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stats: only check for hardlinks for files with more than one link

This commit is contained in:
Michael Eischer 2024-03-28 21:28:01 +01:00
parent 21cf38fe96
commit cf81f8ced6
2 changed files with 8 additions and 4 deletions
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1
changelog/unreleased/pull-4503
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@ -4,4 +4,5 @@ If files on different devices had the same inode id, then the `stats` command
did not correctly calculate the snapshot size. This has been fixed.
https://github.com/restic/restic/pull/4503
https://github.com/restic/restic/pull/4006
https://forum.restic.net/t/possible-bug-in-stats/6461/8

11
cmd/restic/cmd_stats.go
View File

@ -270,11 +270,14 @@ func statsWalkTree(repo restic.Loader, opts StatsOptions, stats *statsContainer,
// will still be restored
stats.TotalFileCount++
// if inodes are present, only count each inode once
// (hard links do not increase restore size)
if !hardLinkIndex.Has(node.Inode, node.DeviceID) || node.Inode == 0 {
hardLinkIndex.Add(node.Inode, node.DeviceID, struct{}{})
if node.Links == 1 || node.Type == "dir" {
stats.TotalSize += node.Size
} else {
// if hardlinks are present only count each deviceID+inode once
if !hardLinkIndex.Has(node.Inode, node.DeviceID) || node.Inode == 0 {
hardLinkIndex.Add(node.Inode, node.DeviceID, struct{}{})
stats.TotalSize += node.Size
}
}
}