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
|
package api
import (
"fmt"
"net/http"
"os"
"strconv"
)
// ParseFileHeaders extracts the file ownership, type, mode and operation type from HTTP headers.
func ParseFileHeaders(headers http.Header) (int64, int64, int, string, string) {
getHeader := func(key string) string {
value := headers.Get(fmt.Sprintf("X-Incus-%s", key))
if value == "" {
// Legacy support.
value = headers.Get(fmt.Sprintf("X-LXD-%s", key))
}
return value
}
uid, err := strconv.ParseInt(getHeader("uid"), 10, 64)
if err != nil {
uid = -1
}
gid, err := strconv.ParseInt(getHeader("gid"), 10, 64)
if err != nil {
gid = -1
}
mode, err := strconv.Atoi(getHeader("mode"))
if err != nil {
mode = -1
} else {
rawMode, err := strconv.ParseInt(getHeader("mode"), 0, 0)
if err == nil {
mode = int(os.FileMode(rawMode) & os.ModePerm)
}
}
fileType := getHeader("type")
if fileType == "" {
// Default is standard file.
fileType = "file"
}
writeMode := getHeader("write")
if writeMode == "" {
// Default is to override the content.
writeMode = "overwrite"
}
return uid, gid, mode, fileType, writeMode
}
|
