* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- *
- * Written by Craig Edwards, Craig McLure, and others.
+ * InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
* This program is free but copyrighted software; see
- * the file COPYING for details.
+ * the file COPYING for details.
*
* ---------------------------------------------------
*/
-using namespace std;
-
-#include <stdio.h>
-#include "users.h"
-#include "channels.h"
+#include "inspircd.h"
+#include <algorithm>
#include "modules.h"
-#include "inspsocket.h"
-#include "helperfuncs.h"
+#include "httpd.h"
/* $ModDesc: Provides HTTP serving facilities to modules */
-static Server *Srv;
-extern time_t TIME;
+class ModuleHttpServer;
+static ModuleHttpServer* HttpModule;
+static bool claimed;
+
+/** HTTP socket states
+ */
enum HttpState
{
HTTP_LISTEN = 0,
HTTP_SERVE_WAIT_REQUEST = 1,
- HTTP_SERVE_SEND_DATA = 2
+ HTTP_SERVE_RECV_POSTDATA = 2,
+ HTTP_SERVE_SEND_DATA = 3
+};
+
+class HttpServerSocket;
+
+/** This class is used to handle HTTP socket timeouts
+ */
+class HttpServerTimeout : public InspTimer
+{
+ private:
+ /** HttpServerSocket we are attached to
+ */
+ HttpServerSocket* s;
+ /** Socketengine the file descriptor is in
+ */
+ SocketEngine* SE;
+ public:
+ /** Attach timeout to HttpServerSocket
+ */
+ HttpServerTimeout(HttpServerSocket* sock, SocketEngine* engine);
+ /** Handle timer tick
+ */
+ void Tick(time_t TIME);
};
-class HttpSocket : public InspSocket
+/** A socket used for HTTP transport
+ */
+class HttpServerSocket : public InspSocket
{
FileReader* index;
HttpState InternalState;
std::stringstream headers;
+ std::string postdata;
+ std::string request_type;
+ std::string uri;
+ std::string http_version;
+ unsigned int postsize;
+ HttpServerTimeout* Timeout;
public:
- HttpSocket(std::string host, int port, bool listening, unsigned long maxtime, FileReader* index_page) : InspSocket(host, port, listening, maxtime), index(index_page)
+ 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)
{
- log(DEBUG,"HttpSocket constructor");
InternalState = HTTP_LISTEN;
+ Timeout = NULL;
}
- HttpSocket(int newfd, char* ip, FileReader* ind) : InspSocket(newfd, ip), index(ind)
+ HttpServerSocket(InspIRCd* SI, int newfd, char* ip, FileReader* ind) : InspSocket(SI, newfd, ip), index(ind), postsize(0)
{
InternalState = HTTP_SERVE_WAIT_REQUEST;
+ Timeout = new HttpServerTimeout(this, Instance->SE);
+ Instance->Timers->AddTimer(Timeout);
+ }
+
+ FileReader* GetIndex()
+ {
+ return index;
+ }
+
+ ~HttpServerSocket()
+ {
+ if (Timeout)
+ {
+ if (Instance->Time() < Timeout->GetTimer())
+ Instance->Timers->DelTimer(Timeout);
+ Timeout = NULL;
+ }
}
virtual int OnIncomingConnection(int newsock, char* ip)
{
if (InternalState == HTTP_LISTEN)
{
- HttpSocket* s = new HttpSocket(newsock, ip, index);
- Srv->AddSocket(s);
+ HttpServerSocket* s = new HttpServerSocket(this->Instance, newsock, ip, index);
+ s = s; /* Stop GCC whining */
}
return true;
}
{
}
- void SendHeaders()
+ std::string Response(int response)
+ {
+ switch (response)
+ {
+ case 100:
+ return "CONTINUE";
+ case 101:
+ return "SWITCHING PROTOCOLS";
+ case 200:
+ return "OK";
+ case 201:
+ return "CREATED";
+ case 202:
+ return "ACCEPTED";
+ case 203:
+ return "NON-AUTHORITATIVE INFORMATION";
+ case 204:
+ return "NO CONTENT";
+ case 205:
+ return "RESET CONTENT";
+ case 206:
+ return "PARTIAL CONTENT";
+ case 300:
+ return "MULTIPLE CHOICES";
+ case 301:
+ return "MOVED PERMENANTLY";
+ case 302:
+ return "FOUND";
+ case 303:
+ return "SEE OTHER";
+ case 304:
+ return "NOT MODIFIED";
+ case 305:
+ return "USE PROXY";
+ case 307:
+ return "TEMPORARY REDIRECT";
