/* OpenBSC NAT interface to quagga VTY */ /* (C) 2010-2015 by Holger Hans Peter Freyther * (C) 2010-2015 by On-Waves * All Rights Reserved * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see . * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static struct bsc_nat *_nat; #define BSC_STR "Information about BSCs\n" #define MGCP_STR "MGCP related status\n" #define PAGING_STR "Paging\n" #define SMSC_REWRITE "SMSC Rewriting\n" static struct cmd_node nat_node = { NAT_NODE, "%s(config-nat)# ", 1, }; static struct cmd_node bsc_node = { NAT_BSC_NODE, "%s(config-nat-bsc)# ", 1, }; static struct cmd_node pgroup_node = { PGROUP_NODE, "%s(config-nat-paging-group)# ", 1, }; static int config_write_pgroup(struct vty *vty) { return CMD_SUCCESS; } static void dump_lac(struct vty *vty, struct llist_head *head) { struct bsc_lac_entry *lac; llist_for_each_entry(lac, head, entry) vty_out(vty, " location_area_code %u%s", lac->lac, VTY_NEWLINE); } static void write_pgroup_lst(struct vty *vty, struct bsc_nat_paging_group *pgroup) { vty_out(vty, " paging-group %d%s", pgroup->nr, VTY_NEWLINE); dump_lac(vty, &pgroup->lists); } static int config_write_nat(struct vty *vty) { struct bsc_msg_acc_lst *lst; struct bsc_nat_paging_group *pgroup; vty_out(vty, "nat%s", VTY_NEWLINE); vty_out(vty, " msc ip %s%s", _nat->main_dest->ip, VTY_NEWLINE); vty_out(vty, " msc port %d%s", _nat->main_dest->port, VTY_NEWLINE); vty_out(vty, " timeout auth %d%s", _nat->auth_timeout, VTY_NEWLINE); vty_out(vty, " timeout ping %d%s", _nat->ping_timeout, VTY_NEWLINE); vty_out(vty, " timeout pong %d%s", _nat->pong_timeout, VTY_NEWLINE); if (_nat->token) vty_out(vty, " token %s%s", _nat->token, VTY_NEWLINE); vty_out(vty, " ip-dscp %d%s", _nat->bsc_ip_dscp, VTY_NEWLINE); if (_nat->acc_lst_name) vty_out(vty, " access-list-name %s%s", _nat->acc_lst_name, VTY_NEWLINE); if (_nat->imsi_black_list_fn) vty_out(vty, " imsi-black-list-file-name %s%s", _nat->imsi_black_list_fn, VTY_NEWLINE); if (_nat->ussd_lst_name) vty_out(vty, " ussd-list-name %s%s", _nat->ussd_lst_name, VTY_NEWLINE); if (_nat->ussd_query) vty_out(vty, " ussd-query %s%s", _nat->ussd_query, VTY_NEWLINE); if (_nat->ussd_token) vty_out(vty, " ussd-token %s%s", _nat->ussd_token, VTY_NEWLINE); if (_nat->ussd_local) vty_out(vty, " ussd-local-ip %s%s", _nat->ussd_local, VTY_NEWLINE); if (_nat->num_rewr_name) vty_out(vty, " number-rewrite %s%s", _nat->num_rewr_name, VTY_NEWLINE); if (_nat->num_rewr_post_name) vty_out(vty, " number-rewrite-post %s%s", _nat->num_rewr_post_name, VTY_NEWLINE); if (_nat->smsc_rewr_name) vty_out(vty, " rewrite-smsc addr %s%s", _nat->smsc_rewr_name, VTY_NEWLINE); if (_nat->tpdest_match_name) vty_out(vty, " rewrite-smsc tp-dest-match %s%s", _nat->tpdest_match_name, VTY_NEWLINE); if (_nat->sms_clear_tp_srr_name) vty_out(vty, " sms-clear-tp-srr %s%s", _nat->sms_clear_tp_srr_name, VTY_NEWLINE); if (_nat->sms_num_rewr_name) vty_out(vty, " sms-number-rewrite %s%s", _nat->sms_num_rewr_name, VTY_NEWLINE); if (_nat->num_rewr_trie_name) vty_out(vty, " prefix-tree %s%s", _nat->num_rewr_trie_name, VTY_NEWLINE); llist_for_each_entry(lst, &_nat->access_lists, list) bsc_msg_acc_lst_write(vty, lst); llist_for_each_entry(pgroup, &_nat->paging_groups, entry) write_pgroup_lst(vty, pgroup); if (_nat->mgcp_ipa) vty_out(vty, " use-msc-ipa-for-mgcp%s", VTY_NEWLINE); vty_out(vty, " %ssdp-ensure-amr-mode-set%s", _nat->sdp_ensure_amr_mode_set ? "" : "no ", VTY_NEWLINE); return CMD_SUCCESS; } static void config_write_bsc_single(struct vty *vty, struct bsc_config *bsc) { vty_out(vty, " bsc %u%s", bsc->nr, VTY_NEWLINE); vty_out(vty, " token %s%s", bsc->token, VTY_NEWLINE); if (bsc->key_present) vty_out(vty, " auth-key %s%s", osmo_hexdump(bsc->key, 16), VTY_NEWLINE); dump_lac(vty, &bsc->lac_list); if (bsc->description) vty_out(vty, " description %s%s", bsc->description, VTY_NEWLINE); if (bsc->acc_lst_name) vty_out(vty, " access-list-name %s%s", bsc->acc_lst_name, VTY_NEWLINE); vty_out(vty, " max-endpoints %d%s", bsc->max_endpoints, VTY_NEWLINE); if (bsc->paging_group != -1) vty_out(vty, " paging group %d%s", bsc->paging_group, VTY_NEWLINE); vty_out(vty, " paging forbidden %d%s", bsc->forbid_paging, VTY_NEWLINE); switch (bsc->osmux) { case OSMUX_USAGE_ON: vty_out(vty, " osmux on%s", VTY_NEWLINE); break; case OSMUX_USAGE_ONLY: vty_out(vty, " osmux only%s", VTY_NEWLINE); break; } } static int config_write_bsc(struct vty *vty) { struct bsc_config *bsc; llist_for_each_entry(bsc, &_nat->bsc_configs, entry) config_write_bsc_single(vty, bsc); return CMD_SUCCESS; } DEFUN(show_sccp, show_sccp_cmd, "show sccp connections", SHOW_STR "Display information about SCCP\n" "All active connections\n") { struct nat_sccp_connection *con; vty_out(vty, "Listing all open SCCP connections%s", VTY_NEWLINE); llist_for_each_entry(con, &_nat->sccp_connections, list_entry) { vty_out(vty, "For BSC Nr: %d BSC ref: 0x%x; MUX ref: 0x%x; Network has ref: %d ref: 0x%x MSC/BSC mux: 0x%x/0x%x type: %s%s", con->bsc->cfg ? con->bsc->cfg->nr : -1, sccp_src_ref_to_int(&con->real_ref), sccp_src_ref_to_int(&con->patched_ref), con->has_remote_ref, sccp_src_ref_to_int(&con->remote_ref), con->msc_endp, con->bsc_endp, bsc_con_type_to_string(con->filter_state.con_type), VTY_NEWLINE); } return CMD_SUCCESS; } DEFUN(show_bsc, show_bsc_cmd, "show bsc connections", SHOW_STR BSC_STR "All active connections\n") { struct bsc_connection *con; struct sockaddr_in sock; socklen_t len = sizeof(sock); llist_for_each_entry(con, &_nat->bsc_connections, list_entry) { getpeername(con->write_queue.bfd.fd, (struct sockaddr *) &sock, &len); vty_out(vty, "BSC nr: %d auth: %d fd: %d peername: %s pending-stats: %u%s", con->cfg ? con->cfg->nr : -1, con->authenticated, con->write_queue.bfd.fd, inet_ntoa(sock.sin_addr), con->pending_dlcx_count, VTY_NEWLINE); } return CMD_SUCCESS; } DEFUN(show_bsc_mgcp, show_bsc_mgcp_cmd, "show bsc mgcp NR", SHOW_STR BSC_STR MGCP_STR "Identifier of the BSC\n") { struct bsc_connection *con; int nr = atoi(argv[0]); int i, j, endp; llist_for_each_entry(con, &_nat->bsc_connections, list_entry) { int max; if (!con->cfg) continue; if (con->cfg->nr != nr) continue; /* this bsc has no audio endpoints yet */ if (!con->_endpoint_status) continue; vty_out(vty, "MGCP Status for %d%s", con->cfg->nr, VTY_NEWLINE); max = bsc_mgcp_nr_multiplexes(con->max_endpoints); for (i = 0; i < max; ++i) { for (j = 1; j < 32; ++j) { endp = mgcp_timeslot_to_endpoint(i, j); vty_out(vty, " Endpoint 0x%x %s%s", endp, con->_endpoint_status[endp] == 0 ? "free" : "allocated", VTY_NEWLINE); } } break; } return CMD_SUCCESS; } DEFUN(show_bsc_cfg, show_bsc_cfg_cmd, "show bsc config", SHOW_STR BSC_STR "Configuration of BSCs\n") { struct bsc_config *conf; llist_for_each_entry(conf, &_nat->bsc_configs, entry) { vty_out(vty, "BSC token: '%s' nr: %u%s", conf->token, conf->nr, VTY_NEWLINE); if (conf->acc_lst_name) vty_out(vty, " access-list: %s%s", conf->acc_lst_name, VTY_NEWLINE); vty_out(vty, " paging forbidden: %d%s", conf->forbid_paging, VTY_NEWLINE); if (conf->description) vty_out(vty, " description: %s%s", conf->description, VTY_NEWLINE); else vty_out(vty, " No description.%s", VTY_NEWLINE); } return CMD_SUCCESS; } static void dump_stat_total(struct vty *vty, struct bsc_nat *nat) { vty_out(vty, "NAT statistics%s", VTY_NEWLINE); vty_out(vty, " SCCP Connections %lu total, %lu calls%s", osmo_counter_get(nat->stats.sccp.conn), osmo_counter_get(nat->stats.sccp.calls), VTY_NEWLINE); vty_out(vty, " MSC Connections %lu%s", osmo_counter_get(nat->stats.msc.reconn), VTY_NEWLINE); vty_out(vty, " MSC Connected: %d%s", bsc_nat_msc_is_connected(nat), VTY_NEWLINE); vty_out(vty, " BSC Connections %lu total, %lu auth failed.