X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/2a11e0265302723f372675e45199348d50b6eaaf..7cb3cf60e706665ebe78b8b6d6d5eda80e394946:/cli.c diff --git a/cli.c b/cli.c index 3fbc0bd..435c4cf 100644 --- 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 1.21 2004/11/02 06:45:36 bodea Exp $"; +char const *cvs_id_cli = "$Id: cli.c,v 1.28 2004/11/16 07:54:32 bodea Exp $"; #include #include @@ -29,6 +29,7 @@ char const *cvs_id_cli = "$Id: cli.c,v 1.21 2004/11/02 06:45:36 bodea Exp $"; #include "ll.h" #ifdef BGP #include "bgp.h" +#include #endif extern tunnelt *tunnel; @@ -36,8 +37,7 @@ extern sessiont *session; extern radiust *radius; extern ippoolt *ip_address_pool; extern struct Tstats *_statistics; -struct cli_def *cli = NULL; -int cli_quit = 0; +static struct cli_def *cli = NULL; extern struct configt *config; extern struct config_descriptt config_values[]; #ifdef RINGBUFFER @@ -47,7 +47,7 @@ extern struct cli_session_actions *cli_session_actions; extern struct cli_tunnel_actions *cli_tunnel_actions; extern tbft *filter_list; -char *debug_levels[] = { +static char *debug_levels[] = { "CRIT", "ERROR", "WARN", @@ -66,40 +66,49 @@ struct char data; } debug_flags; -int debug_session; -int debug_tunnel; -int debug_rb_tail; -FILE *save_config_fh; - -int cmd_show_session(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_tunnels(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_users(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_radius(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_counters(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_version(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_pool(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_run(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_banana(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_plugins(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_throttle(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_show_cluster(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_write_memory(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_clear_counters(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_drop_user(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_drop_tunnel(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_drop_session(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_snoop(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_no_snoop(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_throttle(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_no_throttle(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_debug(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_no_debug(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_set(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_load_plugin(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_remove_plugin(struct cli_def *cli, char *command, char **argv, int argc); -int cmd_uptime(struct cli_def *cli, char *command, char **argv, int argc); -int regular_stuff(struct cli_def *cli); -void parsemac(char *string, char mac[6]); +static int debug_session; +static int debug_tunnel; +static int debug_rb_tail; + +static int cmd_show_session(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_tunnels(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_users(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_radius(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_counters(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_version(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_pool(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_run(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_banana(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_plugins(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_throttle(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_write_memory(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_clear_counters(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_drop_user(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_drop_tunnel(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_drop_session(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_snoop(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_no_snoop(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_throttle(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_no_throttle(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_debug(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_no_debug(struct