+ case 400:
+ return "BAD REQUEST";
+ case 401:
+ return "UNAUTHORIZED";
+ case 402:
+ return "PAYMENT REQUIRED";
+ case 403:
+ return "FORBIDDEN";
+ case 404:
+ return "NOT FOUND";
+ case 405:
+ return "METHOD NOT ALLOWED";
+ case 406:
+ return "NOT ACCEPTABLE";
+ case 407:
+ return "PROXY AUTHENTICATION REQUIRED";
+ case 408:
+ return "REQUEST TIMEOUT";
+ case 409:
+ return "CONFLICT";
+ case 410:
+ return "GONE";
+ case 411:
+ return "LENGTH REQUIRED";
+ case 412:
+ return "PRECONDITION FAILED";
+ case 413:
+ return "REQUEST ENTITY TOO LARGE";
+ case 414:
+ return "REQUEST-URI TOO LONG";
+ case 415:
+ return "UNSUPPORTED MEDIA TYPE";
+ case 416:
+ return "REQUESTED RANGE NOT SATISFIABLE";
+ case 417:
+ return "EXPECTATION FAILED";
+ case 500:
+ return "INTERNAL SERVER ERROR";
+ case 501:
+ return "NOT IMPLEMENTED";
+ case 502:
+ return "BAD GATEWAY";
+ case 503:
+ return "SERVICE UNAVAILABLE";
+ case 504:
+ return "GATEWAY TIMEOUT";
+ case 505:
+ return "HTTP VERSION NOT SUPPORTED";
+ default:
+ return "WTF";
+ break;
+
+ }
+ }
+
+ void SendHeaders(unsigned long size, int response, const std::string &extraheaders)
{
- struct tm *timeinfo = localtime(&TIME);
- this->Write("HTTP/1.1 200 OK\r\nDate: ");
+ time_t local = this->Instance->Time();
+ struct tm *timeinfo = gmtime(&local);
+ this->Write("HTTP/1.1 "+ConvToStr(response)+" "+Response(response)+"\r\nDate: ");
this->Write(asctime(timeinfo));
- this->Write("Server: InspIRCd/m_httpd.so/1.1\r\nContent-Length: "+ConvToStr(index->ContentSize())+
- "\r\nConnection: close\r\nContent-Type: text/html\r\n\r\n");
+ if (extraheaders.empty())
+ {
+ this->Write("Content-Type: text/html\r\n");
+ }
+ else
+ {
+ this->Write(extraheaders);
+ }
+ this->Write("Server: InspIRCd/m_httpd.so/1.1\r\nContent-Length: "+ConvToStr(size)+
+ "\r\nConnection: close\r\n\r\n");
}
virtual bool OnDataReady()
{
char* data = this->Read();
+
/* Check that the data read is a valid pointer and it has some content */
if (data && *data)
{
if (headers.str().find("\r\n\r\n") != std::string::npos)
{
- /* Headers are complete */
- InternalState = HTTP_SERVE_SEND_DATA;
- SendHeaders();
+ if (request_type.empty())
+ {
+ headers >> request_type;
+ headers >> uri;
+ headers >> http_version;
- this->Write(index->Contents());
+ std::transform(request_type.begin(), request_type.end(), request_type.begin(), ::toupper);
+ std::transform(http_version.begin(), http_version.end(), http_version.begin(), ::toupper);
+ }
- return false;
+ if ((InternalState == HTTP_SERVE_WAIT_REQUEST) && (request_type == "POST"))
+ {
+ /* Do we need to fetch postdata? */
+ postdata.clear();
+ InternalState = HTTP_SERVE_RECV_POSTDATA;
+ std::string header_item;
+ while (headers >> header_item)
+ {
+ if (header_item == "Content-Length:")
+ {
+ headers >> header_item;
+ postsize = atoi(header_item.c_str());
+ }
+ }
+ if (!postsize)
+ {
+ InternalState = HTTP_SERVE_SEND_DATA;
+ SendHeaders(0, 400, "");
+ Timeout = new HttpServerTimeout(this, Instance->SE);
+ Instance->Timers->AddTimer(Timeout);
+ }
+ else
+ {
+ std::string::size_type x = headers.str().find("\r\n\r\n");
+ postdata = headers.str().substr(x+4, headers.str().length());
+ /* Get content length and store */
+ if (postdata.length() >= postsize)
+ ServeData();
+ }
+ }
+ else if (InternalState == HTTP_SERVE_RECV_POSTDATA)
+ {
+ /* Add postdata, once we have it all, send the event */
+ postdata.append(data);
+ if (postdata.length() >= postsize)
+ ServeData();
+ }
+ else
+ {
+ ServeData();
+ }
+ return true;
}
return true;
}
else
{
- /* Bastard client closed the socket on us!
- * Oh wait, theyre SUPPOSED to do that!
