Notification* PriorityNotificationQueue::waitDequeueNotification(long milliseconds)
{
Notification::Ptr pNf;
WaitInfo* pWI = 0;
{
FastMutex::ScopedLock lock(_mutex);
pNf = dequeueOne();
if (pNf) return pNf.duplicate();
pWI = new WaitInfo;
_waitQueue.push_back(pWI);
}
if (pWI->nfAvailable.tryWait(milliseconds))
{
pNf = pWI->pNf;
}
else
{
FastMutex::ScopedLock lock(_mutex);
pNf = pWI->pNf;
for (WaitQueue::iterator it = _waitQueue.begin(); it != _waitQueue.end(); ++it)
{
if (*it == pWI)
{
_waitQueue.erase(it);
break;
}
}
}
delete pWI;
return pNf.duplicate();
}
Value ClusterEvents::NextNotificationChangedAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
{
Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
if (!endpoint) {
Log(LogNotice, "ClusterEvents")
<< "Discarding 'next notification changed' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
return Empty;
}
Notification::Ptr notification = Notification::GetByName(params->Get("notification"));
if (!notification)
return Empty;
if (origin->FromZone && !origin->FromZone->CanAccessObject(notification)) {
Log(LogNotice, "ClusterEvents")
<< "Discarding 'next notification changed' message for notification '" << notification->GetName()
<< "' from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
return Empty;
}
double nextNotification = params->Get("next_notification");
if (nextNotification < Utility::GetTime())
return Empty;
notification->SetNextNotification(nextNotification, false, origin);
return Empty;
}
void PluginNotificationTask::ScriptFunc(const Notification::Ptr& notification, const User::Ptr& user, const CheckResult::Ptr& cr, int itype,
const String& author, const String& comment)
{
NotificationCommand::Ptr commandObj = notification->GetCommand();
NotificationType type = static_cast<NotificationType>(itype);
Checkable::Ptr checkable = notification->GetCheckable();
Dictionary::Ptr notificationExtra = make_shared<Dictionary>();
notificationExtra->Set("type", Notification::NotificationTypeToString(type));
notificationExtra->Set("author", author);
notificationExtra->Set("comment", comment);
Host::Ptr host;
Service::Ptr service;
tie(host, service) = GetHostService(checkable);
MacroProcessor::ResolverList resolvers;
resolvers.push_back(std::make_pair("user", user));
resolvers.push_back(std::make_pair("notification", notificationExtra));
resolvers.push_back(std::make_pair("notification", notification));
if (service)
resolvers.push_back(std::make_pair("service", service));
resolvers.push_back(std::make_pair("host", host));
resolvers.push_back(std::make_pair("command", commandObj));
resolvers.push_back(std::make_pair("icinga", IcingaApplication::GetInstance()));
PluginUtility::ExecuteCommand(commandObj, checkable, cr, resolvers, boost::bind(&PluginNotificationTask::ProcessFinishedHandler, checkable, _1, _2));
}
Notification* PriorityNotificationQueue::waitDequeueNotification()
{
Notification::Ptr pNf;
WaitInfo* pWI = 0;
{
FastMutex::ScopedLock lock(_mutex);
pNf = dequeueOne();
if (pNf) return pNf.duplicate();
pWI = new WaitInfo;
_waitQueue.push_back(pWI);
}
pWI->nfAvailable.wait();
pNf = pWI->pNf;
delete pWI;
return pNf.duplicate();
}
String NotificationNameComposer::MakeName(const String& shortName, const Object::Ptr& context) const
{
Notification::Ptr notification = dynamic_pointer_cast<Notification>(context);
if (!notification)
return "";
String name = notification->GetHostName();
if (!notification->GetServiceName().IsEmpty())
name += "!" + notification->GetServiceName();
name += "!" + shortName;
return name;
}
void ClusterEvents::NotificationSentUserHandler(const Notification::Ptr& notification, const Checkable::Ptr& checkable, const User::Ptr& user,
NotificationType notificationType, const CheckResult::Ptr& cr, const NotificationResult::Ptr& nr, const String& author, const String& commentText, const String& command,
const MessageOrigin::Ptr& origin)
{
ApiListener::Ptr listener = ApiListener::GetInstance();
if (!listener)
return;
Host::Ptr host;
Service::Ptr service;
tie(host, service) = GetHostService(checkable);
Dictionary::Ptr params = new Dictionary();
params->Set("host", host->GetName());
if (service)
params->Set("service", service->GetShortName());
params->Set("notification", notification->GetName());
params->Set("user", user->GetName());
params->Set("type", notificationType);
params->Set("cr", Serialize(cr));
params->Set("nr", Serialize(nr));
params->Set("author", author);
params->Set("text", commentText);
params->Set("command", command);
Dictionary::Ptr message = new Dictionary();
message->Set("jsonrpc", "2.0");
message->Set("method", "event::NotificationSentUser");
message->Set("params", params);
