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Merge pull request #25179 from swagiaal/get-cloud-retries

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Move getCloudProvider retries to getCloudProvider()
This commit is contained in:
Robert Bailey 2016-05-06 14:08:52 -07:00
commit f6a68469f0
1 changed files with 24 additions and 27 deletions
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51
pkg/volume/gce_pd/gce_util.go
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@ -166,18 +166,12 @@ func (gceutil *GCEDiskUtil) CreateVolume(c *gcePersistentDiskProvisioner) (strin
// Attaches the specified persistent disk device to node, verifies that it is attached, and retries if it fails.
func attachDiskAndVerify(b *gcePersistentDiskMounter, sdBeforeSet sets.String) (string, error) {
devicePaths := getDiskByIdPaths(b.gcePersistentDisk)
var gceCloud *gcecloud.GCECloud
gceCloud, err := getCloudProvider(b.gcePersistentDisk.plugin)
if err != nil {
return "", err
}
for numRetries := 0; numRetries < maxRetries; numRetries++ {
var err error
if gceCloud == nil {
gceCloud, err = getCloudProvider(b.gcePersistentDisk.plugin)
if err != nil || gceCloud == nil {
// Retry on error. See issue #11321
glog.Errorf("Error getting GCECloudProvider while detaching PD %q: %v", b.pdName, err)
time.Sleep(errorSleepDuration)
continue
}
}
if numRetries > 0 {
glog.Warningf("Retrying attach for GCE PD %q (retry count=%v).", b.pdName, numRetries)
@ -240,18 +234,13 @@ func detachDiskAndVerify(c *gcePersistentDiskUnmounter) {
glog.V(5).Infof("detachDiskAndVerify(...) for pd %q. Awake and ready to execute.", c.pdName)
devicePaths := getDiskByIdPaths(c.gcePersistentDisk)
var gceCloud *gcecloud.GCECloud
gceCloud, err := getCloudProvider(c.gcePersistentDisk.plugin)
if err != nil {
glog.Errorf("Failed to get GCECloudProvider while detaching %v ", err)
return
}
for numRetries := 0; numRetries < maxRetries; numRetries++ {
var err error
if gceCloud == nil {
gceCloud, err = getCloudProvider(c.gcePersistentDisk.plugin)
if err != nil || gceCloud == nil {
// Retry on error. See issue #11321
glog.Errorf("Error getting GCECloudProvider while detaching PD %q: %v", c.pdName, err)
time.Sleep(errorSleepDuration)
continue
}
}
if numRetries > 0 {
glog.Warningf("Retrying detach for GCE PD %q (retry count=%v).", c.pdName, numRetries)
@ -349,13 +338,21 @@ func getCloudProvider(plugin *gcePersistentDiskPlugin) (*gcecloud.GCECloud, erro
return nil, fmt.Errorf("Failed to get GCE Cloud Provider. plugin.host object is nil.")
}
cloudProvider := plugin.host.GetCloudProvider()
gceCloudProvider, ok := cloudProvider.(*gcecloud.GCECloud)
if !ok || gceCloudProvider == nil {
return nil, fmt.Errorf("Failed to get GCE Cloud Provider. plugin.host.GetCloudProvider returned %v instead", cloudProvider)
var err error
for numRetries := 0; numRetries < maxRetries; numRetries++ {
cloudProvider := plugin.host.GetCloudProvider()
gceCloudProvider, ok := cloudProvider.(*gcecloud.GCECloud)
if !ok || gceCloudProvider == nil {
// Retry on error. See issue #11321
glog.Errorf("Failed to get GCE Cloud Provider. plugin.host.GetCloudProvider returned %v instead", cloudProvider)
time.Sleep(errorSleepDuration)
continue
}
return gceCloudProvider, nil
}
return gceCloudProvider, nil
return nil, fmt.Errorf("Failed to get GCE GCECloudProvider with error %v", err)
}
// Calls "udevadm trigger --action=change" for newly created "/dev/sd*" drives (exist only in after set).