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[ADD] add debug print

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This commit is contained in:
zhoujunhao 2018-10-15 17:37:40 +08:00
parent 46bdeda627
commit b278ea634d
1 changed files with 9 additions and 0 deletions
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9
util/comman.go
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@ -570,28 +570,37 @@ func Unzip(archive, target string) error {
func CopyFile(source, target string) error { func CopyFile(source, target string) error {
sfi, err := os.Stat(source) sfi, err := os.Stat(source)
if err != nil { if err != nil {
fmt.Println("===err1", err)
return err return err
} }
elem := reflect.ValueOf(sfi.Sys()).Elem() elem := reflect.ValueOf(sfi.Sys()).Elem()
uid := elem.FieldByName("Uid").Uint() uid := elem.FieldByName("Uid").Uint()
gid := elem.FieldByName("Gid").Uint() gid := elem.FieldByName("Gid").Uint()
fmt.Println("file %s uid %d gid %s", source, uid, gid)
sf, err := directio.OpenFile(source, os.O_RDONLY, 0) sf, err := directio.OpenFile(source, os.O_RDONLY, 0)
if err != nil { if err != nil {
fmt.Println("===err2", err)
return err return err
} }
defer sf.Close() defer sf.Close()
tf, err := directio.OpenFile(target, os.O_RDONLY|os.O_CREATE|os.O_WRONLY, sfi.Mode()) tf, err := directio.OpenFile(target, os.O_RDONLY|os.O_CREATE|os.O_WRONLY, sfi.Mode())
if err != nil { if err != nil {
fmt.Println("===err3", err)
return err return err
} }
defer tf.Close() defer tf.Close()
_, err = io.Copy(tf, sf) _, err = io.Copy(tf, sf)
if err != nil { if err != nil {
fmt.Println("===err4", err)
return err return err
} }
if err := os.Chown(target, int(uid), int(gid)); err != nil { if err := os.Chown(target, int(uid), int(gid)); err != nil {
fmt.Println("===err5", err)
return err return err
} }
return nil return nil
} }