%s", osmo_counter_get(nat->stats.bsc.reconn), osmo_counter_get(nat->stats.bsc.auth_fail), VTY_NEWLINE); } static void dump_stat_bsc(struct vty *vty, struct bsc_config *conf) { int connected = 0; struct bsc_connection *con; vty_out(vty, " BSC nr: %d%s", conf->nr, VTY_NEWLINE); vty_out_rate_ctr_group(vty, " ", conf->stats.ctrg); llist_for_each_entry(con, &conf->nat->bsc_connections, list_entry) { if (con->cfg != conf) continue; connected = 1; break; } vty_out(vty, " Connected: %d%s", connected, VTY_NEWLINE); } DEFUN(show_stats, show_stats_cmd, "show statistics [NR]", SHOW_STR "Display network statistics\n" "Number of the BSC\n") { struct bsc_config *conf; int nr = -1; if (argc == 1) nr = atoi(argv[0]); dump_stat_total(vty, _nat); llist_for_each_entry(conf, &_nat->bsc_configs, entry) { if (argc == 1 && nr != conf->nr) continue; dump_stat_bsc(vty, conf); } return CMD_SUCCESS; } DEFUN(show_stats_lac, show_stats_lac_cmd, "show statistics-by-lac <0-65535>", SHOW_STR "Display network statistics by lac\n" "The lac of the BSC\n") { int lac; struct bsc_config *conf; lac = atoi(argv[0]); dump_stat_total(vty, _nat); llist_for_each_entry(conf, &_nat->bsc_configs, entry) { if (!bsc_config_handles_lac(conf, lac)) continue; dump_stat_bsc(vty, conf); } return CMD_SUCCESS; } DEFUN(show_msc, show_msc_cmd, "show msc connection", SHOW_STR "MSC related information\n" "Status of the A-link connection\n") { if (!_nat->msc_con) { vty_out(vty, "The MSC is not yet configured.%s", VTY_NEWLINE); return CMD_WARNING; } vty_out(vty, "MSC is connected: %d%s", bsc_nat_msc_is_connected(_nat), VTY_NEWLINE); return CMD_SUCCESS; } DEFUN(close_bsc, close_bsc_cmd, "close bsc connection BSC_NR", "Close\n" "A-link\n" "Connection\n" "Identifier of the BSC\n") { struct bsc_connection *bsc; int bsc_nr = atoi(argv[0]); llist_for_each_entry(bsc, &_nat->bsc_connections, list_entry) { if (!bsc->cfg || bsc->cfg->nr != bsc_nr) continue; bsc_close_connection(bsc); break; } return CMD_SUCCESS; } DEFUN(cfg_nat, cfg_nat_cmd, "nat", "Configure the NAT") { vty->index = _nat; vty->node = NAT_NODE; return CMD_SUCCESS; } DEFUN(cfg_nat_msc_ip, cfg_nat_msc_ip_cmd, "msc ip A.B.C.D", "MSC related configuration\n" "Configure the IP address\n" IP_STR) { bsc_nat_set_msc_ip(_nat, argv[0]); return CMD_SUCCESS; } DEFUN(cfg_nat_msc_port, cfg_nat_msc_port_cmd, "msc port <1-65500>", "MSC related configuration\n" "Configure the port\n" "Port number\n") { _nat->main_dest->port = atoi(argv[0]); return CMD_SUCCESS; } DEFUN(cfg_nat_auth_time, cfg_nat_auth_time_cmd, "timeout auth <1-256>", "Timeout configuration\n" "Authentication timeout\n" "Timeout in seconds\n") { _nat->auth_timeout = atoi(argv[0]); return CMD_SUCCESS; } DEFUN(cfg_nat_ping_time, cfg_nat_ping_time_cmd, "timeout ping NR", "Timeout configuration\n" "Time between two pings\n" "Timeout in seconds\n") { _nat->ping_timeout = atoi(argv[0]); return CMD_SUCCESS; } DEFUN(cfg_nat_pong_time, cfg_nat_pong_time_cmd, "timeout pong NR", "Timeout configuration\n" "Waiting for pong timeout\n" "Timeout in seconds\n") { _nat->pong_timeout = atoi(argv[0]); return CMD_SUCCESS; } DEFUN(cfg_nat_token, cfg_nat_token_cmd, "token TOKEN", "Authentication token configuration\n" "Token of the BSC, currently transferred in cleartext\n") { bsc_replace_string(_nat, &_nat->token, argv[0]); return CMD_SUCCESS; } DEFUN(cfg_nat_bsc_ip_dscp, cfg_nat_bsc_ip_dscp_cmd, "ip-dscp <0-255>", "Set the IP DSCP for the BSCs to use\n" "Set the IP_TOS attribute") { _nat->bsc_ip_dscp = atoi(argv[0]); return CMD_SUCCESS; } ALIAS_DEPRECATED(cfg_nat_bsc_ip_dscp, cfg_nat_bsc_ip_tos_cmd, "ip-tos <0-255>", "Use ip-dscp in the future.\n" "Set the DSCP\n") DEFUN(cfg_nat_acc_lst_name, cfg_nat_acc_lst_name_cmd, "access-list-name NAME", "Set the name of the access list to use.\n" "The name of the to be used access list.") { bsc_replace_string(_nat, &_nat->acc_lst_name, argv[0]); return CMD_SUCCESS; } DEFUN(cfg_nat_no_acc_lst_name, cfg_nat_no_acc_lst_name_cmd, "no access-list-name", NO_STR "Remove the access list from the NAT.\n") { if (_nat->acc_lst_name) { talloc_free(_nat->acc_lst_name); _nat->acc_lst_name = NULL; } return CMD_SUCCESS; } DEFUN(cfg_nat_imsi_black_list_fn, cfg_nat_imsi_black_list_fn_cmd, "imsi-black-list-file-name NAME", "IMSI black listing\n" "Filename IMSI and reject-cause\n") { bsc_replace_string(_nat, &_nat->imsi_black_list_fn, argv[0]); if (_nat->imsi_black_list_fn) { int rc; struct osmo_config_list *rewr = NULL; rewr = osmo_config_list_parse(_nat, _nat->imsi_black_list_fn); rc = bsc_filter_barr_adapt(_nat, &_nat->imsi_black_list, rewr); if (rc != 0) { vty_out(vty, "%%There was an error parsing the list." " Please see the error log.