/* * Copyright (c) 2013-2022, The PurpleI2P Project * * This file is part of Purple i2pd project and licensed under BSD3 * * See full license text in LICENSE file at top of project tree */ #include <iomanip> #include <sstream> #include <thread> #include <memory> #include <boost/asio.hpp> #include <boost/algorithm/string.hpp> #include "Base.h" #include "FS.h" #include "Log.h" #include "Config.h" #include "Tunnel.h" #include "Transports.h" #include "NetDb.hpp" #include "HTTP.h" #include "LeaseSet.h" #include "Destination.h" #include "RouterContext.h" #include "ClientContext.h" #include "HTTPServer.h" #include "Daemon.h" #include "util.h" #include "ECIESX25519AEADRatchetSession.h" #include "I18N.h" #ifdef WIN32_APP #include "Win32App.h" #endif // For image, style and info #include "version.h" #include "HTTPServerResources.h" namespace i2p { namespace http { static void LoadExtCSS () { std::stringstream s; std::string styleFile = i2p::fs::DataDirPath ("webconsole/style.css"); if (i2p::fs::Exists(styleFile)) { std::ifstream f(styleFile, std::ifstream::binary); s << f.rdbuf(); externalCSS = s.str(); } else if (externalCSS.length() != 0) { // clean up external style if file was removed externalCSS = ""; } } static void GetStyles (std::stringstream& s) { if (externalCSS.length() != 0) s << "<style>\r\n" << externalCSS << "</style>\r\n"; else s << internalCSS; } const char HTTP_PAGE_TUNNELS[] = "tunnels"; const char HTTP_PAGE_TRANSIT_TUNNELS[] = "transit_tunnels"; const char HTTP_PAGE_TRANSPORTS[] = "transports"; const char HTTP_PAGE_LOCAL_DESTINATIONS[] = "local_destinations"; const char HTTP_PAGE_LOCAL_DESTINATION[] = "local_destination"; const char HTTP_PAGE_I2CP_LOCAL_DESTINATION[] = "i2cp_local_destination"; const char HTTP_PAGE_SAM_SESSIONS[] = "sam_sessions"; const char HTTP_PAGE_SAM_SESSION[] = "sam_session"; const char HTTP_PAGE_I2P_TUNNELS[] = "i2p_tunnels"; const char HTTP_PAGE_COMMANDS[] = "commands"; const char HTTP_PAGE_LEASESETS[] = "leasesets"; const char HTTP_COMMAND_ENABLE_TRANSIT[] = "enable_transit"; const char HTTP_COMMAND_DISABLE_TRANSIT[] = "disable_transit"; const char HTTP_COMMAND_SHUTDOWN_START[] = "shutdown_start"; const char HTTP_COMMAND_SHUTDOWN_CANCEL[] = "shutdown_cancel"; const char HTTP_COMMAND_SHUTDOWN_NOW[] = "terminate"; const char HTTP_COMMAND_RUN_PEER_TEST[] = "run_peer_test"; const char HTTP_COMMAND_RELOAD_TUNNELS_CONFIG[] = "reload_tunnels_config"; const char HTTP_COMMAND_LOGLEVEL[] = "set_loglevel"; const char HTTP_COMMAND_KILLSTREAM[] = "closestream"; const char HTTP_COMMAND_LIMITTRANSIT[] = "limittransit"; const char HTTP_COMMAND_GET_REG_STRING[] = "get_reg_string"; const char HTTP_COMMAND_SETLANGUAGE[] = "setlanguage"; const char HTTP_COMMAND_RELOAD_CSS[] = "reload_css"; const char HTTP_PARAM_SAM_SESSION_ID[] = "id"; const char HTTP_PARAM_ADDRESS[] = "address"; static std::string ConvertTime (uint64_t time) { lldiv_t divTime = lldiv(time, 1000); time_t t = divTime.quot; struct tm *tm = localtime(&t); char date[128]; snprintf(date, sizeof(date), "%02d/%02d/%d %02d:%02d:%02d.%03lld", tm->tm_mday, tm->tm_mon + 1, tm->tm_year + 1900, tm->tm_hour, tm->tm_min, tm->tm_sec, divTime.rem); return date; } static void ShowUptime (std::stringstream& s, int seconds) { int num; if ((num = seconds / 86400) > 0) { s << num << " " << tr("day", "days", num) << ", "; seconds -= num * 86400; } if ((num = seconds / 3600) > 0) { s << num << " " << tr("hour", "hours", num) << ", "; seconds -= num * 3600; } if ((num = seconds / 60) > 0) { s << num << " " << tr("minute", "minutes", num) << ", "; seconds -= num * 60; } s << seconds << " " << tr("second", "seconds", seconds); } static void ShowTraffic (std::stringstream& s, uint64_t bytes) { s << std::fixed << std::setprecision(2); auto numKBytes = (double) bytes / 1024; if (numKBytes < 1024) s << numKBytes << " " << tr(/* tr: Kibibit */ "KiB"); else if (numKBytes < 1024 * 1024) s << numKBytes / 1024 << " " << tr(/* tr: Mebibit */ "MiB"); else s << numKBytes / 1024 / 1024 << " " << tr(/* tr: Gibibit */ "GiB"); } static void ShowTunnelDetails (std::stringstream& s, enum i2p::tunnel::TunnelState eState, bool explr, int bytes) { std::string state, stateText; switch (eState) { case i2p::tunnel::eTunnelStateBuildReplyReceived : case i2p::tunnel::eTunnelStatePending : state = "building"; break; case i2p::tunnel::eTunnelStateBuildFailed : case i2p::tunnel::eTunnelStateTestFailed : case i2p::tunnel::eTunnelStateFailed : state = "failed"; break; case i2p::tunnel::eTunnelStateExpiring : state = "expiring"; break; case i2p::tunnel::eTunnelStateEstablished : state = "established"; break; default: state = "unknown"; break; } if (state == "building") stateText = tr("building"); else if (state == "failed") stateText = tr("failed"); else if (state == "expiring") stateText = tr("expiring"); else if (state == "established") stateText = tr("established"); else stateText = tr("unknown"); s << "<span class=\"tunnel " << state << "\"> " << stateText << ((explr) ? " (" + tr("exploratory") + ")" : "") << "</span>, "; s << " " << (int) (bytes / 1024) << " " << tr(/* tr: Kibibit */ "KiB") << "\r\n"; } static void SetLogLevel (const std::string& level) { if (level == "none" || level == "error" || level == "warn" || level == "info" || level == "debug") i2p::log::Logger().SetLogLevel(level); else { LogPrint(eLogError, "HTTPServer: Unknown loglevel set attempted"); return; } i2p::log::Logger().Reopen (); } static void ShowPageHead (std::stringstream& s) { std::string webroot; i2p::config::GetOption("http.webroot", webroot); // Page language std::string currLang = i2p::client::context.GetLanguage ()->GetLanguage(); // get current used language auto it = i2p::i18n::languages.find(currLang); std::string langCode = it->second.ShortCode; s << "<!DOCTYPE html>\r\n" "<html lang=\"" << langCode << "\">\r\n" " <head>\r\n" /* TODO: Find something to parse html/template system. This is horrible. */ " <meta charset=\"UTF-8\">\r\n" " <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\r\n" " <link rel=\"shortcut icon\" href=\"" << itoopieFavicon << "\">\r\n" " <title>" << tr(/* tr: Webconsole page title */ "Purple I2P