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Foysal Iqbal
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Apr 9, 2020
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,111 +1,8 @@ | ||
| package api | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "io" | ||
| "io/ioutil" | ||
| "os" | ||
| "path/filepath" | ||
| "syscall" | ||
| ) | ||
| import "github.com/otiai10/copy" | ||
|
|
||
| func CopyDirectory(scrDir, dest string) error { | ||
| entries, err := ioutil.ReadDir(scrDir) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| for _, entry := range entries { | ||
| sourcePath := filepath.Join(scrDir, entry.Name()) | ||
| destPath := filepath.Join(dest, entry.Name()) | ||
|
|
||
| fileInfo, err := os.Stat(sourcePath) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| stat, ok := fileInfo.Sys().(*syscall.Stat_t) | ||
| if !ok { | ||
| return fmt.Errorf("failed to get raw syscall.Stat_t data for '%s'", sourcePath) | ||
| } | ||
|
|
||
| switch fileInfo.Mode() & os.ModeType { | ||
| case os.ModeDir: | ||
| if err := CreateIfNotExists(destPath, 0755); err != nil { | ||
| return err | ||
| } | ||
| if err := CopyDirectory(sourcePath, destPath); err != nil { | ||
| return err | ||
| } | ||
| case os.ModeSymlink: | ||
| if err := CopySymLink(sourcePath, destPath); err != nil { | ||
| return err | ||
| } | ||
| default: | ||
| if err := Copy(sourcePath, destPath); err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
||
| if err := os.Lchown(destPath, int(stat.Uid), int(stat.Gid)); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| isSymlink := entry.Mode()&os.ModeSymlink != 0 | ||
| if !isSymlink { | ||
| if err := os.Chmod(destPath, entry.Mode()); err != nil { | ||
| return err | ||
| } | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func Copy(srcFile, dstFile string) error { | ||
| out, err := os.Create(dstFile) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| defer out.Close() | ||
|
|
||
| in, err := os.Open(srcFile) | ||
| defer in.Close() | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| _, err = io.Copy(out, in) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func Exists(filePath string) bool { | ||
| if _, err := os.Stat(filePath); os.IsNotExist(err) { | ||
| return false | ||
| } | ||
|
|
||
| return true | ||
| } | ||
|
|
||
| func CreateIfNotExists(dir string, perm os.FileMode) error { | ||
| if Exists(dir) { | ||
| return nil | ||
| } | ||
|
|
||
| if err := os.MkdirAll(dir, perm); err != nil { | ||
| return fmt.Errorf("failed to create directory: '%s', error: '%s'", dir, err.Error()) | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func CopySymLink(source, dest string) error { | ||
| link, err := os.Readlink(source) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return os.Symlink(link, dest) | ||
| //copy source directory to destination | ||
| func CopyDirectory(source string, dest string) error { | ||
| return copy.Copy(source, dest) | ||
| } |
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