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[l2tpns.git] / l2tpns.c
diff --git a/l2tpns.c b/l2tpns.c
index 52a813d..a04a180 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 1.23 2004-08-26 04:43:52 fred_nerk Exp $";
+char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.25 2004-09-02 04:18:07 fred_nerk Exp $";
 
 #include <arpa/inet.h>
 #include <assert.h>
 
 #include <arpa/inet.h>
 #include <assert.h>
@@ -63,7 +63,7 @@ u32 sessionid = 0;            // session id for radius accounting
 int syslog_log = 0;            // are we logging to syslog
 FILE *log_stream = NULL;       // file handle for direct logging (i.e. direct into file, not via syslog).
 extern int cluster_sockfd;     // Intra-cluster communications socket.
 int syslog_log = 0;            // are we logging to syslog
 FILE *log_stream = NULL;       // file handle for direct logging (i.e. direct into file, not via syslog).
 extern int cluster_sockfd;     // Intra-cluster communications socket.
-u32 last_sid = 0;              // Last used PPP SID. Can I kill this?? -- mo
+u32 last_id = 0;               // Last used PPP SID. Can I kill this?? -- mo
 int clifd = 0;                 // Socket listening for CLI connections.
 
 struct cli_session_actions *cli_session_actions = NULL;        // Pending session changes requested by CLI
 int clifd = 0;                 // Socket listening for CLI connections.
 
 struct cli_session_actions *cli_session_actions = NULL;        // Pending session changes requested by CLI
@@ -978,6 +978,9 @@ int throttle_session(sessionidt s, int throttle)
 
        if (throttle)
        {
 
        if (throttle)
        {
+               int rate_in = throttle & 0x0000FFFF;
+               int rate_out = throttle >> 16;
+
                if (session[s].tbf_in || session[s].tbf_out)
                {
                        if (throttle == session[s].throttle)
                if (session[s].tbf_in || session[s].tbf_out)
                {
                        if (throttle == session[s].throttle)
@@ -989,8 +992,8 @@ int throttle_session(sessionidt s, int throttle)
                        free_tbf(session[s].tbf_out);
                }
 
                        free_tbf(session[s].tbf_out);
                }
 
-               session[s].tbf_in = new_tbf(s, throttle*1024/4, throttle*1024/8, send_ipin);
-               session[s].tbf_out = new_tbf(s, throttle*1024/4, throttle*1024/8, send_ipout);
+               if (rate_in) session[s].tbf_in = new_tbf(s, rate_in * 1024 / 4, rate_in * 1024 / 8, send_ipin);
+               if (rate_out) session[s].tbf_out = new_tbf(s, rate_out * 1024 / 4, rate_out * 1024 / 8, send_ipout);
 
                if (throttle != session[s].throttle)
                {
 
                if (throttle != session[s].throttle)
                {
@@ -1808,7 +1811,7 @@ void processudp(u8 * buf, int len, struct sockaddr_in *addr)
                                        // TBA
                                        break;
                                case 12:      // ICCN
                                        // TBA
                                        break;
                                case 12:      // ICCN
-                                       if ( amagic == 0) amagic = time_now;
+                                       if (amagic == 0) amagic = time_now;
                                        session[s].magic = amagic; // set magic number
                                        session[s].l2tp_flags = aflags; // set flags received
                                        log(3, ntohl(addr->sin_addr.s_addr), s, t, "Magic %X Flags %X\n", amagic, aflags);
                                        session[s].magic = amagic; // set magic number
                                        session[s].l2tp_flags = aflags; // set flags received
                                        log(3, ntohl(addr->sin_addr.s_addr), s, t, "Magic %X Flags %X\n", amagic, aflags);
@@ -2144,8 +2147,9 @@ int regular_cleanups(void)
 
                        if (a & CLI_SESS_THROTTLE)
                        {
 
                        if (a & CLI_SESS_THROTTLE)
                        {
-                               log(2, 0, s, session[s].tunnel, "Throttling session by CLI (to %d)\n",
-                                   cli_session_actions[s].throttle);
+                               log(2, 0, s, session[s].tunnel, "Throttling session by CLI (to %dkb/s up and %dkb/s down)\n",
+                                   cli_session_actions[s].throttle & 0xFFFF,
+                                   cli_session_actions[s].throttle >> 16);
 
