-/* +------------------------------------+
\r * | Inspire Internet Relay Chat Daemon |
\r * +------------------------------------+
\r *
\r * InspIRCd: (C) 2002-2007 InspIRCd Development Team
\r * See: http://www.inspircd.org/wiki/index.php/Credits
\r *
\r * This program is free but copyrighted software; see
\r * the file COPYING for details.
\r *
\r * ---------------------------------------------------
\r */
\r\r#include "inspircd.h"
\r#include <algorithm>
\r#include "modules.h"
\r#include "httpd.h"
\r\r/* $ModDesc: Provides HTTP serving facilities to modules */
\r\rclass ModuleHttpServer;
\r\rstatic ModuleHttpServer* HttpModule;
\rstatic bool claimed;
\r\r/** HTTP socket states
\r */
\renum HttpState
\r{
\r HTTP_LISTEN = 0,
\r HTTP_SERVE_WAIT_REQUEST = 1,
\r HTTP_SERVE_RECV_POSTDATA = 2,
\r HTTP_SERVE_SEND_DATA = 3
\r};
\r\rclass HttpServerSocket;
\r\r/** This class is used to handle HTTP socket timeouts
\r */
\rclass HttpServerTimeout : public InspTimer
\r{
\r private:
\r /** HttpServerSocket we are attached to
\r */
\r HttpServerSocket* s;
\r /** Socketengine the file descriptor is in
\r */
\r SocketEngine* SE;
\r public:
\r /** Attach timeout to HttpServerSocket
\r */
\r HttpServerTimeout(HttpServerSocket* sock, SocketEngine* engine);
\r /** Handle timer tick
\r */
\r void Tick(time_t TIME);
\r};
\r\r/** A socket used for HTTP transport
\r */
\rclass HttpServerSocket : public InspSocket
\r{
\r FileReader* index;
\r HttpState InternalState;
\r std::stringstream headers;
\r std::string postdata;
\r std::string request_type;
\r std::string uri;
\r std::string http_version;
\r unsigned int postsize;
\r HttpServerTimeout* Timeout;
\r\r public:
\r\r HttpServerSocket(InspIRCd* SI, std::string host, int port, bool listening, unsigned long maxtime, FileReader* index_page) : InspSocket(SI, host, port, listening, maxtime), index(index_page), postsize(0)
\r {
\r InternalState = HTTP_LISTEN;
\r Timeout = NULL;
\r }
\r\r HttpServerSocket(InspIRCd* SI, int newfd, char* ip, FileReader* ind) : InspSocket(SI, newfd, ip), index(ind), postsize(0)
\r {
\r InternalState = HTTP_SERVE_WAIT_REQUEST;
\r Timeout = new HttpServerTimeout(this, Instance->SE);
\r Instance->Timers->AddTimer(Timeout);
\r }
\r\r FileReader* GetIndex()
\r {
\r return index;
\r }
\r\r ~HttpServerSocket()
\r {
\r if (Timeout)
\r {
\r if (Instance->Time() < Timeout->GetTimer())
\r Instance->Timers->DelTimer(Timeout);
\r Timeout = NULL;
\r }
\r }
\r\r virtual int OnIncomingConnection(int newsock, char* ip)
\r {
\r if (InternalState == HTTP_LISTEN)
\r {
\r HttpServerSocket* s = new HttpServerSocket(this->Instance, newsock, ip, index);
\r s = s; /* Stop GCC whining */
\r }
\r return true;
\r }
\r\r virtual void OnClose()
\r {
\r }
\r\r std::string Response(int response)
\r {
\r switch (response)
\r {
\r case 100:
\r return "CONTINUE";
\r case 101:
\r return "SWITCHING PROTOCOLS";
\r case 200:
\r return "OK";
\r case 201:
\r return "CREATED";
\r case 202:
\r return "ACCEPTED";
\r case 203:
\r return "NON-AUTHORITATIVE INFORMATION";
\r case 204:
\r return "NO CONTENT";
\r case 205:
\r return "RESET CONTENT";
\r case 206:
\r return "PARTIAL CONTENT";
\r case 300:
\r return "MULTIPLE CHOICES";
\r case 301:
