diff options
Diffstat (limited to 'dblib')
14 files changed, 620 insertions, 174 deletions
diff --git a/dblib/provider/pom.xml b/dblib/provider/pom.xml index 1f9a5d475..11e0ff748 100755 --- a/dblib/provider/pom.xml +++ b/dblib/provider/pom.xml @@ -52,6 +52,17 @@ <artifactId>tomcat-jdbc</artifactId> <version>${tomcat-jdbc.version}</version> </dependency> + <dependency> + <groupId>com.google.guava</groupId> + <artifactId>guava</artifactId> + </dependency> + + <!-- Testing related dependencies --> + <dependency> + <groupId>org.mockito</groupId> + <artifactId>mockito-core</artifactId> + <scope>test</scope> + </dependency> </dependencies> <build> @@ -64,9 +75,7 @@ <configuration> <instructions> <Bundle-SymbolicName>org.onap.ccsdk.sli.core.dblib</Bundle-SymbolicName> - <Bundle-Activator>org.onap.ccsdk.sli.core.dblib.DBLIBResourceActivator</Bundle-Activator> <Export-Package>org.onap.ccsdk.sli.core.dblib;version=${project.version}</Export-Package> - <Import-Package>*</Import-Package> <Embed-Transitive>true</Embed-Transitive> </instructions> </configuration> diff --git a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/DBLIBResourceActivator.java b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/DBLIBResourceActivator.java deleted file mode 100644 index 8ae9a2665..000000000 --- a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/DBLIBResourceActivator.java +++ /dev/null @@ -1,130 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * onap - * ================================================================================ - * Copyright (C) 2016 - 2017 ONAP - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.onap.ccsdk.sli.core.dblib; - -import java.io.File; -import java.net.URL; -import java.util.Properties; - -import org.osgi.framework.BundleActivator; -import org.osgi.framework.BundleContext; -import org.osgi.framework.ServiceReference; -import org.osgi.framework.ServiceRegistration; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -public class DBLIBResourceActivator implements BundleActivator { - - private static final String SDNC_CONFIG_DIR = "SDNC_CONFIG_DIR"; - - private static final String DBLIB_PROP_PATH = "/dblib.properties"; - - private ServiceRegistration registration = null; - - private static final Logger LOG = LoggerFactory.getLogger(DBLIBResourceActivator.class); - - @Override - public void start(BundleContext ctx) throws Exception { - LOG.info("entering DBLIBResourceActivator.start"); - - DbLibService jdbcDataSource = null; - // Read properties - Properties props = new Properties(); - - File file = null; - URL propURL = null; - String propDir = System.getenv(SDNC_CONFIG_DIR); - if ((propDir == null) || (propDir.length() == 0)) { - propDir = "/opt/sdnc/data/properties"; - } - file = new File(propDir + DBLIB_PROP_PATH); - if(file.exists()) { - propURL = file.toURI().toURL(); - LOG.info("Using property file (1): " + file.toString()); - } else { - propURL = ctx.getBundle().getResource("dblib.properties"); - URL tmp = null; - if (propURL == null) { - file = new File(DBLIB_PROP_PATH); - tmp = this.getClass().getResource(DBLIB_PROP_PATH); -// if(!file.exists()) { - if(tmp == null) { - throw new DblibConfigurationException("Missing configuration properties resource(3) : " + DBLIB_PROP_PATH); - } else { - propURL = tmp; //file.toURI().toURL(); - LOG.info("Using property file (4): " + file.toString()); - } - } else { - LOG.info("Using property file (2): " + propURL.toString()); - } - } - - - try { - props.load(propURL.openStream()); - } catch (Exception e) { - throw new DblibConfigurationException("Could not load properties at URL " + propURL.toString(), e); - - } - - - - try { - jdbcDataSource = DBResourceManager.create(props); - } catch (Exception exc) { - throw new DblibConfigurationException("Could not get initialize database", exc); - } - - String regName = jdbcDataSource.getClass().getName(); - - LOG.info("Registering DBResourceManager service "+regName); - registration = ctx.registerService(new String[] { regName, DbLibService.class.getName(), "javax.sql.DataSource" }, jdbcDataSource, null); - } - - @Override - public void stop(BundleContext ctx) throws Exception { - LOG.info("entering DBLIBResourceActivator.stop"); - if (registration != null) - { - try { - ServiceReference sref = ctx.getServiceReference(DbLibService.class.getName()); - - if (sref == null) { - LOG.warn("Could not find service reference for DBLIB service (" + DbLibService.class.getName() + ")"); - } else { - DBResourceManager dblibSvc = (DBResourceManager) ctx.getService(sref); - if (dblibSvc == null) { - LOG.warn("Could not find service reference for DBLIB service (" + DbLibService.class.getName() + ")"); - } else { - dblibSvc.cleanUp(); - } - } - } catch(Throwable exc) { - LOG.warn("Cleanup", exc); - } - - registration.unregister(); - registration = null; - LOG.debug("Deregistering DBResourceManager service"); - } - } - -} diff --git a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/DBLIBResourceProvider.java b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/DBLIBResourceProvider.java new file mode 100644 index 000000000..201cc4019 --- /dev/null +++ b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/DBLIBResourceProvider.java @@ -0,0 +1,164 @@ +/*- + * ============LICENSE_START======================================================= + * onap + * ================================================================================ + * Copyright (C) 2016 - 2017 ONAP + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.onap.ccsdk.sli.core.dblib; + +import com.google.common.annotations.VisibleForTesting; + +import java.io.File; +import java.io.FileInputStream; +import java.io.FileNotFoundException; +import java.io.IOException; +import java.util.Optional; +import java.util.Properties; +import java.util.Vector; + +import org.onap.ccsdk.sli.core.dblib.propertiesfileresolver.DblibDefaultFileResolver; +import org.onap.ccsdk.sli.core.dblib.propertiesfileresolver.DblibEnvVarFileResolver; +import org.onap.ccsdk.sli.core.dblib.propertiesfileresolver.DblibJREFileResolver; +import org.onap.ccsdk.sli.core.dblib.propertiesfileresolver.DblibKarafRootFileResolver; +import org.onap.ccsdk.sli.core.dblib.propertiesfileresolver.DblibPropertiesFileResolver; +import org.osgi.framework.BundleContext; +import org.osgi.framework.FrameworkUtil; +import org.osgi.framework.ServiceReference; +import org.osgi.framework.ServiceRegistration; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Responsible for determining the properties file to use and instantiating the <code>DBResourceManager</code> + * Service. The priority for properties file resolution is as follows: + * + * <ol> + * <li>A directory identified by the system environment variable <code>SDNC_CONFIG_DIR</code></li> + * <li>The default directory <code>DEFAULT_DBLIB_PROP_DIR</code></li> + * <li>A directory identified by the JRE argument <code>dblib.properties</code></li> + * <li>A <code>dblib.properties</code> file located in the karaf root directory</li> + * </ol> + */ +public class DBLIBResourceProvider { + + private static final Logger LOG = LoggerFactory.getLogger(DBLIBResourceProvider.class); + + /** + * The name of the properties file for database configuration + */ + private static final String DBLIB_PROP_FILE_NAME = "dblib.properties"; + + /** + * A prioritized list of strategies for resolving dblib properties files. + */ + private Vector<DblibPropertiesFileResolver> dblibPropertiesFileResolvers = new Vector(); + + /** + * The configuration properties for the db connection. + */ + private Properties properties; + + /** + * Set up the prioritized list of strategies for resolving dblib properties files. + */ + public DBLIBResourceProvider() { + dblibPropertiesFileResolvers.add(new DblibEnvVarFileResolver( + "Using property file (1) from environment variable" + )); + dblibPropertiesFileResolvers.add(new DblibDefaultFileResolver( + "Using property file (1) from default directory" + )); + dblibPropertiesFileResolvers.add(new DblibJREFileResolver( + "Using property file (2) from JRE argument" + )); + dblibPropertiesFileResolvers.add(new DblibKarafRootFileResolver( + "Using property file (4) from karaf root", this)); + + // determines properties file as according to the priority described in the class header comment + final File propertiesFile = determinePropertiesFile(this); + if (propertiesFile != null) { + try { + final FileInputStream fileInputStream = new FileInputStream(propertiesFile); + properties = new Properties(); + properties.load(fileInputStream); + } catch (final IOException e) { + LOG.error("Failed to load properties for file: {}", propertiesFile.toString(), + new DblibConfigurationException("Failed to load properties for file: " + + propertiesFile.toString(), e)); + } + } + } + + /** + * Extract db config properties. + * + * @return the db config properties + */ + public Properties