X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_httpd.cpp;h=bb5d5c0b0867111c8d69db22a27f0034e5773a77;hb=8710724b5518ae9858309e548514f76e620a8459;hp=eff9a7ad238f38f7423cf328a98c3a46738550f1;hpb=03fe9de7ac49af62e95b6dd3341b2012c9a530cf;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_httpd.cpp b/src/modules/m_httpd.cpp index eff9a7ad2..bb5d5c0b0 100644 --- a/src/modules/m_httpd.cpp +++ b/src/modules/m_httpd.cpp @@ -1,21 +1,32 @@ -/* +------------------------------------+ - * | Inspire Internet Relay Chat Daemon | - * +------------------------------------+ +/* + * InspIRCd -- Internet Relay Chat Daemon * - * InspIRCd: (C) 2002-2008 InspIRCd Development Team - * See: http://www.inspircd.org/wiki/index.php/Credits + * Copyright (C) 2009 Daniel De Graaf + * Copyright (C) 2007-2008 Robin Burchell + * Copyright (C) 2008 Pippijn van Steenhoven + * Copyright (C) 2006-2008 Craig Edwards + * Copyright (C) 2007 John Brooks + * Copyright (C) 2007 Dennis Friis * - * This program is free but copyrighted software; see - * the file COPYING for details. + * 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 . */ + #include "inspircd.h" -#include "httpd.h" +#include "iohook.h" +#include "modules/httpd.h" -/* $ModDesc: Provides HTTP serving facilities to modules */ -/* $ModDep: httpd.h */ +/* $ModDep: modules/httpd.h */ class ModuleHttpServer; @@ -26,19 +37,18 @@ static bool claimed; */ enum HttpState { - HTTP_LISTEN = 0, - HTTP_SERVE_WAIT_REQUEST = 1, /* Waiting for a full request */ - HTTP_SERVE_RECV_POSTDATA = 2, /* Waiting to finish recieving POST data */ - HTTP_SERVE_SEND_DATA = 3 /* Sending response */ + HTTP_SERVE_WAIT_REQUEST = 0, /* Waiting for a full request */ + HTTP_SERVE_RECV_POSTDATA = 1, /* Waiting to finish recieving POST data */ + HTTP_SERVE_SEND_DATA = 2 /* Sending response */ }; /** A socket used for HTTP transport */ class HttpServerSocket : public BufferedSocket { - FileReader* index; HttpState InternalState; - + std::string ip; + HTTPHeaders headers; std::string reqbuffer; std::string postdata; @@ -46,39 +56,21 @@ class HttpServerSocket : public BufferedSocket std::string request_type; std::string uri; std::string http_version; - - public: - HttpServerSocket(InspIRCd* SI, std::string shost, int iport, bool listening, unsigned long maxtime, FileReader* index_page) : BufferedSocket(SI, shost, iport, listening, maxtime), index(index_page), postsize(0) - { - InternalState = HTTP_LISTEN; - } - - HttpServerSocket(InspIRCd* SI, int newfd, char* ip, FileReader* ind) : BufferedSocket(SI, newfd, ip), index(ind), postsize(0) + public: + HttpServerSocket(int newfd, const std::string& IP, ListenSocket* via, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server) + : BufferedSocket(newfd), ip(IP), postsize(0) { InternalState = HTTP_SERVE_WAIT_REQUEST; - } - FileReader* GetIndex() - { - return index; - } - - ~HttpServerSocket() - { - } - - virtual int OnIncomingConnection(int newsock, char* ip) - { - if (InternalState == HTTP_LISTEN) - { - new HttpServerSocket(this->Instance, newsock, ip, index); - } - return true; + FOREACH_MOD(OnHookIO, (this, via)); + if (GetIOHook()) + GetIOHook()->OnStreamSocketAccept(this, client, server); } - virtual void OnClose() + void OnError(BufferedSocketError) CXX11_OVERRIDE { + ServerInstance->GlobalCulls.AddItem(this); } std::string Response(int response) @@ -168,142 +160,131 @@ class HttpServerSocket : public BufferedSocket default: return "WTF"; break; - + } } - + void SendHTTPError(int response) { HTTPHeaders empty; std::string data = "Server error "+ConvToStr(response)+": "+Response(response)+"
