class __attribute__()

in src/oomd/engine/Ruleset.h [32:111]

• 48 lines of code
• 1 McCabe index (conditional complexity)

class __attribute__((__packed__)) Ruleset {
 public:
  Ruleset(
      const std::string& name,
      std::vector<std::unique_ptr<DetectorGroup>> detector_groups,
      std::vector<std::unique_ptr<BasePlugin>> action_group,
      bool disable_on_drop_in = false,
      bool detectorgroups_dropin_enabled = false,
      bool actiongroup_dropin_enabled = false,
      uint32_t silenced_logs = 0,
      int post_action_delay = DEFAULT_POST_ACTION_DELAY,
      int prekill_hook_timeout = DEFAULT_PREKILL_HOOK_TIMEOUT);
  ~Ruleset() = default;

  /*
   * Merges this ruleset with @param ruleset with priority given to @param
   * ruleset.
   *
   * @returns false if @param ruleset tries to override configs to ruleset
   * members which do not have drop in turned on. true otherwise.
   */
  [[nodiscard]] bool mergeWithDropIn(std::unique_ptr<Ruleset> ruleset);

  /*
   * Mark/unmark this ruleset as being targeted by an active drop in.
   */
  void markDropInTargeted();
  void markDropInUntargeted();

  /*
   * Prerun all plugins in this ruleset.
   */
  void prerun(OomdContext& context);

  /*
   * Runs the all the DetectorGroup's. If any of them fires, then begin
   * running the action chain.
   *
   * @returns 1 if we attempted to run the action chain. 0 otherwise.
   */
  uint32_t runOnce(OomdContext& context);

  const std::string& getName() const {
    return name_;
  }

  /*
   * for the next @param duration seconds, runOnce wont run the action chain,
   * even if the DetectorGroups fire.
   */
  void pause_actions(std::chrono::seconds duration);

 private:
  std::string name_;
  std::vector<std::unique_ptr<DetectorGroup>> detector_groups_;
  std::vector<std::unique_ptr<BasePlugin>> action_group_;
  int post_action_delay_{DEFAULT_POST_ACTION_DELAY};
  int prekill_hook_timeout_{DEFAULT_PREKILL_HOOK_TIMEOUT};
  bool enabled_{true};
  bool disable_on_drop_in_{false};
  bool detectorgroups_dropin_enabled_{false};
  bool actiongroup_dropin_enabled_{false};
  uint32_t silenced_logs_{0};
  int32_t numTargeted_{0};

  struct AsyncActionChainState {
   public:
    std::reference_wrapper<BasePlugin> active_plugin;
    ActionContext action_context;
  };
  std::optional<AsyncActionChainState> active_action_chain_state_{std::nullopt};
  int run_action_chain(
      std::vector<std::unique_ptr<BasePlugin>>::iterator action_chain_start,
      std::vector<std::unique_ptr<BasePlugin>>::iterator action_chain_end,
      OomdContext& context);

  std::chrono::steady_clock::time_point pause_actions_until_ =
      std::chrono::steady_clock::time_point();
  bool plugin_overrode_post_action_delay_{false};
};