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authorRichard Mudgett <rmudgett@digium.com>2016-11-30 18:25:11 -0600
committerRichard Mudgett <rmudgett@digium.com>2016-12-02 11:56:59 -0600
commit4b3d3fc7412817e76808d9ef5eff59c5713f41c5 (patch)
tree5350da021bfc5ee27d8721e1fdd12e6f8056343c /res/res_pjsip_outbound_registration.c
parentcd5d9d1d693dd45900a34d88ec9c8b1dfa54bc31 (diff)
res_pjsip_outbound_registration.c: Filter redundant statsd reporting.
Increasing the testsuite shutdown timeout before forcibly killing Asterisk allowed more events to be sent out. Some tests failed as a result. The tests/channels/pjsip/statsd/registrations failed because we now get the statsd events that a comment in the test configuration stated couldn't be intercepted. Unfortunately, we get a variable number of events because of internal status state transition races generating redundant statsd events. We were reporting redundant statsd PJSIP.registrations.state changes for internal state changes that equated to the same thing publicly. * Made update_client_state_status() filter out redundant statsd updates. ASTERISK-26527 Change-Id: If851c7d514bb530d9226e4941ba97dcf52000646
Diffstat (limited to 'res/res_pjsip_outbound_registration.c')
-rw-r--r--res/res_pjsip_outbound_registration.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/res/res_pjsip_outbound_registration.c b/res/res_pjsip_outbound_registration.c
index 29701a13c..d486ccd63 100644
--- a/res/res_pjsip_outbound_registration.c
+++ b/res/res_pjsip_outbound_registration.c
@@ -627,15 +627,30 @@ static void schedule_registration(struct sip_outbound_registration_client_state
static void update_client_state_status(struct sip_outbound_registration_client_state *client_state, enum sip_outbound_registration_status status)
{
+ const char *status_old;
+ const char *status_new;
+
if (client_state->status == status) {
+ /* Status state did not change at all. */
+ return;
+ }
+
+ status_old = sip_outbound_registration_status_str(client_state->status);
+ status_new = sip_outbound_registration_status_str(status);
+ client_state->status = status;
+
+ if (!strcmp(status_old, status_new)) {
+ /*
+ * The internal status state may have changed but the status
+ * state we tell the world did not change at all.
+ */
return;
}
ast_statsd_log_string_va("PJSIP.registrations.state.%s", AST_STATSD_GAUGE, "-1", 1.0,
- sip_outbound_registration_status_str(client_state->status));
+ status_old);
ast_statsd_log_string_va("PJSIP.registrations.state.%s", AST_STATSD_GAUGE, "+1", 1.0,
- sip_outbound_registration_status_str(status));
- client_state->status = status;
+ status_new);
}
/*! \brief Callback function for unregistering (potentially) and destroying state */