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support reseed throught the Yggdrasil

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pull/1626/head
orignal 3 years ago
parent ed4c00e4f4
commit d13fbe5549
4 changed files with 103 additions and 45 deletions
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3
libi2pd/Config.cpp
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@ -205,6 +205,9 @@ namespace config {
"https://reseed.i2pgit.org/,"
"https://i2p.novg.net/"
), "Reseed URLs, separated by comma")
("reseed.yggurls", value<std::string>()->default_value(
"http://[324:9de3:fea4:f6ac::ace]:7070/"
), "Reseed URLs through the Yggdrasil, separated by comma")
;
options_description addressbook("AddressBook options");

9
libi2pd/HTTP.cpp
Unescape Escape View File

@ -111,7 +111,14 @@ namespace http {
pos_p = pos_c + 1;
}
/* hostname[:port][/path] */
pos_c = url.find_first_of(":/", pos_p);
if (url[pos_p] == '[') // ipv6
{
auto pos_b = url.find(']', pos_p);
if (pos_b == std::string::npos) return false;
pos_c = url.find_first_of(":/", pos_b);
}
else
pos_c = url.find_first_of(":/", pos_p);
if (pos_c == std::string::npos) {
/* only hostname, without post and path */
host = url.substr(pos_p, std::string::npos);

