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osmo-mgw/src/libosmo-mgcp-client/mgcp_client_vty.c

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/* MGCP client interface to quagga VTY */
/* (C) 2016 by sysmocom s.m.f.c. GmbH <info@sysmocom.de>
* Based on OpenBSC interface to quagga VTY (libmsc/vty_interface_layer3.c)
* (C) 2009 by Harald Welte <laforge@gnumonks.org>
* (C) 2009-2011 by Holger Hans Peter Freyther
* 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 <inttypes.h>
#include <stdlib.h>
#include <talloc.h>
#include <osmocom/vty/vty.h>
#include <osmocom/vty/command.h>
#include <osmocom/vty/misc.h>
#include <osmocom/core/utils.h>
#include <osmocom/mgcp_client/mgcp_client.h>
#include <osmocom/mgcp_client/mgcp_client_internal.h>
#include <osmocom/mgcp_client/mgcp_client_pool_internal.h>
#include <osmocom/mgcp_client/mgcp_client_pool.h>
#define MGW_STR MGCP_CLIENT_MGW_STR
/* Only common (non-pooled) VTY commands will use this talloc context. All
* pooled VTY commands will use the pool (global_mgcp_client_pool) as
* talloc context. */
static void *global_mgcp_client_ctx = NULL;
/* MGCP Client configuration used with mgcp_client_vty_init(). (This pointer
* points to user provided memory, so it cannot be used as talloc context.) */
static struct mgcp_client_conf *global_mgcp_client_conf = NULL;
/* Pointer to the MGCP pool that is managed by mgcp_client_pool_vty_init() */
static struct mgcp_client_pool *global_mgcp_client_pool = NULL;
struct mgcp_client_conf *get_mgcp_client_config(struct vty *vty)
{
if (global_mgcp_client_pool && vty->node == global_mgcp_client_pool->vty_node->node)
return vty->index;
/* Global single MGCP config, deprecated: */
vty_out(vty, "%% MGCP commands outside of 'mgw' nodes are deprecated. "
"You should consider reading User Manual and migrating to 'mgw' node.%s",
VTY_NEWLINE);
return global_mgcp_client_conf;
}
DEFUN(cfg_mgw_local_ip, cfg_mgw_local_ip_cmd,
"local-ip " VTY_IPV46_CMD,
"local bind to connect to MGW from\n"
"local bind IPv4 address\n"
"local bind IPv6 address\n")
{
struct mgcp_client_conf *conf = get_mgcp_client_config(vty);
osmo_talloc_replace_string(global_mgcp_client_ctx,
(char **)&conf->local_addr,
argv[0]);
return CMD_SUCCESS;
}
ALIAS_DEPRECATED(cfg_mgw_local_ip, cfg_mgcpgw_local_ip_cmd,
"mgcpgw local-ip A.B.C.D",
MGW_STR "local bind to connect to MGCP gateway with\n"
"local bind IP address\n")
ALIAS_DEPRECATED(cfg_mgw_local_ip,
cfg_mgw_mgw_local_ip_cmd,
"mgw local-ip " VTY_IPV46_CMD,
MGW_STR "local bind to connect to MGW from\n"
"local bind IPv4 address\n"
"local bind IPv6 address\n")
DEFUN(cfg_mgw_local_port, cfg_mgw_local_port_cmd,
"local-port <0-65535>",
"local port to connect to MGW from\n"
"local bind port\n")
{
struct mgcp_client_conf *conf = get_mgcp_client_config(vty);
conf->local_port = atoi(argv[0]);
return CMD_SUCCESS;
}
ALIAS_DEPRECATED(cfg_mgw_local_port, cfg_mgcpgw_local_port_cmd,
"mgcpgw local-port <0-65535>",
MGW_STR "local bind to connect to MGCP gateway with\n"
"local bind port\n")
ALIAS_DEPRECATED(cfg_mgw_local_port,
cfg_mgw_mgw_local_port_cmd,
"mgw local-port <0-65535>",