- */
return false;
}
}
+
+ void ServeData()
+ {
+ /* Headers are complete */
+ InternalState = HTTP_SERVE_SEND_DATA;
+
+ Instance->Timers->DelTimer(Timeout);
+ Timeout = NULL;
+
+ if ((http_version != "HTTP/1.1") && (http_version != "HTTP/1.0"))
+ {
+ SendHeaders(0, 505, "");
+ }
+ else
+ {
+ if ((request_type == "GET") && (uri == "/"))
+ {
+ SendHeaders(index->ContentSize(), 200, "");
+ this->Write(index->Contents());
+ }
+ else
+ {
+ claimed = false;
+ HTTPRequest httpr(request_type,uri,&headers,this,this->GetIP(),postdata);
+ Event e((char*)&httpr, (Module*)HttpModule, "httpd_url");
+ e.Send(this->Instance);
+ if (!claimed)
+ {
+ SendHeaders(0, 404, "");
+ }
+ }
+ }
+ Timeout = new HttpServerTimeout(this, Instance->SE);
+ Instance->Timers->AddTimer(Timeout);
+ }
+
+ void Page(std::stringstream* n, int response, std::string& extraheaders)
+ {
+ SendHeaders(n->str().length(), response, extraheaders);
+ this->Write(n->str());
+ }
};
-class ModuleHttp : public Module
+HttpServerTimeout::HttpServerTimeout(HttpServerSocket* sock, SocketEngine* engine) : InspTimer(60, time(NULL)), s(sock), SE(engine)
{
- int port;
- std::string host;
- std::string bindip;
- std::string indexfile;
-
- FileReader index;
+}
- HttpSocket* http;
+void HttpServerTimeout::Tick(time_t TIME)
+{
+ SE->DelFd(s);
+ s->Close();
+ delete s;
+}
+class ModuleHttpServer : public Module
+{
+ std::vector<HttpServerSocket*> httpsocks;
public:
void ReadConfig()
{
- ConfigReader c;
- this->host = c.ReadValue("http", "host", 0);
- this->bindip = c.ReadValue("http", "ip", 0);
- this->port = c.ReadInteger("http", "port", 0, true);
- this->indexfile = c.ReadValue("http", "index", 0);
+ int port;
+ std::string host;
+ std::string bindip;
+ std::string indexfile;
+ FileReader* index;
+ HttpServerSocket* http;
+ ConfigReader c(ServerInstance);
- index.LoadFile(this->indexfile);
- }
+ httpsocks.clear();
- void CreateListener()
- {
- http = new HttpSocket(this->bindip, this->port, true, 0, &index);
- if ((http) && (http->GetState() == I_LISTENING))
+ for (int i = 0; i < c.Enumerate("http"); i++)
{
- Srv->AddSocket(http);
+ 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);
}
}
- ModuleHttp(Server* Me) : Module::Module(Me)
+ ModuleHttpServer(InspIRCd* Me) : Module(Me)
{
- Srv = Me;
ReadConfig();
- CreateListener();
+ }
+
+ void OnEvent(Event* event)
+ {
+ }
+
+ char* OnRequest(Request* request)
+ {
+ claimed = true;
+ HTTPDocument* doc = (HTTPDocument*)request->GetData();
+ HttpServerSocket* sock = (HttpServerSocket*)doc->sock;
+ sock->Page(doc->GetDocument(), doc->GetResponseCode(), doc->GetExtraHeaders());
+ return NULL;
}
void Implements(char* List)
List[I_OnEvent] = List[I_OnRequest] = 1;
}
- virtual ~ModuleHttp()
+ virtual ~ModuleHttpServer()
{
- Srv->DelSocket(http);
+ for (size_t i = 0; i < httpsocks.size(); i++)
+ {
+ ServerInstance->SE->DelFd(httpsocks[i]);
+ delete httpsocks[i]->GetIndex();
+ delete httpsocks[i];
+ }
}
virtual Version GetVersion()
{
- return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
+ return Version(1,1,0,0,VF_VENDOR|VF_SERVICEPROVIDER,API_VERSION);
}
};
-class ModuleHttpFactory : public ModuleFactory
+class ModuleHttpServerFactory : public ModuleFactory
{
public:
- ModuleHttpFactory()
+ ModuleHttpServerFactory()
{
}
- ~ModuleHttpFactory()
+ ~ModuleHttpServerFactory()
{
}
- virtual Module * CreateModule(Server* Me)
+ virtual Module * CreateModule(InspIRCd* Me)
{
- return new ModuleHttp(Me);
+ HttpModule = new ModuleHttpServer(Me);
+ return HttpModule;
}
};
-extern "C" void * init_module( void )
+extern "C" DllExport void * init_module( void )
{
- return new ModuleHttpFactory;
+ return new ModuleHttpServerFactory;
}