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find: support resolving multiple pack ids to blobs

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Just passing the list of blobs to packsToBlobs would also work in most
cases, however, it could cause unexpected results when multiple pack
files have the same prefix. Forget found prefixes to prevent this.
This commit is contained in:
Michael Eischer 2021-05-15 23:12:14 +02:00
parent 790294dc26
commit 6c01078f3d
1 changed files with 6 additions and 4 deletions
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10
cmd/restic/cmd_find.go
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@ -411,7 +411,6 @@ func (f *Finder) packsToBlobs(ctx context.Context, packs []string) error {
} }
allPacksFound := false allPacksFound := false
packsFound := 0
debug.Log("Looking for packs...") debug.Log("Looking for packs...")
err := f.repo.List(ctx, restic.PackFile, func(id restic.ID, size int64) error { err := f.repo.List(ctx, restic.PackFile, func(id restic.ID, size int64) error {
@ -424,6 +423,10 @@ func (f *Finder) packsToBlobs(ctx context.Context, packs []string) error {
if _, ok := packIDs[id.Str()]; !ok { if _, ok := packIDs[id.Str()]; !ok {
return nil return nil
} }
delete(packIDs, id.Str())
} else {
// forget found id
delete(packIDs, idStr)
} }
debug.Log("Found pack %s", idStr) debug.Log("Found pack %s", idStr)
blobs, _, err := f.repo.ListPack(ctx, id, size) blobs, _, err := f.repo.ListPack(ctx, id, size)
@ -434,8 +437,7 @@ func (f *Finder) packsToBlobs(ctx context.Context, packs []string) error {
f.blobIDs[b.ID.String()] = struct{}{} f.blobIDs[b.ID.String()] = struct{}{}
} }
// Stop searching when all packs have been found // Stop searching when all packs have been found
packsFound++ if len(packIDs) == 0 {
if packsFound >= len(packIDs) {
allPacksFound = true allPacksFound = true
} }
return nil return nil
@ -561,7 +563,7 @@ func runFind(opts FindOptions, gopts GlobalOptions, args []string) error {
} }
if opts.PackID { if opts.PackID {
err := f.packsToBlobs(ctx, []string{f.pat.pattern[0]}) // TODO: support multiple packs err := f.packsToBlobs(ctx, f.pat.pattern)
if err != nil { if err != nil {
return err return err
} }