getProperties() { + return properties; + } + + /** + * Reports the method chosen for properties resolution to the <code>Logger</code>. + * + * @param message Some user friendly message + * @param fileOptional The file location of the chosen properties file + * @return the file location of the chosen properties file + */ + private static File reportSuccess(final String message, final Optional<File> fileOptional) { + final File file = fileOptional.get(); + LOG.info("{} {}", message, file.getPath()); + return file; + } + + /** + * Reports fatal errors. This is the case in which no properties file could be found. + * + * @param message An appropriate fatal error message + * @param dblibConfigurationException An exception describing what went wrong during resolution + */ + private static void reportFailure(final String message, + final DblibConfigurationException dblibConfigurationException) { + + LOG.error("{}", message, dblibConfigurationException); + } + + /** + * Determines the dblib properties file to use based on the following priority: + * <ol> + * <li>A directory identified by the system environment variable <code>SDNC_CONFIG_DIR</code></li> + * <li>The default directory <code>DEFAULT_DBLIB_PROP_DIR</code></li> + * <li>A directory identified by the JRE argument <code>dblib.properties</code></li> + * <li>A <code>dblib.properties</code> file located in the karaf root directory</li> + * </ol> + */ + @VisibleForTesting + File determinePropertiesFile(final DBLIBResourceProvider dblibResourceProvider) { + + for (final DblibPropertiesFileResolver dblibPropertiesFileResolver : dblibPropertiesFileResolvers) { + final Optional<File> fileOptional = dblibPropertiesFileResolver.resolveFile(DBLIB_PROP_FILE_NAME); + if (fileOptional.isPresent()) { + return reportSuccess(dblibPropertiesFileResolver.getSuccessfulResolutionMessage(), fileOptional); + } + } + + reportFailure("Missing configuration properties resource(3)", + new DblibConfigurationException("Missing configuration properties resource(3): " + + DBLIB_PROP_FILE_NAME)); + return null; + } +} diff --git a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/DBResourceManager.java b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/DBResourceManager.java index 78b970bf5..46c003a5a 100644 --- a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/DBResourceManager.java +++ b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/DBResourceManager.java @@ -105,67 +105,72 @@ public class DBResourceManager implements DataSource, DataAccessor, DBResourceOb protected final long expectedCompletionTime; protected final long unprocessedFailoverThreshold; - public DBResourceManager(Properties props){ - this.configProps = props; + public DBResourceManager(final DBLIBResourceProvider configuration) { + this(configuration.getProperties()); + } + + public DBResourceManager(final Properties properties) { + this.configProps = properties; // get retry interval value - retryInterval = getLongFromProperties(props, "org.onap.dblib.connection.retry", 10000L); + retryInterval = getLongFromProperties(properties, "org.onap.dblib.connection.retry", 10000L); // get recovery mode flag - recoveryMode = getBooleanFromProperties(props, "org.onap.dblib.connection.recovery", true); + recoveryMode = getBooleanFromProperties(properties, "org.onap.dblib.connection.recovery", true); if(!recoveryMode) { recoveryMode = false; LOGGER.info("Recovery Mode disabled"); } // get time out value for thread cleanup - terminationTimeOut = getLongFromProperties(props, "org.onap.dblib.termination.timeout", 300000L); + terminationTimeOut = getLongFromProperties(properties, "org.onap.dblib.termination.timeout", 300000L); // get properties for monitoring - monitorDbResponse = getBooleanFromProperties(props, "org.onap.dblib.connection.monitor", false); - monitoringInterval = getLongFromProperties(props, "org.onap.dblib.connection.monitor.interval", 1000L); - monitoringInitialDelay = getLongFromProperties(props, "org.onap.dblib.connection.monitor.startdelay", 5000L); - expectedCompletionTime = getLongFromProperties(props, "org.onap.dblib.connection.monitor.expectedcompletiontime", 5000L); - unprocessedFailoverThreshold = getLongFromProperties(props, "org.onap.dblib.connection.monitor.unprocessedfailoverthreshold", 3L); + monitorDbResponse = getBooleanFromProperties(properties, "org.onap.dblib.connection.monitor", false); + monitoringInterval = getLongFromProperties(properties, "org.onap.dblib.connection.monitor.interval", 1000L); + monitoringInitialDelay = getLongFromProperties(properties, "org.onap.dblib.connection.monitor.startdelay", 5000L); + expectedCompletionTime = getLongFromProperties(properties, "org.onap.dblib.connection.monitor.expectedcompletiontime", 5000L); + unprocessedFailoverThreshold = getLongFromProperties(properties, "org.onap.dblib.connection.monitor.unprocessedfailoverthreshold", 3L); // initialize performance monitor - PollingWorker.createInistance(props); + PollingWorker.createInistance(properties); // initialize recovery thread worker = new RecoveryMgr(); worker.setName("DBResourcemanagerWatchThread"); worker.setDaemon(true); worker.start(); + + try { + this.config(properties); + } catch (final Exception e) { + // TODO: config throws <code>Exception</code> which is poor practice. Eliminate this in a separate patch. + LOGGER.error("Fatal Exception encountered while configuring DBResourceManager", e); + } } - private void config(Properties ctx) throws Exception { + private void config(Properties configProps) throws Exception { - DbConfigPool dbConfig = DBConfigFactory.createConfig(this.configProps); + final DbConfigPool dbConfig = DBConfigFactory.createConfig(configProps); + final AbstractResourceManagerFactory factory = + AbstractDBResourceManagerFactory.getFactory(dbConfig.getType()); + LOGGER.info("Default DB config is : {}", dbConfig.getType()); + LOGGER.info("Using factory : {}", factory.getClass().getName()); - try { - AbstractResourceManagerFactory factory = AbstractDBResourceManagerFactory.getFactory(dbConfig.getType()); - if(LOGGER.isInfoEnabled()){ - LOGGER.info("Default DB config is : " + dbConfig.getType()); - LOGGER.info("Using factory : " + factory.getClass().getName()); - } - CachedDataSource[] cachedDS = factory.initDBResourceManager(dbConfig, this); - if(cachedDS == null || cachedDS.length == 0) { - LOGGER.error("Initialization of CachedDataSources failed. No instance was created."); - throw new Exception("Failed to initialize DB Library. No data source was created."); - } + final CachedDataSource[] cachedDS = factory.initDBResourceManager(dbConfig, this); + if (cachedDS == null || cachedDS.length == 0) { + LOGGER.error("Initialization of CachedDataSources failed. No instance was created."); + throw new Exception("Failed to initialize DB Library. No data source was created."); + } - for(int i=0; i<cachedDS.length; i++){ - if(cachedDS[i] != null && cachedDS[i].isInitialized()){ - setDataSource(cachedDS[i]); - cachedDS[i].setInterval(monitoringInterval); - cachedDS[i].setInitialDelay(monitoringInitialDelay); - cachedDS[i].setExpectedCompletionTime(expectedCompletionTime); - cachedDS[i].setUnprocessedFailoverThreshold(unprocessedFailoverThreshold); - cachedDS[i].addObserver(this); - } + for (final CachedDataSource ds : cachedDS) { + if(ds != null && ds.isInitialized()){ + setDataSource(ds); + ds.setInterval(monitoringInterval); + ds.setInitialDelay(monitoringInitialDelay); + ds.setExpectedCompletionTime(expectedCompletionTime); + ds.setUnprocessedFailoverThreshold(unprocessedFailoverThreshold); + ds.addObserver(this); } - - } catch(Exception exc){ - throw exc; } } @@ -664,12 +669,6 @@ public class DBResourceManager implements DataSource, DataAccessor, DBResourceOb } } - public static DBResourceManager create(Properties props) throws Exception { - DBResourceManager dbmanager = new DBResourceManager(props); - dbmanager.config(props); - return dbmanager; - } - public PrintWriter getLogWriter() throws SQLException { return ((CachedDataSource)this.dsQueue.peek()).getLogWriter(); } diff --git a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibDefaultFileResolver.java b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibDefaultFileResolver.java new file mode 100644 index 000000000..a7797d9f7 --- /dev/null +++ b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibDefaultFileResolver.java @@ -0,0 +1,63 @@ +/*- + * ============LICENSE_START======================================================= + * onap + * ================================================================================ + * Copyright (C) 2016 - 2017 ONAP + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.onap.ccsdk.sli.core.dblib.propertiesfileresolver; + +import java.io.File; +import java.nio.file.Path; +import java.nio.file.Paths; +import java.util.Optional; + +/** + * Resolves dblib properties files relative to the default file