[Compute] `az vmss lifecycle-hook/ lifecycle-hook-event`: Add new command groups to support vmss lifecycle hooks by william051200 · Pull Request #33758 · Azure/azure-cli

William (william051200) · 2026-07-21T05:53:00Z

🤖 PR Validation — ⚠️ Review suggested

Breaking Changes	Tests
⚠️ None	️✔️ 130/130

⚠️AzureCLI-BreakingChangeTest

⚠️vm

rule cmd_name rule_message suggest_message

⚠️ 1011 - SubgroupAdd vmss lifecycle-hook sub group vmss lifecycle-hook added

⚠️ 1011 - SubgroupAdd vmss lifecycle-hook-event sub group vmss lifecycle-hook-event added

Related command

az vmss lifecycle-hook add/list/remove/show/update
az vmss lifecycle-hook-event approve/list/reject/show/update

Description

Resolve #33652

aaz Azure/aaz#1046

Testing Guide

Refer to azure-cli\src\azure-cli\azure\cli\command_modules\vm\tests\latest\test_vm_commands.py:

test_vmss_lifecycle_hook
test_vmss_lifecycle_hook_event

az vmss lifecycle-hook-event approve/reject/update are not included in the test cases as they required live platform-generated event. Service team will be helping with the test locally.

History Notes

[Compute] az vmss lifecycle-hook/ lifecycle-hook-event: Add new command groups to support vmss lifecycle hooks

This checklist is used to make sure that common guidelines for a pull request are followed.

The PR title and description has followed the guideline in Submitting Pull Requests.
I adhere to the Command Guidelines.
I adhere to the Error Handling Guidelines.

azure-client-tools-bot-prd · 2026-07-21T05:53:03Z

Hi @william051200,
Since the current milestone time is less than 7 days, this pr will be reviewed in the next milestone.

azure-pipelines · 2026-07-21T05:53:09Z

Azure Pipelines: There may be pipelines that require an authorized user to comment /azp run to run.

Copilot

Pull request overview

This PR adds new preview command groups under the vmss command module to manage VM Scale Set lifecycle hooks and to interact with platform-generated lifecycle hook events, along with scenario tests and recordings.

Changes:

Add az vmss lifecycle-hook commands (add/update/remove/show/list) backed by new custom implementations.
Add az vmss lifecycle-hook-event commands, including AAZ-generated list/show/update and custom wrappers for update/approve/reject with client-side validation.
Add scenario tests and a recording to validate core command behaviors.

Reviewed changes

Copilot reviewed 12 out of 13 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
src/azure-cli/azure/cli/command_modules/vm/tests/latest/test_vm_commands.py	Adds scenario tests for lifecycle-hook and lifecycle-hook-event command groups.
src/azure-cli/azure/cli/command_modules/vm/tests/latest/recordings/test_vmss_lifecycle_hook_event.yaml	Adds recording for lifecycle-hook-event list scenario.
src/azure-cli/azure/cli/command_modules/vm/custom.py	Implements lifecycle hook CRUD and lifecycle hook event update/approve/reject helpers.
src/azure-cli/azure/cli/command_modules/vm/commands.py	Registers new command groups and wires validators.
src/azure-cli/azure/cli/command_modules/vm/aaz/latest/vmss/lifecycle_hook_event/_update.py	Adds AAZ-generated `vmss lifecycle-hook-event update`.
src/azure-cli/azure/cli/command_modules/vm/aaz/latest/vmss/lifecycle_hook_event/_show.py	Adds AAZ-generated `vmss lifecycle-hook-event show`.
src/azure-cli/azure/cli/command_modules/vm/aaz/latest/vmss/lifecycle_hook_event/_list.py	Adds AAZ-generated `vmss lifecycle-hook-event list`.
src/azure-cli/azure/cli/command_modules/vm/aaz/latest/vmss/lifecycle_hook_event/init.py	Exposes lifecycle_hook_event AAZ commands for loading.
src/azure-cli/azure/cli/command_modules/vm/aaz/latest/vmss/lifecycle_hook_event/__cmd_group.py	Registers the AAZ command group for lifecycle hook events.
src/azure-cli/azure/cli/command_modules/vm/_validators.py	Adds validators for hook removal and lifecycle-hook-event update/action behaviors.
src/azure-cli/azure/cli/command_modules/vm/_params.py	Adds argument definitions/enums for lifecycle hook and lifecycle hook event commands.
src/azure-cli/azure/cli/command_modules/vm/_help.py	Adds help content for the new command groups/commands.

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 # AZURE CLI VM TEST DEFINITIONS
 import json
 import os
+import datetime


+def _commit_vmss_lifecycle_hooks(cmd, resource_group_name, vmss_name, hooks, no_wait):
+    from .operations.vmss import VMSSCreate, convert_show_result_to_snake_case
+    vmss = get_vmss_modified_by_aaz(cmd, resource_group_name, vmss_name)
+    vmss = convert_show_result_to_snake_case(vmss)
+    vmss["lifecycle_hooks_profile"] = {"lifecycle_hooks": hooks}
+    vmss["resource_group"] = resource_group_name
+    vmss["vm_scale_set_name"] = vmss_name
+    vmss["no_wait"] = no_wait
+    return VMSSCreate(cli_ctx=cmd.cli_ctx)(command_args=vmss)


+helps['vmss lifecycle-hook-event'] = """
+type: group
+short-summary: Manage virtual machine scale set lifecycle hook events.
+"""


Yong Zhang (yonzhan) · 2026-07-21T06:26:32Z

Compute

azure-pipelines · 2026-07-27T05:55:03Z

Azure Pipelines: Successfully started running 3 pipeline(s).

