Added monitoring of storm/threshold engine via StatsD
See https://wiki.openstack.org/wiki/Monasca/Monitoring_Of_Monasca Change-Id: Ie995fa31791e61dc3d480f12c2dc99271c6e3e4a
This commit is contained in:
parent
7795d7cc3a
commit
3a00ef33ba
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@ -122,7 +122,11 @@
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<artifactId>mysql-connector-java</artifactId>
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<artifactId>mysql-connector-java</artifactId>
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<version>5.1.26</version>
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<version>5.1.26</version>
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</dependency>
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</dependency>
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<dependency>
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<groupId>com.timgroup</groupId>
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<artifactId>java-statsd-client</artifactId>
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<version>3.1.0</version>
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</dependency>
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<dependency>
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<dependency>
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<groupId>org.apache.kafka</groupId>
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<groupId>org.apache.kafka</groupId>
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<artifactId>kafka_2.9.2</artifactId>
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<artifactId>kafka_2.9.2</artifactId>
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@ -1,6 +1,14 @@
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metricSpoutThreads: 2
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metricSpoutThreads: 2
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metricSpoutTasks: 2
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metricSpoutTasks: 2
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statsdConfig:
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host: localhost
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port: 8125
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prefix: monasca.storm.
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dimensions: !!map
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service : monitoring
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component : storm
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metricSpoutConfig:
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metricSpoutConfig:
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maxWaitTime: 500
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maxWaitTime: 500
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@ -19,6 +19,7 @@ package monasca.thresh;
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import monasca.common.configuration.KafkaProducerConfiguration;
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import monasca.common.configuration.KafkaProducerConfiguration;
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import monasca.thresh.infrastructure.thresholding.DataSourceFactory;
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import monasca.thresh.infrastructure.thresholding.DataSourceFactory;
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import monasca.thresh.utils.StatsdConfig;
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import java.io.Serializable;
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import java.io.Serializable;
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import java.util.Set;
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import java.util.Set;
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@ -73,4 +74,8 @@ public class ThresholdingConfiguration implements Serializable {
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/** Database configuration. */
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/** Database configuration. */
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@Valid @NotNull public DataSourceFactory database = new DataSourceFactory();
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@Valid @NotNull public DataSourceFactory database = new DataSourceFactory();
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/** StatsD configuration. */
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@Valid @NotNull public StatsdConfig statsdConfig = new StatsdConfig();
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}
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}
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@ -1,5 +1,5 @@
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/*
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/*
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* Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
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* Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
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*
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* you may not use this file except in compliance with the License.
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@ -25,6 +25,7 @@ import monasca.thresh.infrastructure.thresholding.MetricAggregationBolt;
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import monasca.thresh.infrastructure.thresholding.MetricFilteringBolt;
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import monasca.thresh.infrastructure.thresholding.MetricFilteringBolt;
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import monasca.thresh.infrastructure.thresholding.MetricSpout;
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import monasca.thresh.infrastructure.thresholding.MetricSpout;
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import monasca.thresh.infrastructure.thresholding.deserializer.EventDeserializer;
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import monasca.thresh.infrastructure.thresholding.deserializer.EventDeserializer;
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import monasca.thresh.utils.StatsdMetricConsumer;
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import monasca.common.util.Injector;
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import monasca.common.util.Injector;
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@ -69,6 +70,30 @@ public class TopologyModule extends AbstractModule {
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stormConfig = new Config();
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stormConfig = new Config();
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stormConfig.setNumWorkers(config.numWorkerProcesses);
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stormConfig.setNumWorkers(config.numWorkerProcesses);
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stormConfig.setNumAckers(config.numAckerThreads);
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stormConfig.setNumAckers(config.numAckerThreads);
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/* Configure the StatsdMetricConsumer */
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java.util.Map<Object, Object> statsdConfig = new java.util.HashMap<>();
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/*
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* Catch the case where the config file was not updated
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* in /etc/monasca/thresh-config.yml
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* note that you get default values if these are absent
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*/
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if (config.statsdConfig.getHost() != null)
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statsdConfig.put(StatsdMetricConsumer.STATSD_HOST,
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config.statsdConfig.getHost());
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if (config.statsdConfig.getPort() != null)
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statsdConfig.put(StatsdMetricConsumer.STATSD_PORT,
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config.statsdConfig.getPort());
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if (config.statsdConfig.getPrefix() != null)
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statsdConfig.put(StatsdMetricConsumer.STATSD_PREFIX,
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config.statsdConfig.getPrefix());
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if (config.statsdConfig.getDimensions() != null)
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statsdConfig.put(StatsdMetricConsumer.STATSD_DIMENSIONS,
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config.statsdConfig.getDimensions());
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stormConfig.registerMetricsConsumer(StatsdMetricConsumer.class,
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statsdConfig, 2);
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}
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}
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return stormConfig;
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return stormConfig;
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@ -113,7 +138,7 @@ public class TopologyModule extends AbstractModule {
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.allGrouping("event-bolt", EventProcessingBolt.ALARM_DEFINITION_EVENT_STREAM_ID)
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.allGrouping("event-bolt", EventProcessingBolt.ALARM_DEFINITION_EVENT_STREAM_ID)
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.setNumTasks(config.filteringBoltTasks);
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.setNumTasks(config.filteringBoltTasks);
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// Filtering /Event -> Alarm Creation
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// Filtering /Event -> Alarm Creation
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builder
