ObjWebServer  Check-in [58aa5e718e]

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SHA3-256: 58aa5e718e8fb629ed4f2e416cfbef9e098301a971bd7329a5b53258cab7834e
User & Date: js on 2019-03-17 03:32:00
Other Links: manifest | tags
Context
2021-04-30
21:35
Adjust to ObjFW changes Leaf check-in: 7b4329bd1c user: js tags: trunk
2019-03-17
03:32
Use dot syntax check-in: 58aa5e718e user: js tags: trunk
2019-03-03
13:27
Add support for TLS check-in: 441110b797 user: js tags: trunk
Changes
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Modified ConfigParser.m from [a1c01b5487] to [46101b0094].

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	[super dealloc];
}

- (void)_parseConfig: (OFXMLElement *)config
{
	void *pool = objc_autoreleasePoolPush();

	if ([config namespace] != nil ||
	    ![[config name] isEqual: @"ObjWebServer"])
	if (config.namespace != nil || ![config.name isEqual: @"ObjWebServer"])
		[self _invalidConfig: @"Root element is not ObjWebServer"];

	[self _parseListens: [config elementsForName: @"listen"]];
	[self _parseModules: [config elementsForName: @"module"]];

	objc_autoreleasePoolPop(pool);
}

- (void)_parseListens: (OFArray OF_GENERIC(OFXMLElement *) *)elements
{
	OFMutableArray OF_GENERIC(ListenConfig *) *listenConfigs =
	    [OFMutableArray array];

	for (OFXMLElement *element in elements) {
		ListenConfig *listenConfig =
		    [[[ListenConfig alloc] init] autorelease];
		OFString *host = [[element
		    attributeForName: @"host"] stringValue];
		OFString *portString = [[element
		    attributeForName: @"port"] stringValue];
		OFString *host =
		    [element attributeForName: @"host"].stringValue;
		OFString *portString =
		    [element attributeForName: @"port"].stringValue;
		OFXMLElement *TLS = [element elementForName: @"tls"];

		if (host == nil)
			[self _invalidConfig:
			    @"<listen/> is missing host attribute"];
		if (portString == nil)
			[self _invalidConfig:
			    @"<listen/> is missing port attribute"];

		[listenConfig setHost: host];
		listenConfig.host = host;

		@try {
			intmax_t port = [portString decimalValue];
			intmax_t port = portString.decimalValue;
			if (port < 0 || port > 65535)
				@throw [OFInvalidFormatException exception];

			[listenConfig setPort: port];
			listenConfig.port = port;
		} @catch (OFInvalidFormatException *e) {
			[self _invalidConfig: @"<listen/> has invalid port"];
		}

		if (TLS != nil) {
			OFString *certificateFile =
			    [[TLS attributeForName: @"cert"] stringValue];
			    [TLS attributeForName: @"cert"].stringValue;
			OFString *keyFile =
			    [[TLS attributeForName: @"key"] stringValue];
			    [TLS attributeForName: @"key"].stringValue;

			if (certificateFile == nil)
				[self _invalidConfig:
				    @"<tls/> has no cert attribute"];
			if (keyFile == nil)
				[self _invalidConfig:
				    @"<tls/> has no key attribute"];

			[listenConfig setTLSCertificateFile: certificateFile];
			[listenConfig setTLSKeyFile: keyFile];
			listenConfig.TLSCertificateFile = certificateFile;
			listenConfig.TLSKeyFile = keyFile;
		}

		[listenConfigs addObject: listenConfig];
	}

	[listenConfigs makeImmutable];
	_listenConfigs = [listenConfigs copy];
}

- (void)_parseModules: (OFArray OF_GENERIC(OFXMLElement *) *)elements
{
	OFMutableArray OF_GENERIC(OFXMLElement *) *modules =
	    [OFMutableArray array];

	for (OFXMLElement *element in elements) {
		OFString *path = [[element
		    attributeForName: @"path"] stringValue];
		OFString *prefix = [[element
		    attributeForName: @"prefix"] stringValue];
		OFString *path =
		    [element attributeForName: @"path"].stringValue;
		OFString *prefix =
		    [element attributeForName: @"prefix"].stringValue;

		if (path == nil || prefix == nil)
			[self _invalidConfig:
			    @"<module/> has no path attribute"];

		[modules addObject: element];
	}
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Modified ObjWebServer.m from [f30751d900] to [2c2a999a6a].

