diff options
Diffstat (limited to 'feature-active-standby-management')
32 files changed, 0 insertions, 5557 deletions
diff --git a/feature-active-standby-management/pom.xml b/feature-active-standby-management/pom.xml deleted file mode 100644 index 9eb4ad75..00000000 --- a/feature-active-standby-management/pom.xml +++ /dev/null @@ -1,148 +0,0 @@ -<!-- - ============LICENSE_START======================================================= - feature-active-standby-management - ================================================================================ - Copyright (C) 2017-2021 AT&T Intellectual Property. All rights reserved. - ================================================================================ - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - ============LICENSE_END========================================================= - --> - -<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> - - <modelVersion>4.0.0</modelVersion> - - <parent> - <groupId>org.onap.policy.drools-pdp</groupId> - <artifactId>drools-pdp</artifactId> - <version>1.10.1-SNAPSHOT</version> - </parent> - - <artifactId>feature-active-standby-management</artifactId> - - <name>feature-active-standby-management</name> - <description>Separately loadable module for managing active-standby behavior</description> - - <build> - <plugins> - <plugin> - <artifactId>maven-assembly-plugin</artifactId> - <executions> - <execution> - <id>zipfile</id> - <goals> - <goal>single</goal> - </goals> - <phase>package</phase> - <configuration> - <attach>true</attach> - <finalName>${project.artifactId}-${project.version}</finalName> - <descriptors> - <descriptor>src/assembly/assemble_zip.xml</descriptor> - </descriptors> - <appendAssemblyId>false</appendAssemblyId> - </configuration> - </execution> - </executions> - </plugin> - <plugin> - <groupId>org.apache.maven.plugins</groupId> - <artifactId>maven-dependency-plugin</artifactId> - <executions> - <execution> - <id>copy-dependencies</id> - <goals> - <goal>copy-dependencies</goal> - </goals> - <phase>prepare-package</phase> - <configuration> - <transitive>false</transitive> - <outputDirectory>${project.build.directory}/assembly/lib</outputDirectory> - <overWriteReleases>false</overWriteReleases> - <overWriteSnapshots>true</overWriteSnapshots> - <overWriteIfNewer>true</overWriteIfNewer> - <useRepositoryLayout>false</useRepositoryLayout> - <addParentPoms>false</addParentPoms> - <copyPom>false</copyPom> - <includeScope>runtime</includeScope> - <excludeTransitive>true</excludeTransitive> - </configuration> - </execution> - </executions> - </plugin> - </plugins> - </build> - - <dependencies> - <dependency> - <groupId>org.onap.policy.drools-pdp</groupId> - <artifactId>policy-core</artifactId> - <version>${project.version}</version> - <scope>provided</scope> - </dependency> - <dependency> - <groupId>org.onap.policy.drools-pdp</groupId> - <artifactId>policy-management</artifactId> - <version>${project.version}</version> - <scope>provided</scope> - </dependency> - <dependency> - <groupId>org.eclipse.persistence</groupId> - <artifactId>eclipselink</artifactId> - <scope>provided</scope> - </dependency> - <dependency> - <groupId>org.onap.policy.drools-pdp</groupId> - <artifactId>api-active-standby-management</artifactId> - <version>${project.version}</version> - </dependency> - <dependency> - <groupId>org.onap.policy.drools-pdp</groupId> - <artifactId>api-state-management</artifactId> - <version>${project.version}</version> - </dependency> - <dependency> - <groupId>org.onap.policy.drools-pdp</groupId> - <artifactId>feature-state-management</artifactId> - <version>${project.version}</version> - <scope>test</scope> - </dependency> - <dependency> - <groupId>org.onap.policy.common</groupId> - <artifactId>utils-test</artifactId> - <version>${policy.common.version}</version> - <scope>test</scope> - </dependency> - <dependency> - <groupId>com.h2database</groupId> - <artifactId>h2</artifactId> - <scope>test</scope> - </dependency> - <dependency> - <groupId>junit</groupId> - <artifactId>junit</artifactId> - <scope>test</scope> - </dependency> - <dependency> - <groupId>org.assertj</groupId> - <artifactId>assertj-core</artifactId> - <scope>test</scope> - </dependency> - <dependency> - <groupId>org.powermock</groupId> - <artifactId>powermock-api-mockito2</artifactId> - <scope>test</scope> - </dependency> - </dependencies> - -</project> diff --git a/feature-active-standby-management/src/assembly/assemble_zip.xml b/feature-active-standby-management/src/assembly/assemble_zip.xml deleted file mode 100644 index 97b82ac2..00000000 --- a/feature-active-standby-management/src/assembly/assemble_zip.xml +++ /dev/null @@ -1,76 +0,0 @@ -<!-- - ============LICENSE_START======================================================= - feature-active-standby- management - ================================================================================ - Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. - ================================================================================ - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - ============LICENSE_END========================================================= - --> - -<!-- Defines how we build the .zip file which is our distribution. --> - -<assembly - xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0" - xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" - xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd"> - <id>feature-active-standby-management</id> - <formats> - <format>zip</format> - </formats> - - <!-- we want "system" and related files right at the root level as this - file is suppose to be unzip on top of a karaf distro. --> - <includeBaseDirectory>false</includeBaseDirectory> - - <fileSets> - <fileSet> - <directory>target</directory> - <outputDirectory>lib/feature</outputDirectory> - <includes> - <include>feature-active-standby-management-${project.version}.jar</include> - </includes> - </fileSet> - <fileSet> - <directory>target/assembly/lib</directory> - <outputDirectory>lib/dependencies</outputDirectory> - <includes> - <include>*.jar</include> - </includes> - </fileSet> - <fileSet> - <directory>src/main/feature/config</directory> - <outputDirectory>config</outputDirectory> - <fileMode>0644</fileMode> - <excludes/> - </fileSet> - <fileSet> - <directory>src/main/feature/bin</directory> - <outputDirectory>bin</outputDirectory> - <fileMode>0744</fileMode> - <excludes/> - </fileSet> - <fileSet> - <directory>src/main/feature/db</directory> - <outputDirectory>db</outputDirectory> - <fileMode>0744</fileMode> - <excludes/> - </fileSet> - <fileSet> - <directory>src/main/feature/install</directory> - <outputDirectory>install</outputDirectory> - <fileMode>0744</fileMode> - <excludes/> - </fileSet> - </fileSets> -</assembly> diff --git a/feature-active-standby-management/src/main/feature/config/feature-active-standby-management.properties b/feature-active-standby-management/src/main/feature/config/feature-active-standby-management.properties deleted file mode 100644 index f5fe1c70..00000000 --- a/feature-active-standby-management/src/main/feature/config/feature-active-standby-management.properties +++ /dev/null @@ -1,40 +0,0 @@ -### -# ============LICENSE_START======================================================= -# feature-active-standby-management -# ================================================================================ -# Copyright (C) 2017, 2019, 2021 AT&T Intellectual Property. All rights reserved. -# ================================================================================ -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# ============LICENSE_END========================================================= -### - -# DB properties -eclipselink.target-database=MySQL -javax.persistence.jdbc.driver=org.mariadb.jdbc.Driver -javax.persistence.jdbc.url=jdbc:mariadb://${envd:SQL_HOST}:${envd:SQL_PORT:3306}/activestandbymanagement -javax.persistence.jdbc.user=${envd:SQL_USER} -javax.persistence.jdbc.password=${envd:SQL_PASSWORD} - -# Must be unique across the system -resource.name=pdp1 -# Name of the site in which this node is hosted -site_name=site1 - -# Needed by DroolsPdpsElectionHandler -pdp.checkInterval=2500 -pdp.updateInterval=2500 -#pdp.timeout=3000 -# Need long timeout, because testTransaction is only run every 10 seconds. -pdp.timeout=15000 -#how long do we wait for the pdp table to populate on initial startup -pdp.initialWait=20000 diff --git a/feature-active-standby-management/src/main/feature/db/activestandbymanagement/sql/18020-activestandbymanagement.upgrade.sql b/feature-active-standby-management/src/main/feature/db/activestandbymanagement/sql/18020-activestandbymanagement.upgrade.sql deleted file mode 100644 index 4b3375ad..00000000 --- a/feature-active-standby-management/src/main/feature/db/activestandbymanagement/sql/18020-activestandbymanagement.upgrade.sql +++ /dev/null @@ -1,34 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -set foreign_key_checks=0; - -CREATE TABLE if not exists activestandbymanagement.DROOLSPDPENTITY -( -pdpId VARCHAR(255) NOT NULL, -designated TINYINT(1) default 0 NOT NULL, -priority INTEGER NOT NULL, -site VARCHAR(50), -updatedDate TIMESTAMP NOT NULL, -designatedDate TIMESTAMP NOT NULL, -PRIMARY KEY (pdpId) -); - -set foreign_key_checks=1;
\ No newline at end of file diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ActiveStandbyFeature.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ActiveStandbyFeature.java deleted file mode 100644 index e3125a5f..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ActiveStandbyFeature.java +++ /dev/null @@ -1,227 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2021 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import java.io.IOException; -import java.util.HashMap; -import java.util.Map; -import javax.persistence.Persistence; -import org.eclipse.persistence.config.PersistenceUnitProperties; -import org.onap.policy.common.im.MonitorTime; -import org.onap.policy.drools.core.PolicySessionFeatureApi; -import org.onap.policy.drools.features.PolicyEngineFeatureApi; -import org.onap.policy.drools.statemanagement.StateManagementFeatureApi; -import org.onap.policy.drools.statemanagement.StateManagementFeatureApiConstants; -import org.onap.policy.drools.system.PolicyEngine; -import org.onap.policy.drools.system.PolicyEngineConstants; -import org.onap.policy.drools.utils.PropertyUtil; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -/** - * If this feature is supported, there is a single instance of it. - * It adds persistence to Drools sessions, but it is also intertwined with - * active/standby state management and IntegrityMonitor. For now, they are - * all treated as a single feature, but it would be nice to separate them. - * - * <p>The bulk of the code here was once in other classes, such as - * 'PolicyContainer' and 'Main'. It was moved here as part of making this - * a separate optional feature. - */ -public class ActiveStandbyFeature implements ActiveStandbyFeatureApi, - PolicySessionFeatureApi, PolicyEngineFeatureApi { - // get an instance of logger - private static final Logger logger = - LoggerFactory.getLogger(ActiveStandbyFeature.class); - - private static DroolsPdp myPdp; - private static Object myPdpSync = new Object(); - private static DroolsPdpsElectionHandler electionHandler; - - private StateManagementFeatureApi stateManagementFeature; - - public static final int SEQ_NUM = 1; - - - /*========================*/ - /* 'FeatureAPI' interface */ - /*========================*/ - - /** - * {@inheritDoc}. - */ - @Override - public int getSequenceNumber() { - return SEQ_NUM; - } - - /** - * {@inheritDoc}. - */ - @Override - public void globalInit(String[] args, String configDir) { - // This must come first since it initializes myPdp - initializePersistence(configDir); - - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - if (feature.getResourceName().equals(myPdp.getPdpId())) { - logger.debug("ActiveStandbyFeature.globalInit: Found StateManagementFeature" - + " with resourceName: {}", myPdp.getPdpId()); - stateManagementFeature = feature; - break; - } - } - if (stateManagementFeature == null) { - logger.debug("ActiveStandbyFeature failed to initialize. " - + "Unable to get instance of StateManagementFeatureApi " - + "with resourceID: {}", myPdp.getPdpId()); - logger.error("ActiveStandbyFeature failed to initialize. " - + "Unable to get instance of StateManagementFeatureApi " - + "with resourceID: {}", myPdp.getPdpId()); - // - // Cannot add observer since stateManagementFeature is null - // - return; - } - - - - //Create an instance of the Observer - var pmNotifier = new PmStandbyStateChangeNotifier(); - - //Register the PMStandbyStateChangeNotifier Observer - stateManagementFeature.addObserver(pmNotifier); - logger.debug("ActiveStandbyFeature.globalInit() exit"); - } - - - /** - * {@inheritDoc}. - */ - @Override - public boolean afterStart(PolicyEngine engine) { - // ASSERTION: engine == PolicyEngine.manager - PolicyEngineConstants.getManager().lock(); - return false; - } - - /** - * Read in the persistence properties, determine whether persistence is - * enabled or disabled, and initialize persistence if enabled. - */ - private static void initializePersistence(String configDir) { - //Get the Active Standby properties - try { - var activeStandbyProperties = - PropertyUtil.getProperties(configDir + "/feature-active-standby-management.properties"); - ActiveStandbyProperties.initProperties(activeStandbyProperties); - logger.info("initializePersistence: ActiveStandbyProperties success"); - } catch (IOException e) { - logger.error("ActiveStandbyFeature: initializePersistence ActiveStandbyProperties", e); - } - - var conn = getDroolsPdpsConnector("activeStandbyPU"); - String resourceName = ActiveStandbyProperties.getProperty(ActiveStandbyProperties.NODE_NAME); - if (resourceName == null) { - throw new NullPointerException(); - } - - /* - * In a JUnit test environment, one or more PDPs may already have been - * inserted in the DB, so we need to check for this. - */ - DroolsPdp existingPdp = conn.getPdp(resourceName); - if (existingPdp != null) { - logger.info("Found existing PDP record, pdpId={} isDesignated={}, updatedDate={}", - existingPdp.getPdpId(), existingPdp.isDesignated(), existingPdp.getUpdatedDate()); - myPdp = existingPdp; - } - - synchronized (myPdpSync) { - if (myPdp == null) { - - myPdp = new DroolsPdpImpl(resourceName, false, 4, MonitorTime.getInstance().getDate()); - } - String siteName = ActiveStandbyProperties.getProperty(ActiveStandbyProperties.SITE_NAME); - if (siteName == null) { - siteName = ""; - } else { - siteName = siteName.trim(); - } - myPdp.setSite(siteName); - if (electionHandler == null) { - electionHandler = new DroolsPdpsElectionHandler(conn, myPdp); - } - } - logger.info("\n\nThis controller is a standby, waiting to be chosen as primary...\n\n"); - } - - - /** - * Moved code to instantiate a JpaDroolsPdpsConnector object from main() to - * this method, so it can also be accessed from StandbyStateChangeNotifier - * class. - * - * @param pu string - * @return connector object - */ - public static DroolsPdpsConnector getDroolsPdpsConnector(String pu) { - - Map<String, Object> propMap = new HashMap<>(); - propMap.put(PersistenceUnitProperties.JDBC_DRIVER, - ActiveStandbyProperties.getProperty(ActiveStandbyProperties.DB_DRIVER)); - propMap.put(PersistenceUnitProperties.JDBC_URL, - ActiveStandbyProperties.getProperty(ActiveStandbyProperties.DB_URL)); - propMap.put(PersistenceUnitProperties.JDBC_USER, - ActiveStandbyProperties.getProperty(ActiveStandbyProperties.DB_USER)); - propMap.put(PersistenceUnitProperties.JDBC_PASSWORD, - ActiveStandbyProperties.getProperty(ActiveStandbyProperties.DB_PWD)); - propMap.put(PersistenceUnitProperties.TARGET_DATABASE, - ActiveStandbyProperties.getProperty(ActiveStandbyProperties.DB_TYPE)); - - var emf = Persistence.createEntityManagerFactory(pu, propMap); - return new JpaDroolsPdpsConnector(emf); - } - - /** - * {@inheritDoc}. - */ - @Override - public String getPdpdNowActive() { - return electionHandler.getPdpdNowActive(); - } - - /** - * {@inheritDoc}. - */ - @Override - public String getPdpdLastActive() { - return electionHandler.getPdpdLastActive(); - } - - /** - * {@inheritDoc}. - */ - @Override - public String getResourceName() { - return myPdp.getPdpId(); - } -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ActiveStandbyProperties.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ActiveStandbyProperties.java deleted file mode 100644 index 30c8171e..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ActiveStandbyProperties.java +++ /dev/null @@ -1,76 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2019, 2021 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import java.util.Properties; -import lombok.AccessLevel; -import lombok.Getter; -import lombok.NoArgsConstructor; -import org.eclipse.persistence.config.PersistenceUnitProperties; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -@NoArgsConstructor(access = AccessLevel.PRIVATE) -public final class ActiveStandbyProperties { - // get an instance of logger - private static final Logger logger = LoggerFactory.getLogger(ActiveStandbyProperties.class); - - public static final String PDP_CHECK_INVERVAL = "pdp.checkInterval"; - public static final String PDP_UPDATE_INTERVAL = "pdp.updateInterval"; - public static final String PDP_TIMEOUT = "pdp.timeout"; - public static final String PDP_INITIAL_WAIT_PERIOD = "pdp.initialWait"; - - public static final String NODE_NAME = "resource.name"; - public static final String SITE_NAME = "site_name"; - - /* - * feature-active-standby-management.properties parameter key values - */ - public static final String DB_DRIVER = PersistenceUnitProperties.JDBC_DRIVER; - public static final String DB_URL = PersistenceUnitProperties.JDBC_URL; - public static final String DB_USER = PersistenceUnitProperties.JDBC_USER; - public static final String DB_PWD = PersistenceUnitProperties.JDBC_PASSWORD; - public static final String DB_TYPE = PersistenceUnitProperties.TARGET_DATABASE; - - @Getter - private static Properties properties = null; - - /** - * Initialize the parameter values from the droolsPersitence.properties file values. - * - * <p>This is designed so that the Properties object is obtained from properties - * file and then is passed to this method to initialize the value of the parameters. - * This allows the flexibility of JUnit tests using getProperties(filename) to get the - * properties while runtime methods can use getPropertiesFromClassPath(filename). - * - * @param prop properties - */ - public static void initProperties(Properties prop) { - logger.info("ActiveStandbyProperties.initProperties(Properties): entry"); - logger.info("\n\nActiveStandbyProperties.initProperties: Properties = \n{}\n\n", prop); - - properties = prop; - } - - public static String getProperty(String key) { - return properties.getProperty(key); - } -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdp.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdp.java deleted file mode 100644 index 12c75929..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdp.java +++ /dev/null @@ -1,50 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import java.util.Date; - -public interface DroolsPdp { - - String getPdpId(); - - boolean isDesignated(); - - int getPriority(); - - Date getUpdatedDate(); - - void setDesignated(boolean isDesignated); - - void setUpdatedDate(Date updatedDate); - - int comparePriority(DroolsPdp other); - - int comparePriority(DroolsPdp other, String previousSite); - - String getSite(); - - void setSite(String site); - - Date getDesignatedDate(); - - void setDesignatedDate(Date designatedDate); -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpEntity.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpEntity.java deleted file mode 100644 index 526200fc..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpEntity.java +++ /dev/null @@ -1,79 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2019, 2021 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import java.io.Serializable; -import java.util.Date; -import javax.persistence.Column; -import javax.persistence.Entity; -import javax.persistence.Id; -import javax.persistence.NamedQuery; -import javax.persistence.Temporal; -import javax.persistence.TemporalType; -import lombok.EqualsAndHashCode; -import lombok.Getter; -import lombok.Setter; -import org.onap.policy.common.im.MonitorTime; - -@Entity -//@Table(name="DroolsPdpEntity") - -@NamedQuery(name = "DroolsPdpEntity.findAll", query = "SELECT e FROM DroolsPdpEntity e ") -@NamedQuery(name = "DroolsPdpEntity.deleteAll", query = "DELETE FROM DroolsPdpEntity WHERE 1=1") -@Getter -@Setter -@EqualsAndHashCode(onlyExplicitlyIncluded = true, callSuper = true) -public class DroolsPdpEntity extends DroolsPdpObject implements Serializable { - - private static final long serialVersionUID = 1L; - - @Id - @Column(name = "pdpId", nullable = false) - private String pdpId = "-1"; - - @Column(name = "designated", nullable = false) - private boolean designated = false; - - @Column(name = "priority", nullable = false) - private int priority = 0; - - @Temporal(TemporalType.TIMESTAMP) - @Column(name = "updatedDate", nullable = false) - private Date updatedDate; - - @Temporal(TemporalType.TIMESTAMP) - @Column(name = "designatedDate", nullable = false) - private Date designatedDate; - - @Column(name = "site", nullable = true, length = 50) - private String site; - - /** - * Constructor. - */ - public DroolsPdpEntity() { - updatedDate = MonitorTime.getInstance().getDate(); - //When this is translated to a TimeStamp in MySQL, it assumes the date is relative - //to the local timezone. So, a value of Date(0) is actually Dec 31 18:00:00 CST 1969 - //which is an invalid value for the MySql TimeStamp - designatedDate = new Date(864000000); - } -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpImpl.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpImpl.java deleted file mode 100644 index dac35ea3..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpImpl.java +++ /dev/null @@ -1,58 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2019, 2021 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import java.util.Date; -import lombok.EqualsAndHashCode; -import lombok.Getter; -import lombok.Setter; - -@Getter -@Setter -@EqualsAndHashCode(onlyExplicitlyIncluded = true, callSuper = true) -public class DroolsPdpImpl extends DroolsPdpObject { - - private boolean designated; - private int priority; - private Date updatedDate; - private Date designatedDate; - private String pdpId; - private String site; - - /** - * Contructor. - * - * @param pdpId ID for the PDP - * @param designated is designated - * @param priority priority - * @param updatedDate date updated - */ - public DroolsPdpImpl(String pdpId, boolean designated, int priority, Date updatedDate) { - this.pdpId = pdpId; - this.designated = designated; - this.priority = priority; - this.updatedDate = updatedDate; - //When this is translated to a TimeStamp in MySQL, it assumes the date is relative - //to the local timezone. So, a value of Date(0) is actually Dec 31 18:00:00 CST 1969 - //which is an invalid value for the MySql TimeStamp - this.designatedDate = new Date(864000000); - } -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpObject.