Beispiel #1
0
bool Logger::readLog(std::string &target) {
	bool success = false;
	LockGuard lock(m_mutex);
	for (size_t i=0; i<m_appenders.size(); ++i) {
		Appender *appender = m_appenders[i];
		if (appender->getClass()->derivesFrom(MTS_CLASS(StreamAppender))) {
			StreamAppender *streamAppender =
				static_cast<StreamAppender *>(appender);
			if (streamAppender->logsToFile()) {
				streamAppender->readLog(target);
				success = true;
				break;
			}
		}
	}
	return success;
}
int mtssrv(int argc, char **argv) {
	int optchar;
	char *end_ptr = NULL;

	try {
		/* Default settings */
		int nprocs = getCoreCount(),
			listenPort = MTS_DEFAULT_PORT;
		std::string nodeName = getHostName(),
					networkHosts = "";
		bool quietMode = false;
		ELogLevel logLevel = EInfo;
		std::string hostName = getFQDN();
		FileResolver *fileResolver = Thread::getThread()->getFileResolver();
		bool hostNameSet = false;

		optind = 1;
		/* Parse command-line arguments */
		while ((optchar = getopt(argc, argv, "a:c:s:n:p:i:l:L:qhv")) != -1) {
			switch (optchar) {
				case 'a': {
						std::vector<std::string> paths = tokenize(optarg, ";");
						for (int i=(int)paths.size()-1; i>=0; --i)
							fileResolver->prependPath(paths[i]);
					}
					break;
				case 'c':
					networkHosts = networkHosts + std::string(";") + std::string(optarg);
					break;
				case 'i':
					hostName = optarg;
					hostNameSet = true;
					break;
				case 's': {
						std::ifstream is(optarg);
						if (is.fail())
							SLog(EError, "Could not open host file!");
						std::string host;
						while (is >> host) {
							if (host.length() < 1 || host.c_str()[0] == '#')
								continue;
							networkHosts = networkHosts + std::string(";") + host;
						}
					}
					break;
				case 'n':
					nodeName = optarg;
					break;
				case 'p':
					nprocs = strtol(optarg, &end_ptr, 10);
					if (*end_ptr != '\0')
						SLog(EError, "Could not parse the processor count!");
					break;
				case 'v':
					logLevel = EDebug;
					break;
				case 'L': {
						std::string arg = boost::to_lower_copy(std::string(optarg));
						if (arg == "trace")
							logLevel = ETrace;
						else if (arg == "debug")
							logLevel = EDebug;
						else if (arg == "info")
							logLevel = EInfo;
						else if (arg == "warn")
							logLevel = EWarn;
						else if (arg == "error")
							logLevel = EError;
						else
							SLog(EError, "Invalid log level!");
					}
					break;
				case 'l':
					if (!strcmp("s", optarg)) {
						listenPort = -1;
						quietMode = true;
					} else {
						listenPort = strtol(optarg, &end_ptr, 10);
						if (*end_ptr != '\0')
							SLog(EError, "Could not parse the port number");
					}
					break;
				case 'q':
					quietMode = true;
					break;
				case 'h':
				default:
					cout <<  "Mitsuba version " << Version(MTS_VERSION).toStringComplete()
						<< ", Copyright (c) " MTS_YEAR " Wenzel Jakob" << endl;
					cout <<  "Usage: mtssrv [options]" << endl;
					cout <<  "Options/Arguments:" << endl;
					cout <<  "   -h          Display this help text" << endl << endl;
					cout <<  "   -a p1;p2;.. Add one or more entries to the resource search path" << endl << endl;
					cout <<  "   -p count    Override the detected number of processors. Useful for reducing" << endl;
					cout <<  "               the load or creating scheduling-only nodes in conjunction with"  << endl;
					cout <<  "               the -c and -s parameters, e.g. -p 0 -c host1;host2;host3,..." << endl << endl;
					cout <<  "   -q          Quiet mode - do not print any log messages to stdout" << endl << endl;
					cout <<  "   -c hosts    Nesting: connect to additional mtssrv instances over a network." << endl;
					cout <<  "               Requires a semicolon-separated list of host names of the form" << endl;
					cout <<  "                       host.domain[:port] for a direct connection" << endl;
					cout <<  "                 or" << endl;
					cout <<  "                       [email protected][:/path] for a SSH connection (where" << endl;
					cout <<  "                       'path' denotes the place where Mitsuba is checked" << endl;
					cout <<  "                       out -- by default, \"~/mitsuba\" is used)" << endl << endl;
					cout <<  "   -s file     Connect to additional Mitsuba servers specified in a file" << endl;
					cout <<  "               with one name per line (same format as in -c)" << endl<< endl;
					cout <<  "   -i name     IP address / host name on which to listen for connections" << endl << endl;
					cout <<  "   -l port     Listen for connections on a certain port (Default: " << MTS_DEFAULT_PORT << ")." << endl;
					cout <<  "               To listen on stdin, specify \"-ls\" (implies -q)" << endl << endl;
					cout <<  "   -n name     Assign a node name to this instance (Default: host name)" << endl << endl;
					cout <<  "   -v          Be more verbose (can be specified twice)" << endl << endl;
					cout <<  "   -L level    Explicitly specify the log level (trace/debug/info/warn/error)" << endl << endl;
					cout <<  " For documentation, please refer to http://www.mitsuba-renderer.org/docs.html" << endl;
					return 0;
			}
		}

