[Master] Add RestAPI

apps/master/CMakeLists.txt

@@ -3,7 +3,7 @@ project(masterserver)
 set(CMAKE_CXX_STANDARD 14)
 include_directories("./")
 
-set(SOURCE_FILES main.cpp MasterServer.cpp MasterServer.hpp)
+set(SOURCE_FILES main.cpp MasterServer.cpp MasterServer.hpp RestServer.cpp RestServer.hpp)
 
 add_executable(masterserver ${SOURCE_FILES})
 target_link_libraries(masterserver ${RakNet_LIBRARY} components)

apps/master/MasterServer.cpp

@@ -208,3 +208,8 @@ void MasterServer::Wait()
             tMasterThread.join();
     }
 }
+
+MasterServer::ServerMap *MasterServer::GetServers()
+{
+    return &servers;
+}

apps/master/MasterServer.hpp

@@ -13,6 +13,22 @@
 class MasterServer
 {
 public:
+    struct Ban
+    {
+        RakNet::SystemAddress sa;
+        bool permanent;
+        struct Date
+        {
+        } date;
+    };
+    struct SServer : QueryData
+    {
+        std::chrono::steady_clock::time_point lastUpdate;
+    };
+    typedef std::map<RakNet::SystemAddress, SServer> ServerMap;
+    //typedef ServerMap::const_iterator ServerCIter;
+    typedef ServerMap::iterator ServerIter;
+
     MasterServer(unsigned short maxConnections, unsigned short port);
     ~MasterServer();
 
@@ -21,24 +37,7 @@ public:
     bool isRunning();
     void Wait();
 
-    struct SServer : QueryData
+    ServerMap* GetServers();
-    {
-        std::chrono::steady_clock::time_point lastUpdate;
-    };
-
-    struct Ban
-    {
-        RakNet::SystemAddress sa;
-        bool permanent;
-        struct Date
-        {
-
-        } date;
-    };
-
-    typedef std::map<RakNet::SystemAddress, SServer> ServerMap;
-    typedef ServerMap::const_iterator ServerCIter;
-    typedef ServerMap::iterator ServerIter;
 
 private:
     void Thread();

