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[l2tpns.git] / l2tpns.c
diff --git a/l2tpns.c b/l2tpns.c
index d55a091..1bcdf1d 100644 (file)
--- 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
 
 // 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 1.26 2004-09-19 23:19:23 fred_nerk Exp $";
+char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.34 2004-10-29 04:01:11 bodea Exp $";
 
 #include <arpa/inet.h>
 #include <assert.h>
 
 #include <arpa/inet.h>
 #include <assert.h>
@@ -101,13 +101,14 @@ struct config_descriptt config_values[] = {
        CONFIG("save_state", save_state, BOOL),
        CONFIG("primary_radius", radiusserver[0], IP),
        CONFIG("secondary_radius", radiusserver[1], IP),
        CONFIG("save_state", save_state, BOOL),
        CONFIG("primary_radius", radiusserver[0], IP),
        CONFIG("secondary_radius", radiusserver[1], IP),
-       CONFIG("primary_radius_port",radiusport[0], SHORT),
-       CONFIG("secondary_radius_port",radiusport[1], SHORT),
+       CONFIG("primary_radius_port", radiusport[0], SHORT),
+       CONFIG("secondary_radius_port", radiusport[1], SHORT),
        CONFIG("radius_accounting", radius_accounting, BOOL),
        CONFIG("radius_secret", radiussecret, STRING),
        CONFIG("bind_address", bind_address, IP),
        CONFIG("send_garp", send_garp, BOOL),
        CONFIG("throttle_speed", rl_rate, UNSIGNED_LONG),
        CONFIG("radius_accounting", radius_accounting, BOOL),
        CONFIG("radius_secret", radiussecret, STRING),
        CONFIG("bind_address", bind_address, IP),
        CONFIG("send_garp", send_garp, BOOL),
        CONFIG("throttle_speed", rl_rate, UNSIGNED_LONG),
+       CONFIG("throttle_buckets", num_tbfs, INT),
        CONFIG("accounting_dir", accounting_dir, STRING),
        CONFIG("setuid", target_uid, INT),
        CONFIG("dump_speed", dump_speed, BOOL),
        CONFIG("accounting_dir", accounting_dir, STRING),
        CONFIG("setuid", target_uid, INT),
        CONFIG("dump_speed", dump_speed, BOOL),
@@ -2180,7 +2181,7 @@ int regular_cleanups(void)
                }
        }
 
                }
        }
 
-       if (config->accounting_dir && next_acct <= TIME)
+       if (*config->accounting_dir && next_acct <= TIME)
        {
                // Dump accounting data
                next_acct = TIME + ACCT_TIME;
        {
                // Dump accounting data
                next_acct = TIME + ACCT_TIME;
@@ -2360,14 +2361,17 @@ 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);
                        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(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(controlfd, &r))
                                processcontrol(buf, recvfrom(controlfd, buf, sizeof(buf), MSG_WAITALL, (void *) &addr, &alen), &addr);
+
                        if (FD_ISSET(clifd, &r))
                        {
                                struct sockaddr_in addr;
                        if (FD_ISSET(clifd, &r))
                        {
                                struct sockaddr_in addr;
@@ -2458,54 +2462,58 @@ void mainloop(void)
 }
 
 // Init data structures
 }
 
 // Init data structures
-void initdata(void)
+void initdata(int optdebug, char *optconfig)
 {
        int i;
 
 {
        int i;
 
-       if ((_statistics = shared_malloc(sizeof(struct Tstats))) == MAP_FAILED)
+       if (!(_statistics = shared_malloc(sizeof(struct Tstats))))
        {
                log(0, 0, 0, 0, "Error doing malloc for _statistics: %s\n", strerror(errno));
                exit(1);
        }
        {
                log(0, 0, 0, 0, "Error doing malloc for _statistics: %s\n", strerror(errno));
                exit(1);
        }
-       if ((config = shared_malloc(sizeof(struct configt))) == MAP_FAILED)
+       if (!(config = shared_malloc(sizeof(struct configt))))
        {
                log(0, 0, 0, 0, "Error doing malloc for configuration: %s\n", strerror(errno));
                exit(1);
        }
        memset(config, 0, sizeof(struct configt));
        time(&config->start_time);
        {
                log(0, 0, 0, 0, "Error doing malloc for configuration: %s\n", strerror(errno));
                exit(1);
        }
        memset(config, 0, sizeof(struct configt));
        time(&config->start_time);
-       strncpy(config->config_file, CONFIGFILE, sizeof(config->config_file) - 1);
-       if ((tunnel = shared_malloc(sizeof(tunnelt) * MAXTUNNEL)) == MAP_FAILED);
+       strncpy(config->config_file, optconfig, strlen(optconfig));
+       config->debug = optdebug;
+       config->num_tbfs = MAXTBFS;
+       config->rl_rate = 28; // 28kbps
+
+       if (!(tunnel = shared_malloc(sizeof(tunnelt) * MAXTUNNEL)))
        {
                log(0, 0, 0, 0, "Error doing malloc for tunnels: %s\n", strerror(errno));
                exit(1);
        }
        {
                log(0, 0, 0, 0, "Error doing malloc for tunnels: %s\n", strerror(errno));
                exit(1);
        }
-       if ((session = shared_malloc(sizeof(sessiont) * MAXSESSION)) == MAP_FAILED)
+       if (!(session = shared_malloc(sizeof(sessiont) * MAXSESSION)))
        {
                log(0, 0, 0, 0, "Error doing malloc for sessions: %s\n", strerror(errno));
                exit(1);
        }
 
