+// Copyright (C) The Arvados Authors. All rights reserved.
+//
+// SPDX-License-Identifier: AGPL-3.0
+
package main
import (
- "log"
+ "errors"
"time"
-)
-/*
- Keepstore initiates trash worker channel goroutine.
- The channel will process trash list.
- For each (next) trash request:
- Delete the block indicated by the trash request Locator
- Repeat
-*/
+ "git.curoverse.com/arvados.git/sdk/go/arvados"
+ log "github.com/Sirupsen/logrus"
+)
+// RunTrashWorker is used by Keepstore to initiate trash worker channel goroutine.
+// The channel will process trash list.
+// For each (next) trash request:
+// Delete the block indicated by the trash request Locator
+// Repeat
+//
func RunTrashWorker(trashq *WorkQueue) {
for item := range trashq.NextItem {
trashRequest := item.(TrashRequest)
TrashItem(trashRequest)
+ trashq.DoneItem <- struct{}{}
}
}
// TrashItem deletes the indicated block from every writable volume.
func TrashItem(trashRequest TrashRequest) {
- reqMtime := time.Unix(trashRequest.BlockMtime, 0)
- if time.Since(reqMtime) < blob_signature_ttl {
- log.Printf("WARNING: data manager asked to delete a %v old block %v (BlockMtime %d = %v), but my blob_signature_ttl is %v! Skipping.",
- time.Since(reqMtime),
+ reqMtime := time.Unix(0, trashRequest.BlockMtime)
+ if time.Since(reqMtime) < theConfig.BlobSignatureTTL.Duration() {
+ log.Printf("WARNING: data manager asked to delete a %v old block %v (BlockMtime %d = %v), but my blobSignatureTTL is %v! Skipping.",
+ arvados.Duration(time.Since(reqMtime)),
trashRequest.Locator,
trashRequest.BlockMtime,
reqMtime,
- blob_signature_ttl)
+ theConfig.BlobSignatureTTL)
+ return
+ }
+
+ var volumes []Volume
+ if uuid := trashRequest.MountUUID; uuid == "" {
+ volumes = KeepVM.AllWritable()
+ } else if v := KeepVM.Lookup(uuid, true); v == nil {
+ log.Printf("warning: trash request for nonexistent mount: %v", trashRequest)
return
+ } else {
+ volumes = []Volume{v}
}
- for _, volume := range KeepVM.AllWritable() {
+
+ for _, volume := range volumes {
mtime, err := volume.Mtime(trashRequest.Locator)
- if err != nil || trashRequest.BlockMtime != mtime.Unix() {
+ if err != nil {
+ log.Printf("%v Delete(%v): %v", volume, trashRequest.Locator, err)
+ continue
+ }
+ if trashRequest.BlockMtime != mtime.UnixNano() {
+ log.Printf("%v Delete(%v): stored mtime %v does not match trash list value %v", volume, trashRequest.Locator, mtime.UnixNano(), trashRequest.BlockMtime)
continue
}
- err = volume.Delete(trashRequest.Locator)
+
+ if !theConfig.EnableDelete {
+ err = errors.New("did not delete block because EnableDelete is false")
+ } else {
+ err = volume.Trash(trashRequest.Locator)
+ }
+
if err != nil {
log.Printf("%v Delete(%v): %v", volume, trashRequest.Locator, err)
- continue
+ } else {
+ log.Printf("%v Delete(%v) OK", volume, trashRequest.Locator)
}
- log.Printf("%v Delete(%v) OK", volume, trashRequest.Locator)
}
}