apps/master/RestServer.cpp

@@ -0,0 +1,191 @@
+//
+// Created by koncord on 13.05.17.
+//
+
+#include "RestServer.hpp"
+
+#include <boost/property_tree/ptree.hpp>
+#include <boost/property_tree/json_parser.hpp>
+
+using namespace std;
+using namespace chrono;
+using namespace boost::property_tree;
+
+static string response201 = "HTTP/1.1 201 Created\r\nContent-Length: 11\r\n\r\n201 Created";
+static string response202 = "HTTP/1.1 202 Accepted\r\nContent-Length: 12\r\n\r\n202 Accepted";
+static string response400 = "HTTP/1.1 400 Bad Request\r\nContent-Length: 15\r\n\r\n400 Bad Request";
+
+inline void ResponseStr(HttpServer::Response &response, string content, string type = "", string code = "200 OK")
+{
+    response << "HTTP/1.1 " << code << "\r\n";
+    if (!type.empty())
+        response << "Content-Type: " << type <<"\r\n";
+    response << "Content-Length: " << content.length() << "\r\n\r\n" << content;
+}
+
+inline void ptreeToServer(boost::property_tree::ptree &pt, MasterServer::SServer &server)
+{
+    server.SetName(pt.get<string>("hostname").c_str());
+    server.SetGameMode(pt.get<string>("modname").c_str());
+    server.SetVersion(pt.get<string>("version").c_str());
+    server.SetPassword(pt.get<bool>("passw"));
+    //server.query_port = pt.get<unsigned short>("query_port");
+    server.SetPlayers(pt.get<unsigned>("players"));
+    server.SetMaxPlayers(pt.get<unsigned>("max_players"));
+}
+
+inline void queryToStringStream(stringstream &ss, string addr, MasterServer::SServer &query)
+{
+    ss <<"\"" << addr << "\":{";
+    ss << "\"modname\": \"" << query.GetGameMode() << "\"" << ", ";
+    ss << "\"passw\": " << (query.GetPassword() ? "true" : "false") << ", ";
+    ss << "\"hostname\": \"" << query.GetName() << "\"" << ", ";
+    ss << "\"query_port\": " << 0 << ", ";
+    ss << "\"last_update\": " << duration_cast<seconds>(steady_clock::now() - query.lastUpdate).count() << ", ";
+    ss << "\"players\": " << query.GetPlayers() << ", ";
+    ss << "\"version\": \"" << query.GetVersion() << "\"" << ", ";
+    ss << "\"max_players\": " << query.GetMaxPlayers();
+    ss << "}";
+}
+
+RestServer::RestServer(unsigned short port, MasterServer::ServerMap *pMap) : serverMap(pMap)
+{
+    httpServer.config.port = port;
+}
+
+void RestServer::start()
+{
+    static const string ValidIpAddressRegex = "(?:[0-9]{1,3}\\.){3}[0-9]{1,3}";
+    static const string ValidPortRegex = "(?:[0-9]{1,4}|[1-5][0-9]{4}|6[0-4][0-9]{3}|65[0-4][0-9]{2}|655[0-2][0-9]|6553[0-5])$";
+    static const string ServersRegex = "^/api/servers(?:/(" + ValidIpAddressRegex + "\\:" + ValidPortRegex + "))?";
+
+    httpServer.resource[ServersRegex]["GET"] = [this](auto response, auto request) {
+        if(request->path_match[1].length() > 0)
+        {
+            try
+            {
+                stringstream ss;
+                ss << "{";
+                auto addr = request->path_match[1].str();
+                auto port = (unsigned short)stoi(&(addr[addr.find(':')]));
+                queryToStringStream(ss, "server", serverMap->at(RakNet::SystemAddress(addr.c_str(), port)));
+                ss << "}";
+                ResponseStr(*response, ss.str(), "application/json");
+            }
+            catch(out_of_range e)
+            {
+                *response << response400;
+            }
+        }
+        else
+        {
+            static string str;
+
+            //if(updatedCache)
+            {
+                stringstream ss;
+                ss << "{";
+                ss << "\"list servers\":{";
+                for (auto query = serverMap->begin(); query != serverMap->end(); query++)
+                {
+                    queryToStringStream(ss, query->first.ToString(true, ':'), query->second);
+                    if (next(query) != serverMap->end())
+                        ss << ", ";
+                }
+                ss << "}}";
+                ResponseStr(*response, ss.str(), "application/json");
+                updatedCache = false;
+            }
+            *response << str;
+        }
+    };
+
+    //Add query for < 0.6 servers
+    httpServer.resource[ServersRegex]["POST"] = [this](auto response, auto request) {
+        try
+        {
+            ptree pt;
+            read_json(request->content, pt);
+
+            MasterServer::SServer server;
+            ptreeToServer(pt, server);
+
+            unsigned short port = pt.get<unsigned short>("query_port");
+            serverMap->insert({RakNet::SystemAddress(request->remote_endpoint_address.c_str(), port), server});
+            updatedCache = true;
+
+            *response << response201;
+        }
+        catch (exception& e)
+        {
+            cout << e.what() << endl;
+            *response << response400;
+        }
+    };
+
+    //Update query for < 0.6 servers
+    httpServer.resource[ServersRegex]["PUT"] = [this](auto response, auto request) {
+        auto addr = request->path_match[1].str();
+        auto port = (unsigned short)stoi(&(addr[addr.find(':')]));
+
+        auto query = serverMap->find(RakNet::SystemAddress(addr.c_str(), port));
+
+        if(query == serverMap->end())
+        {
+            cout << request->remote_endpoint_address + ": Trying to update a non-existent server or without permissions." << endl;
+            *response << response400;
+            return;
+        }
+
+        if(request->content.size() != 0)
+        {
+            try
+            {
+                ptree pt;
+                read_json(request->content, pt);
+
+                ptreeToServer(pt, query->second);
+
+                updatedCache = true;
+            }
+            catch(exception &e)
+            {
+                cout << e.what() << endl;
+                *response << response400;
+            }
+        }
+
+        query->second.lastUpdate = steady_clock::now();
+
+        *response << response202;
+    };
+
+    httpServer.resource["/api/servers/info"]["GET"] = [this](auto response, auto /*request*/) {
+        stringstream ss;
+        ss << '{';
+        ss << "servers: " << serverMap->size();
+        unsigned int players = 0;
+        for(auto s : *serverMap)
+            players += s.second.GetPlayers();
+        ss << ", players: " << players;
+        ss << "}";
+
+        ResponseStr(*response, ss.str(), "application/json");
+    };
+
+    httpServer.default_resource["GET"]=[](auto response, auto /*request*/) {
+        *response << response400;
+    };
+
+    httpServer.start();
+}
+
+void RestServer::cacheUpdated()
+{
+    updatedCache = true;
+}
+
+void RestServer::stop()
+{
+    httpServer.stop();
+}

