Adding CLI Implementation for App Routing Istio by jaiveerk · Pull Request #9669 · Azure/azure-cli-extensions

jaiveerk · 2026-03-10T22:28:43Z

Adding app routing istio flags/commands.

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

Related command

az aks create
az aks update

az aks approuting

General Guidelines

Have you run azdev style <YOUR_EXT> locally? (pip install azdev required)
Have you run python scripts/ci/test_index.py -q locally? (pip install wheel==0.30.0 required)
My extension version conforms to the Extension version schema

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My extension description/summary conforms to the Extension Summary Guidelines.

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Once your pull request is merged into main branch, a new pull request will be created to update src/index.json automatically.
You only need to update the version information in file setup.py and historical information in file HISTORY.rst in your PR but do not modify src/index.json.

azure-client-tools-bot-prd · 2026-03-10T22:28:46Z

⚠️Azure CLI Extensions Breaking Change Test

⚠️aks-preview

rule cmd_name rule_message suggest_message

⚠️ 1011 - SubgroupAdd aks approuting gateway sub group aks approuting gateway added

⚠️ 1006 - ParaAdd aks create cmd aks create added parameter enable_app_routing_istio

⚠️ 1006 - ParaAdd aks update cmd aks update added parameter disable_app_routing_istio

⚠️ 1006 - ParaAdd aks update cmd aks update added parameter enable_app_routing_istio

azure-client-tools-bot-prd · 2026-03-10T22:28:49Z

Hi @jaiveerk,
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 · 2026-03-10T22:29:09Z

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

github-actions · 2026-03-10T22:29:11Z

The git hooks are available for azure-cli and azure-cli-extensions repos. They could help you run required checks before creating the PR.

Please sync the latest code with latest dev branch (for azure-cli) or main branch (for azure-cli-extensions).
After that please run the following commands to enable git hooks:

pip install azdev --upgrade
azdev setup -c <your azure-cli repo path> -r <your azure-cli-extensions repo path>

github-actions · 2026-03-10T22:30:33Z

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github-actions · 2026-03-10T22:33:18Z

Hi @jaiveerk

Release Suggestions

Module: aks-preview

Update VERSION to 19.0.0b26 in src/aks-preview/setup.py

Notes

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

Copilot

Pull request overview

This PR adds CLI support in aks-preview for configuring “App Routing Istio” (Istio as a Gateway API implementation for App Routing) across az aks create, az aks update, and a new az aks approuting gateway istio command group.

Changes:

Add new CLI flags --enable-app-routing-istio/--enable-ari (create/update) and --disable-app-routing-istio/--disable-ari (update).
Add new approuting subcommands: az aks approuting gateway istio enable|disable.
Wire the new flags into the managed cluster decorator and add unit + scenario test coverage.

Reviewed changes

Copilot reviewed 8 out of 8 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
src/aks-preview/azext_aks_preview/managed_cluster_decorator.py	Adds context getters and create/update mutators to set App Routing Istio mode under ingress profile.
src/aks-preview/azext_aks_preview/custom.py	Adds approuting “gateway istio” enable/disable custom commands and plumbs update flow.
src/aks-preview/azext_aks_preview/commands.py	Registers the new `aks approuting gateway istio` command group.
src/aks-preview/azext_aks_preview/_params.py	Adds new CLI parameters and aliases for create/update.
src/aks-preview/azext_aks_preview/_help.py	Documents new flags and the new approuting command group.
src/aks-preview/azext_aks_preview/_consts.py	Adds string constants for the new Istio mode values.
src/aks-preview/azext_aks_preview/tests/latest/test_managed_cluster_decorator.py	Adds unit tests for the new context getters and decorator mutators.
src/aks-preview/azext_aks_preview/tests/latest/test_aks_commands.py	Adds scenario tests for create/update and approuting flows involving App Routing Istio.

src/aks-preview/azext_aks_preview/managed_cluster_decorator.py

src/aks-preview/azext_aks_preview/_help.py

nshankar13 · 2026-03-11T19:58:19Z

src/aks-preview/azext_aks_preview/_help.py

          short-summary: Enable managed installation of Gateway API CRDs from the standard release channel.
+        - name: --enable-app-routing-istio --enable-ari
+          type: bool
+          short-summary: Enable Istio in App Routing for Gateway API based ingress only without service mesh functionality.