path. In Unix, this is represented by: + * <code>/opt/sdnc/data/properties</code> + */ +public class DblibDefaultFileResolver implements DblibPropertiesFileResolver { + + /** + * Default path to look for the configuration directory + */ + private static final Path DEFAULT_DBLIB_PROP_DIR = Paths.get("opt", "sdnc", "data", "properties"); + + private final String successMessage; + + public DblibDefaultFileResolver(final String successMessage) { + this.successMessage = successMessage; + } + + /** + * Parse a properties file location based on the default properties location + * + * @return an Optional File containing the location if it exists, or an empty Optional + */ + @Override + public Optional<File> resolveFile(final String dblibFileName) { + final File fileFromDefaultDblibDir = DEFAULT_DBLIB_PROP_DIR.resolve(dblibFileName).toFile(); + if (fileFromDefaultDblibDir.exists()) { + Optional.of(fileFromDefaultDblibDir); + } + return Optional.empty(); + } + + @Override + public String getSuccessfulResolutionMessage() { + return this.successMessage; + } +} diff --git a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibEnvVarFileResolver.java b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibEnvVarFileResolver.java new file mode 100644 index 000000000..17c42ec83 --- /dev/null +++ b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibEnvVarFileResolver.java @@ -0,0 +1,68 @@ +/*- + * ============LICENSE_START======================================================= + * onap + * ================================================================================ + * Copyright (C) 2016 - 2017 ONAP + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.onap.ccsdk.sli.core.dblib.propertiesfileresolver; + +import com.google.common.base.Strings; +import java.io.File; +import java.nio.file.Paths; +import java.util.Optional; + +/** + * Resolves dblib properties files relative to the directory identified by the <code>SDNC_CONFIG_DIR</code> + * environment variable. + */ +public class DblibEnvVarFileResolver implements DblibPropertiesFileResolver { + + /** + * Key for environment variable representing the configuration directory + */ + private static final String SDNC_CONFIG_DIR_PROP_KEY = "SDNC_CONFIG_DIR"; + + private final String successMessage; + + public DblibEnvVarFileResolver(final String successMessage) { + this.successMessage = successMessage; + } + + /** + * Parse a properties file location based on System environment variable + * + * @return an Optional File containing the location if it exists, or an empty Optional + */ + @Override + public Optional<File> resolveFile(final String dblibFileName) { + // attempt to resolve the property directory from the corresponding environment variable + final String propDirectoryFromEnvVariable = System.getenv(SDNC_CONFIG_DIR_PROP_KEY); + final File fileFromEnvVariable; + if (!Strings.isNullOrEmpty(propDirectoryFromEnvVariable)) { + fileFromEnvVariable = Paths.get(propDirectoryFromEnvVariable).resolve(dblibFileName).toFile(); + if(fileFromEnvVariable.exists()) { + return Optional.of(fileFromEnvVariable); + } + } + return Optional.empty(); + } + + @Override + public String getSuccessfulResolutionMessage() { + return this.successMessage; + } +} diff --git a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibJREFileResolver.java b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibJREFileResolver.java new file mode 100644 index 000000000..673ccbf03 --- /dev/null +++ b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibJREFileResolver.java @@ -0,0 +1,73 @@ +/*- + * ============LICENSE_START======================================================= + * onap + * ================================================================================ + * Copyright (C) 2016 - 2017 ONAP + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.onap.ccsdk.sli.core.dblib.propertiesfileresolver; + +import java.io.File; +import java.net.URISyntaxException; +import java.net.URL; +import java.nio.file.Path; +import java.nio.file.Paths; +import java.util.Optional; +import org.onap.ccsdk.sli.core.dblib.DBLIBResourceProvider; +import org.osgi.framework.FrameworkUtil; + +/** + * Resolves dblib properties files relative to the directory identified by the JRE property + * <code>dblib.properties</code>. + */ +public class DblibJREFileResolver implements DblibPropertiesFileResolver { + + /** + * Key for JRE argument representing the configuration directory + */ + private static final String DBLIB_JRE_PROPERTY_KEY = "dblib.properties"; + + private final String successMessage; + + public DblibJREFileResolver(final String successMessage) { + this.successMessage = successMessage; + } + + /** + * Parse a properties file location based on JRE argument + * + * @return an Optional File containing the location if it exists, or an empty Optional + */ + @Override + public Optional<File> resolveFile(final String dblibFileName) { + final URL jreArgumentUrl = FrameworkUtil.getBundle(DBLIBResourceProvider.class) + .getResource(DBLIB_JRE_PROPERTY_KEY); + try { + if (jreArgumentUrl == null) { + return Optional.empty(); + } + final Path dblibPath = Paths.get(jreArgumentUrl.toURI()); + return Optional.of(dblibPath.resolve(dblibFileName).toFile()); + } catch(final URISyntaxException e) { + return Optional.empty(); + } + } + + @Override + public String getSuccessfulResolutionMessage() { + return this.successMessage; + } +} diff --git a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibKarafRootFileResolver.java b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibKarafRootFileResolver.java new file mode 100644 index 000000000..d2b164e3b --- /dev/null +++ b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibKarafRootFileResolver.java @@ -0,0 +1,64 @@ +/*- + * ============LICENSE_START======================================================= + * onap + * ================================================================================ + * Copyright (C) 2016 - 2017 ONAP + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.onap.ccsdk.sli.core.dblib.propertiesfileresolver; + +import java.io.File; +import java.net.URL; +import java.util.Optional; +import org.onap.ccsdk.sli.core.dblib.DBLIBResourceProvider; + +/** + * Resolves dblib properties files relative to the karaf root directory. + */ +public class DblibKarafRootFileResolver implements DblibPropertiesFileResolver { + + final DBLIBResourceProvider dblibResourceProvider; + + private final String successMessage; + + public DblibKarafRootFileResolver(final String successMessage, final DBLIBResourceProvider dblibResourceProvider) { + this.successMessage = successMessage; + this.dblibResourceProvider = dblibResourceProvider; + } + + /** + * Parse a properties file location relative to the karaf root + * + * @return an Optional File containing the location if it exists, or an empty Optional + */ + @Override + public Optional<File> resolveFile(final String dblibFileName) { + final URL fromKarafRoot = dblibResourceProvider.getClass().getResource(dblibFileName); + if (fromKarafRoot != null) { + final File propertiesFile = new File(fromKarafRoot.getFile()); + if (propertiesFile.exists()) { + return Optional.of(propertiesFile); + } + return Optional.empty(); + } + return Optional.empty(); + } + + @Override + public String getSuccessfulResolutionMessage() { + return this.successMessage; + } +} diff --git a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibPropertiesFileResolver.java b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibPropertiesFileResolver.java new file mode 100644 index 000000000..97ab08acf --- /dev/null +++ b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibPropertiesFileResolver.java @@ -0,0 +1,45 @@ +/*- + * ============LICENSE_START======================================================= + * onap + * ================================================================================ + * Copyright (C) 2016 - 2017 ONAP + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.onap.ccsdk.sli.core.dblib.propertiesfileresolver; + +import java.io.File; +import java.util.Optional; + +/** + * Strategy for resolving dblib properties. + */ +public interface DblibPropertiesFileResolver { + + /** + * Resolve dblib properties file. + * + * @param dblibFileName the name of the file to look for at the specific location. + * @return An optional File or empty. + */ + Optional<File> resolveFile(final String dblibFileName); + + /** + * A success message, used only for logging now. + * + * @return a success message, used only for logging now. + */ + String getSuccessfulResolutionMessage(); +} diff --git a/dblib/provider/src/main/resources/org/opendaylight/blueprint/dblib-blueprint.xml b/dblib/provider/src/main/resources/org/opendaylight/blueprint/dblib-blueprint.xml new file mode 100644 index 000000000..ee3e0f033 --- /dev/null +++ b/dblib/provider/src/main/resources/org/opendaylight/blueprint/dblib-blueprint.xml @@ -0,0 +1,13 @@ +<?xml version="1.0" encoding="UTF-8"?> +<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0" + xmlns:odl="http://opendaylight.org/xmlns/blueprint/v1.0.0" + odl:use-default-for-reference-types="true"> + + <bean id="provider" class="org.onap.ccsdk.sli.core.dblib.DBLIBResourceProvider" /> + + <bean id="dbResourceManager" class="org.onap.ccsdk.sli.core.dblib.DBResourceManager"> + <argument ref="provider" /> + </bean> + <service ref="dbResourceManager" interface="org.onap.ccsdk.sli.core.dblib.DbLibService" /> + +</blueprint>