cli_def *cli, char *command, char **argv, int argc); +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 regular_stuff(struct cli_def *cli); +static void parsemac(char *string, char mac[6]); + +#ifdef BGP +#define MODE_CONFIG_BGP 8 +static int cmd_router_bgp(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_router_bgp_neighbour(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_router_bgp_no_neighbour(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_show_bgp(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_suspend_bgp(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_no_suspend_bgp(struct cli_def *cli, char *command, char **argv, int argc); +static int cmd_restart_bgp(struct cli_def *cli, char *command, char **argv, int argc); +#endif /* BGP */ void init_cli(char *hostname) { @@ -155,24 +164,37 @@ void init_cli(char *hostname) cli_register_command(cli, NULL, "throttle", cmd_throttle, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Temporarily enable throttling for a user"); cli_register_command(cli, NULL, "debug", cmd_debug, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Set the level of logging that is shown on the console"); +#ifdef BGP c = cli_register_command(cli, NULL, "suspend", NULL, PRIVILEGE_PRIVILEGED, MODE_EXEC, NULL); - cli_register_command(cli, c, "bgp", cmd_suspend_bgp, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Withdraw routes from BGP peer"); + cli_register_command(cli, c, "bgp", cmd_suspend_bgp, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Withdraw routes from BGP neighbour"); +#endif /* BGP */ c = cli_register_command(cli, NULL, "no", NULL, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, NULL); cli_register_command(cli, c, "snoop", cmd_no_snoop, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Temporarily disable interception for a user"); cli_register_command(cli, c, "throttle", cmd_no_throttle, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Temporarily disable throttling for a user"); cli_register_command(cli, c, "debug", cmd_no_debug, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Turn off logging of a certain level of debugging"); + +#ifdef BGP c2 = cli_register_command(cli, c, "suspend", NULL, PRIVILEGE_PRIVILEGED, MODE_EXEC, NULL); - cli_register_command(cli, c2, "bgp", cmd_no_suspend_bgp, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Advertise routes to BGP peer"); + cli_register_command(cli, c2, "bgp", cmd_no_suspend_bgp, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Advertise routes to BGP neighbour"); + + c = cli_register_command(cli, NULL, "restart", NULL, PRIVILEGE_PRIVILEGED, MODE_EXEC, NULL); + cli_register_command(cli, c, "bgp", cmd_restart_bgp, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Restart BGP"); + + c = cli_register_command(cli, NULL, "router", NULL, PRIVILEGE_PRIVILEGED, MODE_CONFIG, NULL); + cli_register_command(cli, c, "bgp", cmd_router_bgp, PRIVILEGE_PRIVILEGED, MODE_CONFIG, "Configure BGP"); + + cli_register_command(cli, NULL, "neighbour", cmd_router_bgp_neighbour, PRIVILEGE_PRIVILEGED, MODE_CONFIG_BGP, "Configure BGP neighbour"); + + c = cli_register_command(cli, NULL, "no", NULL, PRIVILEGE_PRIVILEGED, MODE_CONFIG_BGP, NULL); + cli_register_command(cli, c, "neighbour", cmd_router_bgp_no_neighbour, PRIVILEGE_PRIVILEGED, MODE_CONFIG_BGP, "Remove BGP neighbour"); +#endif /* BGP */ c = cli_register_command(cli, NULL, "drop", NULL, PRIVILEGE_PRIVILEGED, MODE_EXEC, NULL); cli_register_command(cli, c, "user", cmd_drop_user, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Disconnect