| /* Control Interface Implementation for the Gb-proxy */ |
| /* |
| * (C) 2018 by sysmocom s.f.m.c. GmbH <info@sysmocom.de> |
| * All Rights Reserved |
| * |
| * Author: Daniel Willmann |
| * |
| * 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 <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| #include <osmocom/core/talloc.h> |
| |
| |
| #include <osmocom/gprs/gprs_bssgp.h> |
| #include <osmocom/gprs/gprs_ns.h> |
| |
| #include <osmocom/ctrl/control_if.h> |
| #include <osmocom/ctrl/control_cmd.h> |
| #include <osmocom/gbproxy/gb_proxy.h> |
| |
| #include "debug.h" |
| |
| extern vector ctrl_node_vec; |
| |
| struct nsvc_cb_data { |
| struct ctrl_cmd *cmd; |
| uint16_t nsei; |
| bool is_sgsn; |
| }; |
| |
| static int ctrl_nsvc_state_cb(struct gprs_ns2_vc *nsvc, void *ctx) { |
| struct nsvc_cb_data *data = (struct nsvc_cb_data *)ctx; |
| struct ctrl_cmd *cmd = (struct ctrl_cmd *)data->cmd; |
| |
| cmd->reply = talloc_asprintf_append(cmd->reply, "%u,%s,%s,%s\n", |
| data->nsei, gprs_ns2_ll_str(nsvc), gprs_ns2_nsvc_state_name(nsvc), |
| data->is_sgsn ? "SGSN" : "BSS" ); |
| |
| return 0; |
| } |
| |
| static int get_nsvc_state(struct ctrl_cmd *cmd, void *data) |
| { |
| struct gbproxy_config *cfg = data; |
| struct gprs_ns2_inst *nsi = cfg->nsi; |
| struct gprs_ns2_nse *nse; |
| struct gbproxy_nse *nse_peer; |
| int i; |
| |
| cmd->reply = talloc_strdup(cmd, ""); |
| |
| /* NS-VCs for SGSN */ |
| hash_for_each(cfg->sgsn_nses, i, nse_peer, list) { |
| nse = gprs_ns2_nse_by_nsei(nsi, nse_peer->nsei); |
| if (nse) { |
| struct nsvc_cb_data cb_data = { |
| .cmd = cmd, |
| .nsei = nse_peer->nsei, |
| .is_sgsn = true, |
| }; |
| gprs_ns2_nse_foreach_nsvc(nse, &ctrl_nsvc_state_cb, &cb_data); |
| } |
| } |
| |
| /* NS-VCs for BSS peers */ |
| hash_for_each(cfg->bss_nses, i, nse_peer, list) { |
| nse = gprs_ns2_nse_by_nsei(nsi, nse_peer->nsei); |
| if (nse) { |
| struct nsvc_cb_data cb_data = { |
| .cmd = cmd, |
| .nsei = nse_peer->nsei, |
| .is_sgsn = true, |
| }; |
| gprs_ns2_nse_foreach_nsvc(nse, &ctrl_nsvc_state_cb, &cb_data); |
| } |
| } |
| |
| return CTRL_CMD_REPLY; |
| } |
| |
| CTRL_CMD_DEFINE_RO(nsvc_state, "nsvc-state"); |
| |
| static int get_gbproxy_state(struct ctrl_cmd *cmd, void *data) |
| { |
| struct gbproxy_config *cfg = data; |
| struct gbproxy_nse *nse_peer; |
| int i, j; |
| |
| cmd->reply = talloc_strdup(cmd, ""); |
| |
| hash_for_each(cfg->bss_nses, i, nse_peer, list) { |
| struct gbproxy_bvc *bvc; |
| hash_for_each(nse_peer->bvcs, j, bvc, list) { |
| if (bvc->bvci == 0) |
| continue; |
| |
| struct gprs_ra_id *raid = &bvc->cell->id.raid; |
| |
| cmd->reply = talloc_asprintf_append(cmd->reply, "%u,%u,%u-%u-%u-%u,%s\n", |
| nse_peer->nsei, bvc->bvci, |
| raid->mcc, raid->mnc, |
| raid->lac, raid->rac, |
| osmo_fsm_inst_state_name(bvc->fi)); |
| } |
| } |
| |
| return CTRL_CMD_REPLY; |
| } |
| |
| CTRL_CMD_DEFINE_RO(gbproxy_state, "gbproxy-state"); |
| |
| static int get_num_peers(struct ctrl_cmd *cmd, void *data) |
| { |
| struct gbproxy_config *cfg = data; |
| struct gbproxy_nse *nse_peer; |
| struct gbproxy_bvc *bvc; |
| uint32_t count = 0; |
| int i, j; |
| |
| hash_for_each(cfg->bss_nses, i, nse_peer, list) { |
| hash_for_each(nse_peer->bvcs, j, bvc, list) { |
| if (bvc->bvci == 0) |
| continue; |
| count++; |
| } |
| } |
| |
| cmd->reply = talloc_strdup(cmd, ""); |
| cmd->reply = talloc_asprintf_append(cmd->reply, "%u", count); |
| |
| return CTRL_CMD_REPLY; |
| } |
| CTRL_CMD_DEFINE_RO(num_peers, "number-of-peers"); |
| |
| int gb_ctrl_cmds_install(void) |
| { |
| int rc = 0; |
| rc |= ctrl_cmd_install(CTRL_NODE_ROOT, &cmd_nsvc_state); |
| rc |= ctrl_cmd_install(CTRL_NODE_ROOT, &cmd_gbproxy_state); |
| rc |= ctrl_cmd_install(CTRL_NODE_ROOT, &cmd_num_peers); |
| |
| return rc; |
| } |