实现DNS节点远程安装

cmd/installer-dns-helper/main.go

@@ -0,0 +1,62 @@
+package main
+
+import (
+	"flag"
+	"github.com/TeaOSLab/EdgeAPI/internal/utils"
+	"net"
+	"os"
+)
+
+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
+		path := os.TempDir() + "/edge-dns.sock"
+		conn, err := net.Dial("unix", path)
+		if err == nil {
+			_ = conn.Close()
+			stderr("test dns node status: edge dns node is running now, can not install again")
+		}
+	} 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
+		}
+
+		unzip := utils.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")
+}