diff options
| author |   Anand <ac204h@att.com> | 2018-01-04 19:35:51 -0500 |
|---|---|---|
| committer |   Skip Wonnell <skip@att.com> | 2018-01-08 22:09:50 +0000 |
| commit | 36bcd566167f2f91c0e8e7a304fce5f6bc150776 (patch) | |
| tree | 7ba7acfee7e520da83a2b6286ea464285bc8cf67 /appc-dispatcher/appc-dispatcher-common/lock-manager-lib | |
| parent | 38d293d605b42f88c9c82319ba848b4b81e45b64 (diff) | |
Include impacted changes for APPC-346,APPC-348
Issue-ID: APPC-347
Change-Id: I399bc2a1e0dfd481e103032a373bb80fce5baf41
Signed-off-by: Anand <ac204h@att.com>
Diffstat (limited to 'appc-dispatcher/appc-dispatcher-common/lock-manager-lib')
21 files changed, 1401 insertions, 1216 deletions
diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-api/pom.xml b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-api/pom.xml index d340bc19b..b03ce9763 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-api/pom.xml +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-api/pom.xml @@ -1,5 +1,30 @@ <?xml version="1.0" encoding="UTF-8"?> -<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"> +<!-- + ============LICENSE_START======================================================= + ONAP : APPC + ================================================================================ + Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + ================================================================================ + Copyright (C) 2017 Amdocs + ============================================================================= + 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. + + ECOMP is a trademark and service mark of AT&T Intellectual Property. + ============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> <artifactId>lock-manager-lib</artifactId> @@ -8,6 +33,7 @@ </parent> <artifactId>lock-manager-api</artifactId> + <name>APPC Lock Manager - API</name> <packaging>bundle</packaging> <build> @@ -24,4 +50,4 @@ </plugin> </plugins> </build> -</project>
\ No newline at end of file +</project> diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-api/src/main/java/org/onap/appc/lockmanager/api/LockManager.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-api/src/main/java/org/onap/appc/lockmanager/api/LockManager.java index e6a0fb778..723690649 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-api/src/main/java/org/onap/appc/lockmanager/api/LockManager.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-api/src/main/java/org/onap/appc/lockmanager/api/LockManager.java @@ -69,4 +69,13 @@ public interface LockManager { boolean isLocked(String resource); + /** + * returns the oner of the resource + * if no one owns, returns null + * @param resource + * @return owner of the resource + */ + + String getLockOwner(String resource); + } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-features/pom.xml b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-features/pom.xml index 4f34bbaa9..af3556519 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-features/pom.xml +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-features/pom.xml @@ -1,107 +1,133 @@ <?xml version="1.0" encoding="UTF-8"?> -<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> - <artifactId>lock-manager-lib</artifactId> - <groupId>org.onap.appc</groupId> - <version>1.3.0-SNAPSHOT</version> - </parent> - <name>lock-manager-features</name> - <artifactId>lock-manager-features</artifactId> +<!-- + ============LICENSE_START======================================================= + ONAP : APPC + ================================================================================ + Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + ================================================================================ + Copyright (C) 2017 Amdocs + ============================================================================= + 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 - <packaging>jar</packaging> + http://www.apache.org/licenses/LICENSE-2.0 - <dependencies> - <dependency> - <groupId>org.onap.appc</groupId> - <artifactId>lock-manager-api</artifactId> - <version>${project.version}</version> - </dependency> - <dependency> - <groupId>org.onap.appc</groupId> - <artifactId>lock-manager-impl</artifactId> - <version>${project.version}</version> - </dependency> - </dependencies> + 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. - <build> - <resources> - <resource> - <filtering>true</filtering> - <directory>src/main/resources</directory> - </resource> - </resources> - <plugins> - <plugin> - <groupId>org.apache.maven.plugins</groupId> - <artifactId>maven-resources-plugin</artifactId> - <executions> - <execution> - <id>filter</id> - <goals> - <goal>resources</goal> - </goals> - <phase>generate-resources</phase> - </execution> - </executions> - </plugin> - <!--<plugin> - <!– launches the feature test, which validates that your karaf feature - can be installed inside of a karaf container. It doesn't validate that your - functionality works correctly, just that you have all of the dependent bundles - defined correctly. –> - <groupId>org.apache.maven.plugins</groupId> - <artifactId>maven-surefire-plugin</artifactId> - <version>2.16</version> - <configuration> - <systemPropertyVariables> - <karaf.distro.groupId>org.opendaylight.controller</karaf.distro.groupId> - <karaf.distro.artifactId>opendaylight-karaf-empty</karaf.distro.artifactId> - <karaf.distro.version>${odl.karaf.empty.distro.version}</karaf.distro.version> - </systemPropertyVariables> - <dependenciesToScan> - <dependency>org.opendaylight.yangtools:features-test</dependency> - </dependenciesToScan> - <classpathDependencyExcludes> - <!– The dependencies which bring in AbstractDataBrokerTest class - brings in a second PaxExam container which results in the feature tests failing - with a message similar to: "ERROR o.ops4j.pax.exam.spi.PaxExamRuntime - Ambiguous - TestContainer ..." This excludes the container we don't want to use. –> - <classpathDependencyExcludes>org.ops4j.pax.exam:pax-exam-container-native</classpathDependencyExcludes> - </classpathDependencyExcludes> - </configuration> - </plugin>--> - <plugin> - <groupId>org.codehaus.mojo</groupId> - <artifactId>build-helper-maven-plugin</artifactId> - <executions> - <execution> - <id>attach-artifacts</id> - <goals> - <goal>attach-artifact</goal> - </goals> - <phase>package</phase> - <configuration> - <artifacts> - <artifact> - <file>${project.build.directory}/classes/${features.file}</file> - <type>xml</type> - <classifier>features</classifier> - </artifact> - </artifacts> - </configuration> - </execution> - </executions> - </plugin> - - <!-- Skipping ODL feature test --> - <plugin> - <groupId>org.apache.maven.plugins</groupId> - <artifactId>maven-surefire-plugin</artifactId> - <configuration> - <skipTests>true</skipTests> - </configuration> - </plugin> - </plugins> - </build> + ECOMP is a trademark and service mark of AT&T Intellectual Property. + ============LICENSE_END========================================================= + --> +<project xmlns="http://maven.apache.org/POM/4.0.0" + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" + xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> + <modelVersion>4.0.0</modelVersion> + <parent> + <artifactId>lock-manager-lib</artifactId> + <groupId>org.onap.appc</groupId> + <version>1.3.0-SNAPSHOT</version> + </parent> + + <artifactId>lock-manager-features</artifactId> + <name>APPC Lock Manager - feature</name> + <packaging>jar</packaging> + + + <dependencies> + <dependency> + <groupId>org.onap.appc</groupId> + <artifactId>lock-manager-api</artifactId> + <version>${project.version}</version> + </dependency> + <dependency> + <groupId>org.onap.appc</groupId> + <artifactId>lock-manager-impl</artifactId> + <version>${project.version}</version> + </dependency> + </dependencies> + + <build> + <resources> + <resource> + <filtering>true</filtering> + <directory>src/main/resources</directory> + </resource> + </resources> + <plugins> + <plugin> + <groupId>org.apache.maven.plugins</groupId> + <artifactId>maven-resources-plugin</artifactId> + <executions> + <execution> + <id>filter</id> + <goals> + <goal>resources</goal> + </goals> + <phase>generate-resources</phase> + </execution> + </executions> + </plugin> + <!--<plugin> + <!– launches the feature test, which validates that your karaf feature + can be installed inside of a karaf container. It doesn't validate that your + functionality works correctly, just that you have all of the dependent bundles + defined correctly. –> + <groupId>org.apache.maven.plugins</groupId> + <artifactId>maven-surefire-plugin</artifactId> + <version>2.16</version> + <configuration> + <systemPropertyVariables> + <karaf.distro.groupId>org.opendaylight.controller</karaf.distro.groupId> + <karaf.distro.artifactId>opendaylight-karaf-empty</karaf.distro.artifactId> + <karaf.distro.version>${odl.karaf.empty.distro.version}</karaf.distro.version> + </systemPropertyVariables> + <dependenciesToScan> + <dependency>org.opendaylight.yangtools:features-test</dependency> + </dependenciesToScan> + <classpathDependencyExcludes> + <!– The dependencies which bring in AbstractDataBrokerTest class + brings in a second PaxExam container which results in the feature tests failing + with a message similar to: "ERROR o.ops4j.pax.exam.spi.PaxExamRuntime - Ambiguous + TestContainer ..." This excludes the container we don't want to use. –> + <classpathDependencyExcludes>org.ops4j.pax.exam:pax-exam-container-native</classpathDependencyExcludes> + </classpathDependencyExcludes> + </configuration> + </plugin>--> + <plugin> + <groupId>org.codehaus.mojo</groupId> + <artifactId>build-helper-maven-plugin</artifactId> + <executions> + <execution> + <id>attach-artifacts</id> + <goals> + <goal>attach-artifact</goal> + </goals> + <phase>package</phase> + <configuration> + <artifacts> + <artifact> + <file>${project.build.directory}/classes/${features.file}</file> + <type>xml</type> + <classifier>features</classifier> + </artifact> + </artifacts> + </configuration> + </execution> + </executions> + </plugin> + + <!-- Skipping ODL feature test --> + <plugin> + <groupId>org.apache.maven.plugins</groupId> + <artifactId>maven-surefire-plugin</artifactId> + <configuration> + <skipTests>true</skipTests> + </configuration> + </plugin> + </plugins> + </build> </project> diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/pom.xml b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/pom.xml index a4334a2e0..40a7f50c3 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/pom.xml +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/pom.xml @@ -1,5 +1,30 @@ <?xml version="1.0" encoding="UTF-8"?> -<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"> +<!-- + ============LICENSE_START======================================================= + ONAP : APPC + ================================================================================ + Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + ================================================================================ + Copyright (C) 2017 Amdocs + ============================================================================= + 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. + + ECOMP is a trademark and service mark of AT&T Intellectual Property. + ============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> <artifactId>lock-manager-lib</artifactId> @@ -8,8 +33,10 @@ </parent> <artifactId>lock-manager-impl</artifactId> + <name>APPC Lock Manager - Impl</name> <packaging>bundle</packaging> + <dependencies> <dependency> <groupId>org.onap.appc</groupId> @@ -45,8 +72,7 @@ <instructions> <Export-Service>org.onap.appc.lockmanager.api.LockManager</Export-Service> <Import-Package> - org.onap.appc.lockmanager.api.*, - org.onap.appc.dao.util,com.att.eelf.configuration, *;resolution:=optional + org.onap.appc.lockmanager.api.*, com.att.eelf.configuration, *;resolution:=optional </Import-Package> <Private-Package>org.onap.appc.lockmanager.impl.