X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/b3eeda4574fbd640f78389322effc82fb791a477..ec4f5a95de78fd6dea23e8a20ace3144e4e3eea6:/cli.c?ds=sidebyside diff --git a/cli.c b/cli.c index d02e544..3f950e0 100644 --- a/cli.c +++ b/cli.c @@ -1,9 +1,6 @@ // L2TPNS Command Line Interface // vim: sw=8 ts=8 -char const *cvs_name = "$Name: $"; -char const *cvs_id_cli = "$Id: cli.c,v 1.69 2005-12-05 14:10:42 bodea Exp $"; - #include #include #include @@ -34,8 +31,12 @@ char const *cvs_id_cli = "$Id: cli.c,v 1.69 2005-12-05 14:10:42 bodea Exp $"; #ifdef BGP #include "bgp.h" #endif +#ifdef LAC +#include "l2tplac.h" +#endif extern tunnelt *tunnel; +extern bundlet *bundle; extern sessiont *session; extern radiust *radius; extern ippoolt *ip_address_pool; @@ -99,9 +100,14 @@ static int cmd_set(struct cli_def *cli, char *command, char **argv, int argc); static int cmd_load_plugin(struct cli_def *cli, char *command, char **argv, int argc); static int cmd_remove_plugin(struct cli_def *cli, char *command, char **argv, int argc); static int cmd_uptime(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_shutdown(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_reload(struct cli_def *cli, char *command, char **argv, int argc); +#ifdef LAC +static int cmd_setforward(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_rmtlnsconf(struct cli_def *cli, char *command, char **argv, int argc); +#endif static int regular_stuff(struct cli_def *cli); -static void parsemac(char *string, char mac[6]); #ifdef STATISTICS static int cmd_show_counters(struct cli_def *cli, char *command, char **argv, int argc); @@ -130,20 +136,14 @@ static int cmd_show_access_list(struct cli_def *cli, char *command, char **argv, /* match if b is a substr of a */ #define MATCH(a,b) (!strncmp((a), (b), strlen(b))) -void init_cli(char *hostname) +void init_cli() { FILE *f; char buf[4096]; struct cli_command *c; struct cli_command *c2; - int on = 1; - struct sockaddr_in addr; cli = cli_init(); - if (hostname && *hostname) - cli_set_hostname(cli, hostname); - else - cli_set_hostname(cli, "l2tpns"); c = cli_register_command(cli, NULL, "show", NULL, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, NULL); cli_register_command(cli, c, "banana", cmd_show_banana, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show a banana"); @@ -156,6 +156,9 @@ void init_cli(char *hostname) cli_register_command(cli, c, "pool", cmd_show_pool, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show the IP address allocation pool"); cli_register_command(cli, c, "radius", cmd_show_radius, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show active radius queries"); cli_register_command(cli, c, "running-config", cmd_show_run, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Show the currently running configuration"); +#ifdef LAC + cli_register_command(cli, c, "remotelns-conf", cmd_show_rmtlnsconf, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Show a list of remote LNS configuration"); +#endif cli_register_command(cli, c, "session", cmd_show_session, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show a list of sessions or details for a single session"); cli_register_command(cli, c, "tbf", cmd_show_tbf, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "List all token bucket filters in use"); cli_register_command(cli, c, "throttle", cmd_show_throttle, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "List all throttled sessions and associated TBFs"); @@ -176,6 +179,8 @@ void init_cli(char *hostname) #endif cli_register_command(cli, NULL, "uptime", cmd_uptime, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show uptime and bandwidth utilisation"); + cli_register_command(cli, NULL, "shutdown", cmd_shutdown, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Shutdown