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| <coordinator-app name="aggregator-coord" frequency="${coord:hours(1)}" start="2009-02-01T01:00Z" end="2009-02-03T23:59Z" |
| timezone="UTC" |
| xmlns="uri:oozie:coordinator:0.4"> |
| <controls> |
| <concurrency>1</concurrency> |
| </controls> |
| |
| <datasets> |
| <dataset name="raw-logs" frequency="${coord:minutes(20)}" initial-instance="2010-01-01T00:00Z" timezone="UTC"> |
| <uri-template> |
| ${nameNode}/user/${coord:user()}/${examplesRoot}/input-data/rawLogs/${YEAR}/${MONTH}/${DAY}/${HOUR}/${MINUTE} |
| </uri-template> |
| </dataset> |
| <dataset name="aggregated-logs" frequency="${coord:hours(1)}" initial-instance="2010-01-01T01:00Z" timezone="UTC"> |
| <uri-template> |
| ${nameNode}/user/${coord:user()}/${examplesRoot}/output-data/aggregator/aggregatedLogs/${YEAR}/${MONTH}/${DAY}/${HOUR} |
| </uri-template> |
| </dataset> |
| </datasets> |
| |
| <input-events> |
| <data-in name="input" dataset="${raw_logs}"> |
| <start-instance>${coord:current(-2)}</start-instance> |
| <end-instance>${coord:current(0)}</end-instance> |
| </data-in> |
| </input-events> |
| |
| <output-events> |
| <data-out name="output" dataset="${aggregated_logs}"> |
| <instance>${coord:current(0)}</instance> |
| </data-out> |
| </output-events> |
| |
| <action> |
| <workflow> |
| <app-path>${nameNode}/user/${coord:user()}/${examplesRoot}/apps/aggregator</app-path> |
| <configuration> |
| <property> |
| <name>jobTracker</name> |
| <value>${jobTracker}</value> |
| </property> |
| <property> |
| <name>nameNode</name> |
| <value>${nameNode}</value> |
| </property> |
| <property> |
| <name>queueName</name> |
| <value>${queueName}</value> |
| </property> |
| <property> |
| <name>inputData</name> |
| <value>${coord:dataIn('input')}</value> |
| </property> |
| <property> |
| <name>outputData</name> |
| <value>${coord:dataOut('output')}</value> |
| </property> |
| </configuration> |
| </workflow> |
| </action> |
| </coordinator-app> |
| |