a user"); cli_register_command(cli, c, "tunnel", cmd_drop_tunnel, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Disconnect a tunnel and all sessions on that tunnel"); cli_register_command(cli, c, "session", cmd_drop_session, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Disconnect a session"); - c = cli_register_command(cli, NULL, "restart", NULL, PRIVILEGE_PRIVILEGED, MODE_EXEC, NULL); - cli_register_command(cli, c, "bgp", cmd_restart_bgp, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Restart BGP"); - c = cli_register_command(cli, NULL, "load", NULL, PRIVILEGE_PRIVILEGED, MODE_CONFIG, NULL); cli_register_command(cli, c, "plugin", cmd_load_plugin, PRIVILEGE_PRIVILEGED, MODE_CONFIG, "Load a plugin"); @@ -186,7 +208,7 @@ void init_cli(char *hostname) if (!(f = fopen(CLIUSERS, "r"))) { - log(0, 0, 0, 0, "WARNING! No users specified. Command-line access is open to all\n"); + LOG(0, 0, 0, 0, "WARNING! No users specified. Command-line access is open to all\n"); } else { @@ -202,12 +224,12 @@ void init_cli(char *hostname) if (!strcmp(buf, "enable")) { cli_allow_enable(cli, p); - log(3, 0, 0, 0, "Setting enable password\n"); + LOG(3, 0, 0, 0, "Setting enable password\n"); } else { cli_allow_user(cli, buf, p); - log(3, 0, 0, 0, "Allowing user %s to connect to the CLI\n", buf); + LOG(3, 0, 0, 0, "Allowing user %s to connect to the CLI\n", buf); } } fclose(f); @@ -226,7 +248,7 @@ void init_cli(char *hostname) addr.sin_port = htons(23); if (bind(clifd, (void *) &addr, sizeof(addr)) < 0) { - log(0, 0, 0, 0, "Error listening on cli port 23: %s\n", strerror(errno)); + LOG(0, 0, 0, 0, "Error listening on cli port 23: %s\n", strerror(errno)); return; } listen(clifd, 10); @@ -241,18 +263,18 @@ void cli_do(int sockfd) 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)); + LOG(3, 0, 0, 0, "Accepted connection to CLI from %s\n", inet_toa(addr.sin_addr.s_addr)); require_auth = addr.sin_addr.s_addr != inet_addr("127.0.0.1"); } else - log(0, 0, 0, 0, "getpeername() failed on cli socket. Requiring authentication: %s\n", strerror(errno)); + LOG(0, 0, 0, 0, "getpeername() failed on cli socket. Requiring authentication: %s\n", strerror(errno)); if (require_auth) { - log(3, 0, 0, 0, "CLI is remote, requiring authentication\n"); + LOG(3, 0, 0, 0, "CLI is remote, requiring authentication\n"); if (!cli->users) /* paranoia */ { - log(0, 0, 0, 0, "No users for remote authentication! Exiting CLI\n"); + LOG(0, 0, 0, 0, "No users for remote authentication! Exiting CLI\n"); exit(0); } } @@ -273,18 +295,18 @@ void cli_do(int sockfd) cli_loop(cli, sockfd); close(sockfd); - log(3, 0, 0, 0, "Closed CLI connection from %s\n", inet_toa(addr.sin_addr.s_addr)); + LOG(3, 0, 0, 0, "Closed CLI connection from %s\n", inet_toa(addr.sin_addr.s_addr)); exit(0); } -void cli_print_log(struct cli_def *cli, char *string) +static void cli_print_log(struct cli_def *cli, char *string) { - log(3, 0, 0, 0, "%s\n", string); + LOG(3, 0, 0, 0, "%s\n", string); } void cli_do_file(FILE *fh) { - log(3, 0, 0, 0, "Reading configuration file\n"); + LOG(3, 0, 0, 0, "Reading configuration file\n"); cli_print_callback(cli, cli_print_log); cli_file(cli, fh, PRIVILEGE_PRIVILEGED, MODE_CONFIG); cli_print_callback(cli, NULL); @@ -326,7 +348,7 @@ int cli_arg_help(struct cli_def *cli, int cr_ok, char *entry, ...) return CLI_OK; } -int cmd_show_session(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_session(struct cli_def *cli, char *command, char **argv, int argc) { int i; @@ -463,7 +485,7 @@ int cmd_show_session(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_show_tunnels(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_tunnels(struct cli_def *cli, char *command, char **argv, int argc) { int i, x, show_all = 0; char *states[] = { @@ -538,7 +560,7 @@ int cmd_show_tunnels(struct cli_def *cli, char *command, char **argv, int argc) for (i = 1; i < MAXTUNNEL; i++) { int sessions = 0; - if (!show_all && (!tunnel[i].ip || tunnel[i].die || !tunnel[i].hostname[0])) continue; + 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", @@ -552,7 +574,7 @@ int cmd_show_tunnels(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_show_users(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_users(struct cli_def *cli, char *command, char **argv, int argc) { char sid[32][8]; char *sargv[32]; @@ -593,7 +615,7 @@ int cmd_show_users(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_show_counters(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_counters(struct cli_def *cli, char *command, char **argv, int argc) { if (CLI_HELP_REQUESTED) return CLI_HELP_NO_ARGS; @@ -674,7 +696,7 @@ int cmd_show_counters(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_show_version(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_version(struct cli_def *cli, char *command, char **argv, int argc) { int tag = 0; int file = 0; @@ -746,7 +768,7 @@ int cmd_show_version(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_show_pool(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_pool(struct cli_def *cli, char *command, char **argv, int argc) { int i; int used = 0, free = 0, show_all = 0; @@ -802,13 +824,14 @@ int cmd_show_pool(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -void print_save_config(struct cli_def *cli, char *string) +static FILE *save_config_fh = 0; +static void print_save_config(struct cli_def *cli, char *string) { if (save_config_fh) fprintf(save_config_fh, "%s\n", string); } -int cmd_write_memory(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_write_memory(struct cli_def *cli, char *command, char **argv, int argc) { if (CLI_HELP_REQUESTED) return CLI_HELP_NO_ARGS; @@ -820,6 +843,7 @@ int cmd_write_memory(struct cli_def *cli, char *command, char **argv, int argc) cmd_show_run(cli, command, argv, argc); cli_print_callback(cli, NULL); fclose(save_config_fh); + save_config_fh = 0; } else { @@ -828,7 +852,7 @@ int cmd_write_memory(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_show_run(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_run(struct cli_def *cli, char *command, char **argv, int argc) { int i; @@ -871,11 +895,45 @@ int cmd_show_run(struct cli_def *cli, char *command, char **argv, int argc) } } +#ifdef BGP + if (config->as_number) + { + int k; + int h; + + cli_print(cli, "# BGP"); + cli_print(cli, "router bgp %u", config->as_number); + for (i = 0; i < BGP_NUM_PEERS; i++) + { + if (!config->neighbour[i].name[0]) + continue; + + cli_print(cli, " neighbour %s remote-as %u", config->neighbour[i].name, config->neighbour[i].as); + + k = config->neighbour[i].keepalive; + h = config->neighbour[i].hold; + + if (k == -1) + { + if (h == -1) + continue; + + k = BGP_KEEPALIVE_TIME; + } + + if (h == -1) + h = BGP_HOLD_TIME; + + cli_print(cli, " neighbour %s timers %d %d", config->neighbour[i].name, k, h); + } + } +#endif + cli_print(cli, "# end"); return CLI_OK; } -int cmd_show_radius(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_radius(struct cli_def *cli, char *command, char **argv, int argc) { int i, free = 0, used = 0, show_all = 0; char *states[] = { @@ -929,7 +987,7 @@ int cmd_show_radius(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_show_plugins(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_plugins(struct cli_def *cli, char *command, char **argv, int argc) { int i; @@ -944,7 +1002,7 @@ int cmd_show_plugins(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_show_throttle(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_throttle(struct cli_def *cli, char *command, char **argv, int argc) { int i; @@ -976,7 +1034,7 @@ int cmd_show_throttle(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_show_banana(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_show_banana(struct cli_def *cli, char *command, char **argv, int argc) { if (CLI_HELP_REQUESTED) return CLI_HELP_NO_ARGS; @@ -999,7 +1057,7 @@ int