granicus.if.org Git - icinga2/blob - lib/icinga/checkable.cpp

   1 /******************************************************************************
   2  * Icinga 2                                                                   *
   3  * Copyright (C) 2012-2016 Icinga Development Team (https://www.icinga.org/)  *
   4  *                                                                            *
   5  * This program is free software; you can redistribute it and/or              *
   6  * modify it under the terms of the GNU General Public License                *
   7  * as published by the Free Software Foundation; either version 2             *
   8  * of the License, or (at your option) any later version.                     *
   9  *                                                                            *
  10  * This program is distributed in the hope that it will be useful,            *
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of             *
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              *
  13  * GNU General Public License for more details.                               *
  14  *                                                                            *
  15  * You should have received a copy of the GNU General Public License          *
  16  * along with this program; if not, write to the Free Software Foundation     *
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.             *
  18  ******************************************************************************/
  19
  20 #include "icinga/checkable.hpp"
  21 #include "icinga/checkable.tcpp"
  22 #include "icinga/host.hpp"
  23 #include "icinga/service.hpp"
  24 #include "base/objectlock.hpp"
  25 #include "base/utility.hpp"
  26 #include "base/exception.hpp"
  27 #include <boost/foreach.hpp>
  28 #include <boost/bind/apply.hpp>
  29
  30 using namespace icinga;
  31
  32 REGISTER_TYPE_WITH_PROTOTYPE(Checkable, Checkable::GetPrototype());
  33 INITIALIZE_ONCE(&Checkable::StaticInitialize);
  34
  35 boost::signals2::signal<void (const Checkable::Ptr&, const String&, const String&, AcknowledgementType, bool, double, const MessageOrigin::Ptr&)> Checkable::OnAcknowledgementSet;
  36 boost::signals2::signal<void (const Checkable::Ptr&, const MessageOrigin::Ptr&)> Checkable::OnAcknowledgementCleared;
  37
  38 void Checkable::StaticInitialize(void)
  39 {
  40         /* fixed downtime start */
  41         Downtime::OnDowntimeAdded.connect(boost::bind(&Checkable::NotifyFixedDowntimeStart, _1));
  42         /* flexible downtime start */
  43         Downtime::OnDowntimeTriggered.connect(boost::bind(&Checkable::NotifyFlexibleDowntimeStart, _1));
  44         /* fixed/flexible downtime end */
  45         Downtime::OnDowntimeRemoved.connect(boost::bind(&Checkable::NotifyDowntimeEnd, _1));
  46 }
  47
  48 Checkable::Checkable(void)
  49         : m_CheckRunning(false)
  50 {
  51         SetSchedulingOffset(Utility::Random());
  52 }
  53
  54 void Checkable::Start(bool runtimeCreated)
  55 {
  56         double now = Utility::GetTime();
  57
  58         if (GetNextCheck() < now + 300)
  59                 UpdateNextCheck();
  60
  61         ObjectImpl<Checkable>::Start(runtimeCreated);
  62 }
  63
  64 void Checkable::AddGroup(const String& name)
  65 {
  66         boost::mutex::scoped_lock lock(m_CheckableMutex);
  67
  68         Array::Ptr groups;
  69         Host *host = dynamic_cast<Host *>(this);
  70
  71         if (host)
  72                 groups = host->GetGroups();
  73         else
  74                 groups = static_cast<Service *>(this)->GetGroups();
  75
  76         if (groups && groups->Contains(name))
  77                 return;
  78
  79         if (!groups)
  80                 groups = new Array();
  81
  82         groups->Add(name);
  83 }
  84
  85 AcknowledgementType Checkable::GetAcknowledgement(void)
  86 {
  87         AcknowledgementType avalue = static_cast<AcknowledgementType>(GetAcknowledgementRaw());
  88
  89         if (avalue != AcknowledgementNone) {
  90                 double expiry = GetAcknowledgementExpiry();
  91
  92                 if (expiry != 0 && expiry < Utility::GetTime()) {
  93                         avalue = AcknowledgementNone;
  94                         ClearAcknowledgement();
  95                 }
  96         }
  97
  98         return avalue;
  99 }
 100
 101 bool Checkable::IsAcknowledged(void)
 102 {
 103         return GetAcknowledgement() != AcknowledgementNone;
 104 }
 105
 106 void Checkable::AcknowledgeProblem(const String& author, const String& comment, AcknowledgementType type, bool notify, double expiry, const MessageOrigin::Ptr& origin)
 107 {
 108         SetAcknowledgementRaw(type);
 109         SetAcknowledgementExpiry(expiry);
 110
 111         if (notify && !IsPaused())
 112                 OnNotificationsRequested(this, NotificationAcknowledgement, GetLastCheckResult(), author, comment, MessageOrigin::Ptr());
 113
 114         OnAcknowledgementSet(this, author, comment, type, notify, expiry, origin);
 115 }
 116
 117 void Checkable::ClearAcknowledgement(const MessageOrigin::Ptr& origin)
 118 {
 119         SetAcknowledgementRaw(AcknowledgementNone);
 120         SetAcknowledgementExpiry(0);
 121
 122         OnAcknowledgementCleared(this, origin);
 123 }
 124
 125 Endpoint::Ptr Checkable::GetCommandEndpoint(void) const
 126 {
 127         return Endpoint::GetByName(GetCommandEndpointRaw());
 128 }
 129
 130 void Checkable::NotifyFixedDowntimeStart(const Downtime::Ptr& downtime)
 131 {
 132         if (!downtime->GetFixed())
 133                 return;
 134
 135         NotifyDowntimeInternal(downtime);
 136 }
 137
 138 void Checkable::NotifyFlexibleDowntimeStart(const Downtime::Ptr& downtime)
 139 {
 140         if (downtime->GetFixed())
 141                 return;
 142
 143         NotifyDowntimeInternal(downtime);
 144 }
 145
 146 void Checkable::NotifyDowntimeInternal(const Downtime::Ptr& downtime)
 147 {
 148         Checkable::Ptr checkable = downtime->GetCheckable();
 149
 150         if (!checkable->IsPaused())
 151                 OnNotificationsRequested(checkable, NotificationDowntimeStart, checkable->GetLastCheckResult(), downtime->GetAuthor(), downtime->GetComment(), MessageOrigin::Ptr());
 152 }
 153
 154 void Checkable::NotifyDowntimeEnd(const Downtime::Ptr& downtime)
 155 {
 156         /* don't send notifications for flexible downtimes which never triggered */
 157         if (!downtime->GetFixed() && !downtime->IsTriggered())
 158                 return;
 159
 160         Checkable::Ptr checkable = downtime->GetCheckable();
 161
 162         if (!checkable->IsPaused())
 163                 OnNotificationsRequested(checkable, NotificationDowntimeEnd, checkable->GetLastCheckResult(), downtime->GetAuthor(), downtime->GetComment(), MessageOrigin::Ptr());
 164 }
 165
 166 void Checkable::ValidateCheckInterval(double value, const ValidationUtils& utils)
 167 {
 168         ObjectImpl<Checkable>::ValidateCheckInterval(value, utils);
 169
 170         if (value <= 0)
 171                 BOOST_THROW_EXCEPTION(ValidationError(this, boost::assign::list_of("check_interval"), "Interval must be greater than 0."));
 172 }