Function execCommand

pkg/healthchecker/health_checker.go:188–199

execCommand executes the bash command and returns the (output, error) from command, error if timeout occurs.

(timeout time.Duration, command string, args ...string)

// execCommand executes the bash command and returns the (output, error) from command, error if timeout occurs.
func execCommand(timeout time.Duration, command string, args ...string) (string, error) {
	ctx, cancel := context.WithTimeout(context.Background(), timeout)
	defer cancel()
	cmd := exec.CommandContext(ctx, command, args...)
	out, err := cmd.CombinedOutput()
	if err != nil {
		klog.Infof("command %v failed: %v, %s\n", cmd, err, string(out))
		return "", err
	}

	return strings.TrimSuffix(string(out), "\n"), nil
}