cmd_show_banana(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_clear_counters(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_clear_counters(struct cli_def *cli, char *command, char **argv, int argc) { if (CLI_HELP_REQUESTED) return CLI_HELP_NO_ARGS; @@ -1009,7 +1067,7 @@ int cmd_clear_counters(struct cli_def *cli, char *command, char **argv, int argc return CLI_OK; } -int cmd_drop_user(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_drop_user(struct cli_def *cli, char *command, char **argv, int argc) { int i; sessionidt s; @@ -1048,7 +1106,7 @@ int cmd_drop_user(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_drop_tunnel(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_drop_tunnel(struct cli_def *cli, char *command, char **argv, int argc) { int i; tunnelidt t; @@ -1096,7 +1154,7 @@ int cmd_drop_tunnel(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_drop_session(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_drop_session(struct cli_def *cli, char *command, char **argv, int argc) { int i; sessionidt s; @@ -1139,7 +1197,7 @@ int cmd_drop_session(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_snoop(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_snoop(struct cli_def *cli, char *command, char **argv, int argc) { ipt ip; u16 port; @@ -1202,7 +1260,7 @@ int cmd_snoop(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } - cli_print(cli, "Snooping user %s to %s:%d", argv[0], inet_toa(session[s].snoop_ip), session[s].snoop_port); + cli_print(cli, "Snooping user %s to %s:%d", argv[0], inet_toa(ip), port); cli_session_actions[s].snoop_ip = ip; cli_session_actions[s].snoop_port = port; cli_session_actions[s].action |= CLI_SESS_SNOOP; @@ -1210,7 +1268,7 @@ int cmd_snoop(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_no_snoop(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_no_snoop(struct cli_def *cli, char *command, char **argv, int argc) { int i; sessionidt s; @@ -1246,7 +1304,7 @@ int cmd_no_snoop(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_throttle(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_throttle(struct cli_def *cli, char *command, char **argv, int argc) { int rate_in = 0; int rate_out = 0; @@ -1373,7 +1431,7 @@ int cmd_throttle(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_no_throttle(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_no_throttle(struct cli_def *cli, char *command, char **argv, int argc) { int i; sessionidt s; @@ -1416,7 +1474,7 @@ int cmd_no_throttle(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_debug(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_debug(struct cli_def *cli, char *command, char **argv, int argc) { int i; @@ -1480,7 +1538,7 @@ int cmd_debug(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_no_debug(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_no_debug(struct cli_def *cli, char *command, char **argv, int argc) { int i; @@ -1526,7 +1584,7 @@ int cmd_no_debug(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_load_plugin(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) { int i, firstfree = 0; @@ -1561,7 +1619,7 @@ int cmd_load_plugin(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_remove_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) { int i; @@ -1589,7 +1647,7 @@ int cmd_remove_plugin(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -char *duration(time_t secs) +static char *duration(time_t secs) { static char *buf = NULL; int p = 0; @@ -1622,7 +1680,7 @@ char *duration(time_t secs) return buf; } -int cmd_uptime(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_uptime(struct cli_def *cli, char *command, char **argv, int argc) { FILE *fh; char buf[100], *p = buf, *loads[3]; @@ -1658,7 +1716,7 @@ int cmd_uptime(struct cli_def *cli, char *command, char **argv, int argc) return CLI_OK; } -int cmd_set(struct cli_def *cli, char *command, char **argv, int argc) +static int cmd_set(struct cli_def *cli, char *command, char **argv, int argc) { int i; @@ -1792,6 +1850,378 @@ int regular_stuff(struct