Re: [I] [Bug] When [Module Name] contains multiple sub-processes, the task instance in the sub-process instance obtains duplicate parameters of the pre-task instance. [dolphinscheduler]

["github-actions[bot] (via GitHub)" <gi...@apache.org>]

github-actions[bot] commented on issue #16879:
URL: https://github.com/apache/dolphinscheduler/issues/16879#issuecomment-2518976127

   ### Search before asking
   
   - [X] I had searched in the [issues](https://github.com/apache/dolphinscheduler/issues?q=is%3Aissue) and found no similar issues.
   
   
   ### What happened
   
   In the workflow, create multiple sub-processes, for example, create 12 sub-processes. When the sub-process obtains the parameters of the upstream task, there will be coverage/error/ and the parameters obtained by the 12 nodes are exactly the same, which is not as expected.
   Judging from the query in the database, there is no problem with the parameters of the generated 12 sub-process instances. However, in the varpool setting phase, the varpool corresponding to the parent_process_instance_id is obtained, which results in the task instance in the sub-process instance being executed. Parameters are always the same
   
   <img width="1009" alt="iShot_2024-12-05_10 44 15" src="https://github.com/user-attachments/assets/073be1eb-916b-4344-bfab-f5cb3b7dba95">
   
   
   ### What you expected to happen
   
   Judging from the query in the database, there is no problem with the parameters of the generated 12 sub-process instances. However, in the varpool setting phase, the varpool corresponding to the parent_process_instance_id is obtained, which results in the task instance in the sub-process instance being executed. Parameters are always the same
   Through the debug setSubProcessParam method, it can be seen that there is a problem with the varpool parameters obtained by each sub-process task instance, and duplicates occur randomly.
   
   ### How to reproduce
   
   I have verified that this problem exists in the standalone image of 3.2.1, the standalone image of 3.2.2, and the debug image code. It can also be reproduced on the two image web service pages. I provided my verification workflow json, ⚠️Note: After importing, you need to change the reference of the sub-process in the main process to the new id
   [workflow_1733366901095.json](https://github.com/user-attachments/files/18016619/workflow_1733366901095.json)
   
   
   ### Anything else
   
   _No response_
   
   ### Version
   
   3.2.x
   
   ### Are you willing to submit PR?
   
   - [X] Yes I am willing to submit a PR!
   
   ### Code of Conduct
   
   - [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)


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