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// Only compile on windows.
#if defined(_WIN32) || defined(_WIN64)
#include "MantidKernel/NetworkProxy.h"
// std
#include <sstream>
// windows
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namespace Mantid
{
namespace Kernel
{
bool get_proxy_configuration_win(const std::string & target_url, std::string &proxy_str, std::string & err_msg)
{
HINTERNET hSession = NULL;
std::wstring proxy;
std::wstring wtarget_url;
if (target_url.find("http://") == std::string::npos)
{
wtarget_url = L"http://";
}
wtarget_url += std::wstring(target_url.begin(),target_url.end());
bool fail = false;
std::stringstream info;
WINHTTP_CURRENT_USER_IE_PROXY_CONFIG ie_proxy;
WINHTTP_AUTOPROXY_OPTIONS proxy_options;
WINHTTP_PROXY_INFO proxy_info;
ZeroMemory( &proxy_options, sizeof(proxy_options));
ZeroMemory( &ie_proxy, sizeof(ie_proxy));
ZeroMemory( &proxy_info, sizeof(proxy_info));
// the loop is just to allow us to go out of this session whenever we want
while(true)
{
// Use WinHttpOpen to obtain a session handle.
hSession = WinHttpOpen( L"ScriptRepository FindingProxy/1.0",
WINHTTP_ACCESS_TYPE_DEFAULT_PROXY,
WINHTTP_NO_PROXY_NAME,
WINHTTP_NO_PROXY_BYPASS, 0 );
if (!hSession)
{
fail = true;
info << "Failed to create the session (Error Code: " << GetLastError() << ").";
break;
}
// get the configuration of the web browser
if (!WinHttpGetIEProxyConfigForCurrentUser(&ie_proxy))
{
fail = true;
info << "Could not find the proxy settings (Error code :" << GetLastError();
break;
}
if (ie_proxy.lpszProxy)
{
// the proxy was already given,
// it is not necessary to query the system for the auto proxy
proxy = ie_proxy.lpszProxy;
break;
}
if (ie_proxy.fAutoDetect)
{
// if auto detect, than setup the proxy to auto detect
proxy_options.dwFlags |= WINHTTP_AUTOPROXY_AUTO_DETECT;
proxy_options.dwAutoDetectFlags = WINHTTP_AUTO_DETECT_TYPE_DNS_A;
}
if (ie_proxy.lpszAutoConfigUrl)
{
// configure to auto proxy
proxy_options.dwFlags |= WINHTTP_AUTOPROXY_CONFIG_URL;
proxy_options.lpszAutoConfigUrl = ie_proxy.lpszAutoConfigUrl;
}
if (!WinHttpGetProxyForUrl(hSession, wtarget_url.c_str(), &proxy_options, &proxy_info))
{
info << "Could not find the proxy for this url (Error code :" << GetLastError() <<").";
fail = true;
break;
}
//std::cout << "get proxy for url passed" << std::endl;
if (proxy_info.dwAccessType == WINHTTP_ACCESS_TYPE_NO_PROXY)
{
// no proxy (return an empty proxy)
break;
}
if (proxy_info.lpszProxy)
{
//proxy found. Get it.
proxy = proxy_info.lpszProxy;
break;
}
break; // loop finished
}
// free memory of all possibly allocated objects
// ie_proxy
if (ie_proxy.lpszAutoConfigUrl)
GlobalFree(ie_proxy.lpszAutoConfigUrl);
if (ie_proxy.lpszProxy)
GlobalFree(ie_proxy.lpszProxy);
if (ie_proxy.lpszProxyBypass)
GlobalFree(ie_proxy.lpszProxyBypass);
// proxy_info
if (proxy_info.lpszProxyBypass)
GlobalFree(proxy_info.lpszProxyBypass);
if (proxy_info.lpszProxy)
GlobalFree(proxy_info.lpszProxy);
// hSession
if( hSession ) WinHttpCloseHandle( hSession );
if (fail)
{
err_msg = info.str();
}
proxy_str = std::string(proxy.begin(),proxy.end());
return !fail;
}
//----------------------------------------------------------------------------------------------
/** Constructor
*/
NetworkProxy::NetworkProxy() :
m_logger("network_proxy_logger_win")
{
}
//----------------------------------------------------------------------------------------------
/** Destructor
*/
NetworkProxy::~NetworkProxy()
{
}
/**
* Get the http proxy information
* @param targetURLString
* @return Proxy information
*/
ProxyInfo NetworkProxy::getHttpProxy(const std::string& targetURLString)
{
ProxyInfo proxyInfo; // No proxy
std::string errmsg, proxy_option;
m_logger.debug() << "Attempt to get the windows proxy configuration for this connection" << std::endl;
if(get_proxy_configuration_win(targetURLString, proxy_option,errmsg))
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if (!proxy_option.empty())
{
size_t pos = proxy_option.rfind(':');
if (pos != std::string::npos)
{
if (pos == 4 || pos == 5) // means it found http(s):
{
proxyServer = proxy_option;
proxyPort = 8080; // default port for proxy
}
else
{
proxyServer = std::string(proxy_option.begin(),proxy_option.begin()+pos);
std::stringstream port_str;
port_str << std::string(proxy_option.begin()+pos+1,proxy_option.end());
port_str >> proxyPort;
}
}
else
{
proxyServer = proxy_option;
proxyPort = 8080;
}
}
proxyInfo = ProxyInfo(proxyServer, proxyPort, true);
}
else
{
m_logger.information() << "ScriptRepository failed to find the proxy information. It will attempt without proxy. "