LCOV - code coverage report
Current view: top level - include/hpactor/actor - daemon_actor.hpp (source / functions) Coverage Total Hit
Test: HPActor Coverage Lines: 81.8 % 11 9
Test Date: 2026-05-20 02:24:49 Functions: 83.3 % 6 5
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: - 0 0

             Branch data     Line data    Source code
       1                 :             : // Copyright 2026 HPActor Contributors
       2                 :             : //
       3                 :             : // Licensed under the Apache License, Version 2.0 (the "License");
       4                 :             : // you may not use this file except in compliance with the License.
       5                 :             : // You may obtain a copy of the License at
       6                 :             : //
       7                 :             : //     http://www.apache.org/licenses/LICENSE-2.0
       8                 :             : //
       9                 :             : // Unless required by applicable law or agreed to in writing, software
      10                 :             : // distributed under the License is distributed on an "AS IS" BASIS,
      11                 :             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12                 :             : // See the License for the specific language governing permissions and
      13                 :             : // limitations under the License.
      14                 :             : 
      15                 :             : #pragma once
      16                 :             : 
      17                 :             : #include <hpactor/actor/event_based_actor.hpp>
      18                 :             : #include <hpactor/sched/dispatch_policy.hpp>
      19                 :             : 
      20                 :             : #include <atomic>
      21                 :             : #include <thread>
      22                 :             : 
      23                 :             : namespace hpactor {
      24                 :             : 
      25                 :             : class DaemonActor : public EventBasedActor {
      26                 :             :   public:
      27                 :           8 :     sched::DispatchPolicy dispatch_policy() const override {
      28                 :           8 :         return sched::DispatchPolicy::DedicatedThread;
      29                 :             :     }
      30                 :             : 
      31                 :             :     // Override to provide the daemon's main loop body.
      32                 :             :     // Called repeatedly from the dedicated thread.
      33                 :             :     // Return false to exit the loop (actor is shutting down).
      34                 :             :     virtual bool run_once() = 0;
      35                 :             : 
      36                 :             :     // Called when the dedicated thread starts, before run_once loop.
      37                 :           2 :     virtual void on_daemon_start() {}
      38                 :             : 
      39                 :             :     // Called when the dedicated thread stops, after run_once loop.
      40                 :           3 :     virtual void on_daemon_stop() {}
      41                 :             : 
      42                 :           1 :     void set_cpu_affinity(int core) {
      43                 :           1 :         hints_.cpu_affinity = core;
      44                 :           1 :     }
      45                 :             : 
      46                 :           6 :     sched::DispatchHints dispatch_hints() const override {
      47                 :           6 :         return hints_;
      48                 :             :     }
      49                 :             : 
      50                 :             :     // Access the mailbox for draining in run_once
      51                 :           0 :     mailbox::MPSCActorMailbox<TypedMessage>* mailbox() {
      52                 :           0 :         return get_mailbox();
      53                 :             :     }
      54                 :             : 
      55                 :             :     void on_activate() override;
      56                 :             :     void on_deactivate() override;
      57                 :             : 
      58                 :             :   protected:
      59                 :             :     DaemonActor(ActorContext* ctx, ActorSystem& sys);
      60                 :             :     ~DaemonActor() override;
      61                 :             : 
      62                 :             :   private:
      63                 :             :     void daemon_loop();
      64                 :             : 
      65                 :             :     std::thread daemon_thread_;
      66                 :             :     std::atomic<bool> running_{false};
      67                 :             :     sched::DispatchHints hints_;
      68                 :             : };
      69                 :             : 
      70                 :             : } // namespace hpactor
        

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