/
file_util.go
84 lines (70 loc) · 1.43 KB
/
file_util.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
package controllers
import (
"fmt"
"io"
"io/ioutil"
"os"
"path"
"sigs.k8s.io/yaml"
)
// copyDir copies a whole directory recursively
func copyDir(src string, dst string) error {
var err error
var fds []os.FileInfo
var srcinfo os.FileInfo
if srcinfo, err = os.Stat(src); err != nil {
return err
}
if err = os.MkdirAll(dst, srcinfo.Mode()); err != nil {
return err
}
if fds, err = ioutil.ReadDir(src); err != nil {
return err
}
for _, fd := range fds {
srcfp := path.Join(src, fd.Name())
dstfp := path.Join(dst, fd.Name())
if fd.IsDir() {
if err = copyDir(srcfp, dstfp); err != nil {
fmt.Println(err)
}
} else {
if err = copyFile(srcfp, dstfp); err != nil {
fmt.Println(err)
}
}
}
return nil
}
// copyFile copies a single file from src to dst
func copyFile(src, dst string) error {
var err error
var srcfd *os.File
var dstfd *os.File
var srcinfo os.FileInfo
if srcfd, err = os.Open(src); err != nil {
return err
}
defer srcfd.Close()
if dstfd, err = os.Create(dst); err != nil {
return err
}
defer dstfd.Close()
if _, err = io.Copy(dstfd, srcfd); err != nil {
return err
}
if srcinfo, err = os.Stat(src); err != nil {
return err
}
return os.Chmod(dst, srcinfo.Mode())
}
func writeYamlToFile(o interface{}, file string) error {
yml, err := yaml.Marshal(o)
if err != nil {
return err
}
if err := ioutil.WriteFile(file, yml, 0644); err != nil {
return err
}
return nil
}