| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| package org.apache.ranger.audit.provider; |
| |
| import java.util.Collection; |
| |
| import org.apache.ranger.audit.model.AuditEventBase; |
| import org.apache.ranger.audit.model.AuthzAuditEvent; |
| |
| public abstract class BufferedAuditProvider extends BaseAuditHandler { |
| private LogBuffer<AuditEventBase> mBuffer = null; |
| private LogDestination<AuditEventBase> mDestination = null; |
| |
| @Override |
| public boolean log(AuditEventBase event) { |
| if (event instanceof AuthzAuditEvent) { |
| AuthzAuditEvent authzEvent = (AuthzAuditEvent) event; |
| |
| if (authzEvent.getAgentHostname() == null) { |
| authzEvent.setAgentHostname(MiscUtil.getHostname()); |
| } |
| |
| if (authzEvent.getLogType() == null) { |
| authzEvent.setLogType("RangerAudit"); |
| } |
| |
| if (authzEvent.getEventId() == null) { |
| authzEvent.setEventId(MiscUtil.generateUniqueId()); |
| } |
| } |
| |
| if (!mBuffer.add(event)) { |
| logFailedEvent(event); |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public boolean log(Collection<AuditEventBase> events) { |
| boolean ret = true; |
| for (AuditEventBase event : events) { |
| ret = log(event); |
| if (!ret) { |
| break; |
| } |
| } |
| return ret; |
| } |
| |
| @Override |
| public boolean logJSON(String event) { |
| AuditEventBase eventObj = MiscUtil.fromJson(event, |
| AuthzAuditEvent.class); |
| return log(eventObj); |
| } |
| |
| @Override |
| public boolean logJSON(Collection<String> events) { |
| boolean ret = true; |
| for (String event : events) { |
| ret = logJSON(event); |
| if (!ret) { |
| break; |
| } |
| } |
| return ret; |
| } |
| |
| @Override |
| public void start() { |
| mBuffer.start(mDestination); |
| } |
| |
| @Override |
| public void stop() { |
| mBuffer.stop(); |
| } |
| |
| @Override |
| public void waitToComplete() { |
| } |
| |
| @Override |
| public void waitToComplete(long timeout) { |
| } |
| |
| @Override |
| public void flush() { |
| } |
| |
| protected LogBuffer<AuditEventBase> getBuffer() { |
| return mBuffer; |
| } |
| |
| protected LogDestination<AuditEventBase> getDestination() { |
| return mDestination; |
| } |
| |
| protected void setBufferAndDestination(LogBuffer<AuditEventBase> buffer, |
| LogDestination<AuditEventBase> destination) { |
| mBuffer = buffer; |
| mDestination = destination; |
| } |
| } |