"+ "Powered by InspIRCd"; - + SendHeaders(data.length(), response, empty); - this->Write(data); + WriteData(data); } - + void SendHeaders(unsigned long size, int response, HTTPHeaders &rheaders) { - this->Write(http_version + " "+ConvToStr(response)+" "+Response(response)+"\r\n"); + WriteData(http_version + " "+ConvToStr(response)+" "+Response(response)+"\r\n"); - time_t local = this->Instance->Time(); + time_t local = ServerInstance->Time(); struct tm *timeinfo = gmtime(&local); char *date = asctime(timeinfo); date[strlen(date) - 1] = '\0'; rheaders.CreateHeader("Date", date); - - rheaders.CreateHeader("Server", "InspIRCd/m_httpd.so/1.2"); + + rheaders.CreateHeader("Server", 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 syncronizing timeouts, * so remove it, its not essential for what we need. */ rheaders.SetHeader("Connection", "Close"); - - this->Write(rheaders.GetFormattedHeaders()); - this->Write("\r\n"); + + WriteData(rheaders.GetFormattedHeaders()); + WriteData("\r\n"); } - virtual bool OnDataReady() + void OnDataReady() { - const char* data = this->Read(); - - /* Check that the data read is a valid pointer and it has some content */ - if (!data || !*data) - return false; - if (InternalState == HTTP_SERVE_RECV_POSTDATA) { - postdata.append(data); + postdata.append(recvq); if (postdata.length() >= postsize) ServeData(); } else { - reqbuffer.append(data); - + reqbuffer.append(recvq); + if (reqbuffer.length() >= 8192) { - Instance->Logs->Log("m_httpd",DEBUG, "m_httpd dropped connection due to an oversized request buffer"); + ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "m_httpd dropped connection due to an oversized request buffer"); reqbuffer.clear(); - return false; + SetError("Buffer"); } - + if (InternalState == HTTP_SERVE_WAIT_REQUEST) CheckRequestBuffer(); } - - return true; } - + void CheckRequestBuffer() { std::string::size_type reqend = reqbuffer.find("\r\n\r\n"); if (reqend == std::string::npos) return; - + // We have the headers; parse them all std::string::size_type hbegin = 0, hend; while ((hend = reqbuffer.find("\r\n", hbegin)) != std::string::npos) { if (hbegin == hend) break; - + if (request_type.empty()) { std::istringstream cheader(std::string(reqbuffer, hbegin, hend - hbegin)); cheader >> request_type; cheader >> uri; cheader >> http_version; - + if (request_type.empty() || uri.empty() || http_version.empty()) { SendHTTPError(400); - Instance->SE->WantWrite(this); return; } - + hbegin = hend + 2; continue; } - + std::string cheader = reqbuffer.substr(hbegin, hend - hbegin); - + std::string::size_type fieldsep = cheader.find(':'); if ((fieldsep == std::string::npos) || (fieldsep == 0) || (fieldsep == cheader.length() - 1)) { SendHTTPError(400); - Instance->SE->WantWrite(this); return; } - + headers.SetHeader(cheader.substr(0, fieldsep), cheader.substr(fieldsep + 2)); - + hbegin = hend + 2; } - + reqbuffer.erase(0, reqend + 4); - + std::transform(request_type.begin(), request_type.end(), request_type.begin(), ::toupper); std::transform(http_version.begin(), http_version.end(), http_version.begin(), ::toupper); - + if ((http_version != "HTTP/1.1") && (http_version != "HTTP/1.0")) { SendHTTPError(505); - Instance->SE->WantWrite(this); return; } - - if (headers.IsSet("Content-Length") && (postsize = atoi(headers.GetHeader("Content-Length").c_str())) != 0) + + if (headers.IsSet("Content-Length") && (postsize = ConvToInt(headers.GetHeader("Content-Length"))) > 0) { InternalState = HTTP_SERVE_RECV_POSTDATA; - + if (reqbuffer.length() >= postsize) { postdata = reqbuffer.substr(0, postsize); @@ -314,13 +295,13 @@ class HttpServerSocket : public BufferedSocket postdata = reqbuffer; reqbuffer.clear(); } - + if (postdata.length() >= postsize) ServeData(); - + return; } - + ServeData(); } @@ -328,104 +309,83 @@ class HttpServerSocket : public