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builder
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.setBolt("alarm-creation-bolt", new AlarmCreationBolt(config.database),
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.setBolt("alarm-creation-bolt", new AlarmCreationBolt(config.database),
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config.alarmCreationBoltThreads)
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config.alarmCreationBoltThreads)
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@ -125,7 +150,7 @@ public class TopologyModule extends AbstractModule {
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.allGrouping("event-bolt", EventProcessingBolt.ALARM_DEFINITION_EVENT_STREAM_ID)
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.allGrouping("event-bolt", EventProcessingBolt.ALARM_DEFINITION_EVENT_STREAM_ID)
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.setNumTasks(config.alarmCreationBoltTasks);
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.setNumTasks(config.alarmCreationBoltTasks);
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// Filtering / Event / Alarm Creation -> Aggregation
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// Filtering / Event / Alarm Creation -> Aggregation
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builder
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builder
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.setBolt("aggregation-bolt",
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.setBolt("aggregation-bolt",
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new MetricAggregationBolt(config), config.aggregationBoltThreads)
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new MetricAggregationBolt(config), config.aggregationBoltThreads)
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@ -0,0 +1,70 @@
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/*
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* Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package monasca.thresh.utils;
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import java.io.Serializable;
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import java.util.Map;
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/*
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* Intended to deserialize the statsdConfig element in the
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* /etc/monasca/thresh-config.yml
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*/
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public class StatsdConfig implements Serializable {
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private static final long serialVersionUID = 3634080153227179376L;
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private String host;
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private Integer port;
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private String prefix;
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private Map<String, String> dimensions;
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public Map<String, String> getDimensions() {
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return dimensions;
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}
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public void setDimensions(Map<String, String> dimensions) {
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this.dimensions = dimensions;
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}
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public String getHost() {
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return host;
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}
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public void setHost(String host) {
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this.host = host;
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}
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public Integer getPort() {
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return port;
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}
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public void setPort(Integer port) {
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this.port = port;
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}
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public String getPrefix() {
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return prefix;
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}
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public void setPrefix(String prefix) {
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this.prefix = prefix;
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}
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}
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@ -0,0 +1,326 @@
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/*
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* Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package monasca.thresh.utils;
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import java.io.IOException;
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import java.io.StringWriter;
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import java.nio.charset.Charset;
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import java.util.Collection;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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import monasca.common.streaming.storm.Logging;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import backtype.storm.Config;
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import backtype.storm.metric.api.IMetricsConsumer;
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import backtype.storm.task.IErrorReporter;
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import backtype.storm.task.TopologyContext;
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import com.fasterxml.jackson.core.JsonGenerationException;
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import com.fasterxml.jackson.core.JsonParseException;
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import com.fasterxml.jackson.core.JsonParser;
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import com.fasterxml.jackson.databind.JsonMappingException;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.timgroup.statsd.NonBlockingUdpSender;
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import com.timgroup.statsd.StatsDClientErrorHandler;
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public class StatsdMetricConsumer implements IMetricsConsumer {
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public static final String STATSD_HOST = "metrics.statsd.host";
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public static final String STATSD_PORT = "metrics.statsd.port";
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public static final String STATSD_PREFIX = "metrics.statsd.prefix";
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public static final String STATSD_DIMENSIONS = "metrics.statsd.dimensions";
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String topologyName;
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String statsdHost = "localhost";
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int statsdPort = 8125;
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String statsdPrefix = "monasca.storm.";
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String monascaStatsdDimPrefix = "|#";
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String defaultDimensions = new StringBuilder().append(monascaStatsdDimPrefix)
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.append("{\"service\":\"monitoring\",\"component\":\"storm\"}")
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.toString();
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String statsdDimensions = defaultDimensions;
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/*
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* https://github.com/stackforge/monasca-agent#statsd
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*
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* Example metric produced from this code from Monasca statsd
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* filtering-bolt.sendqueue.read_pos:69
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* |c|#{"hostname":"localhost","service":"monitoring","component":"storm"}
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*
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* This is the Monasca specific string that adds the dimension element to
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* StatsD
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* |#{"hostname":"localhost","service":"monitoring","component":"storm"}
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*
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* To debug this code:
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* vi /usr/local/lib/python2.7/dist-packages/monasca_agent/statsd/udp.py
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* start():186 log.info('%s' % str(message))
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* sudo service monasca-agent restart
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* tail -f /var/log/monasca/agent/statsd.log
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* /vagrant/tests/smoke.py
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*
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* Note: You only know that "|#" is a delimeter by looking at the Monasca
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* Python Agent code since the Monasca StatsD server is a derivative of what
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* the general purpose StatsD implements and it is executed in the Monasca
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* Agent which was forked from DataDog. It extends UDP data by postfixing a
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* json struct describing the dimensions.
