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FS-9300: Add support for disabling sofia's 100 Trying via configuration, and sending 100 Trying from dialplan

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This commit is contained in:
Armen Babikyan
2016-06-26 22:55:07 -07:00
parent 9e971e5602
commit 6ed86abf9f
15 changed files with 133 additions and 5 deletions
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src/mod/endpoints/mod_sofia/mod_sofia.c
+43
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@@ -55,6 +55,7 @@ static switch_status_t sofia_on_init(switch_core_session_t *session);
static switch_status_t sofia_on_exchange_media(switch_core_session_t *session);
static switch_status_t sofia_on_soft_execute(switch_core_session_t *session);
static switch_status_t sofia_acknowledge_call(switch_core_session_t *session);
static switch_call_cause_t sofia_outgoing_channel(switch_core_session_t *session, switch_event_t *var_event,
switch_caller_profile_t *outbound_profile, switch_core_session_t **new_session,
switch_memory_pool_t **pool, switch_originate_flag_t flags, switch_call_cause_t *cancel_cause);
@@ -137,6 +138,14 @@ static switch_status_t sofia_on_routing(switch_core_session_t *session)
switch_channel_t *channel = switch_core_session_get_channel(session);
switch_assert(tech_pvt != NULL);
if (sofia_test_pflag(tech_pvt->profile, PFLAG_AUTO_INVITE_100) &&
!switch_channel_test_flag(channel, CF_ANSWERED) &&
switch_channel_direction(channel) == SWITCH_CALL_DIRECTION_INBOUND) {
if (sofia_acknowledge_call(session) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Call appears to be already acknowledged\n");
}
}
if (!sofia_test_flag(tech_pvt, TFLAG_HOLD_LOCK)) {
sofia_clear_flag_locked(tech_pvt, TFLAG_SIP_HOLD);
switch_channel_clear_flag(channel, CF_LEG_HOLDING);
@@ -642,6 +651,19 @@ static switch_status_t sofia_on_soft_execute(switch_core_session_t *session)
return SWITCH_STATUS_SUCCESS;
}
static switch_status_t sofia_acknowledge_call(switch_core_session_t *session)
{
struct private_object *tech_pvt = switch_core_session_get_private(session);
if (!tech_pvt->sent_100) {
nua_respond(tech_pvt->nh, SIP_100_TRYING, TAG_END());
tech_pvt->sent_100 = 1;
return SWITCH_STATUS_SUCCESS;
}
return SWITCH_STATUS_FALSE;
}
static switch_status_t sofia_answer_channel(switch_core_session_t *session)
{
private_object_t *tech_pvt = (private_object_t *) switch_core_session_get_private(session);
@@ -656,6 +678,10 @@ static switch_status_t sofia_answer_channel(switch_core_session_t *session)
char *sticky = NULL;
const char *call_info = switch_channel_get_variable(channel, "presence_call_info_full");
if(sofia_acknowledge_call(session) == SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Dialplan did not acknowledge_call; sent 100 Trying");
}
if (switch_channel_test_flag(channel, CF_CONFERENCE) && !switch_stristr(";isfocus", tech_pvt->reply_contact)) {
tech_pvt->reply_contact = switch_core_session_sprintf(session, "%s;isfocus", tech_pvt->reply_contact);
}
@@ -2176,6 +2202,12 @@ static switch_status_t sofia_receive_message(switch_core_session_t *session, swi
}
}
/* Dialplan should really use acknowledge_call application instead of respond application to send 100 */
if (code == 100) {
status = sofia_acknowledge_call(session);
goto end_lock;
}
if (tech_pvt->proxy_refer_uuid) {
if (tech_pvt->proxy_refer_msg) {
nua_respond(tech_pvt->nh, code, su_strdup(nua_handle_home(tech_pvt->nh), reason), SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
@@ -2295,10 +2327,17 @@ static switch_status_t sofia_receive_message(switch_core_session_t *session, swi
SIPTAG_HEADER_STR("X-FS-Support: " FREESWITCH_SUPPORT)), TAG_END());
}
break;
case SWITCH_MESSAGE_INDICATE_ACKNOWLEDGE_CALL:
status = sofia_acknowledge_call(session);
break;
case SWITCH_MESSAGE_INDICATE_RINGING:
{
switch_ring_ready_t ring_ready_val = msg->numeric_arg;
if(sofia_acknowledge_call(session) == SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Dialplan did not acknowledge_call; sent 100 Trying");
}
if (!switch_channel_test_flag(channel, CF_RING_READY) && !sofia_test_flag(tech_pvt, TFLAG_BYE) &&
!switch_channel_test_flag(channel, CF_EARLY_MEDIA) && !switch_channel_test_flag(channel, CF_ANSWERED)) {
char *extra_header = sofia_glue_get_extra_headers(channel, SOFIA_SIP_PROGRESS_HEADER_PREFIX);
@@ -2360,6 +2399,10 @@ static switch_status_t sofia_receive_message(switch_core_session_t *session, swi
int send_sip_code = 183;
const char * p_send_sip_msg = sip_183_Session_progress;
if(sofia_acknowledge_call(session) == SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Dialplan did not acknowledge_call; sent 100 Trying");
}
b_sdp = switch_channel_get_variable(channel, SWITCH_B_SDP_VARIABLE);
is_proxy = (switch_channel_test_flag(channel, CF_PROXY_MODE) || switch_channel_test_flag(channel, CF_PROXY_MEDIA));
is_3pcc_proxy = (sofia_test_pflag(tech_pvt->profile, PFLAG_3PCC_PROXY) && sofia_test_flag(tech_pvt, TFLAG_3PCC));