e2: rename class ric_client to e2_agent

srsenb/enb.conf.example

@@ -371,7 +371,7 @@ enable = false
 #ema_alpha        = 0.0143
 
 #####################################################################
-[ric_client]
+[e2_agent]
 enable = true
 #ric_ip =  127.0.0.1
 #ric_port = 36421

srsenb/hdr/enb.h

@@ -114,7 +114,7 @@ struct all_args_t {
   general_args_t    general;
   phy_args_t        phy;
   stack_args_t      stack;
-  ric_args_t        ric_client;
+  e2_agent_args_t   e2_agent;
   gnb_stack_args_t  nr_stack;
 };
 
@@ -139,7 +139,7 @@ public:
 
   void print_pool();
 
-  bool enable_ric_client(srsenb::e2_interface_metrics* e2_metrics);
+  bool enable_e2_agent(srsenb::e2_interface_metrics* e2_metrics);
 
   // eNodeB metrics interface
   bool get_metrics(enb_metrics_t* m) override;
@@ -174,7 +174,7 @@ private:
   std::unique_ptr<enb_stack_base>     nr_stack    = nullptr;
   std::unique_ptr<srsran::radio_base> radio       = nullptr;
   std::unique_ptr<enb_phy_base>       phy         = nullptr;
-  std::unique_ptr<ric_client>         ric         = nullptr;
+  std::unique_ptr<e2_agent>           _e2_agent   = nullptr;
 
   // System metrics processor.
   srsran::sys_metrics_processor sys_proc;

srsenb/src/enb.cc

@@ -190,19 +190,19 @@ void enb::start_plot()
   phy->start_plot();
 }
 
-bool enb::enable_ric_client(srsenb::e2_interface_metrics* e2_metrics)
+bool enb::enable_e2_agent(srsenb::e2_interface_metrics* e2_metrics)
 {
-  std::unique_ptr<srsenb::ric_client> tmp_ric_client = std::unique_ptr<srsenb::ric_client>(
-      new srsenb::ric_client(srslog::fetch_basic_logger("RIC", log_sink, false), e2_metrics));
-  if (tmp_ric_client == nullptr) {
-    srsran::console("Error creating RIC client instance.\n");
+  std::unique_ptr<srsenb::e2_agent> tmp_e2_agent = std::unique_ptr<srsenb::e2_agent>(
+      new srsenb::e2_agent(srslog::fetch_basic_logger("E2_AGENT", log_sink, false), e2_metrics));
+  if (tmp_e2_agent == nullptr) {
+    srsran::console("Error creating e2_agent instance.\n");
     return SRSRAN_ERROR;
   }
-  if (tmp_ric_client->init(args.ric_client)) {
-    srsran::console("Error initializing RIC client.\n");
+  if (tmp_e2_agent->init(args.e2_agent)) {
+    srsran::console("Error initializing e2_agent client.\n");
     return SRSRAN_ERROR;
   }
-  ric = std::move(tmp_ric_client);
+  _e2_agent = std::move(tmp_e2_agent);
   return SRSRAN_SUCCESS;
 }
 
@@ -275,8 +275,8 @@ void enb::tti_clock()
     return;
   }
 
-  if (ric) {
-    ric->tic();
+  if (_e2_agent) {
+    _e2_agent->tic();
   }
 
   if (eutra_stack) {

srsenb/src/main.cc

@@ -229,9 +229,9 @@ void parse_args(all_args_t* args, int argc, char* argv[])
     ("cfr.ema_alpha", bpo::value<float>(&args->phy.cfr_args.ema_alpha)->default_value(args->phy.cfr_args.ema_alpha), "Alpha coefficient for the power average in auto_ema mode (0 to 1)")
 
