| /* VTY interface for our GPRS BSS Gateway Protocol (BSSGP) implementation */ |
| |
| /* (C) 2010 by Harald Welte <laforge@gnumonks.org> |
| * |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| #include <stdlib.h> |
| #include <unistd.h> |
| #include <errno.h> |
| #include <stdint.h> |
| |
| #include <arpa/inet.h> |
| |
| #include <osmocom/core/msgb.h> |
| #include <osmocom/gsm/tlv.h> |
| #include <osmocom/core/talloc.h> |
| #include <osmocom/core/select.h> |
| #include <osmocom/core/rate_ctr.h> |
| #include <osmocom/gprs/gprs_ns.h> |
| #include <osmocom/gprs/gprs_bssgp.h> |
| #include <osmocom/gprs/gprs_bssgp_bss.h> |
| |
| #include <osmocom/vty/vty.h> |
| #include <osmocom/vty/command.h> |
| #include <osmocom/vty/logging.h> |
| #include <osmocom/vty/telnet_interface.h> |
| #include <osmocom/vty/misc.h> |
| |
| #include "common_vty.h" |
| |
| /* FIXME: this should go to some common file as it is copied |
| * in vty_interface.c of the BSC */ |
| static const struct value_string gprs_bssgp_timer_strs[] = { |
| { 0, NULL } |
| }; |
| |
| static void log_set_bvc_filter(struct log_target *target, |
| struct bssgp_bvc_ctx *bctx) |
| { |
| if (bctx) { |
| target->filter_map |= (1 << FLT_BVC); |
| target->filter_data[FLT_BVC] = bctx; |
| } else if (target->filter_data[FLT_NSVC]) { |
| target->filter_map = ~(1 << FLT_BVC); |
| target->filter_data[FLT_BVC] = NULL; |
| } |
| } |
| |
| static struct cmd_node bssgp_node = { |
| L_BSSGP_NODE, |
| "%s(bssgp)#", |
| 1, |
| }; |
| |
| static int config_write_bssgp(struct vty *vty) |
| { |
| vty_out(vty, "bssgp%s", VTY_NEWLINE); |
| |
| return CMD_SUCCESS; |
| } |
| |
| DEFUN(cfg_bssgp, cfg_bssgp_cmd, |
| "bssgp", |
| "Configure the GPRS BSS Gateway Protocol") |
| { |
| vty->node = L_BSSGP_NODE; |
| return CMD_SUCCESS; |
| } |
| |
| static void dump_bvc(struct vty *vty, struct bssgp_bvc_ctx *bvc, int stats) |
| { |
| vty_out(vty, "NSEI %5u, BVCI %5u, RA-ID: %u-%u-%u-%u, CID: %u, " |
| "STATE: %s%s", bvc->nsei, bvc->bvci, bvc->ra_id.mcc, |
| bvc->ra_id.mnc, bvc->ra_id.lac, bvc->ra_id.rac, bvc->cell_id, |
| bvc->state & BVC_S_BLOCKED ? "BLOCKED" : "UNBLOCKED", |
| VTY_NEWLINE); |
| |
| if (stats) { |
| struct bssgp_flow_control *fc = bvc->fc; |
| |
| vty_out_rate_ctr_group(vty, " ", bvc->ctrg); |
| |
| if (fc) |
| vty_out(vty, "FC-BVC(bucket_max: %uoct, leak_rate: " |
| "%uoct/s, cur_tokens: %uoct, max_q_d: %u, " |
| "cur_q_d: %u)%s", fc->bucket_size_max, |
| fc->bucket_leak_rate, fc->bucket_counter, |
| fc->max_queue_depth, fc->queue_depth, |
| VTY_NEWLINE); |
| } |
| } |
| |
| static void dump_bssgp(struct vty *vty, int stats) |
| { |
| struct bssgp_bvc_ctx *bvc; |
| |
| llist_for_each_entry(bvc, &bssgp_bvc_ctxts, list) { |
| dump_bvc(vty, bvc, stats); |
| } |
| } |
| |
| DEFUN(bvc_reset, bvc_reset_cmd, |
| "bssgp bvc nsei <0-65535> bvci <0-65535> reset", |
| "Initiate BVC RESET procedure for a given NSEI and BVCI\n" |
| "Filter based on BSSGP Virtual Connection\n" |
