Ejemplo n.º 1
0
void VariableUtility::PrintVariables(std::ostream& outfp)
{
	String varsfile = Application::GetVarsPath();

	std::fstream fp;
	fp.open(varsfile.CStr(), std::ios_base::in);

	StdioStream::Ptr sfp = new StdioStream(&fp, false);
	unsigned long variables_count = 0;

	String message;
	StreamReadContext src;
	for (;;) {
		StreamReadStatus srs = NetString::ReadStringFromStream(sfp, &message, src);

		if (srs == StatusEof)
			break;

		if (srs != StatusNewItem)
			continue;

		Dictionary::Ptr variable = JsonDecode(message);
		outfp << variable->Get("name") << " = " << variable->Get("value") << "\n";
		variables_count++;
	}

	sfp->Close();
	fp.close();

	Log(LogNotice, "cli")
	    << "Parsed " << variables_count << " variables.";
}
Ejemplo n.º 2
0
void ConfigObject::RestoreObjects(const String& filename, int attributeTypes)
{
	if (!Utility::PathExists(filename))
		return;

	Log(LogInformation, "ConfigObject")
		<< "Restoring program state from file '" << filename << "'";

	std::fstream fp;
	fp.open(filename.CStr(), std::ios_base::in);

	StdioStream::Ptr sfp = new StdioStream (&fp, false);

	unsigned long restored = 0;

	WorkQueue upq(25000, Application::GetConcurrency());
	upq.SetName("ConfigObject::RestoreObjects");

	String message;
	StreamReadContext src;
	for (;;) {
		StreamReadStatus srs = NetString::ReadStringFromStream(sfp, &message, src);

		if (srs == StatusEof)
			break;

		if (srs != StatusNewItem)
			continue;

		upq.Enqueue(std::bind(&ConfigObject::RestoreObject, message, attributeTypes));
		restored++;
	}

	sfp->Close();

	upq.Join();

	unsigned long no_state = 0;

	for (const Type::Ptr& type : Type::GetAllTypes()) {
		auto *dtype = dynamic_cast<ConfigType *>(type.get());

		if (!dtype)
			continue;

		for (const ConfigObject::Ptr& object : dtype->GetObjects()) {
			if (!object->GetStateLoaded()) {
				object->OnStateLoaded();
				object->SetStateLoaded(true);

				no_state++;
			}
		}
	}

	Log(LogInformation, "ConfigObject")
		<< "Restored " << restored << " objects. Loaded " << no_state << " new objects without state.";
}
Ejemplo n.º 3
0
void ConfigObject::DumpObjects(const String& filename, int attributeTypes)
{
	Log(LogInformation, "ConfigObject")
	    << "Dumping program state to file '" << filename << "'";

	std::fstream fp;
	String tempFilename = Utility::CreateTempFile(filename + ".XXXXXX", 0600, fp);
	fp.exceptions(std::ofstream::failbit | std::ofstream::badbit);

	if (!fp)
		BOOST_THROW_EXCEPTION(std::runtime_error("Could not open '" + tempFilename + "' file"));

	StdioStream::Ptr sfp = new StdioStream(&fp, false);

	for (const Type::Ptr& type : Type::GetAllTypes()) {
		ConfigType *dtype = dynamic_cast<ConfigType *>(type.get());

		if (!dtype)
			continue;

		for (const ConfigObject::Ptr& object : dtype->GetObjects()) {
			Dictionary::Ptr persistentObject = new Dictionary();

			persistentObject->Set("type", type->GetName());
			persistentObject->Set("name", object->GetName());

			Dictionary::Ptr update = Serialize(object, attributeTypes);

			if (!update)
				continue;

			persistentObject->Set("update", update);

			String json = JsonEncode(persistentObject);

			NetString::WriteStringToStream(sfp, json);
		}
	}

	sfp->Close();

	fp.close();

#ifdef _WIN32
	_unlink(filename.CStr());
#endif /* _WIN32 */

	if (rename(tempFilename.CStr(), filename.CStr()) < 0) {
		BOOST_THROW_EXCEPTION(posix_error()
		    << boost::errinfo_api_function("rename")
		    << boost::errinfo_errno(errno)
		    << boost::errinfo_file_name(tempFilename));
	}
}
Ejemplo n.º 4
0
/**
 * The entry point for the "object list" CLI command.
 *
 * @returns An exit status.
 */
int ObjectListCommand::Run(const boost::program_options::variables_map& vm, const std::vector<std::string>& ap) const
{
	String objectfile = Application::GetObjectsPath();

	if (!Utility::PathExists(objectfile)) {
		Log(LogCritical, "cli")
		    << "Cannot open objects file '" << Application::GetObjectsPath() << "'.";
		Log(LogCritical, "cli", "Run 'icinga2 daemon -C' to validate config and generate the cache file.");
		return 1;
	}

	std::fstream fp;
	fp.open(objectfile.CStr(), std::ios_base::in);

