icinga2/lib/db_ido/hostdbobject.cpp

453 lines
17 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2017 Icinga Development Team (https://www.icinga.com/) *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation; either version 2 *
* of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software Foundation *
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#include "db_ido/hostdbobject.hpp"
#include "db_ido/hostgroupdbobject.hpp"
#include "db_ido/dbtype.hpp"
#include "db_ido/dbvalue.hpp"
#include "db_ido/dbevents.hpp"
#include "icinga/host.hpp"
#include "icinga/service.hpp"
#include "icinga/notification.hpp"
#include "icinga/dependency.hpp"
#include "icinga/checkcommand.hpp"
#include "icinga/eventcommand.hpp"
#include "icinga/compatutility.hpp"
#include "base/convert.hpp"
#include "base/objectlock.hpp"
#include "base/logger.hpp"
#include "base/json.hpp"
using namespace icinga;
REGISTER_DBTYPE(Host, "host", DbObjectTypeHost, "host_object_id", HostDbObject);
HostDbObject::HostDbObject(const DbType::Ptr& type, const String& name1, const String& name2)
: DbObject(type, name1, name2)
{ }
Dictionary::Ptr HostDbObject::GetConfigFields(void) const
{
Dictionary::Ptr fields = new Dictionary();
Host::Ptr host = static_pointer_cast<Host>(GetObject());
fields->Set("alias", CompatUtility::GetHostAlias(host));
fields->Set("display_name", host->GetDisplayName());
fields->Set("address", host->GetAddress());
fields->Set("address6", host->GetAddress6());
fields->Set("check_command_object_id", host->GetCheckCommand());
fields->Set("check_command_args", CompatUtility::GetCheckableCommandArgs(host));
fields->Set("eventhandler_command_object_id", host->GetEventCommand());
fields->Set("eventhandler_command_args", Empty);
fields->Set("notification_timeperiod_object_id", Empty);
fields->Set("check_timeperiod_object_id", host->GetCheckPeriod());
fields->Set("failure_prediction_options", Empty);
fields->Set("check_interval", CompatUtility::GetCheckableCheckInterval(host));
fields->Set("retry_interval", CompatUtility::GetCheckableRetryInterval(host));
fields->Set("max_check_attempts", host->GetMaxCheckAttempts());
fields->Set("first_notification_delay", Empty);
fields->Set("notification_interval", CompatUtility::GetCheckableNotificationNotificationInterval(host));
fields->Set("notify_on_down", CompatUtility::GetHostNotifyOnDown(host));
fields->Set("notify_on_unreachable", CompatUtility::GetHostNotifyOnDown(host));
fields->Set("notify_on_recovery", CompatUtility::GetCheckableNotifyOnRecovery(host));
fields->Set("notify_on_flapping", CompatUtility::GetCheckableNotifyOnFlapping(host));
fields->Set("notify_on_downtime", CompatUtility::GetCheckableNotifyOnDowntime(host));
fields->Set("stalk_on_up", Empty);
fields->Set("stalk_on_down", Empty);
fields->Set("stalk_on_unreachable", Empty);
fields->Set("flap_detection_enabled", CompatUtility::GetCheckableFlapDetectionEnabled(host));
fields->Set("flap_detection_on_up", Empty);
fields->Set("flap_detection_on_down", Empty);
fields->Set("flap_detection_on_unreachable", Empty);
fields->Set("low_flap_threshold", CompatUtility::GetCheckableLowFlapThreshold(host));
fields->Set("high_flap_threshold", CompatUtility::GetCheckableHighFlapThreshold(host));
fields->Set("process_performance_data", CompatUtility::GetCheckableProcessPerformanceData(host));
fields->Set("freshness_checks_enabled", CompatUtility::GetCheckableFreshnessChecksEnabled(host));
fields->Set("freshness_threshold", CompatUtility::GetCheckableFreshnessThreshold(host));
fields->Set("passive_checks_enabled", CompatUtility::GetCheckablePassiveChecksEnabled(host));
fields->Set("event_handler_enabled", CompatUtility::GetCheckableEventHandlerEnabled(host));
fields->Set("active_checks_enabled", CompatUtility::GetCheckableActiveChecksEnabled(host));
fields->Set("retain_status_information", 1);
fields->Set("retain_nonstatus_information", 1);
fields->Set("notifications_enabled", CompatUtility::GetCheckableNotificationsEnabled(host));
