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add webrtc_enable_dtls=false (for webrtc) or enable_dtls=true (for normal calls)

This commit is contained in:
Anthony Minessale 2013-02-21 09:13:37 -06:00
parent 45bd5952b1
commit 45b4ba1afa
2 changed files with 37 additions and 6 deletions
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1
src/include/switch_types.h
View File

@ -1301,6 +1301,7 @@ typedef enum {
CF_ICE,
CF_DTLS,
CF_VERBOSE_SDP,
CF_DTLS_OK,
/* WARNING: DO NOT ADD ANY FLAGS BELOW THIS LINE */
/* IF YOU ADD NEW ONES CHECK IF THEY SHOULD PERSIST OR ZERO THEM IN switch_core_session.c switch_core_session_request_xml() */
CF_FLAG_MAX

42
src/switch_core_media.c
View File

@ -1805,6 +1805,11 @@ static void generate_local_fingerprint(switch_media_handle_t *smh, switch_media_
}
}
//?
static int dtls_ok(switch_core_session_t *session)
{
return switch_channel_test_flag(session->channel, CF_DTLS_OK);
}
//?
static void check_ice(switch_media_handle_t *smh, switch_media_type_t type, sdp_session_t *sdp, sdp_media_t *m)
@ -1812,11 +1817,21 @@ static void check_ice(switch_media_handle_t *smh, switch_media_type_t type, sdp_
switch_rtp_engine_t *engine = &smh->engines[type];
sdp_attribute_t *attr;
int i = 0, got_rtcp_mux = 0;
const char *tmp;
engine->ice_in.chosen[0] = 0;
engine->ice_in.chosen[1] = 0;
engine->ice_in.cand_idx = 0;
if (!(tmp = switch_channel_get_variable(smh->session->channel, "webrtc_enable_dtls")) || switch_true(tmp)) {
switch_channel_set_flag(smh->session->channel, CF_DTLS_OK);
}
if (!(tmp = switch_channel_get_variable(smh->session->channel, "enable_dtls")) || switch_true(tmp)) {
switch_channel_set_flag(smh->session->channel, CF_DTLS_OK);
}
if (m) {
attr = m->m_attributes;
} else {
@ -1840,7 +1855,7 @@ static void check_ice(switch_media_handle_t *smh, switch_media_type_t type, sdp_
} else if (!strcasecmp(attr->a_name, "ice-options")) {
engine->ice_in.options = switch_core_session_strdup(smh->session, attr->a_value);
} else if (switch_rtp_has_dtls() && !strcasecmp(attr->a_name, "fingerprint") && !zstr(attr->a_value)) {
} else if (switch_rtp_has_dtls() && dtls_ok(smh->session) && !strcasecmp(attr->a_name, "fingerprint") && !zstr(attr->a_value)) {
char *p;
engine->remote_dtls_fingerprint.type = switch_core_session_strdup(smh->session, attr->a_value);
@ -2047,6 +2062,7 @@ static void check_ice(switch_media_handle_t *smh, switch_media_type_t type, sdp_
SWITCH_DECLARE(void) switch_core_session_set_ice(switch_core_session_t *session)
{
switch_media_handle_t *smh;
const char *tmp;
switch_assert(session);
@ -2054,6 +2070,10 @@ SWITCH_DECLARE(void) switch_core_session_set_ice(switch_core_session_t *session)
return;
}
if (!(tmp = switch_channel_get_variable(session->channel, "webrtc_enable_dtls")) || switch_true(tmp)) {
switch_channel_set_flag(session->channel, CF_DTLS_OK);
}
switch_channel_set_flag(session->channel, CF_VERBOSE_SDP);
switch_channel_set_flag(session->channel, CF_WEBRTC);
switch_channel_set_flag(session->channel, CF_ICE);
@ -2381,7 +2401,7 @@ SWITCH_DECLARE(uint8_t) switch_core_media_negotiate_sdp(switch_core_session_t *s
} else if (m->m_type == sdp_media_audio && m->m_port && !got_audio) {
