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|
/* +------------------------------------+
* | 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.
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
using namespace std;
#include <stdio.h>
#include "users.h"
#include "channels.h"
#include "modules.h"
#include "inspsocket.h"
#include "helperfuncs.h"
/* $ModDesc: Provides HTTP serving facilities to modules */
static Server *Srv;
extern time_t TIME;
enum HttpState
{
HTTP_LISTEN = 0,
HTTP_SERVE_WAIT_REQUEST = 1,
HTTP_SERVE_SEND_DATA = 2
};
class HttpSocket : public InspSocket
{
FileReader* index;
HttpState InternalState;
std::stringstream headers;
public:
HttpSocket(std::string host, int port, bool listening, unsigned long maxtime, FileReader* index_page) : InspSocket(host, port, listening, maxtime), index(index_page)
{
log(DEBUG,"HttpSocket constructor");
InternalState = HTTP_LISTEN;
}
HttpSocket(int newfd, char* ip) : InspSocket(newfd, ip)
{
InternalState = HTTP_SERVE_WAIT_REQUEST;
}
virtual int OnIncomingConnection(int newsock, char* ip)
{
if (InternalState == HTTP_LISTEN)
{
HttpSocket* s = new HttpSocket(newsock, ip);
Srv->AddSocket(s);
}
return true;
}
virtual void OnClose()
{
}
void SendHeaders()
{
struct tm *timeinfo = localtime(&TIME);
this->Write("HTTP/1.1 200 OK\r\nDate: ");
this->Write(asctime(timeinfo));
this->Write("Server: InspIRCd/m_http.so/1.1\r\nContent-Length: "+ConvToStr(index->FileSize())+"\r\nConnection: close\r\nContent-Type: text/html\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)
{
headers << data;
if (headers.str().find("\r\n\r\n"))
{
/* Headers are complete */
InternalState = HTTP_SERVE_SEND_DATA;
SendHeaders();
this->Write(index->Contents());
/* This clever hax makes InspSocket think its
* in a connecting state, and time out 2 seconds
* from now. Most apache servers do this if the
* client doesnt close the connection as its
* supposed to.
*/
this->timeout_end = TIME + 2;
this->SetState(I_CONNECTING);
}
return true;
}
else
{
/* Bastard client closed the socket on us!
* Oh wait, theyre SUPPOSED to do that!
*/
return false;
}
}
};
class ModuleHttp : public Module
{
int port;
std::string host;
std::string bindip;
std::string indexfile;
FileReader index;
HttpSocket* http;
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);
index.LoadFile(this->indexfile);
}
void CreateListener()
{
http = new HttpSocket(this->bindip, this->port, true, 0, &index);
if ((http) && (http->GetState() == I_LISTENING))
{
Srv->AddSocket(http);
}
}
ModuleHttp(Server* Me) : Module::Module(Me)
{
Srv = Me;
ReadConfig();
CreateListener();
}
void Implements(char* List)
{
List[I_OnEvent] = List[I_OnRequest] = 1;
}
virtual ~ModuleHttp()
{
Srv->DelSocket(http);
}
virtual Version GetVersion()
{
return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
}
};
class ModuleHttpFactory : public ModuleFactory
{
public:
ModuleHttpFactory()
{
}
~ModuleHttpFactory()
{
}
virtual Module * CreateModule(Server* Me)
{
return new ModuleHttp(Me);
}
};
extern "C" void * init_module( void )
{
return new ModuleHttpFactory;
}
|
