Improve comments for Azure Blob Disk Controller

pkg/cloudprovider/providers/azure/azure_blobDiskController.go

@@ -303,7 +303,7 @@ func (c *BlobDiskController) DeleteBlobDisk(diskURI string) error {
 func (c *BlobDiskController) setUniqueStrings() {
 	uniqueString := c.common.resourceGroup + c.common.location + c.common.subscriptionID
 	hash := MakeCRC32(uniqueString)
-	//used to generate a unqie container name used by this cluster PVC
+	//used to generate a unique container name used by this cluster PVC
 	defaultContainerName = hash
 
 	storageAccountNamePrefix = fmt.Sprintf(storageAccountNameTemplate, hash)
@@ -359,13 +359,13 @@ func (c *BlobDiskController) ensureDefaultContainer(storageAccountName string) e
 	var err error
 	var blobSvc azstorage.BlobStorageClient
 
-	// short circut the check via local cache
+	// short circuit the check via local cache
 	// we are forgiving the fact that account may not be in cache yet
 	if v, ok := c.accounts[storageAccountName]; ok && v.defaultContainerCreated {
 		return nil
 	}
 
-	// not cached, check existance and readiness
+	// not cached, check existence and readiness
 	bExist, provisionState, _ := c.getStorageAccountState(storageAccountName)
 
 	// account does not exist
@@ -392,7 +392,7 @@ func (c *BlobDiskController) ensureDefaultContainer(storageAccountName string) e
 			c.accounts[storageAccountName].isValidating = 0
 		}()
 
-		// short circut the check again.
+		// short circuit the check again.
 		if v, ok := c.accounts[storageAccountName]; ok && v.defaultContainerCreated {
 			return nil
 		}
@@ -559,9 +559,9 @@ func (c *BlobDiskController) findSANameForDisk(storageAccountType storage.SkuNam
 			continue
 		}
 
-		// note: we compute avge stratified by type.
-		// this to enable user to grow per SA type to avoid low
-		//avg utilization on one account type skewing all data.
+		// note: we compute avg stratified by type.
+		// this is to enable user to grow per SA type to avoid low
+		// avg utilization on one account type skewing all data.
 
 		if v.saType == storageAccountType {
 			// compute average
@@ -574,7 +574,7 @@ func (c *BlobDiskController) findSANameForDisk(storageAccountType storage.SkuNam
 			// empty account
 			if dCount == 0 {
 				glog.V(2).Infof("azureDisk - account %s identified for a new disk  is because it has 0 allocated disks", v.name)
-				return v.name, nil // shortcircut, avg is good and no need to adjust
+				return v.name, nil // short circuit, avg is good and no need to adjust
 			}
 			// if this account is less allocated
 			if dCount < maxDiskCount {
@@ -600,7 +600,7 @@ func (c *BlobDiskController) findSANameForDisk(storageAccountType storage.SkuNam
 	avgUtilization := float64(disksAfter) / float64(countAccounts*maxDisksPerStorageAccounts)
 	aboveAvg := (avgUtilization > storageAccountUtilizationBeforeGrowing)
 
-	// avg are not create and we should craete more accounts if we can
+	// avg are not create and we should create more accounts if we can
 	if aboveAvg && countAccounts < maxStorageAccounts {
 		glog.V(2).Infof("azureDisk - shared storageAccounts utilzation(%v) >  grow-at-avg-utilization (%v). New storage account will be created", avgUtilization, storageAccountUtilizationBeforeGrowing)
 		SAName = getAccountNameForNum(c.getNextAccountNum())