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Add L4 ILB usage metrics #1031

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merged 1 commit into from
Mar 9, 2020
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@skmatti skmatti commented Feb 22, 2020

@k8s-ci-robot k8s-ci-robot added the needs-ok-to-test Indicates a PR that requires an org member to verify it is safe to test. label Feb 22, 2020
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Hi @skmatti. Thanks for your PR.

I'm waiting for a kubernetes member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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@k8s-ci-robot k8s-ci-robot added cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. size/L Denotes a PR that changes 100-499 lines, ignoring generated files. labels Feb 22, 2020
@k8s-ci-robot k8s-ci-robot requested review from bowei and MrHohn February 22, 2020 02:10
pkg/metrics/types.go Outdated Show resolved Hide resolved
for key, state := range im.l4ILBServiceMap {
klog.V(6).Infof("ILB Service %s has EnabledGlobalAccess: %t, EnabledCustomSubnet: %t", key, state.EnabledGlobalAccess, state.EnabledCustomSubnet)
counts[l4ILBService] += 1
if state.EnabledGlobalAccess {
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A service can be updated to disable/enable global acess anytime. Will this handle the case where a service is created with global access on, then updated to disable it?

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Yes, the state of a service gets updated on each of it's sync. Metrics are computed based on the current state of all services. Since the metrics are computed at 10 mins interval, the updates may be delayed by 10 minutes at max.

@@ -143,6 +146,10 @@ func (l *L4) EnsureInternalLoadBalancerDeleted(svc *corev1.Service) error {
klog.Errorf("Failed to delete healthcheck for internal loadbalancer service %s, err %v", l.NamespacedName.String(), err)
return err
}
if retErr == nil {
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We can add this before line 139, since failing delete of a shared healthcheck is ok. Or we can do it in the caller of EnsureInternalLoadBalancerDeleted

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Modified this to take those cases into account. Keeping it in EnsureInternalLoadBalancerDeleted makes metrics collector symmetric, so prefer keeping it here.

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/ok-to-test

@k8s-ci-robot k8s-ci-robot added ok-to-test Indicates a non-member PR verified by an org member that is safe to test. and removed needs-ok-to-test Indicates a PR that requires an org member to verify it is safe to test. labels Feb 24, 2020
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/lgtm

},
},
{
"vm primary ip neg in local mode",
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this is "vm primary ip neg in cluster mode" ?

@k8s-ci-robot k8s-ci-robot added the lgtm "Looks good to me", indicates that a PR is ready to be merged. label Feb 24, 2020
@k8s-ci-robot k8s-ci-robot removed the lgtm "Looks good to me", indicates that a PR is ready to be merged. label Feb 24, 2020
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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 Mar 9, 2020
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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: freehan, prameshj, skmatti

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@k8s-ci-robot k8s-ci-robot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Mar 9, 2020
@k8s-ci-robot k8s-ci-robot merged commit 4e4ee57 into kubernetes:master Mar 9, 2020
@skmatti skmatti deleted the ilb-metrics branch March 13, 2020 02:16
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4 participants