		/* Configure the logging subsystem */
		ref<Logger> log = Thread::getThread()->getLogger();
		log->setLogLevel(logLevel);

		/* Initialize OpenMP */
		Thread::initializeOpenMP(nprocs);

		/* Disable the default appenders */
		for (size_t i=0; i<log->getAppenderCount(); ++i) {
			Appender *appender = log->getAppender(i);
			if (appender->getClass()->derivesFrom(MTS_CLASS(StreamAppender)))
				log->removeAppender(appender);
		}

		log->addAppender(new StreamAppender(formatString("mtssrv.%s.log", nodeName.c_str())));
		if (!quietMode)
			log->addAppender(new StreamAppender(&std::cout));

		SLog(EInfo, "Mitsuba version %s, Copyright (c) " MTS_YEAR " Wenzel Jakob",
			Version(MTS_VERSION).toStringComplete().c_str());

#if defined(__WINDOWS__)
		/* Custom handler for Ctrl-C signals */
		SetConsoleCtrlHandler((PHANDLER_ROUTINE) CtrlHandler, TRUE);
#endif

		/* Configure the scheduling subsystem */
		Scheduler *scheduler = Scheduler::getInstance();
		for (int i=0; i<nprocs; ++i)
			scheduler->registerWorker(new LocalWorker(i, formatString("wrk%i", i)));
		std::vector<std::string> hosts = tokenize(networkHosts, ";");

		/* Establish network connections to nested servers */
		for (size_t i=0; i<hosts.size(); ++i) {
			const std::string &hostName = hosts[i];
			ref<Stream> stream;

			if (hostName.find("@") == std::string::npos) {
				int port = MTS_DEFAULT_PORT;
				std::vector<std::string> tokens = tokenize(hostName, ":");
				if (tokens.size() == 0 || tokens.size() > 2) {
					SLog(EError, "Invalid host specification '%s'!", hostName.c_str());
				} else if (tokens.size() == 2) {
					port = strtol(tokens[1].c_str(), &end_ptr, 10);
					if (*end_ptr != '\0')
						SLog(EError, "Invalid host specification '%s'!", hostName.c_str());
				}
				stream = new SocketStream(tokens[0], port);
			} else {
				std::string path = "~/mitsuba";
				std::vector<std::string> tokens = tokenize(hostName, "@/:");
				if (tokens.size() < 2 || tokens.size() > 3) {
					SLog(EError, "Invalid host specification '%s'!", hostName.c_str());
				} else if (tokens.size() == 3) {
					path = tokens[2];
				}
				std::vector<std::string> cmdLine;
				cmdLine.push_back(formatString("bash -c 'cd %s; . setpath.sh; mtssrv -ls'", path.c_str()));
				stream = new SSHStream(tokens[0], tokens[1], cmdLine);
			}
			try {
				scheduler->registerWorker(new RemoteWorker(formatString("net%i", i), stream));
			} catch (std::runtime_error &e) {
				if (hostName.find("@") != std::string::npos) {
#if defined(__WINDOWS__)
					SLog(EWarn, "Please ensure that passwordless authentication "
						"using plink.exe and pageant.exe is enabled (see the documentation for more information)");
#else
					SLog(EWarn, "Please ensure that passwordless authentication "
						"is enabled (e.g. using ssh-agent - see the documentation for more information)");
#endif
				}
				throw e;
			}
		}
		scheduler->start();

		if (listenPort == -1) {
			ref<StreamBackend> backend = new StreamBackend("con0",
					scheduler, nodeName, new ConsoleStream(), false);
			backend->start();
			backend->join();
			return 0;
		}