        {
                log(0, 0, 0, 0, "Error doing malloc for sessions: %s\n", strerror(errno));
                exit(1);
        }
 
-       if ((sess_count = shared_malloc(sizeof(sessioncountt) * MAXSESSION)) == MAP_FAILED)
+       if (!(sess_count = shared_malloc(sizeof(sessioncountt) * MAXSESSION)))
        {
                log(0, 0, 0, 0, "Error doing malloc for sessions_count: %s\n", strerror(errno));
                exit(1);
        }
 
        {
                log(0, 0, 0, 0, "Error doing malloc for sessions_count: %s\n", strerror(errno));
                exit(1);
        }
 
-       if ((radius = shared_malloc(sizeof(radiust) * MAXRADIUS)) == MAP_FAILED)
+       if (!(radius = shared_malloc(sizeof(radiust) * MAXRADIUS)))
        {
                log(0, 0, 0, 0, "Error doing malloc for radius: %s\n", strerror(errno));
                exit(1);
        }
 
        {
                log(0, 0, 0, 0, "Error doing malloc for radius: %s\n", strerror(errno));
                exit(1);
        }
 
-       if ((ip_address_pool = shared_malloc(sizeof(ippoolt) * MAXIPPOOL)) == MAP_FAILED)
+       if (!(ip_address_pool = shared_malloc(sizeof(ippoolt) * MAXIPPOOL)))
        {
                log(0, 0, 0, 0, "Error doing malloc for ip_address_pool: %s\n", strerror(errno));
                exit(1);
        }
 
 #ifdef RINGBUFFER
        {
                log(0, 0, 0, 0, "Error doing malloc for ip_address_pool: %s\n", strerror(errno));
                exit(1);
        }
 
 #ifdef RINGBUFFER
-       if ((ringbuffer = shared_malloc(sizeof(struct Tringbuffer))) == MAP_FAILED)
+       if (!(ringbuffer = shared_malloc(sizeof(struct Tringbuffer))))
        {
                log(0, 0, 0, 0, "Error doing malloc for ringbuffer: %s\n", strerror(errno));
                exit(1);
        {
                log(0, 0, 0, 0, "Error doing malloc for ringbuffer: %s\n", strerror(errno));
                exit(1);
@@ -2513,16 +2521,14 @@ void initdata(void)
        memset(ringbuffer, 0, sizeof(struct Tringbuffer));
 #endif
 
        memset(ringbuffer, 0, sizeof(struct Tringbuffer));
 #endif
 
-       if ((cli_session_actions = shared_malloc(sizeof(struct cli_session_actions) * MAXSESSION))
-                       == MAP_FAILED)
+       if (!(cli_session_actions = shared_malloc(sizeof(struct cli_session_actions) * MAXSESSION)))
        {
                log(0, 0, 0, 0, "Error doing malloc for cli session actions: %s\n", strerror(errno));
                exit(1);
        }
        memset(cli_session_actions, 0, sizeof(struct cli_session_actions) * MAXSESSION);
 
        {
                log(0, 0, 0, 0, "Error doing malloc for cli session actions: %s\n", strerror(errno));
                exit(1);
        }
        memset(cli_session_actions, 0, sizeof(struct cli_session_actions) * MAXSESSION);
 
