Osmocom Mobile Switching Centre
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osmo-msc/src/libmsc/ctrl_commands.c

108 lines
3.0 KiB

/*
* (C) 2014 by Holger Hans Peter Freyther
* (C) 2014 by sysmocom s.f.m.c. GmbH
*
* 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 <http://www.gnu.org/licenses/>.
*
*/
#include <osmocom/ctrl/control_cmd.h>
#include <osmocom/core/utils.h>
#include <osmocom/msc/gsm_data.h>
#include <osmocom/msc/gsm_subscriber.h>
#include <osmocom/msc/db.h>
#include <osmocom/msc/debug.h>
#include <osmocom/msc/vlr.h>
#include <stdbool.h>
#define VSUB_USE_CTRL "CTRL"
static struct gsm_network *msc_ctrl_net = NULL;
static int get_subscriber_list(struct ctrl_cmd *cmd, void *d)
{
struct vlr_subscr *vsub;
if (!msc_ctrl_net) {
cmd->reply = "MSC CTRL commands not initialized";
return CTRL_CMD_ERROR;
}
if (!msc_ctrl_net->vlr) {
cmd->reply = "VLR not initialized";
return CTRL_CMD_ERROR;
}
cmd->reply = talloc_strdup(cmd, "");
llist_for_each_entry(vsub, &msc_ctrl_net->vlr->subscribers, list) {
/* Do not list subscribers that aren't successfully attached. */
if (!vsub->lu_complete)
continue;
cmd->reply = talloc_asprintf_append(cmd->reply, "%s,%s\n",
vsub->imsi, vsub->msisdn);
}
return CTRL_CMD_REPLY;
}
CTRL_CMD_DEFINE_RO(subscriber_list, "subscriber-list-active-v1");
CTRL_CMD_DEFINE_WO_NOVRF(sub_expire, "subscriber-expire");
static int set_sub_expire(struct ctrl_cmd *cmd, void *data)
{
struct vlr_subscr *vsub;
if (!msc_ctrl_net) {
cmd->reply = "MSC CTRL commands not initialized";
return CTRL_CMD_ERROR;
}
if (!msc_ctrl_net->vlr) {
cmd->reply = "VLR not initialized";
return CTRL_CMD_ERROR;
}
vsub = vlr_subscr_find_by_imsi(msc_ctrl_net->vlr, cmd->value, VSUB_USE_CTRL);
if (!vsub) {
LOGP(DCTRL, LOGL_ERROR, "Attempt to expire unknown subscriber IMSI=%s\n", cmd->value);
cmd->reply = "IMSI unknown";
return CTRL_CMD_ERROR;
}
LOGP(DCTRL, LOGL_NOTICE, "Expiring subscriber IMSI=%s\n", cmd->value);
if (vlr_subscr_expire(vsub))
LOGP(DCTRL, LOGL_NOTICE, "VLR released subscriber %s\n", vlr_subscr_name(vsub));
if (osmo_use_count_total(&vsub->use_count) > 1)
LOGP(DCTRL, LOGL_NOTICE, "Subscriber %s is still in use, should be released soon\n",
vlr_subscr_name(vsub));
vlr_subscr_put(vsub, VSUB_USE_CTRL);
return CTRL_CMD_REPLY;
}
int msc_ctrl_cmds_install(struct gsm_network *net)
{
int rc = 0;
msc_ctrl_net = net;
rc |= ctrl_cmd_install(CTRL_NODE_ROOT, &cmd_subscriber_list);
rc |= ctrl_cmd_install(CTRL_NODE_ROOT, &cmd_sub_expire);
return rc;
}