		/* Allocate a socket of the proper type (IPv4/IPv6) */
		struct addrinfo hints, *servinfo, *p = NULL;
		memset(&hints, 0, sizeof(struct addrinfo));
		hints.ai_family = AF_UNSPEC;
		hints.ai_flags = AI_PASSIVE;
		hints.ai_socktype = SOCK_STREAM;
		char portName[8];
		int rv, one = 1;
		sock = INVALID_SOCKET;

		snprintf(portName, sizeof(portName), "%i", listenPort);
		if ((rv = getaddrinfo(hostNameSet ? hostName.c_str() : NULL, portName, &hints, &servinfo)) != 0)
			SLog(EError, "Error in getaddrinfo(%s:%i): %s", hostName.c_str(), listenPort, gai_strerror(rv));

		for (p = servinfo; p != NULL; p = p->ai_next) {
			/* Allocate a socket */
			sock = socket(p->ai_family, p->ai_socktype, p->ai_protocol);
			if (sock == -1)
				SocketStream::handleError("none", "socket");

			/* Avoid "bind: socket already in use" */
			if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (char *) &one, sizeof(int)) < 0)
				SocketStream::handleError("none", "setsockopt");

			/* Bind the socket to the port number */
			if (bind(sock, p->ai_addr, (socklen_t) p->ai_addrlen) == -1) {
				SocketStream::handleError("none", formatString("bind(%s:%i)", hostName.c_str(), listenPort), EError);
#if defined(__WINDOWS__)
				closesocket(sock);
#else
				close(sock);
#endif
				continue;
			}
			break;
		}

		if (p == NULL)
			SLog(EError, "Failed to bind to port %i!", listenPort);
		freeaddrinfo(servinfo);

		if (listen(sock, CONN_BACKLOG) == -1)
			SocketStream::handleError("none", "bind");
		SLog(EInfo, "Enter mtssrv -h for more options");

#if defined(__WINDOWS__)
		SLog(EInfo, "%s: Listening on port %i.. Send Ctrl-C to stop.", hostName.c_str(), listenPort);
#else
		/* Avoid zombies processes */
		struct sigaction sa;
		sa.sa_handler = collect_zombies;
		sigemptyset(&sa.sa_mask);
		sa.sa_flags = SA_RESTART;

		if (sigaction(SIGCHLD, &sa, NULL) == -1)
			SLog(EError, "Error in sigaction(): %s!", strerror(errno));

		sa.sa_handler = sigterm_handler;
		sa.sa_flags = 0; // we want SIGINT/SIGTERM to interrupt accept()

		if (sigaction(SIGTERM, &sa, NULL) == -1)
			SLog(EError, "Error in sigaction(): %s!", strerror(errno));
		if (sigaction(SIGINT, &sa, NULL) == -1)
			SLog(EError, "Error in sigaction(): %s!", strerror(errno));

		/* Ignore SIGPIPE */
		signal(SIGPIPE, SIG_IGN);

		SLog(EInfo, "%s: Listening on port %i.. Send Ctrl-C or SIGTERM to stop.", hostName.c_str(), listenPort);
#endif

		int connectionIndex = 0;
		/* Wait for connections */
		while (running) {
			socklen_t addrlen = sizeof(sockaddr_storage);
			struct sockaddr_storage sockaddr;
			memset(&sockaddr, 0, addrlen);

			SOCKET newSocket = accept(sock, (struct sockaddr *) &sockaddr, &addrlen);
			if (newSocket == INVALID_SOCKET) {
#if defined(__WINDOWS__)
				if(!running)
					break;
#else
				if (errno == EINTR)
					continue;
#endif
				SocketStream::handleError("none", "accept", EWarn);
				continue;
			}

			ref<StreamBackend> backend = new StreamBackend(formatString("con%i", connectionIndex++),
				scheduler, nodeName, new SocketStream(newSocket), true);
			backend->start();
		}
#if defined(__WINDOWS__)
		SLog(EInfo, "Caught signal - shutting down..");
#else
		close(sock);
#endif
	} catch (const std::exception &e) {
		std::cerr << "Caught a critical exception: " << e.what() << endl;
	} catch (...) {
		std::cerr << "Caught a critical exception of unknown type!" << endl;
	}

