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92 lines
2.9 KiB
C++
92 lines
2.9 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2022 Software Radio Systems Limited
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the distribution.
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*
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*
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*/
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#ifndef RIC_CLIENT_H
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#define RIC_CLIENT_H
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#include "srsgnb/hdr/stack/ric/e2ap.h"
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#include "srsran/common/network_utils.h"
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#include "srsran/common/task_scheduler.h"
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#include "srsran/common/threads.h"
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#include "srsran/interfaces/e2_metrics_interface.h"
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#include "srsran/srsran.h"
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static const int e2ap_ppid = 70;
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static const int e2ap_port = 36421;
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enum e2_msg_type_t {
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E2_SETUP_REQUEST,
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E2_SUB_RESPONSE,
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E2_SUB_DEL_RESPONSE,
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E2_INDICATION,
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E2_RESET,
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E2_RESET_RESPONSE
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};
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struct ric_args_t {
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bool enable;
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std::string ric_ip;
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uint32_t ric_port;
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};
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namespace srsenb {
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class ric_client : public srsran::thread
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{
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public:
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ric_client(srslog::basic_logger& logger, srsenb::e2_interface_metrics* _gnb_metrics);
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~ric_client() = default;
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// Initiate and Stop
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bool init(ric_args_t args);
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void stop();
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void run_thread();
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void tic();
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// Send messages to RIC
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bool send_sctp(srsran::unique_byte_buffer_t& buf);
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bool send_e2_msg(e2_msg_type_t msg_type);
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bool queue_send_e2ap_pdu(e2_ap_pdu_c send_pdu);
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bool send_e2ap_pdu(e2_ap_pdu_c send_pdu);
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bool send_reset_response();
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// Handle messages received from RIC
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bool
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handle_e2_rx_msg(srsran::unique_byte_buffer_t pdu, const sockaddr_in& from, const sctp_sndrcvinfo& sri, int flags);
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bool handle_e2_init_msg(asn1::e2ap::init_msg_s& init_msg);
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bool handle_e2_successful_outcome(asn1::e2ap::successful_outcome_s& successful_outcome);
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bool handle_e2_unsuccessful_outcome(asn1::e2ap::unsuccessful_outcome_s& unsuccessful_outcome);
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bool handle_e2_setup_response(e2setup_resp_s setup_response);
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bool handle_ric_subscription_request(ricsubscription_request_s ric_subscription_request);
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bool handle_ric_subscription_delete_request(ricsubscription_delete_request_s ricsubscription_delete_request);
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bool handle_subscription_modification_request(uint32_t ric_subscription_modification_request);
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bool handle_subscription_modification_confirm(uint32_t ric_subscription_modification_confirm);
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bool handle_subscription_modification_refuse(uint32_t ric_subscription_modification_refuse);
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bool handle_reset_response(reset_resp_s& reset_response);
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bool handle_reset_request(reset_request_s& reset_request);
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private:
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srsran::task_scheduler task_sched;
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srsran::task_queue_handle ric_rece_task_queue;
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srsran::unique_socket ric_socket;
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srsran::socket_manager rx_sockets;
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srslog::basic_logger& logger;
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struct sockaddr_in ric_addr = {}; // RIC address
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bool running = false;
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srsenb::e2_interface_metrics* gnb_metrics = nullptr;
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e2ap e2ap_;
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};
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} // namespace srsenb
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#endif /* RIC_CLIENT_H */
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