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*/
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transient NonBlockingUdpSender udpclient;
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private transient StatsDClientErrorHandler handler;
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private transient Logger logger;
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@Override
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public void prepare(Map stormConf, Object registrationArgument,
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TopologyContext context, IErrorReporter errorReporter) {
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logger = LoggerFactory.getLogger(Logging.categoryFor(getClass(), context));
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parseConfig(stormConf);
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if (registrationArgument instanceof Map) {
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parseConfig((Map<?, ?>) registrationArgument);
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}
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initClient();
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logger.info(
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"statsdPrefix ({}), topologyName ({}), clean(topologyName) ({})",
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new Object[] { statsdPrefix, topologyName, clean(topologyName) });
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}
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private void initClient() {
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try {
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handler = statsdErrorHandler;
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udpclient = new NonBlockingUdpSender(statsdHost, statsdPort,
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Charset.defaultCharset(), handler);
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}
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catch (IOException e) {
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/* NonBlockingUdpSender only throws an IOException */
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logger.error("{}", e);
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}
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catch (Exception e) {
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/* General purpose exception */
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logger.error("{}", e);
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}
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}
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StatsDClientErrorHandler statsdErrorHandler = new StatsDClientErrorHandler() {
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@Override
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public void handle(Exception e) {
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logger.error("Error with StatsD UDP client! {}", e);
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}
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};
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@SuppressWarnings("unchecked")
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void parseConfig(Map<?, ?> conf) {
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if (conf.containsKey(Config.TOPOLOGY_NAME)) {
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topologyName = (String) conf.get(Config.TOPOLOGY_NAME);
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}
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if (conf.containsKey(STATSD_HOST)) {
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statsdHost = (String) conf.get(STATSD_HOST);
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}
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if (conf.containsKey(STATSD_PORT)) {
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statsdPort = ((Number) conf.get(STATSD_PORT)).intValue();
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}
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if (conf.containsKey(STATSD_PREFIX)) {
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statsdPrefix = (String) conf.get(STATSD_PREFIX);
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if (!statsdPrefix.endsWith(".")) {
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statsdPrefix += ".";
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}
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}
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if (conf.containsKey(STATSD_DIMENSIONS)) {
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statsdDimensions = mapToJsonStr((Map<String, String>) conf
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.get(STATSD_DIMENSIONS));
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if (!isValidJSON(statsdDimensions)) {
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logger.error("Ignoring dimensions element invalid JSON ({})",
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new Object[] { statsdDimensions });
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// You get default dimensions
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statsdDimensions = monascaStatsdDimPrefix + defaultDimensions;
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}
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else {
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statsdDimensions = monascaStatsdDimPrefix + statsdDimensions;
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}
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}
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}
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private String mapToJsonStr(Map<String, String> inputMap) {
