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add an external port output parameter to switch_nat_add_mapping and use it in sofia_glue_tech_choose_port 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13629 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Mathieu Rene 2009-06-05 02:30:44 +00:00
parent 60ec88985a
commit b633d3298e
6 changed files with 46 additions and 16 deletions
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15
src/include/switch_nat.h
View File

@ -59,9 +59,22 @@ typedef enum {
\note Generally called by the core_init
*/
SWITCH_DECLARE(void) switch_nat_init(switch_memory_pool_t *pool);
/*!
\brief Shuts down the NAT Traversal System
*/
SWITCH_DECLARE(void) switch_nat_shutdown(void);
SWITCH_DECLARE(switch_status_t) switch_nat_add_mapping(switch_port_t port, switch_nat_ip_proto_t proto);
/*!
\brief Maps a port through the NAT Traversal System
\param port Internal port to map
\param proto Protocol
\param external_port [out] Mapped external port
*/
SWITCH_DECLARE(switch_status_t) switch_nat_add_mapping(switch_port_t port, switch_nat_ip_proto_t proto, switch_port_t *external_port);
/*!
\brief Deletes a NAT mapping
\param proto Protocol
*/
SWITCH_DECLARE(switch_status_t) switch_nat_del_mapping(switch_port_t port, switch_nat_ip_proto_t proto);

5
src/mod/applications/mod_commands/mod_commands.c
View File

@ -49,6 +49,7 @@ SWITCH_STANDARD_API(nat_map_function)
int argc;
char *mydata = NULL, *argv[4];
switch_nat_ip_proto_t proto = SWITCH_NAT_UDP;
switch_port_t external_port = 0;
if (!cmd) {
goto error;
@ -70,8 +71,8 @@ SWITCH_STANDARD_API(nat_map_function)
}
if (argv[0] && switch_stristr("add", argv[0])) {
if (switch_nat_add_mapping((switch_port_t)atoi(argv[1]), proto) == SWITCH_STATUS_SUCCESS) {
stream->write_function(stream, "true");
if (switch_nat_add_mapping((switch_port_t)atoi(argv[1]), proto, &external_port) == SWITCH_STATUS_SUCCESS) {
stream->write_function(stream, "%d", (int)external_port);
goto ok;
}
} else if (argv[0] && switch_stristr("del", argv[0])) {

6
src/mod/endpoints/mod_sofia/sofia.c
View File

@ -762,13 +762,13 @@ void *SWITCH_THREAD_FUNC sofia_profile_thread_run(switch_thread_t *thread, void
);
if (sofia_test_pflag(profile, PFLAG_AUTO_NAT)) {
if (switch_nat_add_mapping(profile->sip_port, SWITCH_NAT_UDP) == SWITCH_STATUS_SUCCESS) {
if (switch_nat_add_mapping(profile->sip_port, SWITCH_NAT_UDP, NULL) == SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Created UDP nat mapping for %s port %d\n", profile->name, profile->sip_port);
}
if (switch_nat_add_mapping(profile->sip_port, SWITCH_NAT_TCP) == SWITCH_STATUS_SUCCESS) {
if (switch_nat_add_mapping(profile->sip_port, SWITCH_NAT_TCP, NULL) == SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Created TCP nat mapping for %s port %d\n", profile->name, profile->sip_port);
}
if(sofia_test_pflag(profile, PFLAG_TLS) && switch_nat_add_mapping(profile->tls_sip_port, SWITCH_NAT_TCP) == SWITCH_STATUS_SUCCESS) {
if(sofia_test_pflag(profile, PFLAG_TLS) && switch_nat_add_mapping(profile->tls_sip_port, SWITCH_NAT_TCP, NULL) == SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Created TCP/TLS nat mapping for %s port %d\n", profile->name, profile->tls_sip_port);
}
}

