-/* +------------------------------------+\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 "httpclient.h"\r\r/* $ModDesc: HTTP client service provider */\r\rclass URL\r{\r public:\r std::string url;\r std::string protocol, username, password, domain, request;\r int port;\r};\r\rclass HTTPSocket : public InspSocket\r{\r private:\r InspIRCd *Server;\r class ModuleHTTPClient *Mod;\r HTTPClientRequest req;\r HTTPClientResponse *response;\r URL url;\r enum { HTTP_CLOSED, HTTP_REQSENT, HTTP_HEADERS, HTTP_DATA } status;\r std::string data;\r std::string buffer;\r\r public:\r HTTPSocket(InspIRCd *Instance, class ModuleHTTPClient *Mod);\r virtual ~HTTPSocket();\r virtual bool DoRequest(HTTPClientRequest *req);\r virtual bool ParseURL(const std::string &url);\r virtual void Connect(const std::string &ip);\r virtual bool OnConnected();\r virtual bool OnDataReady();\r virtual void OnClose();\r};\r\rclass HTTPResolver : public Resolver\r{\r private:\r HTTPSocket *socket;\r public:\r HTTPResolver(HTTPSocket *socket, InspIRCd *Instance, const string &hostname, bool &cached, Module* me) : Resolver(Instance, hostname, DNS_QUERY_FORWARD, cached, me), socket(socket)\r {\r }\r \r void OnLookupComplete(const string &result, unsigned int ttl, bool cached)\r {\r socket->Connect(result);\r }\r \r void OnError(ResolverError e, const string &errmsg)\r {\r delete socket;\r }\r};\r\rtypedef vector<HTTPSocket*> HTTPList;\r\rclass ModuleHTTPClient : public Module\r{\r public:\r HTTPList sockets;\r\r ModuleHTTPClient(InspIRCd *Me)\r : Module(Me)\r {\r }\r \r virtual ~ModuleHTTPClient()\r {\r for (HTTPList::iterator i = sockets.begin(); i != sockets.end(); i++)\r delete *i;\r }\r \r virtual Version GetVersion()\r {\r return Version(1, 0, 0, 0, VF_SERVICEPROVIDER | VF_VENDOR, API_VERSION);\r }\r\r void Implements(char* List)\r {\r List[I_OnRequest] = 1;\r }\r\r char* OnRequest(Request *req)\r {\r HTTPClientRequest *httpreq = (HTTPClientRequest *)req;\r if (!strcmp(httpreq->GetId(), HTTP_CLIENT_REQUEST))\r {\r HTTPSocket *sock = new HTTPSocket(ServerInstance, this);\r sock->DoRequest(httpreq);\r // No return value\r }\r return NULL;\r }\r};\r\rHTTPSocket::HTTPSocket(InspIRCd *Instance, ModuleHTTPClient *Mod)\r : InspSocket(Instance), Server(Instance), Mod(Mod), status(HTTP_CLOSED)\r{\r this->ClosePending = false;\r this->port = 80;\r}\r\rHTTPSocket::~HTTPSocket()\r{\r Close();\r for (HTTPList::iterator i = Mod->sockets.begin(); i != Mod->sockets.end(); i++)\r {\r if (*i == this)\r {\r Mod->sockets.erase(i);\r break;\r }\r }\r}\r\rbool HTTPSocket::DoRequest(HTTPClientRequest *req)\r{\r /* Tweak by brain - we take a copy of this,\r * so that the caller doesnt need to leave\r * pointers knocking around, less chance of\r * a memory leak.\r */\r this->req = *req;\r\r if (!ParseURL(this->req.GetURL()))\r return false;\r \r this->port = url.port;\r strlcpy(this->host, url.domain.c_str(), MAXBUF);\r\r in_addr addy1;\r#ifdef IPV6\r in6_addr addy2;\r if ((inet_aton(this->host, &addy1) > 0) || (inet_pton(AF_INET6, this->host, &addy2) > 0))\r#else\r if (inet_aton(this->host, &addy1) > 0)\r#endif\r {\r bool cached;\r HTTPResolver* r = new HTTPResolver(this, Server, url.domain, cached, (Module*)Mod);\r Instance->AddResolver(r, cached);\r return true;\r }\r else\r {\r this->Connect(url.domain);\r }\r \r return true;\r}\r\rbool HTTPSocket::ParseURL(const std::string &iurl)\r{\r url.url = iurl;\r url.port = 80;\r url.protocol = "http";\r\r irc::sepstream tokenizer(iurl, '/');\r \r for (int p = 0;; p++)\r {\r std::string part = tokenizer.GetToken();\r if (part.empty() && tokenizer.StreamEnd())\r