mirror of https://github.com/Icinga/icinga2.git
233 lines
7.8 KiB
C++
233 lines
7.8 KiB
C++
/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
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#ifndef CHECKABLE_H
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#define CHECKABLE_H
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#include "base/atomic.hpp"
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#include "base/timer.hpp"
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#include "icinga/i2-icinga.hpp"
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#include "icinga/checkable-ti.hpp"
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#include "icinga/timeperiod.hpp"
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#include "icinga/notification.hpp"
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#include "icinga/comment.hpp"
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#include "icinga/downtime.hpp"
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#include "remote/endpoint.hpp"
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#include "remote/messageorigin.hpp"
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#include <cstdint>
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namespace icinga
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{
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/**
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* @ingroup icinga
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*/
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enum DependencyType
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{
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DependencyState,
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DependencyCheckExecution,
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DependencyNotification
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};
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/**
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* Checkable Types
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*
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* @ingroup icinga
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*/
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enum CheckableType
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{
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CheckableHost,
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CheckableService
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};
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class CheckCommand;
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class EventCommand;
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class Dependency;
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/**
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* An Icinga service.
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*
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* @ingroup icinga
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*/
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class Checkable : public ObjectImpl<Checkable>
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{
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public:
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DECLARE_OBJECT(Checkable);
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DECLARE_OBJECTNAME(Checkable);
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static void StaticInitialize();
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Checkable();
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std::set<Checkable::Ptr> GetParents() const;
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std::set<Checkable::Ptr> GetChildren() const;
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std::set<Checkable::Ptr> GetAllChildren() const;
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void AddGroup(const String& name);
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bool IsReachable(DependencyType dt = DependencyState, intrusive_ptr<Dependency> *failedDependency = nullptr, int rstack = 0) const;
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AcknowledgementType GetAcknowledgement();
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void AcknowledgeProblem(const String& author, const String& comment, AcknowledgementType type, bool notify = true, bool persistent = false, double changeTime = Utility::GetTime(), double expiry = 0, const MessageOrigin::Ptr& origin = nullptr);
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void ClearAcknowledgement(const String& removedBy, double changeTime = Utility::GetTime(), const MessageOrigin::Ptr& origin = nullptr);
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int GetSeverity() const override;
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bool GetProblem() const override;
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bool GetHandled() const override;
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Timestamp GetNextUpdate() const override;
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/* Checks */
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intrusive_ptr<CheckCommand> GetCheckCommand() const;
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TimePeriod::Ptr GetCheckPeriod() const;
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long GetSchedulingOffset();
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void SetSchedulingOffset(long offset);
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void UpdateNextCheck(const MessageOrigin::Ptr& origin = nullptr);
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bool HasBeenChecked() const;
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virtual bool IsStateOK(ServiceState state) const = 0;
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double GetLastCheck() const final;
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virtual void SaveLastState(ServiceState state, double timestamp) = 0;
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static void UpdateStatistics(const CheckResult::Ptr& cr, CheckableType type);
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void ExecuteRemoteCheck(const Dictionary::Ptr& resolvedMacros = nullptr);
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void ExecuteCheck();
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void ProcessCheckResult(const CheckResult::Ptr& cr, const MessageOrigin::Ptr& origin = nullptr);
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Endpoint::Ptr GetCommandEndpoint() const;
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static boost::signals2::signal<void (const Checkable::Ptr&, const CheckResult::Ptr&, const MessageOrigin::Ptr&)> OnNewCheckResult;
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static boost::signals2::signal<void (const Checkable::Ptr&, const CheckResult::Ptr&, StateType, const MessageOrigin::Ptr&)> OnStateChange;
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static boost::signals2::signal<void (const Checkable::Ptr&, const CheckResult::Ptr&, std::set<Checkable::Ptr>, const MessageOrigin::Ptr&)> OnReachabilityChanged;
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static boost::signals2::signal<void (const Checkable::Ptr&, NotificationType, const CheckResult::Ptr&,
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const String&, const String&, const MessageOrigin::Ptr&)> OnNotificationsRequested;
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static boost::signals2::signal<void (const Notification::Ptr&, const Checkable::Ptr&, const User::Ptr&,
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const NotificationType&, const CheckResult::Ptr&, const String&, const String&, const String&,
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const MessageOrigin::Ptr&)> OnNotificationSentToUser;
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static boost::signals2::signal<void (const Notification::Ptr&, const Checkable::Ptr&, const std::set<User::Ptr>&,
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const NotificationType&, const CheckResult::Ptr&, const String&,
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const String&, const MessageOrigin::Ptr&)> OnNotificationSentToAllUsers;
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static boost::signals2::signal<void (const Checkable::Ptr&, const String&, const String&, AcknowledgementType,