%s", VTY_NEWLINE); return CMD_WARNING; } return CMD_SUCCESS; } bsc_filter_barr_adapt(_nat, &_nat->imsi_black_list, NULL); return CMD_SUCCESS; } DEFUN(cfg_nat_no_imsi_black_list_fn, cfg_nat_no_imsi_black_list_fn_cmd, "no imsi-black-list-file-name", NO_STR "Remove the imsi-black-list\n") { talloc_free(_nat->imsi_black_list_fn); _nat->imsi_black_list_fn = NULL; bsc_filter_barr_adapt(_nat, &_nat->imsi_black_list, NULL); return CMD_SUCCESS; } static int replace_rules(struct bsc_nat *nat, char **name, struct llist_head *head, const char *file) { struct osmo_config_list *rewr = NULL; bsc_replace_string(nat, name, file); if (*name) { rewr = osmo_config_list_parse(nat, *name); bsc_nat_num_rewr_entry_adapt(nat, head, rewr); talloc_free(rewr); return CMD_SUCCESS; } else { bsc_nat_num_rewr_entry_adapt(nat, head, NULL); return CMD_SUCCESS; } } DEFUN(cfg_nat_number_rewrite, cfg_nat_number_rewrite_cmd, "number-rewrite FILENAME", "Set the file with rewriting rules.\n" "Filename") { return replace_rules(_nat, &_nat->num_rewr_name, &_nat->num_rewr, argv[0]); } DEFUN(cfg_nat_no_number_rewrite, cfg_nat_no_number_rewrite_cmd, "no number-rewrite", NO_STR "Set the file with rewriting rules.\n") { talloc_free(_nat->num_rewr_name); _nat->num_rewr_name = NULL; bsc_nat_num_rewr_entry_adapt(NULL, &_nat->num_rewr, NULL); return CMD_SUCCESS; } DEFUN(cfg_nat_number_rewrite_post, cfg_nat_number_rewrite_post_cmd, "number-rewrite-post FILENAME", "Set the file with post-routing rewriting rules.\n" "Filename") { return replace_rules(_nat, &_nat->num_rewr_post_name, &_nat->num_rewr_post, argv[0]); } DEFUN(cfg_nat_no_number_rewrite_post, cfg_nat_no_number_rewrite_post_cmd, "no number-rewrite-post", NO_STR "Set the file with post-routing rewriting rules.\n") { talloc_free(_nat->num_rewr_post_name); _nat->num_rewr_post_name = NULL; bsc_nat_num_rewr_entry_adapt(NULL, &_nat->num_rewr_post, NULL); return CMD_SUCCESS; } DEFUN(cfg_nat_smsc_addr, cfg_nat_smsc_addr_cmd, "rewrite-smsc addr FILENAME", SMSC_REWRITE "The SMSC Address to match and replace in RP-DATA\n" "File with rules for the SMSC Address replacing\n") { return replace_rules(_nat, &_nat->smsc_rewr_name, &_nat->smsc_rewr, argv[0]); } DEFUN(cfg_nat_smsc_tpdest, cfg_nat_smsc_tpdest_cmd, "rewrite-smsc tp-dest-match FILENAME", SMSC_REWRITE "Match TP-Destination of a SMS.\n" "File with rules for matching MSISDN and TP-DEST\n") { return replace_rules(_nat, &_nat->tpdest_match_name, &_nat->tpdest_match, argv[0]); } DEFUN(cfg_nat_sms_clear_tpsrr, cfg_nat_sms_clear_tpsrr_cmd, "sms-clear-tp-srr FILENAME", "SMS TPDU Sender Report Request clearing\n" "Files with rules for matching MSISDN\n") { return replace_rules(_nat, &_nat->sms_clear_tp_srr_name, &_nat->sms_clear_tp_srr, argv[0]); } DEFUN(cfg_nat_no_sms_clear_tpsrr, cfg_nat_no_sms_clear_tpsrr_cmd, "no sms-clear-tp-srr", NO_STR "SMS TPDU Sender Report Request clearing\n") { talloc_free(_nat->sms_clear_tp_srr_name); _nat->sms_clear_tp_srr_name = NULL; bsc_nat_num_rewr_entry_adapt(NULL, &_nat->sms_clear_tp_srr, NULL); return CMD_SUCCESS; } DEFUN(cfg_nat_sms_number_rewrite, cfg_nat_sms_number_rewrite_cmd, "sms-number-rewrite FILENAME", "SMS TP-DA Number rewriting\n" "Files with rules for matching MSISDN\n") { return replace_rules(_nat, &_nat->sms_num_rewr_name, &_nat->sms_num_rewr, argv[0]); } DEFUN(cfg_nat_no_sms_number_rewrite, cfg_nat_no_sms_number_rewrite_cmd, "no sms-number-rewrite", NO_STR "Disable SMS TP-DA rewriting\n") { talloc_free(_nat->sms_num_rewr_name); _nat->sms_num_rewr_name = NULL; bsc_nat_num_rewr_entry_adapt(NULL, &_nat->sms_num_rewr, NULL); return CMD_SUCCESS; } DEFUN(cfg_nat_prefix_trie, cfg_nat_prefix_trie_cmd, "prefix-tree FILENAME", "Prefix tree for number rewriting\n" "File to load\n") { /* give up the old data */ talloc_free(_nat->num_rewr_trie); _nat->num_rewr_trie = NULL; /* replace the file name */ bsc_replace_string(_nat, &_nat->num_rewr_trie_name, argv[0]); if (!