-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2009 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
+ * Copyright (C) 2006-2008 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2007 John Brooks <john.brooks@dereferenced.net>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
*
- * 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 <http://www.gnu.org/licenses/>.
*/
-#include "inspircd.h"
-#include "httpd.h"
-/* $ModDesc: Provides HTTP serving facilities to modules */
-/* $ModDep: httpd.h */
+#include "inspircd.h"
+#include "iohook.h"
+#include "modules/httpd.h"
class ModuleHttpServer;
static ModuleHttpServer* HttpModule;
-static bool claimed;
+static insp::intrusive_list<HttpServerSocket> sockets;
+static Events::ModuleEventProvider* aclevprov;
+static Events::ModuleEventProvider* reqevprov;
/** HTTP socket states
*/
/** A socket used for HTTP transport
*/
-class HttpServerSocket : public BufferedSocket
+class HttpServerSocket : public BufferedSocket, public Timer, public insp::intrusive_list_node<HttpServerSocket>
{
- FileReader* index;
HttpState InternalState;
std::string ip;
std::string uri;
std::string http_version;
- public:
+ /** True if this object is in the cull list
+ */
+ bool waitingcull;
+
+ bool Tick(time_t currtime) CXX11_OVERRIDE
+ {
+ AddToCull();
+ return false;
+ }
- HttpServerSocket(int newfd, const char* IP, FileReader* ind)
- : BufferedSocket(newfd), index(ind), ip(IP), postsize(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)
+ , InternalState(HTTP_SERVE_WAIT_REQUEST)
+ , ip(IP)
+ , postsize(0)
+ , waitingcull(false)
{
- InternalState = HTTP_SERVE_WAIT_REQUEST;
+ if ((!via->iohookprovs.empty()) && (via->iohookprovs.back()))
+ {
+ via->iohookprovs.back()->OnAccept(this, client, server);
+ // IOHook may have errored
+ if (!getError().empty())
+ {
+ AddToCull();
+ return;
+ }
+ }
+
+ ServerInstance->Timers.AddTimer(this);
}
- FileReader* GetIndex()
+ ~HttpServerSocket()
{
- return index;
+ sockets.erase(this);
}
- virtual void OnError(BufferedSocketError)
+ void OnError(BufferedSocketError) CXX11_OVERRIDE
{
+ AddToCull();
}
- std::string Response(int response)
+ std::string Response(unsigned int response)
{
switch (response)
{
case 300:
return "MULTIPLE CHOICES";
case 301:
- return "MOVED PERMENANTLY";
+ return "MOVED PERMANENTLY";
case 302:
return "FOUND";
case 303:
}
}
- void SendHTTPError(int response)
+ void SendHTTPError(unsigned int response)
{
HTTPHeaders empty;
std::string data = "<html><head></head><body>Server error "+ConvToStr(response)+": "+Response(response)+"<br>"+
WriteData(data);
}
- void SendHeaders(unsigned long size, int response, HTTPHeaders &rheaders)
+ void SendHeaders(unsigned long size, unsigned int response, HTTPHeaders &rheaders)
{
WriteData(http_version + " "+ConvToStr(response)+" "+Response(response)+"\r\n");
- 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("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)
WriteData("\r\n");
}
- void OnDataReady()
+ void OnDataReady() CXX11_OVERRIDE
{
if (InternalState == HTTP_SERVE_RECV_POSTDATA)
{
if (reqbuffer.length() >= 8192)
{
- ServerInstance->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();
SetError("Buffer");
}
continue;
}
- std::string cheader = reqbuffer.substr(hbegin, hend - hbegin);
+ std::string cheader(reqbuffer, hbegin, hend - hbegin);
std::string::size_type fieldsep = cheader.find(':');
if ((fieldsep == std::string::npos) || (fieldsep == 0) || (fieldsep == cheader.length() - 1))
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);
+ postdata.assign(reqbuffer, 0, postsize);
reqbuffer.erase(0, postsize);
}
else if (!reqbuffer.empty())
{
InternalState = HTTP_SERVE_SEND_DATA;
- if ((request_type == "GET") && (uri == "/"))
- {
- HTTPHeaders empty;
- SendHeaders(index->ContentSize(), 200, empty);
- WriteData(index->Contents());
- }
- else
+ ModResult MOD_RESULT;
+ HTTPRequest acl(request_type, uri, &headers, this, ip, postdata);
+ FIRST_MOD_RESULT_CUSTOM(*aclevprov, HTTPACLEventListener, OnHTTPACLCheck, MOD_RESULT, (acl));
+ if (MOD_RESULT != MOD_RES_DENY)
{
- claimed = false;