break;\r \r if ((p == 0) && (part[part.length() - 1] == ':'))\r {\r // Protocol ('http:')\r url.protocol = part.substr(0, part.length() - 1);\r }\r else if ((p == 1) && (part.empty()))\r {\r continue;\r }\r else if (url.domain.empty())\r {\r // Domain part: [user[:pass]@]domain[:port]\r std::string::size_type usrpos = part.find('@');\r if (usrpos != std::string::npos)\r {\r // Have a user (and possibly password) part\r std::string::size_type ppos = part.find(':');\r if ((ppos != std::string::npos) && (ppos < usrpos))\r {\r // Have password too\r url.password = part.substr(ppos + 1, usrpos - ppos - 1);\r url.username = part.substr(0, ppos);\r }\r else\r {\r url.username = part.substr(0, usrpos);\r }\r \r part = part.substr(usrpos + 1);\r }\r \r std::string::size_type popos = part.rfind(':');\r if (popos != std::string::npos)\r {\r url.port = atoi(part.substr(popos + 1).c_str());\r url.domain = part.substr(0, popos);\r }\r else\r {\r url.domain = part;\r }\r }\r else\r {\r // Request (part of it)..\r url.request.append("/");\r url.request.append(part);\r }\r }\r \r if (url.request.empty())\r url.request = "/";\r\r if ((url.domain.empty()) || (!url.port) || (url.protocol.empty()))\r {\r Instance->Log(DEFAULT, "Invalid URL (%s): Missing required value", iurl.c_str());\r return false;\r }\r \r if (url.protocol != "http")\r {\r Instance->Log(DEFAULT, "Invalid URL (%s): Unsupported protocol '%s'", iurl.c_str(), url.protocol.c_str());\r return false;\r }\r \r return true;\r}\r\rvoid HTTPSocket::Connect(const string &ip)\r{\r strlcpy(this->IP, ip.c_str(), MAXBUF);\r \r if (!this->DoConnect())\r {\r delete this;\r }\r}\r\rbool HTTPSocket::OnConnected()\r{\r std::string request = "GET " + url.request + " HTTP/1.1\r\n";\r\r // Dump headers into the request\r HeaderMap headers = req.GetHeaders();\r \r for (HeaderMap::iterator i = headers.begin(); i != headers.end(); i++)\r request += i->first + ": " + i->second + "\r\n";\r\r // The Host header is required for HTTP 1.1 and isn't known when the request is created; if they didn't overload it\r // manually, add it here\r if (headers.find("Host") == headers.end())\r request += "Host: " + url.domain + "\r\n"; \r \r request += "\r\n";\r \r this->status = HTTP_REQSENT;\r \r return this->Write(request);\r}\r\rbool HTTPSocket::OnDataReady()\r{\r char *data = this->Read();\r\r if (!data)\r {\r this->Close();\r return false;\r }\r\r if (this->status < HTTP_DATA)\r {\r std::string line;\r std::string::size_type pos;\r\r this->buffer += data;\r while ((pos = buffer.find("\r\n")) != std::string::npos)\r {\r line = buffer.substr(0, pos);\r buffer = buffer.substr(pos + 2);\r if (line.empty())\r {\r this->status = HTTP_DATA;\r this->data += this->buffer;\r this->buffer.clear();\r break;\r }\r\r if (this->status == HTTP_REQSENT)\r {\r // HTTP reply (HTTP/1.1 200 msg)\r char const* data = line.c_str();\r data += 9;\r response = new HTTPClientResponse((Module*)Mod, req.GetSource() , url.url, atoi(data), data + 4);\r this->status = HTTP_HEADERS;\r continue;\r }\r \r if ((pos = line.find(':')) != std::string::npos)\r {\r response->AddHeader(line.substr(0, pos), line.substr(pos + 1));\r }\r else\r {\r continue;\r }\r }\r }\r else\r {\r this->data += data;\r }\r return true;\r}\r\rvoid HTTPSocket::OnClose()\r{\r if (data.empty())\r return; // notification that request failed?\r\r response->data = data;\r response->Send();\r delete response;\r}\r\rMODULE_INIT(ModuleHTTPClient)\r
\ No newline at end of file
+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd: (C) 2002-2008 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.