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpObject.java deleted file mode 100644 index c8971130..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpObject.java +++ /dev/null @@ -1,83 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2019, 2021 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - - -public abstract class DroolsPdpObject implements DroolsPdp { - - @Override - public boolean equals(Object other) { - if (other instanceof DroolsPdp) { - return this.getPdpId().equals(((DroolsPdp) other).getPdpId()); - } else { - return false; - } - } - - @Override - public int hashCode() { - final var prime = 31; - var result = 1; - result = prime * result + (this.getPdpId() == null ? 0 : this.getPdpId().hashCode()); - return result; - } - - private int nullSafeCompare(String one, String two) { - if (one != null) { - if (two != null) { - return one.compareTo(two); - - } else { - return 1; - } - - } else if (two != null) { - return -1; - - } else { - return 0; - } - } - - @Override - public int comparePriority(DroolsPdp other) { - return commonCompare(other); - } - - @Override - public int comparePriority(DroolsPdp other, String previousSite) { - if (previousSite == null || previousSite.isEmpty()) { - return comparePriority(other); - } - return commonCompare(other); - } - - private int commonCompare(DroolsPdp other) { - if (nullSafeCompare(this.getSite(), other.getSite()) == 0) { - if (this.getPriority() != other.getPriority()) { - return this.getPriority() - other.getPriority(); - } - return this.getPdpId().compareTo(other.getPdpId()); - } else { - return nullSafeCompare(this.getSite(), other.getSite()); - } - } -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpsConnector.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpsConnector.java deleted file mode 100644 index 6e06272c..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpsConnector.java +++ /dev/null @@ -1,64 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import java.util.Collection; - -public interface DroolsPdpsConnector { - - - //return a list of PDPs, NOT including this PDP - Collection<DroolsPdp> getDroolsPdps(); - - void update(DroolsPdp pdp); - - //determines if the DroolsPdp parameter is considered "current" or expired - //(has it been too long since the Pdp sent an update) - boolean isPdpCurrent(DroolsPdp pdp); - - // Updates DESIGNATED boolean in PDP record. - void setDesignated(DroolsPdp pdp, boolean designated); - - // Marks droolspdpentity.DESIGNATED=false, so another PDP-D will go active. - void standDownPdp(String pdpId); - - // This is used in a JUnit test environment to manually - // insert a PDP - void insertPdp(DroolsPdp pdp); - - // This is used in a JUnit test environment to manually - // delete a PDP - void deletePdp(String pdpId); - - // This is used in a JUnit test environment to manually - // clear the droolspdpentity table. - void deleteAllPdps(); - - // This is used in a JUnit test environment to manually - // get a PDP - DroolsPdpEntity getPdp(String pdpId); - - // Used by DroolsPdpsElectionHandler to determine if the currently designated - // PDP has failed. - boolean hasDesignatedPdpFailed(Collection<DroolsPdp> pdps); - - -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpsElectionHandler.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpsElectionHandler.java deleted file mode 100644 index ff4b21df..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpsElectionHandler.java +++ /dev/null @@ -1,973 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2021 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import java.util.ArrayList; -import java.util.Collection; -import java.util.Date; -import java.util.List; -import java.util.Objects; -import java.util.TimerTask; -import lombok.Getter; -import lombok.Setter; -import org.onap.policy.common.im.MonitorTime; -import org.onap.policy.common.im.StateManagement; -import org.onap.policy.common.utils.time.CurrentTime; -import org.onap.policy.drools.statemanagement.StateManagementFeatureApi; -import org.onap.policy.drools.statemanagement.StateManagementFeatureApiConstants; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -public class DroolsPdpsElectionHandler implements ThreadRunningChecker { - private static final String RUN_PRIMARY_MSG = "DesignatedWaiter.run mostRecentPrimary = {}"; - - // get an instance of logger - private static final Logger logger = LoggerFactory.getLogger(DroolsPdpsElectionHandler.class); - - /* - * Must be static, so it can be referenced by JpaDroolsPdpsConnector, - * without requiring a reference to the election handler instantiation. - */ - private static DroolsPdp myPdp; - - @Setter - private static boolean unitTesting = false; - @Setter - private static boolean stalled = false; - - private DroolsPdpsConnector pdpsConnector; - private Object checkWaitTimerLock = new Object(); - private Object designationWaiterLock = new Object(); - - private Date waitTimerLastRunDate; - - // The interval between runs of the DesignationWaiter - private int pdpUpdateInterval; - - private volatile boolean isDesignated; - - @Getter - private String pdpdNowActive; - @Getter - private String pdpdLastActive; - - /* - * Start allSeemsWell with a value of null so that, on the first run - * of the checkWaitTimer it will set the value in IntegrityMonitor - * regardless of whether it needs to be set to true or false. - */ - private Boolean allSeemsWell = null; - - private StateManagementFeatureApi stateManagementFeature; - - private final CurrentTime currentTime = MonitorTime.getInstance(); - - /** - * Constructor. - * - * @param pdps connectors - * @param myPdp pdp - */ - public DroolsPdpsElectionHandler(DroolsPdpsConnector pdps, DroolsPdp myPdp) { - if (pdps == null) { - logger.error("DroolsPdpsElectinHandler(): pdpsConnector==null"); - throw new IllegalArgumentException("DroolsPdpsElectinHandler(): pdpsConnector==null"); - } - if (myPdp == null) { - logger.error("DroolsPdpsElectinHandler(): droolsPdp==null"); - throw new IllegalArgumentException("DroolsPdpsElectinHandler(): DroolsPdp==null"); - } - - pdpdNowActive = null; - pdpdLastActive = null; - this.pdpsConnector = pdps; - setMyPdp(myPdp); - this.isDesignated = false; - - // The interval between checks of the DesignationWaiter to be sure it is running. - var pdpCheckInterval = 3000; - try { - pdpCheckInterval = Integer.parseInt(ActiveStandbyProperties.getProperty( - ActiveStandbyProperties.PDP_CHECK_INVERVAL)); - } catch (Exception e) { - logger.error("Could not get pdpCheckInterval property. Using default {}", pdpCheckInterval, e); - } - pdpUpdateInterval = 2000; - try { - pdpUpdateInterval = Integer.parseInt(ActiveStandbyProperties.getProperty( - ActiveStandbyProperties.PDP_UPDATE_INTERVAL)); - } catch (Exception e) { - logger.error("Could not get pdpUpdateInterval property. Using default {} ", pdpUpdateInterval, e); - } - - var now = currentTime.getDate(); - - // Retrieve the ms since the epoch - final long nowMs = now.getTime(); - - // Create the timer which will update the updateDate in DroolsPdpEntity table. - // This is the heartbeat - var updateWorker = Factory.getInstance().makeTimer(); - - // Schedule the TimerUpdateClass to run at 100 ms and run at pdpCheckInterval ms thereafter - // NOTE: The first run of the TimerUpdateClass results in myPdp being added to the - // drools droolsPdpEntity table. - updateWorker.scheduleAtFixedRate(new TimerUpdateClass(), 100, pdpCheckInterval); - - // Create the timer which will run the election algorithm - var waitTimer = Factory.getInstance().makeTimer(); - - // Schedule it to start in startMs ms - // (so it will run after the updateWorker and run at pdpUpdateInterval ms thereafter - long startMs = getDWaiterStartMs(); - var designationWaiter = new DesignationWaiter(); - waitTimer.scheduleAtFixedRate(designationWaiter, startMs, pdpUpdateInterval); - waitTimerLastRunDate = new Date(nowMs + startMs); - - //Get the StateManagementFeature instance - - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - if (feature.getResourceName().equals(myPdp.getPdpId())) { - logger.debug("DroolsPdpsElectionHandler: Found StateManagementFeature" - + " with resourceName: {}", myPdp.getPdpId()); - stateManagementFeature = feature; - break; - } - } - if (stateManagementFeature == null) { - logger.error("DroolsPdpsElectionHandler failed to initialize. " - + "Unable to get instance of StateManagementFeatureApi " - + "with resourceID: {}", myPdp.getPdpId()); - } - } - - private static void setMyPdp(DroolsPdp myPdp) { - DroolsPdpsElectionHandler.myPdp = myPdp; - } - - /** - * When the JpaDroolsPdpsConnector.standDown() method is invoked, it needs - * access to myPdp, so it can keep its designation status in sync with the - * DB. - * - * @param designated is designated value - */ - public static void setMyPdpDesignated(boolean designated) { - logger.debug("setMyPdpDesignated: designated= {}", designated); - myPdp.setDesignated(designated); - } - - private class DesignationWaiter extends TimerTask { - // get an instance of logger - private final Logger logger = LoggerFactory.getLogger(DesignationWaiter.class); - - @Override - public void run() { - try { - logger.debug("DesignatedWaiter.run: Entering"); - - //This is for testing the checkWaitTimer - if (unitTesting && stalled) { - logger.debug("DesignatedWaiter.run: isUnitTesting = {} isStalled = {}", - unitTesting, stalled); - return; - } - - synchronized (designationWaiterLock) { - - logger.debug("DesignatedWaiter.run: Entering synchronized block"); - - //It is possible that multiple PDPs are designated lead. So, we will make a list of all designated - //PDPs and then decide which one really should be designated at the end. - List<DroolsPdp> listOfDesignated = new ArrayList<>(); - - Collection<DroolsPdp> pdps = pdpsConnector.getDroolsPdps(); - - logger.debug("DesignatedWaiter.run: pdps.size= {}", pdps.size()); - - //This is only true if all designated PDPs have failed - allPdpsFailed(pdps, listOfDesignated); - - /* - * We have checked the four combinations of isDesignated and isCurrent. Where appropriate, - * we added the PDPs to the potential list of designated pdps - * - * We need to give priority to pdps on the same site that is currently being used - * First, however, we must sanitize the list of designated to make sure their are - * only designated members or non-designated members. There should not be both in - * the list. Because there are real time delays, it is possible that both types could - * be on the list. - */ - - listOfDesignated = santizeDesignatedList(listOfDesignated); - - /* - * We need to figure out the last pdp that was the primary so we can get the last site - * name and the last session numbers. We need to create a "dummy" droolspdp since - * it will be used in later comparisons and cannot be null. - */ - - DroolsPdp mostRecentPrimary = computeMostRecentPrimary(pdps, listOfDesignated); - - if (mostRecentPrimary != null) { - pdpdLastActive = mostRecentPrimary.getPdpId(); - } - - - /* - * It is possible to get here with more than one pdp designated and providing service. This normally - * occurs when there is a race condition with multiple nodes coming up at the same time. If that is - * the case we must determine which one is the one that should be designated and which one should - * be demoted. - * - * It is possible to have 0, 1, 2 or more but not all, or all designated. - * If we have one designated and current, we chose it and are done - * If we have 2 or more, but not all, we must determine which one is in the same site as - * the previously designated pdp. - */ - DroolsPdp designatedPdp = computeDesignatedPdp(listOfDesignated, mostRecentPrimary); - - if (designatedPdp == null) { - logger.warn("WARNING: DesignatedWaiter.run: No viable PDP found to be Designated. " - + "designatedPdp still null."); - designateNoPdp(); - return; - } - - pdpdNowActive = designatedPdp.getPdpId(); - - if (pdpdNowActive.equals(myPdp.getPdpId())) { - logger.debug("DesignatedWaiter.run: designatedPdp is PDP={}", myPdp.getPdpId()); - designateMyPdp(); - return; - } - - isDesignated = false; - - } // end synchronized - logger.debug("DesignatedWaiter.run: myPdp: {}; Returning, isDesignated= {}", - isDesignated, myPdp.getPdpId()); - - var tmpDate = currentTime.getDate(); - logger.debug("DesignatedWaiter.run (end of run) waitTimerLastRunDate = {}", tmpDate); - - waitTimerLastRunDate = tmpDate; - myPdp.setUpdatedDate(waitTimerLastRunDate); - pdpsConnector.update(myPdp); - - } catch (Exception e) { - logger.error("DesignatedWaiter.run caught an unexpected exception: ", e); - } - } // end run - - private void allPdpsFailed(Collection<DroolsPdp> pdps, List<DroolsPdp> listOfDesignated) { - boolean designatedPdpHasFailed = pdpsConnector.hasDesignatedPdpFailed(pdps); - logger.debug("DesignatedWaiter.run: designatedPdpHasFailed= {}", designatedPdpHasFailed); - for (DroolsPdp pdp : pdps) { - logger.debug("DesignatedWaiter.run: evaluating pdp ID: {}", pdp.getPdpId()); - - /* - * Note: side effect of isPdpCurrent is that any stale but - * designated PDPs will be marked as un-designated. - */ - boolean isCurrent = pdpsConnector.isPdpCurrent(pdp); - - /* - * We can't use stateManagement.getStandbyStatus() here, because - * we need the standbyStatus, not for this PDP, but for the PDP - * being processed by this loop iteration. - */ - String standbyStatus = stateManagementFeature.getStandbyStatus(pdp.getPdpId()); - if (standbyStatus == null) { - // Treat this case as a cold standby -- if we - // abort here, no sessions will be created in a - // single-node test environment. - standbyStatus = StateManagement.COLD_STANDBY; - } - logger.debug("DesignatedWaiter.run: PDP= {}, isCurrent= {}", pdp.getPdpId(), isCurrent); - - adjustPdp(pdp, isCurrent, designatedPdpHasFailed, standbyStatus, listOfDesignated); - - - } // end pdps loop - } - - private void adjustPdp(DroolsPdp pdp, boolean isCurrent, boolean designatedPdpHasFailed, String standbyStatus, - List<DroolsPdp> listOfDesignated) { - /* - * There are 4 combinations of isDesignated and isCurrent. We will examine each one in-turn - * and evaluate the each pdp in the list of pdps against each combination. - */ - if (pdp.isDesignated()) { - /* - * This is the first combination of isDesignated and isCurrent - */ - if (isCurrent) { - pdpDesignatedCurrent(pdp, standbyStatus, listOfDesignated); - - /* - * The second combination of isDesignated and isCurrent - * - * PDP is designated but not current; it has failed. - * So we stand it down (it doesn't matter what - * its standbyStatus is). None of these go on the list. - */ - } else { - logger.debug("INFO: DesignatedWaiter.run: PDP= {} is currently " - + "designated but is not current; " - + "it has failed. Standing down. standbyStatus= {}", - pdp.getPdpId(), standbyStatus); - pdpDesignatedNotCurrent(pdp); - } - - } else { - // NOT designated - - - /* - * The third combination of isDesignated and isCurrent - * /* - * If a PDP is not currently designated but is providing service - * (erroneous, but recoverable) or hot standby - * we can add it to the list of possible designated if all the designated have failed - */ - if (isCurrent) { - pdpNotDesignatedCurrent(pdp, designatedPdpHasFailed, standbyStatus, - listOfDesignated); - - /* - * The fourth combination of isDesignated and isCurrent - * - * We are not going to put any of these on the list since it appears they have failed. - * - */ - } else { - logger.debug("INFO: DesignatedWaiter.run: PDP= {} " - + "designated= {}, current= {}, " - + "designatedPdpHasFailed= {}, " - + "standbyStatus= {}", pdp.getPdpId(), - pdp.isDesignated(), false, designatedPdpHasFailed, standbyStatus); - pdpNotDesignatedNotCurrent(pdp, standbyStatus); - } - } - } - - private void pdpDesignatedCurrent(DroolsPdp pdp, String standbyStatus, List<DroolsPdp> listOfDesignated) { - //It is current, but it could have a standbystatus=coldstandby / hotstandby - //If so, we need to stand it down and demote it - if (!standbyStatus.equals(StateManagement.PROVIDING_SERVICE)) { - if (pdp.getPdpId().equals(myPdp.getPdpId())) { - logger.debug("\n\nDesignatedWaiter.run: myPdp {} is current and designated, " - + "butstandbystatus is not providingservice. " - + " Executing stateManagement.demote()" + "\n\n", myPdp.getPdpId()); - // So, we must demote it - try { - demoteMyPdp(pdp, standbyStatus); - } catch (Exception e) { - logger.error("DesignatedWaiter.run: myPdp: {} " - + "Caught Exception attempting to demote myPdp," - + "message= {}", myPdp.getPdpId(), e); - } - } else { - // Don't demote a remote PDP that is current. It should catch itself - logger.debug("\n\nDesignatedWaiter.run: myPdp {} is current and designated, " - + "but standbystatus is not providingservice. " - + " Cannot execute stateManagement.demote() " - + "since it it is not myPdp\n\n", - myPdp.getPdpId()); - } - - } else { - // If we get here, it is ok to be on the list - logger.debug("DesignatedWaiter.run: PDP= {} is designated, " - + "current and {} Noting PDP as " - + "designated, standbyStatus= {}", - pdp.getPdpId(), standbyStatus, standbyStatus); - listOfDesignated.add(pdp); - } - } - - private void demoteMyPdp(DroolsPdp pdp, String standbyStatus) throws Exception { - /* - * Keep the order like this. StateManagement is last since it triggers - * controller shutdown. This will change isDesignated and it can enter another - * if-combination below - */ - pdpsConnector.standDownPdp(pdp.getPdpId()); - myPdp.setDesignated(false); - isDesignated = false; - if (!(standbyStatus.equals(StateManagement.HOT_STANDBY) - || standbyStatus.equals(StateManagement.COLD_STANDBY))) { - /* - * Only demote it if it appears it has not already been demoted. Don't worry - * about synching with the topic endpoint states. That is done by the - * refreshStateAudit - */ - stateManagementFeature.demote(); - } - } - - private void pdpDesignatedNotCurrent(DroolsPdp pdp) { - /* - * Changes designated to 0 but it is still potentially providing service. - * Will affect isDesignated, so, it can enter an if-combination below - */ - pdpsConnector.standDownPdp(pdp.getPdpId()); - - //need to change standbystatus to coldstandby - if (pdp.getPdpId().equals(myPdp.getPdpId())) { - logger.debug("\n\nDesignatedWaiter.run: myPdp {} is not Current. " - + " Executing stateManagement.disableFailed()\n\n", myPdp.getPdpId()); - // We found that myPdp is designated but not current - // So, we must cause it to disableFail - try { - myPdp.setDesignated(false); - pdpsConnector.setDesignated(myPdp, false); - isDesignated = false; - stateManagementFeature.disableFailed(); - } catch (Exception e) { - logger.error("DesignatedWaiter.run: myPdp: {} Caught Exception " - + "attempting to disableFail myPdp {}, message= {}", - myPdp.getPdpId(), myPdp.getPdpId(), e); - } - } else { //it is a remote PDP that is failed - logger.debug("\n\nDesignatedWaiter.run: PDP {} is not Current. " - + " Executing stateManagement.disableFailed(otherResourceName)\n\n", - pdp.getPdpId()); - // We found a PDP is designated but not current - // We already called standdown(pdp) which will change designated to false - // Now we need to disableFail it to get its states in synch. The standbyStatus - // should equal coldstandby - try { - stateManagementFeature.disableFailed(pdp.getPdpId()); - } catch (Exception e) { - logger.error("DesignatedWaiter.run: for PDP {} Caught Exception attempting to " - + "disableFail({}), message= {}", - pdp.getPdpId(), pdp.getPdpId(), e); - } - - } - } - - private void pdpNotDesignatedCurrent(DroolsPdp pdp, boolean designatedPdpHasFailed, String standbyStatus, - List<DroolsPdp> listOfDesignated) { - if (!(StateManagement.HOT_STANDBY.equals(standbyStatus) - || StateManagement.COLD_STANDBY.equals(standbyStatus))) { - logger.debug("\n\nDesignatedWaiter.run: PDP {}" - + " is NOT designated but IS current and" - + " has a standbystatus= {}", pdp.getPdpId(), standbyStatus); - // Since it is current, we assume it can adjust its own state. - // We will demote if it is myPdp - if (pdp.getPdpId().equals(myPdp.getPdpId())) { - //demote it - logger.debug("DesignatedWaiter.run: PDP {} going to " - + "setDesignated = false and calling stateManagement.demote", - pdp.getPdpId()); - try { - //Keep the order like this. - //StateManagement is last since it triggers controller shutdown - pdpsConnector.setDesignated(myPdp, false); - myPdp.setDesignated(false); - isDesignated = false; - //This is definitely not a redundant call. - //It is attempting to correct a problem - stateManagementFeature.demote(); - //recheck the standbystatus - standbyStatus = stateManagementFeature.getStandbyStatus(pdp.getPdpId()); - } catch (Exception e) { - logger.error("DesignatedWaiter.run: myPdp: {} Caught Exception " - + "attempting to demote myPdp {}, message = {}", myPdp.getPdpId(), - myPdp.getPdpId(), e); - } - - } - } - if (StateManagement.HOT_STANDBY.equals(standbyStatus) && designatedPdpHasFailed) { - //add it to the list - logger.debug("INFO: DesignatedWaiter.run: PDP= {}" - + " is not designated but is {} and designated PDP " - + "has failed. standbyStatus= {}", pdp.getPdpId(), - standbyStatus, standbyStatus); - listOfDesignated.add(pdp); - } - } - - private void pdpNotDesignatedNotCurrent(DroolsPdp pdp, String standbyStatus) { - if (StateManagement.COLD_STANDBY.equals(standbyStatus)) { - return; - } - - //stand it down - //disableFail it - pdpsConnector.standDownPdp(pdp.getPdpId()); - if (pdp.getPdpId().equals(myPdp.getPdpId())) { - /* - * I don't actually know how this condition could - * happen, but if it did, we would want to declare it - * failed. - */ - logger.debug("\n\nDesignatedWaiter.run: myPdp {} is !current and !designated, " - + " Executing stateManagement.disableFailed()\n\n", - myPdp.getPdpId()); - // So, we must disableFail it - try { - //Keep the order like this. - //StateManagement is last since it triggers controller shutdown - pdpsConnector.setDesignated(myPdp, false); - myPdp.setDesignated(false); - isDesignated = false; - stateManagementFeature.disableFailed(); - } catch (Exception e) { - logger.error("DesignatedWaiter.run: myPdp: {} Caught Exception attempting to " - + "disableFail myPdp {}, message= {}", - myPdp.getPdpId(), myPdp.getPdpId(), e); - } - } else { //it is remote - logger.debug("\n\nDesignatedWaiter.run: myPdp {} is !current and !designated, " - + " Executing stateManagement.disableFailed({})\n\n", - myPdp.getPdpId(), pdp.getPdpId()); - // We already called standdown(pdp) which will change designated to false - // Now we need to disableFail it to get its states in sync. - // StandbyStatus = coldstandby - try { - stateManagementFeature.disableFailed(pdp.getPdpId()); - } catch (Exception e) { - logger.error("DesignatedWaiter.run: for PDP {}" - + " Caught Exception attempting to disableFail({})" - + ", message=", pdp.getPdpId(), pdp.getPdpId(), e); - } - } - } - - private void designateNoPdp() { - // Just to be sure the parameters are correctly set - myPdp.setDesignated(false); - pdpsConnector.setDesignated(myPdp, false); - isDesignated = false; - - waitTimerLastRunDate = currentTime.getDate(); - logger.debug("DesignatedWaiter.run (designatedPdp == null) waitTimerLastRunDate = {}", - waitTimerLastRunDate); - myPdp.setUpdatedDate(waitTimerLastRunDate); - pdpsConnector.update(myPdp); - } - - private void designateMyPdp() { - /* - * update function expects myPdp.isDesignated to be true. - */ - try { - //Keep the order like this. StateManagement is last since it triggers controller init - myPdp.setDesignated(true); - myPdp.setDesignatedDate(currentTime.getDate()); - pdpsConnector.setDesignated(myPdp, true); - isDesignated = true; - String standbyStatus = stateManagementFeature.getStandbyStatus(); - if (!standbyStatus.equals(StateManagement.PROVIDING_SERVICE)) { - /* - * Only call promote if it is not already in the right state. Don't worry about - * synching the lower level topic endpoint states. That is done by the - * refreshStateAudit. - */ - stateManagementFeature.promote(); - } - } catch (Exception e) { - logger.error("ERROR: DesignatedWaiter.run: Caught Exception attempting to promote PDP={}" - + ", message=", myPdp.getPdpId(), e); - myPdp.setDesignated(false); - pdpsConnector.setDesignated(myPdp, false); - isDesignated = false; - //If you can't promote it, demote it - try { - String standbyStatus = stateManagementFeature.getStandbyStatus(); - if (!