69 lines
2 KiB
Go
69 lines
2 KiB
Go
// +build darwin freebsd netbsd openbsd
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package mtree
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import (
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"archive/tar"
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"fmt"
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"io"
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"os"
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"os/user"
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"syscall"
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)
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var (
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flagsKeywordFunc = func(path string, info os.FileInfo, r io.Reader) (KeyVal, error) {
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// ideally this will pull in from here https://www.freebsd.org/cgi/man.cgi?query=chflags&sektion=2
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return emptyKV, nil
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}
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unameKeywordFunc = func(path string, info os.FileInfo, r io.Reader) (KeyVal, error) {
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if hdr, ok := info.Sys().(*tar.Header); ok {
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return KeyVal(fmt.Sprintf("uname=%s", hdr.Uname)), nil
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}
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stat := info.Sys().(*syscall.Stat_t)
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u, err := user.LookupId(fmt.Sprintf("%d", stat.Uid))
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if err != nil {
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return emptyKV, err
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}
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return KeyVal(fmt.Sprintf("uname=%s", u.Username)), nil
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}
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gnameKeywordFunc = func(path string, info os.FileInfo, r io.Reader) (KeyVal, error) {
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if hdr, ok := info.Sys().(*tar.Header); ok {
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return KeyVal(fmt.Sprintf("gname=%s", hdr.Gname)), nil
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}
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stat := info.Sys().(*syscall.Stat_t)
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g, err := lookupGroupID(fmt.Sprintf("%d", stat.Gid))
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if err != nil {
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return emptyKV, err
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}
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return KeyVal(fmt.Sprintf("gname=%s", g.Name)), nil
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}
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uidKeywordFunc = func(path string, info os.FileInfo, r io.Reader) (KeyVal, error) {
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if hdr, ok := info.Sys().(*tar.Header); ok {
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return KeyVal(fmt.Sprintf("uid=%d", hdr.Uid)), nil
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}
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stat := info.Sys().(*syscall.Stat_t)
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return KeyVal(fmt.Sprintf("uid=%d", stat.Uid)), nil
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}
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gidKeywordFunc = func(path string, info os.FileInfo, r io.Reader) (KeyVal, error) {
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if hdr, ok := info.Sys().(*tar.Header); ok {
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return KeyVal(fmt.Sprintf("gid=%d", hdr.Gid)), nil
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}
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if stat, ok := info.Sys().(*syscall.Stat_t); ok {
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return KeyVal(fmt.Sprintf("gid=%d", stat.Gid)), nil
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}
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return emptyKV, nil
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}
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nlinkKeywordFunc = func(path string, info os.FileInfo, r io.Reader) (KeyVal, error) {
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if stat, ok := info.Sys().(*syscall.Stat_t); ok {
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return KeyVal(fmt.Sprintf("nlink=%d", stat.Nlink)), nil
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}
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return emptyKV, nil
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}
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xattrKeywordFunc = func(path string, info os.FileInfo, r io.Reader) (KeyVal, error) {
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return emptyKV, nil
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}
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)
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