Suggested change

short-summary: Enable Istio in App Routing for Gateway API based ingress only without service mesh functionality.

short-summary: Enable App Routing for Gateway API via Istio for Gateway API-based ingress traffic management only, without service mesh functionality.

This is more wordy, what value does this addition add? Do you not like the istio in part?

How about

Enable Gateway API based ingress on App Routing via Istio without service mesh functionality

src/aks-preview/azext_aks_preview/_help.py

src/aks-preview/azext_aks_preview/_params.py

src/aks-preview/azext_aks_preview/managed_cluster_decorator.py

FumingZhang · 2026-03-12T02:51:34Z

The live test passed!

test_aks_create_and_update_with_app_routing_istio
test_aks_create_with_app_routing_istio_fails_when_asm_enabled
test_aks_update_app_routing_istio_fails_when_asm_enabled
test_aks_update_switch_from_asm_to_app_routing_istio_fails
test_aks_update_switch_from_app_routing_istio_to_asm_fails
test_aks_approuting_gateway_istio_enable_disable

jaiveerk · 2026-03-12T14:41:30Z

@FumingZhang / @yanzhudd can we get this merged if all looks good? would love to get this into cx hands asap. Thanks!

yanzhudd · 2026-03-13T04:31:09Z

please resolve the code conflicts

jaiveerk added 2 commits March 10, 2026 21:43

wip, ready for live tests

acf47f3

feature flags

6d81709

jaiveerk requested review from FumingZhang and andyliuliming as code owners March 10, 2026 22:28

Copilot AI review requested due to automatic review settings March 10, 2026 22:28

azure-client-tools-bot-prd bot added this to the April 2026 (2026-04-07) milestone Mar 10, 2026

microsoft-github-policy-service bot requested review from yanzhudd, yonzhan and zhoxing-ms March 10, 2026 22:29

microsoft-github-policy-service bot assigned yanzhudd and zhoxing-ms Mar 10, 2026

microsoft-github-policy-service bot added Auto-Assign Auto assign by bot AKS labels Mar 10, 2026

Copilot started reviewing on behalf of jaiveerk March 10, 2026 22:30 View session

Copilot AI reviewed Mar 10, 2026

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yonzhan unassigned zhoxing-ms Mar 11, 2026

jaiveerk added 3 commits March 11, 2026 13:30

integration tests

6624c51

integration tests

7242078

response error

7202575

nshankar13 reviewed Mar 11, 2026

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src/aks-preview/azext_aks_preview/_help.py Show resolved Hide resolved

jaiveerk added 3 commits March 11, 2026 16:38

comments on help plus implicit app routing enablement

923b6d6

removing implicit app routing enablement on create

41147d8

cassette files plus help for flags param

2e58792

jaiveerk changed the title ~~[DRAFT] Adding CLI Implementation for App Routing Istio~~ Adding CLI Implementation for App Routing Istio Mar 11, 2026

german1608 approved these changes Mar 11, 2026

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nshankar13 reviewed Mar 11, 2026

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nshankar13 reviewed Mar 11, 2026

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nshankar13 reviewed Mar 11, 2026

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nshankar13 reviewed Mar 11, 2026

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descriptions

2f6f508

nshankar13 approved these changes Mar 11, 2026

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FumingZhang previously approved these changes Mar 12, 2026

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jaiveerk dismissed FumingZhang’s stale review via cfb417d March 13, 2026 18:58

jaiveerk requested review from calvinhzy, feiskyer, jiasli, jsntcy, kairu-ms, mainred, necusjz, nilo19 and wangzelin007 as code owners March 13, 2026 18:58

jaiveerk force-pushed the jkatariya/meshless-istio-preview branch from cfb417d to 2f6f508 Compare March 13, 2026 19:07

Merge branch 'main' into jkatariya/meshless-istio-preview

e7d9fdf

FumingZhang approved these changes Mar 14, 2026

View reviewed changes

	short-summary: Enable Istio in App Routing for Gateway API based ingress only without service mesh functionality.
	short-summary: Enable App Routing for Gateway API via Istio for Gateway API-based ingress traffic management only, without service mesh functionality.

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jaiveerk commented Mar 10, 2026

Related command

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