Add api command

cmd/sing-box/cmd_api_tailscale_status.go

@@ -0,0 +1,56 @@
+package main
+
+import (
+	"os"
+
+	E "github.com/sagernet/sing/common/exceptions"
+
+	"github.com/spf13/cobra"
+)
+
+var commandAPITailscaleStatus = &cobra.Command{
+	Use:   "status",
+	Short: "Print the status of Tailscale endpoints",
+	Args:  cobra.NoArgs,
+	RunE: func(cmd *cobra.Command, args []string) error {
+		return runAPITailscaleStatus()
+	},
+}
+
+func init() {
+	commandAPITailscale.AddCommand(commandAPITailscaleStatus)
+}
+
+func runAPITailscaleStatus() error {
+	clientConn, client, err := createAPIClient()
+	if err != nil {
+		return err
+	}
+	defer clientConn.Close()
+	endpoints, err := fetchTailscaleStatus(client)
+	if err != nil {
+		return err
+	}
+	if len(endpoints) == 0 {
+		return E.New("no tailscale endpoint found")
+	}
+	for index, endpoint := range endpoints {
+		if index > 0 {
+			os.Stdout.WriteString("\n")
+		}
+		os.Stdout.WriteString(endpoint.GetEndpointTag() + "\n")
+		var block blockWriter
+		block.addLine("  State", endpoint.GetBackendState())
+		if endpoint.GetNetworkName() != "" {
+			block.addLine("  Network", endpoint.GetNetworkName())
+		}
+		if endpoint.GetKeyAuth() {
+			block.addLine("  Auth", "auth key")
+		}
+		if endpoint.GetAuthURL() != "" {
+			block.addLine("  Log in", endpoint.GetAuthURL())
+		}
+		block.flush()
+	}
+	return nil
+}