	StdioStream::Ptr sfp = new StdioStream(&fp, false);
	unsigned long objects_count = 0;
	std::map<String, int> type_count;

	String message;
	String name_filter, type_filter;

	if (vm.count("name"))
		name_filter = vm["name"].as<std::string>();
	if (vm.count("type"))
		type_filter = vm["type"].as<std::string>();

	bool first = true;

	while (NetString::ReadStringFromStream(sfp, &message)) {
		PrintObject(std::cout, first, message, type_count, name_filter, type_filter);
		objects_count++;
	}

	sfp->Close();
	fp.close();

	if (vm.count("count")) {
		if (!first)
			std::cout << "\n";

		PrintTypeCounts(std::cout, type_count);
		std::cout << "\n";
	}

	Log(LogNotice, "cli")
	    << "Parsed " << objects_count << " objects.";

	return 0;
}
Ejemplo n.º 5
0
void ApiListener::ReplayLog(const JsonRpcConnection::Ptr& client)
{
	Endpoint::Ptr endpoint = client->GetEndpoint();

	if (endpoint->GetLogDuration() == 0) {
		ObjectLock olock2(endpoint);
		endpoint->SetSyncing(false);
		return;
	}

	CONTEXT("Replaying log for Endpoint '" + endpoint->GetName() + "'");

	int count = -1;
	double peer_ts = endpoint->GetLocalLogPosition();
	double logpos_ts = peer_ts;
	bool last_sync = false;

	Endpoint::Ptr target_endpoint = client->GetEndpoint();
	ASSERT(target_endpoint);

	Zone::Ptr target_zone = target_endpoint->GetZone();

	if (!target_zone) {
		ObjectLock olock2(endpoint);
		endpoint->SetSyncing(false);
		return;
	}

	for (;;) {
		boost::mutex::scoped_lock lock(m_LogLock);

		CloseLogFile();
		RotateLogFile();

		if (count == -1 || count > 50000) {
			OpenLogFile();
			lock.unlock();
		} else {
			last_sync = true;
		}

		count = 0;

		std::vector<int> files;
		Utility::Glob(GetApiDir() + "log/*", boost::bind(&ApiListener::LogGlobHandler, boost::ref(files), _1), GlobFile);
		std::sort(files.begin(), files.end());

		for (int ts : files) {
			String path = GetApiDir() + "log/" + Convert::ToString(ts);

			if (ts < peer_ts)
				continue;

			Log(LogNotice, "ApiListener")
			    << "Replaying log: " << path;

			std::fstream *fp = new std::fstream(path.CStr(), std::fstream::in | std::fstream::binary);
			StdioStream::Ptr logStream = new StdioStream(fp, true);

			String message;
			StreamReadContext src;
			while (true) {
				Dictionary::Ptr pmessage;

				try {
					StreamReadStatus srs = NetString::ReadStringFromStream(logStream, &message, src);

					if (srs == StatusEof)
						break;

					if (srs != StatusNewItem)
						continue;

					pmessage = JsonDecode(message);
				} catch (const std::exception&) {
					Log(LogWarning, "ApiListener")
					    << "Unexpected end-of-file for cluster log: " << path;

					/* Log files may be incomplete or corrupted. This is perfectly OK. */
					break;
				}

				if (pmessage->Get("timestamp") <= peer_ts)
					continue;

				Dictionary::Ptr secname = pmessage->Get("secobj");

				if (secname) {
					ConfigObject::Ptr secobj = ConfigObject::GetObject(secname->Get("type"), secname->Get("name"));

					if (!secobj)
						continue;

					if (!target_zone->CanAccessObject(secobj))
						continue;
				}

				try  {
					NetString::WriteStringToStream(client->GetStream(), pmessage->Get("message"));
					count++;
				} catch (const std::exception& ex) {
					Log(LogWarning, "ApiListener")
					    << "Error while replaying log for endpoint '" << endpoint->GetName() << "': " << DiagnosticInformation(ex);
					break;
				}

				peer_ts = pmessage->Get("timestamp");

				if (ts > logpos_ts + 10) {
					logpos_ts = ts;

					Dictionary::Ptr lparams = new Dictionary();
					lparams->Set("log_position", logpos_ts);

					Dictionary::Ptr lmessage = new Dictionary();
					lmessage->Set("jsonrpc", "2.0");
					lmessage->Set("method", "log::SetLogPosition");
					lmessage->Set("params", lparams);

					JsonRpc::SendMessage(client->GetStream(), lmessage);
				}
			}

			logStream->Close();
		}

		if (count > 0) {
			Log(LogInformation, "ApiListener")
			   << "Replayed " << count << " messages.";
		}

		Log(LogNotice, "ApiListener")
		   << "Replayed " << count << " messages.";

		if (last_sync) {
			{
				ObjectLock olock2(endpoint);
				endpoint->SetSyncing(false);
			}

			OpenLogFile();

			break;
		}
	}
}