     /* RIC section */
-    ("ric_client.enable",   bpo::value<bool>(&args->ric_client.enable)->default_value(false), "Enables the RIC client")
-    ("ric_client.ric_ip",   bpo::value<string>(&args->ric_client.ric_ip)->default_value("127.0.0.1"), "RIC IP address")
-    ("ric_client.ric_port", bpo::value<uint32_t>(&args->ric_client.ric_port)->default_value(36421), "RIC port")
+    ("e2_agent.enable",   bpo::value<bool>(&args->e2_agent.enable)->default_value(false), "Enables the E2 agent")
+    ("e2_agent.ric_ip",   bpo::value<string>(&args->e2_agent.ric_ip)->default_value("127.0.0.1"), "RIC IP address")
+    ("e2_agent.ric_port", bpo::value<uint32_t>(&args->e2_agent.ric_port)->default_value(36421), "RIC port")
 
     /* Expert section */
     ("expert.metrics_period_secs", bpo::value<float>(&args->general.metrics_period_secs)->default_value(1.0), "Periodicity for metrics in seconds.")
@@ -684,7 +684,7 @@ int main(int argc, char* argv[])
     metricshub.add_listener(&json_metrics);
   }
   srsenb::metrics_e2 e2_metrics(enb.get());
-  if (args.ric_client.enable) {
+  if (args.e2_agent.enable) {
     metricshub.add_listener(&e2_metrics);
   }
 
@@ -695,9 +695,9 @@ int main(int argc, char* argv[])
     if (args.gui.enable) {
       enb->start_plot();
     }
-    if (args.ric_client.enable) {
-      if (enb->enable_ric_client(&e2_metrics)) {
-        srslog::fetch_basic_logger("RIC").error("Failed to enable RIC client");
+    if (args.e2_agent.enable) {
+      if (enb->enable_e2_agent(&e2_metrics)) {
+        srslog::fetch_basic_logger("E2_AGENT").error("Failed to enable E2 Agent");
       }
     }
   }

srsgnb/hdr/stack/ric/e2ap.h

@@ -46,13 +46,13 @@ typedef struct {
   std::vector<uint32_t> not_admitted_actions;
 } ric_subscription_reponse_t;
 
-class ric_client;
+class e2_agent;
 
 class e2ap
 {
 public:
   e2ap(srslog::basic_logger&         logger,
-       ric_client*                   _ric_client,
+       e2_agent*                     _e2_agent,
        srsenb::e2_interface_metrics* _gnb_metrics,
        srsran::task_scheduler*       _task_sched_ptr);
   ~e2ap();
@@ -95,7 +95,7 @@ public:
 
 private:
   srslog::basic_logger& logger;
-  ric_client*           _ric_client;
+  e2_agent*             _e2_agent;
   e2sm_kpm              e2sm_;
   bool                  e2_established = false;
   srsran::unique_timer  e2_procedure_timeout;

srsgnb/hdr/stack/ric/ric_client.h

@@ -32,21 +32,21 @@ enum e2_msg_type_t {
   E2_RESET_RESPONSE
 };
 
-struct ric_args_t {
+struct e2_agent_args_t {
   bool        enable;
   std::string ric_ip;
   uint32_t    ric_port;
 };
 
 namespace srsenb {
-class ric_client : public srsran::thread
+class e2_agent : public srsran::thread
 {
 public:
-  ric_client(srslog::basic_logger& logger, srsenb::e2_interface_metrics* _gnb_metrics);
-  ~ric_client() = default;
+  e2_agent(srslog::basic_logger& logger, srsenb::e2_interface_metrics* _gnb_metrics);
+  ~e2_agent() = default;
 