\r return "MOVED PERMENANTLY";
\r case 302:
\r return "FOUND";
\r case 303:
\r return "SEE OTHER";
\r case 304:
\r return "NOT MODIFIED";
\r case 305:
\r return "USE PROXY";
\r case 307:
\r return "TEMPORARY REDIRECT";
\r case 400:
\r return "BAD REQUEST";
\r case 401:
\r return "UNAUTHORIZED";
\r case 402:
\r return "PAYMENT REQUIRED";
\r case 403:
\r return "FORBIDDEN";
\r case 404:
\r return "NOT FOUND";
\r case 405:
\r return "METHOD NOT ALLOWED";
\r case 406:
\r return "NOT ACCEPTABLE";
\r case 407:
\r return "PROXY AUTHENTICATION REQUIRED";
\r case 408:
\r return "REQUEST TIMEOUT";
\r case 409:
\r return "CONFLICT";
\r case 410:
\r return "GONE";
\r case 411:
\r return "LENGTH REQUIRED";
\r case 412:
\r return "PRECONDITION FAILED";
\r case 413:
\r return "REQUEST ENTITY TOO LARGE";
\r case 414:
\r return "REQUEST-URI TOO LONG";
\r case 415:
\r return "UNSUPPORTED MEDIA TYPE";
\r case 416:
\r return "REQUESTED RANGE NOT SATISFIABLE";
\r case 417:
\r return "EXPECTATION FAILED";
\r case 500:
\r return "INTERNAL SERVER ERROR";
\r case 501:
\r return "NOT IMPLEMENTED";
\r case 502:
\r return "BAD GATEWAY";
\r case 503:
\r return "SERVICE UNAVAILABLE";
\r case 504:
\r return "GATEWAY TIMEOUT";
\r case 505:
\r return "HTTP VERSION NOT SUPPORTED";
\r default:
\r return "WTF";
\r break;
\r \r }
\r }
\r\r void SendHeaders(unsigned long size, int response, const std::string &extraheaders)
\r {
\r time_t local = this->Instance->Time();
\r struct tm *timeinfo = gmtime(&local);
\r this->Write("HTTP/1.1 "+ConvToStr(response)+" "+Response(response)+"\r\nDate: ");
\r this->Write(asctime(timeinfo));
\r if (extraheaders.empty())
\r {
\r this->Write("Content-Type: text/html\r\n");
\r }
\r else
\r {
\r this->Write(extraheaders);
\r }
\r this->Write("Server: InspIRCd/m_httpd.so/1.1\r\nContent-Length: "+ConvToStr(size)+
\r "\r\nConnection: close\r\n\r\n");
\r }
\r\r virtual bool OnDataReady()
\r {
\r char* data = this->Read();
\r\r /* Check that the data read is a valid pointer and it has some content */
\r if (data && *data)
\r {
\r headers << data;
\r\r if (headers.str().find("\r\n\r\n") != std::string::npos)
\r {
\r if (request_type.empty())
\r {
\r headers >> request_type;
\r headers >> uri;
\r headers >> http_version;
\r\r std::transform(request_type.begin(), request_type.end(), request_type.begin(), ::toupper);
\r std::transform(http_version.begin(), http_version.end(), http_version.begin(), ::toupper);
\r }
\r\r if ((InternalState == HTTP_SERVE_WAIT_REQUEST) && (request_type == "POST"))
\r {
\r /* Do we need to fetch postdata? */
\r postdata.clear();
\r InternalState = HTTP_SERVE_RECV_POSTDATA;
\r std::string header_item;
\r while (headers >> header_item)
\r {
\r if (header_item == "Content-Length:")
\r {
\r headers >> header_item;
\r postsize = atoi(header_item.c_str());
\r }
\r }
\r if (!postsize)
\r {
\r InternalState = HTTP_SERVE_SEND_DATA;
\r SendHeaders(0, 400, "");
\r Timeout = new HttpServerTimeout(this, Instance->SE);
\r Instance->Timers->AddTimer(Timeout);
\r }
\r else
\r {
\r std::string::size_type x = headers.str().find("\r\n\r\n");
\r postdata = headers.str().substr(x+4, headers.str().length());
\r /* Get content length and store */
