| /* |
| * 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.accumulo.manager.metrics; |
| |
| import static java.util.Objects.requireNonNull; |
| |
| import org.apache.accumulo.core.conf.AccumuloConfiguration; |
| import org.apache.accumulo.core.conf.Property; |
| import org.apache.accumulo.manager.Manager; |
| import org.apache.accumulo.manager.metrics.fate.FateMetrics; |
| import org.apache.hadoop.metrics2.MetricsSystem; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Provide manager metrics configuration. Currently this is replication and FATE metrics. Metrics |
| * can be configured using hadoop metrics2 Fate metrics must be enabled via configuration file |
| * (default is disabled) |
| */ |
| public class ManagerMetricsFactory { |
| |
| private final static Logger log = LoggerFactory.getLogger(ManagerMetricsFactory.class); |
| |
| private final boolean enableFateMetrics; |
| private final long fateMinUpdateInterval; |
| |
| public ManagerMetricsFactory(AccumuloConfiguration conf) { |
| requireNonNull(conf, "AccumuloConfiguration must not be null"); |
| enableFateMetrics = conf.getBoolean(Property.MANAGER_FATE_METRICS_ENABLED); |
| fateMinUpdateInterval = conf.getTimeInMillis(Property.MANAGER_FATE_METRICS_MIN_UPDATE_INTERVAL); |
| } |
| |
| public int register(Manager manager) { |
| MetricsSystem metricsSystem = manager.getMetricsSystem(); |
| |
| int failureCount = 0; |
| |
| try { |
| new ReplicationMetrics(manager).register(metricsSystem); |
| log.info("Registered replication metrics module"); |
| } catch (Exception ex) { |
| failureCount++; |
| log.error("Failed to register replication metrics", ex); |
| } |
| |
| try { |
| if (enableFateMetrics) { |
| new FateMetrics(manager.getContext(), fateMinUpdateInterval).register(metricsSystem); |
| log.info("Registered FATE metrics module"); |
| } |
| } catch (Exception ex) { |
| failureCount++; |
| log.error("Failed to register fate metrics", ex); |
| } |
| return failureCount; |
| } |
| |
| } |