| # 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: "hbase-wordcount" |
| |
| # 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 |
| |
| # WordSpout spout = new WordSpout(); |
| # WordCounter bolt = new WordCounter(); |
| # |
| # SimpleHBaseMapper mapper = new SimpleHBaseMapper() |
| # .withRowKeyField("word") |
| # .withColumnFields(new Fields("word")) |
| # .withCounterFields(new Fields("count")) |
| # .withColumnFamily("cf"); |
| # |
| # HBaseBolt hbase = new HBaseBolt("WordCount", mapper) |
| # .withConfigKey("hbase.conf"); |
| # |
| # |
| # // wordSpout ==> countBolt ==> HBaseBolt |
| # TopologyBuilder builder = new TopologyBuilder(); |
| # |
| # builder.setSpout(WORD_SPOUT, spout, 1); |
| # builder.setBolt(COUNT_BOLT, bolt, 1).shuffleGrouping(WORD_SPOUT); |
| # builder.setBolt(HBASE_BOLT, hbase, 1).fieldsGrouping(COUNT_BOLT, new Fields("word")); |
| |
| |
| |
| |
| components: |
| - id: "columnFields" |
| className: "backtype.storm.tuple.Fields" |
| constructorArgs: |
| - ["word"] |
| |
| - id: "counterFields" |
| className: "backtype.storm.tuple.Fields" |
| constructorArgs: |
| - ["count"] |
| |
| - id: "mapper" |
| className: "org.apache.storm.hbase.bolt.mapper.SimpleHBaseMapper" |
| configMethods: |
| - name: "withRowKeyField" |
| args: ["word"] |
| - name: "withColumnFields" |
| args: [ref: "columnFields"] |
| - name: "withCounterFields" |
| args: [ref: "counterFields"] |
| - name: "withColumnFamily" |
| args: ["cf"] |
| |
| # topology configuration |
| # this will be passed to the submitter as a map of config options |
| # |
| config: |
| topology.workers: 1 |
| hbase.conf: |
| hbase.rootdir: "hdfs://hadoop:54310/hbase" |
| hbase.zookeeper.quorum: "hadoop" |
| |
| # spout definitions |
| spouts: |
| - id: "word-spout" |
| className: "backtype.storm.testing.TestWordSpout" |
| parallelism: 1 |
| |
| # bolt definitions |
| |
| bolts: |
| - id: "count-bolt" |
| className: "backtype.storm.testing.TestWordCounter" |
| |
| - id: "hbase-bolt" |
| className: "org.apache.storm.hbase.bolt.HBaseBolt" |
| constructorArgs: |
| - "WordCount" # HBase table name |
| - ref: "mapper" |
| configMethods: |
| - name: "withConfigKey" |
| args: ["hbase.conf"] |
| parallelism: 1 |
| |
| |
| streams: |
| - name: "" # name isn't used (placeholder for logging, UI, etc.) |
| from: "word-spout" |
| to: "count-bolt" |
| grouping: |
| type: SHUFFLE |
| |
| - name: "" # name isn't used (placeholder for logging, UI, etc.) |
| from: "count-bolt" |
| to: "hbase-bolt" |
| grouping: |
| type: FIELDS |
| args: ["word"] |