MGW_STR "local port to connect to MGW from\n"
"local bind port\n")
DEFUN(cfg_mgw_remote_ip, cfg_mgw_remote_ip_cmd,
"remote-ip " VTY_IPV46_CMD,
"remote IP address to reach the MGW at\n"
"remote IPv4 address\n"
"remote IPv6 address\n")
{
struct mgcp_client_conf *conf = get_mgcp_client_config(vty);
osmo_talloc_replace_string(global_mgcp_client_ctx,
(char **)&conf->remote_addr, argv[0]);
return CMD_SUCCESS;
}
ALIAS_DEPRECATED(cfg_mgw_remote_ip, cfg_mgcpgw_remote_ip_cmd,
"mgcpgw remote-ip A.B.C.D",
MGW_STR "remote bind to connect to MGCP gateway with\n"
"remote bind IP address\n")
ALIAS_DEPRECATED(cfg_mgw_remote_ip,
cfg_mgw_mgw_remote_ip_cmd,
"mgw remote-ip " VTY_IPV46_CMD,
MGW_STR "remote IP address to reach the MGW at\n"
"remote IPv4 address\n"
"remote IPv6 address\n")
DEFUN(cfg_mgw_remote_port, cfg_mgw_remote_port_cmd,
"remote-port <0-65535>",
"remote port to reach the MGW at\n"
"remote port\n")
{
struct mgcp_client_conf *conf = get_mgcp_client_config(vty);
conf->remote_port = atoi(argv[0]);
return CMD_SUCCESS;
}
ALIAS_DEPRECATED(cfg_mgw_remote_port, cfg_mgcpgw_remote_port_cmd,
"mgcpgw remote-port <0-65535>",
MGW_STR "remote bind to connect to MGCP gateway with\n"
"remote bind port\n")
ALIAS_DEPRECATED(cfg_mgw_remote_port,
cfg_mgw_mgw_remote_port_cmd,
"mgw remote-port <0-65535>",
MGW_STR "remote port to reach the MGW at\n"
"remote port\n")
DEFUN_DEPRECATED(cfg_mgw_mgw_endpoint_range, cfg_mgw_mgw_endpoint_range_cmd,
"mgw endpoint-range <1-65534> <1-65534>",
MGW_STR "DEPRECATED: the endpoint range cannot be defined by the client\n"
"-\n" "-\n")
{
vty_out(vty, "Please do not use legacy config 'mgw endpoint-range'"
" (the range can no longer be defined by the MGCP client)%s",
VTY_NEWLINE);
return CMD_SUCCESS;
}
ALIAS_DEPRECATED(cfg_mgw_mgw_endpoint_range, cfg_mgcpgw_endpoint_range_cmd,
"mgcpgw endpoint-range <1-65534> <1-65534>",
MGW_STR "usable range of endpoint identifiers\n"
"set first useable endpoint identifier\n"
"set the last useable endpoint identifier\n")
#define BTS_START_STR "First UDP port allocated for the BTS side\n"
#define UDP_PORT_STR "UDP Port number\n"
DEFUN_DEPRECATED(cfg_mgw_rtp_bts_base_port,
cfg_mgw_rtp_bts_base_port_cmd,
"mgw bts-base <0-65534>",
MGW_STR
"DEPRECATED: there is no explicit BTS side in current osmo-mgw\n" "-\n")
{
vty_out(vty, "Please do not use legacy config 'mgw bts-base'"
" (there is no explicit BTS side in an MGW anymore)%s",
VTY_NEWLINE);
return CMD_SUCCESS;
}
ALIAS_DEPRECATED(cfg_mgw_rtp_bts_base_port,
cfg_mgcpgw_rtp_bts_base_port_cmd,
"mgcpgw bts-base <0-65534>",
MGW_STR
BTS_START_STR
UDP_PORT_STR)
DEFUN(cfg_mgw_endpoint_domain_name,
cfg_mgw_endpoint_domain_name_cmd,
"endpoint-domain NAME",
"Set the domain name to send in MGCP messages, e.g. the part 'foo' in 'rtpbridge/*@foo'.\n"
"Domain name, should be alphanumeric.\n")
{
struct mgcp_client_conf *conf = get_mgcp_client_config(vty);
if (osmo_strlcpy(conf->endpoint_domain_name, argv[0], sizeof(conf->endpoint_domain_name))
>= sizeof(conf->endpoint_domain_name)) {
vty_out(vty, "%% Error: 'mgw endpoint-domain' name too long, max length is %zu: '%s'%s",