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String results = new String();
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ObjectMapper mapper = new ObjectMapper();
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StringWriter sw = new StringWriter();
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try {
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mapper.writeValue(sw, inputMap);
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results = sw.toString();
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}
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catch (JsonGenerationException e) {
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logger.error("{}", e);
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}
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catch (JsonMappingException e) {
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logger.error("{}", e);
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}
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catch (IOException e) {
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logger.error("{}", e);
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}
|
||||||
|
|
||||||
|
return results;
|
||||||
|
}
|
||||||
|
|
||||||
|
private boolean isValidJSON(final String json) {
|
||||||
|
boolean valid = false;
|
||||||
|
try {
|
||||||
|
final JsonParser parser = new ObjectMapper().getFactory().createParser(
|
||||||
|
json);
|
||||||
|
while (parser.nextToken() != null) {
|
||||||
|
}
|
||||||
|
valid = true;
|
||||||
|
}
|
||||||
|
catch (JsonParseException jpe) {
|
||||||
|
valid = false;
|
||||||
|
}
|
||||||
|
catch (IOException ioe) {
|
||||||
|
valid = false;
|
||||||
|
}
|
||||||
|
return valid;
|
||||||
|
}
|
||||||
|
|
||||||
|
String clean(String s) {
|
||||||
|
/* storm metrics look pretty bad so cleanup is needed */
|
||||||
|
return s.replace('.', '_').replace('/', '_').replace(':', '_')
|
||||||
|
.replaceAll("__", "");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void handleDataPoints(TaskInfo taskInfo,
|
||||||
|
Collection<DataPoint> dataPoints) {
|
||||||
|
for (Metric metric : dataPointsToMetrics(taskInfo, dataPoints)) {
|
||||||
|
report(metric.name, metric.value, metric.dimensions);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public static class Metric {
|
||||||
|
String name;
|
||||||
|
Double value;
|
||||||
|
String dimensions;
|
||||||
|
|
||||||
|
public Metric(String name, Double value, String dimensions) {
|
||||||
|
this.name = name;
|
||||||
|
this.value = value;
|
||||||
|
this.dimensions = dimensions;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public boolean equals(Object obj) {
|
||||||
|
if (this == obj)
|
||||||
|
return true;
|
||||||
|
if (obj == null)
|
||||||
|
return false;
|
||||||
|
if (getClass() != obj.getClass())
|
||||||
|
return false;
|
||||||
|
Metric other = (Metric) obj;
|
||||||
|
if (name == null) {
|
||||||
|
if (other.name != null)
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
else if (!name.equals(other.name))
|
||||||
|
return false;
|
||||||
|
if (value != other.value)
|
||||||
|
return false;
|
||||||
|
if (!dimensions.equals(other.dimensions))
|
||||||
|
return false;
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public String toString() {
|
||||||
|
return "Metric [name=" + name + ", value=" + value + ", dimensions="
|
||||||
|
+ dimensions + "]";
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private List<Metric> dataPointsToMetrics(TaskInfo taskInfo,
|
||||||
|
Collection<DataPoint> dataPoints) {
|
||||||
|
List<Metric> res = new LinkedList<>();
|
||||||
|
|
||||||
|
StringBuilder sb = new StringBuilder().append(
|
||||||
|
clean(taskInfo.srcComponentId)).append(".");
|
||||||
|
|
||||||
|
int hdrLength = sb.length();
|
||||||
|
|
||||||
|
for (DataPoint p : dataPoints) {
|
||||||
|
|
||||||
|
sb.delete(hdrLength, sb.length());
|
||||||
|
sb.append(clean(p.name));
|
||||||
|
|
||||||
|
logger.debug("Storm StatsD metric p.name ({}) p.value ({})",
|
||||||
|
new Object[] { p.name, p.value });
|
||||||
|
|
||||||
|
if (p.value instanceof Number) {
|
||||||
|
res.add(new Metric(sb.toString(), ((Number) p.value).doubleValue(),
|
||||||
|
statsdDimensions));
|
||||||
|
}
|
||||||
|
// There is a map of data points and it's not empty
|
||||||
|
else if (p.value instanceof Map && !(((Map<?, ?>) (p.value)).isEmpty())) {
|
||||||
|
int hdrAndNameLength = sb.length();
|
||||||
|
@SuppressWarnings("rawtypes")
|
||||||
|
Map map = (Map) p.value;
|
||||||
|
for (Object subName : map.keySet()) {
|
||||||
|
Object subValue = map.get(subName);
|
||||||
|
if (subValue instanceof Number) {
|
||||||
|
sb.delete(hdrAndNameLength, sb.length());
|
||||||
|
sb.append(".").append(clean(subName.toString()));
|
||||||
|
|
||||||
|
res.add(new Metric(sb.toString(),
|
||||||
|
((Number) subValue).doubleValue(), statsdDimensions));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return res;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Since the Java client doesn't support the Monasca metric type we need to
|
||||||
|
* build it with a raw UDP request
|
||||||
|
*/
|
||||||
|
public void report(String s, Double number, String dimensions) {
|
||||||
|
if (udpclient != null) {
|
||||||
|
StringBuilder statsdMessage = new StringBuilder().append(statsdPrefix)
|
||||||
|
.append(s).append(":").append(String.valueOf(number)).append("|c")
|
||||||
|
.append(statsdDimensions);
|
||||||
|
logger.debug("reporting: {}={}{}", s, number, dimensions);
|
||||||
|
udpclient.send(statsdMessage.toString());
|
||||||
|
}
|
||||||
|
else {
|
||||||
|
/* Try to setup the UDP client since it was null */
|
||||||
|
initClient();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void cleanup() {
|
||||||
|
udpclient.stop();
|
||||||
|
}
|
||||||
|
}
|
Loading…
Reference in New Issue