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#include <boost/lexical_cast.hpp>
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#include <boost/regex.hpp>
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#include "HTTPProxy.h"
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namespace i2p
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{
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namespace proxy
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{
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void HTTPProxyConnection::parseHeaders(const std::string& h, std::vector<header>& hm) {
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std::string str (h);
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std::string::size_type idx;
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std::string t;
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int i = 0;
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while( (idx=str.find ("\r\n")) != std::string::npos) {
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t=str.substr (0,idx);
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str.erase (0,idx+2);
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if (t == "")
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break;
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idx=t.find(": ");
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if (idx == std::string::npos)
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{
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std::cout << "Bad header line: " << t << std::endl;
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break;
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}
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LogPrint ("Name: ", t.substr (0,idx), " Value: ", t.substr (idx+2));
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hm[i].name = t.substr (0,idx);
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hm[i].value = t.substr (idx+2);
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i++;
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}
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}
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void HTTPProxyConnection::ExtractRequest(request &m_Request)
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{
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std::string requestString = m_Buffer;
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int idx=requestString.find(" ");
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std::string method = requestString.substr(0,idx);
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requestString = requestString.substr(idx+1);
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idx=requestString.find(" ");
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std::string requestUrl = requestString.substr(0,idx);
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LogPrint("method is: ", method, "\nRequest is: ", requestUrl);
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std::string server="";
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std::string port="80";
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boost::regex rHTTP("http://(.*?)(:(\\d+))?(/.*)");
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boost::smatch m;
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std::string path;
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if(boost::regex_search(requestUrl, m, rHTTP, boost::match_extra)) {
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server=m[1].str();
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if(m[2].str() != "") {
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port=m[3].str();
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}
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path=m[4].str();
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}
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LogPrint("server is: ",server, "\n path is: ",path);
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m_Request.uri = path;
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m_Request.method = method;
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m_Request.host = server;
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}
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void HTTPProxyConnection::RunRequest()
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{
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request m_Request;
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ExtractRequest(m_Request);
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parseHeaders(m_Buffer, m_Request.headers);
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LogPrint("Requesting ", m_Request.host, " with path ", m_Request.uri, " and method ", m_Request.method);
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HandleDestinationRequest(m_Request.host, m_Request.uri);
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}
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//void HTTPConnection::HandleDestinationRequest (const std::string& address, const std::string& uri)
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//{
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// i2p::data::IdentHash destination;
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// std::string fullAddress;
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// if (address.find (".b32.i2p") != std::string::npos)
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// {
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// int li = address.find_first_of (".");
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// std::string newaddress = address.substr (0, li);
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// if (i2p::data::Base32ToByteStream (newaddress.c_str (), newaddress.length (), (uint8_t *)destination, 32) != 32)
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// {
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// LogPrint ("Invalid Base32 address ", newaddress);
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// return;
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// }
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// fullAddress = newaddress + ".b32.i2p";
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// }
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// else
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// {
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// auto addr = i2p::data::netdb.FindAddress (address);
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// if (!addr)
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// {
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// LogPrint ("Unknown address ", address);
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// SendReply("<html>"+ i2p::proxy::itoopieImage +"<br>Unknown address " + address + "</html>");
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// return;
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// }
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// destination = *addr;
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// fullAddress = address;
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// }
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//
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// auto leaseSet = i2p::data::netdb.FindLeaseSet (destination);
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// if (!leaseSet || !leaseSet->HasNonExpiredLeases ())
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// {
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// i2p::data::netdb.Subscribe(destination);
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// std::this_thread::sleep_for (std::chrono::seconds(10)); // wait for 10 seconds
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// leaseSet = i2p::data::netdb.FindLeaseSet (destination);
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// if (!leaseSet || !leaseSet->HasNonExpiredLeases ()) // still no LeaseSet
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// {
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// SendReply(leaseSet ? "<html>"+ i2p::proxy::itoopieImage +"<br>Leases expired</html>" : "<html>"+ i2p::proxy::itoopieImage +"LeaseSet not found</html>");
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// return;
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// }
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// }
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// if (!m_Stream)
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// m_Stream = i2p::stream::CreateStream (*leaseSet);
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// if (m_Stream)
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// {
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// std::string request = "GET " + uri + " HTTP/1.1\n Host:" + fullAddress + "\n";
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// m_Stream->Send ((uint8_t *)request.c_str (), request.length (), 10);
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// AsyncStreamReceive ();
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// }
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//}
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}
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}
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