apps/master/RestServer.hpp

@@ -0,0 +1,30 @@
+//
+// Created by koncord on 13.05.17.
+//
+
+#ifndef NEWRESTAPI_RESTSERVER_HPP
+#define NEWRESTAPI_RESTSERVER_HPP
+
+#include <string>
+#include <unordered_map>
+#include "MasterServer.hpp"
+#include "SimpleWeb/http_server.hpp"
+
+typedef SimpleWeb::Server<SimpleWeb::HTTP> HttpServer;
+
+class RestServer
+{
+public:
+    RestServer(unsigned short port, MasterServer::ServerMap *pMap);
+    void start();
+    void stop();
+    void cacheUpdated();
+
+private:
+    HttpServer httpServer;
+    MasterServer::ServerMap *serverMap;
+    bool updatedCache = true;
+};
+
+
+#endif //NEWRESTAPI_RESTSERVER_HPP

apps/master/SimpleWeb/base_server.hpp

@@ -0,0 +1,511 @@
+#ifndef BASE_SERVER_HPP
+#define BASE_SERVER_HPP
+
+#include <boost/asio.hpp>
+#include <boost/algorithm/string/predicate.hpp>
+#include <boost/functional/hash.hpp>
+
+#include <map>
+#include <unordered_map>
+#include <thread>
+#include <functional>
+#include <iostream>
+#include <sstream>
+#include <regex>
+
+#ifndef CASE_INSENSITIVE_EQUALS_AND_HASH
+#define CASE_INSENSITIVE_EQUALS_AND_HASH
+
+//Based on http://www.boost.org/doc/libs/1_60_0/doc/html/unordered/hash_equality.html
+struct case_insensitive_equals
+{
+    bool operator()(const std::string &key1, const std::string &key2) const
+    {
+        return boost::algorithm::iequals(key1, key2);
+    }
+};
+
+struct case_insensitive_hash
+{
+    size_t operator()(const std::string &key) const
+    {
+        std::size_t seed = 0;
+        for (auto &c: key)
+            boost::hash_combine(seed, std::tolower(c));
+        return seed;
+    }
+};
+
+#endif
+
+namespace SimpleWeb
+{
+    template<class socket_type>
+    class Server;
+
+    template<class socket_type>
+    class ServerBase
+    {
+    public:
+        virtual ~ServerBase()
+        {}
+
+        class Response : public std::ostream
+        {
+            friend class ServerBase<socket_type>;
+
+            boost::asio::streambuf streambuf;
+
+            std::shared_ptr<socket_type> socket;
+
+            Response(const std::shared_ptr<socket_type> &socket) : std::ostream(&streambuf), socket(socket)
+            {}
+
+        public:
+            size_t size()
+            {
+                return streambuf.size();
+            }
+
+            /// If true, force server to close the connection after the response have been sent.
+            ///
+            /// This is useful when implementing a HTTP/1.0-server sending content
+            /// without specifying the content length.
+            bool close_connection_after_response = false;
+        };
+
+        class Content : public std::istream
+        {
+            friend class ServerBase<socket_type>;
+
+        public:
+            size_t size()
+            {
+                return streambuf.size();
+            }
+
+            std::string string()
+            {
+                std::stringstream ss;
+                ss << rdbuf();
+                return ss.str();
+            }
+
+        private:
+            boost::asio::streambuf &streambuf;
+
+            Content(boost::asio::streambuf &streambuf) : std::istream(&streambuf), streambuf(streambuf)
+            {}
+        };
+
+        class Request
+        {
+            friend class ServerBase<socket_type>;
+
+            friend class Server<socket_type>;
+
+        public:
+            std::string method, path, http_version;
+
+            Content content;
+
+            std::unordered_multimap<std::string, std::string, case_insensitive_hash, case_insensitive_equals> header;
+
+            std::smatch path_match;
+
+            std::string remote_endpoint_address;
+            unsigned short remote_endpoint_port;
+
+        private:
+            Request(const socket_type &socket) : content(streambuf)
+            {
+                try
+                {
+                    remote_endpoint_address = socket.lowest_layer().remote_endpoint().address().to_string();
+                    remote_endpoint_port = socket.lowest_layer().remote_endpoint().port();
+                }
+                catch (...)
+                {}
+            }
+
+            boost::asio::streambuf streambuf;
+        };
+
+        class Config
+        {
+            friend class ServerBase<socket_type>;
+
+            Config(unsigned short port) : port(port)
+            {}
+
+        public:
+            /// Port number to use. Defaults to 80 for HTTP and 443 for HTTPS.
+            unsigned short port;
+            /// Number of threads that the server will use when start() is called. Defaults to 1 thread.
+            size_t thread_pool_size = 1;
+            /// Timeout on request handling. Defaults to 5 seconds.
+            size_t timeout_request = 5;
+            /// Timeout on content handling. Defaults to 300 seconds.
+            size_t timeout_content = 300;
+            /// IPv4 address in dotted decimal form or IPv6 address in hexadecimal notation.
+            /// If empty, the address will be any address.
+            std::string address;
+            /// Set to false to avoid binding the socket to an address that is already in use. Defaults to true.
+            bool reuse_address = true;
+        };
+
+        ///Set before calling start().
+        Config config;
+
+    private:
