| # 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. |
| |
| # Test ability to wire together shell spouts/bolts |
| --- |
| |
| # topology definition |
| # name to be used when submitting |
| name: "hdfs-topology" |
| |
| # Components |
| # Components are analagous to Spring beans. They are meant to be used as constructor, |
| # property(setter), and builder arguments. |
| # |
| # for the time being, components must be declared in the order they are referenced |
| components: |
| - id: "syncPolicy" |
| className: "org.apache.storm.hdfs.bolt.sync.CountSyncPolicy" |
| constructorArgs: |
| - 1000 |
| - id: "rotationPolicy" |
| className: "org.apache.storm.hdfs.bolt.rotation.TimedRotationPolicy" |
| constructorArgs: |
| - 30 |
| - SECONDS |
| |
| - id: "fileNameFormat" |
| className: "org.apache.storm.hdfs.bolt.format.DefaultFileNameFormat" |
| configMethods: |
| - name: "withPath" |
| args: ["${hdfs.write.dir}"] |
| - name: "withExtension" |
| args: [".txt"] |
| |
| - id: "recordFormat" |
| className: "org.apache.storm.hdfs.bolt.format.DelimitedRecordFormat" |
| configMethods: |
| - name: "withFieldDelimiter" |
| args: ["|"] |
| |
| - id: "rotationAction" |
| className: "org.apache.storm.hdfs.common.rotation.MoveFileAction" |
| configMethods: |
| - name: "toDestination" |
| args: ["${hdfs.dest.dir}"] |
| |
| # spout definitions |
| spouts: |
| - id: "spout-1" |
| className: "org.apache.storm.testing.TestWordSpout" |
| parallelism: 1 |
| # ... |
| |
| # bolt definitions |
| |
| bolts: |
| - id: "bolt-1" |
| className: "org.apache.storm.hdfs.bolt.HdfsBolt" |
| configMethods: |
| - name: "withConfigKey" |
| args: ["hdfs.config"] |
| - name: "withFsUrl" |
| args: ["${hdfs.url}"] |
| - name: "withFileNameFormat" |
| args: [ref: "fileNameFormat"] |
| - name: "withRecordFormat" |
| args: [ref: "recordFormat"] |
| - name: "withRotationPolicy" |
| args: [ref: "rotationPolicy"] |
| - name: "withSyncPolicy" |
| args: [ref: "syncPolicy"] |
| - name: "addRotationAction" |
| args: [ref: "rotationAction"] |
| parallelism: 1 |
| # ... |
| |
| - id: "bolt-2" |
| className: "org.apache.storm.flux.wrappers.bolts.LogInfoBolt" |
| parallelism: 1 |
| |
| streams: |
| - name: "" # name isn't used (placeholder for logging, UI, etc.) |
| from: "spout-1" |
| to: "bolt-1" |
| grouping: |
| type: SHUFFLE |
| |
| - name: "" # name isn't used (placeholder for logging, UI, etc.) |
| from: "spout-1" |
| to: "bolt-2" |
| grouping: |
| type: SHUFFLE |