(standbyStatus.equals(StateManagement.HOT_STANDBY) - || standbyStatus.equals(StateManagement.COLD_STANDBY))) { - /* - * Only call demote if it is not already in the right state. Don't worry about - * synching the lower level topic endpoint states. That is done by the - * refreshStateAudit. - */ - stateManagementFeature.demote(); - } - } catch (Exception e1) { - logger.error("ERROR: DesignatedWaiter.run: Caught StandbyStatusException " - + "attempting to promote then demote PDP={}, message=", - myPdp.getPdpId(), e1); - } - - } - waitTimerLastRunDate = currentTime.getDate(); - logger.debug("DesignatedWaiter.run (designatedPdp.getPdpId().equals(myPdp.getPdpId())) " - + "waitTimerLastRunDate = {}", waitTimerLastRunDate); - myPdp.setUpdatedDate(waitTimerLastRunDate); - pdpsConnector.update(myPdp); - } - } - - /** - * Sanitize designated list. - * - * @param listOfDesignated list of designated pdps - * @return list of drools pdps - */ - public List<DroolsPdp> santizeDesignatedList(List<DroolsPdp> listOfDesignated) { - - var containsDesignated = false; - var containsHotStandby = false; - List<DroolsPdp> listForRemoval = new ArrayList<>(); - for (DroolsPdp pdp : listOfDesignated) { - logger.debug("DesignatedWaiter.run sanitizing: pdp = {}" - + " isDesignated = {}", pdp.getPdpId(), pdp.isDesignated()); - if (pdp.isDesignated()) { - containsDesignated = true; - } else { - containsHotStandby = true; - listForRemoval.add(pdp); - } - } - if (containsDesignated && containsHotStandby) { - //remove the hot standby from the list - listOfDesignated.removeAll(listForRemoval); - } - return listOfDesignated; - } - - /** - * Compute most recent primary. - * - * @param pdps collection of pdps - * @param listOfDesignated list of designated pdps - * @return drools pdp object - */ - public DroolsPdp computeMostRecentPrimary(Collection<DroolsPdp> pdps, List<DroolsPdp> listOfDesignated) { - boolean containsDesignated = listOfDesignated.stream().anyMatch(DroolsPdp::isDesignated); - - DroolsPdp mostRecentPrimary = new DroolsPdpImpl(null, true, 1, new Date(0)); - mostRecentPrimary.setSite(null); - logger.debug("DesignatedWaiter.run listOfDesignated.size() = {}", listOfDesignated.size()); - - if (listOfDesignated.size() <= 1) { - logger.debug("DesignatedWainter.run: listOfDesignated.size <=1"); - //Only one or none is designated or hot standby. Choose the latest designated date - mostRecentPrimary = getLatestDesignated(pdps, mostRecentPrimary); - - } else if (listOfDesignated.size() == pdps.size()) { - logger.debug("DesignatedWainter.run: listOfDesignated.size = pdps.size() which is {}", pdps.size()); - //They are all designated or all hot standby. - mostRecentPrimary = getBestDesignated(pdps, containsDesignated); - - } else { - logger.debug("DesignatedWainter.run: Some but not all are designated or hot standby. "); - logger.debug("DesignatedWainter.run: containsDesignated = {}", containsDesignated); - //Some but not all are designated or hot standby. - if (containsDesignated) { - /* - * The list only contains designated. This is a problem. It is most likely a race - * condition that resulted in two thinking they should be designated. Choose the - * site with the latest designated date for the pdp not included on the designated list. - * This should be the site that had the last designation before this race condition - * occurred. - */ - mostRecentPrimary = getLatestUndesignated(pdps, mostRecentPrimary, listOfDesignated); - - } else { - //The list only contains hot standby. Choose the site of the latest designated date - mostRecentPrimary = getLatestDesignated(pdps, mostRecentPrimary); - } - } - return mostRecentPrimary; - } - - private DroolsPdp getBestDesignated(Collection<DroolsPdp> pdps, boolean containsDesignated) { - DroolsPdp mostRecentPrimary; - mostRecentPrimary = null; - for (DroolsPdp pdp : pdps) { - if (mostRecentPrimary == null) { - mostRecentPrimary = pdp; - continue; - } - if (containsDesignated) { //Choose the site of the first designated date - if (pdp.getDesignatedDate().compareTo(mostRecentPrimary.getDesignatedDate()) < 0) { - mostRecentPrimary = pdp; - logger.debug(RUN_PRIMARY_MSG, mostRecentPrimary.getPdpId()); - } - } else { //Choose the site with the latest designated date - if (pdp.getDesignatedDate().compareTo(mostRecentPrimary.getDesignatedDate()) > 0) { - mostRecentPrimary = pdp; - logger.debug(RUN_PRIMARY_MSG, mostRecentPrimary.getPdpId()); - } - } - } - return mostRecentPrimary; - } - - private DroolsPdp getLatestUndesignated(Collection<DroolsPdp> pdps, DroolsPdp mostRecentPrimary, - List<DroolsPdp> listOfDesignated) { - for (DroolsPdp pdp : pdps) { - if (listOfDesignated.contains(pdp)) { - continue; //Don't consider this entry - } - if (pdp.getDesignatedDate().compareTo(mostRecentPrimary.getDesignatedDate()) > 0) { - mostRecentPrimary = pdp; - logger.debug(RUN_PRIMARY_MSG, mostRecentPrimary.getPdpId()); - } - } - return mostRecentPrimary; - } - - private DroolsPdp getLatestDesignated(Collection<DroolsPdp> pdps, DroolsPdp mostRecentPrimary) { - for (DroolsPdp pdp : pdps) { - logger.debug("DesignatedWaiter.run pdp = {}" - + " pdp.getDesignatedDate() = {}", - pdp.getPdpId(), pdp.getDesignatedDate()); - if (pdp.getDesignatedDate().compareTo(mostRecentPrimary.getDesignatedDate()) > 0) { - mostRecentPrimary = pdp; - logger.debug(RUN_PRIMARY_MSG, mostRecentPrimary.getPdpId()); - } - } - return mostRecentPrimary; - } - - /** - * Compue designated pdp. - * - * @param listOfDesignated list of designated pdps - * @param mostRecentPrimary most recent primary pdpd - * @return drools pdp object - */ - public DroolsPdp computeDesignatedPdp(List<DroolsPdp> listOfDesignated, DroolsPdp mostRecentPrimary) { - if (listOfDesignated.isEmpty()) { - logger.debug("\nDesignatedWaiter.run: myPdp: {} listOfDesignated is: EMPTY.", myPdp.getPdpId()); - return null; - } - - if (listOfDesignated.size() == 1) { - logger.debug("\nDesignatedWaiter.run: myPdp: {} listOfDesignated " - + "has ONE entry. PDP ID: {}", myPdp.getPdpId(), listOfDesignated.get(0).getPdpId()); - return listOfDesignated.get(0); - } - - logger.debug("DesignatedWaiter.run: myPdp: {} listOfDesignated.size(): {}", myPdp.getPdpId(), - listOfDesignated.size()); - var data = new DesignatedData(); - for (DroolsPdp pdp : listOfDesignated) { - DroolsPdp rejectedPdp; - - // We need to determine if another PDP is the lowest priority - if (Objects.equals(pdp.getSite(), mostRecentPrimary.getSite())) { - rejectedPdp = data.compareSameSite(pdp); - } else { - rejectedPdp = data.compareDifferentSite(pdp); - } - // If the rejectedPdp is myPdp, we need to stand it down and demote it. Each pdp is responsible - // for demoting itself - if (rejectedPdp != null && Objects.equals(rejectedPdp.getPdpId(), myPdp.getPdpId())) { - logger.debug("\n\nDesignatedWaiter.run: myPdp: {} listOfDesignated myPdp ID: {}" - + " is NOT the lowest priority. Executing stateManagement.demote()\n\n", - myPdp.getPdpId(), - myPdp.getPdpId()); - // We found that myPdp is on the listOfDesignated and it is not the lowest priority - // So, we must demote it - demoteMyPdp(); - } - } - - DroolsPdp lowestPriorityPdp = data.getLowestPriority(); - - //now we have a valid value for lowestPriorityPdp - logger.debug("\n\nDesignatedWaiter.run: myPdp: {} listOfDesignated " - + "found the LOWEST priority pdp ID: {} " - + " It is now the designatedPpd from the perspective of myPdp ID: {} \n\n", - myPdp.getPdpId(), lowestPriorityPdp.getPdpId(), myPdp); - return lowestPriorityPdp; - - } - - private class DesignatedData { - private DroolsPdp lowestPrioritySameSite = null; - private DroolsPdp lowestPriorityDifferentSite = null; - - private DroolsPdp compareSameSite(DroolsPdp pdp) { - if (lowestPrioritySameSite == null) { - if (lowestPriorityDifferentSite != null) { - //we need to reject lowestPriorityDifferentSite - DroolsPdp rejectedPdp = lowestPriorityDifferentSite; - lowestPriorityDifferentSite = pdp; - return rejectedPdp; - } - lowestPrioritySameSite = pdp; - return null; - } else { - if (pdp.getPdpId().equals((lowestPrioritySameSite.getPdpId()))) { - return null; //nothing to compare - } - if (pdp.comparePriority(lowestPrioritySameSite) < 0) { - logger.debug("\nDesignatedWaiter.run: myPdp {} listOfDesignated pdp ID: {}" - + " has lower priority than pdp ID: {}", myPdp.getPdpId(), pdp.getPdpId(), - lowestPrioritySameSite.getPdpId()); - //we need to reject lowestPrioritySameSite - DroolsPdp rejectedPdp = lowestPrioritySameSite; - lowestPrioritySameSite = pdp; - return rejectedPdp; - } else { - //we need to reject pdp and keep lowestPrioritySameSite - logger.debug("\nDesignatedWaiter.run: myPdp {} listOfDesignated pdp ID: {} " - + " has higher priority than pdp ID: {}", myPdp.getPdpId(), pdp.getPdpId(), - lowestPrioritySameSite.getPdpId()); - return pdp; - } - } - } - - private DroolsPdp compareDifferentSite(DroolsPdp pdp) { - if (lowestPrioritySameSite != null) { - //if we already have a candidate for same site, we don't want to bother with different sites - return pdp; - } else { - if (lowestPriorityDifferentSite == null) { - lowestPriorityDifferentSite = pdp; - return null; - } - if (pdp.getPdpId().equals((lowestPriorityDifferentSite.getPdpId()))) { - return null; //nothing to compare - } - if (pdp.comparePriority(lowestPriorityDifferentSite) < 0) { - logger.debug("\nDesignatedWaiter.run: myPdp {} listOfDesignated pdp ID: {}" - + " has lower priority than pdp ID: {}", myPdp.getPdpId(), pdp.getPdpId(), - lowestPriorityDifferentSite.getPdpId()); - //we need to reject lowestPriorityDifferentSite - DroolsPdp rejectedPdp = lowestPriorityDifferentSite; - lowestPriorityDifferentSite = pdp; - return rejectedPdp; - } else { - //we need to reject pdp and keep lowestPriorityDifferentSite - logger.debug("\nDesignatedWaiter.run: myPdp {} listOfDesignated pdp ID: {}" - + " has higher priority than pdp ID: {}", myPdp.getPdpId(), pdp.getPdpId(), - lowestPriorityDifferentSite.getPdpId()); - return pdp; - } - } - } - - private DroolsPdp getLowestPriority() { - return (lowestPrioritySameSite != null ? lowestPrioritySameSite : lowestPriorityDifferentSite); - } - } - - private void demoteMyPdp() { - try { - //Keep the order like this. StateManagement is last since it triggers controller shutdown - myPdp.setDesignated(false); - pdpsConnector.setDesignated(myPdp, false); - isDesignated = false; - String standbyStatus = stateManagementFeature.getStandbyStatus(); - if (!(standbyStatus.equals(StateManagement.HOT_STANDBY) - || standbyStatus.equals(StateManagement.COLD_STANDBY))) { - /* - * Only call demote if it is not already in the right state. Don't worry about - * synching the lower level topic endpoint states. That is done by the - * refreshStateAudit. - */ - stateManagementFeature.demote(); - } - } catch (Exception e) { - myPdp.setDesignated(false); - pdpsConnector.setDesignated(myPdp, false); - isDesignated = false; - logger.error("DesignatedWaiter.run: myPdp: {} Caught Exception attempting to " - + "demote myPdp {} myPdp.getPdpId(), message= {}", myPdp.getPdpId(), - e); - } - } - - private class TimerUpdateClass extends TimerTask { - - @Override - public void run() { - try { - logger.debug("TimerUpdateClass.run: entry"); - checkWaitTimer(); - } catch (Exception e) { - logger.error("TimerUpdateClass.run caught an unexpected exception: ", e); - } - logger.debug("TimerUpdateClass.run.exit"); - } - } - - @Override - public void checkThreadStatus() { - checkWaitTimer(); - } - - private void checkWaitTimer() { - synchronized (checkWaitTimerLock) { - try { - logger.debug("checkWaitTimer: entry"); - var now = currentTime.getDate(); - long nowMs = now.getTime(); - long waitTimerMs = waitTimerLastRunDate.getTime(); - - //give it 10 times leeway - if ((nowMs - waitTimerMs) > 10 * pdpUpdateInterval) { - if (allSeemsWell == null || allSeemsWell) { - allSeemsWell = false; - logger.debug("checkWaitTimer: calling allSeemsWell with ALLNOTWELL param"); - stateManagementFeature.allSeemsWell(this.getClass().getName(), - StateManagementFeatureApiConstants.ALLNOTWELL_STATE, - "DesignationWaiter/ElectionHandler has STALLED"); - } - logger.error("checkWaitTimer: nowMs - waitTimerMs = {}" - + ", exceeds 10* pdpUpdateInterval = {}" - + " DesignationWaiter is STALLED!", (nowMs - waitTimerMs), (10 * pdpUpdateInterval)); - } else if (allSeemsWell == null || !allSeemsWell) { - allSeemsWell = true; - stateManagementFeature.allSeemsWell(this.getClass().getName(), - StateManagementFeatureApiConstants.ALLSEEMSWELL_STATE, - "DesignationWaiter/ElectionHandler has RESUMED"); - logger.info("DesignationWaiter/ElectionHandler has RESUMED"); - } - logger.debug("checkWaitTimer: exit"); - } catch (Exception e) { - logger.error("checkWaitTimer: caught unexpected exception: ", e); - } - } - } - - private long getDWaiterStartMs() { - var now = currentTime.getDate(); - - // Retrieve the ms since the epoch - long nowMs = now.getTime(); - - // Time since the end of the last pdpUpdateInterval multiple - long nowModMs = nowMs % pdpUpdateInterval; - - // Time to the start of the next pdpUpdateInterval multiple - long startMs = 2 * pdpUpdateInterval - nowModMs; - - // Give the start time a minimum of a 5 second cushion - if (startMs < 5000) { - // Start at the beginning of following interval - startMs = pdpUpdateInterval + startMs; - } - return startMs; - } -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/Factory.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/Factory.java deleted file mode 100644 index fae70074..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/Factory.java +++ /dev/null @@ -1,40 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * ONAP - * ================================================================================ - * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import java.util.Timer; -import lombok.AccessLevel; -import lombok.Getter; -import lombok.Setter; - -/** - * Factory for creating various objects. - */ -public class Factory { - - @Getter - @Setter(AccessLevel.PROTECTED) - private static Factory instance = new Factory(); - - public Timer makeTimer() { - return new Timer(); - } -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/JpaDroolsPdpsConnector.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/JpaDroolsPdpsConnector.java deleted file mode 100644 index 39386d5e..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/JpaDroolsPdpsConnector.java +++ /dev/null @@ -1,565 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2021 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import java.util.Collection; -import java.util.LinkedList; -import java.util.List; -import javax.persistence.EntityManager; -import javax.persistence.EntityManagerFactory; -import javax.persistence.FlushModeType; -import javax.persistence.LockModeType; -import lombok.AllArgsConstructor; -import org.onap.policy.common.im.MonitorTime; -import org.onap.policy.common.utils.time.CurrentTime; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -@AllArgsConstructor -public class JpaDroolsPdpsConnector implements DroolsPdpsConnector { - - private static final String SELECT_PDP_BY_ID = "SELECT p FROM DroolsPdpEntity p WHERE p.pdpId=:pdpId"; - private static final String PDP_ID_PARAM = "pdpId"; - - // get an instance of logger - private static final Logger logger = LoggerFactory.getLogger(JpaDroolsPdpsConnector.class); - private EntityManagerFactory emf; - - private final CurrentTime currentTime = MonitorTime.getInstance(); - - @Override - public Collection<DroolsPdp> getDroolsPdps() { - //return a list of all the DroolsPdps in the database - var em = emf.createEntityManager(); - try { - em.getTransaction().begin(); - var droolsPdpsListQuery = em.createQuery("SELECT p FROM DroolsPdpEntity p", DroolsPdp.class); - List<DroolsPdp> droolsPdpsList = droolsPdpsListQuery.setLockMode(LockModeType.NONE) - .setFlushMode(FlushModeType.COMMIT).getResultList(); - LinkedList<DroolsPdp> droolsPdpsReturnList = new LinkedList<>(); - for (DroolsPdp droolsPdp : droolsPdpsList) { - //Make sure it is not a cached version - em.refresh(droolsPdp); - droolsPdpsReturnList.add(droolsPdp); - if (logger.isDebugEnabled()) { - logger.debug("getDroolsPdps: PDP= {}" - + ", isDesignated= {}" - + ", updatedDate= {}" - + ", priority= {}", droolsPdp.getPdpId(), droolsPdp.isDesignated(), - droolsPdp.getUpdatedDate(), droolsPdp.getPriority()); - } - } - try { - em.getTransaction().commit(); - } catch (Exception e) { - logger.error("Cannot commit getDroolsPdps() transaction", e); - } - return droolsPdpsReturnList; - } finally { - cleanup(em, "getDroolsPdps"); - } - } - - private boolean nullSafeEquals(Object one, Object two) { - if (one == null && two == null) { - return true; - } - if (one != null && two != null) { - return one.equals(two); - } - return false; - } - - @Override - public void update(DroolsPdp pdp) { - - logger.debug("update: Entering, pdpId={}", pdp.getPdpId()); - - //this is to update our own pdp in the database - var em = emf.createEntityManager(); - try { - em.getTransaction().begin(); - var droolsPdpsListQuery = em.createQuery(SELECT_PDP_BY_ID, DroolsPdpEntity.class); - droolsPdpsListQuery.setParameter(PDP_ID_PARAM, pdp.getPdpId()); - List<DroolsPdpEntity> droolsPdpsList = droolsPdpsListQuery.setLockMode(LockModeType.NONE) - .setFlushMode(FlushModeType.COMMIT).getResultList(); - DroolsPdpEntity droolsPdpEntity; - if (droolsPdpsList.size() == 1) { - droolsPdpEntity = droolsPdpsList.get(0); - em.refresh(droolsPdpEntity); //Make sure we have current values - var currentDate = currentTime.getDate(); - long difference = currentDate.getTime() - droolsPdpEntity.getUpdatedDate().getTime(); - //just set some kind of default here - long pdpTimeout = 15000; - try { - pdpTimeout = Long.parseLong( - ActiveStandbyProperties.getProperty(ActiveStandbyProperties.PDP_TIMEOUT)); - } catch (Exception e) { - logger.error("Could not get PDP timeout property, using default.", e); - } - boolean isCurrent = difference < pdpTimeout; - logger.debug("update: PDP= {}, isCurrent={}" - + " difference= {}" - + ", pdpTimeout= {}, designated= {}", - pdp.getPdpId(), isCurrent, difference, pdpTimeout, droolsPdpEntity.isDesignated()); - } else { - logger.debug("update: For PDP={}" - + ", instantiating new DroolsPdpEntity", pdp.getPdpId()); - droolsPdpEntity = new DroolsPdpEntity(); - em.persist(droolsPdpEntity); - droolsPdpEntity.setPdpId(pdp.getPdpId()); - } - if (droolsPdpEntity.getPriority() != pdp.getPriority()) { - droolsPdpEntity.setPriority(pdp.getPriority()); - } - if (!droolsPdpEntity.getUpdatedDate().equals(pdp.getUpdatedDate())) { - droolsPdpEntity.setUpdatedDate(pdp.getUpdatedDate()); - } - if (!nullSafeEquals(droolsPdpEntity.getSite(), pdp.getSite())) { - droolsPdpEntity.setSite(pdp.getSite()); - } - - if (droolsPdpEntity.isDesignated() != pdp.isDesignated()) { - logger.debug("update: pdpId={}" - + ", pdp.isDesignated={}" - + ", droolsPdpEntity.pdpId= {}" - + ", droolsPdpEntity.isDesignated={}", - pdp.getPdpId(), pdp.isDesignated(), - droolsPdpEntity.getPdpId(), droolsPdpEntity.isDesignated()); - droolsPdpEntity.setDesignated(pdp.isDesignated()); - //The isDesignated value is not the same and the new one == true - if (pdp.isDesignated()) { - droolsPdpEntity.setDesignatedDate(currentTime.getDate()); - } - } - em.getTransaction().commit(); - } finally { - cleanup(em, "update"); - } - - logger.debug("update: Exiting"); - - } - - /* - * Note: A side effect of this boolean method is that if the PDP is designated but not current, the - * droolspdpentity.DESIGNATED column will be set to false (the PDP will be un-designated, i.e. marked as - * being in standby mode) - */ - @Override - public boolean isPdpCurrent(DroolsPdp pdp) { - - boolean isCurrent = isCurrent(pdp); - - var em = emf.createEntityManager(); - try { - if (!isCurrent && pdp.isDesignated()) { - em.getTransaction().begin(); - var droolsPdpsListQuery = em.createQuery(SELECT_PDP_BY_ID, DroolsPdpEntity.class); - droolsPdpsListQuery.setParameter(PDP_ID_PARAM, pdp.getPdpId()); - List<DroolsPdpEntity> droolsPdpsList = droolsPdpsListQuery.setLockMode(LockModeType.NONE) - .setFlushMode(FlushModeType.COMMIT).getResultList(); - if (droolsPdpsList.size() == 1) { - logger.debug("isPdpCurrent: PDP={} designated but not current; setting designated to false", - pdp.getPdpId()); - var droolsPdpEntity = droolsPdpsList.get(0); - droolsPdpEntity.setDesignated(false); - em.getTransaction().commit(); - } else { - logger.warn("isPdpCurrent: PDP={} is designated but not current; " - + "however it does not have a DB entry, so cannot set DESIGNATED to false!", - pdp.getPdpId()); - } - } else { - logger.debug("isPdpCurrent: For PDP= {}, " - + "designated={}, isCurrent={}", pdp.getPdpId(), pdp.isDesignated(), isCurrent); - } - } catch (Exception e) { - logger.error("Could not update expired record marked as designated in the database", e); - } finally { - cleanup(em, "isPdpCurrent"); - } - return isCurrent; - - } - - @Override - public void setDesignated(DroolsPdp pdp, boolean designated) { - - logger.debug("setDesignated: Entering, pdpId={}" - + ", designated={}", pdp.getPdpId(), designated); - - EntityManager em = null; - try { - em = emf.createEntityManager(); - em.getTransaction().begin(); - var droolsPdpsListQuery = em - .createQuery(SELECT_PDP_BY_ID, DroolsPdpEntity.class); - droolsPdpsListQuery.setParameter(PDP_ID_PARAM, pdp.getPdpId()); - List<DroolsPdpEntity> droolsPdpsList = droolsPdpsListQuery.setLockMode( - LockModeType.NONE).setFlushMode(FlushModeType.COMMIT).getResultList(); - if (droolsPdpsList.size() == 1) { - var droolsPdpEntity = droolsPdpsList.get(0); - - logger.debug("setDesignated: PDP={}" - + " found, designated= {}" - + ", setting to {}", pdp.getPdpId(), droolsPdpEntity.isDesignated(), - designated); - setPdpDesignation(em, droolsPdpEntity, designated); - em.getTransaction().commit(); - } else { - logger.error("setDesignated: PDP={}" - + " not in DB; cannot update designation", pdp.getPdpId()); - } - } catch (Exception e) { - logger.error("setDesignated: Caught Exception", e); - } finally { - cleanup(em, "setDesignated"); - } - - logger.debug("setDesignated: Exiting"); - - } - - private void