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https://issues.apache.org/jira/browse/NIFI-4392?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16195880#comment-16195880
]
ASF GitHub Bot commented on NIFI-4392:
--------------------------------------
Github user bbende commented on a diff in the pull request:
https://github.com/apache/nifi/pull/2171#discussion_r143339228
--- Diff:
nifi-nar-bundles/nifi-metrics-reporting-bundle/nifi-metrics-reporting-task/src/main/java/org/apache/nifi/metrics/reporting/reporter/service/GraphiteMetricReporterService.java
---
@@ -0,0 +1,180 @@
+/*
+ * 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.nifi.metrics.reporting.reporter.service;
+
+import com.codahale.metrics.MetricRegistry;
+import com.codahale.metrics.ScheduledReporter;
+import com.codahale.metrics.graphite.Graphite;
+import com.codahale.metrics.graphite.GraphiteReporter;
+import com.codahale.metrics.graphite.GraphiteSender;
+import org.apache.nifi.annotation.documentation.CapabilityDescription;
+import org.apache.nifi.annotation.documentation.Tags;
+import org.apache.nifi.annotation.lifecycle.OnDisabled;
+import org.apache.nifi.annotation.lifecycle.OnEnabled;
+import org.apache.nifi.components.PropertyDescriptor;
+import org.apache.nifi.controller.AbstractControllerService;
+import org.apache.nifi.controller.ConfigurationContext;
+import org.apache.nifi.metrics.reporting.task.MetricsReportingTask;
+import org.apache.nifi.processor.util.StandardValidators;
+
+import javax.net.SocketFactory;
+import java.io.IOException;
+import java.nio.charset.Charset;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * A controller service that provides metric reporters for graphite, can
be used by {@link MetricsReportingTask}.
+ *
+ * @author Omer Hadari
+ */
+@Tags({"metrics", "reporting", "graphite"})
+@CapabilityDescription("A controller service that provides metric
reporters for graphite. " +
+ "Used by MetricsReportingTask.")
+public class GraphiteMetricReporterService extends
AbstractControllerService implements MetricReporterService {
+
+ /**
+ * Points to the hostname of the graphite listener.
+ */
+ public static final PropertyDescriptor HOST = new
PropertyDescriptor.Builder()
+ .name("host")
+ .displayName("Host")
+ .description("The hostname of the carbon listener")
+ .required(true)
+ .addValidator(StandardValidators.URI_VALIDATOR)
+ .expressionLanguageSupported(true)
+ .build();
+
+ /**
+ * Points to the port on which the graphite server listens.
+ */
+ public static final PropertyDescriptor PORT = new
PropertyDescriptor.Builder()
+ .name("port")
+ .displayName("Port")
+ .description("The port on which carbon listens")
+ .required(true)
+ .addValidator(StandardValidators.PORT_VALIDATOR)
+ .expressionLanguageSupported(true)
+ .build();
+
+ /**
+ * Points to the charset name that the graphite server expects.
+ */
+ public static final PropertyDescriptor CHARSET = new
PropertyDescriptor.Builder()
+ .name("charset")
+ .displayName("Charset")
+ .description("The charset used by the graphite server")
+ .required(true)
+ .defaultValue("UTF-8")
+ .addValidator(StandardValidators.CHARACTER_SET_VALIDATOR)
+ .expressionLanguageSupported(true)
+ .build();
+
+ /**
+ * Prefix for all metric names sent by reporters - for separation of
NiFi stats in graphite.
+ */
+ protected static final PropertyDescriptor METRIC_NAME_PREFIX = new
PropertyDescriptor.Builder()
+ .name("metric name prefix")
+ .displayName("Metric Name Prefix")
+ .description("A prefix that will be used for all metric names
sent by reporters provided by this service.")
+ .required(true)
+ .defaultValue("nifi")
+ .addValidator(StandardValidators.NON_BLANK_VALIDATOR)
+ .expressionLanguageSupported(true)
+ .build();
+
+ /**
+ * List of property descriptors used by the service.
+ */
+ private static final List<PropertyDescriptor> properties;
+
+ static {
+ final List<PropertyDescriptor> props = new ArrayList<>();
+ props.add(HOST);
+ props.add(PORT);
+ props.add(CHARSET);
+ properties = Collections.unmodifiableList(props);
--- End diff --
Need to add METRIC_NAME_PREFIX to this list
> Create graphite reporting task
> ------------------------------
>
> Key: NIFI-4392
> URL: https://issues.apache.org/jira/browse/NIFI-4392
> Project: Apache NiFi
> Issue Type: New Feature
> Components: Extensions
> Reporter: Omer Hadari
> Priority: Minor
> Labels: features
>
> Create a reporting task for graphite, similar to that of datadog and ambari.
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