/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2006-2009 Sun Microsystems, Inc.
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* Portions Copyright 2012-2014 ForgeRock AS.
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*/
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package org.opends.server.loggers;
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import static org.opends.messages.ConfigMessages.*;
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import static org.opends.messages.LoggerMessages.*;
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import static org.opends.server.util.ServerConstants.*;
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import static org.opends.server.util.StaticUtils.*;
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import java.io.File;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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import java.util.StringTokenizer;
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import org.forgerock.i18n.LocalizableMessage;
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import org.opends.messages.Severity;
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import org.opends.server.admin.server.ConfigurationChangeListener;
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import org.opends.server.admin.std.meta.ErrorLogPublisherCfgDefn;
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import org.opends.server.admin.std.server.FileBasedErrorLogPublisherCfg;
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import org.opends.server.api.ErrorLogPublisher;
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import org.opends.server.config.ConfigException;
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import org.opends.server.core.DirectoryServer;
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import org.opends.server.core.ServerContext;
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import org.opends.server.types.ConfigChangeResult;
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import org.opends.server.types.DN;
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import org.opends.server.types.DirectoryException;
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import org.opends.server.types.FilePermission;
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import org.opends.server.types.InitializationException;
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import org.opends.server.types.ResultCode;
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import org.opends.server.util.StaticUtils;
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import org.opends.server.util.TimeThread;
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/**
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* This class provides an implementation of an error log publisher.
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*/
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public class TextErrorLogPublisher
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extends ErrorLogPublisher<FileBasedErrorLogPublisherCfg>
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implements ConfigurationChangeListener<FileBasedErrorLogPublisherCfg>
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{
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private TextWriter writer;
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private FileBasedErrorLogPublisherCfg currentConfig;
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/**
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* Returns a new text error log publisher which will print all messages to the
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* provided writer. This publisher should be used by tools.
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*
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* @param writer
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* The text writer where the message will be written to.
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* @return A new text error log publisher which will print all messages to the
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* provided writer.
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*/
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public static TextErrorLogPublisher getToolStartupTextErrorPublisher(
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TextWriter writer)
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{
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TextErrorLogPublisher startupPublisher = new TextErrorLogPublisher();
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startupPublisher.writer = writer;
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startupPublisher.defaultSeverities.addAll(Arrays.asList(Severity.values()));
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return startupPublisher;
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}
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/**
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* Returns a new text error log publisher which will print only notices,
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* severe warnings and errors, and fatal errors messages to the provided
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* writer. This less verbose publisher should be used by the directory server
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* during startup.
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*
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* @param writer
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* The text writer where the message will be written to.
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* @return A new text error log publisher which will print only notices,
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* severe warnings and errors, and fatal errors messages to the
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* provided writer.
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*/
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public static TextErrorLogPublisher getServerStartupTextErrorPublisher(
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TextWriter writer)
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{
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TextErrorLogPublisher startupPublisher = new TextErrorLogPublisher();
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startupPublisher.writer = writer;
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startupPublisher.defaultSeverities.addAll(Arrays.asList(
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Severity.FATAL_ERROR, Severity.SEVERE_ERROR, Severity.SEVERE_WARNING,
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Severity.NOTICE));
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return startupPublisher;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void initializeLogPublisher(FileBasedErrorLogPublisherCfg config, ServerContext serverContext)
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throws ConfigException, InitializationException
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{
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File logFile = getFileForPath(config.getLogFile());
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FileNamingPolicy fnPolicy = new TimeStampNaming(logFile);
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try
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{
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FilePermission perm =
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FilePermission.decodeUNIXMode(config.getLogFilePermissions());
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LogPublisherErrorHandler errorHandler =
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new LogPublisherErrorHandler(config.dn());
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boolean writerAutoFlush =
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config.isAutoFlush() && !config.isAsynchronous();
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MultifileTextWriter writer =
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new MultifileTextWriter("Multifile Text Writer for " +
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config.dn().toNormalizedString(),
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config.getTimeInterval(),
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fnPolicy,
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perm,
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errorHandler,
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"UTF-8",
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writerAutoFlush,
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config.isAppend(),
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(int)config.getBufferSize());
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// Validate retention and rotation policies.