fields->Set("obsess_over_host", 0);
fields->Set("failure_prediction_enabled", 0);
fields->Set("notes", host->GetNotes());
fields->Set("notes_url", host->GetNotesUrl());
fields->Set("action_url", host->GetActionUrl());
fields->Set("icon_image", host->GetIconImage());
fields->Set("icon_image_alt", host->GetIconImageAlt());
return fields;
}
Dictionary::Ptr HostDbObject::GetStatusFields(void) const
{
Dictionary::Ptr fields = new Dictionary();
Host::Ptr host = static_pointer_cast<Host>(GetObject());
CheckResult::Ptr cr = host->GetLastCheckResult();
if (cr) {
fields->Set("output", CompatUtility::GetCheckResultOutput(cr));
fields->Set("long_output", CompatUtility::GetCheckResultLongOutput(cr));
fields->Set("perfdata", CompatUtility::GetCheckResultPerfdata(cr));
fields->Set("check_source", cr->GetCheckSource());
}
fields->Set("current_state", CompatUtility::GetHostCurrentState(host));
fields->Set("has_been_checked", CompatUtility::GetCheckableHasBeenChecked(host));
fields->Set("should_be_scheduled", host->GetEnableActiveChecks());
fields->Set("current_check_attempt", host->GetCheckAttempt());
fields->Set("max_check_attempts", host->GetMaxCheckAttempts());
if (cr)
fields->Set("last_check", DbValue::FromTimestamp(cr->GetScheduleEnd()));
fields->Set("next_check", DbValue::FromTimestamp(host->GetNextCheck()));
fields->Set("check_type", CompatUtility::GetCheckableCheckType(host));
fields->Set("last_state_change", DbValue::FromTimestamp(host->GetLastStateChange()));
fields->Set("last_hard_state_change", DbValue::FromTimestamp(host->GetLastHardStateChange()));
fields->Set("last_hard_state", host->GetLastHardState());
fields->Set("last_time_up", DbValue::FromTimestamp(static_cast<int>(host->GetLastStateUp())));
fields->Set("last_time_down", DbValue::FromTimestamp(static_cast<int>(host->GetLastStateDown())));
fields->Set("last_time_unreachable", DbValue::FromTimestamp(static_cast<int>(host->GetLastStateUnreachable())));
fields->Set("state_type", host->GetStateType());
fields->Set("last_notification", DbValue::FromTimestamp(CompatUtility::GetCheckableNotificationLastNotification(host)));
fields->Set("next_notification", DbValue::FromTimestamp(CompatUtility::GetCheckableNotificationNextNotification(host)));
fields->Set("no_more_notifications", Empty);
fields->Set("notifications_enabled", CompatUtility::GetCheckableNotificationsEnabled(host));
fields->Set("problem_has_been_acknowledged", CompatUtility::GetCheckableProblemHasBeenAcknowledged(host));
fields->Set("acknowledgement_type", CompatUtility::GetCheckableAcknowledgementType(host));
fields->Set("current_notification_number", CompatUtility::GetCheckableNotificationNotificationNumber(host));
fields->Set("passive_checks_enabled", CompatUtility::GetCheckablePassiveChecksEnabled(host));
fields->Set("active_checks_enabled", CompatUtility::GetCheckableActiveChecksEnabled(host));
fields->Set("event_handler_enabled", CompatUtility::GetCheckableEventHandlerEnabled(host));
fields->Set("flap_detection_enabled", CompatUtility::GetCheckableFlapDetectionEnabled(host));
fields->Set("is_flapping", CompatUtility::GetCheckableIsFlapping(host));
fields->Set("percent_state_change", CompatUtility::GetCheckablePercentStateChange(host));
if (cr) {
fields->Set("latency", Convert::ToString(cr->CalculateLatency()));
fields->Set("execution_time", Convert::ToString(cr->CalculateExecutionTime()));
}
fields->Set("scheduled_downtime_depth", host->GetDowntimeDepth());
fields->Set("failure_prediction_enabled", Empty);
fields->Set("process_performance_data", CompatUtility::GetCheckableProcessPerformanceData(host));
fields->Set("obsess_over_host", Empty);
fields->Set("event_handler", CompatUtility::GetCheckableEventHandler(host));
fields->Set("check_command", CompatUtility::GetCheckableCheckCommand(host));
fields->Set("normal_check_interval", CompatUtility::GetCheckableCheckInterval(host));
fields->Set("retry_check_interval", CompatUtility::GetCheckableRetryInterval(host));
fields->Set("check_timeperiod_object_id", host->GetCheckPeriod());
