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Add secret source support for git and huggingface
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| package secretsources | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "fmt" | ||
| "net/url" | ||
| "os/exec" | ||
| "strings" | ||
| ) | ||
|
|
||
| type CredentialProvider interface { | ||
| Credentials(url string) (map[string]string, error) | ||
| } | ||
|
|
||
| type GitCredentials struct { | ||
| Helper string | ||
| } | ||
|
|
||
| func (c *GitCredentials) Credentials(url string) (map[string]string, error) { | ||
| args := []string{} | ||
| if c.Helper != "" { | ||
| args = append(args, "-c", fmt.Sprintf("credential.helper=%s", c.Helper)) | ||
| } | ||
| args = append(args, "credential", "fill") | ||
| cmd := exec.Command("git", args...) | ||
| cmd.Stdin = strings.NewReader("url=" + url + "\n") | ||
|
|
||
| var stdout bytes.Buffer | ||
| cmd.Stdout = &stdout | ||
| if err := cmd.Run(); err != nil { | ||
| return nil, fmt.Errorf("failed to run %v: %w", cmd, err) | ||
| } | ||
|
|
||
| credentials := make(map[string]string) | ||
| lines := strings.Split(stdout.String(), "\n") | ||
| for _, line := range lines { | ||
| parts := strings.SplitN(line, "=", 2) | ||
| if len(parts) == 2 { | ||
| credentials[parts[0]] = parts[1] | ||
| } | ||
| } | ||
|
|
||
| return credentials, nil | ||
| } | ||
|
|
||
| // CredentialsFill calls the CredentialsProvider for each source and returns | ||
| // a new source map with templating as well as a map of credentials for the templated values. | ||
| func CredentialsFill(provider CredentialProvider, sources map[string]string) (map[string]string, error) { | ||
| secrets := make(map[string]string) | ||
| i := 0 | ||
| for k, v := range sources { | ||
| i++ | ||
| u, err := url.Parse(v) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to parse url %s: %w", v, err) | ||
| } | ||
| credentials, err := provider.Credentials(v) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if credentials["password"] == "" { | ||
| continue | ||
| } | ||
|
|
||
| if credentials["host"] != u.Host { | ||
| return nil, fmt.Errorf("host %s does not match %s (this should never happend)", credentials["host"], u.Host) | ||
| } | ||
|
|
||
| var ( | ||
| uservar = fmt.Sprintf("git_username_%d", i) | ||
| passvar = fmt.Sprintf("git_password_%d", i) | ||
| ) | ||
|
|
||
| u.User = url.UserPassword(fmt.Sprintf("{{ %s }}", uservar), fmt.Sprintf("{{ %s }}", passvar)) | ||
| secrets[uservar] = credentials["username"] | ||
| secrets[passvar] = credentials["password"] | ||
| sources[k] = fmt.Sprintf("%s://{{ .Secrets.%s }}:{{ .Secrets.%s }}@%s%s", u.Scheme, uservar, passvar, u.Host, u.Path) | ||
| } | ||
| return secrets, nil | ||
| } |
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