Fix console cmd for suave devnet (#122)

cmd/geth/main.go

@@ -271,6 +271,16 @@ func main() {
 // prepare manipulates memory cache allowance and setups metric system.
 // This function should be called before launching devp2p stack.
 func prepare(ctx *cli.Context) {
+	if err := prepareSuaveDev(ctx); err != nil {
+		log.Error("failed to setup suave dev mode", "err", err)
+		os.Exit(1)
+	}
+
+	if err := prepareSuaveNetworksRemapping(ctx); err != nil {
+		log.Error("failed to setup suave networks remapping", "err", err)
+		os.Exit(1)
+	}
+
 	// If we're running a known preset, log it for convenience.
 	switch {
 	case ctx.IsSet(utils.RinkebyFlag.Name):
@@ -340,14 +350,6 @@ func geth(ctx *cli.Context) error {
 		return fmt.Errorf("invalid command: %q", args[0])
 	}
 
-	if err := prepareSuaveDev(ctx); err != nil {
-		return fmt.Errorf("failed to setup suave development mode: %v", err)
-	}
-
-	if err := prepareSuaveNetworksRemapping(ctx); err != nil {
-		return err
-	}
-
 	prepare(ctx)
 	stack, backend := makeFullNode(ctx)
 	defer stack.Close()