[action] [PR:16834] Replace ExaBGP v3 and v4 flask based process API with tornado#630
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mssonicbld merged 1 commit intoAzure:202412from Aug 7, 2025
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### Description of PR Replace the Flask based ExaBGP process API with tornado-based application. Tornado handles large number of requests with higher payload sizes automatically while Flask+Werkzeug requires additional setting changes which can be avoided keeping the code cleaner. **Merge after sonic-net/sonic-buildimage#21655 Summary: Fixes # (issue) ### Type of change - [x] Bug fix - [x] Testbed and Framework(new/improvement) - [ ] New Test case - [ ] Skipped for non-supported platforms - [ ] Test case improvement ### Back port request - [ ] 202012 - [ ] 202205 - [ ] 202305 - [ ] 202311 - [ ] 202405 - [ ] 202411 ### Approach #### What is the motivation for this PR? Replace the Flask based ExaBGP process API with tornado-based application. Tornado handles large number of requests with higher payload sizes automatically while Flask+Werkzeug requires additional setting changes which can be avoided keeping the code cleaner. #### How did you do it? Replace ExaBGP process API with Tornado app. #### How did you verify/test it? Ran add, remove topology to check announce routes Ran route stress test to verify it is stable #### Any platform specific information? None #### Supported testbed topology if it's a new test case? NA ### Documentation NA
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Original PR: sonic-net/sonic-mgmt#16834 |
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Description of PR
Replace the Flask based ExaBGP process API with tornado-based application. Tornado handles large number of requests with higher payload sizes automatically while Flask+Werkzeug requires additional setting changes which can be avoided keeping the code cleaner.
Merge after sonic-net/sonic-buildimage#21655
Summary:
Fixes # (issue)
Type of change
Back port request
Approach
What is the motivation for this PR?
Replace the Flask based ExaBGP process API with tornado-based application. Tornado handles large number of requests with higher payload sizes automatically while Flask+Werkzeug requires additional setting changes which can be avoided keeping the code cleaner.
How did you do it?
Replace ExaBGP process API with Tornado app.
How did you verify/test it?
Ran add, remove topology to check announce routes
Ran route stress test to verify it is stable
Any platform specific information?
None
Supported testbed topology if it's a new test case?
NA
Documentation
NA