	/* Shutdown */
	Statistics::getInstance()->printStats();

	return 0;
}
Beispiel #3
0
int mitsuba_app(int argc, char **argv) {
	int optchar;
	char *end_ptr = NULL;

	try {
		/* Default settings */
		int nprocs_avail = getCoreCount(), nprocs = nprocs_avail;
		int numParallelScenes = 1;
		std::string nodeName = getHostName(),
					networkHosts = "", destFile="";
		bool quietMode = false, progressBars = true, skipExisting = false;
		ELogLevel logLevel = EInfo;
		ref<FileResolver> fileResolver = Thread::getThread()->getFileResolver();
		bool treatWarningsAsErrors = false;
		std::map<std::string, std::string, SimpleStringOrdering> parameters;
		int blockSize = 32;
		int flushTimer = -1;

		if (argc < 2) {
			help();
			return 0;
		}

		optind = 1;
		/* Parse command-line arguments */
		while ((optchar = getopt(argc, argv, "a:c:D:s:j:n:o:r:b:p:qhzvtwx")) != -1) {
			switch (optchar) {
				case 'a': {
						std::vector<std::string> paths = tokenize(optarg, ";");
						for (int i=(int) paths.size()-1; i>=0; --i)
							fileResolver->prependPath(paths[i]);
					}
					break;
				case 'c':
					networkHosts = networkHosts + std::string(";") + std::string(optarg);
					break;
				case 'w':
					treatWarningsAsErrors = true;
					break;
				case 'D': {
						std::vector<std::string> param = tokenize(optarg, "=");
						if (param.size() != 2)
							SLog(EError, "Invalid parameter specification \"%s\"", optarg);
						parameters[param[0]] = param[1];
					}
					break;
				case 's': {
						std::ifstream is(optarg);
						if (is.fail())
							SLog(EError, "Could not open host file!");
						std::string host;
						while (is >> host) {
							if (host.length() < 1 || host.c_str()[0] == '#')
								continue;
							networkHosts = networkHosts + std::string(";") + host;
						}
					}
					break;
				case 'n':
					nodeName = optarg;
					break;
				case 'o':
					destFile = optarg;
					break;
				case 'v':
					if (logLevel != EDebug)
						logLevel = EDebug;
					else
						logLevel = ETrace;
					break;
				case 'x':
					skipExisting = true;
					break;
				case 'p':
					nprocs = strtol(optarg, &end_ptr, 10);
					if (*end_ptr != '\0')
						SLog(EError, "Could not parse the processor count!");
					break;
				case 'j':
					numParallelScenes = strtol(optarg, &end_ptr, 10);
					if (*end_ptr != '\0')
						SLog(EError, "Could not parse the parallel scene count!");
					break;
				case 'r':
					flushTimer = strtol(optarg, &end_ptr, 10);
					if (*end_ptr != '\0')
						SLog(EError, "Could not parse the '-r' parameter argument!");
					break;
				case 'b':
					blockSize = strtol(optarg, &end_ptr, 10);
					if (*end_ptr != '\0')
						SLog(EError, "Could not parse the block size!");
					if (blockSize < 2 || blockSize > 128)
						SLog(EError, "Invalid block size (should be in the range 2-128)");
					break;
				case 'z':
					progressBars = false;
					break;
				case 'q':
					quietMode = true;
					break;
				case 'h':
				default:
					help();
					return 0;
			}
		}

		ProgressReporter::setEnabled(progressBars);

		/* Initialize OpenMP */
		Thread::initializeOpenMP(nprocs);

		/* Configure the logging subsystem */
		ref<Logger> log = Thread::getThread()->getLogger();
		log->setLogLevel(logLevel);
		log->setErrorLevel(treatWarningsAsErrors ? EWarn : EError);

		/* Disable the default appenders */
		for (size_t i=0; i<log->getAppenderCount(); ++i) {
			Appender *appender = log->getAppender(i);
			if (appender->getClass()->derivesFrom(MTS_CLASS(StreamAppender)))
				log->removeAppender(appender);
		}

		log->addAppender(new StreamAppender(formatString("mitsuba.%s.log", nodeName.c_str())));
		if (!quietMode)
			log->addAppender(new StreamAppender(&std::cout));

		SLog(EInfo, "Mitsuba version %s, Copyright (c) " MTS_YEAR " Wenzel Jakob",
				Version(MTS_VERSION).toStringComplete().c_str());

		/* Configure the scheduling subsystem */
		Scheduler *scheduler = Scheduler::getInstance();
		bool useCoreAffinity = nprocs == nprocs_avail;
		for (int i=0; i<nprocs; ++i)
			scheduler->registerWorker(new LocalWorker(useCoreAffinity ? i : -1,
				formatString("wrk%i", i)));
		std::vector<std::string> hosts = tokenize(networkHosts, ";");