*</Private-Package> <Bundle-SymbolicName>${project.artifactId}</Bundle-SymbolicName> diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/inmemory/LockManagerInMemoryImpl.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/inmemory/LockManagerInMemoryImpl.java index b141d9607..140d9ebbc 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/inmemory/LockManagerInMemoryImpl.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/inmemory/LockManagerInMemoryImpl.java @@ -38,7 +38,7 @@ public class LockManagerInMemoryImpl implements LockManager { private static LockManagerInMemoryImpl instance = null; private Map<String, LockValue> lockedVNFs; - private static final EELFLogger debugLogger = EELFManager.getInstance().getDebugLogger(); + private final EELFLogger debugLogger = EELFManager.getInstance().getDebugLogger(); private LockManagerInMemoryImpl() { lockedVNFs = new ConcurrentHashMap<>(); @@ -110,7 +110,12 @@ public class LockManagerInMemoryImpl implements LockManager { @Override public boolean isLocked(String resource) { - return lockedVNFs.get(resource)!=null?true:false; + return lockedVNFs.get(resource) != null; + } + + @Override + public String getLockOwner(String resource) { + return lockedVNFs.get(resource).getOwner(); } private boolean lockIsMine(LockValue lockValue, String owner, long now) { diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/JdbcLockManager.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/JdbcLockManager.java index 9b2083101..b8cf0f741 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/JdbcLockManager.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/JdbcLockManager.java @@ -26,7 +26,8 @@ package org.onap.appc.lockmanager.impl.sql; import java.sql.Connection; -import org.onap.appc.dao.util.JdbcConnectionFactory; + +import org.onap.appc.dao.util.api.JdbcConnectionFactory; import org.onap.appc.lockmanager.api.LockManager; public abstract class JdbcLockManager implements LockManager { diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/Messages.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/Messages.java index 769d94257..4f2831157 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/Messages.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/Messages.java @@ -27,7 +27,7 @@ package org.onap.appc.lockmanager.impl.sql; public enum Messages { ERR_NULL_LOCK_OWNER("Cannot acquire lock for resource [%s]: lock owner must be specified"), - ERR_LOCK_LOCKED_BY_OTHER("Cannot lock resource [%s] for [%s]: already locked by [%s]"), + ERR_LOCK_LOCKED_BY_OTHER("VNF : [%s] is locked by request id : [%s]"), ERR_UNLOCK_NOT_LOCKED("Error unlocking resource [%s]: resource is not locked"), ERR_UNLOCK_LOCKED_BY_OTHER("Error unlocking resource [%s] by [%s]: resource is locked by [%s]"), EXP_LOCK("Error locking resource [%s]."), diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/MySqlConnectionFactory.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/MySqlConnectionFactory.java index 4df89541d..7f91d21cd 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/MySqlConnectionFactory.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/MySqlConnectionFactory.java @@ -32,6 +32,8 @@ import org.onap.appc.dao.util.DefaultJdbcConnectionFactory; public class MySqlConnectionFactory extends DefaultJdbcConnectionFactory { protected void registedDriver() throws SQLException { - DriverManager.registerDriver(new org.mariadb.jdbc.Driver()); + DriverManager.registerDriver(new org.mariadb.jdbc.Driver()); + } + } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/LockRecord.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/LockRecord.java index ff0e63b8d..94e656d2d 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/LockRecord.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/LockRecord.java @@ -26,49 +26,49 @@ package org.onap.appc.lockmanager.impl.sql.optimistic; class LockRecord { - private String resource; - private String owner; - private long updated; - private long timeout; - private long ver; + private String resource; + private String owner; + private long updated; + private long timeout; + private long ver; - LockRecord(String resource) { - this.resource = resource; - } + LockRecord(String resource) { + this.resource = resource; + } - public String getResource() { - return resource; - } + public String getResource() { + return resource; + } - public String getOwner() { - return owner; - } + public String getOwner() { + return owner; + } - public void setOwner(String owner) { - this.owner = owner; - } + public void setOwner(String owner) { + this.owner = owner; + } - public long getUpdated() { - return updated; - } + public long getUpdated() { + return updated; + } - public void setUpdated(long updated) { - this.updated = updated; - } + public void setUpdated(long updated) { + this.updated = updated; + } - public long getTimeout() { - return timeout; - } + public long getTimeout() { + return timeout; + } - public void setTimeout(long timeout) { - this.timeout = timeout; - } + public void setTimeout(long timeout) { + this.timeout = timeout; + } - public long getVer() { - return ver; - } + public long getVer() { + return ver; + } - public void setVer(long ver) { - this.ver = ver; - } + public void setVer(long ver) { + this.ver = ver; + } } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/MySqlLockManager.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/MySqlLockManager.java index d1dd2c5a3..1cbc1fb04 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/MySqlLockManager.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/MySqlLockManager.java @@ -28,8 +28,10 @@ import java.sql.SQLException; public class MySqlLockManager extends SqlLockManager { - @Override - protected boolean isDuplicatePkError(SQLException e) { - return (e.getErrorCode() == 1062); - } + @Override + protected boolean isDuplicatePkError(SQLException e) { + return (e.getErrorCode() == 1062); + } + + } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/SqlLockManager.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/SqlLockManager.java index 26ec6a274..481350199 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/SqlLockManager.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/optimistic/SqlLockManager.java @@ -36,231 +36,271 @@ import org.onap.appc.lockmanager.impl.sql.Messages; abstract class SqlLockManager extends JdbcLockManager { - private static final String SQL_LOAD_LOCK_RECORD = "SELECT * FROM %s WHERE RESOURCE_ID=?"; - private static final String SQL_INSERT_LOCK_RECORD = "INSERT INTO %s (RESOURCE_ID, OWNER_ID, UPDATED, TIMEOUT, VER) VALUES (?, ?, ?, ?, ?)"; - private static final String SQL_UPDATE_LOCK_RECORD = "UPDATE %s SET OWNER_ID=?, UPDATED=?, TIMEOUT=?, VER=? WHERE RESOURCE_ID=? AND VER=?"; -// private static final String SQL_DELETE_LOCK_RECORD = "DELETE FROM %s WHERE RESOURCE_ID=? AND VER=?"; - private static final String SQL_CURRENT_TIMESTAMP = "SELECT CURRENT_TIMESTAMP()"; + private static final String SQL_LOAD_LOCK_RECORD = "SELECT * FROM %s WHERE RESOURCE_ID=?"; + private static final String SQL_INSERT_LOCK_RECORD = "INSERT INTO %s (RESOURCE_ID, OWNER_ID, UPDATED, TIMEOUT, VER) VALUES (?, ?, ?, ?, ?)"; + private static final String SQL_UPDATE_LOCK_RECORD = "UPDATE %s SET OWNER_ID=?, UPDATED=?, TIMEOUT=?, VER=? WHERE RESOURCE_ID=? AND VER=?"; +// private static final String SQL_DELETE_LOCK_RECORD = "DELETE FROM %s WHERE RESOURCE_ID=? AND VER=?"; + private static final String SQL_CURRENT_TIMESTAMP = "SELECT CURRENT_TIMESTAMP()"; + private static final String SQL_LOAD_LOCK_RECORD_WITH_OWNER = "SELECT * FROM LOCK_MANAGEMENT WHERE RESOURCE_ID = ? AND OWNER = ? "; - private String sqlLoadLockRecord; - private String sqlInsertLockRecord; - private String sqlUpdateLockRecord; -// private String sqlDeleteLockRecord; + private String sqlLoadLockRecord; + private String sqlInsertLockRecord; + private String sqlUpdateLockRecord; +// private String sqlDeleteLockRecord; - @Override - public boolean acquireLock(String resource, String owner) throws LockException { - return acquireLock(resource, owner, 0); - } + @Override + public boolean acquireLock(String resource, String owner) throws LockException { + return acquireLock(resource, owner, 0); + } - @Override - public boolean acquireLock(String resource, String owner, long timeout) throws LockException { - if(owner == null) { - throw new LockRuntimeException(Messages.ERR_NULL_LOCK_OWNER.format(resource)); - } - boolean res = false; - Connection connection = openDbConnection(); - try { - res = lockResource(connection, resource, owner, timeout); - } finally { - closeDbConnection(connection); - } - return res; - } + @Override + public boolean acquireLock(String resource, String owner, long timeout) throws LockException { + if(owner == null) { + throw new LockRuntimeException(Messages.ERR_NULL_LOCK_OWNER.format(resource)); + } + boolean res = false; + Connection connection = openDbConnection(); + try { + res = lockResource(connection, resource, owner, timeout); + } finally { + closeDbConnection(connection); + } + return res; + } - @Override - public void releaseLock(String resource, String owner) throws LockException { - Connection connection = openDbConnection(); - try { - unlockResource(connection, resource, owner); - } finally { - closeDbConnection(connection); - } - } + @Override + public void releaseLock(String resource, String owner) throws LockException { + Connection connection = openDbConnection(); + try { + unlockResource(connection, resource, owner); + } finally { + closeDbConnection(connection); + } + } - @Override - public boolean isLocked(String resource) { + @Override + public boolean isLocked(String resource) { Connection connection=openDbConnection(); - try { - LockRecord lockRecord=loadLockRecord(connection,resource); - if(lockRecord==null){ - return false; - }else{ - if(lockRecord.getOwner()==null){ - return false; - }else if(isLockExpired(lockRecord, connection)){ - return false; - }else{ + try { + LockRecord lockRecord=loadLockRecord(connection,resource); + if(lockRecord==null){ + return false; + }else{ + if(lockRecord.getOwner()==null){ + return false; + }else if(isLockExpired(lockRecord, connection)){ + return false; + }else{ return true; } - } - } catch (SQLException e) { - throw new LockRuntimeException(Messages.EXP_CHECK_LOCK.format(resource)); - }finally { + } + } catch (SQLException e) { + throw new LockRuntimeException(Messages.EXP_CHECK_LOCK.format(resource)); + }finally { closeDbConnection(connection); } } - private boolean lockResource(Connection connection, String resource, String owner, long timeout) throws LockException { - try { - boolean res = false; - LockRecord lockRecord = loadLockRecord(connection, resource); - if(lockRecord != null) { - // lock record already exists - String currentOwner = lockRecord.getOwner(); - if(currentOwner != null) { - if(isLockExpired(lockRecord, connection)) { - currentOwner = null; - } else if(!owner.equals(currentOwner)) { - throw new LockException(Messages.ERR_LOCK_LOCKED_BY_OTHER.format(resource, owner, currentOwner)); - } - } - // set new owner on the resource lock record - if(!updateLockRecord(connection, resource, owner, timeout, lockRecord.getVer())) { - // try again - maybe same owner updated the record - lockResource(connection, resource, owner, timeout); - } - if(currentOwner == null) { - // no one locked the resource before - res = true; - } - } else { - // resource record does not exist in lock table => create new record - try { - addLockRecord(connection, resource, owner, timeout); - res = true; - } catch(SQLException e) { - if(isDuplicatePkError(e)) { - // try again - maybe same owner inserted the record - lockResource(connection, resource, owner, timeout); - } else { - throw e; - } - } - } - return res; - } catch(SQLException e) { - throw new LockRuntimeException(Messages.EXP_LOCK.format(resource), e); - } - } + @Override + public String getLockOwner(String resource) { + Connection connection=openDbConnection(); + try { + LockRecord