EdgeAPI/cmd/installer-helper/main.go

package main

// 注意这里的依赖文件应该最小化，从而使编译后的文件最小化
import (
	"flag"
	"os"
	"os/exec"

	"github.com/TeaOSLab/EdgeAPI/internal/installers/helpers"
	"github.com/iwind/gosock/pkg/gosock"
)

func main() {
	cmd := ""
	flag.StringVar(&cmd, "cmd", "", "command name: [unzip]")

	// unzip
	zipPath := ""
	targetPath := ""
	flag.StringVar(&zipPath, "zip", "", "zip path")
	flag.StringVar(&targetPath, "target", "", "target dir")

	// parse
	flag.Parse()

	if len(cmd) == 0 {
		stderr("need '-cmd=COMMAND' argument")
	} else if cmd == "test" {
		// 检查是否正在运行
		var sock = gosock.NewTmpSock("edge-node")
		if sock.IsListening() {
			// 从systemd中停止
			systemctl, _ := exec.LookPath("systemctl")
			if len(systemctl) > 0 {
				systemctlCmd := exec.Command(systemctl, "stop", "edge-node")
				_ = systemctlCmd.Run()
			}

			// 从进程中停止
			if sock.IsListening() {
				_, _ = sock.Send(&gosock.Command{
					Code: "stop",
				})
			}
		}
	} else if cmd == "unzip" { // 解压
		if len(zipPath) == 0 {
			stderr("ERROR: need '-zip=PATH' argument")
			return
		}
		if len(targetPath) == 0 {
			stderr("ERROR: need '-target=TARGET' argument")
			return
		}

		var unzip = helpers.NewUnzip(zipPath, targetPath)
		err := unzip.Run()
		if err != nil {
			stderr("ERROR: " + err.Error())
			return
		}

		stdout("ok")
	} else {
		stderr("ERROR: not recognized command '" + cmd + "'")
	}
}

func stdout(s string) {
	_, _ = os.Stdout.WriteString(s + "\n")
}

func stderr(s string) {
	_, _ = os.Stderr.WriteString(s + "\n")
}