- Use 2 seperate u16 values for throttle rate in/out
[l2tpns.git] / cli.c
diff --git a/cli.c b/cli.c
index ff2063d..54cb6ea 100644 (file)
--- a/cli.c
+++ b/cli.c
@@ -2,7 +2,7 @@
 // vim: sw=8 ts=8
 
 char const *cvs_name = "$Name:  $";
-char const *cvs_id_cli = "$Id: cli.c,v 1.19 2004/10/30 07:35:31 bodea Exp $";
+char const *cvs_id_cli = "$Id: cli.c,v 1.20 2004/11/02 04:35:03 bodea Exp $";
 
 #include <stdio.h>
 #include <stdarg.h>
@@ -10,7 +10,6 @@ char const *cvs_id_cli = "$Id: cli.c,v 1.19 2004/10/30 07:35:31 bodea Exp $";
 #include <sys/stat.h>
 #include <syslog.h>
 #include <malloc.h>
-#include <sched.h>
 #include <string.h>
 #include <ctype.h>
 #include <stdlib.h>
@@ -39,8 +38,6 @@ extern ippoolt *ip_address_pool;
 extern struct Tstats *_statistics;
 struct cli_def *cli = NULL;
 int cli_quit = 0;
-extern int clifd, udpfd, tunfd, snoopfd, ifrfd, cluster_sockfd;
-extern int *radfds;
 extern struct configt *config;
 extern struct config_descriptt config_values[];
 #ifdef RINGBUFFER
@@ -237,52 +234,11 @@ void init_cli(char *hostname)
 
 void cli_do(int sockfd)
 {
-       int i;
        int require_auth = 1;
        struct sockaddr_in addr;
        int l = sizeof(addr);
 
-       if (fork()) return;
-       if (config->scheduler_fifo)
-       {
-               int ret;
-               struct sched_param params = {0};
-               params.sched_priority = 0;
-               if ((ret = sched_setscheduler(0, SCHED_OTHER, &params)) == 0)
-               {
-                       log(3, 0, 0, 0, "Dropped FIFO scheduler\n");
-               }
-               else
-               {
-                       log(0, 0, 0, 0, "Error setting scheduler to OTHER: %s\n", strerror(errno));
-                       log(0, 0, 0, 0, "This is probably really really bad.\n");
-               }
-       }
-
-       signal(SIGPIPE, SIG_DFL);
-       signal(SIGCHLD, SIG_DFL);
-       signal(SIGHUP, SIG_DFL);
-       signal(SIGUSR1, SIG_DFL);
-       signal(SIGQUIT, SIG_DFL);
-       signal(SIGKILL, SIG_DFL);
-       signal(SIGALRM, SIG_DFL);
-       signal(SIGTERM, SIG_DFL);
-
-       // Close sockets
-       if (udpfd) close(udpfd); udpfd = 0;
-       if (tunfd) close(tunfd); tunfd = 0;
-       if (snoopfd) close(snoopfd); snoopfd = 0;
-       for (i = 0; i < config->num_radfds; i++)
-               if (radfds[i]) close(radfds[i]);
-       if (ifrfd) close(ifrfd); ifrfd = 0;
-       if (cluster_sockfd) close(cluster_sockfd); cluster_sockfd = 0;
-       if (clifd) close(clifd); clifd = 0;
-#ifdef BGP
-       for (i = 0; i < BGP_NUM_PEERS; i++)
-               if (bgp_peers[i].sock != -1)
-                       close(bgp_peers[i].sock);
-#endif /* BGP */
-
+       if (fork_and_close()) return;
        if (getpeername(sockfd, (struct sockaddr *)&addr, &l) == 0)
        {
                log(3, 0, 0, 0, "Accepted connection to CLI from %s\n", inet_toa(addr.sin_addr.s_addr));
@@ -412,8 +368,18 @@ int cmd_show_session(struct cli_def *cli, char *command, char **argv, int argc)
                                cli_print(cli, "        Intercepted:    %s:%d", inet_toa(session[s].snoop_ip), session[s] .snoop_port);
                        else
                                cli_print(cli, "        Intercepted:    no");
-                       cli_print(cli, "        Throttled:      %s", session[s].throttle ? "YES" : "no");
+
                        cli_print(cli, "        Walled Garden:  %s", session[s].walled_garden ? "YES" : "no");
+                       {
+                               int t = (session[s].throttle_in || session[s].throttle_out);
+                               cli_print(cli, "        Throttled:      %s%s%.0d%s%s%.0d%s%s",
+                                       t ? "YES" : "no", t ? " (" : "",
+                                       session[s].throttle_in, session[s].throttle_in ? "kbps" : t ? "-" : "",
+                                       t ? "/" : "",
+                                       session[s].throttle_out, session[s].throttle_out ? "kbps" : t ? "-" : "",
+                                       t ? ")" : "");
+                       }
+
                        b_in = session[s].tbf_in;
                        b_out = session[s].tbf_out;
                        if (b_in || b_out)
@@ -454,7 +420,7 @@ int cmd_show_session(struct cli_def *cli, char *command, char **argv, int argc)
        }
 