fields->Set("is_reachable", CompatUtility::GetCheckableIsReachable(host));
fields->Set("original_attributes", JsonEncode(host->GetOriginalAttributes()));
return fields;
}
void HostDbObject::OnConfigUpdateHeavy(void)
{
Host::Ptr host = static_pointer_cast<Host>(GetObject());
/* groups */
Array::Ptr groups = host->GetGroups();
std::vector<DbQuery> queries;
DbQuery query1;
query1.Table = DbType::GetByName("HostGroup")->GetTable() + "_members";
query1.Type = DbQueryDelete;
query1.Category = DbCatConfig;
query1.WhereCriteria = new Dictionary();
query1.WhereCriteria->Set("host_object_id", host);
queries.emplace_back(std::move(query1));
if (groups) {
ObjectLock olock(groups);
for (const String& groupName : groups) {
HostGroup::Ptr group = HostGroup::GetByName(groupName);
DbQuery query2;
query2.Table = DbType::GetByName("HostGroup")->GetTable() + "_members";
query2.Type = DbQueryInsert;
query2.Category = DbCatConfig;
query2.Fields = new Dictionary();
query2.Fields->Set("instance_id", 0); /* DbConnection class fills in real ID */
query2.Fields->Set("hostgroup_id", DbValue::FromObjectInsertID(group));
query2.Fields->Set("host_object_id", host);
query2.WhereCriteria = new Dictionary();
query2.WhereCriteria->Set("instance_id", 0); /* DbConnection class fills in real ID */
query2.WhereCriteria->Set("hostgroup_id", DbValue::FromObjectInsertID(group));
query2.WhereCriteria->Set("host_object_id", host);
queries.emplace_back(std::move(query2));
}
}
DbObject::OnMultipleQueries(queries);
queries.clear();
DbQuery query2;
query2.Table = GetType()->GetTable() + "_parenthosts";
query2.Type = DbQueryDelete;
query2.Category = DbCatConfig;
query2.WhereCriteria = new Dictionary();
query2.WhereCriteria->Set(GetType()->GetTable() + "_id", DbValue::FromObjectInsertID(GetObject()));
queries.emplace_back(std::move(query2));
/* parents */
for (const Checkable::Ptr& checkable : host->GetParents()) {
Host::Ptr parent = dynamic_pointer_cast<Host>(checkable);
if (!parent)
continue;
Log(LogDebug, "HostDbObject")
<< "host parents: " << parent->GetName();
/* parents: host_id, parent_host_object_id */
Dictionary::Ptr fields1 = new Dictionary();
fields1->Set(GetType()->GetTable() + "_id", DbValue::FromObjectInsertID(GetObject()));
fields1->Set("parent_host_object_id", parent);
fields1->Set("instance_id", 0); /* DbConnection class fills in real ID */
DbQuery query1;
query1.Table = GetType()->GetTable() + "_parenthosts";
query1.Type = DbQueryInsert;
query1.Category = DbCatConfig;
query1.Fields = fields1;
queries.emplace_back(std::move(query1));
}
DbObject::OnMultipleQueries(queries);
/* host dependencies */
Log(LogDebug, "HostDbObject")
<< "host dependencies for '" << host->GetName() << "'";
queries.clear();
DbQuery query3;
query3.Table = GetType()->GetTable() + "dependencies";
query3.Type = DbQueryDelete;
query3.Category = DbCatConfig;
query3.WhereCriteria = new Dictionary();
query3.WhereCriteria->Set("dependent_host_object_id", host);
queries.emplace_back(std::move(query3));
for (const Dependency::Ptr& dep : host->GetDependencies()) {
Checkable::Ptr parent = dep->GetParent();
if (!parent) {
Log(LogDebug, "HostDbObject")
<< "Missing parent for dependency '" << dep->GetName() << "'.";
continue;
}
int state_filter = dep->GetStateFilter();
Log(LogDebug, "HostDbObject")
<< "parent host: " << parent->GetName();
Dictionary::Ptr fields2 = new Dictionary();
fields2->Set("host_object_id", parent);
fields2->Set("dependent_host_object_id", host);
fields2->Set("inherits_parent", 1);
fields2->Set("timeperiod_object_id", dep->GetPeriod());
fields2->Set("fail_on_up", (state_filter & StateFilterUp) ? 1 : 0);
fields2->Set("fail_on_down", (state_filter & StateFilterDown) ? 1 : 0);
fields2->Set("instance_id", 0); /* DbConnection class fills in real ID */
DbQuery query2;
query2.Table = GetType()->GetTable() + "dependencies";
query2.Type = DbQueryInsert;
query2.Category = DbCatConfig;
query2.Fields = fields2;
queries.emplace_back(std::move(query2));
}