+        class regex_orderable : public std::regex
+        {
+            std::string str;
+        public:
+            regex_orderable(const char *regex_cstr) : std::regex(regex_cstr), str(regex_cstr)
+            {}
+
+            regex_orderable(const std::string &regex_str) : std::regex(regex_str), str(regex_str)
+            {}
+
+            bool operator<(const regex_orderable &rhs) const
+            {
+                return str < rhs.str;
+            }
+        };
+
+    public:
+        /// Warning: do not add or remove resources after start() is called
+        std::map<regex_orderable, std::map<std::string,
+                std::function<void(std::shared_ptr<typename ServerBase<socket_type>::Response>,
+                                   std::shared_ptr<typename ServerBase<socket_type>::Request>)>>>
+                resource;
+
+        std::map<std::string,
+                std::function<void(std::shared_ptr<typename ServerBase<socket_type>::Response>,
+                                   std::shared_ptr<typename ServerBase<socket_type>::Request>)>> default_resource;
+
+        std::function<
+                void(std::shared_ptr<typename ServerBase<socket_type>::Request>,
+                     const boost::system::error_code &)>
+                on_error;
+
+        std::function<void(std::shared_ptr<socket_type> socket,
+                           std::shared_ptr<typename ServerBase<socket_type>::Request>)> on_upgrade;
+
+        virtual void start()
+        {
+            if (!io_service)
+                io_service = std::make_shared<boost::asio::io_service>();
+
+            if (io_service->stopped())
+                io_service->reset();
+
+            boost::asio::ip::tcp::endpoint endpoint;
+            if (config.address.size() > 0)
+                endpoint = boost::asio::ip::tcp::endpoint(boost::asio::ip::address::from_string(config.address),
+                                                          config.port);
+            else
+                endpoint = boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), config.port);
+
+            if (!acceptor)
+                acceptor = std::unique_ptr<boost::asio::ip::tcp::acceptor>(
+                        new boost::asio::ip::tcp::acceptor(*io_service));
+            acceptor->open(endpoint.protocol());
+            acceptor->set_option(boost::asio::socket_base::reuse_address(config.reuse_address));
+            acceptor->bind(endpoint);
+            acceptor->listen();
+
+            accept();
+
+            //If thread_pool_size>1, start m_io_service.run() in (thread_pool_size-1) threads for thread-pooling
+            threads.clear();
+            for (size_t c = 1; c < config.thread_pool_size; c++)
+            {
+                threads.emplace_back([this]()
+                                     {
+                                         io_service->run();
+                                     });
+            }
+
+            //Main thread
+            if (config.thread_pool_size > 0)
+                io_service->run();
+
+            //Wait for the rest of the threads, if any, to finish as well
+            for (auto &t: threads)
+            {
+                t.join();
+            }
+        }
+
+        void stop()
+        {
+            acceptor->close();
+            if (config.thread_pool_size > 0)
+                io_service->stop();
+        }
+
+        ///Use this function if you need to recursively send parts of a longer message
+        void send(const std::shared_ptr<Response> &response,
+                  const std::function<void(const boost::system::error_code &)> &callback = nullptr) const
+        {
+            boost::asio::async_write(*response->socket, response->streambuf, [this, response, callback]
+                    (const boost::system::error_code &ec, size_t /*bytes_transferred*/)
+            {
+                if (callback)
+                    callback(ec);
+            });
+        }
+
+        /// If you have your own boost::asio::io_service, store its pointer here before running start().
+        /// You might also want to set config.thread_pool_size to 0.
+        std::shared_ptr<boost::asio::io_service> io_service;
+    protected:
+        std::unique_ptr<boost::asio::ip::tcp::acceptor> acceptor;
+        std::vector<std::thread> threads;
+
+        ServerBase(unsigned short port) : config(port)
+        {}
+
+        virtual void accept()=0;
+
+        std::shared_ptr<boost::asio::deadline_timer>
+        get_timeout_timer(const std::shared_ptr<socket_type> &socket, long seconds)
+        {
+            if (seconds == 0)
+                return nullptr;
+
+            auto timer = std::make_shared<boost::asio::deadline_timer>(*io_service);
+            timer->expires_from_now(boost::posix_time::seconds(seconds));
+            timer->async_wait([socket](const boost::system::error_code &ec)
+                              {
+                                  if (!ec)
+                                  {
+                                      boost::system::error_code ec;
+                                      socket->lowest_layer().shutdown(boost::asio::ip::tcp::socket::shutdown_both, ec);
+                                      socket->lowest_layer().close();
+                                  }