        // Show Summary
-       cli_print(cli, "  %s %4s %-32s %-15s %s %s %s %10s %10s %10s %4s %-15s %s",
+       cli_print(cli, "%5s %4s %-32s %-15s %s %s %s %10s %10s %10s %4s %-15s %s",
                        "SID",
                        "TID",
                        "Username",
@@ -481,7 +447,7 @@ int cmd_show_session(struct cli_def *cli, char *command, char **argv, int argc)
                                session[i].user[0] ? session[i].user : "*",
                                userip,
                                (session[i].snoop_ip && session[i].snoop_port) ? "Y" : "N",
-                               (session[i].throttle) ? "Y" : "N",
+                               (session[i].throttle_in || session[i].throttle_out) ? "Y" : "N",
                                (session[i].walled_garden) ? "Y" : "N",
                                abs(time_now - (unsigned long)session[i].opened),
                                (unsigned long)session[i].total_cout,
@@ -983,17 +949,26 @@ int cmd_show_throttle(struct cli_def *cli, char *command, char **argv, int argc)
        if (CLI_HELP_REQUESTED)
                return CLI_HELP_NO_ARGS;
 
-       cli_print(cli, "Token bucket filters:");
-       cli_print(cli, "%-6s %8s %-4s", "ID", "Handle", "Used");
+       cli_print(cli, "%5s %4s %-32s %7s %6s %6s %6s",
+                       "SID",
+                       "TID",
+                       "Username",
+                       "Rate In",
+                       "Out",
+                       "TBFI",
+                       "TBFO");
+
        for (i = 0; i < MAXSESSION; i++)
        {
-               if (!session[i].throttle)
-                       continue;
-
-               cli_print(cli, "%-6d %8d %8d",
-                       i,
-                       session[i].tbf_in,
-                       session[i].tbf_out);
+               if (session[i].throttle_in || session[i].throttle_out)
+                       cli_print(cli, "%5d %4d %-32s  %6d %6d %6d %6d",
+                               i,
+                               session[i].tunnel,
+                               session[i].user,
+                               session[i].throttle_in,
+                               session[i].throttle_out,
+                               session[i].tbf_in,
+                               session[i].tbf_out);
        }
 
        return CLI_OK;
@@ -1275,21 +1250,42 @@ int cmd_throttle(struct cli_def *cli, char *command, char **argv, int argc)
        int rate_out = 0;
        sessionidt s;
 
+       /*
+          throttle USER                   - throttle in/out to default rate
+          throttle USER RATE              - throttle in/out to default rate
+          throttle USER in RATE           - throttle input only
+          throttle USER out RATE          - throttle output only
+          throttle USER in RATE out RATE  - throttle both
+        */
+
        if (CLI_HELP_REQUESTED)
        {
                switch (argc)
                {
                case 1:
-                       return cli_arg_help(cli, 0, "user", "Username of session to throttle", NULL);
+                       return cli_arg_help(cli, 0,
+                               "USER", "Username of session to throttle", NULL);
 
                case 2:
-                       return cli_arg_help(cli, 1, "rate", "Incoming rate in kb/s", NULL);
+                       return cli_arg_help(cli, 1,
+                               "RATE", "Rate in kbps (in and out)",
+                               "in",   "Select incoming rate",
+                               "out",  "Select outgoing rate", NULL);
+
+               case 4:
+                       return cli_arg_help(cli, 1,
+                               "in",   "Select incoming rate",
+                               "out",  "Select outgoing rate", NULL);
 
