make nat options ping configurable and leave it off by default

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@12897 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_sofia/mod_sofia.h

@@ -182,7 +182,7 @@ typedef enum {
 	PFLAG_DISABLE_SRV,
 	PFLAG_DISABLE_NAPTR,
 	PFLAG_AUTOFLUSH,
-
+	PFLAG_NAT_OPTIONS_PING,
 	/* No new flags below this line */
 	PFLAG_MAX
 } PFLAGS;

src/mod/endpoints/mod_sofia/sofia.c

@@ -1679,6 +1679,12 @@ switch_status_t reconfig_sofia(sofia_profile_t *profile)
 						} else {
 							sofia_clear_pflag(profile, PFLAG_AUTOFLUSH);
 						}
+					} else if (!strcasecmp(var, "nat-options-ping")) {
+						if (switch_true(val)) {
+							sofia_set_pflag(profile, PFLAG_NAT_OPTIONS_PING);
+						} else {
+							sofia_clear_pflag(profile, PFLAG_NAT_OPTIONS_PING);
+						}
 					} else if (!strcasecmp(var, "inbound-codec-negotiation")) {
 						if (!strcasecmp(val, "greedy")) {
 							sofia_set_pflag(profile, PFLAG_GREEDY);
@@ -2211,6 +2217,12 @@ switch_status_t config_sofia(int reload, char *profile_name)
 						} else {
 							sofia_clear_pflag(profile, PFLAG_AUTOFLUSH);
 						}
+					} else if (!strcasecmp(var, "nat-options-ping")) {
+						if (switch_true(val)) {
+							sofia_set_pflag(profile, PFLAG_NAT_OPTIONS_PING);
+						} else {
+							sofia_clear_pflag(profile, PFLAG_NAT_OPTIONS_PING);
+						}
 					} else if (!strcasecmp(var, "inbound-codec-negotiation")) {
 						if (!strcasecmp(val, "greedy")) {
 							sofia_set_pflag(profile, PFLAG_GREEDY);

src/mod/endpoints/mod_sofia/sofia_reg.c

@@ -596,7 +596,7 @@ void sofia_reg_check_expire(sofia_profile_t *profile, time_t now, int reboot)
 	sofia_glue_actually_execute_sql(profile, SWITCH_FALSE, sql, NULL);
 
 
-	if (now) {
+	if (now && sofia_test_pflag(profile, PFLAG_NAT_OPTIONS_PING)) {
 		switch_snprintf(sql, sizeof(sql), "select call_id,sip_user,sip_host,contact,status,rpid,"
 						"expires,user_agent,server_user,server_host,profile_name"
 						" from sip_registrations where (status like '%%AUTO-NAT%%' "