lockRecord=loadLockRecord(connection,resource); + if(lockRecord==null || lockRecord.getOwner() ==null ){ + return null; + }else{ + if(isLockExpired(lockRecord, connection)){ + return null; + }else{ + return lockRecord.getOwner(); + } + } + } catch (SQLException e) { + throw new LockRuntimeException(Messages.EXP_CHECK_LOCK.format(resource)); + }finally { + closeDbConnection(connection); + } + } - protected boolean isDuplicatePkError(SQLException e) { - return e.getSQLState().startsWith("23"); - } + private boolean lockResource(Connection connection, String resource, String owner, long timeout) throws LockException { + try { + boolean res = false; + LockRecord lockRecord = loadLockRecord(connection, resource); + if(lockRecord != null) { + // lock record already exists + String currentOwner = lockRecord.getOwner(); + if(currentOwner != null) { + if(isLockExpired(lockRecord, connection)) { + currentOwner = null; + } else if(!owner.equals(currentOwner)) { + throw new LockException(Messages.ERR_LOCK_LOCKED_BY_OTHER.format(resource, currentOwner)); + } + } + // set new owner on the resource lock record + if(!updateLockRecord(connection, resource, owner, timeout, lockRecord.getVer())) { + // try again - maybe same owner updated the record + lockResource(connection, resource, owner, timeout); + } + if(currentOwner == null) { + // no one locked the resource before + res = true; + } + } else { + // resource record does not exist in lock table => create new record + try { + addLockRecord(connection, resource, owner, timeout); + res = true; + } catch(SQLException e) { + if(isDuplicatePkError(e)) { + // try again - maybe same owner inserted the record + lockResource(connection, resource, owner, timeout); + } else { + throw e; + } + } + } + return res; + } catch(SQLException e) { + throw new LockRuntimeException(Messages.EXP_LOCK.format(resource), e); + } + } + + protected boolean isDuplicatePkError(SQLException e) { + return e.getSQLState().startsWith("23"); + } - private void unlockResource(Connection connection, String resource, String owner) throws LockException { - try { - LockRecord lockRecord = loadLockRecord(connection, resource); - if(lockRecord != null) { - // check if expired - if(isLockExpired(lockRecord, connection)) { - // lock is expired => no lock - lockRecord = null; - } - } - if((lockRecord == null) || (lockRecord.getOwner() == null)) { - // resource is not locked - throw new LockException(Messages.ERR_UNLOCK_NOT_LOCKED.format(resource)); - } - String currentOwner = lockRecord.getOwner(); - if(!owner.equals(currentOwner)) { - throw new LockException(Messages.ERR_UNLOCK_LOCKED_BY_OTHER.format(resource, owner, currentOwner)); + private void unlockResource(Connection connection, String resource, String owner) throws LockException { + try { + LockRecord lockRecord = loadLockRecord(connection, resource); + if(lockRecord != null) { + // check if expired + if(isLockExpired(lockRecord, connection)) { + // lock is expired => no lock + lockRecord = null; + } + } + if((lockRecord == null) || (lockRecord.getOwner() == null)) { + // resource is not locked + throw new LockException(Messages.ERR_UNLOCK_NOT_LOCKED.format(resource)); + } + String currentOwner = lockRecord.getOwner(); + if(!owner.equals(currentOwner)) { + throw new LockException(Messages.ERR_UNLOCK_LOCKED_BY_OTHER.format(resource, owner, currentOwner)); } if (!updateLockRecord(connection, resource, null, 0, lockRecord.getVer())) { - unlockResource(connection, resource, owner); - } - // TODO delete record from table on lock release? -// deleteLockRecord(connection, resource, lockRecord.getVer()); - } catch(SQLException e) { - throw new LockRuntimeException(Messages.EXP_UNLOCK.format(resource), e); - } - } + unlockResource(connection, resource, owner); + } + // TODO delete record from table on lock release? +// deleteLockRecord(connection, resource, lockRecord.getVer()); + } catch(SQLException e) { + throw new LockRuntimeException(Messages.EXP_UNLOCK.format(resource), e); + } + } - protected LockRecord loadLockRecord(Connection connection, String resource) throws SQLException { - LockRecord res = null; - if(sqlLoadLockRecord == null) { - sqlLoadLockRecord = String.format(SQL_LOAD_LOCK_RECORD, tableName); - } - try(PreparedStatement statement = connection.prepareStatement(sqlLoadLockRecord)) { - statement.setString(1, resource); - try(ResultSet resultSet = statement.executeQuery()) { - if(resultSet.next()) { - res = new LockRecord(resource); - res.setOwner(resultSet.getString(2)); - res.setUpdated(resultSet.getLong(3)); - res.setTimeout(resultSet.getLong(4)); - res.setVer(resultSet.getLong(5)); - } - } - } - return res; - } + protected LockRecord loadLockRecord(Connection connection, String resource) throws SQLException { + LockRecord res = null; + if(sqlLoadLockRecord == null) { + sqlLoadLockRecord = String.format(SQL_LOAD_LOCK_RECORD, tableName); + } + try(PreparedStatement statement = connection.prepareStatement(sqlLoadLockRecord)) { + statement.setString(1, resource); + try(ResultSet resultSet = statement.executeQuery()) { + if(resultSet.next()) { + res = new LockRecord(resource); + res.setOwner(resultSet.getString(2)); + res.setUpdated(resultSet.getLong(3)); + res.setTimeout(resultSet.getLong(4)); + res.setVer(resultSet.getLong(5)); + } + } + } + return res; + } + + protected LockRecord loadLockRecord(Connection connection, String resource,String owner) throws SQLException { + LockRecord res = null; + try(PreparedStatement statement = connection.prepareStatement(SQL_LOAD_LOCK_RECORD_WITH_OWNER)) { + statement.setString(1, resource); + statement.setString(2, owner); + try(ResultSet resultSet = statement.executeQuery()) { + if(resultSet.next()) { + res = new LockRecord(resource); + res.setOwner(resultSet.getString(2)); + res.setUpdated(resultSet.getLong(3)); + res.setTimeout(resultSet.getLong(4)); + res.setVer(resultSet.getLong(5)); + } + } + } + return res; + } - protected void addLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { - if(sqlInsertLockRecord == null) { - sqlInsertLockRecord = String.format(SQL_INSERT_LOCK_RECORD, tableName); - } - try(PreparedStatement statement = connection.prepareStatement(sqlInsertLockRecord)) { - statement.setString(1, resource); - statement.setString(2, owner); + protected void addLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { + if(sqlInsertLockRecord == null) { + sqlInsertLockRecord = String.format(SQL_INSERT_LOCK_RECORD, tableName); + } + try(PreparedStatement statement = connection.prepareStatement(sqlInsertLockRecord)) { + statement.setString(1, resource); + statement.setString(2, owner); statement.setLong(3, getCurrentTime(connection)); - statement.setLong(4, timeout); - statement.setLong(5, 1); - statement.executeUpdate(); - } - } + statement.setLong(4, timeout); + statement.setLong(5, 1); + statement.executeUpdate(); + } + } - protected boolean updateLockRecord(Connection connection, String resource, String owner, long timeout, long ver) throws SQLException { - if(sqlUpdateLockRecord == null) { - sqlUpdateLockRecord = String.format(SQL_UPDATE_LOCK_RECORD, tableName); - } - try(PreparedStatement statement = connection.prepareStatement(sqlUpdateLockRecord)) { - long newVer = (ver >= Long.MAX_VALUE) ? 1 : (ver + 1); - statement.setString(1, owner); + protected boolean updateLockRecord(Connection connection, String resource, String owner, long timeout, long ver) throws SQLException { + if(sqlUpdateLockRecord == null) { + sqlUpdateLockRecord = String.format(SQL_UPDATE_LOCK_RECORD, tableName); + } + try(PreparedStatement statement = connection.prepareStatement(sqlUpdateLockRecord)) { + long newVer = (ver >= Long.MAX_VALUE) ? 1 : (ver + 1); + statement.setString(1, owner); statement.setLong(2, getCurrentTime(connection)); - statement.setLong(3, timeout); - statement.setLong(4, newVer); - statement.setString(5, resource); - statement.setLong(6, ver); - return (statement.executeUpdate() != 0); - } - } + statement.setLong(3, timeout); + statement.setLong(4, newVer); + statement.setString(5, resource); + statement.setLong(6, ver); + return (statement.executeUpdate() != 0); + } + } -// protected void deleteLockRecord(Connection connection, String resource, long ver) throws SQLException { -// if(sqlDeleteLockRecord == null) { -// sqlDeleteLockRecord = String.format(SQL_DELETE_LOCK_RECORD, tableName); -// } -// try(PreparedStatement statement = connection.prepareStatement(sqlDeleteLockRecord)) { -// statement.setString(1, resource); -// statement.setLong(2, ver); -// statement.executeUpdate(); -// } -// } +// protected void deleteLockRecord(Connection connection, String resource, long ver) throws SQLException { +// if(sqlDeleteLockRecord == null) { +// sqlDeleteLockRecord = String.format(SQL_DELETE_LOCK_RECORD, tableName); +// } +// try(PreparedStatement statement = connection.prepareStatement(sqlDeleteLockRecord)) { +// statement.setString(1, resource); +// statement.setLong(2, ver); +// statement.executeUpdate(); +// } +// } - private boolean isLockExpired(LockRecord lockRecord, Connection connection) throws SQLException { - long timeout = lockRecord.getTimeout(); - if(timeout == 0) { - return false; - } - long updated = lockRecord.getUpdated(); + private boolean isLockExpired(LockRecord lockRecord, Connection connection) throws SQLException { + long timeout = lockRecord.getTimeout(); + if(timeout == 0) { + return false; + } + long updated = lockRecord.getUpdated(); long now = getCurrentTime(connection); - long expiration = updated + timeout; - return (now > expiration); - } + long expiration = updated + timeout; + return (now > expiration); + } - private long getCurrentTime(Connection connection) throws SQLException { - long res = -1; - if(connection != null) { - try(PreparedStatement statement = connection.prepareStatement(SQL_CURRENT_TIMESTAMP)) { - try(ResultSet resultSet = statement.executeQuery()) { - if(resultSet.next()) { - res = resultSet.getTimestamp(1).getTime(); - } - } - } - } - if(res == -1) { - res = System.currentTimeMillis(); - } - return res; - } + private long getCurrentTime(Connection connection) throws SQLException { + long res = -1; + if(connection != null) { + try(PreparedStatement statement = connection.prepareStatement(SQL_CURRENT_TIMESTAMP)) { + try(ResultSet resultSet = statement.executeQuery()) { + if(resultSet.next()) { + res = resultSet.getTimestamp(1).getTime(); + } + } + } + } + if(res == -1) { + res = System.currentTimeMillis(); + } + return res; + } } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/LockRecord.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/LockRecord.java index 1960ba9a3..3a3799697 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/LockRecord.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/LockRecord.java @@ -26,40 +26,40 @@ package org.onap.appc.lockmanager.impl.sql.pessimistic; class LockRecord { - private String resource; - private String owner; - private long updated; - private long timeout; + private String resource; + private String owner; + private long updated; + private long timeout; - LockRecord(String resource) { - this.resource = resource; - } + LockRecord(String resource) { + this.resource = resource; + } - public String getResource() { - return resource; - } + public String getResource() { + return resource; + } - public String getOwner() { - return owner; - } + public String getOwner() { + return owner; + } - public void setOwner(String owner) { - this.owner = owner; - } + public void setOwner(String owner) { + this.owner = owner; + } - public long getUpdated() { - return updated; - } + public long getUpdated() { + return updated; + } - public void setUpdated(long updated) { - this.updated = updated; - } + public void setUpdated(long updated) { + this.updated = updated; + } - public long getTimeout() { - return timeout; - } + public long getTimeout() { + return timeout; + } - public void setTimeout(long timeout) { - this.timeout = timeout; - } + public void setTimeout(long timeout) { + this.timeout = timeout; + } } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/MySqlLockManager.