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Add retry for creatingAzureManager in case of throttled requests #6550

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gandhipr
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@gandhipr gandhipr commented Feb 20, 2024

added retry for forceRefresh in case of throttled requests

What type of PR is this?

feature

What this PR does / why we need it:

added retry for forceRefresh in case of throttled requests

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?

Azure manager will refresh automatically refreshed on failure due to throttled requests.

Additional documentation e.g., KEPs (Kubernetes Enhancement Proposals), usage docs, etc.:


…tled requests

added retry for forceRefresh in case of throttled requests
ran tests
MallocNanoZone=0 go test -race k8s.io/autoscaler/cluster-autoscaler/cloudprovider/azure -- passed

and commented out unit test -- commented out as it takes 10 minutes to complete

func TestCreateAzureManagerWithRetryError(t *testing.T) {
	ctrl := gomock.NewController(t)
	defer ctrl.Finish()
	mockVMClient := mockvmclient.NewMockInterface(ctrl)
	mockVMSSClient := mockvmssclient.NewMockInterface(ctrl)
	mockVMSSClient.EXPECT().List(gomock.Any(), "fakeId").Return([]compute.VirtualMachineScaleSet{}, retry.NewError(true, errors.New("test"))).AnyTimes()
	mockAzClient := &azClient{
		virtualMachinesClient:         mockVMClient,
		virtualMachineScaleSetsClient: mockVMSSClient,
	}
	manager, err := createAzureManagerInternal(strings.NewReader(validAzureCfg), cloudprovider.NodeGroupDiscoveryOptions{}, config.AutoscalingOptions{}, mockAzClient)
	assert.Nil(t, manager)
	assert.NotNil(t, err)
}
@k8s-ci-robot k8s-ci-robot added cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. size/S Denotes a PR that changes 10-29 lines, ignoring generated files. labels Feb 20, 2024
@k8s-ci-robot k8s-ci-robot added area/cluster-autoscaler approved Indicates a PR has been approved by an approver from all required OWNERS files. area/provider/azure Issues or PRs related to azure provider labels Feb 20, 2024
@jackfrancis
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/test pull-cluster-autoscaler-e2e-azure

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/retest

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@jackfrancis jackfrancis left a comment

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/lgtm
/approve

@k8s-ci-robot k8s-ci-robot added the lgtm "Looks good to me", indicates that a PR is ready to be merged. label Apr 17, 2024
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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: gandhipr, jackfrancis, rakechill, tallaxes

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@k8s-ci-robot k8s-ci-robot merged commit 554366f into kubernetes:master Apr 17, 2024
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6 participants