+                              });
+            return timer;
+        }
+
+        void read_request_and_content(const std::shared_ptr<socket_type> &socket)
+        {
+            //Create new streambuf (Request::streambuf) for async_read_until()
+            //shared_ptr is used to pass temporary objects to the asynchronous functions
+            std::shared_ptr<Request> request(new Request(*socket));
+
+            //Set timeout on the following boost::asio::async-read or write function
+            auto timer = this->get_timeout_timer(socket, config.timeout_request);
+
+            boost::asio::async_read_until(*socket, request->streambuf, "\r\n\r\n", [this, socket, request, timer]
+                    (const boost::system::error_code &ec,
+                     size_t bytes_transferred)
+            {
+                if (timer)
+                    timer->cancel();
+                if (!ec)
+                {
+                    //request->streambuf.size() is not necessarily the same as bytes_transferred, from Boost-docs:
+                    //"After a successful async_read_until operation, the streambuf may contain additional data beyond the delimiter"
+                    //The chosen solution is to extract lines from the stream directly when parsing the header. What is left of the
+                    //streambuf (maybe some bytes of the content) is appended to in the async_read-function below (for retrieving content).
+                    size_t num_additional_bytes =
+                            request->streambuf.size() - bytes_transferred;
+
+                    if (!this->parse_request(request))
+                        return;
+
+                    //If content, read that as well
+                    auto it = request->header.find("Content-Length");
+                    if (it != request->header.end())
+                    {
+                        unsigned long long content_length;
+                        try
+                        {
+                            content_length = stoull(it->second);
+                        }
+                        catch (const std::exception &e)
+                        {
+                            if (on_error)
+                                on_error(request, boost::system::error_code(
+                                        boost::system::errc::protocol_error,
+                                        boost::system::generic_category()));
+                            return;
+                        }
+                        if (content_length > num_additional_bytes)
+                        {
+                            //Set timeout on the following boost::asio::async-read or write function
+                            auto timer = this->get_timeout_timer(socket,
+                                                                 config.timeout_content);
+                            boost::asio::async_read(*socket, request->streambuf,
+                                                    boost::asio::transfer_exactly(
+                                                            content_length -
+                                                            num_additional_bytes),
+                                                    [this, socket, request, timer]
+                                                            (const boost::system::error_code &ec,
+                                                             size_t /*bytes_transferred*/)
+                                                    {
+                                                        if (timer)
+                                                            timer->cancel();
+                                                        if (!ec)
+                                                            this->find_resource(socket,
+                                                                                request);
+                                                        else if (on_error)
+                                                            on_error(request, ec);
+                                                    });
+                        }
+                        else
+                            this->find_resource(socket, request);
+                    }
+                    else
+                        this->find_resource(socket, request);
+                }
+                else if (on_error)
+                    on_error(request, ec);
+            });
+        }
+
+        bool parse_request(const std::shared_ptr<Request> &request) const
+        {
+            std::string line;
+            getline(request->content, line);
+            size_t method_end;
+            if ((method_end = line.find(' ')) != std::string::npos)
+            {
+                size_t path_end;
+                if ((path_end = line.find(' ', method_end + 1)) != std::string::npos)
+                {
+                    request->method = line.substr(0, method_end);
+                    request->path = line.substr(method_end + 1, path_end - method_end - 1);
+
+                    size_t protocol_end;
+                    if ((protocol_end = line.find('/', path_end + 1)) != std::string::npos)
+                    {
+                        if (line.compare(path_end + 1, protocol_end - path_end - 1, "HTTP") != 0)