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	_config = [[ConfigParser alloc]
	    initWithConfigPath: @"ObjWebServer.xml"];

	modules = [OFMutableArray array];
	for (OFXMLElement *config in [_config modules]) {
		OFString *path =
		    [[config attributeForName: @"path"] stringValue];
		    [config attributeForName: @"path"].stringValue;
		OFString *prefix =
		    [[config attributeForName: @"prefix"] stringValue];
		    [config attributeForName: @"prefix"].stringValue;
		OFPlugin <Module> *module = [self loadModuleAtPath: path
							withConfig: config];

		[modules addObject: [OFPair pairWithFirstObject: prefix
						   secondObject: module]];
	}
	[modules makeImmutable];
	_modules = [modules copy];

	for (ListenConfig *listenConfig in [_config listenConfigs])
	for (ListenConfig *listenConfig in _config.listenConfigs)
		[self startWebserverWithListenConfig: listenConfig];
}

- (OFPlugin <Module> *)loadModuleAtPath: (OFString *)path
			     withConfig: (OFXMLElement *)config
{
	OFPlugin <Module> *module;

	of_log(@"Loading module at %@", path);

	module = [OFPlugin pluginFromFile: path];
	[module parseConfig: config];

	return module;
}

- (void)startWebserverWithListenConfig: (ListenConfig *)listenConfig
{
	OFHTTPServer *server = [OFHTTPServer server];
	[server setHost: [listenConfig host]];
	[server setPort: [listenConfig port]];
	server.host = listenConfig.host;
	server.port = listenConfig.port;

	if ([listenConfig TLSCertificateFile] != nil &&
	    [listenConfig TLSKeyFile] != nil) {
		[server setUsesTLS: true];
		[server setCertificateFile: [listenConfig TLSCertificateFile]];
		[server setPrivateKeyFile: [listenConfig TLSKeyFile]];
	if (listenConfig.TLSCertificateFile != nil &&
	    listenConfig.TLSKeyFile != nil) {
		server.usesTLS = true;
		server.certificateFile = listenConfig.TLSCertificateFile;
		server.privateKeyFile = listenConfig.TLSKeyFile;
	}

	[server setNumberOfThreads: [OFSystemInfo numberOfCPUs] + 1];
	[server setDelegate: self];
	server.numberOfThreads = [OFSystemInfo numberOfCPUs] + 1;
	server.delegate = self;

	of_log(@"Starting server on host %@ port %" PRIu16,
	    [listenConfig host], [listenConfig port]);
	    listenConfig.host, listenConfig.port);

	[server start];
}

-      (void)server: (OFHTTPServer *)server
  didReceiveRequest: (OFHTTPRequest *)request
	requestBody: (OFStream *)requestBody
	   response: (OFHTTPResponse *)response
{
	OFString *path = [[request URL] path];
	OFString *path = request.URL.path;

	of_log(@"Request: %@", request);

	for (OFPair OF_GENERIC(OFString *, id <Module>) *module in _modules)
		if ([path hasPrefix: [module firstObject]])
			if ([[module secondObject] handleRequest: request
						     requestBody: requestBody
							response: response])
		if ([path hasPrefix: module.firstObject])
			if ([module.secondObject handleRequest: request
						   requestBody: requestBody
						      response: response])
				return;
}

-			  (bool)server: (OFHTTPServer *)server
  didReceiveExceptionOnListeningSocket: (id)exception
{
	of_log(@"Exception on listening socket: %@", exception);

	return true;
}
@end

Modified StaticModule.m from [6e7b57cfd5] to [1eb8b41163].