setPdpDesignation(EntityManager em, DroolsPdpEntity droolsPdpEntity, boolean designated) { - droolsPdpEntity.setDesignated(designated); - if (designated) { - em.refresh(droolsPdpEntity); //make sure we get the DB value - if (!droolsPdpEntity.isDesignated()) { - droolsPdpEntity.setDesignatedDate(currentTime.getDate()); - } - - } - } - - - @Override - public void standDownPdp(String pdpId) { - logger.debug("standDownPdp: Entering, pdpId={}", pdpId); - - EntityManager em = null; - try { - /* - * Start transaction. - */ - em = emf.createEntityManager(); - em.getTransaction().begin(); - - /* - * Get droolspdpentity record for this PDP and mark DESIGNATED as - * false. - */ - var droolsPdpsListQuery = em - .createQuery(SELECT_PDP_BY_ID, DroolsPdpEntity.class); - droolsPdpsListQuery.setParameter(PDP_ID_PARAM, pdpId); - List<DroolsPdpEntity> droolsPdpsList = droolsPdpsListQuery.setLockMode( - LockModeType.NONE).setFlushMode(FlushModeType.COMMIT).getResultList(); - if (droolsPdpsList.size() == 1) { - var droolsPdpEntity = droolsPdpsList.get(0); - droolsPdpEntity.setDesignated(false); - em.persist(droolsPdpEntity); - logger.debug("standDownPdp: PDP={} persisted as non-designated.", pdpId); - } else { - logger.error("standDownPdp: Missing record in droolspdpentity for pdpId={}" - + "; cannot stand down PDP", pdpId); - } - - /* - * End transaction. - */ - em.getTransaction().commit(); - cleanup(em, "standDownPdp"); - em = null; - - // Keep the election handler in sync with the DB - DroolsPdpsElectionHandler.setMyPdpDesignated(false); - - } catch (Exception e) { - logger.error("standDownPdp: Unexpected Exception attempting to mark " - + "DESIGNATED as false for droolspdpentity, pdpId={}" - + ". Cannot stand down PDP; message={}", pdpId, e.getMessage(), e); - } finally { - cleanup(em, "standDownPdp"); - } - logger.debug("standDownPdp: Exiting"); - - } - - /* - * Determines whether or not a designated PDP has failed. - * - * Note: The update method, which is run periodically by the - * TimerUpdateClass, will un-designate a PDP that is stale. - */ - @Override - public boolean hasDesignatedPdpFailed(Collection<DroolsPdp> pdps) { - - logger.debug("hasDesignatedPdpFailed: Entering, pdps.size()={}", pdps.size()); - - var failed = true; - var foundDesignatedPdp = false; - - for (DroolsPdp pdp : pdps) { - - /* - * Normally, the update method will un-designate any stale PDP, but - * we check here to see if the PDP has gone stale since the update - * method was run. - * - * Even if we determine that the designated PDP is current, we keep - * going (we don't break), so we can get visibility into the other - * PDPs, when in DEBUG mode. - */ - if (pdp.isDesignated() && isCurrent(pdp)) { - logger.debug("hasDesignatedPdpFailed: Designated PDP={} is current", pdp.getPdpId()); - failed = false; - foundDesignatedPdp = true; - } else if (pdp.isDesignated() && !isCurrent(pdp)) { - logger.error("hasDesignatedPdpFailed: Designated PDP={} has failed", pdp.getPdpId()); - foundDesignatedPdp = true; - } else { - logger.debug("hasDesignatedPdpFailed: PDP={} is not designated", pdp.getPdpId()); - } - } - - logger.debug("hasDesignatedPdpFailed: Exiting and returning, foundDesignatedPdp={}", - foundDesignatedPdp); - return failed; - } - - - private boolean isCurrent(DroolsPdp pdp) { - - logger.debug("isCurrent: Entering, pdpId={}", pdp.getPdpId()); - - var current = false; - - // Return if the current PDP is considered "current" based on whatever - // time box that may be. - // If the the PDP is not current, we should mark it as not primary in - // the database - var currentDate = currentTime.getDate(); - long difference = currentDate.getTime() - - pdp.getUpdatedDate().getTime(); - // just set some kind of default here - long pdpTimeout = 15000; - try { - pdpTimeout = Long.parseLong(ActiveStandbyProperties - .getProperty(ActiveStandbyProperties.PDP_TIMEOUT)); - logger.debug("isCurrent: pdp.timeout={}", pdpTimeout); - } catch (Exception e) { - logger.error("isCurrent: Could not get PDP timeout property, using default.", e); - } - current = difference < pdpTimeout; - - logger.debug("isCurrent: Exiting, difference={}, pdpTimeout={}" - + "; returning current={}", difference, pdpTimeout, current); - - return current; - } - - - /* - * Currently this method is only used in a JUnit test environment. Gets a - * PDP record from droolspdpentity table. - */ - @Override - public DroolsPdpEntity getPdp(String pdpId) { - - logger.debug("getPdp: Entering and getting PDP with pdpId={}", pdpId); - - DroolsPdpEntity droolsPdpEntity = null; - - EntityManager em = null; - try { - em = emf.createEntityManager(); - em.getTransaction().begin(); - var droolsPdpsListQuery = em - .createQuery(SELECT_PDP_BY_ID); - droolsPdpsListQuery.setParameter(PDP_ID_PARAM, pdpId); - List<?> droolsPdpsList = droolsPdpsListQuery.setLockMode( - LockModeType.NONE).setFlushMode(FlushModeType.COMMIT).getResultList(); - if (droolsPdpsList.size() == 1 - && droolsPdpsList.get(0) instanceof DroolsPdpEntity) { - droolsPdpEntity = (DroolsPdpEntity) droolsPdpsList.get(0); - logger.debug("getPdp: PDP={}" - + " found, isDesignated={}," - + " updatedDate={}, " - + "priority={}", pdpId, - droolsPdpEntity.isDesignated(), droolsPdpEntity.getUpdatedDate(), - droolsPdpEntity.getPriority()); - - // Make sure the droolsPdpEntity is not a cached version - em.refresh(droolsPdpEntity); - - em.getTransaction().commit(); - } else { - logger.error("getPdp: PDP={} not found!?", pdpId); - } - } catch (Exception e) { - logger.error("getPdp: Caught Exception attempting to get PDP", e); - } finally { - cleanup(em, "getPdp"); - } - - logger.debug("getPdp: Returning droolsPdpEntity={}", droolsPdpEntity); - return droolsPdpEntity; - - } - - /* - * Normally this method should only be used in a JUnit test environment. - * Manually inserts a PDP record in droolspdpentity table. - */ - @Override - public void insertPdp(DroolsPdp pdp) { - logger.debug("insertPdp: Entering and manually inserting PDP"); - - /* - * Start transaction - */ - var em = emf.createEntityManager(); - try { - em.getTransaction().begin(); - - /* - * Insert record. - */ - var droolsPdpEntity = new DroolsPdpEntity(); - em.persist(droolsPdpEntity); - droolsPdpEntity.setPdpId(pdp.getPdpId()); - droolsPdpEntity.setDesignated(pdp.isDesignated()); - droolsPdpEntity.setPriority(pdp.getPriority()); - droolsPdpEntity.setUpdatedDate(pdp.getUpdatedDate()); - droolsPdpEntity.setSite(pdp.getSite()); - - /* - * End transaction. - */ - em.getTransaction().commit(); - } finally { - cleanup(em, "insertPdp"); - } - logger.debug("insertPdp: Exiting"); - - } - - /* - * Normally this method should only be used in a JUnit test environment. - * Manually deletes all PDP records in droolspdpentity table. - */ - @Override - public void deleteAllPdps() { - - logger.debug("deleteAllPdps: Entering"); - - /* - * Start transaction - */ - var em = emf.createEntityManager(); - try { - em.getTransaction().begin(); - - var droolsPdpsListQuery = em - .createQuery("SELECT p FROM DroolsPdpEntity p"); - @SuppressWarnings("unchecked") - List<DroolsPdp> droolsPdpsList = droolsPdpsListQuery.setLockMode( - LockModeType.NONE).setFlushMode(FlushModeType.COMMIT).getResultList(); - logger.debug("deleteAllPdps: Deleting {} PDPs", droolsPdpsList.size()); - for (DroolsPdp droolsPdp : droolsPdpsList) { - String pdpId = droolsPdp.getPdpId(); - deletePdp(pdpId); - } - - /* - * End transaction. - */ - em.getTransaction().commit(); - } finally { - cleanup(em, "deleteAllPdps"); - } - logger.debug("deleteAllPdps: Exiting"); - - } - - /* - * Normally this method should only be used in a JUnit test environment. - * Manually deletes a PDP record in droolspdpentity table. - */ - @Override - public void deletePdp(String pdpId) { - logger.debug("deletePdp: Entering and manually deleting pdpId={}", pdpId); - - /* - * Start transaction - */ - var em = emf.createEntityManager(); - try { - em.getTransaction().begin(); - - /* - * Delete record. - */ - var droolsPdpEntity = em.find(DroolsPdpEntity.class, pdpId); - if (droolsPdpEntity != null) { - logger.debug("deletePdp: Removing PDP"); - em.remove(droolsPdpEntity); - } else { - logger.debug("deletePdp: PDP with ID={} not currently in DB", pdpId); - } - - /* - * End transaction. - */ - em.getTransaction().commit(); - } finally { - cleanup(em, "deletePdp"); - } - logger.debug("deletePdp: Exiting"); - - } - - /* - * Close the specified EntityManager, rolling back any pending transaction - * - * @param em the EntityManager to close ('null' is OK) - * @param method the invoking Java method (used for log messages) - */ - private static void cleanup(EntityManager em, String method) { - if (em != null && em.isOpen()) { - if (em.getTransaction().isActive()) { - // there is an active EntityTransaction -- roll it back - try { - em.getTransaction().rollback(); - } catch (Exception e) { - logger.error("{}: Caught Exception attempting to rollback EntityTransaction", method, e); - } - } - - // now, close the EntityManager - try { - em.close(); - } catch (Exception e) { - logger.error("{}: Caught Exception attempting to close EntityManager", method, e); - } - } - } -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/PmStandbyStateChangeNotifier.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/PmStandbyStateChangeNotifier.java deleted file mode 100644 index 1756246b..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/PmStandbyStateChangeNotifier.java +++ /dev/null @@ -1,310 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2019, 2021 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import java.util.Timer; -import java.util.TimerTask; -import lombok.Getter; -import org.onap.policy.common.im.MonitorTime; -import org.onap.policy.common.im.StateChangeNotifier; -import org.onap.policy.common.im.StateManagement; -import org.onap.policy.common.utils.time.CurrentTime; -import org.onap.policy.drools.system.PolicyEngine; -import org.onap.policy.drools.system.PolicyEngineConstants; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -/* - * Some background: - * - * Originally, there was a "StandbyStateChangeNotifier" that belonged to policy-core, and this class's - * handleStateChange() method used to take care of invoking conn.standDownPdp(). - * - * But testing revealed that when a state change to hot standby - * occurred from a demote() operation, first the PMStandbyStateChangeNotifier.handleStateChange() method - * would be invoked and then the StandbyStateChangeNotifier.handleStateChange() method would be invoked, - * and this ordering was creating the following problem: - * - * When PMStandbyStateChangeNotifier.handleStateChange() was invoked it would take a long time to finish, - * because it would result in SingleThreadedUebTopicSource.stop() being invoked, which can potentially do a - * 5 second sleep for each controller being stopped. - * - * Meanwhile, as these controller stoppages and their associated sleeps were occurring, the election handler - * would discover the demoted PDP in hotstandby (but still designated!) and promote it, resulting in the - * standbyStatus going from hotstandby to providingservice. So then, by the time that - * PMStandbyStateChangeNotifier.handleStateChange() finished its work and - * StandbyStateChangeNotifier.handleStateChange() started executing, the standbyStatus was no longer hotstandby - * (as effected by the demote), but providingservice (as reset by the election handling logic) and - * conn.standDownPdp() would not get called! - * - * To fix this bug, we consolidated StandbyStateChangeNotifier and PMStandbyStateChangeNotifier, - * with the standDownPdp() always - * being invoked prior to the TopicEndpoint.manager.lock(). In this way, when the election handling logic is invoked - * during the controller stoppages, the PDP is in hotstandby and the standdown occurs. - * - */ -public class PmStandbyStateChangeNotifier extends StateChangeNotifier { - // get an instance of logger - private static final Logger logger = LoggerFactory.getLogger(PmStandbyStateChangeNotifier.class); - private Timer delayActivateTimer; - private boolean isWaitingForActivation; - private long startTimeWaitingForActivationMs; - private long waitInterval; - private boolean isNowActivating; - @Getter - private String previousStandbyStatus; - private final CurrentTime currentTime = MonitorTime.getInstance(); - private final Factory timerFactory = Factory.getInstance(); - public static final String NONE = "none"; - public static final String UNSUPPORTED = "unsupported"; - public static final String HOTSTANDBY_OR_COLDSTANDBY = "hotstandby_or_coldstandby"; - - /** - * Constructor. - * - */ - public PmStandbyStateChangeNotifier() { - var pdpUpdateInterval = - Integer.parseInt(ActiveStandbyProperties.getProperty(ActiveStandbyProperties.PDP_UPDATE_INTERVAL)); - isWaitingForActivation = false; - startTimeWaitingForActivationMs = currentTime.getMillis(); - // delay the activate so the DesignatedWaiter can run twice - give it an extra 2 seconds - waitInterval = 2 * pdpUpdateInterval + 2000L; - isNowActivating = false; - previousStandbyStatus = PmStandbyStateChangeNotifier.NONE; - } - - @Override - public void handleStateChange() { - /* - * A note on synchronization: This method is not synchronized because the caller, - * stateManagememt, has synchronize all of its methods. Only one stateManagement operation - * can occur at a time. Thus, only one handleStateChange() call will ever be made at a time. - */ - logger.debug("handleStateChange: Entering, message={}, standbyStatus={}", super.getMessage(), - super.getStateManagement().getStandbyStatus()); - String standbyStatus = super.getStateManagement().getStandbyStatus(); - String pdpId = ActiveStandbyProperties.getProperty(ActiveStandbyProperties.NODE_NAME); - - logger.debug("handleStateChange: previousStandbyStatus = {}; standbyStatus = {}", - previousStandbyStatus, standbyStatus); - - if (standbyStatus == null || standbyStatus.equals(StateManagement.NULL_VALUE)) { - logger.debug("handleStateChange: standbyStatus is null; standing down PDP={}", pdpId); - standDownPdpNull(pdpId); - - } else if (standbyStatus.equals(StateManagement.HOT_STANDBY) - || standbyStatus.equals(StateManagement.COLD_STANDBY)) { - logger.debug("handleStateChange: standbyStatus={}; standing down PDP={}", standbyStatus, pdpId); - standDownPdp(pdpId, standbyStatus); - - } else if (standbyStatus.equals(StateManagement.PROVIDING_SERVICE)) { - logger.debug("handleStateChange: standbyStatus= {} scheduling activation of PDP={}", standbyStatus, - pdpId); - schedulePdpActivation(pdpId, standbyStatus); - - } else { - logger.error("handleStateChange: Unsupported standbyStatus={}; standing down PDP={}", standbyStatus, pdpId); - standDownPdpUnsupported(pdpId, standbyStatus); - } - - logger.debug("handleStateChange: Exiting"); - } - - private void standDownPdpNull(String pdpId) { - if (previousStandbyStatus.equals(StateManagement.NULL_VALUE)) { - // We were just here and did this successfully - logger.debug("handleStateChange: " - + "Is returning because standbyStatus is null and was previously 'null'; PDP={}", - pdpId); - return; - } - - isWaitingForActivation = false; - try { - logger.debug("handleStateChange: null: cancelling delayActivationTimer."); - cancelTimer(); - // Only want to lock the endpoints, not the controllers. - getPolicyEngineManager().deactivate(); - // The operation was fully successful, but you cannot assign it a real null value - // because later we might try to execute previousStandbyStatus.equals() and get - // a null pointer exception. - previousStandbyStatus = StateManagement.NULL_VALUE; - } catch (Exception e) { - logger.warn("handleStateChange: standbyStatus == null caught exception: ", e); - } - } - - private void standDownPdp(String pdpId, String standbyStatus) { - if (previousStandbyStatus.equals(PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY)) { - // We were just here and did this successfully - logger.debug("handleStateChange: Is returning because standbyStatus is {}" - + " and was previously {}; PDP= {}", standbyStatus, previousStandbyStatus, pdpId); - return; - } - - isWaitingForActivation = false; - try { - logger.debug("handleStateChange: HOT_STNDBY || COLD_STANDBY: cancelling delayActivationTimer."); - cancelTimer(); - // Only want to lock the endpoints, not the controllers. - getPolicyEngineManager().deactivate(); - // The operation was fully successful - previousStandbyStatus = PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY; - } catch (Exception e) { - logger.warn("handleStateChange: standbyStatus = {} caught exception: {}", standbyStatus, e.getMessage(), - e); - } - } - - private void schedulePdpActivation(String pdpId, String standbyStatus) { - if (previousStandbyStatus.equals(StateManagement.PROVIDING_SERVICE)) { - // We were just here and did this successfully - logger.debug("handleStateChange: Is returning because standbyStatus is {}" - + "and was previously {}; PDP={}", standbyStatus, previousStandbyStatus, pdpId); - return; - } - - try { - // UnLock all the endpoints - logger.debug("handleStateChange: standbyStatus={}; controllers must be unlocked.", standbyStatus); - /* - * Only endpoints should be unlocked. Controllers have not been locked. Because, - * sometimes, it is possible for more than one PDP-D to become active (race - * conditions) we need to delay the activation of the topic endpoint interfaces to - * give the election algorithm time to resolve the conflict. - */ - logger.debug("handleStateChange: PROVIDING_SERVICE isWaitingForActivation= {}", - isWaitingForActivation); - - // Delay activation for 2*pdpUpdateInterval+2000 ms in case of an election handler - // conflict. - // You could have multiple election handlers thinking they can take over. - - // First let's check that the timer has not died - checkTimerStatus(); - - if (!isWaitingForActivation) { - // Just in case there is an old timer hanging around - logger.debug("handleStateChange: PROVIDING_SERVICE cancelling delayActivationTimer."); - cancelTimer(); - delayActivateTimer = timerFactory.makeTimer(); - // delay the activate so the DesignatedWaiter can run twice - delayActivateTimer.schedule(new DelayActivateClass(), waitInterval); - isWaitingForActivation = true; - startTimeWaitingForActivationMs = currentTime.getMillis(); - logger.debug("handleStateChange: PROVIDING_SERVICE scheduling delayActivationTimer in {} ms", - waitInterval); - } else { - logger.debug("handleStateChange: PROVIDING_SERVICE delayActivationTimer is " - + "waiting for activation."); - } - - } catch (Exception e) { - logger.warn("handleStateChange: PROVIDING_SERVICE standbyStatus == providingservice caught exception: ", - e); - } - } - - private void checkTimerStatus() { - if (isWaitingForActivation) { - logger.debug("handleStateChange: PROVIDING_SERVICE isWaitingForActivation = {}", - isWaitingForActivation); - long now = currentTime.getMillis(); - long waitTimeMs = now - startTimeWaitingForActivationMs; - if (waitTimeMs > 3 * waitInterval) { - logger.debug("handleStateChange: PROVIDING_SERVICE looks like the activation wait timer " - + "may be hung, waitTimeMs = {} and allowable waitInterval = {}" - + " Checking whether it is currently in activation. isNowActivating = {}", - waitTimeMs, waitInterval, isNowActivating); - // Now check that it is not currently executing an activation - if (!isNowActivating) { - logger.debug("handleStateChange: PROVIDING_SERVICE looks like the activation " - + "wait timer died"); - // This will assure the timer is cancelled and rescheduled. - isWaitingForActivation = false; - } - } - } - } - - private void standDownPdpUnsupported(String pdpId, String standbyStatus) { - if (previousStandbyStatus.equals(PmStandbyStateChangeNotifier.UNSUPPORTED)) { - // We were just here and did this successfully - logger.debug("handleStateChange: Is returning because standbyStatus is " - + "UNSUPPORTED and was previously {}; PDP={}", previousStandbyStatus, pdpId); - return; - } - - // Only want to lock the endpoints, not the controllers. - isWaitingForActivation = false; - try { - logger.debug("handleStateChange: unsupported standbystatus: cancelling delayActivationTimer."); - cancelTimer(); - getPolicyEngineManager().deactivate(); - // We know the standbystatus is unsupported - previousStandbyStatus = PmStandbyStateChangeNotifier.UNSUPPORTED; - } catch (Exception e) { - logger.warn("handleStateChange: Unsupported standbyStatus = {} " + "caught exception: {} ", - standbyStatus, e.getMessage(), e); - } - } - - private void cancelTimer() { - if (delayActivateTimer != null) { - delayActivateTimer.cancel(); - } - } - - private class DelayActivateClass extends TimerTask { - - private Object delayActivateLock = new Object(); - - - @Override - public void run() { - isNowActivating = true; - try { - logger.debug("DelayActivateClass.run: entry"); - synchronized (delayActivateLock) { - getPolicyEngineManager().activate(); - // The state change fully succeeded - previousStandbyStatus = StateManagement.PROVIDING_SERVICE; - // We want to set this to false here because the activate call can take a while - isWaitingForActivation = false; - isNowActivating = false; - } - logger.debug("DelayActivateClass.run.exit"); - } catch (Exception e) { - isWaitingForActivation = false; - isNowActivating = false; - logger.warn("DelayActivateClass.run: caught an unexpected exception " - + "calling PolicyEngineConstants.getManager().activate: ", e); - } - } - } - - // these may be overridden by junit tests - - protected PolicyEngine getPolicyEngineManager() { - return PolicyEngineConstants.getManager(); - } -} diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ThreadRunningChecker.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ThreadRunningChecker.java deleted file mode 100644 index d359b5a6..00000000 --- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ThreadRunningChecker.java +++ /dev/null @@ -1,27 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -@FunctionalInterface -public interface ThreadRunningChecker { - void checkThreadStatus(); - -} diff --git a/feature-active-standby-management/src/main/resources/META-INF/persistence.xml b/feature-active-standby-management/src/main/resources/META-INF/persistence.xml deleted file mode 100644 index 36f65ad8..00000000 --- a/feature-active-standby-management/src/main/resources/META-INF/persistence.xml +++ /dev/null @@ -1,35 +0,0 @@ -<?xml version="1.0" encoding="UTF-8"?> -<!-- - ============LICENSE_START======================================================= - feature-active-standby-management - ================================================================================ - Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved. - ================================================================================ - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - ============LICENSE_END========================================================= - --> - -<persistence version="2.1" - xmlns="http://xmlns.jcp.org/xml/ns/persistence" - xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" - xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd"> - <persistence-unit name="activeStandbyPU" - transaction-type="RESOURCE_LOCAL"> - <!-- This is for database access by non-drools methods --> - <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider> - <class>org.onap.policy.drools.activestandby.DroolsPdpEntity</class> - <properties> - <!