+ *
+ * ---------------------------------------------------
+ */
+
+#include "inspircd.h"
+#include "httpclient.h"
+
+/* $ModDesc: HTTP client service provider */
+
+class URL
+{
+ public:
+ std::string url;
+ std::string protocol, username, password, domain, request;
+ int port;
+};
+
+class HTTPSocket : public BufferedSocket
+{
+ private:
+ InspIRCd *Server;
+ class ModuleHTTPClient *Mod;
+ HTTPClientRequest req;
+ HTTPClientResponse *response;
+ URL url;
+ enum { HTTP_CLOSED, HTTP_REQSENT, HTTP_HEADERS, HTTP_DATA } status;
+ std::string data;
+ std::string buffer;
+ bool closed;
+
+ public:
+ HTTPSocket(InspIRCd *Instance, class ModuleHTTPClient *Mod);
+ virtual ~HTTPSocket();
+ virtual bool DoRequest(HTTPClientRequest *req);
+ virtual bool ParseURL(const std::string &url);
+ virtual void Connect(const std::string &ip);
+ virtual bool OnConnected();
+ virtual bool OnDataReady();
+ virtual void OnClose();
+};
+
+class HTTPResolver : public Resolver
+{
+ private:
+ HTTPSocket *socket;
+ std::string orig;
+ public:
+ HTTPResolver(HTTPSocket *s, InspIRCd *Instance, const std::string &hostname, bool &cached, Module* me) : Resolver(Instance, hostname, DNS_QUERY_FORWARD, cached, me), socket(s)
+ {
+ ServerInstance->Logs->Log("m_http_client",DEBUG,">>>>>>>>>>>>>>>>>> HTTPResolver::HTTPResolver <<<<<<<<<<<<<<<");
+ orig = hostname;
+ }
+
+ void OnLookupComplete(const std::string &result, unsigned int ttl, bool cached, int resultnum = 0)
+ {
+ ServerInstance->Logs->Log("m_http_client",DEBUG,"************* HTTPResolver::OnLookupComplete ***************");
+ if (!resultnum)
+ socket->Connect(result);
+ else
+ socket->OnClose();
+ }
+
+ void OnError(ResolverError e, const std::string &errmsg)
+ {
+ ServerInstance->Logs->Log("m_http_client",DEBUG,"!!!!!!!!!!!!!!!! HTTPResolver::OnError: %s", errmsg.c_str());
+ socket->OnClose();
+ }
+};
+
+typedef std::vector<HTTPSocket*> HTTPList;
+
+class ModuleHTTPClient : public Module
+{
+ public:
+ HTTPList sockets;
+
+ ModuleHTTPClient(InspIRCd *Me)
+ : Module(Me)
+ {
+ Implementation eventlist[] = { I_OnRequest };
+ ServerInstance->Modules->Attach(eventlist, this, 1);
+ }
+
+ virtual ~ModuleHTTPClient()
+ {
+ for (HTTPList::iterator i = sockets.begin(); i != sockets.end(); i++)
+ (*i)->Close();
+ ServerInstance->BufferedSocketCull();
+ }
+
+ virtual Version GetVersion()
+ {
+ return Version(1, 0, 0, 0, VF_SERVICEPROVIDER | VF_VENDOR, API_VERSION);
+ }
+
+
+ virtual const char* OnRequest(Request *req)
+ {
+ HTTPClientRequest *httpreq = (HTTPClientRequest *)req;
+ if (!strcmp(httpreq->GetId(), HTTP_CLIENT_REQUEST))
+ {
+ HTTPSocket *sock = new HTTPSocket(ServerInstance, this);
+ sock->DoRequest(httpreq);
+ // No return value
+ }
+ return NULL;
+ }
+};
+
+HTTPSocket::HTTPSocket(InspIRCd *SI, ModuleHTTPClient *m)
+ : BufferedSocket(SI), Server(SI), Mod(m), status(HTTP_CLOSED)
+{
+ Instance->Logs->Log("m_http_client",DEBUG,"HTTPSocket::HTTPSocket");
+ this->port = 80;
+ response = NULL;
+ closed = false;
+ timeout_val = 10;
+}
+
+HTTPSocket::~HTTPSocket()
+{
+ Close();
+ for (HTTPList::iterator i = Mod->sockets.begin(); i != Mod->sockets.end(); i++)
+ {
+ if (*i == this)
+ {
+ Mod->sockets.erase(i);
+ break;
+ }
+ }
+}
+
+bool HTTPSocket::DoRequest(HTTPClientRequest *request)
+{
+ Instance->Logs->Log("m_http_client",DEBUG,"HTTPSocket::DoRequest");
+ /* Tweak by brain - we take a copy of this,
+ * so that the caller doesnt need to leave
+ * pointers knocking around, less chance of
+ * a memory leak.