- HTTPRequest acl((Module*)HttpModule, "httpd_acl", request_type, uri, &headers, this, ip, postdata);
- acl.Send();
- if (!claimed)
+ HTTPRequest url(request_type, uri, &headers, this, ip, postdata);
+ FIRST_MOD_RESULT_CUSTOM(*reqevprov, HTTPRequestEventListener, OnHTTPRequest, MOD_RESULT, (url));
+ if (MOD_RESULT == MOD_RES_PASSTHRU)
{
- HTTPRequest url((Module*)HttpModule, "httpd_url", request_type, uri, &headers, this, ip, postdata);
- url.Send();
- if (!claimed)
- {
- SendHTTPError(404);
- }
+ SendHTTPError(404);
}
}
}
- void Page(std::stringstream* n, int response, HTTPHeaders *hheaders)
+ void Page(std::stringstream* n, unsigned int response, HTTPHeaders *hheaders)
{
SendHeaders(n->str().length(), response, *hheaders);
WriteData(n->str());
+ Close();
}
-};
-
-/** Spawn HTTP sockets from a listener
- */
-class HttpListener : public ListenSocketBase
-{
- FileReader* index;
- public:
- HttpListener(FileReader *idx, int port, const std::string &addr)
- : ListenSocketBase(port, addr, "httpd", "plaintext")
+ void AddToCull()
{
- this->index = idx;
+ if (waitingcull)
+ return;
+
+ waitingcull = true;
+ Close();
+ ServerInstance->GlobalCulls.AddItem(this);
}
+};
- ~HttpListener()
+class HTTPdAPIImpl : public HTTPdAPIBase
+{
+ public:
+ HTTPdAPIImpl(Module* parent)
+ : HTTPdAPIBase(parent)
{
- delete index;
}
- virtual void OnAcceptReady(int nfd)
+ void SendResponse(HTTPDocumentResponse& resp) CXX11_OVERRIDE
{
- int port;
- std::string incomingip;
- irc::sockets::satoap(&client, incomingip, port);
- new HttpServerSocket(nfd, incomingip.c_str(), index);
+ resp.src.sock->Page(resp.document, resp.responsecode, &resp.headers);
}
};
class ModuleHttpServer : public Module
{
- std::vector<HttpServerSocket *> httpsocks;
- std::vector<HttpListener *> httplisteners;
- public:
+ HTTPdAPIImpl APIImpl;
+ unsigned int timeoutsec;
+ Events::ModuleEventProvider acleventprov;
+ Events::ModuleEventProvider reqeventprov;
- void ReadConfig()
+ public:
+ ModuleHttpServer()
+ : APIImpl(this)
+ , acleventprov(this, "event/http-acl")
+ , reqeventprov(this, "event/http-request")
{
- int port;
- std::string host;
- std::string bindip;
- std::string indexfile;
- FileReader* index;
- HttpListener *http;
- ConfigReader c;
-
- httpsocks.clear(); // XXX this will BREAK if this module is made rehashable
- httplisteners.clear();
-
- 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(indexfile);
- if (!index->Exists())
- {
- delete index;
- throw ModuleException("Can't read index file: "+indexfile);
- }
- http = new HttpListener(index, port, bindip);
- httplisteners.push_back(http);
- }
+ aclevprov = &acleventprov;
+ reqevprov = &reqeventprov;
}
- ModuleHttpServer() {
- ReadConfig();
+ void init() CXX11_OVERRIDE
+ {
HttpModule = this;
}
- void OnRequest(Request& request)
+ void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
{
- if (strcmp(request.id, "HTTP-DOC") != 0)
- return;
- HTTPDocumentResponse& resp = static_cast<HTTPDocumentResponse&>(request);
- claimed = true;
- resp.src.sock->Page(resp.document, resp.responsecode, &resp.headers);
+ 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;
- virtual ~ModuleHttpServer()
+ sockets.push_front(new HttpServerSocket(nfd, client->addr(), from, client, server, timeoutsec));
+ return MOD_RES_ALLOW;
+ }
+
+ void OnUnloadModule(Module* mod) CXX11_OVERRIDE
{
- for (size_t i = 0; i < httplisteners.size(); i++)
+ for (insp::intrusive_list<HttpServerSocket>::const_iterator i = sockets.begin(); i != sockets.end(); )
{
- httplisteners[i]->cull();
- delete httplisteners[i];
+ HttpServerSocket* sock = *i;
+ ++i;
+ if (sock->GetModHook(mod))
+ {
+ sock->cull();
+ delete sock;
+ }
}
+ }
- for (size_t i = 0; i < httpsocks.size(); i++)
+ CullResult cull() CXX11_OVERRIDE
+ {
+ for (insp::intrusive_list<HttpServerSocket>::const_iterator i = sockets.begin(); i != sockets.end(); ++i)
{
- httpsocks[i]->cull();
- delete httpsocks[i];
+ HttpServerSocket* sock = *i;
+ sock->AddToCull();
}
+ return Module::cull();
}
- virtual Version GetVersion()
+ Version GetVersion() CXX11_OVERRIDE
{
return Version("Provides HTTP serving facilities to modules", VF_VENDOR);
}