mirror of https://github.com/PentHertz/srsLTE.git
s1ap: run connect in background thread to avoid blocking
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parent
dc8c85f330
commit
5d79e89a3d
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@ -108,7 +108,7 @@ public:
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// Stack interface
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bool
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handle_mme_rx_msg(srsran::unique_byte_buffer_t pdu, const sockaddr_in& from, const sctp_sndrcvinfo& sri, int flags);
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handle_mme_rx_msg(srsran::unique_byte_buffer_t pdu, const sockaddr_in& from, const sctp_sndrcvinfo& sri, int flags);
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void start_pcap(srsran::s1ap_pcap* pcap_);
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private:
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@ -263,7 +263,7 @@ private:
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bool was_uectxtrelease_requested() const { return release_requested; }
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void
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set_state(s1ap_proc_id_t state, const erab_id_list& erabs_updated, const erab_item_list& erabs_failed_to_update);
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set_state(s1ap_proc_id_t state, const erab_id_list& erabs_updated, const erab_item_list& erabs_failed_to_update);
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s1ap_proc_id_t get_state() const { return current_state; }
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ue_ctxt_t ctxt = {};
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@ -330,10 +330,14 @@ private:
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bool success = false;
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enum class cause_t { timeout, failure } cause;
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};
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struct s1connectresult {
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bool success = false;
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};
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explicit s1_setup_proc_t(s1ap* s1ap_) : s1ap_ptr(s1ap_) {}
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srsran::proc_outcome_t init();
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srsran::proc_outcome_t step() { return srsran::proc_outcome_t::yield; }
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srsran::proc_outcome_t react(const s1connectresult& event);
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srsran::proc_outcome_t react(const s1setupresult& event);
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void then(const srsran::proc_state_t& result);
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const char* name() const { return "MME Connection"; }
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@ -237,23 +237,40 @@ srsran::proc_outcome_t s1ap::s1_setup_proc_t::start_mme_connection()
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return srsran::proc_outcome_t::success;
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}
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if (not s1ap_ptr->connect_mme()) {
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procInfo("Could not connect to MME");
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return srsran::proc_outcome_t::error;
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}
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auto connect_callback = [this]() {
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bool connected = s1ap_ptr->connect_mme();
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if (not s1ap_ptr->setup_s1()) {
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procError("S1 setup failed. Exiting...");
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srsran::console("S1 setup failed\n");
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s1ap_ptr->running = false;
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return srsran::proc_outcome_t::error;
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}
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auto notify_result = [this, connected]() {
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s1_setup_proc_t::s1connectresult res;
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res.success = connected;
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s1ap_ptr->s1setup_proc.trigger(res);
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};
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s1ap_ptr->task_sched.notify_background_task_result(notify_result);
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};
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srsran::get_background_workers().push_task(connect_callback);
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s1ap_ptr->s1setup_timeout.run();
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procInfo("S1SetupRequest sent. Waiting for response...");
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return srsran::proc_outcome_t::yield;
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}
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srsran::proc_outcome_t s1ap::s1_setup_proc_t::react(const srsenb::s1ap::s1_setup_proc_t::s1connectresult& event)
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{
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if (event.success) {
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procInfo("Connected to MME. Sending S1 setup request.");
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s1ap_ptr->s1setup_timeout.run();
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if (not s1ap_ptr->setup_s1()) {
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procError("S1 setup failed. Exiting...");
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srsran::console("S1 setup failed\n");
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s1ap_ptr->running = false;
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return srsran::proc_outcome_t::error;
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}
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procInfo("S1 setup request sent. Waiting for response.");
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return srsran::proc_outcome_t::yield;
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}
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procInfo("Could not connected to MME. Aborting");
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return srsran::proc_outcome_t::error;
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}
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srsran::proc_outcome_t s1ap::s1_setup_proc_t::react(const srsenb::s1ap::s1_setup_proc_t::s1setupresult& event)
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{
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if (s1ap_ptr->s1setup_timeout.is_running()) {
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