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/MySqlLockManager.java index b76f15c8f..5268acf20 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/MySqlLockManager.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/MySqlLockManager.java @@ -33,56 +33,56 @@ import org.onap.appc.lockmanager.api.LockRuntimeException; public class MySqlLockManager extends SqlLockManager { - private static final int DEF_CRITICAL_SECTION_WAIT_TIMEOUT = 3; + private static final int DEF_CRITICAL_SECTION_WAIT_TIMEOUT = 3; - protected int criticalSectionWaitTimeoutSecs = DEF_CRITICAL_SECTION_WAIT_TIMEOUT; + protected int criticalSectionWaitTimeoutSecs = DEF_CRITICAL_SECTION_WAIT_TIMEOUT; - public void setCriticalSectionWaitTimeoutSecs(int criticalSectionWaitTimeoutSecs) { - this.criticalSectionWaitTimeoutSecs = criticalSectionWaitTimeoutSecs; - } + public void setCriticalSectionWaitTimeoutSecs(int criticalSectionWaitTimeoutSecs) { + this.criticalSectionWaitTimeoutSecs = criticalSectionWaitTimeoutSecs; + } - @Override - protected void enterCriticalSection(Connection connection, String resource) { - try { - CallableStatement statement = connection.prepareCall("SELECT COALESCE(GET_LOCK(?,?),0)"); - try { - statement.setString(1, resource); - statement.setInt(2, criticalSectionWaitTimeoutSecs); - boolean execRes = statement.execute(); - int result = 0; - if(execRes) { - ResultSet resultSet = statement.getResultSet(); - try { - if(resultSet.next()) { - result = resultSet.getInt(1); - } - } finally { - resultSet.close(); - } - } - if(result != 1) { // lock is not obtained - throw new LockRuntimeException("Cannot obtain critical section lock for resource [" + resource + "]."); - } - } finally { - statement.close(); - } - } catch(SQLException e) { + @Override + protected void enterCriticalSection(Connection connection, String resource) { + try { + CallableStatement statement = connection.prepareCall("SELECT COALESCE(GET_LOCK(?,?),0)"); + try { + statement.setString(1, resource); + statement.setInt(2, criticalSectionWaitTimeoutSecs); + boolean execRes = statement.execute(); + int result = 0; + if(execRes) { + ResultSet resultSet = statement.getResultSet(); + try { + if(resultSet.next()) { + result = resultSet.getInt(1); + } + } finally { + resultSet.close(); + } + } + if(result != 1) { // lock is not obtained + throw new LockRuntimeException("Cannot obtain critical section lock for resource [" + resource + "]."); + } + } finally { + statement.close(); + } + } catch(SQLException e) { throw new LockRuntimeException("Cannot obtain critical section lock for resource [" + resource + "].", e); - } - } + } + } - @Override - protected void leaveCriticalSection(Connection connection, String resource) { - try { - CallableStatement statement = connection.prepareCall("SELECT RELEASE_LOCK(?)"); - try { - statement.setString(1, resource); - statement.execute(); - } finally { - statement.close(); - } - } catch(SQLException e) { - throw new LockRuntimeException("Error releasing critical section lock.", e); - } - } + @Override + protected void leaveCriticalSection(Connection connection, String resource) { + try { + CallableStatement statement = connection.prepareCall("SELECT RELEASE_LOCK(?)"); + try { + statement.setString(1, resource); + statement.execute(); + } finally { + statement.close(); + } + } catch(SQLException e) { + throw new LockRuntimeException("Error releasing critical section lock.", e); + } + } } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/SqlLockManager.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/SqlLockManager.java index a1536d969..98c753616 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/SqlLockManager.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/SqlLockManager.java @@ -36,219 +36,240 @@ import org.onap.appc.lockmanager.impl.sql.Messages; abstract class SqlLockManager extends JdbcLockManager { - private static final String SQL_LOAD_LOCK_RECORD = "SELECT * FROM %s WHERE RESOURCE_ID=?"; - private static final String SQL_INSERT_LOCK_RECORD = "INSERT INTO %s (RESOURCE_ID, OWNER_ID, UPDATED, TIMEOUT) VALUES (?, ?, ?, ?)"; - private static final String SQL_UPDATE_LOCK_RECORD = "UPDATE %s SET OWNER_ID=?, UPDATED=?, TIMEOUT=? WHERE RESOURCE_ID=?"; - private static final String SQL_CURRENT_TIMESTAMP = "SELECT CURRENT_TIMESTAMP()"; - - private String sqlLoadLockRecord; - private String sqlInsertLockRecord; - private String sqlUpdateLockRecord; - - @Override - public boolean acquireLock(String resource, String owner) throws LockException { - return acquireLock(resource, owner, 0); - } - - @Override - public boolean acquireLock(String resource, String owner, long timeout) throws LockException { - if(owner == null) { - throw new LockRuntimeException(Messages.ERR_NULL_LOCK_OWNER.format(resource)); - } - boolean res = false; - Connection connection = openDbConnection(); - try { - enterCriticalSection(connection, resource); - try { - res = lockResource(connection, resource, owner, timeout); - } finally { - leaveCriticalSection(connection, resource); - } - } finally { - closeDbConnection(connection); - } - return res; - } - - @Override - public void releaseLock(String resource, String owner) throws LockException { - Connection connection = openDbConnection(); - try { - enterCriticalSection(connection, resource); - try { - unlockResource(connection, resource, owner); - } finally { - leaveCriticalSection(connection, resource); - } - } finally { - closeDbConnection(connection); - } - } - - @Override - public boolean isLocked(String resource) { - Connection connection=openDbConnection(); - try { - LockRecord lockRecord=loadLockRecord(connection,resource); - if(lockRecord==null){ - return false; - }else{ - if(lockRecord.getOwner()==null){ - return false; - }else if(isLockExpired(lockRecord, connection)){ - return false; - }else{ - return true; - } - } - } catch (SQLException e) { - throw new LockRuntimeException(Messages.EXP_CHECK_LOCK.format(resource)); - }finally { - closeDbConnection(connection); - } - } - - private boolean lockResource(Connection connection, String resource, String owner, long timeout) throws LockException { - try { - boolean res = false; - LockRecord lockRecord = loadLockRecord(connection, resource); - if(lockRecord != null) { - // lock record already exists - String currentOwner = lockRecord.getOwner(); - if(currentOwner != null) { - if(isLockExpired(lockRecord, connection)) { - currentOwner = null; - } else if(!owner.equals(currentOwner)) { - throw new LockException(Messages.ERR_LOCK_LOCKED_BY_OTHER.format(resource, owner, currentOwner)); - } - } - // set new owner on the resource lock record - updateLockRecord(connection, resource, owner, timeout); - if(currentOwner == null) { - // no one locked the resource before - res = true; - } - } else { - // resource record does not exist in lock table => create new record - addLockRecord(connection, resource, owner, timeout); - res = true; - } - return res; - } catch(SQLException e) { - throw new LockRuntimeException(Messages.EXP_LOCK.format(resource), e); - } - } - - private void unlockResource(Connection connection, String resource, String owner) throws LockException { - try { - LockRecord lockRecord = loadLockRecord(connection, resource); - if(lockRecord != null) { - // check if expired - if(isLockExpired(lockRecord, connection)) { - // lock is expired => no lock - lockRecord = null; - } - } - if((lockRecord == null) || (lockRecord.getOwner() == null)) { - // resource is not locked - throw new LockException(Messages.ERR_UNLOCK_NOT_LOCKED.format(resource)); - } - String currentOwner = lockRecord.getOwner(); - if(!owner.equals(currentOwner)) { - throw new LockException(Messages.ERR_UNLOCK_LOCKED_BY_OTHER.format(resource, owner, currentOwner)); - } - updateLockRecord(connection, resource, null, 0); - // TODO delete record from table on lock release? -// deleteLockRecord(connection, resource); - } catch(SQLException e) { - throw new LockRuntimeException(Messages.EXP_UNLOCK.format(resource), e); - } - } - - protected abstract void enterCriticalSection(Connection connection, String resource); - - protected abstract void leaveCriticalSection(Connection connection, String resource); - - protected LockRecord loadLockRecord(Connection connection, String resource) throws SQLException { - LockRecord res = null; - if(sqlLoadLockRecord == null) { - sqlLoadLockRecord = String.format(SQL_LOAD_LOCK_RECORD, tableName); - } - try(PreparedStatement statement = connection.prepareStatement(sqlLoadLockRecord)) { - statement.setString(1, resource); - try(ResultSet resultSet = statement.executeQuery()) { - if(resultSet.next()) { - res = new LockRecord(resource); - res.setOwner(resultSet.getString(2)); - res.setUpdated(resultSet.getLong(3)); - res.setTimeout(resultSet.getLong(4)); - } - } - } - return res; - } - - protected void addLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { - if(sqlInsertLockRecord == null) { - sqlInsertLockRecord = String.format(SQL_INSERT_LOCK_RECORD, tableName); - } - try(PreparedStatement statement = connection.prepareStatement(sqlInsertLockRecord)) { - statement.setString(1, resource); - statement.setString(2, owner); - statement.setLong(3, getCurrentTime(connection)); - statement.setLong(4, timeout); - statement.executeUpdate(); - } - } - - protected void updateLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { - if(sqlUpdateLockRecord == null) { - sqlUpdateLockRecord = String.format(SQL_UPDATE_LOCK_RECORD, tableName); - } - try(PreparedStatement statement = connection.prepareStatement(sqlUpdateLockRecord)) { - statement.setString(1, owner); - statement.setLong(2, getCurrentTime(connection)); - statement.setLong(3, timeout); - statement.setString(4, resource); - statement.executeUpdate(); - } - } - -// protected void deleteLockRecord(Connection connection, String resource) throws SQLException { -// if(sqlDeleteLockRecord == null) { -// sqlDeleteLockRecord = String.format(SQL_DELETE_LOCK_RECORD, tableName); -// } -// try(PreparedStatement statement = connection.prepareStatement(sqlDeleteLockRecord)) { -// statement.setString(1, resource); -// statement.executeUpdate(); -// } -// } - - private boolean isLockExpired(LockRecord lockRecord, Connection connection) throws SQLException { - long timeout = lockRecord.getTimeout(); - if(timeout == 0) { - return false; - } - long updated = lockRecord.getUpdated(); - long now = getCurrentTime(connection); - long expiration = updated + timeout; - return (now > expiration); - } - - private long getCurrentTime(Connection connection) throws SQLException { - long res = -1; - if(connection != null) { - try(PreparedStatement statement = connection.prepareStatement(SQL_CURRENT_TIMESTAMP)) { - try(ResultSet resultSet = statement.executeQuery()) { - if(resultSet.next()) { - res = resultSet.getTimestamp(1).getTime(); - } - } - } - } - if(res == -1) { - res = System.currentTimeMillis(); - } - return res; - } + private static final String SQL_LOAD_LOCK_RECORD = "SELECT * FROM %s WHERE RESOURCE_ID=?"; + private static final String SQL_INSERT_LOCK_RECORD = "INSERT INTO %s (RESOURCE_ID, OWNER_ID, UPDATED, TIMEOUT) VALUES (?, ?, ?, ?)"; + private static final String SQL_UPDATE_LOCK_RECORD = "UPDATE %s SET OWNER_ID=?, UPDATED=?, TIMEOUT=? WHERE RESOURCE_ID=?"; + private static final String SQL_CURRENT_TIMESTAMP = "SELECT CURRENT_TIMESTAMP()"; + + private String sqlLoadLockRecord; + private String sqlInsertLockRecord; + private String sqlUpdateLockRecord; + + @Override + public boolean acquireLock(String resource, String owner) throws LockException { + return acquireLock(resource, owner, 0); + } + + @Override + public boolean acquireLock(String resource, String owner, long timeout) throws LockException { + if(owner == null) { + throw new LockRuntimeException(Messages.ERR_NULL_LOCK_OWNER.format(resource)); + } + boolean res = false; + Connection connection = openDbConnection(); + try { + enterCriticalSection(connection, resource); + try { + res = lockResource(connection, resource, owner, timeout); + } finally { + leaveCriticalSection(connection, resource); + } + } finally { + closeDbConnection(connection); + } + return res; + } + + @Override + public void releaseLock(String resource, String owner) throws LockException { + Connection connection = openDbConnection(); + try { + enterCriticalSection(connection, resource); + try { + unlockResource(connection, resource, owner); + } finally { + leaveCriticalSection(connection, resource); + } + } finally { + closeDbConnection(connection); + } + } + + @Override + public boolean isLocked(String resource) { + Connection connection=openDbConnection(); + try { + LockRecord lockRecord=loadLockRecord(connection,resource); + if(lockRecord==null){ + return false; + }else{ + if(lockRecord.getOwner()==null){ + return false; + }else if(isLockExpired(lockRecord, connection)){ + return false; + }else{ + return true; + } + } + } catch (SQLException e) { + throw new LockRuntimeException(Messages.EXP_CHECK_LOCK.format(resource)); + }finally { + closeDbConnection(connection); + } + } + + @Override + public String getLockOwner(String resource) { + Connection connection=openDbConnection(); + try { + org.onap.appc.lockmanager.impl.sql.pessimistic.LockRecord lockRecord=loadLockRecord(connection,resource); + if(lockRecord==null || lockRecord.getOwner() ==null ){ + return null; + }else{ + if(isLockExpired(lockRecord, connection)){ + return null; + }else{ + return lockRecord.getOwner(); + } + } + } catch (SQLException e) { + throw new LockRuntimeException(Messages.EXP_CHECK_LOCK.format(resource)); + }finally { + closeDbConnection(connection); + } + } + + private boolean lockResource(Connection connection, String resource, String owner, long timeout) throws LockException { + try { + boolean res = false; + LockRecord lockRecord = loadLockRecord(connection, resource); + if(lockRecord != null) { + // lock record already exists + String currentOwner = lockRecord.getOwner(); + if(currentOwner != null) { + if(isLockExpired(lockRecord, connection)) { + currentOwner = null; + } else if(!owner.equals(currentOwner)) { + throw new LockException(Messages.ERR_LOCK_LOCKED_BY_OTHER.format(resource, currentOwner)); + } + } + // set new owner on the resource lock record + updateLockRecord(connection, resource, owner, timeout); + if(currentOwner == null) { + // no one locked the resource before + res = true; + } + } else { + // resource record does not exist in lock table => create new record + addLockRecord(connection, resource, owner, timeout); + res = true; + } + return res; + } catch(SQLException e) { + throw new LockRuntimeException(Messages.EXP_LOCK.format(resource), e); + } + } + + private void unlockResource(Connection connection, String resource, String owner) throws LockException { + try { + LockRecord lockRecord = loadLockRecord(connection, resource); + if(lockRecord != null) { + // check if expired + if(isLockExpired(lockRecord, connection)) { + // lock is expired => no lock + lockRecord = null; + } + } + if((lockRecord == null) || (lockRecord.getOwner() == null)) { + // resource is not locked + throw new LockException(Messages.ERR_UNLOCK_NOT_LOCKED.format(resource)); + } + String currentOwner = lockRecord.getOwner(); + if(!owner.equals(currentOwner)) { + throw new LockException(Messages.ERR_UNLOCK_LOCKED_BY_OTHER.format(resource, owner, currentOwner)); + } + updateLockRecord(connection, resource, null, 0); + // TODO delete record from table on lock release? +// deleteLockRecord(connection, resource); + } catch(SQLException e) { + throw new LockRuntimeException(Messages.EXP_UNLOCK.format(resource), e); + } + } + + protected abstract void enterCriticalSection(Connection connection, String resource); + + protected abstract void leaveCriticalSection(Connection connection, String resource); + + protected LockRecord loadLockRecord(Connection connection, String resource) throws SQLException { + LockRecord res = null; + if(sqlLoadLockRecord == null) { + sqlLoadLockRecord = String.format(SQL_LOAD_LOCK_RECORD, tableName); + } + try(PreparedStatement statement = connection.prepareStatement(sqlLoadLockRecord)) { + statement.setString(1, resource); + try(ResultSet resultSet = statement.executeQuery()) { + if(resultSet.next()) { + res = new LockRecord(resource); + res.setOwner(resultSet.getString(2)); + res.setUpdated(resultSet.getLong(3)); + res.setTimeout(resultSet.getLong(4)); + } + } + } + return res; + } + + protected void addLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { + if(sqlInsertLockRecord == null) { + sqlInsertLockRecord = String.format(SQL_INSERT_LOCK_RECORD, tableName); + } + try(PreparedStatement statement = connection.prepareStatement(sqlInsertLockRecord)) { + statement.setString(1, resource); + statement.setString(2, owner); + statement.setLong(3, getCurrentTime(connection)); + statement.setLong(4, timeout); + statement.executeUpdate(); + } + } + + protected void updateLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { + if(sqlUpdateLockRecord == null) { + sqlUpdateLockRecord = String.format(SQL_UPDATE_LOCK_RECORD, tableName); + } + try(PreparedStatement statement = connection.prepareStatement(sqlUpdateLockRecord)) { + statement.setString(1, owner); + statement.setLong(2, getCurrentTime(connection)); + statement.setLong(3, timeout); + statement.setString(4, resource); + statement.executeUpdate(); + } + } + +// protected void deleteLockRecord(Connection connection, String resource) throws SQLException { +// if(sqlDeleteLockRecord == null) { +// sqlDeleteLockRecord = String.format(SQL_DELETE_LOCK_RECORD, tableName); +// } +// try(PreparedStatement statement = connection.prepareStatement(sqlDeleteLockRecord)) { +// statement.setString(1, resource); +// statement.executeUpdate(); +// } +// } + + private boolean isLockExpired(LockRecord lockRecord, Connection connection) throws SQLException { + long timeout = lockRecord.getTimeout(); + if(timeout == 0) { + return false; + } + long updated = lockRecord.getUpdated(); + long now = getCurrentTime(connection); + long expiration = updated + timeout; + return (now > expiration); + } + + private long getCurrentTime(Connection connection) throws SQLException { + long res = -1; + if(connection != null) { + try(PreparedStatement statement = connection.prepareStatement(SQL_CURRENT_TIMESTAMP)) { + try(ResultSet resultSet = statement.executeQuery()) { + if(resultSet.next()) { + res = resultSet.getTimestamp(1).getTime(); + } + } + } + } + if(res == -1) { + res = System.currentTimeMillis(); + } + return res; + } } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/api/LockManagerBaseTests.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/api/LockManagerBaseTests.java index 9f7e84c43..8a53372ce 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/api/LockManagerBaseTests.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/api/LockManagerBaseTests.java @@ -32,139 +32,139 @@ import org.onap.appc.lockmanager.api.LockManager; public abstract class LockManagerBaseTests { - protected enum Resource {Resource1, Resource2}; - protected enum Owner {A, B}; - - protected LockManager lockManager; - - @Before - public void beforeTest() { - lockManager = createLockManager(); - } - - protected abstract LockManager createLockManager(); - - @Test - public void testAcquireLock() throws LockException { - boolean lockRes = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); - try { - Assert.assertTrue(lockRes); - } finally { - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - } - } - - @Test - public void testAcquireLock_AlreadyLockedBySameOwner() throws LockException { - boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); - try { - Assert.assertTrue(lockRes1); - boolean lockRes2 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); - Assert.assertFalse(lockRes2); - } finally { - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - } - } - - @Test(expected = LockException.class) - public void testAcquireLock_AlreadyLockedByOtherOwner() throws LockException { - String owner2 = "B"; - boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); - try { - Assert.assertTrue(lockRes1); - boolean lockRes2 = lockManager.acquireLock(Resource.Resource1.name(), owner2); - Assert.assertFalse(lockRes2); - } finally { - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - } - } - - @Test - public void testAcquireLock_LockDifferentResources() throws LockException { - boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); - try { - Assert.assertTrue(lockRes1); - boolean lockRes2 = lockManager.acquireLock(Resource.Resource2.name(), Owner.B.name()); - try { - Assert.assertTrue(lockRes2); - } finally { - lockManager.releaseLock(Resource.Resource2.name(), Owner.B.name()); - } - } finally { - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - } - } - - @Test(expected = LockException.class) - public void testReleaseLock_NotLockedResource() throws LockException { - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - } - - @Test(expected = LockException.class) - public void testReleaseLock_LockedByOtherOwnerResource() throws LockException { - boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); - try { - Assert.assertTrue(lockRes1); - lockManager.releaseLock(Resource.Resource1.name(), Owner.B.name()); - } finally { - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - } - } - - @Test(expected = LockException.class) - public void testAcquireLock_LockExpired() throws LockException, InterruptedException { - boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50); - Assert.assertTrue(lockRes1); - Thread.sleep(1000); - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - } - - @Test - public void testAcquireLock_OtherLockExpired() throws LockException, InterruptedException { - boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50); - Assert.assertTrue(lockRes1); - Thread.sleep(1000); - boolean lockRes2 = lockManager.acquireLock(Resource.Resource1.name(), Owner.B.name()); - try { - Assert.assertTrue(lockRes2); - }finally { - lockManager.releaseLock(Resource.Resource1.name(), Owner.B.name()); - } - } - - @Test - public void testIsLocked_WhenLocked() throws LockException, InterruptedException { - boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50); - try { - Assert.assertTrue(lockManager.isLocked(Resource.Resource1.name())); - }finally { - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - } - } + protected enum Resource {Resource1, Resource2}; + protected enum Owner {A, B}; + + protected LockManager lockManager; + + @Before + public void beforeTest() { + lockManager = createLockManager(); + } + + protected abstract LockManager createLockManager(); + + @Test + public void testAcquireLock() throws LockException { + boolean lockRes = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); + try { + Assert.assertTrue(lockRes); + } finally { + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + } + } + + @Test + public void testAcquireLock_AlreadyLockedBySameOwner() throws LockException { + boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); + try { + Assert.assertTrue(lockRes1); + boolean lockRes2 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); + Assert.assertFalse(lockRes2); + } finally { + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + } + } + + @Test(expected = LockException.class) + public void testAcquireLock_AlreadyLockedByOtherOwner() throws LockException { + String owner2 = "B"; + boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); + try { + Assert.assertTrue(lockRes1); + boolean lockRes2 = lockManager.acquireLock(Resource.Resource1.name(), owner2); + Assert.assertFalse(lockRes2); + } finally { + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + } + } + + @Test + public void testAcquireLock_LockDifferentResources() throws LockException { + boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); + try { + Assert.assertTrue(lockRes1); + boolean lockRes2 = lockManager.acquireLock(Resource.Resource2.name(), Owner.B.name()); + try { + Assert.assertTrue(lockRes2); + } finally { + lockManager.releaseLock(Resource.Resource2.name(), Owner.B.name()); + } + } finally { + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + } + } + + @Test(expected = LockException.class) + public void testReleaseLock_NotLockedResource() throws LockException { + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + } + + @Test(expected = LockException.class) + public void testReleaseLock_LockedByOtherOwnerResource() throws LockException { + boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); + try { + Assert.assertTrue(lockRes1); + lockManager.releaseLock(Resource.Resource1.name(), Owner.B.name()); + } finally { + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + } + } + + @Test(expected = LockException.class) + public void testAcquireLock_LockExpired() throws LockException, InterruptedException { + boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50); + Assert.assertTrue(lockRes1); + Thread.sleep(1000); + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + } + + @Test + public void testAcquireLock_OtherLockExpired() throws LockException, InterruptedException { + boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50); + Assert.assertTrue(lockRes1); + Thread.sleep(1000); + boolean lockRes2 = lockManager.acquireLock(Resource.Resource1.name(), Owner.B.name()); + try { + Assert.assertTrue(lockRes2); + }finally { + lockManager.releaseLock(Resource.Resource1.name(), Owner.B.name()); + } + } + + @Test + public void testIsLocked_WhenLocked() throws LockException, InterruptedException { + boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50); + try { + Assert.assertTrue(lockManager.isLocked(Resource.Resource1.name())); + }finally { + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + } + } @Test(expected = LockException.class) - public void testIsLocked_LockExpired() throws LockException, InterruptedException { - boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50); - Assert.assertTrue(lockRes1); - Assert.assertTrue(lockManager.isLocked(Resource.Resource1.name())); - Thread.sleep(1000); - try { - Assert.assertFalse(lockManager.isLocked(Resource.Resource1.name())); - }finally { - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - } - } - - @Test - public void testIsLocked_LockReleased() throws LockException, InterruptedException { - boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50); - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - Assert.assertFalse(lockManager.isLocked(Resource.Resource1.name())); - } - - @Test - public void testIsLocked_NoLock() throws LockException, InterruptedException { - Assert.assertFalse(lockManager.isLocked(Resource.Resource1.name())); - } + public void testIsLocked_LockExpired() throws LockException, InterruptedException { + boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50); + Assert.assertTrue(lockRes1); + Assert.assertTrue(lockManager.isLocked(Resource.Resource1.name())); + Thread.sleep(1000); + try { + Assert.assertFalse(lockManager.isLocked(Resource.Resource1.name())); + }finally { + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + } + } + + @Test + public void testIsLocked_LockReleased() throws LockException, InterruptedException { + boolean lockRes1 = lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name(), 50); + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + Assert.assertFalse(lockManager.isLocked(Resource.Resource1.name())); + } + + @Test + public void testIsLocked_NoLock() throws LockException, InterruptedException { + Assert.assertFalse(lockManager.isLocked(Resource.Resource1.name())); + } } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/MySqlLockManagerBaseTests.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/MySqlLockManagerBaseTests.java index b8cd95b94..12b587bfa 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/MySqlLockManagerBaseTests.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/MySqlLockManagerBaseTests.java @@ -38,59 +38,59 @@ import java.sql.SQLException; public abstract class MySqlLockManagerBaseTests extends LockManagerBaseTests { - private static final boolean USE_REAL_DB = Boolean.getBoolean("lockmanager.tests.useRealDb"); - private static final String TABLE_LOCK_MANAGEMENT = "TEST_LOCK_MANAGEMENT"; - private static final String JDBC_URL = System.getProperty("lockmanager.tests.jdbcUrl", "jdbc:mysql://192.168.1.2/test"); - private static final String JDBC_USERNAME = System.getProperty("lockmanager.tests.jdbcUsername", "test"); - private static final String JDBC_PASSWORD = System.getProperty("lockmanager.tests.jdbcPassword", "123456"); + private static final boolean USE_REAL_DB = Boolean.getBoolean("lockmanager.tests.useRealDb"); + private static final String TABLE_LOCK_MANAGEMENT = "TEST_LOCK_MANAGEMENT"; + private static final String JDBC_URL = System.getProperty("lockmanager.tests.jdbcUrl", "jdbc:mysql://192.168.1.2/test"); + private static final String JDBC_USERNAME = System.getProperty("lockmanager.tests.jdbcUsername", "test"); + private static final String JDBC_PASSWORD = System.getProperty("lockmanager.tests.jdbcPassword", "123456"); - protected static final int CONCURRENT_TEST_WAIT_TIME = 10; // secs + protected static final int CONCURRENT_TEST_WAIT_TIME = 10; // secs - @Rule - public TestName testName = new TestName(); + @Rule + public TestName testName = new TestName(); - @Override - protected LockManager createLockManager() { - JdbcLockManager jdbcLockManager = createJdbcLockManager(USE_REAL_DB); - DefaultJdbcConnectionFactory connectionFactory = new MySqlConnectionFactory(); - connectionFactory.setJdbcURL(JDBC_URL); - connectionFactory.setJdbcUserName(JDBC_USERNAME); - connectionFactory.setJdbcPassword(JDBC_PASSWORD); - jdbcLockManager.setConnectionFactory(connectionFactory); - jdbcLockManager.setTableName(TABLE_LOCK_MANAGEMENT); - System.out.println("=> Running LockManager test [" + jdbcLockManager.getClass().getName() + "." + testName.getMethodName() + "]" + (USE_REAL_DB ? ". JDBC URL is [" + JDBC_URL + "]" : "")); - clearTestLocks(jdbcLockManager); - return jdbcLockManager; - } + @Override + protected LockManager createLockManager() { + JdbcLockManager jdbcLockManager = createJdbcLockManager(USE_REAL_DB); + DefaultJdbcConnectionFactory connectionFactory = new MySqlConnectionFactory(); + connectionFactory.setJdbcURL(JDBC_URL); + connectionFactory.setJdbcUserName(JDBC_USERNAME); + connectionFactory.setJdbcPassword(JDBC_PASSWORD); + jdbcLockManager.setConnectionFactory(connectionFactory); + jdbcLockManager.setTableName(TABLE_LOCK_MANAGEMENT); + System.out.println("=> Running LockManager test [" + jdbcLockManager.getClass().getName() + "." + testName.getMethodName() + "]" + (USE_REAL_DB ? ". JDBC URL is [" + JDBC_URL + "]" : "")); + clearTestLocks(jdbcLockManager); + return jdbcLockManager; + } - protected abstract JdbcLockManager createJdbcLockManager(boolean useRealDb); + protected abstract JdbcLockManager createJdbcLockManager(boolean useRealDb); - protected boolean setSynchronizer(Synchronizer synchronizer) { - if(!(lockManager instanceof SynchronizerReceiver)) { - System.err.println("Skipping concurrency test [" + testName.getMethodName() + "] for LockManager of type " + lockManager.getClass()); - return false; - } - ((SynchronizerReceiver)lockManager).setSynchronizer(synchronizer); - return true; - } + protected boolean setSynchronizer(Synchronizer synchronizer) { + if(!(lockManager instanceof SynchronizerReceiver)) { + System.err.println("Skipping concurrency test [" + testName.getMethodName() + "] for LockManager of type " + lockManager.getClass()); + return false; + } + ((SynchronizerReceiver)lockManager).setSynchronizer(synchronizer); + return true; + } - private static final String SQL_DELETE_LOCK_RECORD = String.format("DELETE FROM %s WHERE RESOURCE_ID=?", TABLE_LOCK_MANAGEMENT); - private void clearTestLocks(JdbcLockManager jdbcLockManager) { - Connection connection = jdbcLockManager.openDbConnection(); - if(connection == null) { - return; - } - try { - for(Resource resource: Resource.values()) { - try(PreparedStatement statement = connection.prepareStatement(SQL_DELETE_LOCK_RECORD)) { - statement.setString(1, resource.name()); - statement.executeUpdate(); - } - } - } catch(SQLException e) { - throw new RuntimeException("Cannot clear test resources in table", e); - } finally { - jdbcLockManager.closeDbConnection(connection); - } - } + private static final String SQL_DELETE_LOCK_RECORD = String.format("DELETE FROM %s WHERE RESOURCE_ID=?", TABLE_LOCK_MANAGEMENT); + private void clearTestLocks(JdbcLockManager jdbcLockManager) { + Connection connection = jdbcLockManager.openDbConnection(); + if(connection == null) { + return; + } + try { + for(Resource resource: Resource.values()) { + try(PreparedStatement statement = connection.prepareStatement(SQL_DELETE_LOCK_RECORD)) { + statement.setString(1, resource.name()); + statement.executeUpdate(); + } + } + } catch(SQLException e) { + throw new RuntimeException("Cannot clear test resources in table", e); + } finally { + jdbcLockManager.closeDbConnection(connection); + } + } } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/optimistic/MySqlLockManagerMock.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/optimistic/MySqlLockManagerMock.java index f9c072e6c..076e23343 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/optimistic/MySqlLockManagerMock.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/optimistic/MySqlLockManagerMock.java @@ -36,100 +36,100 @@ import org.onap.appc.lockmanager.impl.sql.optimistic.MySqlLockManager; class MySqlLockManagerMock extends MySqlLockManager implements SynchronizerReceiver { - private final ConcurrentMap<String, LockRecord> locks = new ConcurrentHashMap<>(); - private boolean useReal; - private Synchronizer synchronizer; + private final ConcurrentMap<String, LockRecord> locks = new ConcurrentHashMap<>(); + private boolean useReal; + private Synchronizer synchronizer; - MySqlLockManagerMock(boolean useReal) { - this.useReal = useReal; - } + MySqlLockManagerMock(boolean useReal) { + this.useReal = useReal; + } - @Override - public void setSynchronizer(Synchronizer synchronizer) { - this.synchronizer = synchronizer; - } + @Override + public void setSynchronizer(Synchronizer synchronizer) { + this.synchronizer = synchronizer; + } - @Override - protected Connection openDbConnection() { - if(useReal) { - return super.openDbConnection(); - } - return null; - } + @Override + protected Connection openDbConnection() { + if(useReal) { + return super.openDbConnection(); + } + return null; + } - @Override - protected void closeDbConnection(Connection connection) { - if(useReal) { - super.closeDbConnection(connection); - } - } + @Override + protected void closeDbConnection(Connection connection) { + if(useReal) { + super.closeDbConnection(connection); + } + } - @Override - protected LockRecord loadLockRecord(Connection connection, String resource) throws SQLException { - LockRecord res; - if(useReal) { - res = super.loadLockRecord(connection, resource); - } else { - res = locks.get(resource); - } - if(synchronizer != null) { - synchronizer.postLoadLockRecord(resource, (res == null) ? null : res.getOwner()); - } - return res; - } + @Override + protected LockRecord loadLockRecord(Connection connection, String resource) throws SQLException { + LockRecord res; + if(useReal) { + res = super.loadLockRecord(connection, resource); + } else { + res = locks.get(resource); + } + if(synchronizer != null) { + synchronizer.postLoadLockRecord(resource, (res == null) ? null : res.getOwner()); + } + return res; + } - @Override - protected void addLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { - if(synchronizer != null) { - synchronizer.preAddLockRecord(resource, owner); - } - try { - if(useReal) { - super.addLockRecord(connection, resource, owner, timeout); - return; - } - LockRecord lockRecord = new LockRecord(resource); - lockRecord.setOwner(owner); - lockRecord.setUpdated(System.currentTimeMillis()); - lockRecord.setTimeout(timeout); - lockRecord.setVer(1); - LockRecord