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Add workaround for removing VMSS reference from LB

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This commit is contained in:
Pengfei Ni 2018-01-04 14:19:03 +08:00
parent 0a8948d8a9
commit 86dc79373b
1 changed files with 19 additions and 0 deletions
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19
pkg/cloudprovider/providers/azure/azure_util_vmss.go
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@ -939,5 +939,24 @@ func (ss *scaleSet) EnsureBackendPoolDeleted(poolID, vmSetName string) error {
return err
}
// Update virtualMachineScaleSet again. This is a workaround for removing VMSS reference from LB.
// TODO: remove this workaround when figuring out the root cause.
if len(newBackendPools) == 0 {
glog.V(3).Infof("VirtualMachineScaleSetsClient.CreateOrUpdate: scale set (%s) - updating second time", vmSetName)
ss.operationPollRateLimiter.Accept()
glog.V(10).Infof("VirtualMachineScaleSetsClient.CreateOrUpdate(%q): start", vmSetName)
respChan, errChan = ss.VirtualMachineScaleSetsClient.CreateOrUpdate(ss.ResourceGroup, vmSetName, virtualMachineScaleSet, nil)
resp = <-respChan
err = <-errChan
glog.V(10).Infof("VirtualMachineScaleSetsClient.CreateOrUpdate(%q): end", vmSetName)
if ss.CloudProviderBackoff && shouldRetryAPIRequest(resp.Response, err) {
glog.V(2).Infof("VirtualMachineScaleSetsClient.CreateOrUpdate: scale set (%s) - updating, err=%v", vmSetName, err)
retryErr := ss.createOrUpdateVMSSWithRetry(virtualMachineScaleSet)
if retryErr != nil {
glog.V(2).Infof("VirtualMachineScaleSetsClient.CreateOrUpdate abort backoff: scale set (%s) - updating", vmSetName)
}
}
}
return nil
}