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stats: pass StatsOptions via parameter

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This commit is contained in:
Michael Eischer 2023-05-18 19:53:58 +02:00
parent 03b9764bce
commit a466e945d9
1 changed files with 18 additions and 18 deletions
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36
cmd/restic/cmd_stats.go
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@ -49,7 +49,7 @@ Exit status is 0 if the command was successful, and non-zero if there was any er
`,
DisableAutoGenTag: true,
RunE: func(cmd *cobra.Command, args []string) error {
return runStats(cmd.Context(), globalOptions, args)
return runStats(cmd.Context(), statsOptions, globalOptions, args)
},
}
@ -70,8 +70,8 @@ func init() {
initMultiSnapshotFilter(f, &statsOptions.SnapshotFilter, true)
}
func runStats(ctx context.Context, gopts GlobalOptions, args []string) error {
err := verifyStatsInput(gopts, args)
func runStats(ctx context.Context, opts StatsOptions, gopts GlobalOptions, args []string) error {
err := verifyStatsInput(opts)
if err != nil {
return err
}
@ -111,8 +111,8 @@ func runStats(ctx context.Context, gopts GlobalOptions, args []string) error {
SnapshotsCount: 0,
}
for sn := range FindFilteredSnapshots(ctx, snapshotLister, repo, &statsOptions.SnapshotFilter, args) {
err = statsWalkSnapshot(ctx, sn, repo, stats)
for sn := range FindFilteredSnapshots(ctx, snapshotLister, repo, &opts.SnapshotFilter, args) {
err = statsWalkSnapshot(ctx, sn, repo, opts, stats)
if err != nil {
return fmt.Errorf("error walking snapshot: %v", err)
}
@ -122,7 +122,7 @@ func runStats(ctx context.Context, gopts GlobalOptions, args []string) error {
return err
}
if statsOptions.countMode == countModeRawData {
if opts.countMode == countModeRawData {
// the blob handles have been collected, but not yet counted
for blobHandle := range stats.blobs {
pbs := repo.Index().Lookup(blobHandle)
@ -156,7 +156,7 @@ func runStats(ctx context.Context, gopts GlobalOptions, args []string) error {
return nil
}
Printf("Stats in %s mode:\n", statsOptions.countMode)
Printf("Stats in %s mode:\n", opts.countMode)
Printf(" Snapshots processed: %d\n", stats.SnapshotsCount)
if stats.TotalBlobCount > 0 {
Printf(" Total Blob Count: %d\n", stats.TotalBlobCount)
@ -181,21 +181,21 @@ func runStats(ctx context.Context, gopts GlobalOptions, args []string) error {
return nil
}
func statsWalkSnapshot(ctx context.Context, snapshot *restic.Snapshot, repo restic.Repository, stats *statsContainer) error {
func statsWalkSnapshot(ctx context.Context, snapshot *restic.Snapshot, repo restic.Repository, opts StatsOptions, stats *statsContainer) error {
if snapshot.Tree == nil {
return fmt.Errorf("snapshot %s has nil tree", snapshot.ID().Str())
}
stats.SnapshotsCount++
if statsOptions.countMode == countModeRawData {
if opts.countMode == countModeRawData {
// count just the sizes of unique blobs; we don't need to walk the tree
// ourselves in this case, since a nifty function does it for us
return restic.FindUsedBlobs(ctx, repo, restic.IDs{*snapshot.Tree}, stats.blobs, nil)
}
uniqueInodes := make(map[uint64]struct{})
err := walker.Walk(ctx, repo, *snapshot.Tree, restic.NewIDSet(), statsWalkTree(repo, stats, uniqueInodes))
err := walker.Walk(ctx, repo, *snapshot.Tree, restic.NewIDSet(), statsWalkTree(repo, opts, stats, uniqueInodes))
if err != nil {
return fmt.Errorf("walking tree %s: %v", *snapshot.Tree, err)
}
@ -203,7 +203,7 @@ func statsWalkSnapshot(ctx context.Context, snapshot *restic.Snapshot, repo rest
return nil
}
func statsWalkTree(repo restic.Repository, stats *statsContainer, uniqueInodes map[uint64]struct{}) walker.WalkFunc {
func statsWalkTree(repo restic.Repository, opts StatsOptions, stats *statsContainer, uniqueInodes map[uint64]struct{}) walker.WalkFunc {
return func(parentTreeID restic.ID, npath string, node *restic.Node, nodeErr error) (bool, error) {
if nodeErr != nil {
return true, nodeErr
@ -212,19 +212,19 @@ func statsWalkTree(repo restic.Repository, stats *statsContainer, uniqueInodes m
return true, nil
}
if statsOptions.countMode == countModeUniqueFilesByContents || statsOptions.countMode == countModeBlobsPerFile {
if opts.countMode == countModeUniqueFilesByContents || opts.countMode == countModeBlobsPerFile {
// only count this file if we haven't visited it before
fid := makeFileIDByContents(node)
if _, ok := stats.uniqueFiles[fid]; !ok {
// mark the file as visited
stats.uniqueFiles[fid] = struct{}{}
if statsOptions.countMode == countModeUniqueFilesByContents {
if opts.countMode == countModeUniqueFilesByContents {
// simply count the size of each unique file (unique by contents only)
stats.TotalSize += node.Size
stats.TotalFileCount++
}
if statsOptions.countMode == countModeBlobsPerFile {
if opts.countMode == countModeBlobsPerFile {
// count the size of each unique blob reference, which is
// by unique file (unique by contents and file path)
for _, blobID := range node.Content {
@ -254,7 +254,7 @@ func statsWalkTree(repo restic.Repository, stats *statsContainer, uniqueInodes m
}
}
if statsOptions.countMode == countModeRestoreSize {
if opts.countMode == countModeRestoreSize {
// as this is a file in the snapshot, we can simply count its
// size without worrying about uniqueness, since duplicate files
// will still be restored
@ -284,15 +284,15 @@ func makeFileIDByContents(node *restic.Node) fileID {
return sha256.Sum256(bb)
}
func verifyStatsInput(gopts GlobalOptions, args []string) error {
func verifyStatsInput(opts StatsOptions) error {
// require a recognized counting mode
switch statsOptions.countMode {
switch opts.countMode {
case countModeRestoreSize:
case countModeUniqueFilesByContents:
case countModeBlobsPerFile:
case countModeRawData:
default:
return fmt.Errorf("unknown counting mode: %s (use the -h flag to get a list of supported modes)", statsOptions.countMode)
return fmt.Errorf("unknown counting mode: %s (use the -h flag to get a list of supported modes)", opts.countMode)
}
return nil