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{
	[_file release];
	[_response release];

	[super dealloc];
}

- (OFData *)stream: (OF_KINDOF(OFStream *))stream
- (OFData *)stream: (OFStream *)stream
      didWriteData: (OFData *)data
      bytesWritten: (size_t)bytesWritten
	 exception: (id)exception
{
	if (exception != nil || [_file isAtEndOfStream])
	if (exception != nil || _file.atEndOfStream)
		return nil;

	return readData(_file);
}
@end

@implementation StaticModule
- (void)dealloc
{
	[_root release];

	[super dealloc];
}

- (void)parseConfig: (OFXMLElement *)config
{
	OFMutableDictionary OF_GENERIC(OFString *, OFString *) *MIMETypes;

	_root = [[[config elementForName: @"root"] stringValue] copy];
	_root = [[config elementForName: @"root"].stringValue copy];
	if (_root == nil) {
		[of_stderr writeString:
		    @"Error parsing config: No <root/> element!"];
		[OFApplication terminateWithStatus: 1];
	}

	MIMETypes = [OFMutableDictionary dictionary];
	for (OFXMLElement *MIMEType in [config elementsForName: @"mime-type"]) {
		OFString *extension =
		    [[MIMEType attributeForName: @"extension"] stringValue];
		    [MIMEType attributeForName: @"extension"].stringValue;
		OFString *type =
		    [[MIMEType attributeForName: @"type"] stringValue];
		    [MIMEType attributeForName: @"type"].stringValue;

		if (extension == nil) {
			[of_stderr writeString:
			    @"Error parsing config: "
			    @"<mime-type/> has no extension attribute!"];
			[OFApplication terminateWithStatus: 1];
		}
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	_MIMETypes = [MIMETypes mutableCopy];
}

- (bool)handleRequest: (OFHTTPRequest *)request
	  requestBody: (OFStream *)requestBody
	     response: (OFHTTPResponse *)response
{
	OFURL *URL = [[request URL] URLByStandardizingPath];
	OFString *path = [URL path];
	OFURL *URL = request.URL.URLByStandardizingPath;
	OFString *path = URL.path;
	OFMutableDictionary *headers = [OFMutableDictionary dictionary];
	OFFileManager *fileManager;
	bool firstComponent = true;
	OFString *MIMEType;
	StaticModule_FileSender *fileSender;

	for (OFString *component in [URL pathComponents]) {
		if (firstComponent && [component length] != 0)
	for (OFString *component in URL.pathComponents) {
		if (firstComponent && component.length != 0)
			return false;

		if ([component isEqual: @"."] || [component isEqual: @".."])
			return false;

		firstComponent = false;
	}

	/* TODO: Properly handle for OSes that do not use UNIX paths */
	if (![path hasPrefix: @"/"])
		return false;

	path = [_root stringByAppendingString: path];

	fileManager = [OFFileManager defaultManager];
	if ([fileManager directoryExistsAtPath: path])
		path = [path stringByAppendingPathComponent: @"index.html"];

	if (![fileManager fileExistsAtPath: path]) {
		[response setStatusCode: 404];
		response.statusCode = 404;
		return false;
	}

	MIMEType = [_MIMETypes objectForKey: [path pathExtension]];
	MIMEType = [_MIMETypes objectForKey: path.pathExtension];
	if (MIMEType == nil)
		MIMEType = [_MIMETypes objectForKey: @""];

	if (MIMEType != nil)
		[headers setObject: MIMEType
			    forKey: @"Content-Type"];

	fileSender = [[[StaticModule_FileSender alloc] init] autorelease];
	fileSender->_file = [[OFFile alloc] initWithPath: path
						    mode: @"r"];
	fileSender->_response = [response retain];

	[response setStatusCode: 200];
	[response setHeaders: headers];
	[response setDelegate: fileSender];
	response.statusCode = 200;
	response.headers = headers;
	response.delegate = fileSender;
	[response asyncWriteData: readData(fileSender->_file)];

	return true;
}
@end

StaticModule *
init_plugin(void)
{
	return [[[StaticModule alloc] init] autorelease];
}

Fossil 2.23 [47362306a7] 2023-11-01 18:56:47
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