-- Properties are passed in --> - </properties> - </persistence-unit> -</persistence> diff --git a/feature-active-standby-management/src/main/resources/META-INF/services/org.onap.policy.drools.activestandby.ActiveStandbyFeatureApi b/feature-active-standby-management/src/main/resources/META-INF/services/org.onap.policy.drools.activestandby.ActiveStandbyFeatureApi deleted file mode 100644 index 5296f8b7..00000000 --- a/feature-active-standby-management/src/main/resources/META-INF/services/org.onap.policy.drools.activestandby.ActiveStandbyFeatureApi +++ /dev/null @@ -1 +0,0 @@ -org.onap.policy.drools.activestandby.ActiveStandbyFeature diff --git a/feature-active-standby-management/src/main/resources/META-INF/services/org.onap.policy.drools.core.PolicySessionFeatureApi b/feature-active-standby-management/src/main/resources/META-INF/services/org.onap.policy.drools.core.PolicySessionFeatureApi deleted file mode 100644 index 5296f8b7..00000000 --- a/feature-active-standby-management/src/main/resources/META-INF/services/org.onap.policy.drools.core.PolicySessionFeatureApi +++ /dev/null @@ -1 +0,0 @@ -org.onap.policy.drools.activestandby.ActiveStandbyFeature diff --git a/feature-active-standby-management/src/main/resources/META-INF/services/org.onap.policy.drools.features.PolicyEngineFeatureApi b/feature-active-standby-management/src/main/resources/META-INF/services/org.onap.policy.drools.features.PolicyEngineFeatureApi deleted file mode 100644 index 5296f8b7..00000000 --- a/feature-active-standby-management/src/main/resources/META-INF/services/org.onap.policy.drools.features.PolicyEngineFeatureApi +++ /dev/null @@ -1 +0,0 @@ -org.onap.policy.drools.activestandby.ActiveStandbyFeature diff --git a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/ActiveStandbyPropertiesTest.java b/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/ActiveStandbyPropertiesTest.java deleted file mode 100644 index 058aa5e8..00000000 --- a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/ActiveStandbyPropertiesTest.java +++ /dev/null @@ -1,53 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * ONAP - * ================================================================================ - * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import static org.junit.Assert.assertEquals; -import static org.junit.Assert.assertSame; - -import java.util.Properties; -import org.junit.Before; -import org.junit.Test; - -public class ActiveStandbyPropertiesTest { - - private Properties props; - - /** - * Initializes objects. - */ - @Before - public void setUp() { - props = new Properties(); - props.setProperty("abc", "hello"); - props.setProperty("def", "world"); - } - - @Test - public void testInitProperties_testGetProperty_testGetProperties() { - ActiveStandbyProperties.initProperties(props); - - assertSame(props, ActiveStandbyProperties.getProperties()); - - assertEquals("hello", ActiveStandbyProperties.getProperty("abc")); - assertEquals("world", ActiveStandbyProperties.getProperty("def")); - } -} diff --git a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/AllSeemsWellTest.java b/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/AllSeemsWellTest.java deleted file mode 100644 index 311f2954..00000000 --- a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/AllSeemsWellTest.java +++ /dev/null @@ -1,379 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2019, 2021 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import static org.junit.Assert.assertEquals; -import static org.junit.Assert.assertFalse; -import static org.junit.Assert.assertNotNull; -import static org.junit.Assert.assertTrue; -import static org.mockito.Mockito.mock; -import static org.mockito.Mockito.when; - -import java.io.FileInputStream; -import java.io.IOException; -import java.util.Date; -import java.util.Properties; -import java.util.concurrent.Callable; -import javax.persistence.EntityManager; -import javax.persistence.EntityManagerFactory; -import javax.persistence.EntityTransaction; -import javax.persistence.Persistence; -import org.apache.commons.lang3.time.DateUtils; -import org.junit.AfterClass; -import org.junit.Before; -import org.junit.BeforeClass; -import org.junit.Test; -import org.onap.policy.common.im.IntegrityMonitor; -import org.onap.policy.common.im.IntegrityMonitorException; -import org.onap.policy.common.im.MonitorTime; -import org.onap.policy.common.im.StateManagement; -import org.onap.policy.common.utils.time.CurrentTime; -import org.onap.policy.common.utils.time.PseudoTimer; -import org.onap.policy.common.utils.time.TestTimeMulti; -import org.onap.policy.drools.core.PolicySessionFeatureApi; -import org.onap.policy.drools.statemanagement.StateManagementFeatureApi; -import org.onap.policy.drools.statemanagement.StateManagementFeatureApiConstants; -import org.powermock.reflect.Whitebox; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -/* - * Testing the allSeemsWell interface to verify that it correctly affects the - * operational state. - */ - -public class AllSeemsWellTest { - private static final Logger logger = LoggerFactory.getLogger(AllSeemsWellTest.class); - - private static final String MONITOR_FIELD_NAME = "instance"; - private static final String HANDLER_INSTANCE_FIELD = "electionHandler"; - - /* - * Currently, the DroolsPdpsElectionHandler.DesignationWaiter is invoked every 1 seconds, starting - * at the start of the next multiple of pdpUpdateInterval, but with a minimum of 5 sec cushion - * to ensure that we wait for the DesignationWaiter to do its job, before - * checking the results. Add a few seconds for safety - */ - - private static final int SLEEP_TIME_SEC = 10; - - /* - * DroolsPdpsElectionHandler runs every 1 seconds, so it takes 10 seconds for the - * checkWaitTimer() method to time out and call allSeemsWell which then requires - * the forward progress counter to go stale which should add an additional 5 sec. - */ - - private static final int STALLED_ELECTION_HANDLER_SLEEP_TIME_SEC = 15; - - /* - * As soon as the election hander successfully runs, it will resume the forward progress. - * If the election handler runs ever 1 sec and test transaction is run every 1 sec and - * then fpc is written every 1 sec and then the fpc is checked every 2 sec, that could - * take a total of 5 sec to recognize the resumption of progress. So, add 1 for safety. - */ - private static final int RESUMED_ELECTION_HANDLER_SLEEP_TIME_SEC = 6; - - private static EntityManagerFactory emfx; - private static EntityManagerFactory emfd; - private static EntityManager emx; - private static EntityManager emd; - private static EntityTransaction et; - - private static final String CONFIG_DIR = "src/test/resources/asw"; - - private static CurrentTime saveTime; - private static Factory saveFactory; - - private TestTimeMulti testTime; - - /* - * See the IntegrityMonitor.getJmxUrl() method for the rationale behind this jmx related processing. - */ - - /** - * Setup the class. - * - * @throws Exception exception - */ - @BeforeClass - public static void setUpClass() throws Exception { - - String userDir = System.getProperty("user.dir"); - logger.debug("setUpClass: userDir={}", userDir); - System.setProperty("com.sun.management.jmxremote.port", "9980"); - System.setProperty("com.sun.management.jmxremote.authenticate", "false"); - - DroolsPdpsElectionHandler.setUnitTesting(true); - - saveTime = Whitebox.getInternalState(MonitorTime.class, MONITOR_FIELD_NAME); - saveFactory = Factory.getInstance(); - - resetInstanceObjects(); - - //Create the data access for xacml db - Properties stateManagementProperties = loadStateManagementProperties(); - - emfx = Persistence.createEntityManagerFactory("junitXacmlPU", stateManagementProperties); - - // Create an entity manager to use the DB - emx = emfx.createEntityManager(); - - //Create the data access for drools db - Properties activeStandbyProperties = loadActiveStandbyProperties(); - - emfd = Persistence.createEntityManagerFactory("junitDroolsPU", activeStandbyProperties); - - // Create an entity manager to use the DB - emd = emfd.createEntityManager(); - } - - /** - * Restores the system state. - * - * @throws IntegrityMonitorException if the integrity monitor cannot be shut down - */ - @AfterClass - public static void tearDownClass() throws IntegrityMonitorException { - resetInstanceObjects(); - - Whitebox.setInternalState(MonitorTime.class, MONITOR_FIELD_NAME, saveTime); - Factory.setInstance(saveFactory); - - DroolsPdpsElectionHandler.setUnitTesting(false); - - emd.close(); - emfd.close(); - - emx.close(); - emfx.close(); - } - - /** - * Setup. - * - * @throws Exception exception - */ - @Before - public void setUp() throws Exception { - resetInstanceObjects(); - - // set test time - testTime = new TestTimeMulti(); - Whitebox.setInternalState(MonitorTime.class, MONITOR_FIELD_NAME, testTime); - - Factory factory = mock(Factory.class); - when(factory.makeTimer()).thenAnswer(ans -> new PseudoTimer(testTime)); - Factory.setInstance(factory); - } - - private static void resetInstanceObjects() throws IntegrityMonitorException { - IntegrityMonitor.setUnitTesting(true); - IntegrityMonitor.deleteInstance(); - IntegrityMonitor.setUnitTesting(false); - - Whitebox.setInternalState(ActiveStandbyFeature.class, HANDLER_INSTANCE_FIELD, (Object) null); - - } - - /** - * Clean the xacml database. - */ - public void cleanXacmlDb() { - et = emx.getTransaction(); - - et.begin(); - // Make sure we leave the DB clean - emx.createQuery("DELETE FROM StateManagementEntity").executeUpdate(); - emx.createQuery("DELETE FROM ResourceRegistrationEntity").executeUpdate(); - emx.createQuery("DELETE FROM ForwardProgressEntity").executeUpdate(); - emx.flush(); - et.commit(); - } - - /** - * Clean the drools database. - */ - public void cleanDroolsDb() { - et = emd.getTransaction(); - - et.begin(); - // Make sure we leave the DB clean - emd.createQuery("DELETE FROM DroolsPdpEntity").executeUpdate(); - emd.flush(); - et.commit(); - } - - - // Tests hot standby when there is only one PDP. - - //@Ignore - @Test - public void testAllSeemsWell() throws Exception { - - logger.debug("\n\ntestAllSeemsWell: Entering\n\n"); - cleanXacmlDb(); - cleanDroolsDb(); - - Properties stateManagementProperties = loadStateManagementProperties(); - - logger.debug("testAllSeemsWell: Creating emfXacml"); - final EntityManagerFactory emfXacml = Persistence.createEntityManagerFactory( - "junitXacmlPU", stateManagementProperties); - - Properties activeStandbyProperties = loadActiveStandbyProperties(); - final String thisPdpId = activeStandbyProperties - .getProperty(ActiveStandbyProperties.NODE_NAME); - - logger.debug("testAllSeemsWell: Creating emfDrools"); - EntityManagerFactory emfDrools = Persistence.createEntityManagerFactory( - "junitDroolsPU", activeStandbyProperties); - - DroolsPdpsConnector conn = new JpaDroolsPdpsConnector(emfDrools); - - logger.debug("testAllSeemsWell: Cleaning up tables"); - conn.deleteAllPdps(); - - /* - * Insert this PDP as not designated. Initial standby state will be - * either null or cold standby. Demoting should transit state to - * hot standby. - */ - - logger.debug("testAllSeemsWell: Inserting PDP={} as not designated", thisPdpId); - Date yesterday = DateUtils.addDays(testTime.getDate(), -1); - DroolsPdpImpl pdp = new DroolsPdpImpl(thisPdpId, false, 4, yesterday); - conn.insertPdp(pdp); - DroolsPdpEntity droolsPdpEntity = conn.getPdp(thisPdpId); - logger.debug("testAllSeemsWell: After insertion, PDP={} has DESIGNATED={}", - thisPdpId, droolsPdpEntity.isDesignated()); - assertFalse(droolsPdpEntity.isDesignated()); - - logger.debug("testAllSeemsWell: Instantiating stateManagement object"); - StateManagement sm = new StateManagement(emfXacml, "dummy"); - sm.deleteAllStateManagementEntities(); - - - // Now we want to create a StateManagementFeature and initialize it. It will be - // discovered by the ActiveStandbyFeature when the election handler initializes. - - StateManagementFeatureApi stateManagementFeatureApi = null; - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - stateManagementFeatureApi = feature; - logger.debug("testAllSeemsWell stateManagementFeature.getResourceName(): {}", - stateManagementFeatureApi.getResourceName()); - break; - } - assertNotNull(stateManagementFeatureApi); - - final StateManagementFeatureApi smf = stateManagementFeatureApi; - - // Create an ActiveStandbyFeature and initialize it. It will discover the StateManagementFeature - // that has been created. - ActiveStandbyFeatureApi activeStandbyFeature = null; - for (ActiveStandbyFeatureApi feature : ActiveStandbyFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - activeStandbyFeature = feature; - logger.debug("testAllSeemsWell activeStandbyFeature.getResourceName(): {}", - activeStandbyFeature.getResourceName()); - break; - } - assertNotNull(activeStandbyFeature); - - - logger.debug("testAllSeemsWell: Demoting PDP={}", thisPdpId); - // demoting should cause state to transit to hotstandby - smf.demote(); - - - logger.debug("testAllSeemsWell: Sleeping {} s, to allow JpaDroolsPdpsConnector " - + "time to check droolspdpentity table", SLEEP_TIME_SEC); - waitForCondition(() -> conn.getPdp(thisPdpId).isDesignated(), SLEEP_TIME_SEC); - - // Verify that this formerly un-designated PDP in HOT_STANDBY is now designated and providing service. - - droolsPdpEntity = conn.getPdp(thisPdpId); - logger.debug("testAllSeemsWell: After sm.demote() invoked, DESIGNATED= {} " - + "for PDP= {}", droolsPdpEntity.isDesignated(), thisPdpId); - assertTrue(droolsPdpEntity.isDesignated()); - String standbyStatus = smf.getStandbyStatus(thisPdpId); - logger.debug("testAllSeemsWell: After demotion, PDP= {} " - + "has standbyStatus= {}", thisPdpId, standbyStatus); - assertTrue(standbyStatus != null && standbyStatus.equals(StateManagement.PROVIDING_SERVICE)); - - //Now we want to stall the election handler and see the if AllSeemsWell will make the - //standbystatus = coldstandby - - DroolsPdpsElectionHandler.setStalled(true); - - logger.debug("testAllSeemsWell: Sleeping {} s, to allow checkWaitTimer to recognize " - + "the election handler has stalled and for the testTransaction to fail to " - + "increment forward progress and for the lack of forward progress to be recognized.", - STALLED_ELECTION_HANDLER_SLEEP_TIME_SEC); - - - //It takes 10x the update interval (1 sec) before the watcher will declare the election handler dead - //and that just stops forward progress counter. So, the fp monitor must then run to determine - // if the fpc has stalled. That will take about another 5 sec. - waitForCondition(() -> smf.getStandbyStatus().equals(StateManagement.COLD_STANDBY), - STALLED_ELECTION_HANDLER_SLEEP_TIME_SEC); - - logger.debug("testAllSeemsWell: After isStalled=true, PDP= {} " - + "has standbyStatus= {}", thisPdpId, smf.getStandbyStatus(thisPdpId)); - assertEquals(StateManagement.COLD_STANDBY, smf.getStandbyStatus()); - - //Now lets resume the election handler - DroolsPdpsElectionHandler.setStalled(false); - - waitForCondition(() -> smf.getStandbyStatus().equals(StateManagement.PROVIDING_SERVICE), - RESUMED_ELECTION_HANDLER_SLEEP_TIME_SEC); - - logger.debug("testAllSeemsWell: After isStalled=false, PDP= {} " - + "has standbyStatus= {}", thisPdpId, smf.getStandbyStatus(thisPdpId)); - - assertEquals(StateManagement.PROVIDING_SERVICE, smf.getStandbyStatus()); - - //resumedElectionHandlerSleepTime = 5000; - logger.debug("\n\ntestAllSeemsWell: Exiting\n\n"); - - } - - private static Properties loadStateManagementProperties() throws IOException { - try (FileInputStream input = new FileInputStream(CONFIG_DIR + "/feature-state-management.properties")) { - Properties props = new Properties(); - props.load(input); - return props; - } - } - - private static Properties loadActiveStandbyProperties() throws IOException { - try (FileInputStream input = - new FileInputStream(CONFIG_DIR + "/feature-active-standby-management.properties")) { - Properties props = new Properties(); - props.load(input); - return props; - } - } - - private void waitForCondition(Callable<Boolean> testCondition, int timeoutInSeconds) throws InterruptedException { - testTime.waitUntil(testCondition); - } -} diff --git a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/DroolsPdpObjectTest.java b/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/DroolsPdpObjectTest.java deleted file mode 100644 index 78902ec7..00000000 --- a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/DroolsPdpObjectTest.java +++ /dev/null @@ -1,169 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * ONAP - * ================================================================================ - * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import static org.junit.Assert.assertEquals; -import static org.junit.Assert.assertNotEquals; - -import java.util.Date; -import lombok.Getter; -import lombok.Setter; -import org.junit.Before; -import org.junit.Test; - -public class DroolsPdpObjectTest { - private static final String PDP_ID = "my-id"; - private static final String PDP_ID2 = "my-id2"; - private static final String SITE = "my-site"; - private static final String SITE2 = "my-site2"; - private static final int PRIORITY = 11; - private static final int PRIORITY2 = 12; - - private MyPdp pdp; - - @Before - public void setUp() { - pdp = makePdp(PDP_ID, SITE, PRIORITY); - } - - @Test - public void testEqualsObject() { - // self - assertEquals(pdp, pdp); - - // same id - MyPdp pdp2 = new MyPdp(); - pdp2.setPdpId(PDP_ID); - assertEquals(pdp, pdp2); - - // different id - pdp2.setPdpId(PDP_ID2); - assertNotEquals(pdp, pdp2); - - // different type of object - assertNotEquals(pdp, ""); - } - - @Test - public void testHashCode() { - int hc = pdp.hashCode(); - - // same data should yield same hash code - assertEquals(hc, pdp.hashCode()); - assertEquals(hc, makePdp(PDP_ID, SITE, PRIORITY).hashCode()); - - // different data should yield different hash code - assertNotEquals(hc, makePdp(PDP_ID2, SITE, PRIORITY).hashCode()); - - // these fields have no impact on hash code - assertEquals(hc, makePdp(PDP_ID, SITE, PRIORITY2).hashCode()); - assertEquals(hc, makePdp(PDP_ID, SITE2, PRIORITY).hashCode()); - - // should not throw an exception - new MyPdp().hashCode(); - } - - @Test - public void testNullSafeCompare() { - // self, when null - pdp.setSite(null); - assertEquals(0, pdp.comparePriority(pdp)); - - // both null - MyPdp pdp2 = makePdp(PDP_ID, null, PRIORITY); - assertEquals(0, pdp.comparePriority(pdp2)); - - // left null - pdp2 = makePdp(PDP_ID, SITE, PRIORITY); - assertEquals(-1, pdp.comparePriority(pdp2)); - - // right null - note: args are reversed - pdp2 = makePdp(PDP_ID, SITE, PRIORITY); - assertEquals(1, pdp2.comparePriority(pdp)); - } - - @Test - public void testComparePriorityDroolsPdp() { - // self - assertEquals(0, pdp.comparePriority(pdp)); - - // same - MyPdp pdp2 = makePdp(PDP_ID, SITE, PRIORITY); - assertEquals(0, pdp.comparePriority(pdp2)); - - // different site - pdp2 = makePdp(PDP_ID, SITE2, PRIORITY); - assertEquals(SITE.compareTo(SITE2), pdp.comparePriority(pdp2)); - - // different priority - pdp2 = makePdp(PDP_ID, SITE, PRIORITY2); - assertEquals(PRIORITY - PRIORITY2, pdp.comparePriority(pdp2)); - - // different id - pdp2 = makePdp(PDP_ID2, SITE, PRIORITY); - assertEquals(PDP_ID.compareTo(PDP_ID2), pdp.comparePriority(pdp2)); - } - - @Test - public void testComparePriorityDroolsPdpString() { - final int result = 1000; - - // override other comparison method so we know if it's called - MyPdp pdp2 = new MyPdp() { - @Override - public int comparePriority(DroolsPdp other) { - return result; - } - }; - - pdp2.setPdpId(PDP_ID); - pdp2.setSite(SITE2); - pdp2.setPriority(PRIORITY); - - // should use overridden comparison method - assertEquals(result, pdp2.comparePriority(pdp, null)); - assertEquals(result, pdp2.comparePriority(pdp, "")); - - // should use normal comparison method - assertEquals(SITE2.compareTo(SITE), pdp2.comparePriority(pdp, SITE)); - } - - private MyPdp makePdp(String id, String site, int priority) { - MyPdp pdp2 = new MyPdp(); - - pdp2.setSite(site); - pdp2.setPdpId(id); - pdp2.setPriority(priority); - - return pdp2; - } - - @Getter - @Setter - private class MyPdp extends DroolsPdpObject { - private String pdpId; - private boolean designated; - private int priority; - private Date updatedDate; - private String site; - private Date designatedDate; - } -} diff --git a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/FactoryTest.java b/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/FactoryTest.java deleted file mode 100644 index 8a166954..00000000 --- a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/FactoryTest.java +++ /dev/null @@ -1,65 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * ONAP - * ================================================================================ - * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import static org.junit.Assert.assertNotNull; -import static org.junit.Assert.assertSame; - -import org.junit.AfterClass; -import org.junit.Before; -import org.junit.BeforeClass; -import org.junit.Test; - -public class FactoryTest { - private static Factory saveFactory; - - private Factory factory; - - @BeforeClass - public static void setUpBeforeClass() { - saveFactory = Factory.getInstance(); - assertNotNull(saveFactory); - } - - @AfterClass - public static void tearDownAfterClass() { - Factory.setInstance(saveFactory); - } - - @Before - public void setUp() { - factory = new Factory(); - } - - @Test - public void testMakeTimer() { - assertNotNull(factory.makeTimer()); - } - - @Test - public void testGetInstance_testSetInstance() { - Factory.setInstance(factory); - assertSame(factory, Factory.getInstance()); - - // repeat - should be the same - assertSame(factory, Factory.getInstance()); - } -} diff --git a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/PmStandbyStateChangeNotifierTest.java b/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/PmStandbyStateChangeNotifierTest.java deleted file mode 100644 index a6dba1a6..00000000 --- a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/PmStandbyStateChangeNotifierTest.java +++ /dev/null @@ -1,284 +0,0 @@ -/* - * ============LICENSE_START======================================================= - * ONAP - * ================================================================================ - * Copyright (C) 2019-2021 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import static org.assertj.core.api.Assertions.assertThatCode; -import static org.junit.Assert.assertEquals; -import static org.mockito.ArgumentMatchers.any; -import static org.mockito.ArgumentMatchers.eq; -import static org.mockito.Mockito.doThrow; -import static org.mockito.Mockito.never; -import static org.mockito.Mockito.times; -import static org.mockito.Mockito.verify; -import static org.mockito.Mockito.when; - -import java.util.Properties; -import java.util.Timer; -import java.util.TimerTask; -import org.junit.AfterClass; -import org.junit.Before; -import org.junit.BeforeClass; -import org.junit.Test; -import org.junit.runner.RunWith; -import org.mockito.ArgumentCaptor; -import org.mockito.Mock; -import org.mockito.junit.MockitoJUnitRunner; -import