\r if (postdata.length() >= postsize)
\r ServeData();
\r }
\r }
\r else if (InternalState == HTTP_SERVE_RECV_POSTDATA)
\r {
\r /* Add postdata, once we have it all, send the event */
\r postdata.append(data);
\r if (postdata.length() >= postsize)
\r ServeData();
\r }
\r else
\r {
\r ServeData();
\r }
\r return true;
\r }
\r return true;
\r }
\r else
\r {
\r return false;
\r }
\r }
\r\r void ServeData()
\r {
\r /* Headers are complete */
\r InternalState = HTTP_SERVE_SEND_DATA;
\r\r Instance->Timers->DelTimer(Timeout);
\r Timeout = NULL;
\r \r if ((http_version != "HTTP/1.1") && (http_version != "HTTP/1.0"))
\r {
\r SendHeaders(0, 505, "");
\r }
\r else
\r {
\r if ((request_type == "GET") && (uri == "/"))
\r {
\r SendHeaders(index->ContentSize(), 200, "");
\r this->Write(index->Contents());
\r }
\r else
\r {
\r claimed = false;
\r HTTPRequest httpr(request_type,uri,&headers,this,this->GetIP(),postdata);
\r Event e((char*)&httpr, (Module*)HttpModule, "httpd_url");
\r e.Send(this->Instance);
\r if (!claimed)
\r {
\r SendHeaders(0, 404, "");
\r }
\r }
\r }
\r Timeout = new HttpServerTimeout(this, Instance->SE);
\r Instance->Timers->AddTimer(Timeout);
\r }
\r\r void Page(std::stringstream* n, int response, std::string& extraheaders)
\r {
\r SendHeaders(n->str().length(), response, extraheaders);
\r this->Write(n->str());
\r }
\r};
\r\rHttpServerTimeout::HttpServerTimeout(HttpServerSocket* sock, SocketEngine* engine) : InspTimer(60, time(NULL)), s(sock), SE(engine)
\r{
\r}
\r\rvoid HttpServerTimeout::Tick(time_t TIME)
\r{
\r SE->DelFd(s);
\r s->Close();
\r}
\r\rclass ModuleHttpServer : public Module
\r{
\r std::vector<HttpServerSocket*> httpsocks;
\r public:
\r\r void ReadConfig()
\r {
\r int port;
\r std::string host;
\r std::string bindip;
\r std::string indexfile;
\r FileReader* index;
\r HttpServerSocket* http;
\r ConfigReader c(ServerInstance);
\r\r httpsocks.clear();
\r\r for (int i = 0; i < c.Enumerate("http"); i++)
\r {
\r host = c.ReadValue("http", "host", i);
\r bindip = c.ReadValue("http", "ip", i);
\r port = c.ReadInteger("http", "port", i, true);
\r indexfile = c.ReadValue("http", "index", i);
\r index = new FileReader(ServerInstance, indexfile);
\r if (!index->Exists())
\r throw ModuleException("Can't read index file: "+indexfile);
\r http = new HttpServerSocket(ServerInstance, bindip, port, true, 0, index);
\r httpsocks.push_back(http);
\r }
\r }
\r\r ModuleHttpServer(InspIRCd* Me) : Module(Me)
\r {
\r ReadConfig();
\r }
\r\r void OnEvent(Event* event)
\r {
\r }
\r\r char* OnRequest(Request* request)
\r {
\r claimed = true;
\r HTTPDocument* doc = (HTTPDocument*)request->GetData();
\r HttpServerSocket* sock = (HttpServerSocket*)doc->sock;
\r sock->Page(doc->GetDocument(), doc->GetResponseCode(), doc->GetExtraHeaders());
\r return NULL;
\r }
\r\r void Implements(char* List)
\r {
\r List[I_OnEvent] = List[I_OnRequest] = 1;
\r }
\r\r virtual ~ModuleHttpServer()
\r {
\r for (size_t i = 0; i < httpsocks.size(); i++)
\r {
\r ServerInstance->SE->DelFd(httpsocks[i]);
\r delete httpsocks[i]->GetIndex();
\r delete httpsocks[i];
\r }
\r }
\r\r virtual Version GetVersion()
\r {
\r return Version(1,1,0,0,VF_VENDOR|VF_SERVICEPROVIDER,API_VERSION);
\r }
\r};