cli_def *cli) return CLI_OK; } +#ifdef BGP +static int cmd_router_bgp(struct cli_def *cli, char *command, char **argv, int argc) +{ + int as; + + if (CLI_HELP_REQUESTED) + return cli_arg_help(cli, argc > 1, + "<1-65535>", "Autonomous system number", NULL); + + if (argc != 1 || (as = atoi(argv[0])) < 1 || as > 65535) + { + cli_print(cli, "Invalid autonomous system number"); + return CLI_OK; + } + + if (bgp_configured && as != config->as_number) + { + cli_print(cli, "Can't change local AS on a running system"); + return CLI_OK; + } + + config->as_number = as; + cli_set_configmode(cli, MODE_CONFIG_BGP, "router"); + + return CLI_OK; +} + +static int find_bgp_neighbour(char *name) +{ + int i; + int new = -1; + struct hostent *h; + in_addr_t addrs[4] = { 0 }; + char **a; + + if (!(h = gethostbyname(name)) || h->h_addrtype != AF_INET) + return -2; + + for (i = 0; i < sizeof(addrs) / sizeof(*addrs) && h->h_addr_list[i]; i++) + memcpy(&addrs[i], h->h_addr_list[i], sizeof(*addrs)); + + for (i = 0; i < BGP_NUM_PEERS; i++) + { + if (!config->neighbour[i].name[0]) + { + if (new == -1) new = i; + continue; + } + + if (!strcmp(name, config->neighbour[i].name)) + return i; + + if (!(h = gethostbyname(config->neighbour[i].name)) || h->h_addrtype != AF_INET) + continue; + + for (a = h->h_addr_list; *a; a++) + { + int j; + for (j = 0; j < sizeof(addrs) / sizeof(*addrs) && addrs[j]; j++) + if (!memcmp(&addrs[j], *a, sizeof(*addrs))) + return i; + } + } + + return new; +} + +static int cmd_router_bgp_neighbour(struct cli_def *cli, char *command, char **argv, int argc) +{ + int i; + int keepalive; + int hold; + + if (CLI_HELP_REQUESTED) + { + switch (argc) + { + case 1: + return cli_arg_help(cli, 0, + "A.B.C.D", "BGP neighbour address", + "NAME", "BGP neighbour name", + NULL); + + case 2: + return cli_arg_help(cli, 0, + "remote-as", "Set remote autonomous system number", + "timers", "Set timers", + NULL); + + default: + if (!strncmp("remote-as", argv[1], strlen(argv[1]))) + return cli_arg_help(cli, argv[2][1], "<1-65535>", "Autonomous system number", NULL); + + if (!strncmp("timers", argv[1], strlen(argv[1]))) + { + if (argc == 3) + return cli_arg_help(cli, 0, "<1-65535>", "Keepalive time", NULL); + + if (argc == 4) + return cli_arg_help(cli, argv[3][1], "<3-65535>", "Hold time", NULL); + + if (argc == 5 && !argv[4][1]) + return cli_arg_help(cli, 1, NULL); + } + + return CLI_OK; + } + } + + if (argc < 3) + { + cli_print(cli, "Invalid arguments"); + return CLI_OK; + } + + if ((i = find_bgp_neighbour(argv[0])) == -2) + { + cli_print(cli, "Invalid neighbour"); + return CLI_OK; + } + + if (i == -1) + { + cli_print(cli, "Too many neighbours (max %d)", BGP_NUM_PEERS); + return CLI_OK; + } + + if (!strncmp("remote-as", argv[1], strlen(argv[1]))) + { + int as = atoi(argv[2]); + if (as < 0 || as > 65535) + { + cli_print(cli, "Invalid autonomous system number"); + return CLI_OK; + } + + if (!config->neighbour[i].name[0]) + { + snprintf(config->neighbour[i].name, sizeof(config->neighbour[i].name), argv[0]); + config->neighbour[i].keepalive = -1; + config->neighbour[i].hold = -1; + } + + config->neighbour[i].as = as; + return CLI_OK; + } + + if (argc != 4 || strncmp("timers", argv[1], strlen(argv[1]))) + { + cli_print(cli, "Invalid arguments"); + return CLI_OK; + } + + if (!config->neighbour[i].name[0]) + { + cli_print(cli, "Specify remote-as first"); + return CLI_OK; + } + + keepalive = atoi(argv[2]); + hold = atoi(argv[3]); + + if (keepalive < 1 || keepalive > 65535) + { + cli_print(cli, "Invalid keepalive time"); + return CLI_OK; + } + + if (hold < 3 || hold > 65535) + { + cli_print(cli, "Invalid hold time"); + return CLI_OK; + } + + if (keepalive == BGP_KEEPALIVE_TIME) + keepalive = -1; // using default value + + if (hold == BGP_HOLD_TIME) + hold = -1; + + config->neighbour[i].keepalive = keepalive; + config->neighbour[i].hold = hold; + + 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) + return cli_arg_help(cli, argc > 0, + "A.B.C.D", "BGP neighbour