   // Initiate and Stop
-  bool init(ric_args_t args);
+  bool init(e2_agent_args_t args);
   void stop();
   void run_thread();
   void tic();

srsgnb/src/stack/ric/e2ap.cc

@@ -15,10 +15,10 @@
 #include "srsgnb/hdr/stack/ric/ric_client.h"
 
 e2ap::e2ap(srslog::basic_logger&         logger,
-           ric_client*                   _ric_client,
+           e2_agent*                     _e2_agent,
            srsenb::e2_interface_metrics* _gnb_metrics,
            srsran::task_scheduler*       _task_sched_ptr) :
-  logger(logger), _ric_client(_ric_client), e2sm_(logger, _task_sched_ptr), task_sched_ptr(_task_sched_ptr)
+  logger(logger), _e2_agent(_e2_agent), e2sm_(logger, _task_sched_ptr), task_sched_ptr(_task_sched_ptr)
 {
   gnb_metrics          = _gnb_metrics;
   e2_procedure_timeout = task_sched_ptr->get_unique_timer();
@@ -47,8 +47,8 @@ bool e2ap::get_func_desc(uint32_t ran_func_id, RANfunction_description& fdesc)
 
 bool e2ap::queue_send_e2ap_pdu(e2_ap_pdu_c e2ap_pdu)
 {
-  if (_ric_client) {
-    _ric_client->queue_send_e2ap_pdu(e2ap_pdu);
+  if (_e2_agent) {
+    _e2_agent->queue_send_e2ap_pdu(e2ap_pdu);
   }
   return true;
 }
@@ -382,7 +382,7 @@ int e2ap::process_reset_request(reset_request_s reset_request)
 {
   reset_id = reset_request->transaction_id.value;
 
-  // TO DO: Parse and store the cause for future extension of the ric client
+  // TODO: Parse and store the cause for future extension of the e2_agent
 
   return SRSRAN_SUCCESS;
 }

srsgnb/src/stack/ric/ric_client.cc

@@ -14,19 +14,15 @@
 #include "srsran/asn1/e2ap.h"
 
 using namespace srsenb;
-ric_client::ric_client(srslog::basic_logger& logger, e2_interface_metrics* _gnb_metrics) :
-  task_sched(),
-  logger(logger),
-  rx_sockets(),
-  thread("RIC_CLIENT_THREAD"),
-  e2ap_(logger, this, _gnb_metrics, &task_sched)
+e2_agent::e2_agent(srslog::basic_logger& logger, e2_interface_metrics* _gnb_metrics) :
+  task_sched(), logger(logger), rx_sockets(), thread("E2_AGENT_THREAD"), e2ap_(logger, this, _gnb_metrics, &task_sched)
 {
   gnb_metrics = _gnb_metrics;
 }
 
-bool ric_client::init(ric_args_t args)
+bool e2_agent::init(e2_agent_args_t args)
 {
-  printf("RIC_CLIENT: Init\n");
+  printf("E2_AGENT: Init\n");
   using namespace srsran::net_utils;
   // Open SCTP socket
   if (not ric_socket.open_socket(addr_family::ipv4, socket_type::seqpacket, protocol_type::SCTP)) {
@@ -63,19 +59,19 @@ bool ric_client::init(ric_args_t args)
   return SRSRAN_SUCCESS;
 }
 
-void ric_client::stop()
+void e2_agent::stop()
 {
   running = false;
   wait_thread_finish();
 }
 
-void ric_client::tic()
+void e2_agent::tic()
 {
   // get tick every 1ms to advance timers
   task_sched.tic();
 }
 
-void ric_client::run_thread()
+void e2_agent::run_thread()
 {
   using namespace asn1::e2ap;
 
@@ -88,7 +84,7 @@ void ric_client::run_thread()
   }
 }
 
-bool ric_client::send_sctp(srsran::unique_byte_buffer_t& buf)
+bool e2_agent::send_sctp(srsran::unique_byte_buffer_t& buf)
 {
   ssize_t ret;
   ret = sctp_sendmsg(ric_socket.fd(),
@@ -108,7 +104,7 @@ bool ric_client::send_sctp(srsran::unique_byte_buffer_t& buf)
   return true;
 }
 
-bool ric_client::send_e2_msg(e2_msg_type_t msg_type)
+bool e2_agent::send_e2_msg(e2_msg_type_t msg_type)
 {
   std::string message_name;
   e2_ap_pdu_c send_pdu;
@@ -134,14 +130,14 @@ bool ric_client::send_e2_msg(e2_msg_type_t msg_type)
   return send_e2ap_pdu(send_pdu);
 }
 
