techaro.lol
Yeet those builds out!
1package internal
2
3import (
4 "context"
5 "flag"
6 "log/slog"
7 "os"
8 "os/exec"
9 "path/filepath"
10 "strconv"
11 "strings"
12 "time"
13
14 "github.com/Songmu/gitconfig"
15 "github.com/TecharoHQ/yeet/internal/yeet"
16)
17
18var (
19 GPGKeyFile = flag.String("gpg-key-file", gpgKeyFileLocation(), "GPG key file to sign the package")
20 GPGKeyID = flag.String("gpg-key-id", "", "GPG key ID to sign the package")
21 GPGKeyPassword = flag.String("gpg-key-password", "", "GPG key password to sign the package")
22 UserName = flag.String("git-user-name", GitUserName(), "user name in Git")
23 UserEmail = flag.String("git-user-email", GitUserEmail(), "user email in Git")
24 SourceDateEpoch = flag.Int64("source-date-epoch", GetSourceDateEpoch(), "Timestamp to use for all files in packages")
25)
26
27const (
28 fallbackName = "Mimi Yasomi"
29 fallbackEmail = "mimi@xeserv.us"
30)
31
32func gpgKeyFileLocation() string {
33 folder, err := os.UserConfigDir()
34 if err != nil {
35 return ""
36 }
37
38 return filepath.Join(folder, "techaro.lol", "yeet", "key.asc")
39}
40
41func GitUserName() string {
42 name, err := gitconfig.User()
43 if err != nil {
44 return fallbackName
45 }
46
47 return name
48}
49
50func GitUserEmail() string {
51 email, err := gitconfig.Email()
52 if err != nil {
53 return fallbackEmail
54 }
55
56 return email
57}
58
59func GitVersion() string {
60 vers, err := yeet.GitTag(context.Background())
61 if err != nil {
62 panic(err)
63 }
64
65 return vers
66}
67
68func GetSourceDateEpoch() int64 {
69 // fallback needs to be 1 because some software thinks unix time 0 means "no time"
70 const fallback = 1
71
72 gitPath, err := exec.LookPath("git")
73 if err != nil {
74 slog.Warn("git not found in $PATH", "err", err)
75 return fallback
76 }
77
78 epochFromGitStr, err := yeet.Output(context.Background(), gitPath, "log", "-1", "--format=%ct")
79 if err == nil {
80 num, _ := strconv.ParseInt(strings.TrimSpace(epochFromGitStr), 10, 64)
81 if num != 0 {
82 return num
83 }
84 }
85
86 return fallback
87}
88
89func SourceEpoch() time.Time {
90 return time.Unix(*SourceDateEpoch, 0)
91}