diff options
Diffstat (limited to 'cmd/btrfs-rec/main.go')
-rw-r--r-- | cmd/btrfs-rec/main.go | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/cmd/btrfs-rec/main.go b/cmd/btrfs-rec/main.go index 39ba9ef..30b7e3d 100644 --- a/cmd/btrfs-rec/main.go +++ b/cmd/btrfs-rec/main.go @@ -158,7 +158,10 @@ func run(runE func(*cobra.Command, []string) error) func(*cobra.Command, []strin } } -func runWithRawFS(runE func(*btrfs.FS, *cobra.Command, []string) error) func(*cobra.Command, []string) error { +func runWithRawFS( + fallbackInit func(*btrfs.FS, *cobra.Command, []string) error, + runE func(*btrfs.FS, *cobra.Command, []string) error, +) func(*cobra.Command, []string) error { return run(func(cmd *cobra.Command, args []string) (err error) { maybeSetErr := func(_err error) { if _err != nil && err == nil { @@ -166,7 +169,7 @@ func runWithRawFS(runE func(*btrfs.FS, *cobra.Command, []string) error) func(*co } } - if len(globalFlags.pvs) == 0 { + if len(globalFlags.pvs) == 0 && fallbackInit == nil { // We do this here instead of calling argparser.MarkPersistentFlagRequired("pv") so that // it doesn't interfere with the `help` sub-command. return cliutil.FlagErrorFunc(cmd, fmt.Errorf("must specify 1 or more physical volumes with --pv")) @@ -179,6 +182,12 @@ func runWithRawFS(runE func(*btrfs.FS, *cobra.Command, []string) error) func(*co maybeSetErr(fs.Close()) }() + if fallbackInit != nil { + if err := fallbackInit(fs, cmd, args); err != nil { + return err + } + } + if globalFlags.mappings != "" { mappingsJSON, err := readJSONFile[[]btrfsvol.Mapping](cmd.Context(), globalFlags.mappings) if err != nil { @@ -196,7 +205,7 @@ func runWithRawFS(runE func(*btrfs.FS, *cobra.Command, []string) error) func(*co } func runWithRawFSAndNodeList(runE func(*btrfs.FS, []btrfsvol.LogicalAddr, *cobra.Command, []string) error) func(*cobra.Command, []string) error { - return runWithRawFS(func(fs *btrfs.FS, cmd *cobra.Command, args []string) error { + return runWithRawFS(nil, func(fs *btrfs.FS, cmd *cobra.Command, args []string) error { ctx := cmd.Context() var nodeList []btrfsvol.LogicalAddr @@ -245,7 +254,7 @@ func _runWithReadableFS(wantNodeList bool, runE func(btrfs.ReadableFS, []btrfsvo if wantNodeList || globalFlags.rebuild || globalFlags.treeRoots != "" { return runWithRawFSAndNodeList(inner)(cmd, args) } - return runWithRawFS(func(fs *btrfs.FS, cmd *cobra.Command, args []string) error { + return runWithRawFS(nil, func(fs *btrfs.FS, cmd *cobra.Command, args []string) error { return inner(fs, nil, cmd, args) })(cmd, args) } |