136 lines
3.5 KiB
C
136 lines
3.5 KiB
C
/* Control Interface Implementation for the Gb-proxy */
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/*
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* (C) 2018 by sysmocom s.f.m.c. GmbH <info@sysmocom.de>
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* All Rights Reserved
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*
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* Author: Daniel Willmann
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <osmocom/core/talloc.h>
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#include <osmocom/gprs/gprs_bssgp.h>
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#include <osmocom/gprs/gprs_ns.h>
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#include <osmocom/ctrl/control_if.h>
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#include <osmocom/ctrl/control_cmd.h>
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#include <osmocom/sgsn/gb_proxy.h>
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#include <osmocom/sgsn/debug.h>
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extern vector ctrl_node_vec;
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struct nsvc_cb_data {
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struct ctrl_cmd *cmd;
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uint16_t nsei;
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bool is_sgsn;
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};
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static int ctrl_nsvc_state_cb(struct gprs_ns2_vc *nsvc, void *ctx) {
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struct nsvc_cb_data *data = (struct nsvc_cb_data *)ctx;
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struct ctrl_cmd *cmd = (struct ctrl_cmd *)data->cmd;
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cmd->reply = talloc_asprintf_append(cmd->reply, "%u,%s,%s,%s\n",
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data->nsei, gprs_ns2_ll_str(nsvc), gprs_ns2_nsvc_state_name(nsvc),
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data->is_sgsn ? "SGSN" : "BSS" );
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return 0;
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}
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static int get_nsvc_state(struct ctrl_cmd *cmd, void *data)
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{
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struct gbproxy_config *cfg = data;
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struct gprs_ns2_inst *nsi = cfg->nsi;
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struct gprs_ns2_nse *nse;
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struct gbproxy_nse *nse_peer;
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int i;
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cmd->reply = talloc_strdup(cmd, "");
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/* NS-VCs for SGSN */
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nse = gprs_ns2_nse_by_nsei(nsi, cfg->nsip_sgsn_nsei);
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if (nse)
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gprs_ns2_nse_foreach_nsvc(nse, &ctrl_nsvc_state_cb, cmd);
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/* NS-VCs for BSS peers */
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hash_for_each(cfg->bss_nses, i, nse_peer, list) {
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nse = gprs_ns2_nse_by_nsei(nsi, nse_peer->nsei);
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if (nse)
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gprs_ns2_nse_foreach_nsvc(nse, &ctrl_nsvc_state_cb, cmd);
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}
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return CTRL_CMD_REPLY;
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}
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CTRL_CMD_DEFINE_RO(nsvc_state, "nsvc-state");
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static int get_gbproxy_state(struct ctrl_cmd *cmd, void *data)
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{
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struct gbproxy_config *cfg = data;
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struct gbproxy_nse *nse_peer;
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int i, j;
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cmd->reply = talloc_strdup(cmd, "");
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hash_for_each(cfg->bss_nses, i, nse_peer, list) {
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struct gbproxy_bvc *bvc;
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hash_for_each(nse_peer->bvcs, j, bvc, list) {
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struct gprs_ra_id raid;
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gsm48_parse_ra(&raid, bvc->ra);
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cmd->reply = talloc_asprintf_append(cmd->reply, "%u,%u,%u,%u,%u,%u,%s\n",
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nse_peer->nsei, bvc->bvci,
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raid.mcc, raid.mnc,
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raid.lac, raid.rac,
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bvc->blocked ? "BLOCKED" : "UNBLOCKED");
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}
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}
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return CTRL_CMD_REPLY;
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}
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CTRL_CMD_DEFINE_RO(gbproxy_state, "gbproxy-state");
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static int get_num_peers(struct ctrl_cmd *cmd, void *data)
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{
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struct gbproxy_config *cfg = data;
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struct gbproxy_nse *nse_peer;
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struct gbproxy_bvc *bvc;
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uint32_t count = 0;
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int i, j;
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hash_for_each(cfg->bss_nses, i, nse_peer, list) {
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hash_for_each(nse_peer->bvcs, j, bvc, list)
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count++;
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}
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cmd->reply = talloc_strdup(cmd, "");
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cmd->reply = talloc_asprintf_append(cmd->reply, "%u", count);
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return CTRL_CMD_REPLY;
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}
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CTRL_CMD_DEFINE_RO(num_peers, "number-of-peers");
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int gb_ctrl_cmds_install(void)
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{
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int rc = 0;
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rc |= ctrl_cmd_install(CTRL_NODE_ROOT, &cmd_nsvc_state);
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rc |= ctrl_cmd_install(CTRL_NODE_ROOT, &cmd_gbproxy_state);
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rc |= ctrl_cmd_install(CTRL_NODE_ROOT, &cmd_num_peers);
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return rc;
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}
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