Will-Lo commented on code in PR #3514:
URL: https://github.com/apache/gobblin/pull/3514#discussion_r887162629
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gobblin-service/src/main/java/org/apache/gobblin/service/modules/spec/JobExecutionPlan.java:
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@@ -108,8 +109,13 @@ private static JobSpec buildJobSpec(FlowSpec flowSpec,
Config jobConfig, Long fl
// Modify the job name to include the flow group, flow name, edge id,
and a random string to avoid collisions since
// job names are assumed to be unique within a dag.
- jobName = Joiner.on(JOB_NAME_COMPONENT_SEPARATION_CHAR).join(flowGroup,
flowName, jobName, edgeId, flowInputPath.hashCode());
-
+ int hash = flowInputPath.hashCode();
+ jobName = Joiner.on(JOB_NAME_COMPONENT_SEPARATION_CHAR).join(flowGroup,
flowName, jobName, edgeId, hash);
+ // jobNames are commonly used as a directory name, which is limited to
255 characters
+ if (jobName.length() >= MAX_JOB_NAME_LENGTH) {
+ // shorten job length to be 128 characters (flowGroup) + (hashed)
flowName, hashCode length
+ jobName =
Joiner.on(JOB_NAME_COMPONENT_SEPARATION_CHAR).join(flowGroup,
flowName.hashCode(), hash);
Review Comment:
It also includes the hash at the end so unless it also runs on the same
executor and has the same input path as the original flow, then it wouldn't
have the same jobname. Also shouldn't be a problem unless it's running
concurrently.
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