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locking: Add Refresh for better locking cleanup (#11535)

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Co-authored-by: Anis Elleuch <anis@min.io>
Co-authored-by: Harshavardhana <harsha@minio.io>
This commit is contained in:
Anis Elleuch
2021-03-04 03:36:43 +01:00
committed by GitHub
parent 464fa08f2e
commit 7be7109471
23 changed files with 597 additions and 313 deletions
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3
cmd/data-scanner.go
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@@ -70,11 +70,12 @@ func initDataScanner(ctx context.Context, objAPI ObjectLayer) {
// The function will block until the context is canceled.
// There should only ever be one scanner running per cluster.
func runDataScanner(ctx context.Context, objAPI ObjectLayer) {
var err error
// Make sure only 1 scanner is running on the cluster.
locker := objAPI.NewNSLock(minioMetaBucket, "runDataScanner.lock")
r := rand.New(rand.NewSource(time.Now().UnixNano()))
for {
err := locker.GetLock(ctx, dataScannerLeaderLockTimeout)
ctx, err = locker.GetLock(ctx, dataScannerLeaderLockTimeout)
if err != nil {
time.Sleep(time.Duration(r.Float64() * float64(dataScannerStartDelay)))
continue