		/* Establish network connections to nested servers */
		for (size_t i=0; i<hosts.size(); ++i) {
			const std::string &hostName = hosts[i];
			ref<Stream> stream;

			if (hostName.find("@") == std::string::npos) {
				int port = MTS_DEFAULT_PORT;
				std::vector<std::string> tokens = tokenize(hostName, ":");
				if (tokens.size() == 0 || tokens.size() > 2) {
					SLog(EError, "Invalid host specification '%s'!", hostName.c_str());
				} else if (tokens.size() == 2) {
					port = strtol(tokens[1].c_str(), &end_ptr, 10);
					if (*end_ptr != '\0')
						SLog(EError, "Invalid host specification '%s'!", hostName.c_str());
				}
				stream = new SocketStream(tokens[0], port);
			} else {
				std::string path = "~/mitsuba"; // default path if not specified
				std::vector<std::string> tokens = tokenize(hostName, "@:");
				if (tokens.size() < 2 || tokens.size() > 3) {
					SLog(EError, "Invalid host specification '%s'!", hostName.c_str());
				} else if (tokens.size() == 3) {
					path = tokens[2];
				}
				std::vector<std::string> cmdLine;
				cmdLine.push_back(formatString("bash -c 'cd %s; . setpath.sh; mtssrv -ls'", path.c_str()));
				stream = new SSHStream(tokens[0], tokens[1], cmdLine);
			}
			try {
				scheduler->registerWorker(new RemoteWorker(formatString("net%i", i), stream));
			} catch (std::runtime_error &e) {
				if (hostName.find("@") != std::string::npos) {
#if defined(__WINDOWS__)
					SLog(EWarn, "Please ensure that passwordless authentication "
						"using plink.exe and pageant.exe is enabled (see the documentation for more information)");
#else
					SLog(EWarn, "Please ensure that passwordless authentication "
						"is enabled (e.g. using ssh-agent - see the documentation for more information)");
#endif
				}
				throw e;
			}
		}

		scheduler->start();

#if !defined(__WINDOWS__)
			/* Initialize signal handlers */
			struct sigaction sa;
			sa.sa_handler = signalHandler;
			sigemptyset(&sa.sa_mask);
			sa.sa_flags = 0;
			if (sigaction(SIGHUP, &sa, NULL))
				SLog(EError, "Could not install a custom signal handler!");
			if (sigaction(SIGFPE, &sa, NULL))
				SLog(EError, "Could not install a custom signal handler!");
#endif

		/* Prepare for parsing scene descriptions */
		SAXParser* parser = new SAXParser();
		fs::path schemaPath = fileResolver->resolveAbsolute("data/schema/scene.xsd");

		/* Check against the 'scene.xsd' XML Schema */
		parser->setDoSchema(true);
		parser->setValidationSchemaFullChecking(true);
		parser->setValidationScheme(SAXParser::Val_Always);
		parser->setExternalNoNamespaceSchemaLocation(schemaPath.c_str());

		/* Set the handler */
		SceneHandler *handler = new SceneHandler(parameters);
		parser->setDoNamespaces(true);
		parser->setDocumentHandler(handler);
		parser->setErrorHandler(handler);

		renderQueue = new RenderQueue();

		ref<FlushThread> flushThread;
		if (flushTimer > 0) {
			flushThread = new FlushThread(flushTimer);
			flushThread->start();
		}

		int jobIdx = 0;
		for (int i=optind; i<argc; ++i) {
			fs::path
				filename = fileResolver->resolve(argv[i]),
				filePath = fs::absolute(filename).parent_path(),
				baseName = filename.stem();
			ref<FileResolver> frClone = fileResolver->clone();
			frClone->prependPath(filePath);
			Thread::getThread()->setFileResolver(frClone);

			SLog(EInfo, "Parsing scene description from \"%s\" ..", argv[i]);

			parser->parse(filename.c_str());
			ref<Scene> scene = handler->getScene();

			scene->setSourceFile(filename);
			scene->setDestinationFile(destFile.length() > 0 ?
				fs::path(destFile) : (filePath / baseName));
			scene->setBlockSize(blockSize);

			if (scene->destinationExists() && skipExisting)
				continue;

			ref<RenderJob> thr = new RenderJob(formatString("ren%i", jobIdx++),
				scene, renderQueue, -1, -1, -1, true, flushTimer > 0);
			thr->start();

			renderQueue->waitLeft(numParallelScenes-1);
			if (i+1 < argc && numParallelScenes == 1)
				Statistics::getInstance()->resetAll();
		}