prevLockRecord = locks.putIfAbsent(resource, lockRecord); - if(prevLockRecord != null) { - // simulate unique constraint violation - throw new SQLException("Duplicate PK exception", "23000", 1062); - } - } finally { - if(synchronizer != null) { - synchronizer.postAddLockRecord(resource, owner); - } - } - } + @Override + protected void addLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { + if(synchronizer != null) { + synchronizer.preAddLockRecord(resource, owner); + } + try { + if(useReal) { + super.addLockRecord(connection, resource, owner, timeout); + return; + } + LockRecord lockRecord = new LockRecord(resource); + lockRecord.setOwner(owner); + lockRecord.setUpdated(System.currentTimeMillis()); + lockRecord.setTimeout(timeout); + lockRecord.setVer(1); + LockRecord prevLockRecord = locks.putIfAbsent(resource, lockRecord); + if(prevLockRecord != null) { + // simulate unique constraint violation + throw new SQLException("Duplicate PK exception", "23000", 1062); + } + } finally { + if(synchronizer != null) { + synchronizer.postAddLockRecord(resource, owner); + } + } + } - @Override - protected boolean updateLockRecord(Connection connection, String resource, String owner, long timeout, long ver) throws SQLException { - if(synchronizer != null) { - synchronizer.preUpdateLockRecord(resource, owner); - } - try { - if(useReal) { - return super.updateLockRecord(connection, resource, owner, timeout, ver); - } - LockRecord lockRecord = loadLockRecord(connection, resource); - synchronized(lockRecord) { - // should be atomic operation - if(ver != lockRecord.getVer()) { - return false; - } - lockRecord.setOwner(owner); - lockRecord.setUpdated(System.currentTimeMillis()); - lockRecord.setTimeout(timeout); - lockRecord.setVer(ver + 1); - } - return true; - } finally { - if(synchronizer != null) { - synchronizer.postUpdateLockRecord(resource, owner); - } - } - } + @Override + protected boolean updateLockRecord(Connection connection, String resource, String owner, long timeout, long ver) throws SQLException { + if(synchronizer != null) { + synchronizer.preUpdateLockRecord(resource, owner); + } + try { + if(useReal) { + return super.updateLockRecord(connection, resource, owner, timeout, ver); + } + LockRecord lockRecord = loadLockRecord(connection, resource); + synchronized(lockRecord) { + // should be atomic operation + if(ver != lockRecord.getVer()) { + return false; + } + lockRecord.setOwner(owner); + lockRecord.setUpdated(System.currentTimeMillis()); + lockRecord.setTimeout(timeout); + lockRecord.setVer(ver + 1); + } + return true; + } finally { + if(synchronizer != null) { + synchronizer.postUpdateLockRecord(resource, owner); + } + } + } } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/optimistic/TestMySqlLockManager.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/optimistic/TestMySqlLockManager.java index d652c7523..1ab1e4ef9 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/optimistic/TestMySqlLockManager.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/optimistic/TestMySqlLockManager.java @@ -35,196 +35,196 @@ import java.util.concurrent.*; public class TestMySqlLockManager extends MySqlLockManagerBaseTests { - @Override - protected JdbcLockManager createJdbcLockManager(boolean useReal) { - return new MySqlLockManagerMock(useReal); - } - - @Test - public void testConcurrentLockDifferentOwners() throws LockException, InterruptedException, ExecutionException, TimeoutException { - - final int participantsNo = 2; - Synchronizer synchronizer = new Synchronizer(participantsNo) { - - private boolean wait = true; - - @Override - public void preAddLockRecord(String resource, String owner) { - if(Owner.A.name().equals(owner)) { - synchronized(this) { - if(wait) { - waitOn(this); - } - } - } - } - - @Override - public void postAddLockRecord(String resource, String owner) { - if(!Owner.A.name().equals(owner)) { - synchronized(this) { - notifyAll(); - wait = false; - } - } - } - - @Override - public void preUpdateLockRecord(String resource, String owner) { - preAddLockRecord(resource, owner); - } - - @Override - public void postUpdateLockRecord(String resource, String owner) { - postAddLockRecord(resource, owner); - } - }; - if(!setSynchronizer(synchronizer)) { - return; - } - ExecutorService executor = Executors.newFixedThreadPool(participantsNo); - // acquireLock by owner A should fail as it will wait for acquireLock by owner B - Future<Boolean> future1 = executor.submit(new Callable<Boolean>() { - @Override - public Boolean call() throws Exception { - try { - lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); - return false; - } catch(LockException e) { - // this call should fail as Synchronizer delays its lock to make sure the second call locks the resource first - Assert.assertEquals("Cannot lock resource [" + Resource.Resource1.name() + "] for [" + Owner.A.name() + "]: already locked by [" + Owner.B.name() + "]", e.getMessage()); - return true; - } - } - }); - try { - // acquireLock by owner B should success - Future<Boolean> future2 = executor.submit(new Callable<Boolean>() { - @Override - public Boolean call() throws Exception { - // this call should success as Synchronizer delays the above lock to make sure this call success to lock the resource - return lockManager.acquireLock(Resource.Resource1.name(), Owner.B.name()); - } - }); - try { - Assert.assertTrue(future2.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS)); - Assert.assertTrue(future1.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS)); - } finally { - future2.cancel(true); - } - } finally { - future1.cancel(true); - } - } - - @Test - public void testConcurrentLockSameOwner() throws LockException, InterruptedException, ExecutionException, TimeoutException { - final int participantsNo = 2; - Synchronizer synchronizer = new Synchronizer(participantsNo) { - - private boolean wait = true; - - @Override - public void preAddLockRecord(String resource, String owner) { - synchronized(this) { - if(wait) { - wait = false; - waitOn(this); - } - } - } - - @Override - public void postAddLockRecord(String resource, String owner) { - synchronized(this) { - notifyAll(); - } - } - }; - if(!setSynchronizer(synchronizer)) { - return; - } - ExecutorService executor = Executors.newFixedThreadPool(participantsNo); - // one acquireLock should return true and the other should return false - Callable<Boolean> callable = new Callable<Boolean>() { - @Override - public Boolean call() throws Exception { - return lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); - } - }; - Future<Boolean> future1 = executor.submit(callable); - try { - Future<Boolean> future2 = executor.submit(callable); - try { - boolean future1Res = future1.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS); - boolean future2Res = future2.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS); - // one of the lock requests should return true, the other one false as lock is requested simultaneously from 2 threads by same owner - Assert.assertNotEquals(future1Res, future2Res); - } finally { - future2.cancel(true); - } - } finally { - future1.cancel(true); - } - } - - @Test - public void testConcurrentUnlockSameOwner() throws LockException, InterruptedException, ExecutionException, TimeoutException { - lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); - final int participantsNo = 2; - Synchronizer synchronizer = new Synchronizer(participantsNo) { - - private boolean wait = true; - - @Override - public void preUpdateLockRecord(String resource, String owner) { - synchronized(this) { - // make sure second call updates the LockRecord first - if(wait) { - wait = false; - waitOn(this); - } - } - } - - @Override - public void postUpdateLockRecord(String resource, String owner) { - synchronized(this) { - notifyAll(); - } - } - }; - if(!setSynchronizer(synchronizer)) { - return; - } - ExecutorService executor = Executors.newFixedThreadPool(participantsNo); - Callable<Boolean> callable = new Callable<Boolean>() { - @Override - public Boolean call() throws Exception { - try { - lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - // one of the unlock calls should success - return true; - } catch(LockException e) { - // one of the unlock calls should throw the LockException as the resource should already be unlocked by other call - Assert.assertEquals("Error unlocking resource [" + Resource.Resource1.name() + "]: resource is not locked", e.getMessage()); - return false; - } - } - }; - Future<Boolean> future1 = executor.submit(callable); - try { - Future<Boolean> future2 = executor.submit(callable); - try { - boolean future1Res = future1.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS); - boolean future2Res = future2.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS); - // one of the unlock calls should return true, the other one false as unlock is requested simultaneously from 2 threads by same owner - Assert.assertNotEquals(future1Res, future2Res); - } finally { - future2.cancel(true); - } - } finally { - future1.cancel(true); - } - } + @Override + protected JdbcLockManager createJdbcLockManager(boolean useReal) { + return new MySqlLockManagerMock(useReal); + } + + @Test + public void testConcurrentLockDifferentOwners() throws LockException, InterruptedException, ExecutionException, TimeoutException { + + final int participantsNo = 2; + Synchronizer synchronizer = new Synchronizer(participantsNo) { + + private boolean wait = true; + + @Override + public void preAddLockRecord(String resource, String owner) { + if(Owner.A.name().equals(owner)) { + synchronized(this) { + if(wait) { + waitOn(this); + } + } + } + } + + @Override + public void postAddLockRecord(String resource, String owner) { + if(!Owner.A.name().equals(owner)) { + synchronized(this) { + notifyAll(); + wait = false; + } + } + } + + @Override + public void preUpdateLockRecord(String resource, String owner) { + preAddLockRecord(resource, owner); + } + + @Override + public void postUpdateLockRecord(String resource, String owner) { + postAddLockRecord(resource, owner); + } + }; + if(!setSynchronizer(synchronizer)) { + return; + } + ExecutorService executor = Executors.newFixedThreadPool(participantsNo); + // acquireLock by owner A should fail as it will wait for acquireLock by owner B + Future<Boolean> future1 = executor.submit(new Callable<Boolean>() { + @Override + public Boolean call() throws Exception { + try { + lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); + return false; + } catch(LockException e) { + // this call should fail as Synchronizer delays its lock to make sure the second call locks the resource first + Assert.assertEquals("VNF : [" + Resource.Resource1.name() + "] is locked by request id : [" + Owner.B.name() + "]", e.getMessage()); + return true; + } + } + }); + try { + // acquireLock by owner B should success + Future<Boolean> future2 = executor.submit(new Callable<Boolean>() { + @Override + public Boolean call() throws Exception { + // this call should success as Synchronizer delays the above lock to make sure this call success to lock the resource + return lockManager.acquireLock(Resource.Resource1.name(), Owner.B.name()); + } + }); + try { + Assert.assertTrue(future2.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS)); + Assert.assertTrue(future1.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS)); + } finally { + future2.cancel(true); + } + } finally { + future1.cancel(true); + } + } + + @Test + public void testConcurrentLockSameOwner() throws LockException, InterruptedException, ExecutionException, TimeoutException { + final int participantsNo = 2; + Synchronizer synchronizer = new Synchronizer(participantsNo) { + + private boolean wait = true; + + @Override + public void preAddLockRecord(String resource, String owner) { + synchronized(this) { + if(wait) { + wait = false; + waitOn(this); + } + } + } + + @Override + public void postAddLockRecord(String resource, String owner) { + synchronized(this) { + notifyAll(); + } + } + }; + if(!setSynchronizer(synchronizer)) { + return; + } + ExecutorService executor = Executors.newFixedThreadPool(participantsNo); + // one acquireLock should return true and the other should return false + Callable<Boolean> callable = new Callable<Boolean>() { + @Override + public Boolean call() throws Exception { + return lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); + } + }; + Future<Boolean> future1 = executor.submit(callable); + try { + Future<Boolean> future2 = executor.submit(callable); + try { + boolean future1Res = future1.