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
|
package git2go
import (
"bytes"
"context"
"encoding/base64"
"encoding/json"
"fmt"
"io"
"os/exec"
"path"
"strings"
"gitlab.com/gitlab-org/gitaly/internal/command"
"gitlab.com/gitlab-org/gitaly/internal/gitaly/config"
)
func run(ctx context.Context, cfg config.Cfg, subcommand string, arg string) (string, error) {
binary := path.Join(cfg.BinDir, "gitaly-git2go")
var stderr, stdout bytes.Buffer
cmd, err := command.New(ctx, exec.Command(binary, subcommand, "-request", arg), nil, &stdout, &stderr)
if err != nil {
return "", err
}
if err := cmd.Wait(); err != nil {
if _, ok := err.(*exec.ExitError); ok {
return "", fmt.Errorf("%s", stderr.String())
}
return "", err
}
return stdout.String(), nil
}
func serialize(v interface{}) (string, error) {
marshalled, err := json.Marshal(v)
if err != nil {
return "", err
}
return base64.StdEncoding.EncodeToString(marshalled), nil
}
func deserialize(serialized string, v interface{}) error {
base64Decoder := base64.NewDecoder(base64.StdEncoding, strings.NewReader(serialized))
jsonDecoder := json.NewDecoder(base64Decoder)
return jsonDecoder.Decode(v)
}
func serializeTo(writer io.Writer, v interface{}) error {
base64Encoder := base64.NewEncoder(base64.StdEncoding, writer)
defer base64Encoder.Close()
jsonEncoder := json.NewEncoder(base64Encoder)
return jsonEncoder.Encode(v)
}
|
