initial commit

backend/singbox/controller.go

@@ -0,0 +1,54 @@
+package singbox
+
+import (
+	"errors"
+	"io/fs"
+	"os"
+	"os/exec"
+	"s-ui/config"
+	"strings"
+)
+
+var serviceName = "sing-box"
+
+type Controller struct {
+}
+
+func (s *Controller) GetBinaryName() string {
+	return "sing-box"
+}
+
+func (s *Controller) GetBinaryPath() string {
+	return config.GetBinFolderPath() + "/" + s.GetBinaryName()
+}
+
+func (s *Controller) GetConfigPath() string {
+	return config.GetBinFolderPath() + "/config.json"
+}
+
+func (s *Controller) IsRunning() bool {
+	cmd := exec.Command("pgrep", "sing-box")
+	output, err := cmd.Output()
+	if err != nil {
+		return false
+	}
+
+	// If pgrep found the Controller, its output will not be empty
+	return strings.TrimSpace(string(output)) != ""
+}
+
+func (s *Controller) signalSingbox(signal string) error {
+	return os.WriteFile(config.GetBinFolderPath()+"/signal", []byte(signal), fs.ModePerm)
+}
+
+func (s *Controller) Restart() error {
+	return s.signalSingbox("restart")
+}
+
+func (s *Controller) Stop() error {
+	if !s.IsRunning() {
+		return errors.New("Sing-Box is not running")
+	}
+
+	return s.signalSingbox("stop")
+}