+                            return false;
+                        request->http_version = line.substr(protocol_end + 1, line.size() - protocol_end - 2);
+                    }
+                    else
+                        return false;
+
+                    getline(request->content, line);
+                    size_t param_end;
+                    while ((param_end = line.find(':')) != std::string::npos)
+                    {
+                        size_t value_start = param_end + 1;
+                        if ((value_start) < line.size())
+                        {
+                            if (line[value_start] == ' ')
+                                value_start++;
+                            if (value_start < line.size())
+                                request->header.emplace(line.substr(0, param_end),
+                                                        line.substr(value_start, line.size() - value_start - 1));
+                        }
+
+                        getline(request->content, line);
+                    }
+                }
+                else
+                    return false;
+            }
+            else
+                return false;
+            return true;
+        }
+
+        void find_resource(const std::shared_ptr<socket_type> &socket, const std::shared_ptr<Request> &request)
+        {
+            //Upgrade connection
+            if (on_upgrade)
+            {
+                auto it = request->header.find("Upgrade");
+                if (it != request->header.end())
+                {
+                    on_upgrade(socket, request);
+                    return;
+                }
+            }
+            //Find path- and method-match, and call write_response
+            for (auto &regex_method: resource)
+            {
+                auto it = regex_method.second.find(request->method);
+                if (it != regex_method.second.end())
+                {
+                    std::smatch sm_res;
+                    if (std::regex_match(request->path, sm_res, regex_method.first))
+                    {
+                        request->path_match = std::move(sm_res);
+                        write_response(socket, request, it->second);
+                        return;
+                    }
+                }
+            }
+            auto it = default_resource.find(request->method);
+            if (it != default_resource.end())
+            {
+                write_response(socket, request, it->second);
+            }
+        }
+
+        void write_response(const std::shared_ptr<socket_type> &socket, const std::shared_ptr<Request> &request,
+                            std::function<void(std::shared_ptr<typename ServerBase<socket_type>::Response>,
+                                               std::shared_ptr<
+                                                       typename ServerBase<socket_type>::Request>)> &resource_function)
+        {
+            //Set timeout on the following boost::asio::async-read or write function
+            auto timer = this->get_timeout_timer(socket, config.timeout_content);
+
+            auto response = std::shared_ptr<Response>(new Response(socket), [this, request, timer]
+                    (Response *response_ptr)
+            {
+                auto response = std::shared_ptr<Response>(response_ptr);
+                this->send(response, [this, response, request, timer](
+                        const boost::system::error_code &ec)
+                {
+                    if (timer)
+                        timer->cancel();
+                    if (!ec)
+                    {
+                        if (response->close_connection_after_response)
+                            return;
+
+                        auto range = request->header.equal_range(
+                                "Connection");
+                        for (auto it = range.first; it != range.second; it++)
+                        {
+                            if (boost::iequals(it->second, "close"))
+                            {
+                                return;
+                            }
+                            else if (boost::iequals(it->second, "keep-alive"))
+                            {
+                                this->read_request_and_content(
+                                        response->socket);
+                                return;
+                            }
+                        }
+                        if (request->http_version >= "1.1")
+                            this->read_request_and_content(response->socket);
+                    }
+                    else if (on_error)
+                        on_error(request, ec);
+                });
+            });
+
+            try
+            {
+                resource_function(response, request);
+            }
+            catch (const std::exception &e)
+            {
+                if (on_error)
+                    on_error(request, boost::system::error_code(boost::system::errc::operation_canceled,
+                                                                boost::system::generic_category()));
+                return;
+            }
+        }
+    };
+}
+#endif //BASE_SERVER_HPP