sizeof(conf->endpoint_domain_name) - 1, argv[0], VTY_NEWLINE);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
ALIAS_DEPRECATED(cfg_mgw_endpoint_domain_name,
cfg_mgw_mgw_endpoint_domain_name_cmd,
"mgw endpoint-domain NAME",
MGW_STR "Set the domain name to send in MGCP messages, e.g. the part 'foo' in 'rtpbridge/*@foo'.\n"
"Domain name, should be alphanumeric.\n")
DEFUN(cfg_mgw_reset_ep_name,
cfg_mgw_reset_ep_name_cmd,
"reset-endpoint NAME",
"Add an endpoint name that should be reset (DLCX) on connect to the reset-endpoint list,"
"e.g. 'rtpbridge/*'\n"
"Endpoint name, e.g. 'rtpbridge/*' or 'ds/e1-0/s-3/su16-4'.\n")
{
int rc;
struct reset_ep *reset_ep;
struct mgcp_client_conf *conf = get_mgcp_client_config(vty);
/* stop when the address is already in the list */
llist_for_each_entry(reset_ep, &conf->reset_epnames, list) {
if (strcmp(argv[0], reset_ep->name) == 0) {
vty_out(vty, "%% duplicate endpoint name configured ('%s')%s", argv[0], VTY_NEWLINE);
return CMD_WARNING;
}
}
/* the domain name is not part of the actual endpoint name */
if (strchr(argv[0], '@')) {
vty_out(vty, "%% the endpoint name must be given without domain name ('%s')%s",
argv[0], VTY_NEWLINE);
return CMD_WARNING;
}
reset_ep = talloc_zero(global_mgcp_client_ctx, struct reset_ep);
OSMO_ASSERT(reset_ep);
rc = osmo_strlcpy(reset_ep->name, argv[0], sizeof(reset_ep->name));
if (rc >= sizeof(reset_ep->name)) {
vty_out(vty, "%% Error: 'mgw reset-endpoint' name too long, max length is %zu: '%s'%s",
sizeof(reset_ep->name) - 1, argv[0], VTY_NEWLINE);
talloc_free(reset_ep);
return CMD_WARNING;
}
llist_add_tail(&reset_ep->list, &conf->reset_epnames);
return CMD_SUCCESS;
}
ALIAS_DEPRECATED(cfg_mgw_reset_ep_name,
cfg_mgw_mgw_reset_ep_name_cmd,
"mgw reset-endpoint NAME",
MGW_STR "Add an endpoint name that should be reset (DLCX) on connect to the reset-endpoint list,"
"e.g. 'rtpbridge/*'\n"
"Endpoint name, e.g. 'rtpbridge/*' or 'ds/e1-0/s-3/su16-4'.\n")
DEFUN(cfg_mgw_no_reset_ep_name,
cfg_mgw_no_reset_ep_name_cmd,
"no reset-endpoint NAME",
NO_STR "remove an endpoint name from the reset-endpoint list, e.g. 'rtpbridge/*'\n"
"Endpoint name, e.g. 'rtpbridge/*' or 'ds/e1-0/s-3/su16-4'.\n")
{
struct reset_ep *reset_ep;
struct mgcp_client_conf *conf = get_mgcp_client_config(vty);
llist_for_each_entry(reset_ep, &conf->reset_epnames, list) {
if (strcmp(argv[0], reset_ep->name) == 0) {
llist_del(&reset_ep->list);
talloc_free(reset_ep);
return CMD_SUCCESS;
}
}
vty_out(vty, "%% no such endpoint name configured ('%s')%s", argv[0], VTY_NEWLINE);
return CMD_WARNING;
}
ALIAS_DEPRECATED(cfg_mgw_no_reset_ep_name,
cfg_mgw_mgw_no_reset_ep_name_cmd,
"no mgw reset-endpoint NAME",
NO_STR MGW_STR "remove an endpoint name from the reset-endpoint list, e.g. 'rtpbridge/*'\n"
"Endpoint name, e.g. 'rtpbridge/*' or 'ds/e1-0/s-3/su16-4'.\n")
static int config_write(struct vty *vty, const char *indent, struct mgcp_client_conf *conf)
{
const char *addr;
int port;
struct reset_ep *reset_ep;
/* If caller doesn't the MGW pool API (mgcp_client_pool_vty_init was never called),
* then the "mgw" cmd prefix must be added since the old node always contained it.
