diff options
Diffstat (limited to 'eelf-logger/eelf-logger-logback-impl/src/main/java/org/onap/dcae/utils/eelf/logger/logback/listener/LogbackStartupListener.java')
-rw-r--r-- | eelf-logger/eelf-logger-logback-impl/src/main/java/org/onap/dcae/utils/eelf/logger/logback/listener/LogbackStartupListener.java | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/eelf-logger/eelf-logger-logback-impl/src/main/java/org/onap/dcae/utils/eelf/logger/logback/listener/LogbackStartupListener.java b/eelf-logger/eelf-logger-logback-impl/src/main/java/org/onap/dcae/utils/eelf/logger/logback/listener/LogbackStartupListener.java new file mode 100644 index 0000000..b02c471 --- /dev/null +++ b/eelf-logger/eelf-logger-logback-impl/src/main/java/org/onap/dcae/utils/eelf/logger/logback/listener/LogbackStartupListener.java @@ -0,0 +1,128 @@ +/* + * ================================================================================ + * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + * + */ + +package org.onap.dcae.utils.eelf.logger.logback.listener; + +import ch.qos.logback.classic.Level; +import ch.qos.logback.classic.Logger; +import ch.qos.logback.classic.LoggerContext; +import ch.qos.logback.classic.spi.LoggerContextListener; +import ch.qos.logback.core.Context; +import ch.qos.logback.core.spi.ContextAwareBase; +import ch.qos.logback.core.spi.LifeCycle; +import ch.qos.logback.core.status.InfoStatus; +import ch.qos.logback.core.status.WarnStatus; +import org.onap.dcae.utils.eelf.logger.api.info.AppLogInfo; +import org.onap.dcae.utils.eelf.logger.model.spec.AppLogSpecImpl; + + +import java.io.File; + +import static org.onap.dcae.utils.eelf.logger.logback.EELFLoggerDefaults.DEFAULT_APP_LOG_INFO; +import static org.onap.dcae.utils.eelf.logger.logback.utils.LogUtils.APP_LOG_SPEC_KEY; +import static org.onap.dcae.utils.eelf.logger.logback.utils.LogUtils.CUSTOM_MDC_MAP; + + +/** + * Logback Startup Listener is used to inject {@link AppLogInfo} + * + * @author Rajiv Singla + */ +public class LogbackStartupListener extends ContextAwareBase implements LoggerContextListener, LifeCycle { + + private static final String APP_LOG_INFO_KEY_IN_CONTEXT = "APP_LOG_INFO"; + private static final String CONTEXT_COMPONENT_NAME_PROPERTY_KEY = "componentName"; + private static final String CONTEXT_MODIFY_WINDOWS_LOG_PATH_PROPERTY_KEY = "modifyLogPathInWindows"; + private static final String CONTEXT_LOG_DIRECTORY_PROPERTY_KEY = "logDirectory"; + private static final String CONTEXT_DEBUG_LOG_DIRECTORY_PROPERTY_KEY = "debugLogDirectory"; + private static final String CONTEXT_APPEND_DIRECTORY_PROPERTY_KEY = "appendDirectory"; + + private boolean started = false; + + @Override + public boolean isResetResistant() { + return true; + } + + @Override + public void onStart(final LoggerContext context) { + + } + + @Override + public void onReset(final LoggerContext context) { + + } + + @Override + public void onStop(final LoggerContext context) { + + } + + @Override + public void onLevelChange(final Logger logger, final Level level) { + + } + + @Override + public void start() { + if (started) { + return; + } + + Context context = getContext(); + + CUSTOM_MDC_MAP.put(APP_LOG_SPEC_KEY, new AppLogSpecImpl(DEFAULT_APP_LOG_INFO)); + context.putObject(APP_LOG_INFO_KEY_IN_CONTEXT, DEFAULT_APP_LOG_INFO); + context.getStatusManager().add(new InfoStatus("Initialized APP LOG INFO", DEFAULT_APP_LOG_INFO)); + + // if Component name is not set derive from jar file name + if (context.getProperty(CONTEXT_COMPONENT_NAME_PROPERTY_KEY) == null) { + final String appName = + new File(getClass().getProtectionDomain().getCodeSource().getLocation().getPath()).getName(); + context.putProperty(CONTEXT_COMPONENT_NAME_PROPERTY_KEY, appName); + context.getStatusManager().add(new WarnStatus( + "No componentName Property found. Deriving it from jar name", appName)); + } + + // if modify windows log path is enabled - then append target before log directories + if (context.getProperty(CONTEXT_MODIFY_WINDOWS_LOG_PATH_PROPERTY_KEY).equalsIgnoreCase("true")) { + final String os = System.getProperty("os.name"); + if (os != null && os.startsWith("Windows")) { + final String logDirectory = context.getProperty(CONTEXT_LOG_DIRECTORY_PROPERTY_KEY); + final String debugLogDirectory = context.getProperty(CONTEXT_DEBUG_LOG_DIRECTORY_PROPERTY_KEY); + final String appendDir = context.getProperty(CONTEXT_APPEND_DIRECTORY_PROPERTY_KEY); + context.putProperty(CONTEXT_LOG_DIRECTORY_PROPERTY_KEY, appendDir + "/" + logDirectory); + context.putProperty(CONTEXT_DEBUG_LOG_DIRECTORY_PROPERTY_KEY, appendDir + "/" + debugLogDirectory); + } + } + + started = true; + } + + @Override + public void stop() { + + } + + @Override + public boolean isStarted() { + return started; + } +} |