+ */
+ this->req = *request;
+
+ if (!ParseURL(this->req.GetURL()))
+ return false;
+
+ this->port = url.port;
+ strlcpy(this->host, url.domain.c_str(), MAXBUF);
+
+ Instance->Logs->Log("m_http_client",DEBUG,"Doing request for %s", url.url.c_str());
+
+ in6_addr s6;
+ in_addr s4;
+ /* Doesnt look like an ipv4 or an ipv6 address */
+ if ((inet_pton(AF_INET6, url.domain.c_str(), &s6) < 1) && (inet_pton(AF_INET, url.domain.c_str(), &s4) < 1))
+ {
+ bool cached;
+ HTTPResolver* r = new HTTPResolver(this, Server, url.domain, cached, (Module*)Mod);
+ Instance->AddResolver(r, cached);
+ Instance->Logs->Log("m_http_client",DEBUG,"Resolver added, cached=%d", cached);
+ }
+ else
+ Connect(url.domain);
+
+ return true;
+}
+
+bool HTTPSocket::ParseURL(const std::string &iurl)
+{
+ Instance->Logs->Log("m_http_client",DEBUG,"HTTPSocket::ParseURL %s", iurl.c_str());
+ url.url = iurl;
+ url.port = 80;
+ url.protocol = "http";
+
+ irc::sepstream tokenizer(iurl, '/');
+
+ for (int p = 0;; p++)
+ {
+ std::string part;
+ if (!tokenizer.GetToken(part))
+ break;
+
+ if ((p == 0) && (part[part.length() - 1] == ':'))
+ {
+ // Protocol ('http:')
+ url.protocol = part.substr(0, part.length() - 1);
+ }
+ else if ((p == 1) && (part.empty()))
+ {
+ continue;
+ }
+ else if (url.domain.empty())
+ {
+ // Domain part: [user[:pass]@]domain[:port]
+ std::string::size_type usrpos = part.find('@');
+ if (usrpos != std::string::npos)
+ {
+ // Have a user (and possibly password) part
+ std::string::size_type ppos = part.find(':');
+ if ((ppos != std::string::npos) && (ppos < usrpos))
+ {
+ // Have password too
+ url.password = part.substr(ppos + 1, usrpos - ppos - 1);
+ url.username = part.substr(0, ppos);
+ }
+ else
+ {
+ url.username = part.substr(0, usrpos);
+ }
+
+ part = part.substr(usrpos + 1);
+ }
+
+ std::string::size_type popos = part.rfind(':');
+ if (popos != std::string::npos)
+ {
+ url.port = atoi(part.substr(popos + 1).c_str());
+ url.domain = part.substr(0, popos);
+ }
+ else
+ {
+ url.domain = part;
+ }
+ }
+ else
+ {
+ // Request (part of it)..