*/
const char *mgw_prefix = global_mgcp_client_pool ? "" : "mgw ";
if (conf->description) /* description never had "mgw" prefix even on old node: */
vty_out(vty, "%sdescription %s%s", indent, conf->description, VTY_NEWLINE);
addr = conf->local_addr;
if (addr)
vty_out(vty, "%s%slocal-ip %s%s", indent, mgw_prefix, addr, VTY_NEWLINE);
port = conf->local_port;
if (port >= 0)
vty_out(vty, "%s%slocal-port %u%s", indent, mgw_prefix,
(uint16_t)port, VTY_NEWLINE);
addr = conf->remote_addr;
if (addr)
vty_out(vty, "%s%sremote-ip %s%s", indent, mgw_prefix, addr, VTY_NEWLINE);
port = conf->remote_port;
if (port >= 0)
vty_out(vty, "%s%sremote-port %u%s", indent, mgw_prefix,
(uint16_t)port, VTY_NEWLINE);
if (conf->endpoint_domain_name[0])
vty_out(vty, "%s%sendpoint-domain %s%s", indent, mgw_prefix,
conf->endpoint_domain_name, VTY_NEWLINE);
llist_for_each_entry(reset_ep, &conf->reset_epnames, list)
vty_out(vty, "%s%sreset-endpoint %s%s", indent, mgw_prefix, reset_ep->name, VTY_NEWLINE);
return CMD_SUCCESS;
}
/*! Write out MGCP client config to VTY.
* \param[in] vty VTY to which we should print.
* \param[in] string used for indentation (e.g. " ").
* \returns CMD_SUCCESS on success, CMD_WARNING on error */
int mgcp_client_config_write(struct vty *vty, const char *indent)
{
/* If caller supports MGW pool API (mgcp_client_pool_vty_init was
* called), then skip printing any config in this node and print it when
* the whole 'mgw' node is printed. */
if (global_mgcp_client_pool)
return CMD_SUCCESS;
return config_write(vty, indent, global_mgcp_client_conf);
}
static void vty_init_common(void *talloc_ctx, int node)
{
global_mgcp_client_ctx = talloc_ctx;
/* deprecated 'mgw' commands ('mgw' prepended as first arg) */
install_lib_element(node, &cfg_mgw_mgw_local_ip_cmd);
install_lib_element(node, &cfg_mgw_mgw_local_port_cmd);
install_lib_element(node, &cfg_mgw_mgw_remote_ip_cmd);
install_lib_element(node, &cfg_mgw_mgw_remote_port_cmd);
install_lib_element(node, &cfg_mgw_mgw_endpoint_range_cmd);
install_lib_element(node, &cfg_mgw_mgw_endpoint_domain_name_cmd);
install_lib_element(node, &cfg_mgw_mgw_reset_ep_name_cmd);
install_lib_element(node, &cfg_mgw_mgw_no_reset_ep_name_cmd);
osmo_fsm_vty_add_cmds();
}
/*! Set up MGCP client VTY
* (called once at startup by the application process).