_nat->num_rewr_trie_name) { vty_out(vty, "%% prefix-tree no filename is present.%s", VTY_NEWLINE); return CMD_WARNING; } _nat->num_rewr_trie = nat_rewrite_parse(_nat, _nat->num_rewr_trie_name); if (!_nat->num_rewr_trie) { vty_out(vty, "%% prefix-tree parsing has failed.%s", VTY_NEWLINE); return CMD_WARNING; } vty_out(vty, "%% prefix-tree loaded %zu rules.%s", _nat->num_rewr_trie->prefixes, VTY_NEWLINE); return CMD_SUCCESS; } DEFUN(cfg_nat_no_prefix_trie, cfg_nat_no_prefix_trie_cmd, "no prefix-tree", NO_STR "Prefix tree for number rewriting\n") { talloc_free(_nat->num_rewr_trie); _nat->num_rewr_trie = NULL; talloc_free(_nat->num_rewr_trie_name); _nat->num_rewr_trie_name = NULL; return CMD_SUCCESS; } DEFUN(show_prefix_tree, show_prefix_tree_cmd, "show prefix-tree", SHOW_STR "Prefix tree for number rewriting\n") { if (!_nat->num_rewr_trie) { vty_out(vty, "%% there is now prefix tree loaded.%s", VTY_NEWLINE); return CMD_WARNING; } nat_rewrite_dump_vty(vty, _nat->num_rewr_trie); return CMD_SUCCESS; } DEFUN(cfg_nat_ussd_lst_name, cfg_nat_ussd_lst_name_cmd, "ussd-list-name NAME", "Set the name of the access list to check for IMSIs for USSD message\n" "The name of the access list for HLR USSD handling") { bsc_replace_string(_nat, &_nat->ussd_lst_name, argv[0]); return CMD_SUCCESS; } DEFUN(cfg_nat_ussd_query, cfg_nat_ussd_query_cmd, "ussd-query REGEXP", "Set the USSD query to match with the ussd-list-name\n" "The query to match") { if (gsm_parse_reg(_nat, &_nat->ussd_query_re, &_nat->ussd_query, argc, argv) != 0) return CMD_WARNING; return CMD_SUCCESS; } DEFUN(cfg_nat_ussd_token, cfg_nat_ussd_token_cmd, "ussd-token TOKEN", "Set the token used to identify the USSD module\n" "Secret key\n") { bsc_replace_string(_nat, &_nat->ussd_token, argv[0]); return CMD_SUCCESS; } DEFUN(cfg_nat_ussd_local, cfg_nat_ussd_local_cmd, "ussd-local-ip A.B.C.D", "Set the IP to listen for the USSD Provider\n" "IP Address\n") { bsc_replace_string(_nat, &_nat->ussd_local, argv[0]); return CMD_SUCCESS; } DEFUN(cfg_nat_use_ipa_for_mgcp, cfg_nat_use_ipa_for_mgcp_cmd, "use-msc-ipa-for-mgcp", "This needs to be set at start. Handle MGCP messages through " "the IPA protocol and not through the UDP socket.\n") { if (_nat->mgcp_cfg->data) vty_out(vty, "%%the setting will not be applied right now.%s", VTY_NEWLINE); _nat->mgcp_ipa = 1; return CMD_SUCCESS; } DEFUN(cfg_nat_sdp_amr_mode_set, cfg_nat_sdp_amr_mode_set_cmd, "sdp-ensure-amr-mode-set", "Ensure that SDP records include a mode-set\n") { _nat->sdp_ensure_amr_mode_set = 1; return CMD_SUCCESS; } DEFUN(cfg_nat_no_sdp_amr_mode_set, cfg_nat_no_sdp_amr_mode_set_cmd, "no sdp-ensure-amr-mode-set", NO_STR "Ensure that SDP records include a mode-set\n") { _nat->sdp_ensure_amr_mode_set = 0; return CMD_SUCCESS; } /* per BSC configuration */ DEFUN(cfg_bsc, cfg_bsc_cmd, "bsc BSC_NR", "BSC configuration\n" "Identifier of the BSC\n") { int bsc_nr = atoi(argv[0]); struct bsc_config *bsc; if (bsc_nr > _nat->num_bsc) { vty_out(vty, "%% The next unused BSC number is %u%s", _nat->num_bsc, VTY_NEWLINE); return CMD_WARNING; } else if (bsc_nr == _nat->num_bsc) { /* allocate a new one */ bsc = bsc_config_alloc(_nat, "unknown"); } else bsc = bsc_config_num(_nat, bsc_nr); if (!bsc) return CMD_WARNING; vty->index = bsc; vty->node = NAT_BSC_NODE; return CMD_SUCCESS; } DEFUN(cfg_bsc_token, cfg_bsc_token_cmd, "token TOKEN", "Authentication token configuration\n" "Token of the BSC, currently transferred in cleartext\n") { struct bsc_config *conf = vty->index; bsc_replace_string(conf, &conf->token, argv[0]); return CMD_SUCCESS; } DEFUN(cfg_bsc_auth_key, cfg_bsc_auth_key_cmd, "auth-key KEY", "Authentication (secret) key configuration\n" "Non null security key\n") { struct bsc_config *conf = vty->index; memset(conf->key, 0, sizeof(conf->key)); osmo_hexparse(argv[0], conf->key, sizeof(conf->key)); conf->key_present = 1; return CMD_SUCCESS; } DEFUN(cfg_bsc_no_auth_key, cfg_bsc_no_auth_key_cmd, "no auth-key", NO_STR "Authentication (secret) key configuration\n") { struct bsc_config *conf = vty->index; memset(conf->key, 0, sizeof(conf->key)); conf->key_present = 0; return CMD_SUCCESS; } DEFUN(cfg_bsc_lac, cfg_bsc_lac_cmd, "location_area_code <0-65535>", "Add the Location Area Code (LAC) of this BSC\n" "LAC\n") { struct bsc_config *tmp; struct bsc_config *conf = vty->index; int lac = atoi(argv[0]); if (lac == GSM_LAC_RESERVED_DETACHED || lac == GSM_LAC_RESERVED_ALL_BTS) { vty_out(vty, "%% LAC %d is reserved by GSM 04.08%s", lac, VTY_NEWLINE); return CMD_WARNING; } /* verify that the LACs are unique */ llist_for_each_entry(tmp, &_nat->bsc_configs, entry) { if (bsc_config_handles_lac(tmp, lac)) { vty_out(vty, "%% LAC %d is already used.%s", lac, VTY_NEWLINE); return CMD_ERR_INCOMPLETE; } } bsc_config_add_lac(conf, lac); return CMD_SUCCESS; } DEFUN(cfg_bsc_no_lac, cfg_bsc_no_lac_cmd, "no location_area_code <0-65535>", NO_STR "Remove the Location Area Code (LAC) of this BSC\n" "LAC\n") { int lac = atoi(argv[0]); struct bsc_config *conf = vty->index; bsc_config_del_lac(conf, lac); return CMD_SUCCESS; } DEFUN(show_bar_lst, show_bar_lst_cmd, "show imsi-black-list", SHOW_STR "IMSIs barred from the network\n") { struct rb_node *node; vty_out(vty, "IMSIs barred from the network:%s", VTY_NEWLINE); for (node = rb_first(&_nat->imsi_black_list); node; node = rb_next(node)) { struct bsc_filter_barr_entry *entry; entry = rb_entry(node, struct bsc_filter_barr_entry, node); vty_out(vty, " IMSI(%s) CM-Reject-Cause(%d) LU-Reject-Cause(%d)%s", entry->imsi, entry->cm_reject_cause, entry->lu_reject_cause, VTY_NEWLINE); } return CMD_SUCCESS; } DEFUN(cfg_bsc_acc_lst_name, cfg_bsc_acc_lst_name_cmd, "access-list-name NAME", "Set the name of the access list to use.\n" "The name of the to be used access list.") { struct bsc_config *conf = vty->index; bsc_replace_string(conf, &conf->acc_lst_name, argv[0]); return CMD_SUCCESS; } DEFUN(cfg_bsc_no_acc_lst_name, cfg_bsc_no_acc_lst_name_cmd, "no access-list-name", NO_STR "Do not use an access-list for the BSC.\n") { struct bsc_config *conf = vty->index; if (conf->acc_lst_name) { talloc_free(conf->acc_lst_name); conf->acc_lst_name = NULL; } return CMD_SUCCESS; } DEFUN(cfg_bsc_max_endps, cfg_bsc_max_endps_cmd, "max-endpoints <1-1024>", "Highest endpoint to use (exclusively)\n" "Number of ports\n") { struct bsc_config *conf = vty->index; conf->max_endpoints = atoi(argv[0]); return CMD_SUCCESS; } DEFUN(cfg_bsc_paging, cfg_bsc_paging_cmd, "paging forbidden (0|1)", PAGING_STR "Forbid sending PAGING REQUESTS to the BSC.\n" "Do not forbid\n" "Forbid\n") { struct bsc_config *conf = vty->index; if (strcmp("1", argv[0]) == 0) conf->forbid_paging = 1; else conf->forbid_paging = 0; return CMD_SUCCESS; } DEFUN(cfg_bsc_desc, cfg_bsc_desc_cmd, "description DESC", "Provide a description for the given BSC.\n" "Description\n") { struct bsc_config *conf = vty->index; bsc_replace_string(conf, &conf->description, argv[0]); return CMD_SUCCESS; } DEFUN(cfg_bsc_paging_grp, cfg_bsc_paging_grp_cmd, "paging group <0-1000>", PAGING_STR "Use a paging group\n" "Paging Group to use\n") { struct bsc_config *conf = vty->index; conf->paging_group = atoi(argv[0]); return CMD_SUCCESS; } ALIAS_DEPRECATED(cfg_bsc_paging_grp, cfg_bsc_old_grp_cmd, "paging-group <0-1000>", "Use a paging group\n" "Paging Group to use\n") DEFUN(cfg_bsc_no_paging_grp, cfg_bsc_no_paging_grp_cmd, "no paging group", NO_STR PAGING_STR "Disable the usage of a paging group.