-       if ((cli_tunnel_actions = shared_malloc(sizeof(struct cli_tunnel_actions) * MAXSESSION))
-                       == MAP_FAILED)
+       if (!(cli_tunnel_actions = shared_malloc(sizeof(struct cli_tunnel_actions) * MAXSESSION)))
        {
                log(0, 0, 0, 0, "Error doing malloc for cli tunnel actions: %s\n", strerror(errno));
                exit(1);
        {
                log(0, 0, 0, 0, "Error doing malloc for cli tunnel actions: %s\n", strerror(errno));
                exit(1);
@@ -2554,10 +2560,11 @@ void initdata(void)
                gethostname(hostname, sizeof(hostname));
                if ((p = strchr(hostname, '.'))) *p = 0;
        }
                gethostname(hostname, sizeof(hostname));
                if ((p = strchr(hostname, '.'))) *p = 0;
        }
+
        _statistics->start_time = _statistics->last_reset = time(NULL);
 
 #ifdef BGP
        _statistics->start_time = _statistics->last_reset = time(NULL);
 
 #ifdef BGP
-       if ((bgp_peers = shared_malloc(sizeof(struct bgp_peer) * BGP_NUM_PEERS)) == MAP_FAILED)
+       if (!(bgp_peers = shared_malloc(sizeof(struct bgp_peer) * BGP_NUM_PEERS)))
        {
                log(0, 0, 0, 0, "Error doing malloc for bgp: %s\n", strerror(errno));
                exit(1);
        {
                log(0, 0, 0, 0, "Error doing malloc for bgp: %s\n", strerror(errno));
                exit(1);
@@ -2867,7 +2874,7 @@ void dump_acct_info()
 
        for (i = 0; i < MAXSESSION; i++)
        {
 
        for (i = 0; i < MAXSESSION; i++)
        {
-               if (!session[i].opened || !session[i].ip || !session[i].cin || !session[i].cout || !*session[i].user || session[i].walled_garden)
+               if (!session[i].opened || !session[i].ip || (!session[i].cin && !session[i].cout) || !*session[i].user || session[i].walled_garden)
                        continue;
                if (!f)
                {
                        continue;
                if (!f)
                {
@@ -2909,13 +2916,14 @@ int main(int argc, char *argv[])
 {
        int o;
        int optdebug = 0;
 {
        int o;
        int optdebug = 0;
+       char *optconfig = CONFIGFILE;
 
        _program_name = strdup(argv[0]);
 
        time(&basetime);             // start clock
 
        // scan args
 
        _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)
                {
        {
                switch (o)
                {
@@ -2927,10 +2935,12 @@ int main(int argc, char *argv[])
                        case 'v':
                                optdebug++;
                                break;
                        case 'v':
                                optdebug++;
                                break;
+                       case 'c':
+                               optconfig = optarg;
+                               break;
                        case 'h':
                                snprintf(hostname, sizeof(hostname), "%s", optarg);
                                break;
                        case 'h':
                                snprintf(hostname, sizeof(hostname), "%s", optarg);
                                break;
-                       case '?':
                        default:
                                printf("Args are:\n"
                                       "\t-d\tDetach from terminal\n"
                        default:
                                printf("Args are:\n"
                                       "\t-d\tDetach from terminal\n"
@@ -2952,13 +2962,11 @@ int main(int argc, char *argv[])
 
        initiptables();
        initplugins();
 
        initiptables();
        initplugins();
-       initdata();
+       initdata(optdebug, optconfig);
 
 
-       config->debug = optdebug;
-
-       init_tbf();
-       init_cli(hostname);
        read_config_file();
        read_config_file();
+       init_tbf(config->num_tbfs);
+       init_cli(hostname);
 
        log(0, 0, 0, 0, "L2TPNS version " VERSION "\n");
        log(0, 0, 0, 0, "Copyright (c) 2003, 2004 Optus Internet Engineering\n");
 
        log(0, 0, 0, 0, "L2TPNS version " VERSION "\n");
        log(0, 0, 0, 0, "Copyright (c) 2003, 2004 Optus Internet Engineering\n");
@@ -3529,7 +3537,6 @@ int sessionsetup(tunnelidt t, sessionidt s)
 
        CSTAT(call_sessionsetup);
 
 
        CSTAT(call_sessionsetup);
 
-
        log(3, session[s].ip, s, t, "Doing session setup for session\n");
 
        if (!session[s].ip || session[s].ip == 0xFFFFFFFE)
        log(3, session[s].ip, s, t, "Doing session setup for session\n");
 
        if (!session[s].ip || session[s].ip == 0xFFFFFFFE)
@@ -3539,7 +3546,11 @@ 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(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");
                        log(0, 0, s, t, "   No IP allocated. The IP address pool is FULL!\n");
+                       sessionshutdown(s, "No IP addresses available");
+                       return 0;
+               }
        }
 
 
        }
 
 
for cloning use: "git clone git://git.sameswireless.fr/l2tpns.git" ; For add to your sources.list: "deb http://package.sameswifi.fr/ jessie main"