* \param[in] talloc_ctx talloc context to be used by the VTY for allocating memory.
* \param[in] node identifier of the node on which the VTY commands should be installed.
* \param[in] conf user provided memory to to store the MGCP client configuration data. */
void mgcp_client_vty_init(void *talloc_ctx, int node, struct mgcp_client_conf *conf)
{
global_mgcp_client_conf = conf;
/* deprecated 'mgcpgw' commands */
install_lib_element(node, &cfg_mgcpgw_local_ip_cmd);
install_lib_element(node, &cfg_mgcpgw_local_port_cmd);
install_lib_element(node, &cfg_mgcpgw_remote_ip_cmd);
install_lib_element(node, &cfg_mgcpgw_remote_port_cmd);
install_lib_element(node, &cfg_mgcpgw_endpoint_range_cmd);
install_lib_element(node, &cfg_mgcpgw_rtp_bts_base_port_cmd);
vty_init_common(talloc_ctx, node);
}
/* Mark whether user called mgcp_client_pool_config_write() and hence support new API */
static bool mgcp_client_pool_config_write_called = false;
static int _mgcp_client_pool_config_write(struct vty *vty, const char *indent)
{
struct mgcp_client_pool *pool = global_mgcp_client_pool;
struct mgcp_client_pool_member *pool_member;
unsigned int subindent_buf_len;
char *subindent;
if (!indent)
indent = pool->vty_indent ? : "";
subindent_buf_len = strlen(indent) + 1 + 1;
subindent = talloc_zero_size(vty, subindent_buf_len);
snprintf(subindent, subindent_buf_len, "%s ", indent);
llist_for_each_entry(pool_member, &pool->member_list, list) {
vty_out(vty, "%smgw %u%s", indent, pool_member->nr, VTY_NEWLINE);
config_write(vty, subindent, &pool_member->conf);
}
/* MGW pool API is supported by user (global_mgcp_client_pool is set
* because mgcp_client_pool_vty_init was called). If single MGW was
* configured through old VTY and no mgw in the new MGW pool VTY is
* replacing it, then output the single MGW converted to the new MGW
* pool VTY. */
if (llist_empty(&pool->member_list) && pool->mgcp_client_single) {
vty_out(vty, "%smgw 0%s", indent, VTY_NEWLINE);
config_write(vty, subindent, global_mgcp_client_conf);
}
talloc_free(subindent);
return CMD_SUCCESS;
}
/* Deprecated, used for backward compatibility with older users which didn't call
* mgcp_client_pool_config_write(): */
static int config_write_pool(struct vty *vty)
{
if (mgcp_client_pool_config_write_called)
return CMD_SUCCESS;
return _mgcp_client_pool_config_write(vty, NULL);
}
/*! Write out MGCP client config to VTY.
* \param[in] vty VTY to which we should print.
* \param[in] indent string used for indentation (e.g. " ").
If NULL, indentation passed during mgcp_client_pool_vty_init() will be used.