address", + "NAME", "BGP neighbour name", + NULL); + + if (argc != 1) + { + cli_print(cli, "Specify a BGP neighbour"); + return CLI_OK; + } + + if ((i = find_bgp_neighbour(argv[0])) == -2) + { + cli_print(cli, "Invalid neighbour"); + return CLI_OK; + } + + if (i < 0 || !config->neighbour[i].name[0]) + { + cli_print(cli, "Neighbour %s not configured", argv[0]); + return CLI_OK; + } + + memset(&config->neighbour[i], 0, sizeof(config->neighbour[i])); + return CLI_OK; +} + +static int cmd_show_bgp(struct cli_def *cli, char *command, char **argv, int argc) +{ + int i; + int hdr = 0; + char *addr; + + if (!bgp_configured) + return CLI_OK; + + if (CLI_HELP_REQUESTED) + return cli_arg_help(cli, 1, + "A.B.C.D", "BGP neighbour address", + "NAME", "BGP neighbour name", + NULL); + + cli_print(cli, "BGPv%d router identifier %s, local AS number %d", + BGP_VERSION, inet_toa(my_address), (int) config->as_number); + + time(&time_now); + + for (i = 0; i < BGP_NUM_PEERS; i++) + { + if (!*bgp_peers[i].name) + continue; + + addr = inet_toa(bgp_peers[i].addr); + if (argc && strcmp(addr, argv[0]) && + strncmp(bgp_peers[i].name, argv[0], strlen(argv[0]))) + continue; + + if (!hdr++) + { + cli_print(cli, ""); + cli_print(cli, "Peer AS Address " + "State Retries Retry in Route Pend Timers"); + cli_print(cli, "------------------ ----- --------------- " + "----------- ------- -------- ----- ---- ---------"); + } + + cli_print(cli, "%-18.18s %5d %15s %-11s %7d %7ds %5s %4s %4d %4d", + bgp_peers[i].name, + bgp_peers[i].as, + addr, + bgp_state_str(bgp_peers[i].state), + bgp_peers[i].retry_count, + bgp_peers[i].retry_time ? bgp_peers[i].retry_time - time_now : 0, + bgp_peers[i].routing ? "yes" : "no", + bgp_peers[i].update_routes ? "yes" : "no", + bgp_peers[i].keepalive, + bgp_peers[i].hold); + } + + return CLI_OK; +} + +static int cmd_suspend_bgp(struct cli_def *cli, char *command, char **argv, int argc) +{ + int i; + char *addr; + + if (!bgp_configured) + return CLI_OK; + + if (CLI_HELP_REQUESTED) + return cli_arg_help(cli, 1, + "A.B.C.D", "BGP neighbour address", + "NAME", "BGP neighbour name", + NULL); + + for (i = 0; i < BGP_NUM_PEERS; i++) + { + if (bgp_peers[i].state != Established) + continue; + + if (!bgp_peers[i].routing) + continue; + + addr = inet_toa(bgp_peers[i].addr); + if (argc && strcmp(addr, argv[0]) && strcmp(bgp_peers[i].name, argv[0])) + continue; + + bgp_peers[i].cli_flag = BGP_CLI_SUSPEND; + cli_print(cli, "Suspending peer %s", bgp_peers[i].name); + } + + return CLI_OK; +} + +static int cmd_no_suspend_bgp(struct cli_def *cli, char *command, char **argv, int argc) +{ + int i; + char *addr; + + if (!bgp_configured) + return CLI_OK; + + if (CLI_HELP_REQUESTED) + return cli_arg_help(cli, 1, + "A.B.C.D", "BGP neighbour address", + "NAME", "BGP neighbour name", + NULL); + + for (i = 0; i < BGP_NUM_PEERS; i++) + { + if (bgp_peers[i].state != Established) + continue; + + if (bgp_peers[i].routing) + continue; + + addr = inet_toa(bgp_peers[i].addr); + if (argc && strcmp(addr, argv[0]) && + strncmp(bgp_peers[i].name, argv[0], strlen(argv[0]))) + continue; + + bgp_peers[i].cli_flag = BGP_CLI_ENABLE; + cli_print(cli, "Un-suspending peer %s", bgp_peers[i].name); + } + + return CLI_OK; +} + +static int cmd_restart_bgp(struct cli_def *cli, char *command, char **argv, int argc) +{ + int i; + char *addr; + + if (!bgp_configured) + return CLI_OK; + + if (CLI_HELP_REQUESTED) + return cli_arg_help(cli, 1, + "A.B.C.D", "BGP neighbour address", + "NAME", "BGP neighbour name", + NULL); + + for (i = 0; i < BGP_NUM_PEERS; i++) + { + if (!*bgp_peers[i].name) + continue; + + addr = inet_toa(bgp_peers[i].addr); + if (argc && strcmp(addr, argv[0]) && + strncmp(bgp_peers[i].name, argv[0], strlen(argv[0]))) + continue; + + bgp_peers[i].cli_flag = BGP_CLI_RESTART; + cli_print(cli, "Restarting peer %s", bgp_peers[i].name); + } + + return CLI_OK; +} +#endif /* BGP*/ + // Convert a string in the form of abcd.ef12.3456 into char[6] void parsemac(char *string, char mac[6]) {