prefix search, bucket implemented

weed/filer/arangodb/arangodb_store_bucket.go

@@ -0,0 +1,30 @@
+package arangodb
+
+import (
+	"context"
+	"github.com/chrislusf/seaweedfs/weed/filer"
+	"time"
+
+	"github.com/chrislusf/seaweedfs/weed/glog"
+)
+
+var _ filer.BucketAware = (*ArangodbStore)(nil)
+
+func (store *ArangodbStore) OnBucketCreation(bucket string) {
+	//nothing needs to be done
+}
+func (store *ArangodbStore) OnBucketDeletion(bucket string) {
+	timeout, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+	cur, err := store.database.Query(timeout, `
+for d in files
+filter d.bucket == @bucket
+remove d in files`, map[string]interface{}{"bucket": bucket})
+	if err != nil {
+		glog.V(0).Infof("bucket delete %s : %v", bucket, err)
+	}
+	defer cur.Close()
+}
+func (store *ArangodbStore) CanDropWholeBucket() bool {
+	return true
+}