                                throttle_session(s, cli_session_actions[s].throttle);
                        }
 
                                throttle_session(s, cli_session_actions[s].throttle);
                        }
@@ -2445,74 +2449,69 @@ void initdata(void)
 {
        int i;
 
 {
        int i;
 
-       _statistics = mmap(NULL, sizeof(struct Tstats), PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (_statistics == MAP_FAILED)
+       if ((_statistics = shared_malloc(sizeof(struct Tstats))) == MAP_FAILED)
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for _statistics: %s\n", strerror(errno));
+               log(0, 0, 0, 0, "Error doing malloc for _statistics: %s\n", strerror(errno));
                exit(1);
        }
                exit(1);
        }
-       config = mmap(NULL, sizeof(struct configt), PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (config == MAP_FAILED)
+       if ((config = shared_malloc(sizeof(struct configt))) == MAP_FAILED)
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for configuration: %s\n", strerror(errno));
+               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);
                exit(1);
        }
        memset(config, 0, sizeof(struct configt));
        time(&config->start_time);
        strncpy(config->config_file, CONFIGFILE, sizeof(config->config_file) - 1);
-       tunnel = mmap(NULL, sizeof(tunnelt) * MAXTUNNEL, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (tunnel == MAP_FAILED)
+       if ((tunnel = shared_malloc(sizeof(tunnelt) * MAXTUNNEL)) == MAP_FAILED);
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for tunnels: %s\n", strerror(errno));
+               log(0, 0, 0, 0, "Error doing malloc for tunnels: %s\n", strerror(errno));
                exit(1);
        }
                exit(1);
        }
-       session = mmap(NULL, sizeof(sessiont) * MAXSESSION, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (session == MAP_FAILED)
+       if ((session = shared_malloc(sizeof(sessiont) * MAXSESSION)) == MAP_FAILED)
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for sessions: %s\n", strerror(errno));
+               log(0, 0, 0, 0, "Error doing malloc for sessions: %s\n", strerror(errno));
                exit(1);
        }
 
                exit(1);
        }
 
-       sess_count = mmap(NULL, sizeof(sessioncountt) * MAXSESSION, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (sess_count == MAP_FAILED)
+       if ((sess_count = shared_malloc(sizeof(sessioncountt) * MAXSESSION)) == MAP_FAILED)
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for sessions_count: %s\n", strerror(errno));
+               log(0, 0, 0, 0, "Error doing malloc for sessions_count: %s\n", strerror(errno));
                exit(1);
        }
 
                exit(1);
        }
 
-       radius = mmap(NULL, sizeof(radiust) * MAXRADIUS, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (radius == MAP_FAILED)
+       if ((radius = shared_malloc(sizeof(radiust) * MAXRADIUS)) == MAP_FAILED)
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for radius: %s\n", strerror(errno));
+               log(0, 0, 0, 0, "Error doing malloc for radius: %s\n", strerror(errno));
                exit(1);
        }
                exit(1);
        }
-       ip_address_pool = mmap(NULL, sizeof(ippoolt) * MAXIPPOOL, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (ip_address_pool == MAP_FAILED)
+
+       if ((ip_address_pool = shared_malloc(sizeof(ippoolt) * MAXIPPOOL)) == MAP_FAILED)
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for ip_address_pool: %s\n", strerror(errno));
+               log(0, 0, 0, 0, "Error doing malloc for ip_address_pool: %s\n", strerror(errno));
                exit(1);
        }
                exit(1);
        }
+
 #ifdef RINGBUFFER
 #ifdef RINGBUFFER
-       ringbuffer = mmap(NULL, sizeof(struct Tringbuffer), PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (ringbuffer == MAP_FAILED)
+       if ((ringbuffer = shared_malloc(sizeof(struct Tringbuffer))) == MAP_FAILED)
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for ringbuffer: %s\n", strerror(errno));
+               log(0, 0, 0, 0, "Error doing malloc for ringbuffer: %s\n", strerror(errno));
                exit(1);
        }
        memset(ringbuffer, 0, sizeof(struct Tringbuffer));
 #endif
 
                exit(1);
        }
        memset(ringbuffer, 0, sizeof(struct Tringbuffer));
 #endif
 