\r\rMODULE_INIT(ModuleHttpServer)
\r\ No newline at end of file
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ * Copyright (C) 2019 linuxdaemon <linuxdaemon.irc@gmail.com>
+ * Copyright (C) 2018 edef <edef@edef.eu>
+ * Copyright (C) 2013-2014, 2017-2020 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2012-2016 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2012 Robby <robby@chatbelgie.be>
+ * Copyright (C) 2009 Uli Schlachter <psychon@inspircd.org>
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2007 John Brooks <special@inspircd.org>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2006, 2008, 2010 Craig Edwards <brain@inspircd.org>
+ *
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/// $CompilerFlags: -Ivendor_directory("http_parser")
+
+
+#include "inspircd.h"
+#include "iohook.h"
+#include "modules/httpd.h"
+
+#ifdef __GNUC__
+# pragma GCC diagnostic push
+#endif
+
+// Fix warnings about the use of commas at end of enumerator lists and long long
+// on C++03.
+#if defined __clang__
+# pragma clang diagnostic ignored "-Wc++11-extensions"
+# pragma clang diagnostic ignored "-Wc++11-long-long"
+#elif defined __GNUC__
+# pragma GCC diagnostic ignored "-Wlong-long"
+# if (__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 8))
+# pragma GCC diagnostic ignored "-Wpedantic"
+# else
+# pragma GCC diagnostic ignored "-pedantic"
+# endif
+#endif
+
+// Fix warnings about shadowing in http_parser.
+#ifdef __GNUC__
+# pragma GCC diagnostic ignored "-Wshadow"
+#endif
+
+#include <http_parser.c>
+
+#ifdef __GNUC__
+# pragma GCC diagnostic pop
+#endif
+
+class ModuleHttpServer;
+
+static ModuleHttpServer* HttpModule;
+static insp::intrusive_list<HttpServerSocket> sockets;
+static Events::ModuleEventProvider* aclevprov;
+static Events::ModuleEventProvider* reqevprov;
+static http_parser_settings parser_settings;
+
+/** A socket used for HTTP transport
+ */
+class HttpServerSocket : public BufferedSocket, public Timer, public insp::intrusive_list_node<HttpServerSocket>
+{
+ private:
+ friend class ModuleHttpServer;
+
+ http_parser parser;
+ http_parser_url url;
+ std::string ip;
+ std::string uri;
+ HTTPHeaders headers;
+ std::string body;
+ size_t total_buffers;
+ int status_code;
+
+ /** True if this object is in the cull list
+ */
+ bool waitingcull;
+ bool messagecomplete;
+
+ bool Tick(time_t currtime) CXX11_OVERRIDE
+ {
+ if (!messagecomplete)
+ {
+ ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "HTTP socket %d timed out", GetFd());
+ Close();
+ return false;
+ }
+
+ return true;
+ }
+
+ template<int (HttpServerSocket::*f)()>
+ static int Callback(http_parser* p)
+ {
+ HttpServerSocket* sock = static_cast<HttpServerSocket*>(p->data);
+ return (sock->*f)();
+ }
+
+ template<int (HttpServerSocket::*f)(const char*, size_t)>
+ static int DataCallback(http_parser* p, const char* buf, size_t len)
+ {
+ HttpServerSocket* sock = static_cast<HttpServerSocket*>(p->data);
+ return (sock->*f)(buf, len);
+ }
+
+ static void ConfigureParser()
+ {
+ http_parser_settings_init(&parser_settings);
+ parser_settings.on_message_begin = Callback<&HttpServerSocket::OnMessageBegin>;
+ parser_settings.on_url = DataCallback<&HttpServerSocket::OnUrl>;