org.onap.policy.common.im.StateManagement; -import org.onap.policy.drools.system.PolicyEngine; - -@RunWith(MockitoJUnitRunner.class) -public class PmStandbyStateChangeNotifierTest { - private static final String UNSUPPORTED_STATUS = "unsupported status"; - private static final String PDP_ID = "my-pdp"; - private static final long UPDATE_INTERVAL = 100; - private static final long WAIT_INTERVAL = 2 * UPDATE_INTERVAL + 2000; - - private static Factory saveFactory; - - @Mock - private Factory factory; - - @Mock - private PolicyEngine engmgr; - - @Mock - private Timer timer; - - @Mock - private StateManagement mgmt; - - private PmStandbyStateChangeNotifier notifier; - - /** - * Initializes the properties. - */ - @BeforeClass - public static void setUpBeforeClass() { - Properties props = new Properties(); - props.setProperty(ActiveStandbyProperties.NODE_NAME, PDP_ID); - props.setProperty(ActiveStandbyProperties.PDP_UPDATE_INTERVAL, String.valueOf(UPDATE_INTERVAL)); - - ActiveStandbyProperties.initProperties(props); - - saveFactory = Factory.getInstance(); - } - - @AfterClass - public static void tearDownAfterClass() { - Factory.setInstance(saveFactory); - } - - /** - * Initializes objects, including the notifier. - */ - @Before - public void setUp() { - Factory.setInstance(factory); - when(factory.makeTimer()).thenReturn(timer); - - notifier = new MyNotifier(); - } - - @Test - public void testHandleStateChange_Null() { - notifier.update(mgmt, null); - verify(engmgr).deactivate(); - assertEquals(StateManagement.NULL_VALUE, notifier.getPreviousStandbyStatus()); - - // repeat - nothing else should be done - when(mgmt.getStandbyStatus()).thenReturn(StateManagement.NULL_VALUE); - notifier.update(mgmt, null); - verify(engmgr, times(1)).deactivate(); - assertEquals(StateManagement.NULL_VALUE, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testHandleStateChange_Null_Ex() { - doThrow(new MyException()).when(engmgr).deactivate(); - - // should not throw an exception - notifier.update(mgmt, null); - assertEquals(PmStandbyStateChangeNotifier.NONE, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testHandleStateChange_HotOrCold() { - when(mgmt.getStandbyStatus()).thenReturn(StateManagement.HOT_STANDBY); - notifier.update(mgmt, null); - verify(engmgr).deactivate(); - assertEquals(PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY, notifier.getPreviousStandbyStatus()); - - // repeat - nothing else should be done - when(mgmt.getStandbyStatus()).thenReturn(StateManagement.COLD_STANDBY); - notifier.update(mgmt, null); - verify(engmgr, times(1)).deactivate(); - assertEquals(PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testHandleStateChange_HotOrCold_Ex() { - doThrow(new MyException()).when(engmgr).deactivate(); - - // should not throw an exception - when(mgmt.getStandbyStatus()).thenReturn(StateManagement.HOT_STANDBY); - notifier.update(mgmt, null); - assertEquals(PmStandbyStateChangeNotifier.NONE, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testHandleStateChange_ProvidingService() { - when(mgmt.getStandbyStatus()).thenReturn(StateManagement.PROVIDING_SERVICE); - notifier.update(mgmt, null); - verify(engmgr, never()).activate(); - assertEquals(PmStandbyStateChangeNotifier.NONE, notifier.getPreviousStandbyStatus()); - - ArgumentCaptor<TimerTask> captor = ArgumentCaptor.forClass(TimerTask.class); - verify(timer).schedule(captor.capture(), eq(WAIT_INTERVAL)); - - // execute the timer task - captor.getValue().run(); - - verify(engmgr).activate(); - assertEquals(StateManagement.PROVIDING_SERVICE, notifier.getPreviousStandbyStatus()); - - // repeat - nothing else should be done - notifier.update(mgmt, null); - verify(engmgr, never()).deactivate(); - verify(engmgr, times(1)).activate(); - verify(timer, times(1)).schedule(captor.capture(), eq(WAIT_INTERVAL)); - assertEquals(StateManagement.PROVIDING_SERVICE, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testHandleStateChange_ProvidingService_BeforeActivation() { - when(mgmt.getStandbyStatus()).thenReturn(StateManagement.PROVIDING_SERVICE); - notifier.update(mgmt, null); - - // repeat - nothing else should be done - notifier.update(mgmt, null); - verify(engmgr, never()).deactivate(); - verify(engmgr, never()).activate(); - - verify(timer, times(1)).schedule(any(), eq(WAIT_INTERVAL)); - assertEquals(PmStandbyStateChangeNotifier.NONE, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testHandleStateChange_ProvidingService_Ex() { - when(factory.makeTimer()).thenThrow(new MyException()); - - when(mgmt.getStandbyStatus()).thenReturn(StateManagement.PROVIDING_SERVICE); - notifier.update(mgmt, null); - - assertEquals(PmStandbyStateChangeNotifier.NONE, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testHandleStateChange_Unsupported() { - when(mgmt.getStandbyStatus()).thenReturn(UNSUPPORTED_STATUS); - notifier.update(mgmt, null); - - verify(engmgr).deactivate(); - assertEquals(PmStandbyStateChangeNotifier.UNSUPPORTED, notifier.getPreviousStandbyStatus()); - - // repeat - nothing else should be done - notifier.update(mgmt, null); - verify(engmgr, times(1)).deactivate(); - assertEquals(PmStandbyStateChangeNotifier.UNSUPPORTED, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testHandleStateChange_Unsupported_Ex() { - doThrow(new MyException()).when(engmgr).deactivate(); - - // should not throw an exception - when(mgmt.getStandbyStatus()).thenReturn(UNSUPPORTED_STATUS); - notifier.update(mgmt, null); - assertEquals(PmStandbyStateChangeNotifier.NONE, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testCancelTimer() { - when(mgmt.getStandbyStatus()).thenReturn(StateManagement.PROVIDING_SERVICE); - notifier.update(mgmt, null); - - when(mgmt.getStandbyStatus()).thenReturn(null); - notifier.update(mgmt, null); - - verify(timer).cancel(); - } - - @Test - public void testDelayActivateClass() { - when(mgmt.getStandbyStatus()).thenReturn(StateManagement.PROVIDING_SERVICE); - notifier.update(mgmt, null); - verify(engmgr, never()).activate(); - assertEquals(PmStandbyStateChangeNotifier.NONE, notifier.getPreviousStandbyStatus()); - - ArgumentCaptor<TimerTask> captor = ArgumentCaptor.forClass(TimerTask.class); - verify(timer).schedule(captor.capture(), eq(WAIT_INTERVAL)); - - // execute the timer task - captor.getValue().run(); - - verify(engmgr).activate(); - assertEquals(StateManagement.PROVIDING_SERVICE, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testDelayActivateClass_Ex() { - when(mgmt.getStandbyStatus()).thenReturn(StateManagement.PROVIDING_SERVICE); - notifier.update(mgmt, null); - verify(engmgr, never()).activate(); - assertEquals(PmStandbyStateChangeNotifier.NONE, notifier.getPreviousStandbyStatus()); - - ArgumentCaptor<TimerTask> captor = ArgumentCaptor.forClass(TimerTask.class); - verify(timer).schedule(captor.capture(), eq(WAIT_INTERVAL)); - - doThrow(new MyException()).when(engmgr).activate(); - - // execute the timer task - captor.getValue().run(); - - assertEquals(PmStandbyStateChangeNotifier.NONE, notifier.getPreviousStandbyStatus()); - } - - @Test - public void testGetPolicyEngineManager() { - // use real object with real method - no exception expected - assertThatCode(() -> new PmStandbyStateChangeNotifier().getPolicyEngineManager()).doesNotThrowAnyException(); - } - - private class MyNotifier extends PmStandbyStateChangeNotifier { - @Override - protected PolicyEngine getPolicyEngineManager() { - return engmgr; - } - } - - private static class MyException extends RuntimeException { - private static final long serialVersionUID = 1L; - - public MyException() { - super("expected exception"); - } - } -} diff --git a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/StandbyStateManagementTest.java b/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/StandbyStateManagementTest.java deleted file mode 100644 index 52f8b27a..00000000 --- a/feature-active-standby-management/src/test/java/org/onap/policy/drools/activestandby/StandbyStateManagementTest.java +++ /dev/null @@ -1,1378 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * feature-active-standby-management - * ================================================================================ - * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.policy.drools.activestandby; - -import static org.junit.Assert.assertEquals; -import static org.junit.Assert.assertFalse; -import static org.junit.Assert.assertNotNull; -import static org.junit.Assert.assertNull; -import static org.junit.Assert.assertTrue; -import static org.mockito.Mockito.mock; -import static org.mockito.Mockito.when; - -import java.io.FileInputStream; -import java.io.IOException; -import java.util.ArrayList; -import java.util.Date; -import java.util.List; -import java.util.Properties; -import javax.persistence.EntityManager; -import javax.persistence.EntityManagerFactory; -import javax.persistence.EntityTransaction; -import javax.persistence.Persistence; -import org.apache.commons.lang3.time.DateUtils; -import org.junit.AfterClass; -import org.junit.Before; -import org.junit.BeforeClass; -import org.junit.Test; -import org.onap.policy.common.im.AdministrativeStateException; -import org.onap.policy.common.im.IntegrityMonitor; -import org.onap.policy.common.im.IntegrityMonitorException; -import org.onap.policy.common.im.MonitorTime; -import org.onap.policy.common.im.StandbyStatusException; -import org.onap.policy.common.im.StateManagement; -import org.onap.policy.common.utils.time.CurrentTime; -import org.onap.policy.common.utils.time.PseudoTimer; -import org.onap.policy.common.utils.time.TestTimeMulti; -import org.onap.policy.drools.core.PolicySessionFeatureApi; -import org.onap.policy.drools.statemanagement.StateManagementFeatureApi; -import org.onap.policy.drools.statemanagement.StateManagementFeatureApiConstants; -import org.powermock.reflect.Whitebox; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -/* - * All JUnits are designed to run in the local development environment - * where they have write privileges and can execute time-sensitive - * tasks. - */ - -public class StandbyStateManagementTest { - private static final Logger logger = LoggerFactory.getLogger(StandbyStateManagementTest.class); - - private static final String MONITOR_FIELD_NAME = "instance"; - private static final String HANDLER_INSTANCE_FIELD = "electionHandler"; - - /* - * Currently, the DroolsPdpsElectionHandler.DesignationWaiter is invoked every 1 seconds, starting - * at the start of the next multiple of pdpUpdateInterval, but with a minimum of 5 sec cushion - * to ensure that we wait for the DesignationWaiter to do its job, before - * checking the results. Add a few seconds for safety - */ - - private static final long SLEEP_TIME = 10000; - - /* - * DroolsPdpsElectionHandler runs every 1 seconds, so a 6 second sleep should be - * plenty to ensure it has time to re-promote this PDP. - */ - - private static final long ELECTION_WAIT_SLEEP_TIME = 6000; - - /* - * Sleep a few seconds after each test to allow interrupt (shutdown) recovery. - */ - - private static final long INTERRUPT_RECOVERY_TIME = 5000; - - private static EntityManagerFactory emfx; - private static EntityManagerFactory emfd; - private static EntityManager emx; - private static EntityManager emd; - private static EntityTransaction et; - - private static final String CONFIG_DIR = "src/test/resources"; - - private static CurrentTime saveTime; - private static Factory saveFactory; - - private TestTimeMulti testTime; - - /* - * This cannot be shared by tests, as each integrity monitor may manipulate it by - * adding its own property values. - */ - private Properties activeStandbyProperties; - - /* - * See the IntegrityMonitor.getJmxUrl() method for the rationale behind this jmx related processing. - */ - - /** - * Setup the class. - * - * @throws Exception exception - */ - @BeforeClass - public static void setUpClass() throws Exception { - - String userDir = System.getProperty("user.dir"); - logger.debug("setUpClass: userDir={}", userDir); - System.setProperty("com.sun.management.jmxremote.port", "9980"); - System.setProperty("com.sun.management.jmxremote.authenticate", "false"); - - saveTime = Whitebox.getInternalState(MonitorTime.class, MONITOR_FIELD_NAME); - saveFactory = Factory.getInstance(); - - resetInstanceObjects(); - - //Create the data access for xacml db - Properties smProps = loadStateManagementProperties(); - - emfx = Persistence.createEntityManagerFactory("junitXacmlPU", smProps); - - // Create an entity manager to use the DB - emx = emfx.createEntityManager(); - - //Create the data access for drools db - Properties asbProps = loadActiveStandbyProperties(); - - emfd = Persistence.createEntityManagerFactory("junitDroolsPU", asbProps); - - // Create an entity manager to use the DB - emd = emfd.createEntityManager(); - } - - /** - * Restores the system state. - * - * @throws IntegrityMonitorException if the integrity monitor cannot be shut down - */ - @AfterClass - public static void tearDownClass() throws IntegrityMonitorException { - resetInstanceObjects(); - - Whitebox.setInternalState(MonitorTime.class, MONITOR_FIELD_NAME, saveTime); - Factory.setInstance(saveFactory); - - emd.close(); - emfd.close(); - - emx.close(); - emfx.close(); - } - - /** - * Setup. - * - * @throws Exception exception - */ - @Before - public void setUp() throws Exception { - resetInstanceObjects(); - cleanXacmlDb(); - cleanDroolsDb(); - - /* - * set test time - * - * All threads use the test time object for sleeping. As a result, we don't have - * to wait more than an instant for them to complete their work, thus we'll use - * a very small REAL wait time in the constructor. - */ - testTime = new TestTimeMulti(5); - Whitebox.setInternalState(MonitorTime.class, MONITOR_FIELD_NAME, testTime); - - Factory factory = mock(Factory.class); - when(factory.makeTimer()).thenAnswer(ans -> new PseudoTimer(testTime)); - Factory.setInstance(factory); - - activeStandbyProperties = loadActiveStandbyProperties(); - } - - private static void resetInstanceObjects() throws IntegrityMonitorException { - IntegrityMonitor.setUnitTesting(true); - IntegrityMonitor.deleteInstance(); - IntegrityMonitor.setUnitTesting(false); - - Whitebox.setInternalState(ActiveStandbyFeature.class, HANDLER_INSTANCE_FIELD, (Object) null); - - } - - /** - * Clean up the xacml database. - * - */ - public void cleanXacmlDb() { - et = emx.getTransaction(); - - et.begin(); - // Make sure we leave the DB clean - emx.createQuery("DELETE FROM StateManagementEntity").executeUpdate(); - emx.createQuery("DELETE FROM ResourceRegistrationEntity").executeUpdate(); - emx.createQuery("DELETE FROM ForwardProgressEntity").executeUpdate(); - emx.flush(); - et.commit(); - } - - /** - * Clean up the drools db. - */ - public void cleanDroolsDb() { - et = emd.getTransaction(); - - et.begin(); - // Make sure we leave the DB clean - emd.createQuery("DELETE FROM DroolsPdpEntity").executeUpdate(); - emd.flush(); - et.commit(); - } - - /** - * Test the standby state change notifier. - * - * @throws Exception exception - */ - @Test - public void testPmStandbyStateChangeNotifier() throws Exception { - logger.debug("\n\ntestPmStandbyStateChangeNotifier: Entering\n\n"); - - logger.debug("testPmStandbyStateChangeNotifier: Reading activeStandbyProperties"); - - String resourceName = "testPMS"; - activeStandbyProperties.setProperty("resource.name", resourceName); - ActiveStandbyProperties.initProperties(activeStandbyProperties); - - logger.debug("testPmStandbyStateChangeNotifier: Getting StateManagement instance"); - - StateManagement sm = new StateManagement(emfx, resourceName); - - //Create an instance of the Observer - PmStandbyStateChangeNotifier pmNotifier = new PmStandbyStateChangeNotifier(); - - //Register the PmStandbyStateChangeNotifier Observer - sm.addObserver(pmNotifier); - - //At this point the standbystatus = 'null' - sm.lock(); - assertEquals(StateManagement.NULL_VALUE, pmNotifier.getPreviousStandbyStatus()); - - sm.unlock(); - assertEquals(StateManagement.NULL_VALUE, pmNotifier.getPreviousStandbyStatus()); - - //Adding standbystatus=hotstandby - sm.demote(); - System.out.println(pmNotifier.getPreviousStandbyStatus()); - assertEquals(PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY, - pmNotifier.getPreviousStandbyStatus()); - - //Now making standbystatus=coldstandby - sm.lock(); - assertEquals(PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY, - pmNotifier.getPreviousStandbyStatus()); - - //standbystatus = hotstandby - sm.unlock(); - assertEquals(PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY, - pmNotifier.getPreviousStandbyStatus()); - - //standbystatus = providingservice - sm.promote(); - //The previousStandbyStatus is not updated until after the delay activation expires - assertEquals(PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY, - pmNotifier.getPreviousStandbyStatus()); - - //Sleep long enough for the delayActivationTimer to run - sleep(5000); - assertEquals(StateManagement.PROVIDING_SERVICE, pmNotifier.getPreviousStandbyStatus()); - - //standbystatus = providingservice - sm.promote(); - assertEquals(StateManagement.PROVIDING_SERVICE, pmNotifier.getPreviousStandbyStatus()); - - //standbystatus = coldstandby - sm.lock(); - assertEquals(PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY, - pmNotifier.getPreviousStandbyStatus()); - - //standbystatus = hotstandby - sm.unlock(); - assertEquals(PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY, - pmNotifier.getPreviousStandbyStatus()); - - //standbystatus = hotstandby - sm.demote(); - assertEquals(PmStandbyStateChangeNotifier.HOTSTANDBY_OR_COLDSTANDBY, - pmNotifier.getPreviousStandbyStatus()); - } - - /** - * Test sanitize designated list. - * - * @throws Exception exception - */ - @Test - public void testSanitizeDesignatedList() throws Exception { - - logger.debug("\n\ntestSanitizeDesignatedList: Entering\n\n"); - - // Get a DroolsPdpsConnector - - final DroolsPdpsConnector droolsPdpsConnector = new JpaDroolsPdpsConnector(emfd); - - // Create 4 pdpd all not designated - - DroolsPdp pdp1 = new DroolsPdpImpl("pdp1", false, 4, testTime.getDate()); - DroolsPdp pdp2 = new DroolsPdpImpl("pdp2", false, 4, testTime.getDate()); - DroolsPdp pdp3 = new DroolsPdpImpl("pdp3", false, 4, testTime.getDate()); - DroolsPdp pdp4 = new DroolsPdpImpl("pdp4", false, 4, testTime.getDate()); - - List<DroolsPdp> listOfDesignated = new ArrayList<DroolsPdp>(); - listOfDesignated.add(pdp1); - listOfDesignated.add(pdp2); - listOfDesignated.add(pdp3); - listOfDesignated.add(pdp4); - - // Now we want to create a StateManagementFeature and initialize it. It will be - // discovered by the ActiveStandbyFeature when the election handler initializes. - - StateManagementFeatureApi stateManagementFeature = null; - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - stateManagementFeature = feature; - logger.debug("testColdStandby stateManagementFeature.getResourceName(): {}", - stateManagementFeature.getResourceName()); - break; - } - assertNotNull(stateManagementFeature); - - - DroolsPdpsElectionHandler droolsPdpsElectionHandler = new DroolsPdpsElectionHandler(droolsPdpsConnector, pdp1); - - listOfDesignated = droolsPdpsElectionHandler.santizeDesignatedList(listOfDesignated); - - logger.debug("\n\ntestSanitizeDesignatedList: listOfDesignated.size = {}\n\n", listOfDesignated.size()); - - assertEquals(4, listOfDesignated.size()); - - // Now make 2 designated - - pdp1.setDesignated(true); - pdp2.setDesignated(true); - - listOfDesignated = droolsPdpsElectionHandler.santizeDesignatedList(listOfDesignated); - - logger.debug("\n\ntestSanitizeDesignatedList: listOfDesignated.size after 2 designated = {}\n\n", - listOfDesignated.size()); - - assertEquals(2, listOfDesignated.size()); - assertTrue(listOfDesignated.contains(pdp1)); - assertTrue(listOfDesignated.contains(pdp2)); - - - // Now all are designated. But, we have to add back the previously non-designated nodes - - pdp3.setDesignated(true); - pdp4.setDesignated(true); - listOfDesignated.add(pdp3); - listOfDesignated.add(pdp4); - - listOfDesignated = droolsPdpsElectionHandler.santizeDesignatedList(listOfDesignated); - - logger.debug("\n\ntestSanitizeDesignatedList: listOfDesignated.size after all designated = {}\n\n", - listOfDesignated.size()); - - assertEquals(4, listOfDesignated.size()); - - } - - /** - * Test Compute most recent primary. - * - * @throws Exception exception - */ - @Test - public void testComputeMostRecentPrimary() throws Exception { - - logger.debug("\n\ntestComputeMostRecentPrimary: Entering\n\n"); - - final DroolsPdpsConnector droolsPdpsConnector = new JpaDroolsPdpsConnector(emfd); - - - // Create 4 pdpd all not designated - - - long designatedDateMs = testTime.getMillis(); - DroolsPdp pdp1 = new DroolsPdpImpl("pdp1", false, 4, testTime.getDate()); - pdp1.setDesignatedDate(new Date(designatedDateMs - 2)); - - DroolsPdp pdp2 = new DroolsPdpImpl("pdp2", false, 4, testTime.getDate()); - //oldest - pdp2.setDesignatedDate(new Date(designatedDateMs - 3)); - - DroolsPdp pdp3 = new DroolsPdpImpl("pdp3", false, 4, testTime.getDate()); - pdp3.setDesignatedDate(new Date(designatedDateMs - 1)); - - DroolsPdp pdp4 = new DroolsPdpImpl("pdp4", false, 4, testTime.getDate()); - //most recent - pdp4.setDesignatedDate(new Date(designatedDateMs)); - - ArrayList<DroolsPdp> listOfAllPdps = new ArrayList<DroolsPdp>(); - listOfAllPdps.add(pdp1); - listOfAllPdps.add(pdp2); - listOfAllPdps.add(pdp3); - listOfAllPdps.add(pdp4); - - - ArrayList<DroolsPdp> listOfDesignated = new ArrayList<DroolsPdp>(); - listOfDesignated.add(pdp1); - listOfDesignated.add(pdp2); - listOfDesignated.add(pdp3); - listOfDesignated.add(pdp4); - - // Because the way we sanitize the listOfDesignated, it will always contain all hot standby - // or all designated members. - - // Now we want to create a StateManagementFeature and initialize it. It will be - // discovered by the ActiveStandbyFeature when the election handler initializes. - - StateManagementFeatureApi stateManagementFeature = null; - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - stateManagementFeature = feature; - logger.debug("testComputeMostRecentPrimary stateManagementFeature.getResourceName(): {}", - stateManagementFeature.getResourceName()); - break; - } - assertNotNull(stateManagementFeature); - - DroolsPdpsElectionHandler droolsPdpsElectionHandler = new DroolsPdpsElectionHandler(droolsPdpsConnector, pdp1); - - DroolsPdp mostRecentPrimary = droolsPdpsElectionHandler.computeMostRecentPrimary( - listOfAllPdps, listOfDesignated); - - logger.debug("\n\ntestComputeMostRecentPrimary: mostRecentPrimary.getPdpId() = {}\n\n", - mostRecentPrimary.getPdpId()); - - - // If all of the pdps are included in the listOfDesignated and none are designated, it will choose - // the one which has the most recent designated date. - - - assertEquals("pdp4", mostRecentPrimary.getPdpId()); - - - // Now let's designate all of those on the listOfDesignated. It will choose the first one designated - - - pdp1.setDesignated(true); - pdp2.setDesignated(true); - pdp3.setDesignated(true); - pdp4.setDesignated(true); - - mostRecentPrimary = droolsPdpsElectionHandler.computeMostRecentPrimary(listOfAllPdps, listOfDesignated); - - logger.debug("\n\ntestComputeMostRecentPrimary: All designated all on