MT#14559 Trigger db_reg_agent.removeRegistration on subscriber termination

Change-Id: I7ba4e467d9f9a96890eeb5eeb4a6de392e1f4447

lib/NGCP/Panel/Utils/Preferences.pm

@@ -854,23 +854,15 @@ sub get_contract_preference_rs {
 sub get_peer_auth_params {
     my ($c, $prov_subscriber, $prefs) = @_;
 
-    my $rs;
-    $rs = NGCP::Panel::Utils::Preferences::get_usr_preference_rs(
-        c => $c, attribute => 'peer_auth_user', 
-        prov_subscriber => $prov_subscriber);
-    $prefs->{peer_auth_user} = $rs->first ? $rs->first->value : undef;
-    $rs = NGCP::Panel::Utils::Preferences::get_usr_preference_rs(
-        c => $c, attribute => 'peer_auth_realm', 
-        prov_subscriber => $prov_subscriber);
-    $prefs->{peer_auth_realm} = $rs->first ? $rs->first->value : undef;
-    $rs = NGCP::Panel::Utils::Preferences::get_usr_preference_rs(
-        c => $c, attribute => 'peer_auth_pass', 
-        prov_subscriber => $prov_subscriber);
-    $prefs->{peer_auth_pass} = $rs->first ? $rs->first->value : undef;
-    $rs = NGCP::Panel::Utils::Preferences::get_usr_preference_rs(
-        c => $c, attribute => 'peer_auth_register',
-        prov_subscriber => $prov_subscriber);
-    $prefs->{peer_auth_register} = $rs->first ? $rs->first->value : undef;
+    foreach my $attribute (qw/peer_auth_user peer_auth_realm peer_auth_pass peer_auth_register/){
+        my $rs;
+        $rs = NGCP::Panel::Utils::Preferences::get_usr_preference_rs(
+            c => $c, 
+            attribute => $attribute, 
+            prov_subscriber => $prov_subscriber
+        );
+        $prefs->{$attribute} = $rs->first ? $rs->first->value : undef;
+    }
 }
 
 sub is_peer_auth_active {

lib/NGCP/Panel/Utils/Subscriber.pm

@@ -981,8 +981,12 @@ sub terminate {
                 groups       => [],
                 subscriber   => $subscriber,
             );
-            NGCP::Panel::Utils::Kamailio::delete_location($c, 
-                $prov_subscriber);
+            my $auth_prefs = {};
+            NGCP::Panel::Utils::Preferences::get_peer_auth_params($c, $prov_subscriber, $auth_prefs);
+            if(NGCP::Panel::Utils::Preferences::is_peer_auth_active($c, $auth_prefs)){
+                NGCP::Panel::Utils::Sems::delete_peer_registration($c, $prov_subscriber, $auth_prefs);
+            }
+            NGCP::Panel::Utils::Kamailio::delete_location($c, $prov_subscriber);
             foreach my $pref(qw/allowed_ips_grp man_allowed_ips_grp/) {
                 my $aig_rs = NGCP::Panel::Utils::Preferences::get_usr_preference_rs(
                     c => $c, prov_subscriber => $prov_subscriber, attribute => $pref,