BufferedSocket { InternalState = HTTP_SERVE_SEND_DATA; - if ((request_type == "GET") && (uri == "/")) - { - HTTPHeaders empty; - SendHeaders(index->ContentSize(), 200, empty); - this->Write(index->Contents()); - Instance->SE->WantWrite(this); - } - else + claimed = false; + HTTPRequest acl((Module*)HttpModule, "httpd_acl", request_type, uri, &headers, this, ip, postdata); + acl.Send(); + if (!claimed) { - claimed = false; - HTTPRequest httpr(request_type,uri,&headers,this,this->GetIP(),postdata); - Event e((char*)&httpr, (Module*)HttpModule, "httpd_url"); - e.Send(this->Instance); + HTTPRequest url((Module*)HttpModule, "httpd_url", request_type, uri, &headers, this, ip, postdata); + url.Send(); if (!claimed) { SendHTTPError(404); - Instance->SE->WantWrite(this); } } } - - bool OnWriteReady() - { - return false; - } - void Page(std::stringstream* n, int response, HTTPHeaders *hheaders) { SendHeaders(n->str().length(), response, *hheaders); - this->Write(n->str()); - Instance->SE->WantWrite(this); + WriteData(n->str()); } }; -class ModuleHttpServer : public Module +class HTTPdAPIImpl : public HTTPdAPIBase { - std::vector httpsocks; public: + HTTPdAPIImpl(Module* parent) + : HTTPdAPIBase(parent) + { + } - void ReadConfig() + void SendResponse(HTTPDocumentResponse& resp) CXX11_OVERRIDE { - int port; - std::string host; - std::string bindip; - std::string indexfile; - FileReader* index; - HttpServerSocket* http; - ConfigReader c(ServerInstance); + claimed = true; + resp.src.sock->Page(resp.document, resp.responsecode, &resp.headers); + } +}; - httpsocks.clear(); +class ModuleHttpServer : public Module +{ + std::vector httpsocks; + HTTPdAPIImpl APIImpl; - for (int i = 0; i < c.Enumerate("http"); i++) - { - host = c.ReadValue("http", "host", i); - bindip = c.ReadValue("http", "ip", i); - port = c.ReadInteger("http", "port", i, true); - indexfile = c.ReadValue("http", "index", i); - index = new FileReader(ServerInstance, indexfile); - if (!index->Exists()) - throw ModuleException("Can't read index file: "+indexfile); - http = new HttpServerSocket(ServerInstance, bindip, port, true, 0, index); - httpsocks.push_back(http); - } + public: + ModuleHttpServer() + : APIImpl(this) + { } - ModuleHttpServer(InspIRCd* Me) : Module(Me) + void init() CXX11_OVERRIDE { - ReadConfig(); HttpModule = this; - Implementation eventlist[] = { I_OnRequest }; - ServerInstance->Modules->Attach(eventlist, this, 1); + ServerInstance->Modules->AddService(APIImpl); + ServerInstance->Modules->Attach(I_OnAcceptConnection, this); } - virtual const char* OnRequest(Request* request) + ModResult OnAcceptConnection(int nfd, ListenSocket* from, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server) CXX11_OVERRIDE { - claimed = true; - HTTPDocument* doc = (HTTPDocument*)request->GetData(); - HttpServerSocket* sock = (HttpServerSocket*)doc->sock; - sock->Page(doc->GetDocument(), doc->GetResponseCode(), &doc->headers); - return NULL; + if (from->bind_tag->getString("type") != "httpd") + return MOD_RES_PASSTHRU; + int port; + std::string incomingip; + irc::sockets::satoap(*client, incomingip, port); + new HttpServerSocket(nfd, incomingip, from, client, server); + return MOD_RES_ALLOW; } - - virtual ~ModuleHttpServer() + ~ModuleHttpServer() { for (size_t i = 0; i < httpsocks.size(); i++) { - ServerInstance->SE->DelFd(httpsocks[i]); - httpsocks[i]->Close(); - delete httpsocks[i]->GetIndex(); + httpsocks[i]->cull(); + delete httpsocks[i]; } - ServerInstance->BufferedSocketCull(); } - virtual Version GetVersion() + Version GetVersion() CXX11_OVERRIDE { - return Version(1,2,0,0,VF_VENDOR|VF_SERVICEPROVIDER,API_VERSION); + return Version("Provides HTTP serving facilities to modules", VF_VENDOR); } };