+ parser_settings.on_header_field = DataCallback<&HttpServerSocket::OnHeaderField>;
+ parser_settings.on_body = DataCallback<&HttpServerSocket::OnBody>;
+ parser_settings.on_message_complete = Callback<&HttpServerSocket::OnMessageComplete>;
+ }
+
+ int OnMessageBegin()
+ {
+ uri.clear();
+ header_state = HEADER_NONE;
+ body.clear();
+ total_buffers = 0;
+ return 0;
+ }
+
+ bool AcceptData(size_t len)
+ {
+ total_buffers += len;
+ return total_buffers < 8192;
+ }
+
+ int OnUrl(const char* buf, size_t len)
+ {
+ if (!AcceptData(len))
+ {
+ status_code = HTTP_STATUS_URI_TOO_LONG;
+ return -1;
+ }
+ uri.append(buf, len);
+ return 0;
+ }
+
+ enum { HEADER_NONE, HEADER_FIELD, HEADER_VALUE } header_state;
+ std::string header_field;
+ std::string header_value;
+
+ void OnHeaderComplete()
+ {
+ headers.SetHeader(header_field, header_value);
+ header_field.clear();
+ header_value.clear();
+ }
+
+ int OnHeaderField(const char* buf, size_t len)
+ {
+ if (header_state == HEADER_VALUE)
+ OnHeaderComplete();
+ header_state = HEADER_FIELD;
+ if (!AcceptData(len))
+ {
+ status_code = HTTP_STATUS_REQUEST_HEADER_FIELDS_TOO_LARGE;
+ return -1;
+ }
+ header_field.append(buf, len);
+ return 0;
+ }
+
+ int OnHeaderValue(const char* buf, size_t len)
+ {
+ header_state = HEADER_VALUE;
+ if (!AcceptData(len))
+ {
+ status_code = HTTP_STATUS_REQUEST_HEADER_FIELDS_TOO_LARGE;
+ return -1;
+ }
+ header_value.append(buf, len);
+ return 0;
+ }
+
+ int OnHeadersComplete()
+ {
+ if (header_state != HEADER_NONE)
+ OnHeaderComplete();
+ return 0;
+ }
+
+ int OnBody(const char* buf, size_t len)
+ {
+ if (!AcceptData(len))
+ {
+ status_code = HTTP_STATUS_PAYLOAD_TOO_LARGE;
+ return -1;
+ }
+ body.append(buf, len);
+ return 0;
+ }
+
+ int OnMessageComplete()
+ {
+ messagecomplete = true;
+ ServeData();
+ return 0;
+ }
+
+ public:
+ HttpServerSocket(int newfd, const std::string& IP, ListenSocket* via, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server, unsigned int timeoutsec)
+ : BufferedSocket(newfd)
+ , Timer(timeoutsec)
+ , ip(IP)
+ , status_code(0)
+ , waitingcull(false)
+ , messagecomplete(false)
+ {
+ if ((!via->iohookprovs.empty()) && (via->iohookprovs.back()))
+ {
+ via->iohookprovs.back()->OnAccept(this, client, server);
+ // IOHook may have errored
+ if (!getError().empty())
+ {
+ ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "HTTP socket %d encountered a hook error: %s",
+ GetFd(), getError().c_str());
+ Close();
+ return;
+ }
+ }
+
+ parser.data = this;
+ http_parser_init(&parser, HTTP_REQUEST);
+ ServerInstance->Timers.AddTimer(this);
+ }
+
+ ~HttpServerSocket()
+ {
+ sockets.erase(this);
+ }
+
+ void Close() CXX11_OVERRIDE
+ {
+ if (waitingcull || !HasFd())
+ return;
+
+ waitingcull = true;
+ BufferedSocket::Close();
+ ServerInstance->GlobalCulls.AddItem(this);
+ }
+
+ void OnError(BufferedSocketError err) CXX11_OVERRIDE
+ {
+ ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "HTTP socket %d encountered an error: %d - %s",
+ GetFd(), err, getError().c_str());
+ Close();
+ }
+
+ void SendHTTPError(unsigned int response, const char* errstr = NULL)
+ {
+ if (!errstr)
+ errstr = http_status_str((http_status)response);
+
+ ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Sending HTTP error %u: %s", response, errstr);
+ static HTTPHeaders empty;
+ std::string data = InspIRCd::Format(
+ "<html><head></head><body style='font-family: sans-serif; text-align: center'>"
+ "<h1 style='font-size: 48pt'>Error %u</h1><h2 style='font-size: 24pt'>%s</h2><hr>"
+ "<small>Powered by <a href='https://www.inspircd.org'>InspIRCd</a></small></body></html>",
+ response, errstr);
+
+ Page(data, response, &empty);
+ }
+
+ void SendHeaders(unsigned long size, unsigned int response, HTTPHeaders &rheaders)
+ {
+ WriteData(InspIRCd::Format("HTTP/%u.%u %u %s\r\n", parser.http_major ? parser.http_major : 1, parser.http_major ? parser.http_minor : 1, response, http_status_str((http_status)response)));
+
+ rheaders.CreateHeader("Date", InspIRCd::TimeString(ServerInstance->Time(), "%a, %d %b %Y %H:%M:%S GMT", true));
+ rheaders.CreateHeader("Server", INSPIRCD_BRANCH);
+ rheaders.SetHeader("Content-Length", ConvToStr(size));
+
+ if (size)
+ rheaders.CreateHeader("Content-Type", "text/html");
+ else
+ rheaders.RemoveHeader("Content-Type");
+
+ /* Supporting Connection: keep-alive causes a whole world of hurt synchronizing timeouts,
+ * so remove it, its not essential for what we need.
+ */
+ rheaders.SetHeader("Connection", "Close");
+
+ WriteData(rheaders.GetFormattedHeaders());
+ WriteData("\r\n");
+ }
+
+ void OnDataReady() CXX11_OVERRIDE
+ {
+ if (parser.upgrade || HTTP_PARSER_ERRNO(&parser))
+ return;
+ http_parser_execute(&parser, &parser_settings, recvq.data(), recvq.size());
+ if (parser.upgrade)
+ SendHTTPError(status_code ? status_code : 400);
+ else if (HTTP_PARSER_ERRNO(&parser))
+ SendHTTPError(status_code ? status_code : 400, http_errno_description((http_errno)parser.http_errno));
+ }
+
+ void ServeData()
+ {
+ ModResult MOD_RESULT;
+ std::string method = http_method_str(static_cast<http_method>(parser.method));
+ HTTPRequestURI parsed;
+ ParseURI(uri, parsed);
+ HTTPRequest acl(method, parsed, &headers, this, ip, body);
+ FIRST_MOD_RESULT_CUSTOM(*aclevprov, HTTPACLEventListener, OnHTTPACLCheck, MOD_RESULT, (acl));
+ if (MOD_RESULT != MOD_RES_DENY)
+ {
+ HTTPRequest request(method, parsed, &headers, this, ip, body);
+ FIRST_MOD_RESULT_CUSTOM(*reqevprov, HTTPRequestEventListener, OnHTTPRequest, MOD_RESULT, (request));
+ if (MOD_RESULT == MOD_RES_PASSTHRU)
+ {
+ SendHTTPError(404);
+ }
+ }
+ }
+
+ void Page(const std::string& s, unsigned int response, HTTPHeaders* hheaders)
+ {
+ SendHeaders(s.length(), response, *hheaders);
+ WriteData(s);
+ BufferedSocket::Close(true);
+ }
+
+ void Page(std::stringstream* n, unsigned int response, HTTPHeaders* hheaders)
+ {
+ Page(n->str(), response, hheaders);
+ }
+
+ bool ParseURI(const std::string& uristr, HTTPRequestURI& out)
+ {
+ http_parser_url_init(&url);
+ if (http_parser_parse_url(uristr.c_str(), uristr.size(), 0, &url) != 0)
+ return false;
+
+ if (url.field_set & (1 << UF_PATH))
+ {
+ // Normalise the path.
+ std::vector<std::string> pathsegments;
+ irc::sepstream pathstream(uri.substr(url.field_data[UF_PATH].off, url.field_data[UF_PATH].len), '/');
+ for (std::string pathsegment; pathstream.GetToken(pathsegment); )
+ {
+ if (pathsegment == ".")
+ {
+ // Stay at the current level.