                case 3:
-                       return cli_arg_help(cli, 1, "rate", "Outgoing rate in kb/s", NULL);
+                       if (isdigit(argv[1][0]))
+                               return cli_arg_help(cli, 1, NULL);
+
+               case 5:
+                       return cli_arg_help(cli, 0, "RATE", "Rate in kbps", NULL);
 
                default:
-                       return cli_arg_help(cli, argc > 1, "user", "Username of session to throttle", NULL);
+                       return cli_arg_help(cli, argc > 1, NULL);
                }
        }
 
@@ -1305,24 +1301,71 @@ int cmd_throttle(struct cli_def *cli, char *command, char **argv, int argc)
                return CLI_OK;
        }
 
-       rate_in = rate_out = config->rl_rate;
-       if (argc >= 2) rate_in = atoi(argv[1]);
-       if (argc >= 3) rate_out = atoi(argv[2]);
-
        if (!(s = sessionbyuser(argv[0])))
        {
                cli_print(cli, "User %s is not connected", argv[0]);
                return CLI_OK;
        }
 
-       if (session[s].throttle)
+       if (argc == 1)
+       {
+               rate_in = rate_out = config->rl_rate;
+       }
+       else if (argc == 2)
+       {
+               rate_in = rate_out = atoi(argv[1]);
+               if (rate_in < 1)
+               {
+                       cli_print(cli, "Invalid rate \"%s\"", argv[1]);
+                       return CLI_OK;
+               }
+       }
+       else if (argc == 3 || argc == 5)
+       {
+               int i;
+               for (i = 1; i < argc - 1; i += 2)
+               {
+                       int len = strlen(argv[i]);
+                       int r = 0;
+                       if (!strncasecmp(argv[i], "in", len))
+                               r = rate_in = atoi(argv[i+1]);
+                       else if (!strncasecmp(argv[i], "out", len))
+                               r = rate_out = atoi(argv[i+1]);
+
+                       if (r < 1)
+                       {
+                               cli_print(cli, "Invalid rate specification \"%s %s\"", argv[i], argv[i+1]);
+                               return CLI_OK;
+                       }
+               }
+       }
+       else
+       {
+               cli_print(cli, "Invalid arguments");
+               return CLI_OK;
+       }
+
+       if ((rate_in && session[s].throttle_in) || (rate_out && session[s].throttle_out))
        {
                cli_print(cli, "User %s already throttled, unthrottle first", argv[0]);
                return CLI_OK;
        }
 
+       cli_session_actions[s].throttle_in = cli_session_actions[s].throttle_out = -1;
+       if (rate_in && session[s].throttle_in != rate_in)
+               cli_session_actions[s].throttle_in = rate_in;
+
+       if (rate_out && session[s].throttle_out != rate_out)
+               cli_session_actions[s].throttle_out = rate_out;
+
+       if (cli_session_actions[s].throttle_in == -1 &&
+           cli_session_actions[s].throttle_out == -1)
+       {
+               cli_print(cli, "User %s already throttled at this rate", argv[0]);
+               return CLI_OK;
+       }
+
        cli_print(cli, "Throttling user %s", argv[0]);
-       cli_session_actions[s].throttle = rate_in << 16 | rate_out;
        cli_session_actions[s].action |= CLI_SESS_THROTTLE;
 
        return CLI_OK;
@@ -1357,14 +1400,15 @@ int cmd_no_throttle(struct cli_def *cli, char *command, char **argv, int argc)
                        continue;
                }
 
-               if (!session[s].throttle)
+               if (session[s].throttle_in || session[s].throttle_out)
+               {
+                       cli_print(cli, "Unthrottling user %s", argv[i]);
+                       cli_session_actions[s].action |= CLI_SESS_NOTHROTTLE;
+               }
+               else
                {
                        cli_print(cli, "User %s not throttled", argv[i]);
-                       continue;
                }
-
-               cli_print(cli, "Unthrottling user %s", argv[i]);
-               cli_session_actions[s].action |= CLI_SESS_NOTHROTTLE;
        }
 
        return CLI_OK;