[
https://issues.apache.org/jira/browse/NIFI-589?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14581093#comment-14581093
]
ASF GitHub Bot commented on NIFI-589:
-------------------------------------
Github user rdblue commented on a diff in the pull request:
https://github.com/apache/incubator-nifi/pull/51#discussion_r32166926
--- Diff:
nifi/nifi-nar-bundles/nifi-flume-bundle/nifi-flume-processors/src/main/java/org/apache/nifi/processors/flume/FlumeSinkProcessor.java
---
@@ -0,0 +1,146 @@
+/*
+ * 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.processors.flume;
+
+import com.google.common.base.Throwables;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableSet;
+import java.util.List;
+import java.util.Set;
+import org.apache.flume.Context;
+import org.apache.flume.EventDeliveryException;
+import org.apache.flume.Sink;
+import org.apache.flume.conf.Configurables;
+import org.apache.nifi.annotation.documentation.CapabilityDescription;
+import org.apache.nifi.annotation.documentation.Tags;
+import org.apache.nifi.annotation.lifecycle.OnScheduled;
+import org.apache.nifi.annotation.lifecycle.OnUnscheduled;
+
+import org.apache.nifi.components.PropertyDescriptor;
+import org.apache.nifi.components.Validator;
+import org.apache.nifi.processor.ProcessContext;
+import org.apache.nifi.processor.ProcessSession;
+import org.apache.nifi.processor.ProcessorInitializationContext;
+import org.apache.nifi.processor.Relationship;
+import org.apache.nifi.processor.SchedulingContext;
+import org.apache.nifi.processor.exception.ProcessException;
+import org.apache.nifi.processor.util.StandardValidators;
+
+/**
+ * This processor runs a Flume sink
+ */
+@Tags({"flume", "hadoop", "get", "sink"})
+@CapabilityDescription("Write FlowFile data to a Flume sink")
+public class FlumeSinkProcessor extends AbstractFlumeProcessor {
+
+ public static final PropertyDescriptor SINK_TYPE = new
PropertyDescriptor.Builder()
+ .name("Sink Type")
+ .description("The fully-qualified name of the Sink class")
+ .required(true)
+ .addValidator(createSinkValidator())
+ .build();
+ public static final PropertyDescriptor AGENT_NAME = new
PropertyDescriptor.Builder()
+ .name("Agent Name")
+ .description("The name of the agent used in the Flume sink
configuration")
+ .required(true)
+ .defaultValue("tier1")
+ .addValidator(StandardValidators.NON_EMPTY_VALIDATOR)
+ .build();
+ public static final PropertyDescriptor SOURCE_NAME = new
PropertyDescriptor.Builder()
+ .name("Sink Name")
+ .description("The name of the sink used in the Flume sink
configuration")
+ .required(true)
+ .defaultValue("sink-1")
+ .addValidator(StandardValidators.NON_EMPTY_VALIDATOR)
+ .build();
+ public static final PropertyDescriptor FLUME_CONFIG = new
PropertyDescriptor.Builder()
+ .name("Flume Configuration")
+ .description("The Flume configuration for the sink copied from
the flume.properties file")
+ .required(true)
+ .defaultValue("")
+ .addValidator(Validator.VALID)
+ .build();
+
+ public static final Relationship SUCCESS = new
Relationship.Builder().name("success").build();
+ public static final Relationship FAILURE = new
Relationship.Builder().name("failure").build();
+
+ private List<PropertyDescriptor> descriptors;
+ private Set<Relationship> relationships;
+
+ private volatile Sink sink;
+ private volatile NifiSinkSessionChannel channel;
+
+ @Override
+ protected void init(final ProcessorInitializationContext context) {
+ this.descriptors = ImmutableList.of(SINK_TYPE, AGENT_NAME,
SOURCE_NAME, FLUME_CONFIG);
+ this.relationships = ImmutableSet.of(SUCCESS, FAILURE);
+ }
+
+ @Override
+ protected List<PropertyDescriptor> getSupportedPropertyDescriptors() {
+ return descriptors;
+ }
+
+ @Override
+ public Set<Relationship> getRelationships() {
+ return relationships;
+ }
+
+ @OnScheduled
+ public void onScheduled(final SchedulingContext context) {
+ try {
+ channel = new NifiSinkSessionChannel(SUCCESS, FAILURE);
+ Configurables.configure(channel, new Context());
--- End diff --
This probably isn't needed now that you are using a custom channel
implementation.
> Add processors that can run Apache Flume sources/sinks
> ------------------------------------------------------
>
> Key: NIFI-589
> URL: https://issues.apache.org/jira/browse/NIFI-589
> Project: Apache NiFi
> Issue Type: New Feature
> Components: Extensions
> Affects Versions: 0.1.0
> Reporter: Joey Echeverria
>
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