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prune: Add internal integrity check

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After repacking every blob that should be kept must have been repacked.
We have seen a few cases in which a single blob went missing, which
could have been caused by a bitflip somewhere. This sanity check might
help catch some of these cases.
This commit is contained in:
Michael Eischer 2022-07-17 12:05:04 +02:00
parent 5cbde03eae
commit d0590b7841
1 changed files with 8 additions and 0 deletions
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8
cmd/restic/cmd_prune.go
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@ -658,6 +658,14 @@ func doPrune(opts PruneOptions, gopts GlobalOptions, repo restic.Repository, pla
// Also remove repacked packs // Also remove repacked packs
plan.removePacks.Merge(plan.repackPacks) plan.removePacks.Merge(plan.repackPacks)
if len(plan.keepBlobs) != 0 {
Warnf("%v was not repacked\n\n"+
"Integrity check failed.\n"+
"Please report this error (along with the output of the 'prune' run) at\n"+
"https://github.com/restic/restic/issues/new/choose\n", plan.keepBlobs)
return errors.Fatal("internal error: blobs were not repacked")
}
} }
if len(plan.ignorePacks) == 0 { if len(plan.ignorePacks) == 0 {