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Try to create metrics root directory if missing

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This change tries to be nice and create the metrics directoy first
before erroring out.

Change-Id: I72691cdc32469708cd671c6ef1fb7db55fe60430
This commit is contained in:
Tobias Schmidt 2013-11-08 23:43:05 +07:00
parent 4300ce3dc8
commit 6947ee9bc9
1 changed files with 4 additions and 1 deletions
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5
storage/metric/tiered.go
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@ -15,6 +15,7 @@ package metric
import ( import (
"fmt" "fmt"
"os"
"sort" "sort"
"sync" "sync"
"time" "time"
@ -114,7 +115,9 @@ const watermarkCacheLimit = 1024 * 1024
func NewTieredStorage(appendToDiskQueueDepth, viewQueueDepth uint, flushMemoryInterval time.Duration, memoryTTL time.Duration, rootDirectory string) (*TieredStorage, error) { func NewTieredStorage(appendToDiskQueueDepth, viewQueueDepth uint, flushMemoryInterval time.Duration, memoryTTL time.Duration, rootDirectory string) (*TieredStorage, error) {
if isDir, _ := utility.IsDir(rootDirectory); !isDir { if isDir, _ := utility.IsDir(rootDirectory); !isDir {
return nil, fmt.Errorf("Could not find metrics directory %s", rootDirectory) if err := os.MkdirAll(rootDirectory, 0755); err != nil {
return nil, fmt.Errorf("Could not find or create metrics directory %s: %s", rootDirectory, err)
}
} }
diskStorage, err := NewLevelDBMetricPersistence(rootDirectory) diskStorage, err := NewLevelDBMetricPersistence(rootDirectory)