129
libi2pd/Reseed.cpp
Unescape Escape View File

@ -86,7 +86,15 @@ namespace data
std::vector<std::string> httpsReseedHostList;
boost::split(httpsReseedHostList, reseedURLs, boost::is_any_of(","), boost::token_compress_on);
if (reseedURLs.length () == 0)
std::vector<std::string> yggReseedHostList;
if (!i2p::util::net::GetYggdrasilAddress ().is_unspecified ())
{
LogPrint (eLogInfo, "Reseed: yggdrasil is supported");
std::string yggReseedURLs; i2p::config::GetOption("reseed.yggurls", yggReseedURLs);
boost::split(yggReseedHostList, yggReseedURLs, boost::is_any_of(","), boost::token_compress_on);
}
if (httpsReseedHostList.empty () && yggReseedHostList.empty())
{
LogPrint (eLogWarning, "Reseed: No reseed servers specified");
return 0;
@ -95,9 +103,12 @@ namespace data
int reseedRetries = 0;
while (reseedRetries < 10)
{
auto ind = rand () % httpsReseedHostList.size ();
std::string reseedUrl = httpsReseedHostList[ind] + "i2pseeds.su3";
auto num = ReseedFromSU3Url (reseedUrl);
auto ind = rand () % (httpsReseedHostList.size () + yggReseedHostList.size ());
bool isHttps = ind < httpsReseedHostList.size ();
std::string reseedUrl = isHttps ? httpsReseedHostList[ind] :
yggReseedHostList[ind - httpsReseedHostList.size ()];
reseedUrl += "i2pseeds.su3";
auto num = ReseedFromSU3Url (reseedUrl, isHttps);
if (num > 0) return num; // success
reseedRetries++;
}
@ -110,10 +121,10 @@ namespace data
* @param url
* @return number of entries added to netDb
*/
int Reseeder::ReseedFromSU3Url (const std::string& url)
int Reseeder::ReseedFromSU3Url (const std::string& url, bool isHttps)
{
LogPrint (eLogInfo, "Reseed: Downloading SU3 from ", url);
std::string su3 = HttpsRequest (url);
std::string su3 = isHttps ? HttpsRequest (url) : YggdrasilRequest (url);
if (su3.length () > 0)
{
std::stringstream s(su3);
@ -667,42 +678,7 @@ namespace data
if (!ecode)
{
LogPrint (eLogDebug, "Reseed: Connected to ", url.host, ":", url.port);
i2p::http::HTTPReq req;
req.uri = url.to_string();
req.AddHeader("User-Agent", "Wget/1.11.4");
req.AddHeader("Connection", "close");
s.write_some (boost::asio::buffer (req.to_string()));
// read response
std::stringstream rs;
char recv_buf[1024]; size_t l = 0;
do {
l = s.read_some (boost::asio::buffer (recv_buf, sizeof(recv_buf)), ecode);
if (l) rs.write (recv_buf, l);
} while (!ecode && l);
// process response
std::string data = rs.str();
i2p::http::HTTPRes res;
int len = res.parse(data);
if (len <= 0) {
LogPrint(eLogWarning, "Reseed: incomplete/broken response from ", url.host);
return "";
}
if (res.code != 200) {
LogPrint(eLogError, "Reseed: failed to reseed from ", url.host, ", http code ", res.code);
return "";
}
data.erase(0, len); /* drop http headers from response */
LogPrint(eLogDebug, "Reseed: got ", data.length(), " bytes of data from ", url.host);
if (res.is_chunked()) {
std::stringstream in(data), out;
if (!i2p::http::MergeChunkedResponse(in, out)) {
LogPrint(eLogWarning, "Reseed: failed to merge chunked response from ", url.host);
return "";
}
LogPrint(eLogDebug, "Reseed: got ", data.length(), "(", out.tellg(), ") bytes of data from ", url.host);
data = out.str();
}
return data;
return ReseedRequest (s, url.to_string());
}
else
LogPrint (eLogError, "Reseed: SSL handshake failed: ", ecode.message ());
@ -711,5 +687,74 @@ namespace data
LogPrint (eLogError, "Reseed: Couldn't connect to ", url.host, ": ", ecode.message ());
return "";
}
template<typename Stream>
std::string Reseeder::ReseedRequest (Stream& s, const std::string& uri)
{
boost::system::error_code ecode;
i2p::http::HTTPReq req;
req.uri = uri;
req.AddHeader("User-Agent", "Wget/1.11.4");
req.AddHeader("Connection", "close");
s.write_some (boost::asio::buffer (req.to_string()));
// read response
std::stringstream rs;
char recv_buf[1024]; size_t l = 0;
do {
l = s.read_some (boost::asio::buffer (recv_buf, sizeof(recv_buf)), ecode);
if (l) rs.write (recv_buf, l);
} while (!ecode && l);
// process response
std::string data = rs.str();
i2p::http::HTTPRes res;
int len = res.parse(data);
if (len <= 0) {
LogPrint(eLogWarning, "Reseed: incomplete/broken response from ", uri);
return "";
}
if (res.code != 200) {
LogPrint(eLogError, "Reseed: failed to reseed from ", uri, ", http code ", res.code);
return "";
}
data.erase(0, len); /* drop http headers from response */
LogPrint(eLogDebug, "Reseed: got ", data.length(), " bytes of data from ", uri);
if (res.is_chunked()) {
std::stringstream in(data), out;
if (!i2p::http::MergeChunkedResponse(in, out)) {
LogPrint(eLogWarning, "Reseed: failed to merge chunked response from ", uri);
return "";
}
LogPrint(eLogDebug, "Reseed: got ", data.length(), "(", out.tellg(), ") bytes of data from ", uri);
data = out.str();
}
return data;
}
std::string Reseeder::YggdrasilRequest (const std::string& address)
{
i2p::http::URL url;
if (!url.parse(address))
{
LogPrint(eLogError, "Reseed: failed to parse url: ", address);
return "";
}
url.schema = "http";
if (!url.port) url.port = 80;
boost::system::error_code ecode;
boost::asio::io_service service;
boost::asio::ip::tcp::socket s(service, boost::asio::ip::tcp::v6());
s.connect (boost::asio::ip::tcp::endpoint (boost::asio::ip::address_v6::from_string (url.host), url.port), ecode);
if (!ecode)
{
LogPrint (eLogDebug, "Reseed: Connected to yggdrasil ", url.host, ":", url.port);
return ReseedRequest (s, url.to_string());
}
else
LogPrint (eLogError, "Reseed: Couldn't connect to yggdrasil ", url.host, ": ", ecode.message ());
return "";
}
}
}

7
libi2pd/Reseed.h
Unescape Escape View File

@ -31,7 +31,6 @@ namespace data
~Reseeder();
void Bootstrap ();
int ReseedFromServers ();
int ReseedFromSU3Url (const std::string& url);
int ProcessSU3File (const char * filename);
int ProcessZIPFile (const char * filename);
@ -39,6 +38,7 @@ namespace data
private:
int ReseedFromSU3Url (const std::string& url, bool isHttps = true);
void LoadCertificate (const std::string& filename);
int ProcessSU3Stream (std::istream& s);
@ -47,7 +47,10 @@ namespace data
bool FindZipDataDescriptor (std::istream& s);
std::string HttpsRequest (const std::string& address);
std::string YggdrasilRequest (const std::string& address);
template<typename Stream>
std::string ReseedRequest (Stream& s, const std::string& uri);
private:
std::map<std::string, PublicKey> m_SigningKeys;

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