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for(DN dn : config.getRotationPolicyDNs())
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{
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writer.addRotationPolicy(DirectoryServer.getRotationPolicy(dn));
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}
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for(DN dn: config.getRetentionPolicyDNs())
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{
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writer.addRetentionPolicy(DirectoryServer.getRetentionPolicy(dn));
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}
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if(config.isAsynchronous())
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{
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this.writer = new AsynchronousTextWriter(
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"Asynchronous Text Writer for " +
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config.dn().toNormalizedString(),
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config.getQueueSize(), config.isAutoFlush(), writer);
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}
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else
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{
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this.writer = writer;
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}
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}
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catch(DirectoryException e)
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{
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throw new InitializationException(
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ERR_CONFIG_LOGGING_CANNOT_CREATE_WRITER.get(config.dn(), e), e);
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}
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catch(IOException e)
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{
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throw new InitializationException(
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ERR_CONFIG_LOGGING_CANNOT_OPEN_FILE.get(logFile, config.dn(), e), e);
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}
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Set<ErrorLogPublisherCfgDefn.DefaultSeverity> defSevs =
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config.getDefaultSeverity();
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if(defSevs.isEmpty())
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{
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defaultSeverities.add(Severity.FATAL_ERROR);
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defaultSeverities.add(Severity.SEVERE_ERROR);
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defaultSeverities.add(Severity.SEVERE_WARNING);
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} else
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{
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for(ErrorLogPublisherCfgDefn.DefaultSeverity defSev : defSevs)
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{
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if(defSev.toString().equalsIgnoreCase(LOG_SEVERITY_ALL))
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{
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defaultSeverities.add(Severity.FATAL_ERROR);
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defaultSeverities.add(Severity.INFORMATION);
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defaultSeverities.add(Severity.MILD_ERROR);
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defaultSeverities.add(Severity.MILD_WARNING);
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defaultSeverities.add(Severity.NOTICE);
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defaultSeverities.add(Severity.SEVERE_ERROR);
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defaultSeverities.add(Severity.SEVERE_WARNING);
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}
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else if (defSev.toString().equalsIgnoreCase(LOG_SEVERITY_NONE))
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{
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// don't add any severity
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}
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else
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{
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Severity errorSeverity =
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Severity.parseString(defSev.name());
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if(errorSeverity != null)
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{
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defaultSeverities.add(errorSeverity);
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}
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}
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}
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}
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for(String overrideSeverity : config.getOverrideSeverity())
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{
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if(overrideSeverity != null)
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{
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int equalPos = overrideSeverity.indexOf('=');
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if (equalPos < 0)
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{
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LocalizableMessage msg =
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WARN_ERROR_LOGGER_INVALID_OVERRIDE_SEVERITY.get(overrideSeverity);
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throw new ConfigException(msg);
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} else
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{
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String category = overrideSeverity.substring(0, equalPos);
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category = category.replace("-", "_").toUpperCase();
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try
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{
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Set<Severity> severities = new HashSet<Severity>();
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StringTokenizer sevTokenizer =
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new StringTokenizer(overrideSeverity.substring(equalPos+1), ",");
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while (sevTokenizer.hasMoreElements())
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{
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String severityName = sevTokenizer.nextToken();
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severityName = severityName.replace("-", "_").toUpperCase();
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if(severityName.equalsIgnoreCase(LOG_SEVERITY_ALL))
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{
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severities.add(Severity.FATAL_ERROR);
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severities.add(Severity.INFORMATION);
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severities.add(Severity.MILD_ERROR);
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severities.add(Severity.MILD_WARNING);
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severities.add(Severity.NOTICE);
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severities.add(Severity.SEVERE_ERROR);
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severities.add(Severity.SEVERE_WARNING);
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}
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else
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{
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try
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{
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Severity severity = Severity.parseString(severityName);
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severities.add(severity);
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}
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catch(Exception e)
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{
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LocalizableMessage msg =
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WARN_ERROR_LOGGER_INVALID_SEVERITY.get(severityName);
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throw new ConfigException(msg);
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}
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}
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}
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definedSeverities.put(category, severities);
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}
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catch(Exception e)
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{
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LocalizableMessage msg = WARN_ERROR_LOGGER_INVALID_CATEGORY.get(category);
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throw new ConfigException(msg);
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}
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}
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}
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}
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currentConfig = config;
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config.addFileBasedErrorChangeListener(this);
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}
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/**
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* {@inheritDoc}
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*/
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@Override()
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public boolean isConfigurationAcceptable(
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FileBasedErrorLogPublisherCfg config, List<LocalizableMessage> unacceptableReasons)
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{
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return isConfigurationChangeAcceptable(config, unacceptableReasons);
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public boolean isConfigurationChangeAcceptable(
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FileBasedErrorLogPublisherCfg config, List<LocalizableMessage> unacceptableReasons)
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{
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// Make sure the permission is valid.