12
src/mod/endpoints/mod_sofia/sofia_glue.c
View File

@ -630,6 +630,7 @@ switch_status_t sofia_glue_tech_choose_port(private_object_t *tech_pvt, int forc
switch_port_t sdp_port;
char tmp[50];
const char *use_ip = NULL;
switch_port_t external_port = 0;
if (!force) {
if (switch_channel_test_flag(tech_pvt->channel, CF_PROXY_MODE) ||
@ -667,12 +668,12 @@ switch_status_t sofia_glue_tech_choose_port(private_object_t *tech_pvt, int forc
if (tech_pvt->profile->extrtpip && sofia_glue_check_nat(tech_pvt->profile, tech_pvt->remote_ip)) {
tech_pvt->adv_sdp_audio_ip = switch_core_session_strdup(tech_pvt->session, tech_pvt->profile->extrtpip);
switch_nat_add_mapping((switch_port_t)sdp_port, SWITCH_NAT_UDP);
switch_nat_add_mapping((switch_port_t)sdp_port, SWITCH_NAT_UDP, &external_port);
} else {
tech_pvt->adv_sdp_audio_ip = switch_core_session_strdup(tech_pvt->session, ip);
}
tech_pvt->adv_sdp_audio_port = sdp_port;
tech_pvt->adv_sdp_audio_port = external_port != 0 ? external_port : sdp_port;
switch_snprintf(tmp, sizeof(tmp), "%d", sdp_port);
switch_channel_set_variable(tech_pvt->channel, SWITCH_LOCAL_MEDIA_IP_VARIABLE, tech_pvt->adv_sdp_audio_ip);
@ -686,6 +687,7 @@ switch_status_t sofia_glue_tech_choose_video_port(private_object_t *tech_pvt, in
char *ip = tech_pvt->profile->rtpip;
switch_port_t sdp_port;
char tmp[50];
switch_port_t external_port = 0;
if (!force) {
if (switch_channel_test_flag(tech_pvt->channel, CF_PROXY_MODE) || switch_channel_test_flag(tech_pvt->channel, CF_PROXY_MEDIA)
@ -712,11 +714,11 @@ switch_status_t sofia_glue_tech_choose_video_port(private_object_t *tech_pvt, in
}
}
tech_pvt->adv_sdp_video_port = sdp_port;
if (sofia_glue_check_nat(tech_pvt->profile, tech_pvt->remote_ip)) {
switch_nat_add_mapping((switch_port_t)sdp_port, SWITCH_NAT_UDP);
switch_nat_add_mapping((switch_port_t)sdp_port, SWITCH_NAT_UDP, &external_port);
}
tech_pvt->adv_sdp_video_port = external_port != 0 ? external_port : sdp_port;
switch_snprintf(tmp, sizeof(tmp), "%d", sdp_port);
switch_channel_set_variable(tech_pvt->channel, SWITCH_LOCAL_VIDEO_IP_VARIABLE, tech_pvt->adv_sdp_audio_ip);

2
src/mod/event_handlers/mod_event_socket/mod_event_socket.c
View File

@ -2291,7 +2291,7 @@ SWITCH_MODULE_RUNTIME_FUNCTION(mod_event_socket_runtime)
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Socket up listening on %s:%u\n", prefs.ip, prefs.port);
if (prefs.nat_map) {
switch_nat_add_mapping(prefs.port, SWITCH_NAT_TCP);
switch_nat_add_mapping(prefs.port, SWITCH_NAT_TCP, NULL);
}
break;

22
src/switch_nat.c
View File

@ -170,7 +170,7 @@ SWITCH_DECLARE(void) switch_nat_init(switch_memory_pool_t *pool)
}
}
static switch_status_t switch_nat_add_mapping_pmp(switch_port_t port, switch_nat_ip_proto_t proto)
static switch_status_t switch_nat_add_mapping_pmp(switch_port_t port, switch_nat_ip_proto_t proto, switch_port_t *external_port)
{
switch_status_t status = SWITCH_STATUS_FALSE;
natpmpresp_t response;
@ -198,6 +198,16 @@ static switch_status_t switch_nat_add_mapping_pmp(switch_port_t port, switch_nat
response.type == NATPMP_RESPTYPE_UDPPORTMAPPING ? "UDP" :
(response.type == NATPMP_RESPTYPE_TCPPORTMAPPING ? "TCP" : "UNKNOWN"),
response.pnu.newportmapping.privateport);
if (external_port) {
*external_port = response.pnu.newportmapping.mappedpublicport;
} else if (response.pnu.newportmapping.mappedpublicport != response.pnu.newportmapping.privateport) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "External port %hu protocol %s was not available, it was instead mapped to %hu",
response.pnu.newportmapping.privateport,
response.type == NATPMP_RESPTYPE_UDPPORTMAPPING ? "UDP" :
(response.type == NATPMP_RESPTYPE_TCPPORTMAPPING ? "TCP" : "UNKNOWN"),
response.pnu.newportmapping.mappedpublicport);
}
status = SWITCH_STATUS_SUCCESS;
}
@ -285,16 +295,20 @@ static switch_status_t switch_nat_del_mapping_upnp(switch_port_t port, switch_na
return status;
}
SWITCH_DECLARE(switch_status_t) switch_nat_add_mapping(switch_port_t port, switch_nat_ip_proto_t proto)
SWITCH_DECLARE(switch_status_t) switch_nat_add_mapping(switch_port_t port, switch_nat_ip_proto_t proto, switch_port_t *external_port)
{
switch_status_t status = SWITCH_STATUS_FALSE;
switch (nat_globals.nat_type) {
case SWITCH_NAT_TYPE_PMP:
status = switch_nat_add_mapping_pmp(port, proto);
status = switch_nat_add_mapping_pmp(port, proto, external_port);
break;
case SWITCH_NAT_TYPE_UPNP:
status = switch_nat_add_mapping_upnp(port, proto);
if ((status = switch_nat_add_mapping_upnp(port, proto)) && status == SWITCH_STATUS_SUCCESS) {
if (external_port) {
*external_port = port;
}
}
break;
default:
break;