Webconsole") << "</title>\r\n"; GetStyles(s); s << "</head>\r\n" "<body>\r\n" "<div class=\"header\">" << tr("<b>i2pd</b> webconsole") << "</div>\r\n" "<div class=\"wrapper\">\r\n" "<div class=\"menu\">\r\n" " <a href=\"" << webroot << "\">" << tr("Main page") << "</a><br><br>\r\n" " <a href=\"" << webroot << "?page=" << HTTP_PAGE_COMMANDS << "\">" << tr("Router commands") << "</a><br>\r\n" " <a href=\"" << webroot << "?page=" << HTTP_PAGE_LOCAL_DESTINATIONS << "\">" << tr("Local Destinations") << "</a><br>\r\n"; if (i2p::context.IsFloodfill ()) s << " <a href=\"" << webroot << "?page=" << HTTP_PAGE_LEASESETS << "\">" << tr("LeaseSets") << "</a><br>\r\n"; s << " <a href=\"" << webroot << "?page=" << HTTP_PAGE_TUNNELS << "\">" << tr("Tunnels") << "</a><br>\r\n"; if (i2p::context.AcceptsTunnels () || i2p::tunnel::tunnels.CountTransitTunnels()) s << " <a href=\"" << webroot << "?page=" << HTTP_PAGE_TRANSIT_TUNNELS << "\">" << tr("Transit Tunnels") << "</a><br>\r\n"; s << " <a href=\"" << webroot << "?page=" << HTTP_PAGE_TRANSPORTS << "\">" << tr ("Transports") << "</a><br>\r\n" " <a href=\"" << webroot << "?page=" << HTTP_PAGE_I2P_TUNNELS << "\">" << tr("I2P tunnels") << "</a><br>\r\n"; if (i2p::client::context.GetSAMBridge ()) s << " <a href=\"" << webroot << "?page=" << HTTP_PAGE_SAM_SESSIONS << "\">" << tr("SAM sessions") << "</a><br>\r\n"; s << "</div>\r\n" "<div class=\"content\">"; } static void ShowPageTail (std::stringstream& s) { s << "</div>\r\n</div>\r\n" "</body>\r\n" "</html>\r\n"; } static void ShowError(std::stringstream& s, const std::string& string) { s << "<b>" << tr("ERROR") << ":</b> " << string << "<br>\r\n"; } static void ShowNetworkStatus (std::stringstream& s, RouterStatus status, RouterError error) { switch (status) { case eRouterStatusOK: s << tr("OK"); break; case eRouterStatusTesting: s << tr("Testing"); break; case eRouterStatusFirewalled: s << tr("Firewalled"); break; case eRouterStatusUnknown: s << tr("Unknown"); break; case eRouterStatusProxy: s << tr("Proxy"); break; case eRouterStatusMesh: s << tr("Mesh"); break; default: s << tr("Unknown"); } if (error != eRouterErrorNone) { s << "<br>"; switch (error) { case eRouterErrorClockSkew: s << " - " << tr("Clock skew"); break; case eRouterErrorOffline: s << " - " << tr("Offline"); break; case eRouterErrorSymmetricNAT: s << " - " << tr("Symmetric NAT"); break; default: ; } } } void ShowStatus (std::stringstream& s, bool includeHiddenContent, i2p::http::OutputFormatEnum outputFormat) { s << "<b>" << tr("Uptime") << ":</b> "; ShowUptime(s, i2p::context.GetUptime ()); s << "<br>\r\n"; s << "<b>" << tr("Network status") << ":</b> "; ShowNetworkStatus (s, i2p::context.GetStatus (), i2p::context.GetError ()); s << "<br>\r\n"; if (i2p::context.SupportsV6 ()) { s << "<b>" << tr("Network status v6") << ":</b> "; ShowNetworkStatus (s, i2p::context.GetStatusV6 (), i2p::context.GetErrorV6 ()); s << "<br>\r\n"; } #if ((!defined(WIN32) && !defined(QT_GUI_LIB) && !defined(ANDROID)) || defined(ANDROID_BINARY)) if (auto remains = Daemon.gracefulShutdownInterval) { s << "<b>" << tr("Stopping in") << ":</b> "; ShowUptime(s, remains); s << "<br>\r\n"; } #elif defined(WIN32_APP) if (i2p::win32::g_GracefulShutdownEndtime != 0) { uint16_t remains = (i2p::win32::g_GracefulShutdownEndtime - GetTickCount()) / 1000; s << "<b>" << tr("Stopping in") << ":</b> "; ShowUptime(s, remains); s << "<br>\r\n"; } #endif auto family = i2p::context.GetFamily (); if (family.length () > 0) s << "<b>"<< tr("Family") << ":</b> " << family << "<br>\r\n"; s << "<b>" << tr("Tunnel creation success rate") << ":</b> " << i2p::tunnel::tunnels.GetTunnelCreationSuccessRate () << "%<br>\r\n"; s << "<b>" << tr("Received") << ":</b> "; ShowTraffic (s, i2p::transport::transports.GetTotalReceivedBytes ()); s << " (" << (double) i2p::transport::transports.GetInBandwidth () / 1024 << " " << tr(/* tr: Kibibit/s */ "KiB/s") << ")<br>\r\n"; s << "<b>" << tr("Sent") << ":</b> "; ShowTraffic (s, i2p::transport::transports.GetTotalSentBytes ()); s << " (" << (double) i2p::transport::transports.GetOutBandwidth () / 1024 << " " << tr(/* tr: Kibibit/s */ "KiB/s") << ")<br>\r\n"; s << "<b>" << tr("Transit") << ":</b> "; ShowTraffic (s, i2p::transport::transports.GetTotalTransitTransmittedBytes ()); s << " (" << (double) i2p::transport::transports.GetTransitBandwidth () / 1024 << " " << tr(/* tr: Kibibit/s */ "KiB/s") << ")<br>\r\n"; s << "<b>" << tr("Data path") << ":</b> " << i2p::fs::GetUTF8DataDir() << "<br>\r\n"; s << "<div class='slide'>"; if ((outputFormat == OutputFormatEnum::forWebConsole) || !includeHiddenContent) { s << "<label for=\"slide-info\">" << tr("Hidden content. Press on text to see.") << "</label>\r\n<input type=\"checkbox\" id=\"slide-info\" />\r\n<div class=\"slidecontent\">\r\n"; } if (includeHiddenContent) { s << "<b>" << tr("Router Ident") << ":</b> " << i2p::context.GetRouterInfo().GetIdentHashBase64() << "<br>\r\n"; if (!i2p::context.GetRouterInfo().GetProperty("family").empty()) s << "<b>" << tr("Router Family") << ":</b> " << i2p::context.GetRouterInfo().GetProperty("family") << "<br>\r\n"; s << "<b>" << tr("Router Caps") << ":</b> " << i2p::context.GetRouterInfo().GetProperty("caps") << "<br>\r\n"; s << "<b>" << tr("Version") << ":</b> " VERSION "<br>\r\n"; s << "<b>"<< tr("Our external address") << ":</b>" << "<br>\r\n<table class=\"extaddr\"><tbody>\r\n"; auto addresses = i2p::context.GetRouterInfo().GetAddresses (); if (addresses) { for (const auto& address : *addresses) { s << "<tr>\r\n<td>"; switch (address->transportStyle) { case i2p::data::RouterInfo::eTransportNTCP2: s << "NTCP2"; break; case i2p::data::RouterInfo::eTransportSSU2: s << "SSU2"; break; default: s << tr("Unknown"); } if (address->IsV6 ()) { if (address->IsV4 ()) s << "v4"; s << "v6"; } s << "</td>\r\n"; if (address->published) s << "<td>" << address->host.to_string() << ":" << address->port << "</td>\r\n"; else { s << "<td>" << tr("supported"); if (address->port) s << " :" << address->port; s << "</td>\r\n"; } s << "</tr>\r\n"; } } s << "</tbody></table>\r\n"; } s << "</div>\r\n</div>\r\n"; if (outputFormat == OutputFormatEnum::forQtUi) { s << "<br>"; } s << "<b>" << tr("Routers") << ":</b> " << i2p::data::netdb.GetNumRouters () << " "; s << "<b>" << tr("Floodfills") << ":</b> " << i2p::data::netdb.GetNumFloodfills () << " "; s << "<b>" << tr("LeaseSets") << ":</b> " << i2p::data::netdb.GetNumLeaseSets () << "<br>\r\n"; size_t clientTunnelCount = i2p::tunnel::tunnels.CountOutboundTunnels(); clientTunnelCount += i2p::tunnel::tunnels.CountInboundTunnels(); size_t transitTunnelCount = i2p::tunnel::tunnels.CountTransitTunnels(); s << "<b>" << tr("Client Tunnels") << ":</b> " << std::to_string(clientTunnelCount) << " "; s << "<b>" << tr("Transit Tunnels") << ":</b> " << std::to_string(transitTunnelCount) << "<br>\r\n<br>\r\n"; if (outputFormat==OutputFormatEnum::forWebConsole) { bool httpproxy = i2p::client::context.GetHttpProxy () ? true : false; bool socksproxy = i2p::client::context.GetSocksProxy () ? true : false; bool bob = i2p::client::context.GetBOBCommandChannel () ? true : false; bool sam = i2p::client::context.GetSAMBridge () ? true : false; bool i2cp = i2p::client::context.GetI2CPServer () ? true : false; bool i2pcontrol; i2p::config::GetOption("i2pcontrol.enabled", i2pcontrol); s << "<table class=\"services\"><caption>" << tr("Services") << "</caption><tbody>\r\n"; s << "<tr><td>" << "HTTP " << tr("Proxy") << "</td><td class='" << (httpproxy ? "enabled" : "disabled") << "'>" << (httpproxy ? tr("Enabled") : tr("Disabled")) << "</td></tr>\r\n"; s << "<tr><td>" << "SOCKS " << tr("Proxy") << "</td><td class='" << (socksproxy ? "enabled" : "disabled") << "'>" << (socksproxy ? tr("Enabled") : tr("Disabled")) << "</td></tr>\r\n"; s << "<tr><td>" << "BOB" << "</td><td class='" << (bob ? "enabled" : "disabled") << "'>" << (bob ? tr("Enabled") : tr("Disabled")) << "</td></tr>\r\n"; s << "<tr><td>" << "SAM" << "</td><td class='" << (sam ? "enabled" : "disabled") << "'>" << (sam ? tr("Enabled") : tr("Disabled")) << "</td></tr>\r\n"; s << "<tr><td>" << "I2CP" << "</td><td class='" << (i2cp ? "enabled" : "disabled") << "'>" << (i2cp ? tr("Enabled") : tr("Disabled")) << "</td></tr>\r\n"; s << "<tr><td>" << "I2PControl" << "</td><td class='" << (i2pcontrol ? "enabled" : "disabled") << "'>" << (i2pcontrol ? tr("Enabled") : tr("Disabled")) << "</td></tr>\r\n"; s << "</tbody></table>\r\n"; } } void ShowLocalDestinations (std::stringstream& s) { std::string webroot; i2p::config::GetOption("http.webroot", webroot); s << "<b>" << tr("Local Destinations") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto& it: i2p::client::context.GetDestinations ()) { auto ident = it.second->GetIdentHash (); s << "<div class=\"listitem\"><a href=\"" << webroot << "?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; s << i2p::client::context.GetAddressBook ().ToAddress(ident) << "</a></div>\r\n" << std::endl; } s << "</div>\r\n"; auto i2cpServer = i2p::client::context.GetI2CPServer (); if (i2cpServer && !(i2cpServer->GetSessions ().empty ())) { s << "<br><b>I2CP "<< tr("Local Destinations") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto& it: i2cpServer->GetSessions ()) { auto dest = it.second->GetDestination (); if (dest) { auto ident = dest->GetIdentHash (); auto& name = dest->GetNickname (); s << "<div class=\"listitem\"><a href=\"" << webroot << "?page=" << HTTP_PAGE_I2CP_LOCAL_DESTINATION << "&i2cp_id=" << it.first << "\">[ "; s << name << " ]</a> ⇔ " << i2p::client::context.GetAddressBook ().ToAddress(ident) <<"</div>\r\n" << std::endl; } } s << "</div>\r\n"; } } static void ShowLeaseSetDestination (std::stringstream& s, std::shared_ptr<const i2p::client::LeaseSetDestination> dest, uint32_t token) { s << "<b>Base64:</b><br>\r\n<textarea readonly cols=\"80\" rows=\"8\">"; s << dest->GetIdentity ()->ToBase64 () << "</textarea><br>\r\n<br>\r\n"; if (dest->IsEncryptedLeaseSet ()) { i2p::data::BlindedPublicKey blinded (dest->GetIdentity (), dest->IsPerClientAuth ()); s << "<div class='slide'><label for='slide-b33'><b>" << tr("Encrypted B33 address") << ":</b></label>\r\n<input type=\"checkbox\" id=\"slide-b33\" />\r\n<div class=\"slidecontent\">\r\n"; s << blinded.ToB33 () << ".b32.i2p<br>\r\n"; s << "</div>\r\n</div>\r\n"; } if (dest->IsPublic() && token && !dest->IsEncryptedLeaseSet ()) { std::string webroot; i2p::config::GetOption("http.webroot", webroot); auto base32 = dest->GetIdentHash ().ToBase32 (); s << "<div class='slide'><label for='slide-regaddr'><b>" << tr("Address registration line") << "</b></label>\r\n<input type=\"checkbox\" id=\"slide-regaddr\" />\r\n<div class=\"slidecontent\">\r\n" "<form method=\"get\" action=\"" << webroot << "\">\r\n" " <input type=\"hidden\" name=\"cmd\" value=\"" << HTTP_COMMAND_GET_REG_STRING << "\">\r\n" " <input type=\"hidden\" name=\"token\" value=\"" << token << "\">\r\n" " <input type=\"hidden\" name=\"b32\" value=\"" << base32 << "\">\r\n" " <b>" << tr("Domain") << ":</b>\r\n<input type=\"text\" maxlength=\"67\" name=\"name\" placeholder=\"domain.i2p\" required>\r\n" " <button type=\"submit\">" << tr("Generate") << "</button>\r\n" "</form>\r\n<small>" << tr("<b>Note:</b> result string can be used only for registering 2LD domains (example.i2p). For registering subdomains please use i2pd-tools.") << "</small>\r\n</div>\r\n</div>\r\n<br>\r\n"; } if (dest->GetNumRemoteLeaseSets()) { s << "<div class='slide'><label for='slide-lease'><b>" << tr("LeaseSets") << ":</b> <i>" << dest->GetNumRemoteLeaseSets () << "</i></label>\r\n<input type=\"checkbox\" id=\"slide-lease\" />\r\n<div class=\"slidecontent\">\r\n<table><thead><th>"<< tr("Address") << "</th><th>" << tr("Type") << "</th><th>" << tr("EncType") << "</th></thead><tbody class=\"tableitem\">"; for(auto& it: dest->GetLeaseSets ()) s << "<tr><td>" << it.first.ToBase32 () << "</td><td>" << (int)it.second->GetStoreType () << "</td><td>" << (int)it.second->GetEncryptionType () <<"</td></tr>\r\n"; s << "</tbody></table>\r\n</div>\r\n</div>\r\n<br>\r\n"; } else s << "<b>" << tr("LeaseSets") << ":</b> <i>0</i><br>\r\n<br>\r\n"; auto pool = dest->GetTunnelPool (); if (pool) { s << "<b>" << tr("Inbound tunnels") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto & it : pool->GetInboundTunnels ()) { s << "<div