-bool ric_client::queue_send_e2ap_pdu(e2_ap_pdu_c e2ap_pdu)
+bool e2_agent::queue_send_e2ap_pdu(e2_ap_pdu_c e2ap_pdu)
 {
   auto send_e2ap_pdu_task = [this, e2ap_pdu]() { send_e2ap_pdu(e2ap_pdu); };
   ric_rece_task_queue.push(send_e2ap_pdu_task);
   return true;
 }
 
-bool ric_client::send_e2ap_pdu(e2_ap_pdu_c send_pdu)
+bool e2_agent::send_e2ap_pdu(e2_ap_pdu_c send_pdu)
 {
   srsran::unique_byte_buffer_t buf = srsran::make_byte_buffer();
   if (buf == nullptr) {
@@ -162,12 +158,12 @@ bool ric_client::send_e2ap_pdu(e2_ap_pdu_c send_pdu)
   return true;
 }
 
-bool ric_client::handle_e2_rx_msg(srsran::unique_byte_buffer_t pdu,
-                                  const sockaddr_in&           from,
-                                  const sctp_sndrcvinfo&       sri,
-                                  int                          flags)
+bool e2_agent::handle_e2_rx_msg(srsran::unique_byte_buffer_t pdu,
+                                const sockaddr_in&           from,
+                                const sctp_sndrcvinfo&       sri,
+                                int                          flags)
 {
-  printf("RIC_CLIENT: Received %d bytes from %s\n", pdu->N_bytes, inet_ntoa(from.sin_addr));
+  printf("E2_AGENT: Received %d bytes from %s\n", pdu->N_bytes, inet_ntoa(from.sin_addr));
   e2_ap_pdu_c    pdu_c;
   asn1::cbit_ref bref(pdu->msg, pdu->N_bytes);
   if (pdu_c.unpack(bref) != asn1::SRSASN_SUCCESS) {
@@ -189,7 +185,7 @@ bool ric_client::handle_e2_rx_msg(srsran::unique_byte_buffer_t pdu,
   return true;
 }
 
-bool ric_client::handle_e2_init_msg(asn1::e2ap::init_msg_s& init_msg)
+bool e2_agent::handle_e2_init_msg(asn1::e2ap::init_msg_s& init_msg)
 {
   using namespace asn1::e2ap;
   if (init_msg.value.type() == e2_ap_elem_procs_o::init_msg_c::types_opts::ricsubscription_request) {
@@ -218,7 +214,7 @@ bool ric_client::handle_e2_init_msg(asn1::e2ap::init_msg_s& init_msg)
   return true;
 }
 
-bool ric_client::handle_e2_successful_outcome(asn1::e2ap::successful_outcome_s& successful_outcome)
+bool e2_agent::handle_e2_successful_outcome(asn1::e2ap::successful_outcome_s& successful_outcome)
 {
   using namespace asn1::e2ap;
   if (successful_outcome.value.type() == e2_ap_elem_procs_o::successful_outcome_c::types_opts::e2setup_resp) {
@@ -248,7 +244,7 @@ bool ric_client::handle_e2_successful_outcome(asn1::e2ap::successful_outcome_s&
   return true;
 }
 
-bool ric_client::handle_e2_setup_response(e2setup_resp_s setup_response)
+bool e2_agent::handle_e2_setup_response(e2setup_resp_s setup_response)
 {
   if (e2ap_.process_setup_response(setup_response)) {
     logger.error("Failed to process E2 Setup Response \n");
@@ -257,7 +253,7 @@ bool ric_client::handle_e2_setup_response(e2setup_resp_s setup_response)
   return true;
 }
 