DbObject::OnMultipleQueries(queries);
Log(LogDebug, "HostDbObject")
<< "host contacts: " << host->GetName();
queries.clear();
DbQuery query4;
query4.Table = GetType()->GetTable() + "_contacts";
query4.Type = DbQueryDelete;
query4.Category = DbCatConfig;
query4.WhereCriteria = new Dictionary();
query4.WhereCriteria->Set("host_id", DbValue::FromObjectInsertID(host));
queries.emplace_back(std::move(query4));
for (const User::Ptr& user : CompatUtility::GetCheckableNotificationUsers(host)) {
Log(LogDebug, "HostDbObject")
<< "host contacts: " << user->GetName();
Dictionary::Ptr fields_contact = new Dictionary();
fields_contact->Set("host_id", DbValue::FromObjectInsertID(host));
fields_contact->Set("contact_object_id", user);
fields_contact->Set("instance_id", 0); /* DbConnection class fills in real ID */
DbQuery query_contact;
query_contact.Table = GetType()->GetTable() + "_contacts";
query_contact.Type = DbQueryInsert;
query_contact.Category = DbCatConfig;
query_contact.Fields = fields_contact;
queries.emplace_back(std::move(query_contact));
}
DbObject::OnMultipleQueries(queries);
Log(LogDebug, "HostDbObject")
<< "host contactgroups: " << host->GetName();
queries.clear();
DbQuery query5;
query5.Table = GetType()->GetTable() + "_contactgroups";
query5.Type = DbQueryDelete;
query5.Category = DbCatConfig;
query5.WhereCriteria = new Dictionary();
query5.WhereCriteria->Set("host_id", DbValue::FromObjectInsertID(host));
queries.emplace_back(std::move(query5));
for (const UserGroup::Ptr& usergroup : CompatUtility::GetCheckableNotificationUserGroups(host)) {
Log(LogDebug, "HostDbObject")
<< "host contactgroups: " << usergroup->GetName();
Dictionary::Ptr fields_contact = new Dictionary();
fields_contact->Set("host_id", DbValue::FromObjectInsertID(host));
fields_contact->Set("contactgroup_object_id", usergroup);
fields_contact->Set("instance_id", 0); /* DbConnection class fills in real ID */
DbQuery query_contact;
query_contact.Table = GetType()->GetTable() + "_contactgroups";
query_contact.Type = DbQueryInsert;
query_contact.Category = DbCatConfig;
query_contact.Fields = fields_contact;
queries.emplace_back(std::move(query_contact));
}
DbObject::OnMultipleQueries(queries);
DoCommonConfigUpdate();
}
void HostDbObject::OnConfigUpdateLight(void)
{
DoCommonConfigUpdate();
}
void HostDbObject::DoCommonConfigUpdate(void)
{
Host::Ptr host = static_pointer_cast<Host>(GetObject());
/* update comments and downtimes on config change */
DbEvents::AddComments(host);
DbEvents::AddDowntimes(host);
}
String HostDbObject::CalculateConfigHash(const Dictionary::Ptr& configFields) const
{
String hashData = DbObject::CalculateConfigHash(configFields);
Host::Ptr host = static_pointer_cast<Host>(GetObject());
Array::Ptr groups = host->GetGroups();
if (groups)
hashData += DbObject::HashValue(groups);
Array::Ptr parents = new Array();
/* parents */
for (const Checkable::Ptr& checkable : host->GetParents()) {
Host::Ptr parent = dynamic_pointer_cast<Host>(checkable);
if (!parent)
continue;
parents->Add(parent->GetName());
}
parents->Sort();
hashData += DbObject::HashValue(parents);
Array::Ptr dependencies = new Array();
/* dependencies */
for (const Dependency::Ptr& dep : host->GetDependencies()) {
Checkable::Ptr parent = dep->GetParent();
if (!parent)
continue;
Array::Ptr depInfo = new Array();
depInfo->Add(parent->GetName());
depInfo->Add(dep->GetStateFilter());
depInfo->Add(dep->GetPeriodRaw());
dependencies->Add(depInfo);
}
dependencies->Sort();
hashData += DbObject::HashValue(dependencies);
Array::Ptr users = new Array();
for (const User::Ptr& user : CompatUtility::GetCheckableNotificationUsers(host)) {
users->Add(user->GetName());
}
users->Sort();
hashData += DbObject::HashValue(users);
Array::Ptr userGroups = new Array();
for (const UserGroup::Ptr& usergroup : CompatUtility::GetCheckableNotificationUserGroups(host)) {
userGroups->Add(usergroup->GetName());
}
userGroups->Sort();
hashData += DbObject::HashValue(userGroups);
return SHA256(hashData);
}