+ continue;
+ }
+
+ if (pathsegment == "..")
+ {
+ // Traverse up to the previous level.
+ if (!pathsegments.empty())
+ pathsegments.pop_back();
+ continue;
+ }
+
+ pathsegments.push_back(pathsegment);
+ }
+
+ out.path.reserve(url.field_data[UF_PATH].len);
+ out.path.append("/").append(stdalgo::string::join(pathsegments, '/'));
+ }
+
+ if (url.field_set & (1 << UF_FRAGMENT))
+ out.fragment = uri.substr(url.field_data[UF_FRAGMENT].off, url.field_data[UF_FRAGMENT].len);
+
+ std::string param_str;
+ if (url.field_set & (1 << UF_QUERY))
+ param_str = uri.substr(url.field_data[UF_QUERY].off, url.field_data[UF_QUERY].len);
+
+ irc::sepstream param_stream(param_str, '&');
+ std::string token;
+ std::string::size_type eq_pos;
+ while (param_stream.GetToken(token))
+ {
+ eq_pos = token.find('=');
+ if (eq_pos == std::string::npos)
+ {
+ out.query_params.insert(std::make_pair(token, ""));
+ }
+ else
+ {
+ out.query_params.insert(std::make_pair(token.substr(0, eq_pos), token.substr(eq_pos + 1)));
+ }
+ }
+ return true;
+ }
+};
+
+class HTTPdAPIImpl : public HTTPdAPIBase
+{
+ public:
+ HTTPdAPIImpl(Module* parent)
+ : HTTPdAPIBase(parent)
+ {
+ }
+
+ void SendResponse(HTTPDocumentResponse& resp) CXX11_OVERRIDE
+ {
+ resp.src.sock->Page(resp.document, resp.responsecode, &resp.headers);
+ }
+};
+
+class ModuleHttpServer : public Module
+{
+ HTTPdAPIImpl APIImpl;
+ unsigned int timeoutsec;
+ Events::ModuleEventProvider acleventprov;
+ Events::ModuleEventProvider reqeventprov;
+
+ public:
+ ModuleHttpServer()
+ : APIImpl(this)
+ , acleventprov(this, "event/http-acl")
+ , reqeventprov(this, "event/http-request")
+ {
+ aclevprov = &acleventprov;
+ reqevprov = &reqeventprov;
+ HttpServerSocket::ConfigureParser();
+ }
+
+ void init() CXX11_OVERRIDE
+ {
+ HttpModule = this;
+ }
+
+ void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
+ {
+ ConfigTag* tag = ServerInstance->Config->ConfValue("httpd");
+ timeoutsec = tag->getDuration("timeout", 10, 1);
+ }
+
+ ModResult OnAcceptConnection(int nfd, ListenSocket* from, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server) CXX11_OVERRIDE
+ {
+ if (!stdalgo::string::equalsci(from->bind_tag->getString("type"), "httpd"))
+ return MOD_RES_PASSTHRU;
+
+ sockets.push_front(new HttpServerSocket(nfd, client->addr(), from, client, server, timeoutsec));
+ return MOD_RES_ALLOW;
+ }
+
+ void OnUnloadModule(Module* mod) CXX11_OVERRIDE
+ {
+ for (insp::intrusive_list<HttpServerSocket>::const_iterator i = sockets.begin(); i != sockets.end(); )
+ {
+ HttpServerSocket* sock = *i;
+ ++i;
+ if (sock->GetModHook(mod))
+ {
+ sock->cull();
+ delete sock;
+ }
+ }
+ }
+
+ CullResult cull() CXX11_OVERRIDE
+ {
+ for (insp::intrusive_list<HttpServerSocket>::const_iterator i = sockets.begin(); i != sockets.end(); ++i)
+ {
+ HttpServerSocket* sock = *i;
+ sock->Close();
+ }
+ return Module::cull();
+ }
+
+ Version GetVersion() CXX11_OVERRIDE
+ {
+ return Version("Allows the server administrator to serve various useful resources over HTTP.", VF_VENDOR);
+ }
+};
+
+MODULE_INIT(ModuleHttpServer)
projects / user / henk / code / inspircd.git / blobdiff