| "NSEI of the BVC to be filtered\n" |
| "Network Service Entity Identifier (NSEI)\n" |
| "BVCI of the BVC to be filtered\n" |
| "BSSGP Virtual Connection Identifier (BVCI)\n" |
| "Perform reset procedure\n") |
| { |
| int r; |
| uint16_t nsei = atoi(argv[0]), bvci = atoi(argv[1]); |
| struct bssgp_bvc_ctx *bvc = btsctx_by_bvci_nsei(bvci, nsei); |
| if (!bvc) { |
| vty_out(vty, "No BVC for NSEI %d BVCI %d%s", nsei, bvci, |
| VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| r = bssgp_tx_bvc_reset(bvc, bvci, BSSGP_CAUSE_OML_INTERV); |
| vty_out(vty, "Sent BVC RESET for NSEI %d BVCI %d: %d%s", nsei, bvci, r, |
| VTY_NEWLINE); |
| return CMD_SUCCESS; |
| } |
| |
| #define BSSGP_STR "Show information about the BSSGP protocol\n" |
| |
| DEFUN(show_bssgp, show_bssgp_cmd, "show bssgp", |
| SHOW_STR BSSGP_STR) |
| { |
| dump_bssgp(vty, 0); |
| return CMD_SUCCESS; |
| } |
| |
| DEFUN(show_bssgp_stats, show_bssgp_stats_cmd, "show bssgp stats", |
| SHOW_STR BSSGP_STR |
| "Include statistics\n") |
| { |
| dump_bssgp(vty, 1); |
| return CMD_SUCCESS; |
| } |
| |
| DEFUN(show_bvc, show_bvc_cmd, "show bssgp nsei <0-65535> [stats]", |
| SHOW_STR BSSGP_STR |
| "Show all BVCs on one NSE\n" |
| "The NSEI\n" "Include Statistics\n") |
| { |
| struct bssgp_bvc_ctx *bvc; |
| uint16_t nsei = atoi(argv[0]); |
| int show_stats = 0; |
| |
| if (argc >= 2) |
| show_stats = 1; |
| |
| llist_for_each_entry(bvc, &bssgp_bvc_ctxts, list) { |
| if (bvc->nsei != nsei) |
| continue; |
| dump_bvc(vty, bvc, show_stats); |
| } |
| |
| return CMD_SUCCESS; |
| } |
| |
| DEFUN(logging_fltr_bvc, |
| logging_fltr_bvc_cmd, |
| "logging filter bvc nsei <0-65535> bvci <0-65535>", |
| LOGGING_STR FILTER_STR |
| "Filter based on BSSGP Virtual Connection\n" |
| "NSEI of the BVC to be filtered\n" |
| "Network Service Entity Identifier (NSEI)\n" |
| "BVCI of the BVC to be filtered\n" |
| "BSSGP Virtual Connection Identifier (BVCI)\n") |
| { |
| struct log_target *tgt = osmo_log_vty2tgt(vty); |
| struct bssgp_bvc_ctx *bvc; |
| uint16_t nsei = atoi(argv[0]); |
| uint16_t bvci = atoi(argv[1]); |
| |
| if (!tgt) |
| return CMD_WARNING; |
| |
| bvc = btsctx_by_bvci_nsei(bvci, nsei); |
| if (!bvc) { |
| vty_out(vty, "No BVC by that identifier%s", VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| |
| log_set_bvc_filter(tgt, bvc); |
| return CMD_SUCCESS; |
| } |
| |
| int bssgp_vty_init(void) |
| { |
| install_element_ve(&show_bssgp_cmd); |
| install_element_ve(&show_bssgp_stats_cmd); |
| install_element_ve(&show_bvc_cmd); |
| install_element_ve(&logging_fltr_bvc_cmd); |
| install_element_ve(&bvc_reset_cmd); |
| |
| install_element(CFG_LOG_NODE, &logging_fltr_bvc_cmd); |
| |
| install_element(CONFIG_NODE, &cfg_bssgp_cmd); |
| install_node(&bssgp_node, config_write_bssgp); |
| install_default(L_BSSGP_NODE); |
| install_element(L_BSSGP_NODE, &libgb_exit_cmd); |
| install_element(L_BSSGP_NODE, &libgb_end_cmd); |
| //install_element(L_BSSGP_NODE, &cfg_bssgp_timer_cmd); |
| |
| return 0; |
| } |