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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.syncope.core.logic.audit;
20  
21  import java.util.Optional;
22  import org.apache.logging.log4j.LogManager;
23  import org.apache.logging.log4j.core.Appender;
24  import org.apache.logging.log4j.core.LoggerContext;
25  import org.apache.syncope.ext.opensearch.client.OpenSearchIndexManager;
26  
27  public class OpenSearchAuditAppender extends DefaultAuditAppender {
28  
29      public OpenSearchAuditAppender(final String domain, final OpenSearchIndexManager openSearchIndexManager) {
30          super(domain);
31  
32          LoggerContext logCtx = (LoggerContext) LogManager.getContext(false);
33  
34          targetAppender = Optional.ofNullable(logCtx.getConfiguration().<Appender>getAppender(getTargetAppenderName())).
35                  orElseGet(() -> {
36                      OpenSearchAppender a = OpenSearchAppender.newBuilder().
37                              setName(getTargetAppenderName()).
38                              setIgnoreExceptions(false).
39                              setDomain(domain).
40                              setIndexManager(openSearchIndexManager).
41                              build();
42                      a.start();
43                      logCtx.getConfiguration().addAppender(a);
44                      return a;
45                  });
46      }
47  
48      @Override
49      public String getTargetAppenderName() {
50          return "audit_for_" + domain;
51      }
52  }