func()

in fixtures.go [1035:1057]

• 21 lines of code
• 5 McCabe index (conditional complexity)

func (t *TestWorkflow) AddSSHKey(user string) (string, error) {
	keyFileName := os.TempDir() + "/id_rsa_" + uuid.New().String()
	if _, err := os.Stat(keyFileName); os.IsExist(err) {
		os.Remove(keyFileName)
	}
	commandArgs := []string{"-t", "rsa", "-f", keyFileName, "-N", "", "-q"}
	cmd := exec.Command("ssh-keygen", commandArgs...)
	if out, err := cmd.Output(); err != nil {
		if exitErr, ok := err.(*exec.ExitError); ok {
			return "", fmt.Errorf("ssh-keygen failed: %s %s %v", out, exitErr.Stderr, err)
		}
		return "", fmt.Errorf("ssh-keygen failed: %v %v", out, err)
	}

	publicKey, err := ioutil.ReadFile(keyFileName + ".pub")
	if err != nil {
		return "", fmt.Errorf("failed to read public key: %v", err)
	}
	sourcePath := fmt.Sprintf("%s-ssh-key", user)
	t.wf.Sources[sourcePath] = keyFileName

	return string(publicKey), nil
}