X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/bf78c77b229b28a7f614c023e0f03bb317317e84..b77ee80fe82e60839766bb77591a7a632b505457:/l2tpns.c

diff --git a/l2tpns.c b/l2tpns.c
index 2b31b81..5c84a4f 100644
--- a/l2tpns.c
+++ b/l2tpns.c
@@ -4,7 +4,7 @@
 // Copyright (c) 2002 FireBrick (Andrews & Arnold Ltd / Watchfront Ltd) - GPL licenced
 // vim: sw=8 ts=8
 
-char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.29 2004/09/23 03:59:09 fred_nerk Exp $";
+char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.33 2004/10/28 03:58:38 bodea Exp $";
 
 #include <arpa/inet.h>
 #include <assert.h>
@@ -57,7 +57,7 @@ int snoopfd = -1;		// UDP file handle for sending out intercept data
 int *radfds = NULL;		// RADIUS requests file handles
 int ifrfd = -1;			// File descriptor for routing, etc
 time_t basetime = 0;		// base clock
-char *hostname = NULL;		// us.
+char hostname[1000] = "";	// us.
 int tunidx;			// ifr_ifindex of tun device
 u32 sessionid = 0;		// session id for radius accounting
 int syslog_log = 0;		// are we logging to syslog
@@ -95,7 +95,6 @@ struct config_descriptt config_values[] = {
 	CONFIG("debug", debug, INT),
 	CONFIG("log_file", log_filename, STRING),
 	CONFIG("pid_file", pid_file, STRING),
-	CONFIG("hostname", hostname, STRING),
 	CONFIG("l2tp_secret", l2tpsecret, STRING),
 	CONFIG("primary_dns", default_dns1, IP),
 	CONFIG("secondary_dns", default_dns2, IP),
@@ -2180,6 +2179,7 @@ int regular_cleanups(void)
 			if (++count >= MAX_ACTIONS) break;
 		}
 	}
+
 	if (*config->accounting_dir && next_acct <= TIME)
 	{
 		// Dump accounting data
@@ -2360,14 +2360,17 @@ void mainloop(void)
 			for (i = 0; i < config->num_radfds; i++)
 				if (FD_ISSET(radfds[i], &r))
 					processrad(buf, recv(radfds[i], buf, sizeof(buf), 0), i);
+
 			if (FD_ISSET(cluster_sockfd, &r))
 			{
 				int size;
 				size = recvfrom(cluster_sockfd, buf, sizeof(buf), MSG_WAITALL, (void *) &addr, &alen);
 				processcluster(buf, size, addr.sin_addr.s_addr);
 			}
+
 			if (FD_ISSET(controlfd, &r))
 				processcontrol(buf, recvfrom(controlfd, buf, sizeof(buf), MSG_WAITALL, (void *) &addr, &alen), &addr);
+
 			if (FD_ISSET(clifd, &r))
 			{
 				struct sockaddr_in addr;
@@ -2458,10 +2461,9 @@ void mainloop(void)
 }
 
 // Init data structures
-void initdata(void)
+void initdata(int optdebug, char *optconfig)
 {
 	int i;
-	char *p;
 
 	if (!(_statistics = shared_malloc(sizeof(struct Tstats))))
 	{
@@ -2475,7 +2477,8 @@ void initdata(void)
 	}
 	memset(config, 0, sizeof(struct configt));
 	time(&config->start_time);
-	strncpy(config->config_file, CONFIGFILE, sizeof(config->config_file) - 1);
+	config->debug = optdebug;
+	strncpy(config->config_file, optconfig, strlen(optconfig));
 	if (!(tunnel = shared_malloc(sizeof(tunnelt) * MAXTUNNEL)))
 	{
 		log(0, 0, 0, 0, "Error doing malloc for tunnels: %s\n", strerror(errno));
@@ -2546,10 +2549,13 @@ void initdata(void)
 	for (i = 1; i < MAXTUNNEL- 1; i++)
 		tunnel[i].state = TUNNELUNDEF;	// mark it as not filled in.
 
-	// Grab my hostname unless it's been specified
-	gethostname(config->hostname, sizeof(config->hostname));
-	if ((p = strchr(config->hostname, '.'))) *p = 0;
-	hostname = config->hostname;
+	if (!*hostname)
+	{
+		char *p;
+		// Grab my hostname unless it's been specified
+		gethostname(hostname, sizeof(hostname));
+		if ((p = strchr(hostname, '.'))) *p = 0;
+	}
 
 	_statistics->start_time = _statistics->last_reset = time(NULL);
 
@@ -2906,13 +2912,14 @@ int main(int argc, char *argv[])
 {
 	int o;
 	int optdebug = 0;
+	char *optconfig = CONFIGFILE;
 
 	_program_name = strdup(argv[0]);
 
 	time(&basetime);             // start clock
 
 	// scan args
-	while ((o = getopt(argc, argv, "vc:h:a:")) >= 0)
+	while ((o = getopt(argc, argv, "dvc:h:")) >= 0)
 	{
 		switch (o)
 		{
@@ -2924,10 +2931,12 @@ int main(int argc, char *argv[])
 			case 'v':
 				optdebug++;
 				break;
+			case 'c':
+			    	optconfig = optarg;
+				break;
 			case 'h':
 				snprintf(hostname, sizeof(hostname), "%s", optarg);
 				break;
-			case '?':
 			default:
 				printf("Args are:\n"
 				       "\t-d\tDetach from terminal\n"
@@ -2949,12 +2958,10 @@ int main(int argc, char *argv[])
 
 	initiptables();
 	initplugins();
-	initdata();
-
-	config->debug = optdebug;
+	initdata(optdebug, optconfig);
 
 	init_tbf();
-	init_cli();
+	init_cli(hostname);
 	read_config_file();
 
 	log(0, 0, 0, 0, "L2TPNS version " VERSION "\n");
@@ -3526,7 +3533,6 @@ int sessionsetup(tunnelidt t, sessionidt s)
 
 	CSTAT(call_sessionsetup);
 
-
 	log(3, session[s].ip, s, t, "Doing session setup for session\n");
 
 	if (!session[s].ip || session[s].ip == 0xFFFFFFFE)
@@ -3536,7 +3542,11 @@ int sessionsetup(tunnelidt t, sessionidt s)
 			log(3, 0, s, t, "   No IP allocated. Assigned %s from pool\n",
 					inet_toa(htonl(session[s].ip)));
 		else
+		{
 			log(0, 0, s, t, "   No IP allocated. The IP address pool is FULL!\n");
+			sessionshutdown(s, "No IP addresses available");
+			return 0;
+		}
 	}