\n") { struct bsc_config *conf = vty->index; conf->paging_group = PAGIN_GROUP_UNASSIGNED; return CMD_SUCCESS; } DEFUN(test_regex, test_regex_cmd, "test regex PATTERN STRING", "Test utilities\n" "Regexp testing\n" "The regexp pattern\n" "The string to match\n") { regex_t reg; char *str = NULL; memset(®, 0, sizeof(reg)); if (gsm_parse_reg(_nat, ®, &str, 1, argv) != 0) return CMD_WARNING; vty_out(vty, "String matches allow pattern: %d%s", regexec(®, argv[1], 0, NULL, 0) == 0, VTY_NEWLINE); talloc_free(str); regfree(®); return CMD_SUCCESS; } DEFUN(set_last_endp, set_last_endp_cmd, "set bsc last-used-endpoint <0-9999999999> <0-1024>", "Set a value\n" "Operate on a BSC\n" "Last used endpoint for an assignment\n" "BSC configuration number\n" "Endpoint number used\n") { struct bsc_connection *con; int nr = atoi(argv[0]); int endp = atoi(argv[1]); llist_for_each_entry(con, &_nat->bsc_connections, list_entry) { if (!con->cfg) continue; if (con->cfg->nr != nr) continue; con->last_endpoint = endp; vty_out(vty, "Updated the last endpoint for %d to %d.%s", con->cfg->nr, con->last_endpoint, VTY_NEWLINE); } return CMD_SUCCESS; } DEFUN(block_new_conn, block_new_conn_cmd, "nat-block (block|unblock)", "Block the NAT for new connections\n" "Block\n" "Unblock\n") { _nat->blocked = argv[0][0] == 'b'; vty_out(vty, "%%Going to %s the NAT.%s", _nat->blocked ? "block" : "unblock", VTY_NEWLINE); return CMD_SUCCESS; } /* paging group */ DEFUN(cfg_nat_pgroup, cfg_nat_pgroup_cmd, "paging-group <0-1000>", "Create a Paging Group\n" "Number of the Group\n") { int group = atoi(argv[0]); struct bsc_nat_paging_group *pgroup; pgroup = bsc_nat_paging_group_num(_nat, group); if (!pgroup) pgroup = bsc_nat_paging_group_create(_nat, group); if (!pgroup) { vty_out(vty, "Failed to create the group.%s", VTY_NEWLINE); return CMD_WARNING; } vty->index = pgroup; vty->node = PGROUP_NODE; return CMD_SUCCESS; } DEFUN(cfg_nat_no_pgroup, cfg_nat_no_pgroup_cmd, "no paging-group <0-1000>", NO_STR "Delete paging-group\n" "Paging-group number\n") { int group = atoi(argv[0]); struct bsc_nat_paging_group *pgroup; pgroup = bsc_nat_paging_group_num(_nat, group); if (!pgroup) { vty_out(vty, "No such paging group %d.%s", group, VTY_NEWLINE); return CMD_WARNING; } bsc_nat_paging_group_delete(pgroup); return CMD_SUCCESS; } DEFUN(cfg_pgroup_lac, cfg_pgroup_lac_cmd, "location_area_code <0-65535>", "Add the Location Area Code (LAC)\n" "LAC\n") { struct bsc_nat_paging_group *pgroup = vty->index; int lac = atoi(argv[0]); if (lac == GSM_LAC_RESERVED_DETACHED || lac == GSM_LAC_RESERVED_ALL_BTS) { vty_out(vty, "%% LAC %d is reserved by GSM 04.08%s", lac, VTY_NEWLINE); return CMD_WARNING; } bsc_nat_paging_group_add_lac(pgroup, lac); return CMD_SUCCESS; } DEFUN(cfg_pgroup_no_lac, cfg_pgroup_no_lac_cmd, "no location_area_code <0-65535>", NO_STR "Remove the Location Area Code (LAC)\n" "LAC\n") { int lac = atoi(argv[0]); struct bsc_nat_paging_group *pgroup = vty->index; bsc_nat_paging_group_del_lac(pgroup, lac); return CMD_SUCCESS; } DEFUN(show_ussd_connection, show_ussd_connection_cmd, "show ussd-connection", SHOW_STR "USSD connection related information\n") { vty_out(vty, "The USSD side channel provider is %sconnected and %sauthorized.%s", _nat->ussd_con ? "" : "not ", _nat->ussd_con && _nat->ussd_con->authorized? "" : "not ", VTY_NEWLINE); return CMD_SUCCESS; } #define OSMUX_STR "RTP multiplexing\n" DEFUN(cfg_bsc_osmux, cfg_bsc_osmux_cmd, "osmux (on|off|only)", OSMUX_STR "Enable OSMUX\n" "Disable OSMUX\n" "Only OSMUX\n") { struct bsc_config *conf = vty->index; int old = conf->osmux; if (strcmp(argv[0], "on") == 0) conf->osmux = OSMUX_USAGE_ON; else if (strcmp(argv[0], "off") == 0) conf->osmux = OSMUX_USAGE_OFF; else if (strcmp(argv[0], "only") == 0) conf->osmux = OSMUX_USAGE_ONLY; if (old == 0 && conf->osmux > 0 && !conf->nat->mgcp_cfg->osmux_init) { LOGP(DMGCP, LOGL_NOTICE, "Setting up OSMUX socket\n"); if (osmux_init(OSMUX_ROLE_BSC_NAT, conf->nat->mgcp_cfg) < 0) { LOGP(DMGCP, LOGL_ERROR, "Cannot init OSMUX\n"); vty_out(vty, "%% failed to create Osmux socket%s", VTY_NEWLINE); return CMD_WARNING; } } else if (old > 0 && conf->osmux == 0) { LOGP(DMGCP, LOGL_NOTICE, "Disabling OSMUX socket\n"); /* Don't stop the socket, we may already have ongoing voice * flows already using Osmux. This just switch indicates that * new upcoming flows should use RTP. */ } return CMD_SUCCESS; } int bsc_nat_vty_init(struct bsc_nat *nat) { _nat = nat; /* show