cmd/litcli: commands for status server

Note that the client connection for these commands does not require a
macaroon.

cmd/litcli/main.go

@@ -77,6 +77,7 @@ func main() {
 	app.Commands = append(app.Commands, autopilotCommands)
 	app.Commands = append(app.Commands, litCommands...)
 	app.Commands = append(app.Commands, helperCommands)
+	app.Commands = append(app.Commands, statusCommands...)
 
 	err := app.Run(os.Args)
 	if err != nil {

cmd/litcli/status.go

@@ -0,0 +1,49 @@
+package main
+
+import (
+	"context"
+
+	"github.com/lightninglabs/lightning-terminal/litrpc"
+	"github.com/lightningnetwork/lnd/lnrpc"
+	"github.com/urfave/cli"
+)
+
+var statusCommands = []cli.Command{
+	{
+		Name:     "status",
+		Usage:    "info about litd status",
+		Category: "Status",
+		Action:   getStatus,
+	},
+}
+
+func getStatus(ctx *cli.Context) error {
+	clientConn, cleanup, err := connectClient(ctx, true)
+	if err != nil {
+		return err
+	}
+	defer cleanup()
+	litClient := litrpc.NewStatusClient(clientConn)
+
+	// Get LiT's status.
+	ctxb := context.Background()
+	litResp, err := litClient.SubServerStatus(
+		ctxb, &litrpc.SubServerStatusReq{},
+	)
+	if err != nil {
+		return err
+	}
+
+	printRespJSON(litResp)
+
+	// Get LND's state.
+	lndClient := lnrpc.NewStateClient(clientConn)
+	lndResp, err := lndClient.GetState(ctxb, &lnrpc.GetStateRequest{})
+	if err != nil {
+		return err
+	}
+
+	printRespJSON(lndResp)
+
+	return nil
+}