-       cli_session_actions = mmap(NULL, sizeof(struct cli_session_actions) * MAXSESSION, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (cli_session_actions == MAP_FAILED)
+       if ((cli_session_actions = shared_malloc(sizeof(struct cli_session_actions) * MAXSESSION))
+                       == MAP_FAILED)
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for cli session actions: %s\n", strerror(errno));
+               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);
                exit(1);
        }
        memset(cli_session_actions, 0, sizeof(struct cli_session_actions) * MAXSESSION);
-       cli_tunnel_actions = mmap(NULL, sizeof(struct cli_tunnel_actions) * MAXSESSION, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (cli_tunnel_actions == MAP_FAILED)
+
+       if ((cli_tunnel_actions = shared_malloc(sizeof(struct cli_tunnel_actions) * MAXSESSION))
+                       == MAP_FAILED)
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for cli tunnel actions: %s\n", strerror(errno));
+               log(0, 0, 0, 0, "Error doing malloc for cli tunnel actions: %s\n", strerror(errno));
                exit(1);
        }
        memset(cli_tunnel_actions, 0, sizeof(struct cli_tunnel_actions) * MAXSESSION);
                exit(1);
        }
        memset(cli_tunnel_actions, 0, sizeof(struct cli_tunnel_actions) * MAXSESSION);
@@ -2545,10 +2544,9 @@ void initdata(void)
        _statistics->start_time = _statistics->last_reset = time(NULL);
 
 #ifdef BGP
        _statistics->start_time = _statistics->last_reset = time(NULL);
 
 #ifdef BGP
-       bgp_peers = mmap(NULL, sizeof(struct bgp_peer) * BGP_NUM_PEERS, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (bgp_peers == MAP_FAILED)
+       if ((bgp_peers = shared_malloc(sizeof(struct bgp_peer) * BGP_NUM_PEERS)) == MAP_FAILED)
        {
        {
-               log(0, 0, 0, 0, "Error doing mmap for bgp: %s\n", strerror(errno));
+               log(0, 0, 0, 0, "Error doing malloc for bgp: %s\n", strerror(errno));
                exit(1);
        }
 #endif /* BGP */
                exit(1);
        }
 #endif /* BGP */
@@ -2879,10 +2877,10 @@ void dump_acct_info()
 
                log(4, 0, 0, 0, "Dumping accounting information for %s\n", session[i].user);
                fprintf(f, "%s %s %d %u %u\n",
 
                log(4, 0, 0, 0, "Dumping accounting information for %s\n", session[i].user);
                fprintf(f, "%s %s %d %u %u\n",
-                       session[i].user,                // username
-                       inet_toa(htonl(session[i].ip)),         // ip
-                       (session[i].throttle) ? 2 : 1,  // qos
-                       (u32)session[i].cin,            // uptxoctets
+                       session[i].user,                // username
+                       inet_toa(htonl(session[i].ip)), // ip
+                       (session[i].throttle) ? 2 : 1,  // qos
+                       (u32)session[i].cin,            // uptxoctets
                        (u32)session[i].cout);          // downrxoctets
 
                session[i].pin = session[i].cin = 0;
                        (u32)session[i].cout);          // downrxoctets
 
                session[i].pin = session[i].cin = 0;
@@ -3563,12 +3561,12 @@ int sessionsetup(tunnelidt t, sessionidt s)
        for (r = 0; r < MAXROUTE && session[s].route[r].ip; r++)
                routeset(s, session[s].route[r].ip, session[s].route[r].mask, session[s].ip, 1);
 
        for (r = 0; r < MAXROUTE && session[s].route[r].ip; r++)
                routeset(s, session[s].route[r].ip, session[s].route[r].mask, session[s].ip, 1);
 
-       if (!session[s].sid)
+       if (!session[s].unique_id)
        {
                // did this session just finish radius?
                log(3, session[s].ip, s, t, "Sending initial IPCP to client\n");
                sendipcp(t, s);
        {
                // did this session just finish radius?
                log(3, session[s].ip, s, t, "Sending initial IPCP to client\n");
                sendipcp(t, s);
-               session[s].sid = ++last_sid;
+               session[s].unique_id = ++last_id;
        }
 
        // Run the plugin's against this new session.
        }
 
        // Run the plugin's against this new session.
for cloning use: "git clone git://git.sameswireless.fr/l2tpns.git" ; For add to your sources.list: "deb http://package.sameswifi.fr/ jessie main"