Dictionary::Ptr ApiActions::ProcessCheckResult(const ConfigObject::Ptr& object,
const Dictionary::Ptr& params)
{
Checkable::Ptr checkable = static_pointer_cast<Checkable>(object);
if (!checkable)
return ApiActions::CreateResult(404,
"Cannot process passive check result for non-existent object.");
if (!checkable->GetEnablePassiveChecks())
return ApiActions::CreateResult(403, "Passive checks are disabled for object '" + checkable->GetName() + "'.");
Host::Ptr host;
Service::Ptr service;
tie(host, service) = GetHostService(checkable);
if (!params->Contains("exit_status"))
return ApiActions::CreateResult(403, "Parameter 'exit_status' is required.");
int exitStatus = HttpUtility::GetLastParameter(params, "exit_status");
ServiceState state;
if (!service) {
if (exitStatus == 0)
state = ServiceOK;
else if (exitStatus == 1)
state = ServiceCritical;
else
return ApiActions::CreateResult(403, "Invalid 'exit_status' for Host "
+ checkable->GetName() + ".");
} else {
state = PluginUtility::ExitStatusToState(exitStatus);
}
if (!params->Contains("plugin_output"))
return ApiActions::CreateResult(403, "Parameter 'plugin_output' is required");
CheckResult::Ptr cr = new CheckResult();
cr->SetOutput(HttpUtility::GetLastParameter(params, "plugin_output"));
cr->SetState(state);
cr->SetCheckSource(HttpUtility::GetLastParameter(params, "check_source"));
cr->SetPerformanceData(params->Get("performance_data"));
cr->SetCommand(params->Get("check_command"));
checkable->ProcessCheckResult(cr);
/* Reschedule the next check. The side effect of this is that for as long
* as we receive passive results for a service we won't execute any
* active checks. */
checkable->SetNextCheck(Utility::GetTime() + checkable->GetCheckInterval());
return ApiActions::CreateResult(200, "Successfully processed check result for object '" + checkable->GetName() + "'.");
}
Value ClusterEvents::NextCheckChangedAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
{
Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
if (!endpoint) {
Log(LogNotice, "ClusterEvents")
<< "Discarding 'next check changed' 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->CanAccessObject(checkable)) {
Log(LogNotice, "ClusterEvents")
<< "Discarding 'next check changed' message for checkable '" << checkable->GetName()
<< "' from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
return Empty;
}
double nextCheck = params->Get("next_check");
if (nextCheck < Application::GetStartTime() + 60)
return Empty;
checkable->SetNextCheck(params->Get("next_check"), false, origin);
return Empty;
}
Dictionary::Ptr ApiActions::RescheduleCheck(const ConfigObject::Ptr& object,
const Dictionary::Ptr& params)
{
Checkable::Ptr checkable = static_pointer_cast<Checkable>(object);
if (!checkable)
return ApiActions::CreateResult(404, "Cannot reschedule check for non-existent object.");
if (Convert::ToBool(HttpUtility::GetLastParameter(params, "force")))
checkable->SetForceNextCheck(true);
double nextCheck;
if (params->Contains("next_check"))
nextCheck = HttpUtility::GetLastParameter(params, "next_check");
else
nextCheck = Utility::GetTime();
checkable->SetNextCheck(nextCheck);
return ApiActions::CreateResult(200, "Successfully rescheduled check for object '" + checkable->GetName() + "'.");
}
void CheckResultReader::ProcessCheckResultFile(const String& path) const
{
CONTEXT("Processing check result file '" + path + "'");
String crfile = String(path.Begin(), path.End() - 3); /* Remove the ".ok" extension. */
std::ifstream fp;
fp.exceptions(std::ifstream::badbit);
fp.open(crfile.CStr());
std::map<String, String> attrs;
while (fp.good()) {
std::string line;
std::getline(fp, line);
if (line.empty() || line[0] == '#')
continue; /* Ignore comments and empty lines. */
size_t pos = line.find_first_of('=');
if (pos == std::string::npos)
continue; /* Ignore invalid lines. */
String key = line.substr(0, pos);
String value = line.substr(pos + 1);
attrs[key] = value;
}
/* Remove the checkresult files. */
if (unlink(path.CStr()) < 0)
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("unlink")
<< boost::errinfo_errno(errno)
<< boost::errinfo_file_name(path));
if (unlink(crfile.CStr()) < 0)
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("unlink")
<< boost::errinfo_errno(errno)
<< boost::errinfo_file_name(crfile));
Checkable::Ptr checkable;
Host::Ptr host = Host::GetByName(attrs["host_name"]);
if (!host) {
Log(LogWarning, "CheckResultReader")
<< "Ignoring checkresult file for host '" << attrs["host_name"] << "': Host does not exist.";
return;
}
if (attrs.find("service_description") != attrs.end()) {
Service::Ptr service = host->GetServiceByShortName(attrs["service_description"]);
if (!service) {
Log(LogWarning, "CheckResultReader")
<< "Ignoring checkresult file for host '" << attrs["host_name"]
<< "', service '" << attrs["service_description"] << "': Service does not exist.";
return;
}
checkable = service;
} else
checkable = host;
CheckResult::Ptr result = new CheckResult();
String output = CompatUtility::UnEscapeString(attrs["output"]);
std::pair<String, Value> co = PluginUtility::ParseCheckOutput(output);
result->SetOutput(co.first);
result->SetPerformanceData(PluginUtility::SplitPerfdata(co.second));
result->SetState(PluginUtility::ExitStatusToState(Convert::ToLong(attrs["return_code"])));
if (attrs.find("start_time") != attrs.end())
result->SetExecutionStart(Convert::ToDouble(attrs["start_time"]));
else
result->SetExecutionStart(Utility::GetTime());
if (attrs.find("finish_time") != attrs.end())
result->SetExecutionEnd(Convert::ToDouble(attrs["finish_time"]));
else
result->SetExecutionEnd(result->GetExecutionStart());
checkable->ProcessCheckResult(result);
Log(LogDebug, "CheckResultReader")
<< "Processed checkresult file for object '" << checkable->GetName() << "'";
/* Reschedule the next check. The side effect of this is that for as long
* as we receive check result files for a host/service we won't execute any
* active checks. */
checkable->SetNextCheck(Utility::GetTime() + checkable->GetCheckInterval());
}