		/* Wait for all render processes to finish */
		renderQueue->waitLeft(0);
		if (flushThread)
			flushThread->quit();
		renderQueue = NULL;

		delete handler;
		delete parser;

		Statistics::getInstance()->printStats();
	} catch (const std::exception &e) {
		std::cerr << "Caught a critical exception: " << e.what() << endl;
		return -1;
	} catch (...) {
		std::cerr << "Caught a critical exception of unknown type!" << endl;
		return -1;
	}

	return 0;
}
int mtsutil(int argc, char **argv) {
	char optchar, *end_ptr = NULL;

	try {
		/* Default settings */
		int nprocs = getProcessorCount();
		std::string nodeName = getHostName(),
					networkHosts = "", destFile="";
		bool quietMode = false;
		ELogLevel logLevel = EInfo;
		FileResolver *fileResolver = Thread::getThread()->getFileResolver();
		bool testCaseMode = false;

		if (argc < 2) {
			help();
			return 0;
		}

		optind = 1;
		/* Parse command-line arguments */
		while ((optchar = getopt(argc, argv, "+a:c:s:n:p:qhvt")) != -1) {
			switch (optchar) {
				case 'a': {
						std::vector<std::string> paths = tokenize(optarg, ";");
						for (unsigned int i=0; i<paths.size(); ++i) 
							fileResolver->addPath(paths[i]);
					}
					break;
				case 'c':
					networkHosts = networkHosts + std::string(";") + std::string(optarg);
					break;
				case 't':
					testCaseMode = true;
					break;
				case 's': {
						std::ifstream is(optarg);
						if (is.fail())
							SLog(EError, "Could not open host file!");
						std::string host;
						while (is >> host) {
							if (host.length() < 1 || host.c_str()[0] == '#')
								continue;
							networkHosts = networkHosts + std::string(";") + host;
						}
					}
					break;
				case 'n':
					nodeName = optarg;
					break;
				case 'v':
					logLevel = EDebug;
					break;
				case 'p':
					nprocs = strtol(optarg, &end_ptr, 10);
					if (*end_ptr != '\0')
						SLog(EError, "Could not parse the processor count!");
					break;
				case 'q':
					quietMode = true;
					break;
				case 'h':
				default:
					help();
					return 0;
			}
		}

		/* Configure the logging subsystem */
		ref<Logger> log = Thread::getThread()->getLogger();
		log->setLogLevel(logLevel);
	
		/* Initialize OpenMP */
		Thread::initializeOpenMP(nprocs);

		/* Disable the default appenders */
		for (size_t i=0; i<log->getAppenderCount(); ++i) {
			Appender *appender = log->getAppender(i);
			if (appender->getClass()->derivesFrom(MTS_CLASS(StreamAppender)))
				log->removeAppender(appender);
		}

		log->addAppender(new StreamAppender(formatString("mitsuba.%s.log", nodeName.c_str())));
		if (!quietMode)
			log->addAppender(new StreamAppender(&std::cout));

		SLog(EInfo, "Mitsuba version %s, Copyright (c) " MTS_YEAR " Wenzel Jakob",
				Version(MTS_VERSION).toStringComplete().c_str());

		/* Configure the scheduling subsystem */
		Scheduler *scheduler = Scheduler::getInstance();
		for (int i=0; i<nprocs; ++i)
			scheduler->registerWorker(new LocalWorker(formatString("wrk%i", i)));
		std::vector<std::string> hosts = tokenize(networkHosts, ";");

		/* Establish network connections to nested servers */ 
		for (size_t i=0; i<hosts.size(); ++i) {
			const std::string &hostName = hosts[i];
			ref<Stream> stream;