listener->RelayMessage(origin, nullptr, message, true);
}
Notification* TimedNotificationQueue::dequeueNotification()
{
FastMutex::ScopedLock lock(_mutex);
NfQueue::iterator it = _nfQueue.begin();
if (it != _nfQueue.end())
{
Clock::ClockDiff sleep = -it->first.elapsed();
if (sleep <= 0)
{
Notification::Ptr pNf = it->second;
_nfQueue.erase(it);
return pNf.duplicate();
}
}
return 0;
}
void ClusterEvents::NextNotificationChangedHandler(const Notification::Ptr& notification, const MessageOrigin::Ptr& origin)
{
ApiListener::Ptr listener = ApiListener::GetInstance();
if (!listener)
return;
Dictionary::Ptr params = new Dictionary();
params->Set("notification", notification->GetName());
params->Set("next_notification", notification->GetNextNotification());
Dictionary::Ptr message = new Dictionary();
message->Set("jsonrpc", "2.0");
message->Set("method", "event::SetNextNotification");
message->Set("params", params);
listener->RelayMessage(origin, notification, message, true);
}
void PluginNotificationTask::ScriptFunc(const Notification::Ptr& notification, const User::Ptr& user, const CheckResult::Ptr& cr, int itype,
const String& author, const String& comment)
{
NotificationCommand::Ptr commandObj = notification->GetNotificationCommand();
NotificationType type = static_cast<NotificationType>(itype);
Service::Ptr service = notification->GetService();
Value raw_command = commandObj->GetCommandLine();
StaticMacroResolver::Ptr notificationMacroResolver = make_shared<StaticMacroResolver>();
notificationMacroResolver->Add("NOTIFICATIONTYPE", Notification::NotificationTypeToString(type));
notificationMacroResolver->Add("NOTIFICATIONAUTHOR", author);
notificationMacroResolver->Add("NOTIFICATIONAUTHORNAME", author);
notificationMacroResolver->Add("NOTIFICATIONCOMMENT", comment);
std::vector<MacroResolver::Ptr> resolvers;
resolvers.push_back(user);
resolvers.push_back(notificationMacroResolver);
resolvers.push_back(notification);
resolvers.push_back(service);
resolvers.push_back(service->GetHost());
resolvers.push_back(commandObj);
resolvers.push_back(IcingaApplication::GetInstance());
Value command = MacroProcessor::ResolveMacros(raw_command, resolvers, cr, Utility::EscapeShellCmd, commandObj->GetEscapeMacros());
Dictionary::Ptr envMacros = make_shared<Dictionary>();
Array::Ptr export_macros = commandObj->GetExportMacros();
if (export_macros) {
BOOST_FOREACH(const String& macro, export_macros) {
String value;
if (!MacroProcessor::ResolveMacro(macro, resolvers, cr, &value)) {
Log(LogWarning, "icinga", "export_macros for notification '" + notification->GetName() + "' refers to unknown macro '" + macro + "'");
continue;
}
envMacros->Set(macro, value);
}
}
void PluginNotificationTask::ScriptFunc(const Notification::Ptr& notification,
const User::Ptr& user, const CheckResult::Ptr& cr, int itype,
const String& author, const String& comment, const Dictionary::Ptr& resolvedMacros,
bool useResolvedMacros)
{
REQUIRE_NOT_NULL(notification);
REQUIRE_NOT_NULL(user);
NotificationCommand::Ptr commandObj = notification->GetCommand();
auto type = static_cast<NotificationType>(itype);
Checkable::Ptr checkable = notification->GetCheckable();
Dictionary::Ptr notificationExtra = new Dictionary({
{ "type", Notification::NotificationTypeToString(type) },
{ "author", author },
{ "comment", comment }
});
Host::Ptr host;
Service::Ptr service;
tie(host, service) = GetHostService(checkable);
MacroProcessor::ResolverList resolvers;
resolvers.emplace_back("user", user);
resolvers.emplace_back("notification", notificationExtra);
resolvers.emplace_back("notification", notification);
if (service)
resolvers.emplace_back("service", service);
resolvers.emplace_back("host", host);
resolvers.emplace_back("command", commandObj);
resolvers.emplace_back("icinga", IcingaApplication::GetInstance());
int timeout = commandObj->GetTimeout();
PluginUtility::ExecuteCommand(commandObj, checkable, cr, resolvers,
resolvedMacros, useResolvedMacros, timeout,
std::bind(&PluginNotificationTask::ProcessFinishedHandler, checkable, _1, _2));
}
void DbEvents::LastNotificationChangedHandler(const Notification::Ptr& notification, const Checkable::Ptr& checkable)
{
double now = Utility::GetTime();
std::pair<unsigned long, unsigned long> now_bag = CompatUtility::ConvertTimestamp(now);
std::pair<unsigned long, unsigned long> time_bag = CompatUtility::ConvertTimestamp(notification->GetNextNotification());
Host::Ptr host;
Service::Ptr service;
tie(host, service) = GetHostService(checkable);
DbQuery query1;
if (service)
query1.Table = "servicestatus";
else
query1.Table = "hoststatus";
query1.Type = DbQueryUpdate;