l2tpns daemon and exit"); + cli_register_command(cli, NULL, "reload", cmd_reload, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Reload configuration"); c = cli_register_command(cli, NULL, "write", NULL, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, NULL); cli_register_command(cli, c, "memory", cmd_write_memory, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Save the running config to flash"); @@ -226,6 +231,10 @@ void init_cli(char *hostname) cli_register_command(cli, NULL, "set", cmd_set, PRIVILEGE_PRIVILEGED, MODE_CONFIG, "Set a configuration variable"); +#ifdef LAC + cli_register_command(cli, NULL, "setforward", cmd_setforward, PRIVILEGE_PRIVILEGED, MODE_CONFIG, "Set the Remote LNS Forward"); +#endif + c = cli_register_command(cli, NULL, "ip", NULL, PRIVILEGE_PRIVILEGED, MODE_CONFIG, NULL); cli_register_command(cli, c, "access-list", cmd_ip_access_list, PRIVILEGE_PRIVILEGED, MODE_CONFIG, "Add named access-list"); @@ -267,9 +276,20 @@ void init_cli(char *hostname) } fclose(f); } +} + +void cli_init_complete(char *hostname) +{ + int on = 1; + struct sockaddr_in addr; + + if (hostname && *hostname) + cli_set_hostname(cli, hostname); + else + cli_set_hostname(cli, "l2tpns"); memset(&addr, 0, sizeof(addr)); - clifd = socket(PF_INET, SOCK_STREAM, 6); + clifd = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP); setsockopt(clifd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)); { int flags; @@ -278,13 +298,22 @@ void init_cli(char *hostname) fcntl(clifd, F_SETFL, flags | O_NONBLOCK); } addr.sin_family = AF_INET; + addr.sin_addr.s_addr = config->cli_bind_address; /* defaults to INADDR_ANY */ addr.sin_port = htons(23); if (bind(clifd, (void *) &addr, sizeof(addr)) < 0) + { + LOG(0, 0, 0, "Error binding cli on port 23: %s\n", strerror(errno)); + close(clifd); + clifd = -1; + return; + } + if (listen(clifd, 10) < 0) { LOG(0, 0, 0, "Error listening on cli port 23: %s\n", strerror(errno)); + close(clifd); + clifd = -1; return; } - listen(clifd, 10); } void cli_do(int sockfd) @@ -426,6 +455,26 @@ static int cmd_show_session(struct cli_def *cli, char *command, char **argv, int cli_print(cli, "\tUnique SID:\t%u", session[s].unique_id); cli_print(cli, "\tOpened:\t\t%u seconds", session[s].opened ? abs(time_now - session[s].opened) : 0); cli_print(cli, "\tIdle time:\t%u seconds", session[s].last_packet ? abs(time_now - session[s].last_packet) : 0); + if (session[s].session_timeout) + { + clockt opened = session[s].opened; + if (session[s].bundle && bundle[session[s].bundle].num_of_links > 1) + opened = bundle[session[s].bundle].online_time; + + cli_print(cli, "\tSess Timeout:\t%u seconds", session[s].session_timeout - (opened ? abs(time_now - opened) : 0)); + } + + if (session[s].idle_timeout) + cli_print(cli, "\tIdle Timeout:\t%u seconds", session[s].idle_timeout - (session[s].last_data ? abs(time_now - session[s].last_data) : 0)); + + if (session[s].timeout) + { + cli_print(cli, "\tRemaining time:\t%u", + (session[s].bundle && bundle[session[s].bundle].num_of_links > 1) + ? (unsigned) (session[s].timeout - bundle[session[s].bundle].online_time) + : (unsigned) (session[s].timeout - (time_now - session[s].opened))); + } + cli_print(cli, "\tBytes In/Out:\t%u/%u", session[s].cout, session[s].cin); cli_print(cli, "\tPkts In/Out:\t%u/%u", session[s].pout, session[s].pin); cli_print(cli, "\tMRU:\t\t%d", session[s].mru); @@ -493,8 +542,15 @@ static int cmd_show_session(struct cli_def *cli, char *command, char **argv, int } // Show Summary - cli_print(cli, "%5s %4s %-32s %-15s %s %s %s %s %10s %10s %10s %4s %-15s %s", +#ifdef LAC + cli_print(cli, "%5s %7s %4s %-32s %-15s %s %s %s %s %10s %10s %10s %4s %10s %-18s %s", +#else + cli_print(cli, "%5s %4s %-32s %-15s %s %s %s %s %10s %10s %10s %4s %10s %-15s %s", +#endif "SID", +#ifdef LAC + "LkToSID", +#endif "TID", "Username", "IP", @@ -506,14 +562,31 @@ static int cmd_show_session(struct cli_def *cli, char *command, char **argv, int "downloaded", "uploaded", "idle", - "LAC", + "Rem.Time", +#ifdef LAC + "LAC(L)/RLNS(R)/PPPOE(P)", +#else + "LAC(L)/PPPOE(P)", +#endif "CLI"); for (i = 1; i < MAXSESSION; i++) { + uint32_t rem_time; if (!session[i].opened) continue; - cli_print(cli, "%5d %4d %-32s %-15s %s %s %s %s %10u %10lu %10lu %4u %-15s %s", + if (session[i].bundle && bundle[session[i].bundle].num_of_links > 1) + rem_time = session[i].timeout ? (session[i].timeout - bundle[session[i].bundle].online_time) : 0; + else + rem_time = session[i].timeout ? (session[i].timeout - (time_now-session[i].opened)) : 0; +#ifdef LAC + cli_print(cli, "%5d %7d %4d %-32s %-15s %s %s %s %s %10u %10lu %10lu %4u %10lu %3s%-20s %s", +#else + cli_print(cli, "%5d %4d %-32s %-15s %s %s %s %s %10u %10lu %10lu %4u %10lu %3s%-20s %s", +#endif i, +#ifdef LAC + session[i].forwardtosession, +#endif session[i].tunnel, session[i].user[0] ? session[i].user : "*", fmtaddr(htonl(session[i].ip), 0), @@ -525,7 +598,13 @@ static int cmd_show_session(struct cli_def *cli, char *command, char **argv, int (unsigned long)session[i].cout, (unsigned long)session[i].cin, abs(time_now - (session[i].last_packet ? session[i].last_packet : time_now)), - fmtaddr(htonl(tunnel[ session[i].tunnel ].ip), 1), + (unsigned long)(rem_time), +#ifdef LAC + (session[i].tunnel == TUNNEL_ID_PPPOE)?"(P)":(tunnel[session[i].tunnel].isremotelns?"(R)":"(L)"), +#else + (session[i].tunnel == TUNNEL_ID_PPPOE)?"(P)":"(L)", +#endif + (session[i].tunnel == TUNNEL_ID_PPPOE)?fmtMacAddr(session[i].src_hwaddr):fmtaddr(htonl(tunnel[session[i].tunnel].ip), 1), session[i].calling[0] ? session[i].calling : "*"); } return CLI_OK; @@ -609,12 +688,18 @@ static int cmd_show_tunnels(struct cli_def *cli, char *command, char **argv, int if (!show_all && (!tunnel[i].ip || tunnel[i].die)) continue; for (x = 0; x < MAXSESSION; x++) if (session[x].tunnel == i && session[x].opened && !session[x].die) sessions++; - cli_print(cli, "%4d %20s %20s %6s %6d", + cli_print(cli, "%4d %20s %20s %6s %6d %s", i, *tunnel[i].hostname ? tunnel[i].hostname : "(null)", fmtaddr(htonl(tunnel[i].ip), 0), states[tunnel[i].state], - sessions); + sessions +#ifdef LAC + ,(i == TUNNEL_ID_PPPOE)?"Tunnel pppoe":(tunnel[i].isremotelns?"Tunnel To Remote LNS":"Tunnel To LAC") +#else + ,(i == TUNNEL_ID_PPPOE)?"Tunnel pppoe":"Tunnel To LAC" +#endif + ); } return CLI_OK; @@ -777,72 +862,10 @@ static int cmd_clear_counters(struct cli_def *cli, char *command, char **argv, i static int cmd_show_version(struct cli_def *cli, char *command, char **argv, int argc) { - int tag = 0; - int file = 0; - int i = 0; - if (CLI_HELP_REQUESTED) - return cli_arg_help(cli, 1, - "tag", "Include CVS release tag", - "file", "Include file versions", - NULL); - - for (i = 0; i < argc; i++) - if (!strcmp(argv[i], "tag")) - tag++; - else if (!strcmp(argv[i], "file")) - file++; + return CLI_HELP_NO_ARGS; cli_print(cli, "L2TPNS %s", VERSION); - if (tag) - { - char const *p = strchr(cvs_name, ':'); - char const *e; - if (p) - { - p++; - while (isspace(*p)) - p++; - } - - if (!p || *p == '$') - p = "HEAD"; - - e = strpbrk(p, " \t$"); - cli_print(cli, "Tag: %.