			if (hostName.find("@") == std::string::npos) {
				int port = MTS_DEFAULT_PORT;
				std::vector<std::string> tokens = tokenize(hostName, ":");
				if (tokens.size() == 0 || tokens.size() > 2) {
					SLog(EError, "Invalid host specification '%s'!", hostName.c_str());
				} else if (tokens.size() == 2) {
					port = strtol(tokens[1].c_str(), &end_ptr, 10);
					if (*end_ptr != '\0')
						SLog(EError, "Invalid host specification '%s'!", hostName.c_str());
				}
				stream = new SocketStream(tokens[0], port);
			} else {
				std::string path = "~/mitsuba"; // default path if not specified
				std::vector<std::string> tokens = tokenize(hostName, "@:");
				if (tokens.size() < 2 || tokens.size() > 3) {
					SLog(EError, "Invalid host specification '%s'!", hostName.c_str());
				} else if (tokens.size() == 3) {
					path = tokens[2];
				}
				std::vector<std::string> cmdLine;
				cmdLine.push_back(formatString("bash -c 'cd %s; . setpath.sh; mtssrv -ls'", path.c_str()));
				stream = new SSHStream(tokens[0], tokens[1], cmdLine);
			}
			try {
				scheduler->registerWorker(new RemoteWorker(formatString("net%i", i), stream));
			} catch (std::runtime_error &e) {
				if (hostName.find("@") != std::string::npos) {
#if defined(WIN32)
					SLog(EWarn, "Please ensure that passwordless authentication "
						"using plink.exe and pageant.exe is enabled (see the documentation for more information)");
#else
					SLog(EWarn, "Please ensure that passwordless authentication "
						"is enabled (e.g. using ssh-agent - see the documentation for more information)");
#endif
				}
				throw e;
			}
		}

		scheduler->start();

		if (testCaseMode) {
			std::vector<fs::path> dirPaths = fileResolver->resolveAll("plugins");
			std::set<std::string> seen;
			int executed = 0, succeeded = 0;
		
			for (size_t i=0; i<dirPaths.size(); ++i) {
				fs::path dirPath = fs::complete(dirPaths[i]);

				if (!fs::exists(dirPath) || !fs::is_directory(dirPath))
					break;

				fs::directory_iterator end, it(dirPath);

				for (; it != end; ++it) {
					if (!fs::is_regular_file(it->status()))
						continue;
					std::string extension(boost::to_lower_copy(it->path().extension()));
#if defined(WIN32)
					if (extension != ".dll")
						continue;
#elif defined(__OSX__)
					if (extension != ".dylib")
						continue;
#elif defined(__LINUX__)
					if (extension != ".so")
						continue;
#else
#error Unknown operating system!
#endif
					std::string shortName = it->path().stem();
					if (seen.find(shortName) != seen.end() || !boost::starts_with(shortName, "test_"))
						continue;
					seen.insert(shortName);
					Plugin plugin(shortName, it->path());
					if (!plugin.isUtility())
						continue;

					ref<Utility> utility = plugin.createUtility();

					TestCase *testCase = static_cast<TestCase *>(utility.get());
					if (!utility->getClass()->derivesFrom(MTS_CLASS(TestCase)))
						SLog(EError, "This is not a test case!");

					if (testCase->run(argc-optind, argv+optind) != 0)
						SLog(EError, "Testcase unexpectedly returned with a nonzero value.");

					executed += testCase->getExecuted();
					succeeded += testCase->getSucceeded();
				}
			}

			SLog(EInfo, "Ran %i tests, %i succeeded, %i failed.", executed, succeeded, executed-succeeded);
		} else {
			if (argc <= optind) {
				std::cerr << "A utility name must be supplied!" << endl;
				return -1;
			}
			fs::path pluginName(argv[optind]);

			/* Build the full plugin file name */
#if defined(WIN32)
			pluginName.replace_extension(".dll");
#elif defined(__OSX__)
			pluginName.replace_extension(".dylib");
#elif defined(__LINUX__)
			pluginName.replace_extension(".so");
#else
#error Unknown operating system!
#endif
			fs::path fullName = fileResolver->resolve(fs::path("plugins") / pluginName);

			if (!fs::exists(fullName)) {
				/* Plugin not found! */
				SLog(EError, "Utility \"%s\" not found (run \"mtsutil\" without arguments to "
					"see a list of available utilities)", fullName.file_string().c_str());
			}

			SLog(EInfo, "Loading utility \"%s\" ..", argv[optind]);
			Plugin *plugin = new Plugin(argv[optind], fullName);
			if (!plugin->isUtility())
				SLog(EError, "This plugin does not implement the 'Utility' interface!");
			Statistics::getInstance()->logPlugin(argv[optind], plugin->getDescription());
		
			ref<Utility> utility = plugin->createUtility();

			int retval = utility->run(argc-optind, argv+optind);
			scheduler->pause();
			utility = NULL;
			delete plugin;
			return retval;
		}
	} catch (const std::exception &e) {
		std::cerr << "Caught a critical exeption: " << e.what() << std::endl;
	} catch (...) {
		std::cerr << "Caught a critical exeption of unknown type!" << endl;
	}

	return 0;
}
Beispiel #5
0
int main(int argc, char *argv[]) {
	int retval;