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try
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{
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FilePermission filePerm =
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FilePermission.decodeUNIXMode(config.getLogFilePermissions());
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if(!filePerm.isOwnerWritable())
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{
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LocalizableMessage message = ERR_CONFIG_LOGGING_INSANE_MODE.get(
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config.getLogFilePermissions());
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unacceptableReasons.add(message);
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return false;
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}
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}
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catch(DirectoryException e)
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{
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LocalizableMessage message = ERR_CONFIG_LOGGING_MODE_INVALID.get(
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config.getLogFilePermissions(), String.valueOf(e));
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unacceptableReasons.add(message);
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return false;
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}
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for(String overrideSeverity : config.getOverrideSeverity())
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{
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if(overrideSeverity != null)
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{
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int equalPos = overrideSeverity.indexOf('=');
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if (equalPos < 0)
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{
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LocalizableMessage msg = WARN_ERROR_LOGGER_INVALID_OVERRIDE_SEVERITY.get(
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overrideSeverity);
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unacceptableReasons.add(msg);
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return false;
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} else
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{
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// No check on category because it can be any value
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StringTokenizer sevTokenizer =
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new StringTokenizer(overrideSeverity.substring(equalPos+1), ",");
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while (sevTokenizer.hasMoreElements())
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{
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String severityName = sevTokenizer.nextToken();
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severityName = severityName.replace("-", "_").toUpperCase();
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if(!severityName.equalsIgnoreCase(LOG_SEVERITY_ALL))
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{
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try
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{
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Severity.parseString(severityName);
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}
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catch(Exception e)
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{
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LocalizableMessage msg =
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WARN_ERROR_LOGGER_INVALID_SEVERITY.get(severityName);
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unacceptableReasons.add(msg);
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return false;
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}
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}
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}
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}
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}
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}
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return true;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public ConfigChangeResult applyConfigurationChange(
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FileBasedErrorLogPublisherCfg config)
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{
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// Default result code.
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ResultCode resultCode = ResultCode.SUCCESS;
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boolean adminActionRequired = false;
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List<LocalizableMessage> messages = new ArrayList<LocalizableMessage>();
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Set<ErrorLogPublisherCfgDefn.DefaultSeverity> defSevs =
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config.getDefaultSeverity();
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defaultSeverities.clear();
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if(defSevs.isEmpty())
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{
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defaultSeverities.add(Severity.FATAL_ERROR);
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defaultSeverities.add(Severity.SEVERE_ERROR);
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defaultSeverities.add(Severity.SEVERE_WARNING);
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} else
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{
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for(ErrorLogPublisherCfgDefn.DefaultSeverity defSev : defSevs)
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{
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if(defSev.toString().equalsIgnoreCase(LOG_SEVERITY_ALL))
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{
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defaultSeverities.add(Severity.FATAL_ERROR);
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defaultSeverities.add(Severity.INFORMATION);
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defaultSeverities.add(Severity.MILD_ERROR);
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defaultSeverities.add(Severity.MILD_WARNING);
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defaultSeverities.add(Severity.NOTICE);
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defaultSeverities.add(Severity.SEVERE_ERROR);
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defaultSeverities.add(Severity.SEVERE_WARNING);
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}
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else if (defSev.toString().equalsIgnoreCase(LOG_SEVERITY_NONE))
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{
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// don't add any severity
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}
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else
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{
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Severity errorSeverity = Severity.parseString(defSev.name());
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if(errorSeverity != null)
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{
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defaultSeverities.add(errorSeverity);
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}
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}
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}
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}
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definedSeverities.clear();
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for(String overrideSeverity : config.getOverrideSeverity())
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{
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if(overrideSeverity != null)
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{
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int equalPos = overrideSeverity.indexOf('=');
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if (equalPos < 0)
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{
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LocalizableMessage msg = WARN_ERROR_LOGGER_INVALID_OVERRIDE_SEVERITY.get(
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overrideSeverity);
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resultCode = DirectoryServer.getServerErrorResultCode();
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messages.add(msg);
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} else
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{
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String category = overrideSeverity.substring(0, equalPos);
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category = category.replace("-", "_").toUpperCase();
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try
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{
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Set<Severity> severities = new HashSet<Severity>();
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StringTokenizer sevTokenizer =
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new StringTokenizer(overrideSeverity.substring(equalPos+1), ",");
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while (sevTokenizer.hasMoreElements())
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{
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String severityName = sevTokenizer.nextToken();
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severityName = severityName.replace("-", "_").toUpperCase();
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if(severityName.equalsIgnoreCase(LOG_SEVERITY_ALL))
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{
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severities.add(Severity.FATAL_ERROR);
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severities.add(Severity.INFORMATION);
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severities.add(Severity.MILD_ERROR);
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severities.add(Severity.MILD_WARNING);
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severities.add(Severity.NOTICE);
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severities.add(Severity.SEVERE_ERROR);
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severities.add(Severity.SEVERE_WARNING);
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}
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else
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{
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try
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{
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Severity severity = Severity.parseString(severityName);
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severities.add(severity);
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}
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catch(Exception e)
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{
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LocalizableMessage msg =
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WARN_ERROR_LOGGER_INVALID_SEVERITY.get(severityName);
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throw new ConfigException(msg);
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}
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}
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}
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definedSeverities.put(category, severities);
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}
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catch(Exception e)
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{
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LocalizableMessage msg = WARN_ERROR_LOGGER_INVALID_CATEGORY.get(category);
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resultCode = DirectoryServer.getServerErrorResultCode();
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messages.add(msg);
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}
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}
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}
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}
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File logFile = getFileForPath(config.getLogFile());
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FileNamingPolicy fnPolicy = new TimeStampNaming(logFile);
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try
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{
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FilePermission perm =
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FilePermission.decodeUNIXMode(config.getLogFilePermissions());
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boolean writerAutoFlush =
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config.isAutoFlush() && !config.isAsynchronous();
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TextWriter currentWriter;
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// Determine the writer we are using. If we were writing asynchronously,
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// we need to modify the underlying writer.
