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Merge "res_pjsip: Send a 503 response when overload state if reliable transport." into 16

This commit is contained in:
Kevin Harwell 2018-11-08 13:05:46 -06:00 committed by Gerrit Code Review
parent 907ea79a92 9c9bc5acca
commit b969e7769d
1 changed files with 15 additions and 5 deletions
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20
res/res_pjsip/pjsip_distributor.c
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@ -540,12 +540,22 @@ static pj_bool_t distributor(pjsip_rx_data *rdata)
* we are being overloaded and need to defer adding new work to
* the system. To defer the work we will ignore the request and
* rely on the peer's transport layer to retransmit the message.
* We usually work off the overload within a few seconds. The
* alternative is to send back a 503 response to these requests
* and be done with it.
* We usually work off the overload within a few seconds.
* If transport is non-UDP we send a 503 response instead.
*/
ast_debug(3, "Taskprocessor overload alert: Ignoring '%s'.\n",
pjsip_rx_data_get_info(rdata));
switch (rdata->tp_info.transport->key.type) {
case PJSIP_TRANSPORT_UDP6:
case PJSIP_TRANSPORT_UDP:
ast_debug(3, "Taskprocessor overload alert: Ignoring '%s'.\n",
pjsip_rx_data_get_info(rdata));
break;
default:
ast_debug(3, "Taskprocessor overload on non-udp transport. Received:'%s'. "
"Responding with a 503.\n", pjsip_rx_data_get_info(rdata));
pjsip_endpt_respond_stateless(ast_sip_get_pjsip_endpoint(), rdata,
PJSIP_SC_SERVICE_UNAVAILABLE, NULL, NULL, NULL);
break;
}
ao2_cleanup(dist);
return PJ_TRUE;
}