Add PLMN ID as parameter to query UDM

src/smf_app/smf_app.cpp

@@ -701,8 +701,8 @@ void smf_app::handle_pdu_session_create_sm_context_request(
   std::string n1_sm_message, n1_sm_message_hex;
   nas_message_t decoded_nas_msg       = {};
   cause_value_5gsm_e cause_n1         = {cause_value_5gsm_e::CAUSE_0_UNKNOWN};
-  pdu_session_type_t pdu_session_type = {
-      .pdu_session_type = PDU_SESSION_TYPE_E_IPV4};
+  pdu_session_type_t pdu_session_type = {.pdu_session_type =
+                                             PDU_SESSION_TYPE_E_IPV4};
 
   // Step 1. Decode NAS and get the necessary information
   int decoder_rc = smf_n1::get_instance().decode_n1_sm_container(
@@ -954,7 +954,9 @@ void smf_app::handle_pdu_session_create_sm_context_request(
     if (not use_local_configuration_subscription_data(dnn_selection_mode)) {
       Logger::smf_app().debug(
           "Retrieve Session Management Subscription data from the UDM");
-      if (smf_sbi_inst->get_sm_data(supi64, dnn, snssai, subscription)) {
+      plmn_t plmn = {};
+      sc.get()->get_plmn(plmn);
+      if (smf_sbi_inst->get_sm_data(supi64, dnn, snssai, subscription, plmn)) {
         // Update dnn_context with subscription info
         sc.get()->insert_dnn_subscription(snssai, dnn, subscription);
       } else {

src/smf_app/smf_sbi.cpp

@@ -836,11 +836,17 @@ void smf_sbi::subscribe_upf_status_notify(
 //------------------------------------------------------------------------------
 bool smf_sbi::get_sm_data(
     const supi64_t& supi, const std::string& dnn, const snssai_t& snssai,
-    std::shared_ptr<session_management_subscription>& subscription) {
+    std::shared_ptr<session_management_subscription>& subscription,
+    plmn_t plmn) {
   nlohmann::json jsonData = {};
   std::string query_str   = {};
+  std::string mcc         = {};
+  std::string mnc         = {};
+  conv::plmnToMccMnc(plmn, mcc, mnc);
+
   query_str = "?single-nssai={\"sst\":" + std::to_string(snssai.sST) +
-              ",\"sd\":" + snssai.sD + "}&dnn=oai";
+              ",\"sd\":" + snssai.sD + "}&dnn=oai" +
+              "&plmn-id={\"mcc\":" + mcc + ",\"mnc\":" + mnc + "}";
   std::string url =
       std::string(inet_ntoa(*((struct in_addr*) &smf_cfg.udm_addr.ipv4_addr))) +
       ":" + std::to_string(smf_cfg.udm_addr.port) + NUDM_SDM_BASE +

src/smf_app/smf_sbi.hpp

@@ -157,7 +157,8 @@ class smf_sbi {
    */
   bool get_sm_data(
       const supi64_t& supi, const std::string& dnn, const snssai_t& snssai,
-      std::shared_ptr<session_management_subscription>& subscription);
+      std::shared_ptr<session_management_subscription>& subscription,
+      plmn_t plmn = {});
 
   /*
    * Subscribe to be notify from UDM