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fix: avoid nil-pointer panic when checking the frontend IP configuration

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Qi Ni
2021-05-05 17:38:16 +08:00
parent dfc91819b7
commit 527a9c9df8
1 changed files with 7 additions and 3 deletions
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10
staging/src/k8s.io/legacy-cloud-providers/azure/azure_standard.go
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@@ -365,9 +365,13 @@ func (az *Cloud) serviceOwnsFrontendIP(fip network.FrontendIPConfiguration, serv
klog.Warningf("serviceOwnsFrontendIP: unexpected error when finding match public IP of the service %s with loadBalancerLP %s: %v", service.Name, loadBalancerIP, err)
return false, isPrimaryService, nil
}
if pip != nil && pip.ID != nil && pip.PublicIPAddressPropertiesFormat != nil && pip.IPAddress != nil {
if strings.EqualFold(*pip.ID, *fip.PublicIPAddress.ID) {
if pip != nil &&
pip.ID != nil &&
pip.PublicIPAddressPropertiesFormat != nil &&
pip.IPAddress != nil &&
fip.FrontendIPConfigurationPropertiesFormat != nil &&
fip.FrontendIPConfigurationPropertiesFormat.PublicIPAddress != nil {
if strings.EqualFold(to.String(pip.ID), to.String(fip.PublicIPAddress.ID)) {
klog.V(4).Infof("serviceOwnsFrontendIP: found secondary service %s of the frontend IP config %s", service.Name, *fip.Name)
return true, isPrimaryService, nil