class=\"listitem\">"; // for each tunnel hop if not zero-hop if (it->GetNumHops ()) { it->VisitTunnelHops( [&s](std::shared_ptr<const i2p::data::IdentityEx> hopIdent) { s << "⇒ " << i2p::data::GetIdentHashAbbreviation (hopIdent->GetIdentHash ()) << " "; } ); } s << "⇒ " << it->GetTunnelID () << ":me"; if (it->LatencyIsKnown()) s << " ( " << it->GetMeanLatency() << tr(/* tr: Milliseconds */ "ms") << " )"; ShowTunnelDetails(s, it->GetState (), false, it->GetNumReceivedBytes ()); s << "</div>\r\n"; } s << "<br>\r\n"; s << "<b>" << tr("Outbound tunnels") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto & it : pool->GetOutboundTunnels ()) { s << "<div class=\"listitem\">"; s << it->GetTunnelID () << ":me ⇒"; // for each tunnel hop if not zero-hop if (it->GetNumHops ()) { it->VisitTunnelHops( [&s](std::shared_ptr<const i2p::data::IdentityEx> hopIdent) { s << " " << i2p::data::GetIdentHashAbbreviation (hopIdent->GetIdentHash ()) << " ⇒"; } ); } if (it->LatencyIsKnown()) s << " ( " << it->GetMeanLatency() << tr("ms") << " )"; ShowTunnelDetails(s, it->GetState (), false, it->GetNumSentBytes ()); s << "</div>\r\n"; } } s << "<br>\r\n"; s << "<b>" << tr("Tags") << "</b><br>\r\n" << tr("Incoming") << ": <i>" << dest->GetNumIncomingTags () << "</i><br>\r\n"; if (!dest->GetSessions ().empty ()) { std::stringstream tmp_s; uint32_t out_tags = 0; for (const auto& it: dest->GetSessions ()) { tmp_s << "<tr><td>" << i2p::client::context.GetAddressBook ().ToAddress(it.first) << "</td><td>" << it.second->GetNumOutgoingTags () << "</td></tr>\r\n"; out_tags += it.second->GetNumOutgoingTags (); } s << "<div class='slide'><label for='slide-tags'>" << tr("Outgoing") << ": <i>" << out_tags << "</i></label>\r\n<input type=\"checkbox\" id=\"slide-tags\" />\r\n" << "<div class=\"slidecontent\">\r\n<table>\r\n<thead><th>" << tr("Destination") << "</th><th>" << tr("Amount") << "</th></thead>\r\n<tbody class=\"tableitem\">\r\n" << tmp_s.str () << "</tbody></table>\r\n</div>\r\n</div>\r\n"; } else s << tr("Outgoing") << ": <i>0</i><br>\r\n"; s << "<br>\r\n"; auto numECIESx25519Tags = dest->GetNumIncomingECIESx25519Tags (); if (numECIESx25519Tags > 0) { s << "<b>ECIESx25519</b><br>\r\n" << tr("Incoming Tags") << ": <i>" << numECIESx25519Tags << "</i><br>\r\n"; if (!dest->GetECIESx25519Sessions ().empty ()) { std::stringstream tmp_s; uint32_t ecies_sessions = 0; for (const auto& it: dest->GetECIESx25519Sessions ()) { tmp_s << "<tr><td>" << i2p::client::context.GetAddressBook ().ToAddress(it.second->GetDestination ()) << "</td><td>" << it.second->GetState () << "</td></tr>\r\n"; ecies_sessions++; } s << "<div class='slide'><label for='slide-ecies-sessions'>" << tr("Tags sessions") << ": <i>" << ecies_sessions << "</i></label>\r\n<input type=\"checkbox\" id=\"slide-ecies-sessions\" />\r\n" << "<div class=\"slidecontent\">\r\n<table>\r\n<thead><th>" << tr("Destination") << "</th><th>" << tr("Status") << "</th></thead>\r\n<tbody class=\"tableitem\">\r\n" << tmp_s.str () << "</tbody></table>\r\n</div>\r\n</div>\r\n"; } else s << tr("Tags sessions") << ": <i>0</i><br>\r\n"; s << "<br>\r\n"; } } void ShowLocalDestination (std::stringstream& s, const std::string& b32, uint32_t token) { s << "<b>" << tr("Local Destination") << ":</b><br>\r\n<br>\r\n"; i2p::data::IdentHash ident; ident.FromBase32 (b32); auto dest = i2p::client::context.FindLocalDestination (ident); if (dest) { ShowLeaseSetDestination (s, dest, token); // Print table with streams information s << "<table>\r\n<caption>" << tr("Streams") << "</caption>\r\n<thead>\r\n<tr>" << "<th style=\"width:25px;\">StreamID</th>" << "<th style=\"width:5px;\" \\>" // Stream closing button column << "<th class=\"streamdest\">Destination</th>" << "<th>Sent</th>" << "<th>Received</th>" << "<th>Out</th>" << "<th>In</th>" << "<th>Buf</th>" << "<th>RTT</th>" << "<th>Window</th>" << "<th>Status</th>" << "</tr>\r\n</thead>\r\n<tbody class=\"tableitem\">\r\n"; for (const auto& it: dest->GetAllStreams ()) { auto streamDest = i2p::client::context.GetAddressBook ().ToAddress(it->GetRemoteIdentity ()); std::string streamDestShort = streamDest.substr(0,12) + "….b32.i2p"; s << "<tr>"; s << "<td>" << it->GetRecvStreamID () << "</td>"; if (it->GetRecvStreamID ()) { s << "<td><a class=\"button\" href=\"/?cmd=" << HTTP_COMMAND_KILLSTREAM << "&b32=" << b32 << "&streamID=" << it->GetRecvStreamID () << "&token=" << token << "\" title=\"" << tr("Close stream") << "\"> ✘ </a></td>"; } else { s << "<td \\>"; } s << "<td class=\"streamdest\" title=\"" << streamDest << "\">" << streamDestShort << "</td>"; s << "<td>" << it->GetNumSentBytes () << "</td>"; s << "<td>" << it->GetNumReceivedBytes () << "</td>"; s << "<td>" << it->GetSendQueueSize () << "</td>"; s << "<td>" << it->GetReceiveQueueSize () << "</td>"; s << "<td>" << it->GetSendBufferSize () << "</td>"; s << "<td>" << it->GetRTT () << "</td>"; s << "<td>" << it->GetWindowSize () << "</td>"; s << "<td>" << (int)it->GetStatus () << "</td>"; s << "</tr>\r\n"; } s << "</tbody>\r\n</table>"; } } void ShowI2CPLocalDestination (std::stringstream& s, const std::string& id) { auto i2cpServer = i2p::client::context.GetI2CPServer (); if (i2cpServer) { s << "<b>I2CP " << tr("Local Destination") << ":</b><br>\r\n<br>\r\n"; auto it = i2cpServer->GetSessions ().find (std::stoi (id)); if (it != i2cpServer->GetSessions ().end ()) ShowLeaseSetDestination (s, it->second->GetDestination (), 0); else ShowError(s, tr("I2CP session not found")); } else ShowError(s, tr("I2CP is not enabled")); } void ShowLeasesSets(std::stringstream& s) { if (i2p::data::netdb.GetNumLeaseSets ()) { s << "<b>" << tr("LeaseSets") << ":</b><br>\r\n<div class=\"list\">\r\n"; int counter = 1; // for each lease set i2p::data::netdb.VisitLeaseSets( [&s, &counter](const i2p::data::IdentHash dest, std::shared_ptr<i2p::data::LeaseSet> leaseSet) { // create copy of lease set so we extract leases auto storeType = leaseSet->GetStoreType (); std::unique_ptr<i2p::data::LeaseSet> ls; if (storeType == i2p::data::NETDB_STORE_TYPE_LEASESET) ls.reset (new i2p::data::LeaseSet (leaseSet->GetBuffer(), leaseSet->GetBufferLen())); else ls.reset (new i2p::data::LeaseSet2 (storeType, leaseSet->GetBuffer(), leaseSet->GetBufferLen())); if (!ls) return; s << "<div class=\"leaseset listitem"; if (ls->IsExpired()) s << " expired"; // additional css class for expired s << "\">\r\n"; if (!ls->IsValid()) s << "<div class=\"invalid\">!! " << tr("Invalid") << " !! </div>\r\n"; s << "<div class=\"slide\"><label for=\"slide" << counter << "\">" << dest.ToBase32() << "</label>\r\n"; s << "<input type=\"checkbox\" id=\"slide" << (counter++) << "\" />\r\n<div class=\"slidecontent\">\r\n"; s << "<b>" << tr("Store type") << ":</b> " << (int)storeType << "<br>\r\n"; s << "<b>" << tr("Expires") << ":</b> " << ConvertTime(ls->GetExpirationTime()) << "<br>\r\n"; if (storeType == i2p::data::NETDB_STORE_TYPE_LEASESET || storeType == i2p::data::NETDB_STORE_TYPE_STANDARD_LEASESET2) { // leases information is available auto leases = ls->GetNonExpiredLeases(); s << "<b>" << tr("Non Expired Leases") << ": " << leases.size() << "</b><br>\r\n"; for ( auto & l : leases ) { s << "<b>" << tr("Gateway") << ":</b> " << l->tunnelGateway.ToBase64() << "<br>\r\n"; s << "<b>" << tr("TunnelID") << ":</b> " << l->tunnelID << "<br>\r\n"; s << "<b>" << tr("EndDate") << ":</b> " << ConvertTime(l->endDate) << "<br>\r\n"; } } s << "</div>\r\n</div>\r\n</div>\r\n"; } ); // end for each lease set } else if (!i2p::context.IsFloodfill ()) { s << "<b>" << tr("LeaseSets") << ":</b> " << tr("not floodfill") << ".<br>\r\n"; } else { s << "<b>" << tr("LeaseSets") << ":</b> 0<br>\r\n"; } } void ShowTunnels (std::stringstream& s) { s << "<b>" << tr("Tunnels") << ":</b><br>\r\n"; s << "<b>" << tr("Queue size") << ":</b> " << i2p::tunnel::tunnels.GetQueueSize () << "<br>\r\n<br>\r\n"; auto ExplPool = i2p::tunnel::tunnels.GetExploratoryPool (); s << "<b>" << tr("Inbound tunnels") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto & it : i2p::tunnel::tunnels.GetInboundTunnels ()) { s << "<div class=\"listitem\">"; if (it->GetNumHops ()) { it->VisitTunnelHops( [&s](std::shared_ptr<const i2p::data::IdentityEx> hopIdent) { s << "⇒ " << i2p::data::GetIdentHashAbbreviation (hopIdent->GetIdentHash ()) << " "; } ); } s << "⇒ " << it->GetTunnelID () << ":me"; if (it->LatencyIsKnown()) s << " ( " << it->GetMeanLatency() << tr("ms") << " )"; ShowTunnelDetails(s, it->GetState (), (it->GetTunnelPool () == ExplPool), it->GetNumReceivedBytes ()); s << "</div>\r\n"; } s << "</div>\r\n<br>\r\n"; s << "<b>" << tr("Outbound tunnels") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto & it : i2p::tunnel::tunnels.GetOutboundTunnels ()) { s << "<div class=\"listitem\">"; s << it->GetTunnelID () << ":me ⇒"; // for each tunnel hop if not zero-hop if (it->GetNumHops ()) { it->VisitTunnelHops( [&s](std::shared_ptr<const i2p::data::IdentityEx> hopIdent) { s << " " << i2p::data::GetIdentHashAbbreviation (hopIdent->GetIdentHash ()) << " ⇒"; } ); } if (it->LatencyIsKnown()) s << " ( " << it->GetMeanLatency() << tr("ms") << " )"; ShowTunnelDetails(s, it->GetState (), (it->GetTunnelPool () == ExplPool), it->GetNumSentBytes ()); s << "</div>\r\n"; } s << "</div>\r\n"; } static void ShowCommands (std::stringstream& s, uint32_t token) { std::string webroot; i2p::config::GetOption("http.webroot", webroot); s << "<b>" << tr("Router commands") << "</b><br>\r\n<br>\r\n<div class=\"commands\">\r\n"; s << " <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_RUN_PEER_TEST << "&token=" << token << "\">" << tr("Run peer test") << "</a><br>\r\n"; s << " <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_RELOAD_TUNNELS_CONFIG << "&token=" << token << "\">" << tr("Reload tunnels configuration") << "</a><br>\r\n"; if (i2p::context.AcceptsTunnels ()) s << " <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_DISABLE_TRANSIT << "&token=" << token << "\">" << tr("Decline transit tunnels") << "</a><br>\r\n"; else s << " <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_ENABLE_TRANSIT << "&token=" << token << "\">" << tr("Accept transit tunnels") << "</a><br>\r\n"; #if ((!defined(WIN32) && !defined(QT_GUI_LIB) && !defined(ANDROID)) || defined(ANDROID_BINARY)) if (Daemon.gracefulShutdownInterval) s << " <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_SHUTDOWN_CANCEL << "&token=" << token << "\">" << tr("Cancel graceful shutdown") << "</a><br>\r\n"; else s << " <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_SHUTDOWN_START << "&token=" << token << "\">" << tr("Start graceful shutdown") << "</a><br>\r\n"; #elif defined(WIN32_APP) if (i2p::util::DaemonWin32::Instance().isGraceful) s << " <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_SHUTDOWN_CANCEL << "&token=" << token << "\">" << tr("Cancel graceful shutdown") << "</a><br>\r\n"; else s << " <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_SHUTDOWN_START << "&token=" << token << "\">" << tr("Start graceful shutdown") << "</a><br>\r\n"; #endif s << " <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_SHUTDOWN_NOW << "&token=" << token << "\">" << tr("Force shutdown") << "</a><br><br>\r\n"; s << " <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_RELOAD_CSS << "&token=" << token << "\">" << tr("Reload external CSS styles") << "</a>\r\n"; s << "</div>"; s << "<br>\r\n<small>" << tr("<b>Note:</b> any action done here are not persistent and not changes your config files.") << "</small>\r\n<br>\r\n"; s << "<b>" << tr("Logging level") << "</b><br>\r\n"; s << " <a class=\"button\" href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=none&token=" << token << "\"> none </a> \r\n"; s << " <a class=\"button\" href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=error&token=" << token << "\"> error </a> \r\n"; s << " <a class=\"button\" href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=warn&token=" << token << "\"> warn </a> \r\n"; s << " <a class=\"button\" href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=info&token=" << token << "\"> info </a> \r\n"; s << " <a class=\"button\" href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=debug&token=" << token << "\"> debug </a><br>\r\n<br>\r\n"; uint16_t maxTunnels = GetMaxNumTransitTunnels (); s << "<b>" << tr("Transit tunnels limit") << "</b><br>\r\n"; s << "<form method=\"get\" action=\"" << webroot << "\">\r\n"; s << " <input type=\"hidden\" name=\"cmd\" value=\"" << HTTP_COMMAND_LIMITTRANSIT << "\">\r\n"; s << " <input type=\"hidden\" name=\"token\" value=\"" << token << "\">\r\n"; s << " <input type=\"number\" min=\"0\" max=\"65535\" name=\"limit\" value=\"" << maxTunnels << "\">\r\n"; s << " <button type=\"submit\">" << tr("Change") << "</button>\r\n"; s << "</form>\r\n<br>\r\n"; // get current used language std::string currLang = i2p::client::context.GetLanguage ()->GetLanguage(); s << "<b>" << tr("Change language") << "</b><br>\r\n" << "<form method=\"get\" action=\"" << webroot << "\">\r\n" << " <input type=\"hidden\" name=\"cmd\" value=\"" << HTTP_COMMAND_SETLANGUAGE << "\">\r\n" << " <input type=\"hidden\" name=\"token\" value=\"" << token << "\">\r\n" << " <select name=\"lang\" id=\"lang\">\r\n"; for (const auto& it: i2p::i18n::languages) s << " <option value=\"" << it.first << "\"" << ((it.first.compare(currLang) == 0) ? " selected" : "") << ">" << it.second.LocaleName << "</option>\r\n"; s << " </select>\r\n" << " <button type=\"submit\">" << tr("Change") << "</button>\r\n" << "</form>\r\n<br>\r\n"; } void ShowTransitTunnels (std::stringstream& s) { if (i2p::tunnel::tunnels.CountTransitTunnels()) { s << "<b>" << tr("Transit Tunnels") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (const auto& it: i2p::tunnel::tunnels.GetTransitTunnels ()) { s << "<div class=\"listitem\">\r\n"; if (std::dynamic_pointer_cast<i2p::tunnel::TransitTunnelGateway>(it)) s << it->GetTunnelID () << " ⇒ "; else if (std::dynamic_pointer_cast<i2p::tunnel::TransitTunnelEndpoint>(it)) s << " ⇒ " << it->GetTunnelID (); else s << " ⇒ " << it->GetTunnelID () << " ⇒ "; s << " " << it->GetNumTransmittedBytes () << "</div>\r\n"; } s << "</div>\r\n"; } else { s << "<b>" << tr("Transit Tunnels") << ":</b> " << tr("no transit tunnels currently built") << ".<br>\r\n"; } } template<typename Sessions> static void ShowTransportSessions (std::stringstream& s, const Sessions& sessions, const std::string name) { std::stringstream tmp_s, tmp_s6; uint16_t cnt = 0, cnt6 = 0; for (const auto& it: sessions ) { auto endpoint = it.second->GetRemoteEndpoint (); if (it.second && it.second->IsEstablished () && endpoint.address ().is_v4 ()) { tmp_s << "<div class=\"listitem\">\r\n"; if (it.second->IsOutgoing ()) tmp_s << " ⇒ "; tmp_s << i2p::data::GetIdentHashAbbreviation (it.second->GetRemoteIdentity ()->GetIdentHash ()) << ": " << endpoint.address ().to_string () << ":" << endpoint.port (); if (!it.second->IsOutgoing ()) tmp_s << " ⇒ "; tmp_s << " [" << it.second->GetNumSentBytes () << ":" << it.second->GetNumReceivedBytes () << "]"; if (it.second->GetRelayTag ()) tmp_s << " [itag:" << it.second->GetRelayTag () << "]"; tmp_s << "</div>\r\n" << std::endl; cnt++; } if (it.second && it.second->IsEstablished () && endpoint.address ().is_v6 ()) { tmp_s6 << "<div class=\"listitem\">\r\n"; if (it.second->IsOutgoing ()) tmp_s6 << " ⇒ "; tmp_s6 << i2p::data::GetIdentHashAbbreviation (it.second->GetRemoteIdentity ()->GetIdentHash ()) << ": " << "[" << endpoint.address ().to_string () << "]:" << endpoint.port (); if (!it.second->IsOutgoing ()) tmp_s6 << " ⇒ "; tmp_s6 << " [" << it.second->GetNumSentBytes () << ":" << it.second->GetNumReceivedBytes () << "]"; if (it.second->GetRelayTag ()) tmp_s6 << " [itag:" << it.second->GetRelayTag () << "]"; tmp_s6 << "</div>\r\n" << std::endl; cnt6++; } } if (!tmp_s.str ().empty ()) { s << "<div class='slide'><label for='slide_" << boost::algorithm::to_lower_copy(name) << "'><b>" << name << "</b> ( " << cnt << " )</label>\r\n<input type=\"checkbox\" id=\"slide_" << boost::algorithm::to_lower_copy(name) << "\" />\r\n<div class=\"slidecontent list\">" << tmp_s.str () << "</div>\r\n</div>\r\n"; } if (!tmp_s6.str ().empty ()) { s << "<div class='slide'><label for='slide_" << boost::algorithm::to_lower_copy(name) << "v6'><b>" << name << "v6</b> ( " << cnt6 << " )</label>\r\n<input type=\"checkbox\" id=\"slide_" << boost::algorithm::to_lower_copy(name) << "v6\" />\r\n<div class=\"slidecontent list\">" << tmp_s6.str () << "</div>\r\n</div>\r\n"; } } void ShowTransports (std::stringstream& s) { s << "<b>" << tr("Transports") << ":</b><br>\r\n"; auto ntcp2Server = i2p::transport::transports.GetNTCP2Server (); if (ntcp2Server) { auto sessions = ntcp2Server->GetNTCP2Sessions (); if (!sessions.empty ()) ShowTransportSessions (s, sessions, "NTCP2"); } auto ssu2Server = i2p::transport::transports.GetSSU2Server (); if (ssu2Server) { auto sessions = ssu2Server->GetSSU2Sessions (); if (!sessions.empty ()) ShowTransportSessions (s, sessions, "SSU2"); } } void ShowSAMSessions (std::stringstream& s) { std::string webroot; i2p::config::GetOption("http.webroot", webroot); auto sam = i2p::client::context.GetSAMBridge (); if (!sam) { ShowError(s, tr("SAM disabled")); return; } if (sam->GetSessions ().size ()) { s << "<b>" << tr("SAM sessions") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto& it: sam->GetSessions ()) { auto& name = it.second->GetLocalDestination ()->GetNickname (); s << "<div class=\"listitem\"><a href=\"" << webroot << "?page=" << HTTP_PAGE_SAM_SESSION << "&sam_id=" << it.first << "\">"; s << name << " (" << it.first << ")</a></div>\r\n" << std::endl; } s << "</div>\r\n"; } else s << "<b>" << tr("SAM sessions") << ":</b> " << tr("no sessions currently running") << ".<br>\r\n"; } void ShowSAMSession (std::stringstream& s, const std::string& id) { auto sam = i2p::client::context.GetSAMBridge (); if (!sam) { ShowError(s, tr("SAM disabled")); return; } auto session = sam->FindSession (id); if (!session) { ShowError(s, tr("SAM session not found")); return; } std::string webroot; i2p::config::GetOption("http.webroot", webroot); s << "<b>" << tr("SAM Session") << ":</b><br>\r\n<div class=\"list\">\r\n"; auto& ident = session->GetLocalDestination ()->GetIdentHash(); s << "<div class=\"listitem\"><a href=\"" << webroot << "?