\ No newline at end of file diff --git a/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibDefaultFileResolverTest.java b/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibDefaultFileResolverTest.java new file mode 100644 index 000000000..41011e55b --- /dev/null +++ b/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibDefaultFileResolverTest.java @@ -0,0 +1,24 @@ +package org.onap.ccsdk.sli.core.dblib.propertiesfileresolver; + +import static org.junit.Assert.*; + +import java.io.File; +import java.util.Optional; +import org.junit.Test; + +public class DblibDefaultFileResolverTest { + + @Test + public void resolveFile() throws Exception { + final DblibPropertiesFileResolver resolver = new DblibDefaultFileResolver("success"); + final Optional<File> file = resolver.resolveFile("doesnotexist.cfg"); + assertFalse(file.isPresent()); + } + + @Test + public void getSuccessfulResolutionMessage() throws Exception { + final DblibPropertiesFileResolver resolver = new DblibDefaultFileResolver("success"); + assertEquals("success", resolver.getSuccessfulResolutionMessage()); + } + +}
\ No newline at end of file diff --git a/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibEnvVarFileResolverTest.java b/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibEnvVarFileResolverTest.java new file mode 100644 index 000000000..775898930 --- /dev/null +++ b/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibEnvVarFileResolverTest.java @@ -0,0 +1,23 @@ +package org.onap.ccsdk.sli.core.dblib.propertiesfileresolver; + +import static org.junit.Assert.*; + +import java.io.File; +import java.util.Optional; +import org.junit.Test; + +public class DblibEnvVarFileResolverTest { + @Test + public void resolveFile() throws Exception { + final DblibPropertiesFileResolver resolver = new DblibEnvVarFileResolver("success"); + final Optional<File> file = resolver.resolveFile("doesnotexist.cfg"); + assertFalse(file.isPresent()); + } + + @Test + public void getSuccessfulResolutionMessage() throws Exception { + final DblibPropertiesFileResolver resolver = new DblibEnvVarFileResolver("success"); + assertEquals("success", resolver.getSuccessfulResolutionMessage()); + } + +}
\ No newline at end of file diff --git a/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibJREFileResolverTest.java b/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibJREFileResolverTest.java new file mode 100644 index 000000000..117492d0b --- /dev/null +++ b/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibJREFileResolverTest.java @@ -0,0 +1,17 @@ +package org.onap.ccsdk.sli.core.dblib.propertiesfileresolver; + +import static org.junit.Assert.*; + +import java.io.File; +import java.util.Optional; +import org.junit.Test; + +public class DblibJREFileResolverTest { + + @Test + public void getSuccessfulResolutionMessage() throws Exception { + final DblibPropertiesFileResolver resolver = new DblibJREFileResolver("success"); + assertEquals("success", resolver.getSuccessfulResolutionMessage()); + } + +}
\ No newline at end of file diff --git a/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibKarafRootFileResolverTest.java b/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibKarafRootFileResolverTest.java new file mode 100644 index 000000000..0a032e8b7 --- /dev/null +++ b/dblib/provider/src/test/org/onap/ccsdk/sli/core/dblib/propertiesfileresolver/DblibKarafRootFileResolverTest.java @@ -0,0 +1,14 @@ +package org.onap.ccsdk.sli.core.dblib.propertiesfileresolver; + +import static org.junit.Assert.*; + +import org.junit.Test; + +public class DblibKarafRootFileResolverTest { + @Test + public void getSuccessfulResolutionMessage() throws Exception { + final DblibPropertiesFileResolver resolver = new DblibKarafRootFileResolver("success", null); + assertEquals("success", resolver.getSuccessfulResolutionMessage()); + } + +}
\ No newline at end of file |