William (william051200) · 2026-07-27T06:24:53Z

/azp run

azure-pipelines · 2026-07-27T06:25:09Z

Azure Pipelines: Successfully started running 3 pipeline(s).

Aditya Pujara (a0x1ab) · 2026-07-27T06:26:42Z

/azp run

azure-pipelines · 2026-07-27T06:26:58Z

Azure Pipelines: Successfully started running 3 pipeline(s).

William (william051200) · 2026-07-27T06:30:44Z

/azp run

azure-pipelines · 2026-07-27T06:31:02Z

Azure Pipelines: Successfully started running 3 pipeline(s).

William (william051200) · 2026-07-27T07:05:59Z

/azp run

azure-pipelines · 2026-07-27T07:06:17Z

Azure Pipelines: Successfully started running 3 pipeline(s).

William (william051200) · 2026-07-27T09:14:38Z

/azp run

azure-pipelines · 2026-07-27T09:14:57Z

Azure Pipelines: Successfully started running 3 pipeline(s).

…ssue

Aditya Pujara (a0x1ab) · 2026-07-27T13:45:21Z

/azp run

azure-pipelines · 2026-07-27T13:45:39Z

Azure Pipelines: Successfully started running 3 pipeline(s).

William (william051200) · 2026-07-27T14:29:07Z

/azp run

azure-pipelines · 2026-07-27T14:29:26Z

Azure Pipelines: Successfully started running 3 pipeline(s).

William (william051200) · 2026-07-27T15:14:48Z

/azp run

azure-pipelines · 2026-07-27T15:15:06Z

Azure Pipelines: Successfully started running 3 pipeline(s).

azure-client-tools-agent · 2026-08-05T06:46:43Z

Automated sensitive-information remediation ran on this pull request.

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Posted by agent-assist (autonomous bug-fix pipeline).

William (william051200) · 2026-08-06T06:18:00Z

/azp run

azure-pipelines · 2026-08-06T06:18:18Z

Azure Pipelines: Successfully started running 3 pipeline(s).

microsoft-github-policy-service · 2026-08-06T07:14:44Z

🔔 Routing this PR to @Azure/act-observability-squad.

William (william051200) added 10 commits June 29, 2026 13:35

Generated lifecycle hooks aaz code

19cbe88

Add new vmss lifecycle command group

24ea6e9

Update command is_preview flag

93cec6b

Clean up code

481898f

Add new vmss lifecycle event sub command group

ebee1a0

Merge remote-tracking branch 'origin/dev' into lifecycle-hooks

c26dc67

Update code

995d7b0

Merge remote-tracking branch 'origin/dev' into lifecycle-hooks

eb5011f

Update test case and record test case for vmss lifecycle hook

f9d65ff

Update test and record test case for vmss lifecycle hook event

0416e1f

Copilot AI review requested due to automatic review settings July 21, 2026 05:53

William (william051200) requested a review from a team as a code owner July 21, 2026 05:53

azure-client-tools-bot-prd Bot added this to the September 2026 (2026-09-01) milestone Jul 21, 2026

William (william051200) changed the title ~~{Compute} az vmss lifecycle-hooks &az vmss lifecycle-hooks-event: Add new command groups to support vmss lifecycle hooks~~ {Compute} az vmss lifecycle-hooks/ lifecycle-hooks-event: Add new command groups to support vmss lifecycle hooks Jul 21, 2026

microsoft-github-policy-service Bot requested review from Julie Zhu (yanzhudd) and Yong Zhang (yonzhan) July 21, 2026 05:53

Copilot started reviewing on behalf of William (william051200) July 21, 2026 05:53 View session

microsoft-github-policy-service Bot added the Auto-Assign Auto assign by bot label Jul 21, 2026

microsoft-github-policy-service Bot assigned Julie Zhu (yanzhudd) Jul 21, 2026

microsoft-github-policy-service Bot added Compute az vm/vmss/image/disk/snapshot act-observability-squad labels Jul 21, 2026

William (william051200) changed the title ~~{Compute} az vmss lifecycle-hooks/ lifecycle-hooks-event: Add new command groups to support vmss lifecycle hooks~~ {Compute} az vmss lifecycle-hook/ lifecycle-hook-event: Add new command groups to support vmss lifecycle hooks Jul 21, 2026

Copilot AI reviewed Jul 21, 2026

View reviewed changes

William (william051200) changed the title ~~{Compute} az vmss lifecycle-hook/ lifecycle-hook-event: Add new command groups to support vmss lifecycle hooks~~ [Compute] az vmss lifecycle-hook/ lifecycle-hook-event: Add new command groups to support vmss lifecycle hooks Jul 21, 2026

William (william051200) mentioned this pull request Jul 21, 2026

Export lifecycle-hook-event Azure/aaz#1046

Open

William (william051200) added 2 commits July 21, 2026 14:08

Update code

4e29c89

Remove unused import

ed5ff4c

Update help message

cac4c3a

Update command

da1ede4

Record test case

301bd32

William (william051200) added 2 commits July 27, 2026 21:43

Temporarily remove aaz lifecycle hook event list file to resolve CI i…

ca2115b

…ssue

Added back removed list file to resolve CI issue

f8867a1

Fix code

2d36e6a

Update help message

5f05bfd

Update validator

bdc8a88

Aditya Pujara (a0x1ab) added the azure-client-tools-agent Pull request commented on or reviewed by Azure Client Tools Agent label Aug 6, 2026

rule	cmd_name	rule_message	suggest_message
⚠️ 1011 - SubgroupAdd	vmss lifecycle-hook	sub group `vmss lifecycle-hook` added
⚠️ 1011 - SubgroupAdd	vmss lifecycle-hook-event	sub group `vmss lifecycle-hook-event` added

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