apps/master/SimpleWeb/http_server.hpp

@@ -0,0 +1,55 @@
+/*
+ *  https://github.com/eidheim/Simple-Web-Server/
+ *
+ *  The MIT License (MIT)
+ *  Copyright (c) 2014-2016 Ole Christian Eidheim
+ */
+
+#ifndef SERVER_HTTP_HPP
+#define SERVER_HTTP_HPP
+
+#include "base_server.hpp"
+
+namespace SimpleWeb
+{
+
+    template<class socket_type>
+    class Server : public ServerBase<socket_type> {};
+
+    typedef boost::asio::ip::tcp::socket HTTP;
+
+    template<>
+    class Server<HTTP> : public ServerBase<HTTP>
+    {
+    public:
+        Server() : ServerBase<HTTP>::ServerBase(80)
+        {}
+
+    protected:
+        virtual void accept()
+        {
+            //Create new socket for this connection
+            //Shared_ptr is used to pass temporary objects to the asynchronous functions
+            auto socket = std::make_shared<HTTP>(*io_service);
+
+            acceptor->async_accept(*socket, [this, socket](const boost::system::error_code &ec)
+            {
+                //Immediately start accepting a new connection (if io_service hasn't been stopped)
+                if (ec != boost::asio::error::operation_aborted)
+                    accept();
+
+                if (!ec)
+                {
+                    boost::asio::ip::tcp::no_delay option(true);
+                    socket->set_option(option);
+
+                    this->read_request_and_content(socket);
+                }
+                else if (on_error)
+                    on_error(std::shared_ptr<Request>(new Request(*socket)), ec);
+            });
+        }
+    };
+}
+
+#endif //SERVER_HTTP_HPP

