wireguard: add wireguardctrl

commit f552e23da404adf4555299c887a0279016323df4
Author: Michael Tremer <michael.tremer@ipfire.org>
Date:   Wed Apr 17 17:13:32 2024 +0000

    misc-progs: Add wireguardctrl

    Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Signed-off-by: Vincent Li <vincent.mc.li@gmail.com>

src/misc-progs/Makefile

@@ -32,7 +32,7 @@ SUID_PROGS = squidctrl sshctrl ipfirereboot \
 	smartctrl clamavctrl addonctrl pakfire wlanapctrl \
 	setaliases urlfilterctrl updxlratorctrl fireinfoctrl rebuildroutes \
 	getconntracktable wirelessclient torctrl ddnsctrl unboundctrl \
-	captivectrl tcpddosctrl
+	captivectrl wireguardctrl tcpddosctrl
 
 OBJS = $(patsubst %,%.o,$(PROGS) $(SUID_PROGS))
 

src/misc-progs/wireguardctrl.c

@@ -0,0 +1,44 @@
+/* This file is part of the IPFire Firewall.
+ *
+ * This program is distributed under the terms of the GNU General Public
+ * Licence.  See the file COPYING for details.
+ *
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "setuid.h"
+
+int main(int argc, char** argv) {
+	// Become root
+	if (!initsetuid())
+		exit(1);
+
+	// Check if we have enough arguments
+	if (argc < 2) {
+		fprintf(stderr, "\nNot enough arguments.\n\n");
+		exit(1);
+	}
+
+	if (strcmp(argv[1], "start") == 0) {
+		return run("/etc/rc.d/init.d/wireguard", argv + 1);
+
+	} else if (strcmp(argv[1], "stop") == 0) {
+		return run("/etc/rc.d/init.d/wireguard", argv + 1);
+
+	} else if (strcmp(argv[1], "dump") == 0) {
+		char* args[] = {
+			"show",
+			(argc > 2) ? argv[2] : "wg0",
+			"dump",
+			NULL,
+		};
+
+		return run("/usr/bin/wg", args);
+	
+	}
+ 
+	fprintf(stderr, "Invalid command\n");
+	exit(1);
+}