169 lines
4.7 KiB
C
169 lines
4.7 KiB
C
/*
|
|
* (C) 2010-2011 by Holger Hans Peter Freyther <zecke@selfish.org>
|
|
* (C) 2010-2011 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 <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#include <net-snmp/net-snmp-config.h>
|
|
#include <net-snmp/utilities.h>
|
|
#include <net-snmp/net-snmp-includes.h>
|
|
|
|
#include <cellmgr_debug.h>
|
|
|
|
#define HSCOMM "PTI-NexusWare-HSCMCONN-MIB::"
|
|
|
|
#define PTMC_STREAM_A_RX0 0
|
|
#define PTMC_STREAM_A_TX0 128
|
|
#define PTMC_STREAM_A_RX1 1024
|
|
#define PTMC_STREAM_A_TX1 1152
|
|
|
|
|
|
static netsnmp_session g_session, *g_ss;
|
|
|
|
static void add_pdu_var(netsnmp_pdu *pdu, const char *mib_name,
|
|
int id1, int id2, const char *value)
|
|
{
|
|
oid oid_name[MAX_OID_LEN];
|
|
size_t name_length;
|
|
|
|
char buf[4096];
|
|
buf[4095] = '\0';
|
|
snprintf(buf, sizeof(buf)-1, "%s.%d.%d", mib_name, id1, id2);
|
|
|
|
name_length = MAX_OID_LEN;
|
|
if (snmp_parse_oid(buf, oid_name, &name_length) == NULL) {
|
|
snmp_perror(buf);
|
|
return;
|
|
}
|
|
|
|
if (snmp_add_var(pdu, oid_name, name_length, 'i', value)) {
|
|
snmp_perror(buf);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static int rx_port_get(int port)
|
|
{
|
|
if (port > 60)
|
|
return PTMC_STREAM_A_RX1 + port;
|
|
else
|
|
return PTMC_STREAM_A_RX0 + port;
|
|
}
|
|
|
|
static int tx_port_get(int port)
|
|
{
|
|
if (port > 60)
|
|
return PTMC_STREAM_A_TX1 + port;
|
|
else
|
|
return PTMC_STREAM_A_TX0 + port;
|
|
}
|
|
|
|
int mgcp_snmp_init()
|
|
{
|
|
init_snmp("mgcp_mgw");
|
|
snmp_sess_init(&g_session);
|
|
g_session.version = SNMP_VERSION_1;
|
|
g_session.community = (unsigned char *) "private";
|
|
g_session.community_len = strlen((const char *) g_session.community);
|
|
|
|
g_session.peername = "127.0.0.1";
|
|
g_ss = snmp_open(&g_session);
|
|
if (!g_ss) {
|
|
snmp_perror("create failure");
|
|
snmp_log(LOG_ERR, "Could not connect to the remote.\n");
|
|
LOGP(DINP, LOGL_ERROR, "Failed to open a SNMP session.\n");
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int mgcp_snmp_connect(int port, int trunk, int timeslot)
|
|
{
|
|
int status;
|
|
netsnmp_pdu *response = NULL;
|
|
netsnmp_pdu *pdu;
|
|
int _rx_port, _tx_port;
|
|
char tx_port[10];
|
|
char trunk_name[13], tslot_name[13];
|
|
|
|
if (!g_ss)
|
|
return -1;
|
|
|
|
/* have the trunk/timeslot as value */
|
|
snprintf(trunk_name, sizeof(trunk_name), "%d", trunk);
|
|
snprintf(tslot_name, sizeof(tslot_name), "%d", timeslot);
|
|
|
|
/* rx port, tx side for the port */
|
|
_rx_port = rx_port_get(port);
|
|
_tx_port = tx_port_get(port);
|
|
snprintf(tx_port, sizeof(tx_port), "%d", _tx_port);
|
|
|
|
pdu = snmp_pdu_create(SNMP_MSG_SET);
|
|
if (!pdu) {
|
|
LOGP(DINP, LOGL_ERROR, "Failed to allocate PDU.\n");
|
|
return -1;
|
|
}
|
|
|
|
/* This connects the TX side to the given trunk/timeslot */
|
|
add_pdu_var(pdu, HSCOMM "hscmconnNewDataSourceType.hscmconnStreamTrunk",
|
|
trunk, timeslot, "hscmconnStreamPtmc");
|
|
add_pdu_var(pdu, HSCOMM "hscmconnNewDataSourceTypeInstance.hscmconnStreamPtmc",
|
|
trunk, timeslot, "1");
|
|
add_pdu_var(pdu, HSCOMM "hscmconnNewDataSourceTimeslot.hscmconnStreamTrunk",
|
|
trunk, timeslot, tx_port);
|
|
add_pdu_var(pdu, HSCOMM "hscmconnNewDataSourcePattern.hscmconnStreamTrunk",
|
|
trunk, timeslot, "0");
|
|
add_pdu_var(pdu, HSCOMM "hscmconnNewDataSourceTimeslotCount.hscmconnStreamTrunk",
|
|
trunk, timeslot, "1");
|
|
add_pdu_var(pdu, HSCOMM "hscmconnConnectBidirectional.hscmconnStreamTrunk",
|
|
trunk, timeslot, "false");
|
|
|
|
/* This connect the RX side to the given trunk/timeslot */
|
|
add_pdu_var(pdu, HSCOMM "hscmconnNewDataSourceType.hscmconnStreamPtmc",
|
|
1, _rx_port, "hscmconnStreamTrunk");
|
|
add_pdu_var(pdu, HSCOMM "hscmconnNewDataSourceTypeInstance.hscmconnStreamPtmc",
|
|
1, _rx_port, trunk_name);
|
|
add_pdu_var(pdu, HSCOMM "hscmconnNewDataSourceTimeslot.hscmconnStreamPtmc",
|
|
1, _rx_port, tslot_name);
|
|
add_pdu_var(pdu, HSCOMM "hscmconnNewDataSourcePattern.hscmconnStreamPtmc",
|
|
1, _rx_port, "0");
|
|
add_pdu_var(pdu, HSCOMM "hscmconnNewDataSourceTimeslotCount.hscmconnStreamPtmc",
|
|
1, _rx_port, "1");
|
|
add_pdu_var(pdu, HSCOMM "hscmconnConnectBidirectional.hscmconnStreamPtmc",
|
|
1, _rx_port, "false");
|
|
|
|
|
|
status = snmp_synch_response(g_ss, pdu, &response);
|
|
if (status == STAT_ERROR) {
|
|
snmp_sess_perror("set failed", g_ss);
|
|
goto failure;
|
|
} else if (status == STAT_TIMEOUT) {
|
|
fprintf(stderr, "Timeout for SNMP.\n");
|
|
goto failure;
|
|
}
|
|
|
|
if (response)
|
|
snmp_free_pdu(response);
|
|
return 0;
|
|
|
|
failure:
|
|
if (response)
|
|
snmp_free_pdu(response);
|
|
return -1;
|
|
}
|