apps/master/SimpleWeb/https_server.hpp

@@ -0,0 +1,91 @@
+#ifndef HTTPS_SERVER_HPP
+#define HTTPS_SERVER_HPP
+
+#include "base_server.hpp"
+#include <boost/asio/ssl.hpp>
+#include <openssl/ssl.h>
+#include <algorithm>
+
+namespace SimpleWeb
+{
+    typedef boost::asio::ssl::stream<boost::asio::ip::tcp::socket> HTTPS;
+
+    template<>
+    class Server<HTTPS> : public ServerBase<HTTPS>
+    {
+        std::string session_id_context;
+        bool set_session_id_context = false;
+    public:
+        Server(const std::string &cert_file, const std::string &private_key_file,
+               const std::string &verify_file = std::string()) : ServerBase<HTTPS>::ServerBase(443),
+                                                                 context(boost::asio::ssl::context::tlsv12)
+        {
+            context.use_certificate_chain_file(cert_file);
+            context.use_private_key_file(private_key_file, boost::asio::ssl::context::pem);
+
+            if (verify_file.size() > 0)
+            {
+                context.load_verify_file(verify_file);
+                context.set_verify_mode(boost::asio::ssl::verify_peer | boost::asio::ssl::verify_fail_if_no_peer_cert |
+                                        boost::asio::ssl::verify_client_once);
+                set_session_id_context = true;
+            }
+        }
+
+        void start()
+        {
+            if (set_session_id_context)
+            {
+                // Creating session_id_context from address:port but reversed due to small SSL_MAX_SSL_SESSION_ID_LENGTH
+                session_id_context = std::to_string(config.port) + ':';
+                session_id_context.append(config.address.rbegin(), config.address.rend());
+                SSL_CTX_set_session_id_context(context.native_handle(),
+                                               reinterpret_cast<const unsigned char *>(session_id_context.data()),
+                                               std::min<size_t>(session_id_context.size(),
+                                                                SSL_MAX_SSL_SESSION_ID_LENGTH));
+            }
+            ServerBase::start();
+        }
+
+    protected:
+        boost::asio::ssl::context context;
+
+        virtual void accept()
+        {
+            //Create new socket for this connection
+            //Shared_ptr is used to pass temporary objects to the asynchronous functions
+            auto socket = std::make_shared<HTTPS>(*io_service, context);
+
+            acceptor->async_accept((*socket).lowest_layer(), [this, socket](const boost::system::error_code &ec)
+            {
+                //Immediately start accepting a new connection (if io_service hasn't been stopped)
+                if (ec != boost::asio::error::operation_aborted)
+                    accept();
+
+
+                if (!ec)
+                {
+                    boost::asio::ip::tcp::no_delay option(true);
+                    socket->lowest_layer().set_option(option);
+
+                    //Set timeout on the following boost::asio::ssl::stream::async_handshake
+                    auto timer = get_timeout_timer(socket, config.timeout_request);
+                    socket->async_handshake(boost::asio::ssl::stream_base::server, [this, socket, timer]
+                            (const boost::system::error_code &ec)
+                    {
+                        if (timer)
+                            timer->cancel();
+                        if (!ec)
+                            read_request_and_content(socket);
+                        else if (on_error)
+                            on_error(std::shared_ptr<Request>(new Request(*socket)), ec);
+                    });
+                }
+                else if (on_error)
+                    on_error(std::shared_ptr<Request>(new Request(*socket)), ec);
+            });
+        }
+    };
+}
+
+#endif //HTTPS_SERVER_HPP