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; s << i2p::client::context.GetAddressBook ().ToAddress(ident) << "</a></div>\r\n"; s << "<br>\r\n"; s << "<b>" << tr("Streams") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (const auto& it: sam->ListSockets(id)) { s << "<div class=\"listitem\">"; switch (it->GetSocketType ()) { case i2p::client::eSAMSocketTypeSession : s << "session"; break; case i2p::client::eSAMSocketTypeStream : s << "stream"; break; case i2p::client::eSAMSocketTypeAcceptor : s << "acceptor"; break; case i2p::client::eSAMSocketTypeForward : s << "forward"; break; default: s << "unknown"; break; } s << " [" << it->GetSocket ().remote_endpoint() << "]"; s << "</div>\r\n"; } s << "</div>\r\n"; } void ShowI2PTunnels (std::stringstream& s) { std::string webroot; i2p::config::GetOption("http.webroot", webroot); s << "<b>" << tr("Client Tunnels") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto& it: i2p::client::context.GetClientTunnels ()) { auto& ident = it.second->GetLocalDestination ()->GetIdentHash(); s << "<div class=\"listitem\"><a href=\"" << webroot << "?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; s << it.second->GetName () << "</a> ⇐ "; s << i2p::client::context.GetAddressBook ().ToAddress(ident); s << "</div>\r\n"<< std::endl; } auto httpProxy = i2p::client::context.GetHttpProxy (); if (httpProxy) { auto& ident = httpProxy->GetLocalDestination ()->GetIdentHash(); s << "<div class=\"listitem\"><a href=\"" << webroot << "?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; s << "HTTP " << tr("Proxy") << "</a> ⇐ "; s << i2p::client::context.GetAddressBook ().ToAddress(ident); s << "</div>\r\n"<< std::endl; } auto socksProxy = i2p::client::context.GetSocksProxy (); if (socksProxy) { auto& ident = socksProxy->GetLocalDestination ()->GetIdentHash(); s << "<div class=\"listitem\"><a href=\"" << webroot << "?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; s << "SOCKS " << tr("Proxy") << "</a> ⇐ "; s << i2p::client::context.GetAddressBook ().ToAddress(ident); s << "</div>\r\n"<< std::endl; } s << "</div>\r\n"; auto& serverTunnels = i2p::client::context.GetServerTunnels (); if (!serverTunnels.empty ()) { s << "<br>\r\n<b>" << tr("Server Tunnels") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto& it: serverTunnels) { auto& ident = it.second->GetLocalDestination ()->GetIdentHash(); s << "<div class=\"listitem\"><a href=\"" << webroot << "?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; s << it.second->GetName () << "</a> ⇒ "; s << i2p::client::context.GetAddressBook ().ToAddress(ident); s << ":" << it.second->GetLocalPort (); s << "</a></div>\r\n"<< std::endl; } s << "</div>\r\n"; } auto& clientForwards = i2p::client::context.GetClientForwards (); if (!clientForwards.empty ()) { s << "<br>\r\n<b>" << tr("Client Forwards") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto& it: clientForwards) { auto& ident = it.second->GetLocalDestination ()->GetIdentHash(); s << "<div class=\"listitem\"><a href=\"" << webroot << "?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; s << it.second->GetName () << "</a> ⇐ "; s << i2p::client::context.GetAddressBook ().ToAddress(ident); s << "</div>\r\n"<< std::endl; } s << "</div>\r\n"; } auto& serverForwards = i2p::client::context.GetServerForwards (); if (!serverForwards.empty ()) { s << "<br>\r\n<b>" << tr("Server Forwards") << ":</b><br>\r\n<div class=\"list\">\r\n"; for (auto& it: serverForwards) { auto& ident = it.second->GetLocalDestination ()->GetIdentHash(); s << "<a href=\"" << webroot << "?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; s << it.second->GetName () << "</a> ⇐ "; s << i2p::client::context.GetAddressBook ().ToAddress(ident); s << "</div>\r\n"<< std::endl; } s << "</div>\r\n"; } } HTTPConnection::HTTPConnection (std::string hostname, std::shared_ptr<boost::asio::ip::tcp::socket> socket): m_Socket (socket), m_BufferLen (0), expected_host(hostname) { /* cache options */ i2p::config::GetOption("http.auth", needAuth); i2p::config::GetOption("http.user", user); i2p::config::GetOption("http.pass", pass); } void HTTPConnection::Receive () { m_Socket->async_read_some (boost::asio::buffer (m_Buffer, HTTP_CONNECTION_BUFFER_SIZE), std::bind(&HTTPConnection::HandleReceive, shared_from_this (), std::placeholders::_1, std::placeholders::_2)); } void HTTPConnection::HandleReceive (const boost::system::error_code& ecode, std::size_t bytes_transferred) { if (ecode) { if (ecode != boost::asio::error::operation_aborted) Terminate (ecode); return; } m_Buffer[bytes_transferred] = '\0'; m_BufferLen = bytes_transferred; RunRequest(); Receive (); } void HTTPConnection::RunRequest () { HTTPReq request; int ret = request.parse(m_Buffer); if (ret < 0) { m_Buffer[0] = '\0'; m_BufferLen = 0; return; /* error */ } if (ret == 0) return; /* need more data */ HandleRequest (request); } void HTTPConnection::Terminate (const boost::system::error_code& ecode) { if (ecode == boost::asio::error::operation_aborted) return; boost::system::error_code ignored_ec; m_Socket->shutdown(boost::asio::ip::tcp::socket::shutdown_both, ignored_ec); m_Socket->close (); } bool HTTPConnection::CheckAuth (const HTTPReq & req) { /* method #1: http://user:pass@127.0.0.1:7070/ */ if (req.uri.find('@') != std::string::npos) { URL url; if (url.parse(req.uri) && url.user == user && url.pass == pass) return true; } /* method #2: 'Authorization' header sent */ auto provided = req.GetHeader ("Authorization"); if (provided.length () > 0) { std::string expected = "Basic " + i2p::data::ToBase64Standard (user + ":" + pass); if (expected == provided) return true; } LogPrint(eLogWarning, "HTTPServer: Auth failure from ", m_Socket->remote_endpoint().address ()); return false; } void HTTPConnection::HandleRequest (const HTTPReq & req) { std::stringstream s; std::string content; HTTPRes res; LogPrint(eLogDebug, "HTTPServer: Request: ", req.uri); if (needAuth && !CheckAuth(req)) { res.code = 401; res.add_header("WWW-Authenticate", "Basic realm=\"WebAdmin\""); SendReply(res, content); return; } bool strictheaders; i2p::config::GetOption("http.strictheaders", strictheaders); if (strictheaders) { std::string http_hostname; i2p::config::GetOption("http.hostname", http_hostname); std::string host = req.GetHeader("Host"); auto idx = host.find(':'); /* strip out port so it's just host */ if (idx != std::string::npos && idx > 0) { host = host.substr(0, idx); } if (!