+ url.request.append("/");
+ url.request.append(part);
+ }
+ }
+
+ if (url.request.empty())
+ url.request = "/";
+
+ if ((url.domain.empty()) || (!url.port) || (url.protocol.empty()))
+ {
+ Instance->Logs->Log("m_http_client",DEFAULT, "Invalid URL (%s): Missing required value", iurl.c_str());
+ return false;
+ }
+
+ if (url.protocol != "http")
+ {
+ Instance->Logs->Log("m_http_client",DEFAULT, "Invalid URL (%s): Unsupported protocol '%s'", iurl.c_str(), url.protocol.c_str());
+ return false;
+ }
+
+ return true;
+}
+
+void HTTPSocket::Connect(const std::string &ip)
+{
+ this->response = new HTTPClientResponse((Module*)Mod, req.GetSource() , url.url, 0, "");
+
+ Instance->Logs->Log("m_http_client",DEBUG,"HTTPSocket::Connect(%s) response=%08lx", ip.c_str(), response);
+ strlcpy(this->IP, ip.c_str(), MAXBUF);
+ strlcpy(this->host, ip.c_str(), MAXBUF);
+
+ if (!this->DoConnect())
+ {
+ Instance->Logs->Log("m_http_client",DEBUG,"DoConnect failed, bailing");
+ this->Close();
+ }
+}
+
+bool HTTPSocket::OnConnected()
+{
+ Instance->Logs->Log("m_http_client",DEBUG,"HTTPSocket::OnConnected");
+
+ std::string request = "GET " + url.request + " HTTP/1.1\r\n";
+
+ // Dump headers into the request
+ HeaderMap headers = req.GetHeaders();
+
+ for (HeaderMap::iterator i = headers.begin(); i != headers.end(); i++)
+ request += i->first + ": " + i->second + "\r\n";
+
+ // The Host header is required for HTTP 1.1 and isn't known when the request is created; if they didn't overload it
+ // manually, add it here
+ if (headers.find("Host") == headers.end())
+ request += "Host: " + url.domain + "\r\n";
+
+ request += "\r\n";
+
+ this->status = HTTP_REQSENT;
+
+ return this->Write(request);
+}
+
+bool HTTPSocket::OnDataReady()
+{
+ Instance->Logs->Log("m_http_client",DEBUG,"HTTPSocket::OnDataReady() for %s", url.url.c_str());
+ const char *sdata = this->Read();
+
+ if (!sdata)
+ return false;
+
+ if (this->status < HTTP_DATA)
+ {
+ std::string line;
+ std::string::size_type pos;
+
+ this->buffer += sdata;
+ while ((pos = buffer.find("\r\n")) != std::string::npos)
+ {
+ line = buffer.substr(0, pos);
+ buffer = buffer.substr(pos + 2);
+ if (line.empty())
+ {
+ this->status = HTTP_DATA;
+ this->data += this->buffer;
+ this->buffer.clear();
+ break;
+ }
+
+ if (this->status == HTTP_REQSENT)
+ {
+ // HTTP reply (HTTP/1.1 200 msg)
+ char const* sdata2 = line.c_str();
+ sdata2 += 9;
+ response->SetResponse(sdata2);
+ response->SetData(sdata2 + 4);
+ this->status = HTTP_HEADERS;
+ continue;
+ }
+
+ if ((pos = line.find(':')) != std::string::npos)
+ {
+ response->AddHeader(line.substr(0, pos), line.substr(pos + 1));
+ }
+ else
+ {
+ continue;
+ }
+ }
+ }
+ else
+ {
+ this->data += data;
+ }
+ return true;
+}
+
+void HTTPSocket::OnClose()
+{
+ if (!closed)
+ {
+ closed = true;
+ Instance->Logs->Log("m_http_client",DEBUG,"HTTPSocket::OnClose response=%08lx", response);
+ std::string e;
+ if (data.empty())
+ {
+ Instance->Logs->Log("m_http_client",DEBUG,"Send error");
+ HTTPClientError* err = new HTTPClientError((Module*)Mod, req.GetSource(), req.GetURL(), 0);
+ err->Send();
+ delete err;
+ return;
+ }
+
+ Instance->Logs->Log("m_http_client",DEBUG,"Set data and send, %s", response->GetURL().c_str());
+ response->SetData(data);
+ response->Send();
+ delete response;
+ }
+}
+
+MODULE_INIT(ModuleHTTPClient)
+