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* HTTPProxy.cpp : HandleJumpServices() -> ExtractAddressHelper()

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This commit is contained in:
hagen 2016-07-01 00:00:00 +00:00
parent 2cb5e1a6c2
commit 66c09fc44c
1 changed files with 26 additions and 31 deletions
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57
HTTPProxy.cpp
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@ -52,7 +52,7 @@ namespace proxy {
void HTTPRequestFailed(const char *message);
void RedirectToJumpService(std::string & host);
bool ValidateHTTPRequest();
void HandleJumpServices();
bool ExtractAddressHelper(i2p::http::URL & url, std::string & b64);
bool CreateHTTPRequest(uint8_t *http_buff, std::size_t len);
void SentHTTPFailed(const boost::system::error_code & ecode);
void HandleStreamRequestComplete (std::shared_ptr<i2p::stream::Stream> stream);
@ -123,12 +123,14 @@ namespace proxy {
/* TODO: don't redirect to webconsole, it's not always work, handle jumpservices here */
i2p::config::GetOption("http.address", url.host);
i2p::config::GetOption("http.port", url.port);
url.schema = "http";
url.path = "/";
url.query = "page=jumpservices&address=";
url.query += host;
res.code = 302; /* redirect */
res.add_header("Location", url.to_string().c_str());
res.add_header("Connection", "close");
std::string response = res.to_string();
boost::asio::async_write(*m_sock, boost::asio::buffer(response),
@ -151,40 +153,28 @@ namespace proxy {
return true;
}
void HTTPReqHandler::HandleJumpServices()
bool HTTPReqHandler::ExtractAddressHelper(i2p::http::URL & url, std::string & b64)
{
static const char * helpermark1 = "?i2paddresshelper=";
static const char * helpermark2 = "&i2paddresshelper=";
size_t addressHelperPos1 = m_path.rfind (helpermark1);
size_t addressHelperPos2 = m_path.rfind (helpermark2);
size_t addressHelperPos;
if (addressHelperPos1 == std::string::npos)
{
if (addressHelperPos2 == std::string::npos)
return; //Not a jump service
else
addressHelperPos = addressHelperPos2;
}
else
{
if (addressHelperPos2 == std::string::npos)
addressHelperPos = addressHelperPos1;
else if ( addressHelperPos1 > addressHelperPos2 )
addressHelperPos = addressHelperPos1;
else
addressHelperPos = addressHelperPos2;
}
auto base64 = m_path.substr (addressHelperPos + strlen(helpermark1));
base64 = i2p::util::http::urlDecode(base64); //Some of the symbols may be urlencoded
LogPrint (eLogInfo, "HTTPProxy: jump service for ", m_address, ", inserting to address book");
//TODO: this is very dangerous and broken. We should ask the user before doing anything see http://pastethis.i2p/raw/pn5fL4YNJL7OSWj3Sc6N/
//TODO: we could redirect the user again to avoid dirtiness in the browser
i2p::client::context.GetAddressBook ().InsertAddress (m_address, base64);
m_path.erase(addressHelperPos);
const char *param = "i2paddresshelper=";
std::size_t pos = url.query.find(param);
std::size_t len = std::strlen(param);
std::map<std::string, std::string> params;
if (pos == std::string::npos)
return false; /* not found */
if (!url.parse_query(params))
return false;
std::string value = params["i2paddresshelper"];
len += value.length();
b64 = i2p::http::UrlDecode(value);
url.query.replace(pos, len, "");
return true;
}
bool HTTPReqHandler::CreateHTTPRequest(uint8_t *http_buff, std::size_t len)
{
std::string b64;
i2p::http::URL url;
url.parse(m_url);
m_address = url.host; /* < compatibility */
@ -196,7 +186,12 @@ namespace proxy {
url.host = "";
m_path = url.to_string(); /* < compatibility */
if (!ValidateHTTPRequest()) return false;
HandleJumpServices();
/* TODO: notify user */
if (ExtractAddressHelper(url, b64)) {
i2p::client::context.GetAddressBook ().InsertAddress (url.host, b64);
LogPrint (eLogInfo, "HTTPProxy: added b64 from addresshelper for ", url.host, " to address book");
}
i2p::data::IdentHash identHash;
if (str_rmatch(m_address, ".i2p"))