list, " - + "mostRecentPrimary.getPdpId() = {}\n\n", - mostRecentPrimary.getPdpId()); - - - // If all of the pdps are included in the listOfDesignated and all are designated, it will choose - // the one which was designated first - - - assertEquals("pdp2", mostRecentPrimary.getPdpId()); - - - // Now we will designate only 2 and put just them in the listOfDesignated. The algorithm will now - // look for the most recently designated pdp which is not currently designated. - - - pdp3.setDesignated(false); - pdp4.setDesignated(false); - - listOfDesignated.remove(pdp3); - listOfDesignated.remove(pdp4); - - mostRecentPrimary = droolsPdpsElectionHandler.computeMostRecentPrimary(listOfAllPdps, listOfDesignated); - - logger.debug("\n\ntestComputeMostRecentPrimary: mostRecentPrimary.getPdpId() = {}\n\n", - mostRecentPrimary.getPdpId()); - - assertEquals("pdp4", mostRecentPrimary.getPdpId()); - - - - // Now we will have none designated and put two of them in the listOfDesignated. The algorithm will now - // look for the most recently designated pdp regardless of whether it is currently marked as designated. - - - pdp1.setDesignated(false); - pdp2.setDesignated(false); - - mostRecentPrimary = droolsPdpsElectionHandler.computeMostRecentPrimary(listOfAllPdps, listOfDesignated); - - logger.debug("\n\ntestComputeMostRecentPrimary: 2 on list mostRecentPrimary.getPdpId() = {}\n\n", - mostRecentPrimary.getPdpId()); - - assertEquals("pdp4", mostRecentPrimary.getPdpId()); - - - // If we have only one pdp on in the listOfDesignated, - // the most recently designated pdp will be chosen, regardless - // of its designation status - - - listOfDesignated.remove(pdp1); - - mostRecentPrimary = droolsPdpsElectionHandler.computeMostRecentPrimary(listOfAllPdps, listOfDesignated); - - logger.debug("\n\ntestComputeMostRecentPrimary: 1 on list mostRecentPrimary.getPdpId() = {}\n\n", - mostRecentPrimary.getPdpId()); - - assertEquals("pdp4", mostRecentPrimary.getPdpId()); - - - // Finally, if none are on the listOfDesignated, it will again choose the most recently designated pdp. - - - listOfDesignated.remove(pdp2); - - mostRecentPrimary = droolsPdpsElectionHandler.computeMostRecentPrimary(listOfAllPdps, listOfDesignated); - - logger.debug("\n\ntestComputeMostRecentPrimary: 0 on list mostRecentPrimary.getPdpId() = {}\n\n", - mostRecentPrimary.getPdpId()); - - assertEquals("pdp4", mostRecentPrimary.getPdpId()); - - } - - /** - * Test compute designated PDP. - * - * @throws Exception exception - */ - @Test - public void testComputeDesignatedPdp() throws Exception { - - logger.debug("\n\ntestComputeDesignatedPdp: Entering\n\n"); - - final DroolsPdpsConnector droolsPdpsConnector = new JpaDroolsPdpsConnector(emfd); - - - // Create 4 pdpd all not designated. Two on site1. Two on site2 - - - long designatedDateMs = testTime.getMillis(); - DroolsPdp pdp1 = new DroolsPdpImpl("pdp1", false, 4, testTime.getDate()); - pdp1.setDesignatedDate(new Date(designatedDateMs - 2)); - pdp1.setSite("site1"); - - DroolsPdp pdp2 = new DroolsPdpImpl("pdp2", false, 4, testTime.getDate()); - pdp2.setDesignatedDate(new Date(designatedDateMs - 3)); - pdp2.setSite("site1"); - - //oldest - DroolsPdp pdp3 = new DroolsPdpImpl("pdp3", false, 4, testTime.getDate()); - pdp3.setDesignatedDate(new Date(designatedDateMs - 4)); - pdp3.setSite("site2"); - - DroolsPdp pdp4 = new DroolsPdpImpl("pdp4", false, 4, testTime.getDate()); - //most recent - pdp4.setDesignatedDate(new Date(designatedDateMs)); - pdp4.setSite("site2"); - - ArrayList<DroolsPdp> listOfAllPdps = new ArrayList<DroolsPdp>(); - listOfAllPdps.add(pdp1); - listOfAllPdps.add(pdp2); - listOfAllPdps.add(pdp3); - listOfAllPdps.add(pdp4); - - - ArrayList<DroolsPdp> listOfDesignated = new ArrayList<DroolsPdp>(); - - - // We will first test an empty listOfDesignated. As we know from the previous JUnit, - // the pdp with the most designated date will be chosen for mostRecentPrimary - - // Now we want to create a StateManagementFeature and initialize it. It will be - // discovered by the ActiveStandbyFeature when the election handler initializes. - - StateManagementFeatureApi stateManagementFeature = null; - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - stateManagementFeature = feature; - logger.debug("testComputeDesignatedPdp stateManagementFeature.getResourceName(): {}", - stateManagementFeature.getResourceName()); - break; - } - assertNotNull(stateManagementFeature); - - - DroolsPdpsElectionHandler droolsPdpsElectionHandler = new DroolsPdpsElectionHandler(droolsPdpsConnector, pdp1); - - DroolsPdp mostRecentPrimary = pdp4; - - DroolsPdp designatedPdp = droolsPdpsElectionHandler.computeDesignatedPdp(listOfDesignated, mostRecentPrimary); - - - // The designatedPdp should be null - - assertNull(designatedPdp); - - - // Now let's try having only one pdp in listOfDesignated, but not in the same site as the most recent primary - - listOfDesignated.add(pdp2); - - designatedPdp = droolsPdpsElectionHandler.computeDesignatedPdp(listOfDesignated, mostRecentPrimary); - - - // Now the designatedPdp should be the one and only selection in the listOfDesignated - - - assertEquals(designatedPdp.getPdpId(), pdp2.getPdpId()); - - - // Now let's put 2 pdps in the listOfDesignated, neither in the same site as the mostRecentPrimary - - - listOfDesignated.add(pdp1); - - designatedPdp = droolsPdpsElectionHandler.computeDesignatedPdp(listOfDesignated, mostRecentPrimary); - - - // The designatedPdp should now be the one with the lowest lexiographic score - pdp1 - - - assertEquals(designatedPdp.getPdpId(), pdp1.getPdpId()); - - - // Finally, we will have 2 pdps in the listOfDesignated, one in the same site with the mostRecentPrimary - - - listOfDesignated.remove(pdp1); - listOfDesignated.add(pdp3); - - designatedPdp = droolsPdpsElectionHandler.computeDesignatedPdp(listOfDesignated, mostRecentPrimary); - - - // The designatedPdp should now be the one on the same site as the mostRecentPrimary - - - assertEquals(designatedPdp.getPdpId(), pdp3.getPdpId()); - } - - /** - * Test cold standby. - * - * @throws Exception exception - */ - @Test - public void testColdStandby() throws Exception { - - logger.debug("\n\ntestColdStandby: Entering\n\n"); - - final String thisPdpId = activeStandbyProperties.getProperty(ActiveStandbyProperties.NODE_NAME); - - DroolsPdpsConnector conn = new JpaDroolsPdpsConnector(emfd); - - logger.debug("testColdStandby: Inserting PDP={} as designated", thisPdpId); - DroolsPdp pdp = new DroolsPdpImpl(thisPdpId, true, 4, testTime.getDate()); - conn.insertPdp(pdp); - DroolsPdpEntity droolsPdpEntity = conn.getPdp(thisPdpId); - logger.debug("testColdStandby: After insertion, DESIGNATED= {} " - + "for PDP= {}", droolsPdpEntity.isDesignated(), thisPdpId); - assertTrue(droolsPdpEntity.isDesignated()); - - /* - * When the Standby Status changes (from providingservice) to hotstandby - * or coldstandby,the Active/Standby selection algorithm must stand down - * if thePDP-D is currently the lead/active node and allow another PDP-D - * to take over. - * - * It must also call lock on all engines in the engine management. - */ - - - /* - * Yes, this is kludgy, but we have a chicken and egg problem here: we - * need a StateManagement object to invoke the - * deleteAllStateManagementEntities method. - */ - logger.debug("testColdStandby: Instantiating stateManagement object"); - - StateManagement sm = new StateManagement(emfx, "dummy"); - sm.deleteAllStateManagementEntities(); - - // Now we want to create a StateManagementFeature and initialize it. It will be - // discovered by the ActiveStandbyFeature when the election handler initializes. - - StateManagementFeatureApi smf = null; - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - smf = feature; - logger.debug("testColdStandby stateManagementFeature.getResourceName(): {}", smf.getResourceName()); - break; - } - assertNotNull(smf); - - // Create an ActiveStandbyFeature and initialize it. It will discover the StateManagementFeature - // that has been created. - ActiveStandbyFeatureApi activeStandbyFeature = null; - for (ActiveStandbyFeatureApi feature : ActiveStandbyFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - activeStandbyFeature = feature; - logger.debug("testColdStandby activeStandbyFeature.getResourceName(): {}", - activeStandbyFeature.getResourceName()); - break; - } - assertNotNull(activeStandbyFeature); - - // Artificially putting a PDP into service is really a two step process, 1) - // inserting it as designated and 2) promoting it so that its standbyStatus - // is providing service. - - logger.debug("testColdStandby: Runner started; Sleeping " - + INTERRUPT_RECOVERY_TIME + "ms before promoting PDP= {}", - thisPdpId); - sleep(INTERRUPT_RECOVERY_TIME); - - logger.debug("testColdStandby: Promoting PDP={}", thisPdpId); - smf.promote(); - - String standbyStatus = sm.getStandbyStatus(thisPdpId); - logger.debug("testColdStandby: Before locking, PDP= {} has standbyStatus= {}", - thisPdpId, standbyStatus); - - logger.debug("testColdStandby: Locking smf"); - smf.lock(); - - sleep(INTERRUPT_RECOVERY_TIME); - - // Verify that the PDP is no longer designated. - - droolsPdpEntity = conn.getPdp(thisPdpId); - logger.debug("testColdStandby: After lock sm.lock() invoked, " - + "DESIGNATED= {} for PDP={}", droolsPdpEntity.isDesignated(), thisPdpId); - assertFalse(droolsPdpEntity.isDesignated()); - - logger.debug("\n\ntestColdStandby: Exiting\n\n"); - } - - // Tests hot standby when there is only one PDP. - - /** - * Test hot standby 1. - * - * @throws Exception exception - */ - @Test - public void testHotStandby1() throws Exception { - - logger.debug("\n\ntestHotStandby1: Entering\n\n"); - - final String thisPdpId = activeStandbyProperties - .getProperty(ActiveStandbyProperties.NODE_NAME); - - DroolsPdpsConnector conn = new JpaDroolsPdpsConnector(emfd); - - /* - * Insert this PDP as not designated. Initial standby state will be - * either null or cold standby. Demoting should transit state to - * hot standby. - */ - - logger.debug("testHotStandby1: Inserting PDP={} as not designated", thisPdpId); - Date yesterday = DateUtils.addDays(testTime.getDate(), -1); - DroolsPdpImpl pdp = new DroolsPdpImpl(thisPdpId, false, 4, yesterday); - conn.insertPdp(pdp); - DroolsPdpEntity droolsPdpEntity = conn.getPdp(thisPdpId); - logger.debug("testHotStandby1: After insertion, PDP={} has DESIGNATED={}", - thisPdpId, droolsPdpEntity.isDesignated()); - assertFalse(droolsPdpEntity.isDesignated()); - - logger.debug("testHotStandby1: Instantiating stateManagement object"); - StateManagement sm = new StateManagement(emfx, "dummy"); - sm.deleteAllStateManagementEntities(); - - - // Now we want to create a StateManagementFeature and initialize it. It will be - // discovered by the ActiveStandbyFeature when the election handler initializes. - - StateManagementFeatureApi smf = null; - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - smf = feature; - logger.debug("testHotStandby1 stateManagementFeature.getResourceName(): {}", smf.getResourceName()); - break; - } - assertNotNull(smf); - - // Create an ActiveStandbyFeature and initialize it. It will discover the StateManagementFeature - // that has been created. - ActiveStandbyFeatureApi activeStandbyFeature = null; - for (ActiveStandbyFeatureApi feature : ActiveStandbyFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - activeStandbyFeature = feature; - logger.debug("testHotStandby1 activeStandbyFeature.getResourceName(): {}", - activeStandbyFeature.getResourceName()); - break; - } - assertNotNull(activeStandbyFeature); - - - logger.debug("testHotStandby1: Demoting PDP={}", thisPdpId); - // demoting should cause state to transit to hotstandby - smf.demote(); - - - logger.debug("testHotStandby1: Sleeping {} ms, to allow JpaDroolsPdpsConnector " - + "time to check droolspdpentity table", SLEEP_TIME); - sleep(SLEEP_TIME); - - - // Verify that this formerly un-designated PDP in HOT_STANDBY is now designated and providing service. - - droolsPdpEntity = conn.getPdp(thisPdpId); - logger.debug("testHotStandby1: After sm.demote() invoked, DESIGNATED= {} " - + "for PDP= {}", droolsPdpEntity.isDesignated(), thisPdpId); - assertTrue(droolsPdpEntity.isDesignated()); - String standbyStatus = smf.getStandbyStatus(thisPdpId); - logger.debug("testHotStandby1: After demotion, PDP= {} " - + "has standbyStatus= {}", thisPdpId, standbyStatus); - assertTrue(standbyStatus != null && standbyStatus.equals(StateManagement.PROVIDING_SERVICE)); - - logger.debug("testHotStandby1: Stopping policyManagementRunner"); - - logger.debug("\n\ntestHotStandby1: Exiting\n\n"); - } - - /* - * Tests hot standby when two PDPs are involved. - */ - - /** - * Test hot standby 2. - * - * @throws Exception exception - */ - @Test - public void testHotStandby2() throws Exception { - - logger.info("\n\ntestHotStandby2: Entering\n\n"); - - final String thisPdpId = activeStandbyProperties - .getProperty(ActiveStandbyProperties.NODE_NAME); - - DroolsPdpsConnector conn = new JpaDroolsPdpsConnector(emfd); - - - // Insert a PDP that's designated but not current. - - String activePdpId = "pdp2"; - logger.info("testHotStandby2: Inserting PDP={} as stale, designated PDP", activePdpId); - Date yesterday = DateUtils.addDays(testTime.getDate(), -1); - DroolsPdp pdp = new DroolsPdpImpl(activePdpId, true, 4, yesterday); - conn.insertPdp(pdp); - DroolsPdpEntity droolsPdpEntity = conn.getPdp(activePdpId); - logger.info("testHotStandby2: After insertion, PDP= {}, which is " - + "not current, has DESIGNATED= {}", activePdpId, droolsPdpEntity.isDesignated()); - assertTrue(droolsPdpEntity.isDesignated()); - - /* - * Promote the designated PDP. - * - * We have a chicken and egg problem here: we need a StateManagement - * object to invoke the deleteAllStateManagementEntities method. - */ - - - logger.info("testHotStandby2: Promoting PDP={}", activePdpId); - StateManagement sm = new StateManagement(emfx, "dummy"); - sm.deleteAllStateManagementEntities(); - - - sm = new StateManagement(emfx, activePdpId); //pdp2 - - // Artificially putting a PDP into service is really a two step process, 1) - // inserting it as designated and 2) promoting it so that its standbyStatus - // is providing service. - - /* - * Insert this PDP as not designated. Initial standby state will be - * either null or cold standby. Demoting should transit state to - * hot standby. - */ - - - logger.info("testHotStandby2: Inserting PDP= {} as not designated", thisPdpId); - pdp = new DroolsPdpImpl(thisPdpId, false, 4, yesterday); - conn.insertPdp(pdp); - droolsPdpEntity = conn.getPdp(thisPdpId); - logger.info("testHotStandby2: After insertion, PDP={} " - + "has DESIGNATED= {}", thisPdpId, droolsPdpEntity.isDesignated()); - assertFalse(droolsPdpEntity.isDesignated()); - - - // Now we want to create a StateManagementFeature and initialize it. It will be - // discovered by the ActiveStandbyFeature when the election handler initializes. - - StateManagementFeatureApi sm2 = null; - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - sm2 = feature; - logger.debug("testHotStandby2 stateManagementFeature.getResourceName(): {}", sm2.getResourceName()); - break; - } - assertNotNull(sm2); - - // Create an ActiveStandbyFeature and initialize it. It will discover the StateManagementFeature - // that has been created. - ActiveStandbyFeatureApi activeStandbyFeature = null; - for (ActiveStandbyFeatureApi feature : ActiveStandbyFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - activeStandbyFeature = feature; - logger.debug("testHotStandby2 activeStandbyFeature.getResourceName(): {}", - activeStandbyFeature.getResourceName()); - break; - } - assertNotNull(activeStandbyFeature); - - logger.info("testHotStandby2: Runner started; Sleeping {} " - + "ms before promoting/demoting", INTERRUPT_RECOVERY_TIME); - sleep(INTERRUPT_RECOVERY_TIME); - - logger.info("testHotStandby2: Runner started; promoting PDP={}", activePdpId); - //At this point, the newly created pdp will have set the state to disabled/failed/cold standby - //because it is stale. So, it cannot be promoted. We need to call sm.enableNotFailed() so we - //can promote it and demote the other pdp - else the other pdp will just spring back to providingservice - sm.enableNotFailed(); //pdp2 - sm.promote(); - String standbyStatus = sm.getStandbyStatus(activePdpId); - logger.info("testHotStandby2: After promoting, PDP= {} has standbyStatus= {}", activePdpId, standbyStatus); - - // demoting PDP should ensure that state transits to hotstandby - logger.info("testHotStandby2: Runner started; demoting PDP= {}", thisPdpId); - sm2.demote(); //pdp1 - standbyStatus = sm.getStandbyStatus(thisPdpId); - logger.info("testHotStandby2: After demoting, PDP={} has standbyStatus= {}", thisPdpId, standbyStatus); - - logger.info("testHotStandby2: Sleeping {} ms, to allow JpaDroolsPdpsConnector " - + "time to check droolspdpentity table", SLEEP_TIME); - sleep(SLEEP_TIME); - - /* - * Verify that this PDP, demoted to HOT_STANDBY, is now - * re-designated and providing service. - */ - - droolsPdpEntity = conn.getPdp(thisPdpId); - logger.info("testHotStandby2: After demoting PDP={}" - + ", DESIGNATED= {}" - + " for PDP= {}", activePdpId, droolsPdpEntity.isDesignated(), thisPdpId); - assertTrue(droolsPdpEntity.isDesignated()); - standbyStatus = sm2.getStandbyStatus(thisPdpId); - logger.info("testHotStandby2: After demoting PDP={}" - + ", PDP={} has standbyStatus= {}", - activePdpId, thisPdpId, standbyStatus); - assertTrue(standbyStatus != null - && standbyStatus.equals(StateManagement.PROVIDING_SERVICE)); - - logger.info("testHotStandby2: Stopping policyManagementRunner"); - - logger.info("\n\ntestHotStandby2: Exiting\n\n"); - } - - /* - * 1) Inserts and designates this PDP, then verifies that startTransaction - * is successful. - * - * 2) Demotes PDP, and verifies that because there is only one PDP, it will - * be immediately re-promoted, thus allowing startTransaction to be - * successful. - * - * 3) Locks PDP and verifies that startTransaction results in - * AdministrativeStateException. - * - * 4) Unlocks PDP and verifies that startTransaction results in - * StandbyStatusException. - * - * 5) Promotes PDP and verifies that startTransaction is once again - * successful. - */ - - /** - * Test locking. - * - * @throws Exception exception - */ - @Test - public void testLocking1() throws Exception { - logger.debug("testLocking1: Entry"); - - final String thisPdpId = activeStandbyProperties - .getProperty(ActiveStandbyProperties.NODE_NAME); - - DroolsPdpsConnector conn = new JpaDroolsPdpsConnector(emfd); - - /* - * Insert this PDP as designated. Initial standby state will be - * either null or cold standby. - */ - - logger.debug("testLocking1: Inserting PDP= {} as designated", thisPdpId); - DroolsPdpImpl pdp = new DroolsPdpImpl(thisPdpId, true, 4, testTime.getDate()); - conn.insertPdp(pdp); - DroolsPdpEntity droolsPdpEntity = conn.getPdp(thisPdpId); - logger.debug("testLocking1: After insertion, PDP= {} has DESIGNATED= {}", - thisPdpId, droolsPdpEntity.isDesignated()); - assertTrue(droolsPdpEntity.isDesignated()); - - logger.debug("testLocking1: Instantiating stateManagement object"); - StateManagement smDummy = new StateManagement(emfx, "dummy"); - smDummy.deleteAllStateManagementEntities(); - - // Now we want to create a StateManagementFeature and initialize it. It will be - // discovered by the ActiveStandbyFeature when the election handler initializes. - - StateManagementFeatureApi sm = null; - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - sm = feature; - logger.debug("testLocking1 stateManagementFeature.getResourceName(): {}", sm.getResourceName()); - break; - } - assertNotNull(sm); - - // Create an ActiveStandbyFeature and initialize it. It will discover the StateManagementFeature - // that has been created. - ActiveStandbyFeatureApi activeStandbyFeature = null; - for (ActiveStandbyFeatureApi feature : ActiveStandbyFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - activeStandbyFeature = feature; - logger.debug("testLocking1 activeStandbyFeature.getResourceName(): {}", - activeStandbyFeature.getResourceName()); - break; - } - assertNotNull(activeStandbyFeature); - - logger.debug("testLocking1: Runner started; Sleeping " - + INTERRUPT_RECOVERY_TIME + "ms before promoting PDP={}", - thisPdpId); - sleep(INTERRUPT_RECOVERY_TIME); - - logger.debug("testLocking1: Promoting PDP={}", thisPdpId); - sm.promote(); - - logger.debug("testLocking1: Sleeping {} ms, to allow time for " - + "policy-management.Main class to come up, designated= {}", - SLEEP_TIME, conn.getPdp(thisPdpId).isDesignated()); - sleep(SLEEP_TIME); - - logger.debug("testLocking1: Waking up and invoking startTransaction on active PDP={}" - + ", designated= {}", thisPdpId, conn.getPdp(thisPdpId).isDesignated()); - - - IntegrityMonitor droolsPdpIntegrityMonitor = IntegrityMonitor.getInstance(); - try { - droolsPdpIntegrityMonitor.startTransaction(); - droolsPdpIntegrityMonitor.endTransaction(); - logger.debug("testLocking1: As expected, transaction successful"); - } catch (AdministrativeStateException e) { - logger.error("testLocking1: Unexpectedly caught AdministrativeStateException, ", e); - assertTrue(false); - } catch (StandbyStatusException e) { - logger.error("testLocking1: Unexpectedly caught StandbyStatusException, ", e); - assertTrue(false); - } catch (Exception e) { - logger.error("testLocking1: Unexpectedly caught Exception, ", e); - assertTrue(false); - } - - // demoting should cause state to transit to hotstandby, followed by re-promotion, - // since there is only one PDP. - logger.debug("testLocking1: demoting PDP={}", thisPdpId); - sm.demote(); - - logger.debug("testLocking1: sleeping" + ELECTION_WAIT_SLEEP_TIME - + " to allow election handler to re-promote PDP={}", thisPdpId); - sleep(ELECTION_WAIT_SLEEP_TIME); - - logger.debug("testLocking1: Invoking startTransaction on re-promoted PDP={}" - + ", designated={}", thisPdpId, conn.getPdp(thisPdpId).isDesignated()); - try { - droolsPdpIntegrityMonitor.startTransaction(); - droolsPdpIntegrityMonitor.endTransaction(); - logger.debug("testLocking1: As expected, transaction successful"); - } catch (AdministrativeStateException e) { - logger.error("testLocking1: Unexpectedly caught AdministrativeStateException, ", e); - assertTrue(false); - } catch (StandbyStatusException e) { - logger.error("testLocking1: Unexpectedly caught StandbyStatusException, ", e); - assertTrue(false); - } catch (Exception e) { - logger.error("testLocking1: Unexpectedly caught Exception, ", e); - assertTrue(false); - } - - // locking should cause state to transit to cold standby - logger.debug("testLocking1: locking PDP={}", thisPdpId); - sm.lock(); - - // Just to avoid any race conditions, sleep a little after locking - logger.debug("testLocking1: Sleeping a few millis after locking, to avoid race condition"); - sleep(100); - - logger.debug("testLocking1: Invoking startTransaction on locked PDP= {}" - + ", designated= {}", thisPdpId, conn.getPdp(thisPdpId).isDesignated()); - try { - droolsPdpIntegrityMonitor.startTransaction(); - logger.error("testLocking1: startTransaction unexpectedly successful"); - assertTrue(false); - } catch (AdministrativeStateException e) { - logger.debug("testLocking1: As expected, caught AdministrativeStateException, ", e); - } catch (StandbyStatusException