* \returns CMD_SUCCESS on success, CMD_WARNING on error */
int mgcp_client_pool_config_write(struct vty *vty, const char *indent)
{
/* Tell internal node write function that the user supports calling proper API: */
mgcp_client_pool_config_write_called = true;
return _mgcp_client_pool_config_write(vty, indent);
}
DEFUN_ATTR(cfg_mgw,
cfg_mgw_cmd, "mgw <0-255>", "Select a MGCP client config to setup\n" "reference number\n", CMD_ATTR_IMMEDIATE)
{
int nr = atoi(argv[0]);
struct mgcp_client_pool_member *pool_member;
pool_member = mgcp_client_pool_find_member_by_nr(global_mgcp_client_pool, nr);
if (!pool_member) {
pool_member = mgcp_client_pool_member_alloc(global_mgcp_client_pool, nr);
OSMO_ASSERT(pool_member);
}
vty->index = &pool_member->conf;
vty->index_sub = &pool_member->conf.description;
vty->node = global_mgcp_client_pool->vty_node->node;
return CMD_SUCCESS;
}
DEFUN_ATTR(cfg_no_mgw,
cfg_no_mgw_cmd,
"no mgw <0-255>", NO_STR "Select a MGCP client config to remove\n" "reference number\n", CMD_ATTR_IMMEDIATE)
{
int nr = atoi(argv[0]);
struct mgcp_client_pool_member *pool_member;
pool_member = mgcp_client_pool_find_member_by_nr(global_mgcp_client_pool, nr);
if (!pool_member) {
vty_out(vty, "%% no such MGCP client configured ('%s')%s", argv[0], VTY_NEWLINE);
return CMD_WARNING;
}
/* Make sure that there are no ongoing calls */
if (pool_member->refcount > 0) {
vty_out(vty, "%% MGCP client (MGW %s) is still serving ongoing calls -- can't remove it now!%s",
mgcp_client_pool_member_name(pool_member), VTY_NEWLINE);
return CMD_WARNING;
}
mgcp_client_pool_member_free(pool_member);
return CMD_SUCCESS;
}
DEFUN_ATTR(mgw_reconnect, mgw_reconnect_cmd,
"mgw <0-255> reconnect",
MGW_STR "reference number\n" "reconfigure and reconnect MGCP client\n", CMD_ATTR_IMMEDIATE)
{
int nr = atoi(argv[0]);
struct mgcp_client_pool_member *pool_member = NULL;
pool_member = mgcp_client_pool_find_member_by_nr(global_mgcp_client_pool, nr);
if (!pool_member) {
vty_out(vty, "%% no such MGCP client configured ('%s')%s", argv[0], VTY_NEWLINE);
return CMD_WARNING;
}
/* Make sure that there are no ongoing calls */
if (pool_member->refcount > 0) {
vty_out(vty, "%% MGCP client (MGW %s) is still serving ongoing calls -- can't reconnect it now!%s",
mgcp_client_pool_member_name(pool_member), VTY_NEWLINE);
return CMD_WARNING;
}
if (mgcp_client_pool_member_reinit_client(pool_member) < 0) {
LOGP(DLMGCP, LOGL_ERROR, "(manual) MGW %s connect failed at (%s:%u)\n",
mgcp_client_pool_member_name(pool_member), pool_member->conf.remote_addr,
pool_member->conf.remote_port);
vty_out(vty, "%% MGCP client (MGW %s) initalization failed ('%s')%s",
mgcp_client_pool_member_name(pool_member), argv[0], VTY_NEWLINE);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
DEFUN_ATTR(mgw_block, mgw_block_cmd,
"mgw <0-255> block",
MGW_STR "reference number\n" "block MGCP client so that it won't be used for new calls\n", CMD_ATTR_IMMEDIATE)
{
int nr = atoi(argv[0]);
struct mgcp_client_pool_member *pool_member = NULL;
pool_member = mgcp_client_pool_find_member_by_nr(global_mgcp_client_pool, nr);
if (!pool_member) {
vty_out(vty, "%% no such MGCP client configured ('%s')%s", argv[0], VTY_NEWLINE);
return CMD_WARNING;
}
pool_member->blocked = true;
return CMD_SUCCESS;
}
DEFUN_ATTR(mgw_unblock, mgw_unblock_cmd,
"mgw <0-255> unblock",
MGW_STR "reference number\n" "unblock MGCP client so that it will be available for new calls\n", CMD_ATTR_IMMEDIATE)
{
int nr = atoi(argv[0]);
struct mgcp_client_pool_member *pool_member = NULL;
