ddnsctrl: New binary.

This helper binary is used to grand the ddns update client super user rights,
when launched out of the webinterface.

config/rootfiles/common/misc-progs

@@ -3,6 +3,7 @@ usr/local/bin/addonctrl
 usr/local/bin/backupctrl
 #usr/local/bin/clamavctrl
 usr/local/bin/collectdctrl
+usr/local/bin/ddnsctrl
 usr/local/bin/dhcpctrl
 usr/local/bin/dnsmasqctrl
 usr/local/bin/extrahdctrl

src/misc-progs/Makefile

@@ -31,7 +31,7 @@ SUID_PROGS = squidctrl sshctrl ipfirereboot \
 	redctrl syslogdctrl extrahdctrl sambactrl upnpctrl tripwirectrl \
 	smartctrl clamavctrl addonctrl pakfire mpfirectrl wlanapctrl \
 	setaliases urlfilterctrl updxlratorctrl fireinfoctrl rebuildroutes \
-	getconntracktable wirelessclient dnsmasqctrl torctrl
+	getconntracktable wirelessclient dnsmasqctrl torctrl ddnsctrl
 SUID_UPDX = updxsetperms
 
 OBJS = $(patsubst %,%.o,$(PROGS) $(SUID_PROGS))

src/misc-progs/ddnsctrl.c

@@ -0,0 +1,37 @@
+/* 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 <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "setuid.h"
+
+const char *conffile = "/var/ipfire/ddns/ddns.conf";
+
+int main(int argc, char *argv[]) {
+	char cmd[STRING_SIZE];
+
+        if (!(initsetuid()))
+                exit(1);
+
+        if (argc < 2) {
+                fprintf(stderr, "\nNo argument given.\n\nddnsctrl (update-all)\n\n");
+                exit(1);
+        }
+
+	if (strcmp(argv[1], "update-all") == 0) {
+		snprintf(cmd, sizeof(cmd), "/usr/bin/ddns --config %s update-all >/dev/null 2>&1", conffile);
+		safe_system(cmd);
+	} else {
+                fprintf(stderr, "\nBad argument given.\n\nddnsctrl (update-all)\n\n");
+                exit(1);
+        }
+
+        return 0;
+}