Upstream 16074 - Validate max_length for scm_branch#243
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Pull request overview
Adds API-side validation to prevent excessively long scm_branch values from being accepted, addressing a workflow launch failure mode where overly long branch strings could leave workflows stuck “running” without starting jobs.
Changes:
- Add
max_length=1024validation toscm_branchin workflow job template/job serializers. - Add
max_length=1024validation toscm_branchin workflow/job launch serializers (including bulk launch). - Centralize the behavior across multiple serializers that previously accepted unbounded branch input.
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TheWitness
approved these changes
Feb 28, 2026
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Upstream Notes:
Validates max_length for the scm_branch field in the API.
Our team hit a bug where one of them pasted, by mistake, a very long value at the Source control branch field.
The workflow job templates were in "running" state in the AWX UI, but no job was started. It all led to a debugging session and this PR.