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if(writer instanceof AsynchronousTextWriter)
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{
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currentWriter = ((AsynchronousTextWriter)writer).getWrappedWriter();
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}
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else
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{
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currentWriter = writer;
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}
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if(currentWriter instanceof MultifileTextWriter)
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{
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MultifileTextWriter mfWriter = (MultifileTextWriter)currentWriter;
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mfWriter.setNamingPolicy(fnPolicy);
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mfWriter.setFilePermissions(perm);
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mfWriter.setAppend(config.isAppend());
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mfWriter.setAutoFlush(writerAutoFlush);
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mfWriter.setBufferSize((int)config.getBufferSize());
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mfWriter.setInterval(config.getTimeInterval());
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mfWriter.removeAllRetentionPolicies();
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mfWriter.removeAllRotationPolicies();
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for(DN dn : config.getRotationPolicyDNs())
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{
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mfWriter.addRotationPolicy(DirectoryServer.getRotationPolicy(dn));
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}
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for(DN dn: config.getRetentionPolicyDNs())
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{
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mfWriter.addRetentionPolicy(DirectoryServer.getRetentionPolicy(dn));
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}
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if(writer instanceof AsynchronousTextWriter && !config.isAsynchronous())
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{
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// The asynchronous setting is being turned off.
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AsynchronousTextWriter asyncWriter = ((AsynchronousTextWriter)writer);
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writer = mfWriter;
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asyncWriter.shutdown(false);
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}
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if(!(writer instanceof AsynchronousTextWriter) &&
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config.isAsynchronous())
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{
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// The asynchronous setting is being turned on.
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writer = new AsynchronousTextWriter("Asynchronous Text Writer for " +
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config.dn().toNormalizedString(), config.getQueueSize(),
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config.isAutoFlush(),
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mfWriter);
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}
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if (currentConfig.isAsynchronous()
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&& config.isAsynchronous()
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&& currentConfig.getQueueSize() != config.getQueueSize())
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{
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adminActionRequired = true;
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}
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currentConfig = config;
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}
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}
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catch(Exception e)
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{
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resultCode = DirectoryServer.getServerErrorResultCode();
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messages.add(ERR_CONFIG_LOGGING_CANNOT_CREATE_WRITER.get(
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config.dn(), stackTraceToSingleLineString(e)));
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}
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return new ConfigChangeResult(resultCode, adminActionRequired, messages);
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}
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|
|
/**
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* {@inheritDoc}
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*/
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@Override
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public void close()
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{
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writer.shutdown();
|
|
if(currentConfig != null)
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{
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currentConfig.removeFileBasedErrorChangeListener(this);
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}
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}
|
|
/** {@inheritDoc} */
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@Override
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public void log(String category, Severity severity, LocalizableMessage message, Throwable exception)
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{
|
Set<Severity> severities = definedSeverities.get(category);
|
if(severities == null)
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{
|
severities = defaultSeverities;
|
}
|
|
if(severities.contains(severity))
|
{
|
StringBuilder sb = new StringBuilder();
|
sb.append("[");
|
sb.append(TimeThread.getLocalTime());
|
sb.append("] category=").append(category).
|
append(" severity=").append(severity).
|
append(" resource=").append(message.resourceName()).
|
append(" msgID=").append(message.ordinal()).
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append(" msg=").append(message);
|
if (exception != null)
|
{
|
sb.append(" exception=").append(
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StaticUtils.stackTraceToSingleLineString(exception));
|
}
|
|
writer.writeRecord(sb.toString());
|
}
|
}
|
|
/** {@inheritDoc} */
|
@Override
|
public boolean isEnabledFor(String category, Severity severity)
|
{
|
Set<Severity> severities = definedSeverities.get(category);
|
if (severities == null)
|
{
|
severities = defaultSeverities;
|
}
|
return severities.contains(severity);
|
}
|
|
/**
|
* {@inheritDoc}
|
*/
|
@Override
|
public DN getDN()
|
{
|
if(currentConfig != null)
|
{
|
return currentConfig.dn();
|
}
|
return null;
|
}
|
}
|
