githubmirror/dive

utils/docker.go

37 строк709 B

Alex Goodman

make slim image default, provide fully featured image

27 июл 2019, 19:56

27 июл 2019, 19:5665f87b0

package utils

import (
	"os"
	"os/exec"
	"strings"
)

func IsDockerClientAvailable() bool {
	_, err := exec.LookPath("docker")
	return err == nil
}

// RunDockerCmd runs a given Docker command in the current tty
func RunDockerCmd(cmdStr string, args ...string) error {
	allArgs := cleanArgs(append([]string{cmdStr}, args...))

	cmd := exec.Command("docker", allArgs...)
	cmd.Env = os.Environ()

	cmd.Stdout = os.Stdout
	cmd.Stderr = os.Stderr
	cmd.Stdin = os.Stdin

	return cmd.Run()
}

// cleanArgs trims the whitespace from the given set of strings.
func cleanArgs(s []string) []string {
	var r []string
	for _, str := range s {
		if str != "" {
			r = append(r, strings.Trim(str, " "))
		}
	}
	return r
}