pool_member = mgcp_client_pool_find_member_by_nr(global_mgcp_client_pool, nr);
if (!pool_member) {
vty_out(vty, "%% no such MGCP client configured ('%s')%s", argv[0], VTY_NEWLINE);
return CMD_WARNING;
}
pool_member->blocked = false;
return CMD_SUCCESS;
}
DEFUN(mgw_show, mgw_show_cmd, "show mgw-pool", SHOW_STR "Display information about the MGW-Pool\n")
{
vty_out(vty, "%% MGW-Pool:%s", VTY_NEWLINE);
struct mgcp_client_pool_member *pool_member;
if (llist_empty(&global_mgcp_client_pool->member_list) && global_mgcp_client_pool->mgcp_client_single) {
vty_out(vty, "%% (pool is empty, single MGCP client will be used)%s", VTY_NEWLINE);
return CMD_SUCCESS;
} else if (llist_empty(&global_mgcp_client_pool->member_list)) {
vty_out(vty, "%% (pool is empty)%s", VTY_NEWLINE);
return CMD_SUCCESS;
}
llist_for_each_entry(pool_member, &global_mgcp_client_pool->member_list, list) {
vty_out(vty, "%% MGW %s%s", mgcp_client_pool_member_name(pool_member), VTY_NEWLINE);
vty_out(vty, "%% mgcp-client: %s%s", pool_member->client ? "connected" : "disconnected",
VTY_NEWLINE);
vty_out(vty, "%% service: %s%s", pool_member->blocked ? "blocked" : "unblocked", VTY_NEWLINE);
vty_out(vty, "%% ongoing calls: %u%s", pool_member->refcount, VTY_NEWLINE);
}
return CMD_SUCCESS;
}
/*! Set up MGCP client VTY (pooled)
* (called once at startup by the application process).
* \param[in] parent_node identifier of the parent node on which the mgw node appears.
* \param[in] mgw_node identifier that should be used with the newly installed MGW node.
* \param[in] indent indentation string to match the indentation in the VTY config.
If NULL, it must be passed explicitly each time mgcp_client_pool_config_write() is called.
* \param[in] pool user provided memory to store the configured MGCP client (MGW) pool. */
void mgcp_client_pool_vty_init(int parent_node, int mgw_node, const char *indent, struct mgcp_client_pool *pool)
{
/* A pool must be allocated before this function can be called */
OSMO_ASSERT(pool);
/* Never allow this function to be called twice on the same pool */
OSMO_ASSERT(!pool->vty_node);
if (indent) {
pool->vty_indent = talloc_strdup(pool, indent);
OSMO_ASSERT(pool->vty_indent);
}
pool->vty_node = talloc_zero(pool, struct cmd_node);
OSMO_ASSERT(pool->vty_node);
pool->vty_node->node = mgw_node;
pool->vty_node->vtysh = 1;
pool->vty_node->prompt = talloc_strdup(pool->vty_node, "%s(config-mgw)# ");
install_lib_element(parent_node, &cfg_mgw_cmd);
install_lib_element(parent_node, &cfg_no_mgw_cmd);
/* Note: config_write_pool is deprecated and user is expected to
* manually call mgcp_client_pool_config_write() when printing the VTY
* config */
install_node(pool->vty_node, config_write_pool);
vty_init_common(pool, mgw_node);
install_lib_element(mgw_node, &cfg_mgw_local_ip_cmd);
install_lib_element(mgw_node, &cfg_mgw_local_port_cmd);
install_lib_element(mgw_node, &cfg_mgw_remote_ip_cmd);
install_lib_element(mgw_node, &cfg_mgw_remote_port_cmd);
install_lib_element(mgw_node, &cfg_mgw_rtp_bts_base_port_cmd);
install_lib_element(mgw_node, &cfg_mgw_endpoint_domain_name_cmd);
install_lib_element(mgw_node, &cfg_mgw_reset_ep_name_cmd);
install_lib_element(mgw_node, &cfg_mgw_no_reset_ep_name_cmd);
install_element(mgw_node, &cfg_description_cmd);
install_lib_element(ENABLE_NODE, &mgw_reconnect_cmd);
install_lib_element(ENABLE_NODE, &mgw_block_cmd);
install_lib_element(ENABLE_NODE, &mgw_unblock_cmd);
install_lib_element_ve(&mgw_show_cmd);
global_mgcp_client_pool = pool;
}
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