[Containerapp] az containerapp sessionpool update: Fix issue about --no-wait and --mi-system-assigned

[Greedygre]

---

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Related command

az containerapp sessionpool update

1. Fix an issue where --no-wait was exposed but not honored because it wasn’t forwarded to the underlying request
2. Fix wrong default value for --mi-system-assigned

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[azure-client-tools-bot-prd]

️✔️Azure CLI Extensions Breaking Change Test

️✔️Non Breaking Changes

[azure-client-tools-bot-prd]

Hi @Greedygre,
Please write the description of changes which can be perceived by customers into HISTORY.rst.
If you want to release a new extension version, please update the version in setup.py as well.

[yonzhan]

Thank you for your contribution! We will review the pull request and get back to you soon.

[github-actions]

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[github-actions]

Hi @Greedygre

Release Suggestions

Module: containerapp

• Update VERSION to 1.3.0b2 in src/containerapp/setup.py

Notes

• For more info about extension versioning, please refer to Extension version schema

[Copilot]

Pull request overview

This PR fixes az containerapp sessionpool update behavior by properly honoring --no-wait, adjusting default handling for --mi-system-assigned to avoid unintended identity changes, and extending session pool update polling timeout.

Changes:

• Add no_wait forwarding to the sessionpool update custom command handler.
• Introduce a dedicated 2-hour polling timeout path for session pool updates and improve “poll returned empty” error handling.
• Update extension changelog entries for the sessionpool update fixes.

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 4 comments.

File	Description
src/containerapp/azext_containerapp/custom.py	Adds no_wait to update_session_pool and adjusts mi_system_assigned default handling.
src/containerapp/azext_containerapp/_clients.py	Adds a polling helper with an extended timeout for session pool updates; refines timeout error handling/messages.
src/containerapp/HISTORY.rst	Documents the sessionpool update fixes in the upcoming changelog.