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Merge pull request #3181 from tWido/feature-no-retry-permission

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Don't retry when "Permission denied" occurs in local backend
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MichaelEischer 2020-12-23 20:24:29 +01:00 committed by GitHub
commit cb6b0f6255
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2 changed files with 6 additions and 5 deletions
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6
changelog/unreleased/issue-2453
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@ -5,8 +5,10 @@ restic retries the failing operation up to nine times (for a total of ten
attempts). It used to retry all backend operations, but now detects some
permanent error conditions so it can report fatal errors earlier.
Permanent failures include local disks being full and SSH connections
dropping.
Permanent failures include local disks being full, SSH connections
dropping and permission errors.
https://github.com/restic/restic/issues/2453
https://github.com/restic/restic/pull/3170
https://github.com/restic/restic/issues/3180
https://github.com/restic/restic/pull/3181

5
internal/backend/local/local.go
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@ -91,9 +91,8 @@ func (b *Local) Save(ctx context.Context, h restic.Handle, rd restic.RewindReade
filename := b.Filename(h)
defer func() {
// Mark non-retriable errors as such (currently only
// "no space left on device").
if errors.Is(err, syscall.ENOSPC) {
// Mark non-retriable errors as such
if errors.Is(err, syscall.ENOSPC) || os.IsPermission(err) {
err = backoff.Permanent(err)
}
}()