e) { - logger.error("testLocking1: Unexpectedly caught StandbyStatusException, ", e); - assertTrue(false); - } catch (Exception e) { - logger.error("testLocking1: Unexpectedly caught Exception, ", e); - assertTrue(false); - } finally { - droolsPdpIntegrityMonitor.endTransaction(); - } - - // unlocking should cause state to transit to hot standby and then providing service - logger.debug("testLocking1: unlocking PDP={}", thisPdpId); - sm.unlock(); - - // Just to avoid any race conditions, sleep a little after locking - logger.debug("testLocking1: Sleeping a few millis after unlocking, to avoid race condition"); - sleep(ELECTION_WAIT_SLEEP_TIME); - - logger.debug("testLocking1: Invoking startTransaction on unlocked PDP=" - + thisPdpId - + ", designated=" - + conn.getPdp(thisPdpId).isDesignated()); - try { - droolsPdpIntegrityMonitor.startTransaction(); - logger.error("testLocking1: startTransaction successful as expected"); - } catch (AdministrativeStateException e) { - logger.error("testLocking1: Unexpectedly caught AdministrativeStateException, ", e); - assertTrue(false); - } catch (StandbyStatusException e) { - logger.debug("testLocking1: Unexpectedly caught StandbyStatusException, ", e); - assertTrue(false); - } catch (Exception e) { - logger.error("testLocking1: Unexpectedly caught Exception, ", e); - assertTrue(false); - } finally { - droolsPdpIntegrityMonitor.endTransaction(); - } - - // demoting should cause state to transit to hot standby - logger.debug("testLocking1: demoting PDP={}", thisPdpId); - sm.demote(); - - logger.debug("testLocking1: Invoking startTransaction on demoted PDP={}" - + ", designated={}", thisPdpId, conn.getPdp(thisPdpId).isDesignated()); - try { - droolsPdpIntegrityMonitor.startTransaction(); - droolsPdpIntegrityMonitor.endTransaction(); - logger.debug("testLocking1: Unexpectedly, transaction successful"); - assertTrue(false); - } catch (AdministrativeStateException e) { - logger.error("testLocking1: Unexpectedly caught AdministrativeStateException, ", e); - assertTrue(false); - } catch (StandbyStatusException e) { - logger.error("testLocking1: As expected caught StandbyStatusException, ", e); - } catch (Exception e) { - logger.error("testLocking1: Unexpectedly caught Exception, ", e); - assertTrue(false); - } - - logger.debug("\n\ntestLocking1: Exiting\n\n"); - } - - - /* - * 1) Inserts and designates this PDP, then verifies that startTransaction - * is successful. - * - * 2) Inserts another PDP in hotstandby. - * - * 3) Demotes this PDP, and verifies 1) that other PDP is not promoted (because one - * PDP cannot promote another PDP) and 2) that this PDP is re-promoted. - */ - - /** - * Test locking 2. - * - * @throws Exception exception - */ - @Test - public void testLocking2() throws Exception { - - logger.debug("\n\ntestLocking2: Entering\n\n"); - - final String thisPdpId = activeStandbyProperties - .getProperty(ActiveStandbyProperties.NODE_NAME); - - DroolsPdpsConnector conn = new JpaDroolsPdpsConnector(emfd); - - /* - * Insert this PDP as designated. Initial standby state will be - * either null or cold standby. Demoting should transit state to - * hot standby. - */ - - logger.debug("testLocking2: Inserting PDP= {} as designated", thisPdpId); - DroolsPdpImpl pdp = new DroolsPdpImpl(thisPdpId, true, 3, testTime.getDate()); - conn.insertPdp(pdp); - DroolsPdpEntity droolsPdpEntity = conn.getPdp(thisPdpId); - logger.debug("testLocking2: After insertion, PDP= {} has DESIGNATED= {}", - thisPdpId, droolsPdpEntity.isDesignated()); - assertTrue(droolsPdpEntity.isDesignated()); - - logger.debug("testLocking2: Instantiating stateManagement object and promoting PDP={}", thisPdpId); - StateManagement smDummy = new StateManagement(emfx, "dummy"); - smDummy.deleteAllStateManagementEntities(); - - // Now we want to create a StateManagementFeature and initialize it. It will be - // discovered by the ActiveStandbyFeature when the election handler initializes. - - StateManagementFeatureApi sm = null; - for (StateManagementFeatureApi feature : StateManagementFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - sm = feature; - logger.debug("testLocking2 stateManagementFeature.getResourceName(): {}", sm.getResourceName()); - break; - } - assertNotNull(sm); - - // Create an ActiveStandbyFeature and initialize it. It will discover the StateManagementFeature - // that has been created. - ActiveStandbyFeatureApi activeStandbyFeature = null; - for (ActiveStandbyFeatureApi feature : ActiveStandbyFeatureApiConstants.getImpl().getList()) { - ((PolicySessionFeatureApi) feature).globalInit(null, CONFIG_DIR); - activeStandbyFeature = feature; - logger.debug("testLocking2 activeStandbyFeature.getResourceName(): {}", - activeStandbyFeature.getResourceName()); - break; - } - assertNotNull(activeStandbyFeature); - - /* - * Insert another PDP as not designated. Initial standby state will be - * either null or cold standby. Demoting should transit state to - * hot standby. - */ - - String standbyPdpId = "pdp2"; - logger.debug("testLocking2: Inserting PDP= {} as not designated", standbyPdpId); - Date yesterday = DateUtils.addDays(testTime.getDate(), -1); - pdp = new DroolsPdpImpl(standbyPdpId, false, 4, yesterday); - conn.insertPdp(pdp); - droolsPdpEntity = conn.getPdp(standbyPdpId); - logger.debug("testLocking2: After insertion, PDP={} has DESIGNATED= {}", - standbyPdpId, droolsPdpEntity.isDesignated()); - assertFalse(droolsPdpEntity.isDesignated()); - - logger.debug("testLocking2: Demoting PDP= {}", standbyPdpId); - final StateManagement sm2 = new StateManagement(emfx, standbyPdpId); - - logger.debug("testLocking2: Runner started; Sleeping {} ms " - + "before promoting/demoting", INTERRUPT_RECOVERY_TIME); - sleep(INTERRUPT_RECOVERY_TIME); - - logger.debug("testLocking2: Promoting PDP= {}", thisPdpId); - sm.promote(); - - // demoting PDP should ensure that state transits to hotstandby - logger.debug("testLocking2: Demoting PDP={}", standbyPdpId); - sm2.demote(); - - logger.debug("testLocking2: Sleeping {} ms, to allow time for to come up", SLEEP_TIME); - sleep(SLEEP_TIME); - - logger.debug("testLocking2: Waking up and invoking startTransaction on active PDP={}" - + ", designated= {}", thisPdpId, conn.getPdp(thisPdpId).isDesignated()); - - IntegrityMonitor droolsPdpIntegrityMonitor = IntegrityMonitor.getInstance(); - - try { - droolsPdpIntegrityMonitor.startTransaction(); - droolsPdpIntegrityMonitor.endTransaction(); - logger.debug("testLocking2: As expected, transaction successful"); - } catch (AdministrativeStateException e) { - logger.error("testLocking2: Unexpectedly caught AdministrativeStateException, ", e); - assertTrue(false); - } catch (StandbyStatusException e) { - logger.error("testLocking2: Unexpectedly caught StandbyStatusException, ", e); - assertTrue(false); - } catch (Exception e) { - logger.error("testLocking2: Unexpectedly caught Exception, ", e); - assertTrue(false); - } - - // demoting should cause state to transit to hotstandby followed by re-promotion. - logger.debug("testLocking2: demoting PDP={}", thisPdpId); - sm.demote(); - - logger.debug("testLocking2: sleeping {}" - + " to allow election handler to re-promote PDP={}", ELECTION_WAIT_SLEEP_TIME, thisPdpId); - sleep(ELECTION_WAIT_SLEEP_TIME); - - logger.debug("testLocking2: Waking up and invoking startTransaction " - + "on re-promoted PDP= {}, designated= {}", - thisPdpId, conn.getPdp(thisPdpId).isDesignated()); - try { - droolsPdpIntegrityMonitor.startTransaction(); - droolsPdpIntegrityMonitor.endTransaction(); - logger.debug("testLocking2: As expected, transaction successful"); - } catch (AdministrativeStateException e) { - logger.error("testLocking2: Unexpectedly caught AdministrativeStateException, ", e); - assertTrue(false); - } catch (StandbyStatusException e) { - logger.error("testLocking2: Unexpectedly caught StandbyStatusException, ", e); - assertTrue(false); - } catch (Exception e) { - logger.error("testLocking2: Unexpectedly caught Exception, ", e); - assertTrue(false); - } - - logger.debug("testLocking2: Verifying designated status for PDP= {}", standbyPdpId); - assertFalse(conn.getPdp(standbyPdpId).isDesignated()); - - logger.debug("\n\ntestLocking2: Exiting\n\n"); - } - - private static Properties loadStateManagementProperties() throws IOException { - try (FileInputStream input = new FileInputStream(CONFIG_DIR + "/feature-state-management.properties")) { - Properties props = new Properties(); - props.load(input); - return props; - } - } - - private static Properties loadActiveStandbyProperties() throws IOException { - try (FileInputStream input = - new FileInputStream(CONFIG_DIR + "/feature-active-standby-management.properties")) { - Properties props = new Properties(); - props.load(input); - return props; - } - } - - private void sleep(long sleepms) throws InterruptedException { - testTime.waitFor(sleepms); - } -} diff --git a/feature-active-standby-management/src/test/resources/META-INF/persistence.xml b/feature-active-standby-management/src/test/resources/META-INF/persistence.xml deleted file mode 100644 index ecbf22b7..00000000 --- a/feature-active-standby-management/src/test/resources/META-INF/persistence.xml +++ /dev/null @@ -1,48 +0,0 @@ -<?xml version="1.0" encoding="UTF-8"?> -<!-- - ============LICENSE_START======================================================= - feature-active-standby-management - ================================================================================ - Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved. - ================================================================================ - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - ============LICENSE_END========================================================= - --> - -<persistence version="2.1" - xmlns="http://xmlns.jcp.org/xml/ns/persistence" - xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" - xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd"> - <persistence-unit name="junitDroolsPU" - transaction-type="RESOURCE_LOCAL"> - <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider> - <class>org.onap.policy.drools.activestandby.DroolsPdpEntity</class> - <properties> - <property - name="javax.persistence.schema-generation.database.action" - value="drop-and-create" /> - </properties> - </persistence-unit> - <persistence-unit name="junitXacmlPU" - transaction-type="RESOURCE_LOCAL"> - <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider> - <class>org.onap.policy.common.im.jpa.StateManagementEntity</class> - <class>org.onap.policy.common.im.jpa.ForwardProgressEntity</class> - <class>org.onap.policy.common.im.jpa.ResourceRegistrationEntity</class> - <properties> - <property - name="javax.persistence.schema-generation.database.action" - value="drop-and-create" /> - </properties> - </persistence-unit> -</persistence> diff --git a/feature-active-standby-management/src/test/resources/asw/feature-active-standby-management.properties b/feature-active-standby-management/src/test/resources/asw/feature-active-standby-management.properties deleted file mode 100644 index 23a1f6db..00000000 --- a/feature-active-standby-management/src/test/resources/asw/feature-active-standby-management.properties +++ /dev/null @@ -1,40 +0,0 @@ -### -# ============LICENSE_START======================================================= -# feature-active-standby-management -# ================================================================================ -# Copyright (C) 2017, 2021 AT&T Intellectual Property. All rights reserved. -# ================================================================================ -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# ============LICENSE_END========================================================= -### - -# DB properties -eclipselink.target-database=Auto -javax.persistence.jdbc.driver = org.h2.Driver -javax.persistence.jdbc.url = jdbc:h2:mem:asw_activestandbymanagement -javax.persistence.jdbc.user = sa -javax.persistence.jdbc.password = - -# Must be unique across the system -resource.name=pdp1 -# Name of the site in which this node is hosted -site_name=pdp_1 - -# Needed by DroolsPdpsElectionHandler -pdp.checkInterval=1500 -pdp.updateInterval=1000 - -# Need long timeout, because testTransaction is only run every 1 seconds. -pdp.timeout=3000 -#how long do we wait for the pdp table to populate on initial startup -pdp.initialWait=1000 diff --git a/feature-active-standby-management/src/test/resources/asw/feature-state-management.properties b/feature-active-standby-management/src/test/resources/asw/feature-state-management.properties deleted file mode 100644 index e03ebd2b..00000000 --- a/feature-active-standby-management/src/test/resources/asw/feature-state-management.properties +++ /dev/null @@ -1,82 +0,0 @@ -### -# ============LICENSE_START======================================================= -# feature-active-standby-management -# ================================================================================ -# Copyright (C) 2017, 2021 AT&T Intellectual Property. All rights reserved. -# ================================================================================ -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# ============LICENSE_END========================================================= -### - -# DB properties -eclipselink.target-database=Auto -javax.persistence.jdbc.driver = org.h2.Driver -javax.persistence.jdbc.url = jdbc:h2:mem:asw_statemanagement -javax.persistence.jdbc.user = sa -javax.persistence.jdbc.password = - -# DroolsPDPIntegrityMonitor Properties - -http.server.services=TEST -http.server.services.TEST.host=0.0.0.0 -http.server.services.TEST.port=9982 -#These properties will default to the following if no other values are provided: -# http.server.services.TEST.restClasses=org.onap.policy.drools.statemanagement.IntegrityMonitorRestManager -# http.server.services.TEST.managed=false -# http.server.services.TEST.swagger=true - -#IntegrityMonitor Properties - -# Must be unique across the system -resource.name=pdp1 -# Name of the site in which this node is hosted -site_name = pdp_1 -# How often in sec the forward progress monitor checks for forward progress -fp_monitor_interval = 2 -# Failed counter threshold before failover -failed_counter_threshold = 1 -# Interval between test transactions when no traffic seconds -test_trans_interval = 1 -# Interval between writes of the FPC to the DB seconds -write_fpc_interval = 1 -# Node type Note: Make sure you don't leave any trailing spaces, or you'll get an 'invalid node type' error! -node_type = pdp_drools -# Dependency groups are groups of resources upon which a node operational state is dependent upon. -# Each group is a comma-separated list of resource names and groups are separated by a semicolon. For example: -# dependency_groups=site_1.astra_1,site_1.astra_2;site_1.brms_1,site_1.brms_2;site_1.logparser_1;site_1.pypdp_1 -dependency_groups= -# When set to true, dependent health checks are performed by using JMX to invoke test() on the dependent. -# The default false is to use state checks for health. -test_via_jmx=true -# This is the max number of seconds beyond which a non incrementing FPC is considered a failure -max_fpc_update_interval=5 -# Run the state audit every 60 seconds (60000 ms). The state audit finds stale DB entries in the -# forwardprogressentity table and marks the node as disabled/failed in the statemanagemententity -# table. NOTE! It will only run on nodes that have a standbystatus = providingservice. -# A value of <= 0 will turn off the state audit. -state_audit_interval_ms= -1 -# The refresh state audit is run every (default) 10 minutes (600000 ms) to clean up any state corruption in the -# DB statemanagemententity table. It only refreshes the DB state entry for the local node. That is, it does not -# refresh the state of any other nodes. A value <= 0 will turn the audit off. Any other value will override -# the default of 600000 ms. -refresh_state_audit_interval_ms=-1 - - -# Repository audit properties -# Flag to control the execution of the subsystemTest for the Nexus Maven repository -repository.audit.is.active=false -repository.audit.ignore.errors=true - -# DB Audit Properties -# Flag to control the execution of the subsystemTest for the Database -db.audit.is.active=false diff --git a/feature-active-standby-management/src/test/resources/feature-active-standby-management.properties b/feature-active-standby-management/src/test/resources/feature-active-standby-management.properties deleted file mode 100644 index 5a1f9607..00000000 --- a/feature-active-standby-management/src/test/resources/feature-active-standby-management.properties +++ /dev/null @@ -1,39 +0,0 @@ -### -# ============LICENSE_START======================================================= -# feature-active-standby-management -# ================================================================================ -# Copyright (C) 2017, 2021 AT&T Intellectual Property. All rights reserved. -# ================================================================================ -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# ============LICENSE_END========================================================= -### - -# DB properties -eclipselink.target-database=Auto -javax.persistence.jdbc.driver = org.h2.Driver -javax.persistence.jdbc.url = jdbc:h2:mem:activestandbymanagement -javax.persistence.jdbc.user = sa -javax.persistence.jdbc.password = - -# Must be unique across the system -resource.name=pdp1 -# Name of the site in which this node is hosted -site_name=pdp_1 - -# Needed by DroolsPdpsElectionHandler -pdp.checkInterval=1500 -pdp.updateInterval=1000 -# Need long timeout, because testTransaction is only run every 10 seconds. -pdp.timeout=3000 -#how long do we wait for the pdp table to populate on initial startup -pdp.initialWait=1000 diff --git a/feature-active-standby-management/src/test/resources/feature-state-management.properties b/feature-active-standby-management/src/test/resources/feature-state-management.properties deleted file mode 100644 index 6e4f61f3..00000000 --- a/feature-active-standby-management/src/test/resources/feature-state-management.properties +++ /dev/null @@ -1,83 +0,0 @@ -### -# ============LICENSE_START======================================================= -# feature-active-standby-management -# ================================================================================ -# Copyright (C) 2017, 2019, 2021 AT&T Intellectual Property. All rights reserved. -# ================================================================================ -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# ============LICENSE_END========================================================= -### - -# DB properties -eclipselink.target-database=Auto -javax.persistence.jdbc.driver = org.h2.Driver -javax.persistence.jdbc.url = jdbc:h2:mem:statemanagement -javax.persistence.jdbc.user = sa -javax.persistence.jdbc.password = - -# DroolsPDPIntegrityMonitor Properties -#Test interface host and port defaults may be overwritten here -http.server.services.TEST.host=0.0.0.0 -http.server.services.TEST.port=9981 -#These properties will default to the following if no other values are provided: -# http.server.services.TEST.restClasses=org.onap.policy.drools.statemanagement.IntegrityMonitorRestManager -# http.server.services.TEST.managed=false -# http.server.services.TEST.swagger=true - -#IntegrityMonitor Properties - -# Must be unique across the system -resource.name=pdp1 -# Name of the site in which this node is hosted -site_name = pdp_1 -# Forward Progress Monitor update interval seconds -fp_monitor_interval = 2 -# Failed counter threshold before failover -failed_counter_threshold = 1 -# Interval between test transactions when no traffic seconds -test_trans_interval = 1 -# Interval between writes of the FPC to the DB seconds -write_fpc_interval = 1 -# Node type Note: Make sure you don't leave any trailing spaces, or you'll get an 'invalid node type' error! -node_type = pdp_drools -# Dependency groups are groups of resources upon which a node operational state is dependent upon. -# Each group is a comma-separated list of resource names and groups are separated by a semicolon. For example: -# dependency_groups=site_1.astra_1,site_1.astra_2;site_1.brms_1,site_1.brms_2;site_1.logparser_1;site_1.pypdp_1 -dependency_groups= -# When set to true, dependent health checks are performed by using JMX to invoke test() on the dependent. -# The default false is to use state checks for health. -test_via_jmx=true -# This is the max number of seconds beyond which a non incrementing FPC is considered a failure -max_fpc_update_interval=5 -# Run the state audit every 60 seconds (60000 ms). The state audit finds stale DB entries in the -# forwardprogressentity table and marks the node as disabled/failed in the statemanagemententity -# table. NOTE! It will only run on nodes that have a standbystatus = providingservice. -# A value of <= 0 will turn off the state audit. -state_audit_interval_ms=-1 -# The refresh state audit is run every (default) 10 minutes (600000 ms) to clean up any state corruption in the -# DB statemanagemententity table. It only refreshes the DB state entry for the local node. That is, it does not -# refresh the state of any other nodes. A value <= 0 will turn the audit off. Any other value will override -# the default of 600000 ms. -refresh_state_audit_interval_ms=-1 - - -# Repository audit properties -# Flag to control the execution of the subsystemTest for the Nexus Maven repository -repository.audit.is.active=false -repository.audit.ignore.errors=true -repository.audit.interval_sec=86400 -repository.audit.failure.threshold=3 - -# DB Audit Properties -# Flag to control the execution of the subsystemTest for the Database -db.audit.is.active=false diff --git a/feature-active-standby-management/src/test/resources/logback-test.xml b/feature-active-standby-management/src/test/resources/logback-test.xml deleted file mode 100644 index 583b9667..00000000 --- a/feature-active-standby-management/src/test/resources/logback-test.xml +++ /dev/null @@ -1,49 +0,0 @@ -<!-- - ============LICENSE_START======================================================= - feature-state-management - ================================================================================ - Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved. - ================================================================================ - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - ============LICENSE_END========================================================= - --> - -<!-- Controls the output of logs for JUnit tests --> - -<configuration> - - <appender name="STDOUT" - class="ch.qos.logback.core.ConsoleAppender"> - <encoder - class="ch.qos.logback.classic.encoder.PatternLayoutEncoder"> - <Pattern> - %d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36}.%M\(%line\) - %msg%n - </Pattern> - </encoder> - </appender> - <appender name="FILE" - class="ch.qos.logback.core.FileAppender"> - <file>logs/debug.log</file> - <encoder> - <Pattern> - %d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36}.%M\(%line\) - %msg%n - </Pattern> - </encoder> - </appender> - - <root level="debug"> - <appender-ref ref="STDOUT" /> - <appender-ref ref="FILE" /> - </root> - -</configuration> |