commands */ install_element_ve(&show_sccp_cmd); install_element_ve(&show_bsc_cmd); install_element_ve(&show_bsc_cfg_cmd); install_element_ve(&show_stats_cmd); install_element_ve(&show_stats_lac_cmd); install_element_ve(&close_bsc_cmd); install_element_ve(&show_msc_cmd); install_element_ve(&test_regex_cmd); install_element_ve(&show_bsc_mgcp_cmd); install_element_ve(&show_bar_lst_cmd); install_element_ve(&show_prefix_tree_cmd); install_element_ve(&show_ussd_connection_cmd); install_element(ENABLE_NODE, &set_last_endp_cmd); install_element(ENABLE_NODE, &block_new_conn_cmd); /* nat group */ install_element(CONFIG_NODE, &cfg_nat_cmd); install_node(&nat_node, config_write_nat); vty_install_default(NAT_NODE); install_element(NAT_NODE, &cfg_nat_msc_ip_cmd); install_element(NAT_NODE, &cfg_nat_msc_port_cmd); install_element(NAT_NODE, &cfg_nat_auth_time_cmd); install_element(NAT_NODE, &cfg_nat_ping_time_cmd); install_element(NAT_NODE, &cfg_nat_pong_time_cmd); install_element(NAT_NODE, &cfg_nat_token_cmd); install_element(NAT_NODE, &cfg_nat_bsc_ip_dscp_cmd); install_element(NAT_NODE, &cfg_nat_bsc_ip_tos_cmd); install_element(NAT_NODE, &cfg_nat_acc_lst_name_cmd); install_element(NAT_NODE, &cfg_nat_no_acc_lst_name_cmd); install_element(NAT_NODE, &cfg_nat_imsi_black_list_fn_cmd); install_element(NAT_NODE, &cfg_nat_no_imsi_black_list_fn_cmd); install_element(NAT_NODE, &cfg_nat_ussd_lst_name_cmd); install_element(NAT_NODE, &cfg_nat_ussd_query_cmd); install_element(NAT_NODE, &cfg_nat_ussd_token_cmd); install_element(NAT_NODE, &cfg_nat_ussd_local_cmd); install_element(NAT_NODE, &cfg_nat_use_ipa_for_mgcp_cmd); bsc_msg_lst_vty_init(nat, &nat->access_lists, NAT_NODE); /* number rewriting */ install_element(NAT_NODE, &cfg_nat_number_rewrite_cmd); install_element(NAT_NODE, &cfg_nat_no_number_rewrite_cmd); install_element(NAT_NODE, &cfg_nat_number_rewrite_post_cmd); install_element(NAT_NODE, &cfg_nat_no_number_rewrite_post_cmd); install_element(NAT_NODE, &cfg_nat_smsc_addr_cmd); install_element(NAT_NODE, &cfg_nat_smsc_tpdest_cmd); install_element(NAT_NODE, &cfg_nat_sms_clear_tpsrr_cmd); install_element(NAT_NODE, &cfg_nat_no_sms_clear_tpsrr_cmd); install_element(NAT_NODE, &cfg_nat_sms_number_rewrite_cmd); install_element(NAT_NODE, &cfg_nat_no_sms_number_rewrite_cmd); install_element(NAT_NODE, &cfg_nat_prefix_trie_cmd); install_element(NAT_NODE, &cfg_nat_no_prefix_trie_cmd); install_element(NAT_NODE, &cfg_nat_sdp_amr_mode_set_cmd); install_element(NAT_NODE, &cfg_nat_no_sdp_amr_mode_set_cmd); install_element(NAT_NODE, &cfg_nat_pgroup_cmd); install_element(NAT_NODE, &cfg_nat_no_pgroup_cmd); install_node(&pgroup_node, config_write_pgroup); vty_install_default(PGROUP_NODE); install_element(PGROUP_NODE, &cfg_pgroup_lac_cmd); install_element(PGROUP_NODE, &cfg_pgroup_no_lac_cmd); /* BSC subgroups */ install_element(NAT_NODE, &cfg_bsc_cmd); install_node(&bsc_node, config_write_bsc); vty_install_default(NAT_BSC_NODE); install_element(NAT_BSC_NODE, &cfg_bsc_token_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_auth_key_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_no_auth_key_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_lac_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_no_lac_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_paging_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_desc_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_acc_lst_name_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_no_acc_lst_name_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_max_endps_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_old_grp_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_paging_grp_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_no_paging_grp_cmd); install_element(NAT_BSC_NODE, &cfg_bsc_osmux_cmd); mgcp_vty_init(); return 0; } /* called by the telnet interface... we have our own init above */ int bsc_vty_init(const struct log_info *cat, struct gsm_network *network) { logging_vty_add_cmds(cat); return 0; }