sdp_rtpmap_t *map;
if (switch_rtp_has_dtls()) {
if (switch_rtp_has_dtls() && dtls_ok(session)) {
for (attr = m->m_attributes; attr; attr = attr->a_next) {
if (!strcasecmp(attr->a_name, "fingerprint") && !zstr(attr->a_value)) {
@ -2773,7 +2793,7 @@ SWITCH_DECLARE(uint8_t) switch_core_media_negotiate_sdp(switch_core_session_t *s
for (map = m->m_rtpmaps; map; map = map->rm_next) {
if (switch_rtp_has_dtls()) {
if (switch_rtp_has_dtls() && dtls_ok(session)) {
for (attr = m->m_attributes; attr; attr = attr->a_next) {
if (!strcasecmp(attr->a_name, "fingerprint") && !zstr(attr->a_value)) {
got_video_crypto = 1;
@ -3894,7 +3914,7 @@ SWITCH_DECLARE(switch_status_t) switch_core_media_activate_rtp(switch_core_sessi
}
if (!zstr(a_engine->local_dtls_fingerprint.str) && switch_rtp_has_dtls()) {
if (!zstr(a_engine->local_dtls_fingerprint.str) && switch_rtp_has_dtls() && dtls_ok(smh->session)) {
dtls_type_t xtype, dtype = switch_channel_direction(smh->session->channel) == SWITCH_CALL_DIRECTION_INBOUND ? DTLS_TYPE_CLIENT : DTLS_TYPE_SERVER;
@ -4291,7 +4311,7 @@ SWITCH_DECLARE(switch_status_t) switch_core_media_activate_rtp(switch_core_sessi
}
if (!zstr(v_engine->local_dtls_fingerprint.str) && switch_rtp_has_dtls()) {
if (!zstr(v_engine->local_dtls_fingerprint.str) && switch_rtp_has_dtls() && dtls_ok(smh->session)) {
dtls_type_t xtype,
dtype = switch_channel_direction(smh->session->channel) == SWITCH_CALL_DIRECTION_INBOUND ? DTLS_TYPE_CLIENT : DTLS_TYPE_SERVER;
xtype = DTLS_TYPE_RTP;
@ -4773,6 +4793,7 @@ SWITCH_DECLARE(void) switch_core_media_gen_local_sdp(switch_core_session_t *sess
const char *local_audio_crypto_key = switch_core_session_local_crypto_key(session, SWITCH_MEDIA_TYPE_AUDIO);
const char *local_sdp_audio_zrtp_hash = switch_core_media_get_zrtp_hash(session, SWITCH_MEDIA_TYPE_AUDIO, SWITCH_TRUE);
const char *local_sdp_video_zrtp_hash = switch_core_media_get_zrtp_hash(session, SWITCH_MEDIA_TYPE_VIDEO, SWITCH_TRUE);
const char *tmp;
switch_rtp_engine_t *a_engine, *v_engine;
switch_media_handle_t *smh;
ice_t *ice_out;
@ -4786,6 +4807,15 @@ SWITCH_DECLARE(void) switch_core_media_gen_local_sdp(switch_core_session_t *sess
a_engine = &smh->engines[SWITCH_MEDIA_TYPE_AUDIO];
v_engine = &smh->engines[SWITCH_MEDIA_TYPE_VIDEO];
if (!(tmp = switch_channel_get_variable(smh->session->channel, "enable_dtls")) || switch_true(tmp)) {
switch_channel_set_flag(session->channel, CF_DTLS_OK);
}
if (switch_channel_test_flag(session->channel, CF_WEBRTC)) {
if (!(tmp = switch_channel_get_variable(session->channel, "webrtc_enable_dtls")) || switch_true(tmp)) {
switch_channel_set_flag(session->channel, CF_DTLS_OK);
}
}
if (switch_channel_direction(session->channel) == SWITCH_CALL_DIRECTION_OUTBOUND) {
@ -4797,7 +4827,7 @@ SWITCH_DECLARE(void) switch_core_media_gen_local_sdp(switch_core_session_t *sess
smh->mparams->rtcp_video_interval_msec = "5000";
}
if ( switch_rtp_has_dtls() ) {
if ( switch_rtp_has_dtls() && dtls_ok(session)) {
if (switch_channel_test_flag(session->channel, CF_WEBRTC) ||
switch_true(switch_channel_get_variable(smh->session->channel, "rtp_use_dtls"))) {
switch_channel_set_flag(smh->session->channel, CF_DTLS);