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Improve namespace lock API: (#3203)

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- abstract out instrumentation information.
- use separate lockInstance type that encapsulates the nsMutex, volume,
  path and opsID as the frontend or top-level lock object.
This commit is contained in:
Aditya Manthramurthy
2016-11-09 13:58:41 -05:00
committed by Harshavardhana
parent 3e67bfcc88
commit dd0698d14c
13 changed files with 229 additions and 217 deletions
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cmd/bucket-notification-handlers.go
+9 -9
View File
@@ -166,10 +166,10 @@ func PutBucketNotificationConfig(bucket string, ncfg *notificationConfig, objAPI
// Acquire a write lock on bucket before modifying its
// configuration.
opsID := getOpsID()
nsMutex.Lock(bucket, "", opsID)
bucketLock := nsMutex.NewNSLock(bucket, "")
bucketLock.Lock()
// Release lock after notifying peers
defer nsMutex.Unlock(bucket, "", opsID)
defer bucketLock.Unlock()
// persist config to disk
err := persistNotificationConfig(bucket, ncfg, objAPI)
@@ -374,10 +374,10 @@ func AddBucketListenerConfig(bucket string, lcfg *listenerConfig, objAPI ObjectL
// Acquire a write lock on bucket before modifying its
// configuration.
opsID := getOpsID()
nsMutex.Lock(bucket, "", opsID)
bucketLock := nsMutex.NewNSLock(bucket, "")
bucketLock.Lock()
// Release lock after notifying peers
defer nsMutex.Unlock(bucket, "", opsID)
defer bucketLock.Unlock()
// update persistent config if dist XL
if globalIsDistXL {
@@ -416,10 +416,10 @@ func RemoveBucketListenerConfig(bucket string, lcfg *listenerConfig, objAPI Obje
// Acquire a write lock on bucket before modifying its
// configuration.
opsID := getOpsID()
nsMutex.Lock(bucket, "", opsID)
bucketLock := nsMutex.NewNSLock(bucket, "")
bucketLock.Lock()
// Release lock after notifying peers
defer nsMutex.Unlock(bucket, "", opsID)
defer bucketLock.Unlock()
// update persistent config if dist XL
if globalIsDistXL {