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS); + boolean future2Res = future2.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS); + // one of the lock requests should return true, the other one false as lock is requested simultaneously from 2 threads by same owner + Assert.assertNotEquals(future1Res, future2Res); + } finally { + future2.cancel(true); + } + } finally { + future1.cancel(true); + } + } + + @Test + public void testConcurrentUnlockSameOwner() throws LockException, InterruptedException, ExecutionException, TimeoutException { + lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); + final int participantsNo = 2; + Synchronizer synchronizer = new Synchronizer(participantsNo) { + + private boolean wait = true; + + @Override + public void preUpdateLockRecord(String resource, String owner) { + synchronized(this) { + // make sure second call updates the LockRecord first + if(wait) { + wait = false; + waitOn(this); + } + } + } + + @Override + public void postUpdateLockRecord(String resource, String owner) { + synchronized(this) { + notifyAll(); + } + } + }; + if(!setSynchronizer(synchronizer)) { + return; + } + ExecutorService executor = Executors.newFixedThreadPool(participantsNo); + Callable<Boolean> callable = new Callable<Boolean>() { + @Override + public Boolean call() throws Exception { + try { + lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); + // one of the unlock calls should success + return true; + } catch(LockException e) { + // one of the unlock calls should throw the LockException as the resource should already be unlocked by other call + Assert.assertEquals("Error unlocking resource [" + Resource.Resource1.name() + "]: resource is not locked", e.getMessage()); + return false; + } + } + }; + Future<Boolean> future1 = executor.submit(callable); + try { + Future<Boolean> future2 = executor.submit(callable); + try { + boolean future1Res = future1.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS); + boolean future2Res = future2.get(CONCURRENT_TEST_WAIT_TIME, TimeUnit.SECONDS); + // one of the unlock calls should return true, the other one false as unlock is requested simultaneously from 2 threads by same owner + Assert.assertNotEquals(future1Res, future2Res); + } finally { + future2.cancel(true); + } + } finally { + future1.cancel(true); + } + } } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/MySqlLockManagerMock.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/MySqlLockManagerMock.java index a4bbd3406..51b1c3111 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/MySqlLockManagerMock.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/MySqlLockManagerMock.java @@ -40,114 +40,114 @@ import org.onap.appc.lockmanager.impl.sql.pessimistic.MySqlLockManager; class MySqlLockManagerMock extends MySqlLockManager implements SynchronizerReceiver { - private final Map<String, LockRecord> locks = new HashMap<>(); - private final Lock lock = new ReentrantLock(); - private boolean useReal; - private Synchronizer synchronizer; + private final Map<String, LockRecord> locks = new HashMap<>(); + private final Lock lock = new ReentrantLock(); + private boolean useReal; + private Synchronizer synchronizer; - MySqlLockManagerMock(boolean useReal) { - this.useReal = useReal; - } + MySqlLockManagerMock(boolean useReal) { + this.useReal = useReal; + } - @Override - public void setSynchronizer(Synchronizer synchronizer) { - this.synchronizer = synchronizer; - } + @Override + public void setSynchronizer(Synchronizer synchronizer) { + this.synchronizer = synchronizer; + } - @Override - protected Connection openDbConnection() { - if(useReal) { - return super.openDbConnection(); - } - return null; - } + @Override + protected Connection openDbConnection() { + if(useReal) { + return super.openDbConnection(); + } + return null; + } - @Override - protected void closeDbConnection(Connection connection) { - if(useReal) { - super.closeDbConnection(connection); - } - } + @Override + protected void closeDbConnection(Connection connection) { + if(useReal) { + super.closeDbConnection(connection); + } + } - @Override - protected LockRecord loadLockRecord(Connection connection, String resource) throws SQLException { - LockRecord res; - if(useReal) { - res = super.loadLockRecord(connection, resource); - } else { - res = locks.get(resource); - } - if(synchronizer != null) { - synchronizer.postLoadLockRecord(resource, (res == null) ? null : res.getOwner()); - } - return res; - } + @Override + protected LockRecord loadLockRecord(Connection connection, String resource) throws SQLException { + LockRecord res; + if(useReal) { + res = super.loadLockRecord(connection, resource); + } else { + res = locks.get(resource); + } + if(synchronizer != null) { + synchronizer.postLoadLockRecord(resource, (res == null) ? null : res.getOwner()); + } + return res; + } - @Override - protected void addLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { - if(synchronizer != null) { - synchronizer.preAddLockRecord(resource, owner); - } - try { - if(useReal) { - super.addLockRecord(connection, resource, owner, timeout); - return; - } - LockRecord lockRecord = new LockRecord(resource); - lockRecord.setOwner(owner); - lockRecord.setUpdated(System.currentTimeMillis()); - lockRecord.setTimeout(timeout); - locks.put(resource, lockRecord); - } finally { - if(synchronizer != null) { - synchronizer.postAddLockRecord(resource, owner); - } - } - } + @Override + protected void addLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { + if(synchronizer != null) { + synchronizer.preAddLockRecord(resource, owner); + } + try { + if(useReal) { + super.addLockRecord(connection, resource, owner, timeout); + return; + } + LockRecord lockRecord = new LockRecord(resource); + lockRecord.setOwner(owner); + lockRecord.setUpdated(System.currentTimeMillis()); + lockRecord.setTimeout(timeout); + locks.put(resource, lockRecord); + } finally { + if(synchronizer != null) { + synchronizer.postAddLockRecord(resource, owner); + } + } + } - @Override - protected void updateLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { - if(synchronizer != null) { - synchronizer.preUpdateLockRecord(resource, owner); - } - try { - if(useReal) { - super.updateLockRecord(connection, resource, owner, timeout); - return; - } - LockRecord lockRecord = loadLockRecord(connection, resource); - lockRecord.setOwner(owner); - lockRecord.setUpdated(System.currentTimeMillis()); - lockRecord.setTimeout(timeout); - locks.put(resource, lockRecord); - } finally { - if(synchronizer != null) { - synchronizer.postUpdateLockRecord(resource, owner); - } - } - } + @Override + protected void updateLockRecord(Connection connection, String resource, String owner, long timeout) throws SQLException { + if(synchronizer != null) { + synchronizer.preUpdateLockRecord(resource, owner); + } + try { + if(useReal) { + super.updateLockRecord(connection, resource, owner, timeout); + return; + } + LockRecord lockRecord = loadLockRecord(connection, resource); + lockRecord.setOwner(owner); + lockRecord.setUpdated(System.currentTimeMillis()); + lockRecord.setTimeout(timeout); + locks.put(resource, lockRecord); + } finally { + if(synchronizer != null) { + synchronizer.postUpdateLockRecord(resource, owner); + } + } + } - @Override - protected void enterCriticalSection(Connection connection, String resource) { - if(useReal) { - super.enterCriticalSection(connection, resource); - return; - } - try { - if(!lock.tryLock(criticalSectionWaitTimeoutSecs, TimeUnit.SECONDS)) { + @Override + protected void enterCriticalSection(Connection connection, String resource) { + if(useReal) { + super.enterCriticalSection(connection, resource); + return; + } + try { + if(!lock.tryLock(criticalSectionWaitTimeoutSecs, TimeUnit.SECONDS)) { throw new LockRuntimeException("Cannot obtain critical section lock for resource [" + resource + "]."); - } - } catch(InterruptedException e) { - throw new LockRuntimeException("Cannot obtain critical section lock.", e); - } - } + } + } catch(InterruptedException e) { + throw new LockRuntimeException("Cannot obtain critical section lock.", e); + } + } - @Override - protected void leaveCriticalSection(Connection connection, String resource) { - if(useReal) { - super.leaveCriticalSection(connection, resource); - return; - } - lock.unlock(); - } + @Override + protected void leaveCriticalSection(Connection connection, String resource) { + if(useReal) { + super.leaveCriticalSection(connection, resource); + return; + } + lock.unlock(); + } } diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/TestMySqlLockManager.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/TestMySqlLockManager.java index c54cfc81a..b13207d6d 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/TestMySqlLockManager.java +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/TestMySqlLockManager.java @@ -39,13 +39,13 @@ public class TestMySqlLockManager extends MySqlLockManagerBaseTests { private static int CRITICAL_SECTION_WAIT_TIMEOUT = 1; // in secs - @Override - protected JdbcLockManager createJdbcLockManager(boolean useReal) { - return new MySqlLockManagerMock(useReal); - } + @Override + protected JdbcLockManager createJdbcLockManager(boolean useReal) { + return new MySqlLockManagerMock(useReal); + } - @Test - public void testConcurrentLock() throws LockException, InterruptedException, ExecutionException, TimeoutException { + @Test + public void testConcurrentLock() throws LockException, InterruptedException, ExecutionException, TimeoutException { try { callConcurrentTest(new Callable<Boolean>() { @Override @@ -61,10 +61,10 @@ public class TestMySqlLockManager extends MySqlLockManagerBaseTests { }); } finally { lockManager.releaseLock(Resource.Resource1.name(), Owner.A.name()); - } - } + } + } - @Test + @Test public void testConcurrentUnlock() throws LockException, InterruptedException, ExecutionException, TimeoutException { lockManager.acquireLock(Resource.Resource1.name(), Owner.A.name()); callConcurrentTest(new Callable<Boolean>() { diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/pom.xml b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/pom.xml index 7c6ae9970..b9d259b6a 100644 --- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/pom.xml +++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/pom.xml @@ -1,5 +1,30 @@ <?xml version="1.0" encoding="UTF-8"?> -<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"> +<!-- + ============LICENSE_START======================================================= + ONAP : APPC + ================================================================================ + Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + ================================================================================ + Copyright (C) 2017 Amdocs + ============================================================================= + 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. + + ECOMP is a trademark and service mark of AT&T Intellectual Property. + ============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> <artifactId>appc-dispatcher-common</artifactId> @@ -7,11 +32,13 @@ <version>1.3.0-SNAPSHOT</version> </parent> <artifactId>lock-manager-lib</artifactId> + <name>APPC Lock Manager Lib</name> <packaging>pom</packaging> + <modules> <module>lock-manager-api</module> <module>lock-manager-impl</module> <module>lock-manager-features</module> </modules> -</project>
\ No newline at end of file +</project> |