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b41f211ece
* Initial commit * initial commit * added README.md * Update README.md * Add top level CMakeLists like another project in POCO framework. see #1 * Add CMakeLists to Avahi and Bonjour. (see #1) * Missing changing in top level CMakeLists correct. (see #1) * Add samples CMakeLists. (see #1) * Add temporary cmake find module for Avahi and Bonjour in cmake directory. (see #1) * Add mandatory requirement diff for POCO framework to DNSSD cmake can be work correctly. (see #1) * Update README.md Add cmake build way. * Update README.md Minor change. * Update README.md Removed ambiguous sentence. * Moved files * Add cmake modules * Add cmake modules * Remove modules * Correct linux cmake ci. * Exclude DNSSD from macos, windows. * Update CMakeLists.txt * Remove unused gitignore * Remove deprecated vs versions * Add vs160 and vs170 for DNSSD * Remove deprecated sln * Revert bad changes * Revert bad changes * chore: remove vs90 sln files * chore: remove vs90 x64 files * Revert "chore: remove vs90 sln files" This reverts commit 51d78f82f11d387506c016c9aab3b31e3c32ad23. * chore: add DNSSD to components * chore(DNSSD): disable in CI, update copyright and doc * fix(DNSSD): CMake on Apple platforms: fix finding library providing DNSSD. * fix(DNSSD): Handle kDNSServiceFlagsNonBrowsable that was removed in 1096.0.2 * chore: naming and code modernize review comments * enh(DNSSD): Define DNSSD_*_API for non-MSVC compilers. --------- Co-authored-by: Günter Obiltschnig <guenter.obiltschnig@appinf.com> Co-authored-by: <soroosh@soroosh-pc.localdomain> Co-authored-by: Seyyed Soroosh Hosseinalipour <soorosh_abi@hotmail.com> Co-authored-by: Matej Kenda <matejken@gmail.com>
249 lines
7.0 KiB
C++
249 lines
7.0 KiB
C++
//
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// HTTPTimeServer.cpp
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//
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// $Id: //poco/1.7/DNSSD/samples/HTTPTimeServer/src/HTTPTimeServer.cpp#1 $
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//
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// This sample demonstrates how a web server can advertise itself
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// on the network using DNS Service Discovery.
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//
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// Copyright (c) 2006-2024, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#include "Poco/Net/HTTPServer.h"
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#include "Poco/Net/HTTPRequestHandler.h"
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#include "Poco/Net/HTTPRequestHandlerFactory.h"
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#include "Poco/Net/HTTPServerParams.h"
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#include "Poco/Net/HTTPServerRequest.h"
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#include "Poco/Net/HTTPServerResponse.h"
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#include "Poco/Net/HTTPServerParams.h"
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#include "Poco/Net/ServerSocket.h"
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#include "Poco/Net/IPAddress.h"
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#include "Poco/Net/NetworkInterface.h"
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#include "Poco/Net/MulticastSocket.h"
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#include "Poco/Util/ServerApplication.h"
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#include "Poco/Util/Option.h"
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#include "Poco/Util/OptionSet.h"
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#include "Poco/Util/HelpFormatter.h"
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#include "Poco/DNSSD/DNSSDResponder.h"
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#if POCO_OS == POCO_OS_LINUX && !defined(POCO_DNSSD_USE_BONJOUR)
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#include "Poco/DNSSD/Avahi/Avahi.h"
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#else
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#include "Poco/DNSSD/Bonjour/Bonjour.h"
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#endif
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#include "Poco/DateTimeFormatter.h"
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#include "Poco/DateTimeFormat.h"
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#include "Poco/StreamCopier.h"
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#include "Poco/Exception.h"
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#include "Poco/ThreadPool.h"
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#include <sstream>
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#include <iostream>
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using Poco::Net::ServerSocket;
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using Poco::Net::SocketAddress;
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using Poco::Net::HTTPRequestHandler;
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using Poco::Net::HTTPRequestHandlerFactory;
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using Poco::Net::HTTPServer;
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using Poco::Net::HTTPServerRequest;
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using Poco::Net::HTTPServerResponse;
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using Poco::Net::HTTPServerParams;
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using Poco::Timestamp;
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using Poco::DateTimeFormatter;
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using Poco::DateTimeFormat;
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using Poco::ThreadPool;
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using Poco::Util::ServerApplication;
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using Poco::Util::Application;
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using Poco::Util::Option;
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using Poco::Util::OptionSet;
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using Poco::Util::HelpFormatter;
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class TimeRequestHandler: public HTTPRequestHandler
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/// Return a HTML document with the current date and time.