	/* Initialize Xerces-C */
	try {
		XMLPlatformUtils::Initialize();
	} catch(const XMLException &toCatch) {
		fprintf(stderr, "Error during Xerces initialization: %s",
			XMLString::transcode(toCatch.getMessage()));
		return -1;
	}

	/* Initialize the core framework */
	Class::staticInitialization();
	PluginManager::staticInitialization();
	Statistics::staticInitialization();
	Thread::staticInitialization();
	Thread::initializeOpenMP(getProcessorCount());
	Logger::staticInitialization();
	Spectrum::staticInitialization();
	Scheduler::staticInitialization();
	SHVector::staticInitialization();

#if defined(__LINUX__)
	XInitThreads();
#endif

#if defined(__OSX__)
	MTS_AUTORELEASE_BEGIN()
	/* Required for the mouse relocation in GLWidget */
	CGSetLocalEventsSuppressionInterval(0.0f);
	MTS_AUTORELEASE_END() 
#endif

#ifdef WIN32
	/* Initialize WINSOCK2 */
	WSADATA wsaData;
	if (WSAStartup(MAKEWORD(2,2), &wsaData)) 
		SLog(EError, "Could not initialize WinSock2!");
	if (LOBYTE(wsaData.wVersion) != 2 || HIBYTE(wsaData.wVersion) != 2)
		SLog(EError, "Could not find the required version of winsock.dll!");
#endif

#if !defined(WIN32)
	/* Avoid zombies processes when running the server */
	struct sigaction sa;
	sa.sa_handler = collect_zombies;
	sigemptyset(&sa.sa_mask);
	sa.sa_flags = SA_RESTART;

	if (sigaction(SIGCHLD, &sa, NULL) == -1)
		SLog(EWarn, "Error in sigaction(): %s!", strerror(errno));
#endif

	qRegisterMetaType<ELogLevel>("ELogLevel");
	qRegisterMetaType<fs::path>("fs::path");

	MitsubaApplication app(argc, argv);
	try {
		QFile stylesheet(":/resources/stylesheet.css");

		if (!stylesheet.open(QFile::ReadOnly)) {
			QMessageBox::critical(NULL, "Internal error", "Could not open stylesheet!");
			exit(-1);
		}
		app.setStyleSheet(QTextStream(&stylesheet).readAll().toAscii());

#if defined(__OSX__)
		app.setAttribute(Qt::AA_DontShowIconsInMenus); 
#endif
		/* Disable the default appenders */
		ref<Logger> logger = Thread::getThread()->getLogger();
		for (size_t i=0; i<logger->getAppenderCount(); ++i) {
			Appender *appender = logger->getAppender(i);
			if (appender->getClass()->derivesFrom(MTS_CLASS(StreamAppender)))
				logger->removeAppender(appender);
		}

#if defined(__OSX__)
		/* Create a log file inside the application bundle */
		MTS_AUTORELEASE_BEGIN() 
		logger->addAppender(new StreamAppender(formatString("%s/mitsuba.%s.log", 
			__ubi_bundlepath().c_str(), getHostName().c_str())));
		MTS_AUTORELEASE_END() 
#else
		/* Create a log file inside the current working directory */
		logger->addAppender(new StreamAppender(formatString("mitsuba.%s.log", getHostName().c_str())));
#endif

#if !defined(WIN32)
		/* Correct number parsing on some locales (e.g. ru_RU) */
		setlocale(LC_NUMERIC, "C");
#endif

		mainWindow = new MainWindow();
		mainWindow->initWorkers();
		retval = app.exec();
		delete mainWindow;
	} catch (const std::exception &e) {
		SLog(EWarn, "Critical exception during startup: %s", e.what());
		QMessageBox::critical(NULL, QString("Critical exception"),
			e.what(), QMessageBox::Ok);
		retval = -1;
	}
	Statistics::getInstance()->printStats();

	XMLPlatformUtils::Terminate();

#ifdef WIN32
	/* Shut down WINSOCK2 */
	WSACleanup();
#endif

	/* Shutdown the core framework */
	SHVector::staticShutdown();
	Scheduler::staticShutdown();
	Spectrum::staticShutdown();
	Logger::staticShutdown();
	Thread::staticShutdown();
	Statistics::staticShutdown();
	PluginManager::staticShutdown();
	Class::staticShutdown();

	return retval;
}