*s", (int) (e ? e - p + 1 : strlen(p)), p); - } - - if (file) - { - extern linked_list *loaded_plugins; - void *p; - - cli_print(cli, "Files:"); - cli_print(cli, " %s", cvs_id_arp); -#ifdef BGP - cli_print(cli, " %s", cvs_id_bgp); -#endif /* BGP */ - cli_print(cli, " %s", cvs_id_cli); - cli_print(cli, " %s", cvs_id_cluster); - cli_print(cli, " %s", cvs_id_constants); - cli_print(cli, " %s", cvs_id_control); - cli_print(cli, " %s", cvs_id_icmp); - cli_print(cli, " %s", cvs_id_l2tpns); - cli_print(cli, " %s", cvs_id_ll); - cli_print(cli, " %s", cvs_id_ppp); - cli_print(cli, " %s", cvs_id_radius); - cli_print(cli, " %s", cvs_id_tbf); - cli_print(cli, " %s", cvs_id_util); - - ll_reset(loaded_plugins); - while ((p = ll_next(loaded_plugins))) - { - char const **id = dlsym(p, "cvs_id"); - if (id) - cli_print(cli, " %s", *id); - } - } - return CLI_OK; } @@ -964,14 +987,6 @@ static int cmd_show_run(struct cli_def *cli, char *command, char **argv, int arg cli_print(cli, "set %s %d", config_values[i].key, *(int *) value); else if (config_values[i].type == UNSIGNED_LONG) cli_print(cli, "set %s %lu", config_values[i].key, *(unsigned long *) value); - else if (config_values[i].type == MAC) - cli_print(cli, "set %s %02x%02x.%02x%02x.%02x%02x", config_values[i].key, - *(unsigned short *) (value + 0), - *(unsigned short *) (value + 1), - *(unsigned short *) (value + 2), - *(unsigned short *) (value + 3), - *(unsigned short *) (value + 4), - *(unsigned short *) (value + 5)); } cli_print(cli, "# Plugins"); @@ -1013,6 +1028,11 @@ static int cmd_show_run(struct cli_def *cli, char *command, char **argv, int arg h = BGP_HOLD_TIME; cli_print(cli, " neighbour %s timers %d %d", config->neighbour[i].name, k, h); + + if (config->neighbour[i].update_source.s_addr != INADDR_ANY) + cli_print(cli, " neighbour %s update-source %s", + config->neighbour[i].name, + inet_ntoa(config->neighbour[i].update_source)); } } #endif @@ -1289,6 +1309,13 @@ static int cmd_drop_session(struct cli_def *cli, char *command, char **argv, int cli_print(cli, "Dropping session %d", s); cli_session_actions[s].action |= CLI_SESS_KILL; } +#ifdef LAC + else if (session[s].forwardtosession && session[s].opened && !session[s].die) + { + cli_print(cli, "Dropping session %d", s); + cli_session_actions[s].action |= CLI_SESS_KILL; + } +#endif else { cli_error(cli, "Session %d is not active.", s); @@ -1888,9 +1915,6 @@ static int cmd_set(struct cli_def *cli, char *command, char **argv, int argc) case IPv6: inet_pton(AF_INET6, argv[1], value); break; - case MAC: - parsemac(argv[1], (char *)value); - break; case BOOL: if (strcasecmp(argv[1], "yes") == 0 || strcasecmp(argv[1], "true") == 0 || strcasecmp(argv[1], "1") == 0) *(int *) value = 1; @@ -2028,7 +2052,7 @@ static int cmd_router_bgp_neighbour(struct cli_def *cli, char *command, char **a int keepalive; int hold; - if (CLI_HELP_REQUESTED) + if (CLI_HELP_REQUESTED) { switch (argc) { @@ -2042,6 +2066,7 @@ static int cmd_router_bgp_neighbour(struct cli_def *cli, char *command, char **a return cli_arg_help(cli, 0, "remote-as", "Set remote autonomous system number", "timers", "Set timers", + "update-source", "Set source address to use for the BGP session", NULL); default: @@ -2060,6 +2085,9 @@ static int cmd_router_bgp_neighbour(struct cli_def *cli, char *command, char **a return cli_arg_help(cli, 1, NULL); } + if (MATCH("update-source", argv[1])) + return cli_arg_help(cli, argc > 3, "A.B.C.D", "Source IP address", NULL); + return CLI_OK; } } @@ -2096,12 +2124,33 @@ static int cmd_router_bgp_neighbour(struct cli_def *cli, char *command, char **a snprintf(config->neighbour[i].name, sizeof(config->neighbour[i].name), "%s", argv[0]); config->neighbour[i].keepalive = -1; config->neighbour[i].hold = -1; + config->neighbour[i].update_source.s_addr = INADDR_ANY; } config->neighbour[i].as = as; return CLI_OK; } + if (MATCH("update-source", argv[1])) + { + struct in_addr addr; + + if (!config->neighbour[i].name[0]) + { + cli_error(cli, "Specify remote-as first"); + return CLI_OK; + } + + if (!inet_aton(argv[2], &addr)) + { + cli_error(cli, "Cannot parse IP \"%s\"", argv[2]); + return CLI_OK; + } + + config->neighbour[i].update_source = addr; + return CLI_OK; + } + if (argc != 4 || !MATCH("timers", argv[1])) { cli_error(cli, "Invalid arguments"); @@ -2138,14 +2187,14 @@ static int cmd_router_bgp_neighbour(struct cli_def *cli, char *command, char **a config->neighbour[i].keepalive = keepalive; config->neighbour[i].hold = hold; - return CLI_OK; + return CLI_OK; } static int cmd_router_bgp_no_neighbour(struct cli_def *cli, char *command, char **argv, int argc) { int i; - if (CLI_HELP_REQUESTED) + if (CLI_HELP_REQUESTED) return cli_arg_help(cli, argc > 0, "A.B.C.D", "BGP neighbour address", "NAME", "BGP neighbour name", @@ -2170,7 +2219,7 @@ static int cmd_router_bgp_no_neighbour(struct cli_def *cli, char *command, char } memset(&config->neighbour[i], 0, sizeof(config->neighbour[i])); - return CLI_OK; + return CLI_OK; } static int cmd_show_bgp(struct cli_def *cli, char *command, char **argv, int argc) @@ -3077,12 +3126,94 @@ static int cmd_show_access_list(struct cli_def *cli, char *command, char **argv, return CLI_OK; } -// Convert a string in the form of abcd.ef12.3456 into char[6] -void parsemac(char *string, char mac[6]) +static int cmd_shutdown(struct cli_def *cli, char *command, char **argv, int argc) { - if (sscanf(string, "%02x%02x.%02x%02x.%02x%02x", (unsigned int *)&mac[0], (unsigned int *)&mac[1], (unsigned int *)&mac[2], (unsigned int *)&mac[3], (unsigned int *)&mac[4], (unsigned int *)&mac[5]) == 6) - return; - if (sscanf(string, "%02x%02x:%02x%02x:%02x%02x", (unsigned int *)&mac[0], (unsigned int *)&mac[1], (unsigned int *)&mac[2], (unsigned int *)&mac[3], (unsigned int *)&mac[4], (unsigned int *)&mac[5]) == 6) - return; - memset(mac, 0, 6); + if (CLI_HELP_REQUESTED) + return CLI_HELP_NO_ARGS; + + kill(getppid(), SIGQUIT); + return CLI_OK; +} + +static int cmd_reload(struct cli_def *cli, char *command, char **argv, int argc) +{ + if (CLI_HELP_REQUESTED) + return CLI_HELP_NO_ARGS; + + kill(getppid(), SIGHUP); + return CLI_OK; +} + +#ifdef LAC + +static int cmd_setforward(struct cli_def *cli, char *command, char **argv, int argc) +{ + int ret; + + if (CLI_HELP_REQUESTED) + { + switch (argc) + { + case 1: + return cli_arg_help(cli, 0, + "MASK", "Users mask to forward (ex: myISP@operator.com)", NULL); + + case 2: + return cli_arg_help(cli, 0, + "IP", "IP of the remote LNS(ex: 64.64.64.64)", NULL); + + case 3: + return cli_arg_help(cli, 0, + "PORT", "Port of the remote LNS (ex: 1701)", NULL); + + case 4: + return cli_arg_help(cli, 0, + "SECRET", "l2tp secret of the remote LNS (ex: mysecretpsw)", NULL); + + default: + return cli_arg_help(cli, argc > 1, NULL); + } + } + + if (argc != 4) + { + cli_error(cli, "Specify variable and value"); + return CLI_OK; + } + + // lac_addremotelns(mask, IP_RemoteLNS, Port_RemoteLNS, SecretRemoteLNS) + ret = lac_addremotelns(argv[0], argv[1], argv[2], argv[3]); + + if (ret) + { + cli_print(cli, "setforward %s %s %s %s", argv[0], argv[1], argv[2], argv[3]); + if (ret == 2) + cli_print(cli, "%s Updated, the tunnel must be dropped", argv[0]); + } + else + cli_error(cli, "ERROR setforward %s %s %s %s", argv[0], argv[1], argv[2], argv[3]); + + return CLI_OK; } + +static int cmd_show_rmtlnsconf(struct cli_def *cli, char *command, char **argv, int argc) +{ + confrlnsidt idrlns; + char strdisp[1024]; + + if (CLI_HELP_REQUESTED) + { + return cli_arg_help(cli, 0, "remotelns-conf", "Show a list of remote LNS configurations", NULL); + } + + for (idrlns = 0; idrlns < MAXRLNSTUNNEL; idrlns++) + { + if (lac_cli_show_remotelns(idrlns, strdisp) != 0) + cli_print(cli, "%s", strdisp); + else + break; + } + + return CLI_OK; +} +#endif