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{
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public:
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TimeRequestHandler(const std::string& format):
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_format(format)
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{
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}
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void handleRequest(HTTPServerRequest& request, HTTPServerResponse& response)
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{
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Application& app = Application::instance();
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app.logger().information("Request from " + request.clientAddress().toString());
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Timestamp now;
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std::string dt(DateTimeFormatter::format(now, _format));
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response.setChunkedTransferEncoding(true);
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response.setContentType("text/html");
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std::ostream& ostr = response.send();
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ostr << "<html><head><title>HTTPTimeServer powered by POCO C++ Libraries</title>";
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ostr << "<meta http-equiv=\"refresh\" content=\"1\"></head>";
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ostr << "<body><p style=\"text-align: center; font-size: 48px;\">";
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ostr << dt;
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ostr << "</p></body></html>";
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}
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private:
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std::string _format;
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};
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class TimeRequestHandlerFactory: public HTTPRequestHandlerFactory
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{
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public:
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TimeRequestHandlerFactory(const std::string& format):
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_format(format)
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{
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}
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HTTPRequestHandler* createRequestHandler(const HTTPServerRequest& request)
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{
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if (request.getURI() == "/")
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return new TimeRequestHandler(_format);
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else
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return 0;
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}
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private:
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std::string _format;
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};
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class HTTPTimeServer: public Poco::Util::ServerApplication
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/// The main application class.
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///
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/// This class handles command-line arguments and
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/// configuration files.
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/// Start the HTTPTimeServer executable with the help
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/// option (/help on Windows, --help on Unix) for
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/// the available command line options.
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///
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/// To use the sample configuration file (HTTPTimeServer.properties),
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/// copy the file to the directory where the HTTPTimeServer executable
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/// resides. If you start the debug version of the HTTPTimeServer
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/// (HTTPTimeServerd[.exe]), you must also create a copy of the configuration
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/// file named HTTPTimeServerd.properties. In the configuration file, you
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/// can specify the port on which the server is listening (default
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/// 9980) and the format of the date/time string sent back to the client.
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///
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/// To test the TimeServer you can use any web browser (http://localhost:9980/).
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{
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public:
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HTTPTimeServer(): _helpRequested(false)
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{
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Poco::DNSSD::initializeDNSSD();
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}
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~HTTPTimeServer()
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{
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Poco::DNSSD::uninitializeDNSSD();
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}
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protected:
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void initialize(Application& self)
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{
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loadConfiguration(); // load default configuration files, if present
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ServerApplication::initialize(self);
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}
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void uninitialize()
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{
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ServerApplication::uninitialize();
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}
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void defineOptions(OptionSet& options)
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{
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ServerApplication::defineOptions(options);
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options.addOption(
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Option("help", "h", "Display help information on command line arguments.")
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.required(false)
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.repeatable(false));
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}
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void handleOption(const std::string& name, const std::string& value)
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{
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ServerApplication::handleOption(name, value);
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if (name == "help")
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_helpRequested = true;
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}
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void displayHelp()
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{
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HelpFormatter helpFormatter(options());
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helpFormatter.setCommand(commandName());
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helpFormatter.setUsage("OPTIONS");
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helpFormatter.setHeader("A web server that serves the current date and time and announces itself via UPnP SSDP.");
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helpFormatter.format(std::cout);
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}
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int main(const std::vector<std::string>& args)
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{
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if (_helpRequested)
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{
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displayHelp();
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}
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else
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{
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// get parameters from configuration file
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unsigned short httpPort = static_cast<unsigned short>(config().getInt("http.port", 9980));
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std::string format(config().getString("datetime.format", DateTimeFormat::SORTABLE_FORMAT));
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Poco::Net::HTTPServerParams::Ptr pHTTPParams = new Poco::Net::HTTPServerParams;
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pHTTPParams->setSoftwareVersion(config().getString("http.softwareVersion", ""));
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pHTTPParams->setMaxQueued(config().getInt("http.maxQueued", 4));
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pHTTPParams->setMaxThreads(config().getInt("http.maxThreads", 4));
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pHTTPParams->setTimeout(Poco::Timespan(config().getInt("http.timeout", 5), 0));
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pHTTPParams->setKeepAlive(config().getBool("http.keepAlive", false));
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pHTTPParams->setMaxKeepAliveRequests(config().getInt("http.maxKeepAliveRequests", 10));
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pHTTPParams->setKeepAliveTimeout(Poco::Timespan(config().getInt("http.keepAliveTimeout", 10), 0));
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ThreadPool::defaultPool().addCapacity(pHTTPParams->getMaxThreads());
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// set-up a server socket
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SocketAddress httpSA(Poco::Net::IPAddress(), httpPort);
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ServerSocket httpSocket(httpSA);
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// set-up a HTTPServer instance
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HTTPServer srv(new TimeRequestHandlerFactory(format), httpSocket, pHTTPParams);
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// start the HTTPServer
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srv.start();
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// register with DNSSDResponder
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Poco::DNSSD::DNSSDResponder dnssdResponder;
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dnssdResponder.start();
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Poco::DNSSD::Service service("_http._tcp", httpPort);
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Poco::DNSSD::ServiceHandle serviceHandle = dnssdResponder.registerService(service);
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// wait for CTRL-C or kill
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waitForTerminationRequest();
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// shut down UPnP
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dnssdResponder.unregisterService(serviceHandle);
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dnssdResponder.stop();
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// Stop the HTTPServer
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srv.stop();
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}
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return Application::EXIT_OK;
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}
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private:
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bool _helpRequested;
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};
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int main(int argc, char** argv)
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{
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HTTPTimeServer app;
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return app.run(argc, argv);
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}
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