query1.Category = DbCatState;
query1.StatusUpdate = true;
query1.Object = DbObject::GetOrCreateByObject(checkable);
Dictionary::Ptr fields1 = new Dictionary();
fields1->Set("last_notification", DbValue::FromTimestamp(now_bag.first));
fields1->Set("next_notification", DbValue::FromTimestamp(time_bag.first));
fields1->Set("current_notification_number", notification->GetNotificationNumber());
query1.Fields = fields1;
query1.WhereCriteria = new Dictionary();
if (service)
query1.WhereCriteria->Set("service_object_id", service);
else
query1.WhereCriteria->Set("host_object_id", host);
query1.WhereCriteria->Set("instance_id", 0); /* DbConnection class fills in real ID */
DbObject::OnQuery(query1);
}
void ClusterEvents::NotificationSentToAllUsersHandler(const Notification::Ptr& notification, const Checkable::Ptr& checkable, const std::set<User::Ptr>& users,
NotificationType notificationType, const CheckResult::Ptr& cr, const String& author, const String& commentText, const MessageOrigin::Ptr& origin)
{
ApiListener::Ptr listener = ApiListener::GetInstance();
if (!listener)
return;
Host::Ptr host;
Service::Ptr service;
tie(host, service) = GetHostService(checkable);
Dictionary::Ptr params = new Dictionary();
params->Set("host", host->GetName());
if (service)
params->Set("service", service->GetShortName());
params->Set("notification", notification->GetName());
ArrayData ausers;
for (const User::Ptr& user : users) {
ausers.push_back(user->GetName());
}
params->Set("users", new Array(std::move(ausers)));
params->Set("type", notificationType);
params->Set("cr", Serialize(cr));
params->Set("author", author);
params->Set("text", commentText);
params->Set("last_notification", notification->GetLastNotification());
params->Set("next_notification", notification->GetNextNotification());
params->Set("notification_number", notification->GetNotificationNumber());
params->Set("last_problem_notification", notification->GetLastProblemNotification());
params->Set("no_more_notifications", notification->GetNoMoreNotifications());
Dictionary::Ptr message = new Dictionary();
message->Set("jsonrpc", "2.0");
message->Set("method", "event::NotificationSentToAllUsers");
message->Set("params", params);
listener->RelayMessage(origin, nullptr, message, true);
}
Value ClusterEvents::NotificationSentToAllUsersAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
{
Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
if (!endpoint) {
Log(LogNotice, "ClusterEvents")
<< "Discarding 'sent notification to all users' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
return Empty;
}
Host::Ptr host = Host::GetByName(params->Get("host"));
if (!host)
return Empty;
Checkable::Ptr checkable;
if (params->Contains("service"))
checkable = host->GetServiceByShortName(params->Get("service"));
else
checkable = host;
if (!checkable)
return Empty;
if (origin->FromZone && origin->FromZone != Zone::GetLocalZone()) {
Log(LogNotice, "ClusterEvents")
<< "Discarding 'sent notification to all users' message for checkable '" << checkable->GetName()
<< "' from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
return Empty;
}
CheckResult::Ptr cr;
Array::Ptr vperf;
if (params->Contains("cr")) {
cr = new CheckResult();
Dictionary::Ptr vcr = params->Get("cr");
if (vcr && vcr->Contains("performance_data")) {
vperf = vcr->Get("performance_data");
if (vperf)
vcr->Remove("performance_data");
Deserialize(cr, vcr, true);
}
}
NotificationType type = static_cast<NotificationType>(static_cast<int>(params->Get("type")));
String author = params->Get("author");
String text = params->Get("text");
Notification::Ptr notification = Notification::GetByName(params->Get("notification"));
if (!notification)
return Empty;
Array::Ptr ausers = params->Get("users");
if (!ausers)
return Empty;
std::set<User::Ptr> users;
{
ObjectLock olock(ausers);
for (const String& auser : ausers) {
User::Ptr user = User::GetByName(auser);
if (!user)
continue;
users.insert(user);
}
}
notification->SetLastNotification(params->Get("last_notification"));
notification->SetNextNotification(params->Get("next_notification"));
notification->SetNotificationNumber(params->Get("notification_number"));
notification->SetLastProblemNotification(params->Get("last_problem_notification"));
notification->SetNoMoreNotifications(params->Get("no_more_notifications"));
ArrayData notifiedProblemUsers;
for (const User::Ptr& user : users) {
notifiedProblemUsers.push_back(user->GetName());
}
notification->SetNotifiedProblemUsers(new Array(std::move(notifiedProblemUsers)));
Checkable::OnNotificationSentToAllUsers(notification, checkable, users, type, cr, author, text, origin);
return Empty;
}