deadlock fixed i guess

storageserver/storageserver.go

@@ -438,12 +438,13 @@ func (p *PoolMaster) PackPool(poolID string) (packResult PoolPackResult, err err
 	startTime := time.Now()
 	packResult.PoolID = poolID
 
+	/*
 		fmt.Printf("Aquiring Lock for PackPool(%s)\n", poolID)
 		p.lock.Lock()
 		defer p.lock.Unlock()
 		defer fmt.Printf("unlock PackPool\n")
 		fmt.Printf("Aquired Lock success for PackPool(%s)\n", poolID)
-
+	*/
 	packResult.outputFileName = filepath.Join(p.cachePath, "pool", fmt.Sprintf("%s.tar", poolID))
 	tarFile, err := os.Create(packResult.outputFileName)
 	if err != nil {
@@ -804,7 +805,8 @@ func main() {
 
 	go func() {
 		for {
-			for index, fullPool := range poolMaster.FullPools {
+			var deletedPools []string
+			for _, fullPool := range poolMaster.FullPools {
 				poolMaster.lock.Lock()
 
 				packResult, err := poolMaster.PackPool(fullPool.PoolID)
@@ -820,10 +822,17 @@ func main() {
 					panic(err)
 				}
 				os.RemoveAll(filepath.Join(poolMaster.cachePath, "pool", fullPool.PoolID))
-				poolMaster.FullPools = removeFromSlice(poolMaster.FullPools, index)
-
+				deletedPools = append(deletedPools, fullPool.PoolID)
 				poolMaster.lock.Unlock()
 			}
+			for _, deletedPoolID := range deletedPools {
+				for index, fullPool := range poolMaster.FullPools {
+					if fullPool.PoolID == deletedPoolID {
+						poolMaster.FullPools = removeFromSlice(poolMaster.FullPools, index)
+						break
+					}
+				}
+			}
 			time.Sleep(time.Second * 10)
 		}
 	}()