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bool, bool, double, double, const MessageOrigin::Ptr&)> OnAcknowledgementSet;
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static boost::signals2::signal<void (const Checkable::Ptr&, const String&, double, const MessageOrigin::Ptr&)> OnAcknowledgementCleared;
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static boost::signals2::signal<void (const Checkable::Ptr&, double)> OnFlappingChange;
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static boost::signals2::signal<void (const Checkable::Ptr&)> OnNextCheckUpdated;
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static boost::signals2::signal<void (const Checkable::Ptr&)> OnEventCommandExecuted;
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static Atomic<uint_fast64_t> CurrentConcurrentChecks;
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/* Downtimes */
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int GetDowntimeDepth() const final;
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void RemoveAllDowntimes();
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void TriggerDowntimes();
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bool IsInDowntime() const;
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bool IsAcknowledged() const;
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std::set<Downtime::Ptr> GetDowntimes() const;
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void RegisterDowntime(const Downtime::Ptr& downtime);
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void UnregisterDowntime(const Downtime::Ptr& downtime);
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/* Comments */
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void RemoveAllComments();
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void RemoveCommentsByType(int type, const String& removedBy = String());
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std::set<Comment::Ptr> GetComments() const;
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void RegisterComment(const Comment::Ptr& comment);
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void UnregisterComment(const Comment::Ptr& comment);
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/* Notifications */
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void SendNotifications(NotificationType type, const CheckResult::Ptr& cr, const String& author = "", const String& text = "");
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std::set<Notification::Ptr> GetNotifications() const;
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void RegisterNotification(const Notification::Ptr& notification);
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void UnregisterNotification(const Notification::Ptr& notification);
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void ResetNotificationNumbers();
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/* Event Handler */
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void ExecuteEventHandler(const Dictionary::Ptr& resolvedMacros = nullptr,
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bool useResolvedMacros = false);
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intrusive_ptr<EventCommand> GetEventCommand() const;
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/* Flapping Detection */
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bool IsFlapping() const;
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/* Dependencies */
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void AddDependency(const intrusive_ptr<Dependency>& dep);
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void RemoveDependency(const intrusive_ptr<Dependency>& dep);
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std::vector<intrusive_ptr<Dependency> > GetDependencies() const;
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void AddReverseDependency(const intrusive_ptr<Dependency>& dep);
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void RemoveReverseDependency(const intrusive_ptr<Dependency>& dep);
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std::vector<intrusive_ptr<Dependency> > GetReverseDependencies() const;
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void ValidateCheckInterval(const Lazy<double>& lvalue, const ValidationUtils& value) final;
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void ValidateRetryInterval(const Lazy<double>& lvalue, const ValidationUtils& value) final;
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void ValidateMaxCheckAttempts(const Lazy<int>& lvalue, const ValidationUtils& value) final;
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bool NotificationReasonApplies(NotificationType type);
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bool IsLikelyToBeCheckedSoon();
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static void IncreasePendingChecks();
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static void DecreasePendingChecks();
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static int GetPendingChecks();
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static void AquirePendingCheckSlot(int maxPendingChecks);
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static Object::Ptr GetPrototype();
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protected:
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void Start(bool runtimeCreated) override;
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void OnAllConfigLoaded() override;
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private:
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mutable boost::mutex m_CheckableMutex;
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bool m_CheckRunning{false};
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long m_SchedulingOffset;
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static boost::mutex m_StatsMutex;
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static int m_PendingChecks;
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static boost::condition_variable m_PendingChecksCV;
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/* Downtimes */
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std::set<Downtime::Ptr> m_Downtimes;
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mutable boost::mutex m_DowntimeMutex;
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static void NotifyFixedDowntimeStart(const Downtime::Ptr& downtime);
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static void NotifyFlexibleDowntimeStart(const Downtime::Ptr& downtime);
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static void NotifyDowntimeInternal(const Downtime::Ptr& downtime);
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static void NotifyDowntimeEnd(const Downtime::Ptr& downtime);
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static void FireSuppressedNotifications(const Timer * const&);
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/* Comments */
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std::set<Comment::Ptr> m_Comments;
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mutable boost::mutex m_CommentMutex;
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/* Notifications */
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std::set<Notification::Ptr> m_Notifications;
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mutable boost::mutex m_NotificationMutex;
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/* Dependencies */
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mutable boost::mutex m_DependencyMutex;
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std::set<intrusive_ptr<Dependency> > m_Dependencies;
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std::set<intrusive_ptr<Dependency> > m_ReverseDependencies;
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void GetAllChildrenInternal(std::set<Checkable::Ptr>& children, int level = 0) const;
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/* Flapping */
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void UpdateFlappingStatus(bool stateChange);
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};
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}
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#endif /* CHECKABLE_H */
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#include "icinga/dependency.hpp"
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