-bool ric_client::handle_e2_unsuccessful_outcome(asn1::e2ap::unsuccessful_outcome_s& unsuccessful_outcome)
+bool e2_agent::handle_e2_unsuccessful_outcome(asn1::e2ap::unsuccessful_outcome_s& unsuccessful_outcome)
 {
   using namespace asn1::e2ap;
   if (unsuccessful_outcome.value.type() == e2_ap_elem_procs_o::unsuccessful_outcome_c::types_opts::e2setup_fail) {
@@ -294,7 +290,7 @@ bool ric_client::handle_e2_unsuccessful_outcome(asn1::e2ap::unsuccessful_outcome
   return true;
 }
 
-bool ric_client::handle_ric_subscription_request(ricsubscription_request_s ric_subscription_request)
+bool e2_agent::handle_ric_subscription_request(ricsubscription_request_s ric_subscription_request)
 {
   logger.info("Received RIC Subscription Request from RIC ID: %i (instance id %i) to RAN Function ID: %i",
               ric_subscription_request->ri_crequest_id->ric_requestor_id,
@@ -309,7 +305,7 @@ bool ric_client::handle_ric_subscription_request(ricsubscription_request_s ric_s
   return true;
 }
 
-bool ric_client::handle_ric_subscription_delete_request(ricsubscription_delete_request_s ricsubscription_delete_request)
+bool e2_agent::handle_ric_subscription_delete_request(ricsubscription_delete_request_s ricsubscription_delete_request)
 {
   logger.info("Received RIC Subscription Delete request from RIC ID: %i (instance id %i) to RAN Function ID: %i",
               ricsubscription_delete_request->ri_crequest_id->ric_requestor_id,
@@ -324,7 +320,7 @@ bool ric_client::handle_ric_subscription_delete_request(ricsubscription_delete_r
   return true;
 }
 
-bool ric_client::handle_subscription_modification_request(uint32_t ric_subscription_modification_request)
+bool e2_agent::handle_subscription_modification_request(uint32_t ric_subscription_modification_request)
 {
   if (e2ap_.process_subscription_modification_request(ric_subscription_modification_request)) {
     logger.error("Failed to process RIC subscription delete request \n");
@@ -332,7 +328,7 @@ bool ric_client::handle_subscription_modification_request(uint32_t ric_subscript
   }
   return true;
 }
-bool ric_client::handle_subscription_modification_confirm(uint32_t ric_subscription_modification_confirm)
+bool e2_agent::handle_subscription_modification_confirm(uint32_t ric_subscription_modification_confirm)
 {
   if (e2ap_.process_subscription_modification_confirm(ric_subscription_modification_confirm)) {
     logger.error("Failed to process RIC subscription delete request \n");
@@ -340,7 +336,7 @@ bool ric_client::handle_subscription_modification_confirm(uint32_t ric_subscript
   }
   return true;
 }
-bool ric_client::handle_subscription_modification_refuse(uint32_t ric_subscription_modification_refuse)
+bool e2_agent::handle_subscription_modification_refuse(uint32_t ric_subscription_modification_refuse)
 {
   if (e2ap_.process_subscription_modification_refuse(ric_subscription_modification_refuse)) {
     logger.error("Failed to process RIC subscription delete request \n");
@@ -349,7 +345,7 @@ bool ric_client::handle_subscription_modification_refuse(uint32_t ric_subscripti
   return true;
 }
 
-bool ric_client::handle_reset_request(reset_request_s& reset_request)
+bool e2_agent::handle_reset_request(reset_request_s& reset_request)
 {
   printf("Received E2AP E2 Reset Request \n");
   // call process to handle reset request, if it fails log error and return false, else return true - success
@@ -367,7 +363,7 @@ bool ric_client::handle_reset_request(reset_request_s& reset_request)
   return true;
 }
 
-bool ric_client::handle_reset_response(reset_resp_s& reset_response)
+bool e2_agent::handle_reset_response(reset_resp_s& reset_response)
 {
   printf("Received E2AP E2 Reset Response \n");
   // call process to handle reset reponse, if it fails log error, else return true - success