(host == expected_host || host == http_hostname)) { /* deny request as it's from a non whitelisted hostname */ res.code = 403; content = "host mismatch"; SendReply(res, content); return; } } // HTML head start ShowPageHead (s); if (req.uri.find("page=") != std::string::npos) { HandlePage (req, res, s); } else if (req.uri.find("cmd=") != std::string::npos) { HandleCommand (req, res, s); } else { ShowStatus (s, true, i2p::http::OutputFormatEnum::forWebConsole); res.add_header("Refresh", "10"); } ShowPageTail (s); res.code = 200; content = s.str (); SendReply (res, content); } std::map<uint32_t, uint32_t> HTTPConnection::m_Tokens; uint32_t HTTPConnection::CreateToken () { uint32_t token; RAND_bytes ((uint8_t *)&token, 4); token &= 0x7FFFFFFF; // clear first bit auto ts = i2p::util::GetSecondsSinceEpoch (); for (auto it = m_Tokens.begin (); it != m_Tokens.end (); ) { if (ts > it->second + TOKEN_EXPIRATION_TIMEOUT) it = m_Tokens.erase (it); else ++it; } m_Tokens[token] = ts; return token; } void HTTPConnection::HandlePage (const HTTPReq& req, HTTPRes& res, std::stringstream& s) { std::map<std::string, std::string> params; std::string page(""); URL url; url.parse(req.uri); url.parse_query(params); page = params["page"]; if (page == HTTP_PAGE_TRANSPORTS) ShowTransports (s); else if (page == HTTP_PAGE_TUNNELS) ShowTunnels (s); else if (page == HTTP_PAGE_COMMANDS) { uint32_t token = CreateToken (); ShowCommands (s, token); } else if (page == HTTP_PAGE_TRANSIT_TUNNELS) ShowTransitTunnels (s); else if (page == HTTP_PAGE_LOCAL_DESTINATIONS) ShowLocalDestinations (s); else if (page == HTTP_PAGE_LOCAL_DESTINATION) { uint32_t token = CreateToken (); ShowLocalDestination (s, params["b32"], token); } else if (page == HTTP_PAGE_I2CP_LOCAL_DESTINATION) ShowI2CPLocalDestination (s, params["i2cp_id"]); else if (page == HTTP_PAGE_SAM_SESSIONS) ShowSAMSessions (s); else if (page == HTTP_PAGE_SAM_SESSION) ShowSAMSession (s, params["sam_id"]); else if (page == HTTP_PAGE_I2P_TUNNELS) ShowI2PTunnels (s); else if (page == HTTP_PAGE_LEASESETS) ShowLeasesSets(s); else { res.code = 400; ShowError(s, tr("Unknown page") + ": " + page); return; } } void HTTPConnection::HandleCommand (const HTTPReq& req, HTTPRes& res, std::stringstream& s) { std::map<std::string, std::string> params; URL url; url.parse(req.uri); url.parse_query(params); std::string webroot; i2p::config::GetOption("http.webroot", webroot); std::string redirect = "5; url=" + webroot + "?page=commands"; std::string token = params["token"]; if (token.empty () || m_Tokens.find (std::stoi (token)) == m_Tokens.end ()) { ShowError(s, tr("Invalid token")); return; } std::string cmd = params["cmd"]; if (cmd == HTTP_COMMAND_RUN_PEER_TEST) i2p::transport::transports.PeerTest (); else if (cmd == HTTP_COMMAND_RELOAD_TUNNELS_CONFIG) i2p::client::context.ReloadConfig (); else if (cmd == HTTP_COMMAND_ENABLE_TRANSIT) i2p::context.SetAcceptsTunnels (true); else if (cmd == HTTP_COMMAND_DISABLE_TRANSIT) i2p::context.SetAcceptsTunnels (false); else if (cmd == HTTP_COMMAND_SHUTDOWN_START) { i2p::context.SetAcceptsTunnels (false); #if ((!defined(WIN32) && !defined(QT_GUI_LIB) && !defined(ANDROID)) || defined(ANDROID_BINARY)) Daemon.gracefulShutdownInterval = 10*60; #elif defined(WIN32_APP) i2p::win32::GracefulShutdown (); #endif } else if (cmd == HTTP_COMMAND_SHUTDOWN_CANCEL) { i2p::context.SetAcceptsTunnels (true); #if ((!defined(WIN32) && !defined(QT_GUI_LIB) && !defined(ANDROID)) || defined(ANDROID_BINARY)) Daemon.gracefulShutdownInterval = 0; #elif defined(WIN32_APP) i2p::win32::StopGracefulShutdown (); #endif } else if (cmd == HTTP_COMMAND_SHUTDOWN_NOW) { #ifndef WIN32_APP Daemon.running = false; #else i2p::win32::StopWin32App (); #endif } else if (cmd == HTTP_COMMAND_LOGLEVEL) { std::string level = params["level"]; SetLogLevel (level); } else if (cmd == HTTP_COMMAND_KILLSTREAM) { std::string b32 = params["b32"]; uint32_t streamID = std::stoul(params["streamID"], nullptr); i2p::data::IdentHash ident; ident.FromBase32 (b32); auto dest = i2p::client::context.FindLocalDestination (ident); if (streamID) { if (dest) { if (dest->DeleteStream (streamID)) s << "<b>" << tr("SUCCESS") << "</b>: " << tr("Stream closed") << "<br>\r\n<br>\r\n"; else s << "<b>" << tr("ERROR") << "</b>: " << tr("Stream not found or already was closed") << "<br>\r\n<br>\r\n"; } else s << "<b>" << tr("ERROR") << "</b>: " << tr("Destination not found") << "<br>\r\n<br>\r\n"; } else s << "<b>" << tr("ERROR") << "</b>: " << tr("StreamID can't be null") << "<br>\r\n<br>\r\n"; s << "<a href=\"" << webroot << "?page=local_destination&b32=" << b32 << "\">" << tr("Return to destination page") << "</a><br>\r\n"; s << "<p>" << tr("You will be redirected in 5 seconds") << "</b>"; redirect = "5; url=" + webroot + "?page=local_destination&b32=" + b32; res.add_header("Refresh", redirect.c_str()); return; } else if (cmd == HTTP_COMMAND_LIMITTRANSIT) { uint32_t limit = std::stoul(params["limit"], nullptr); if (limit > 0 && limit <= 65535) SetMaxNumTransitTunnels (limit); else { s << "<b>" << tr("ERROR") << "</b>: " << tr("Transit tunnels count must not exceed 65535") << "\r\n<br>\r\n<br>\r\n"; s << "<a href=\"" << webroot << "?page=commands\">" << tr("Back to commands list") << "</a>\r\n<br>\r\n"; s << "<p>" << tr("You will be redirected in 5 seconds") << "</b>"; res.add_header("Refresh", redirect.c_str()); return; } } else if (cmd == HTTP_COMMAND_GET_REG_STRING) { std::string b32 = params["b32"]; std::string name = i2p::http::UrlDecode(params["name"]); i2p::data::IdentHash ident; ident.FromBase32 (b32); auto dest = i2p::client::context.FindLocalDestination (ident); if (dest) { std::size_t pos; pos = name.find (".i2p"); if (pos == (name.length () - 4)) { pos = name.find (".b32.i2p"); if (pos == std::string::npos) { auto signatureLen = dest->GetIdentity ()->GetSignatureLen (); uint8_t * signature = new uint8_t[signatureLen]; char * sig = new char[signatureLen*2]; std::stringstream out; out << name << "=" << dest->GetIdentity ()->ToBase64 (); dest->Sign ((uint8_t *)out.str ().c_str (), out.str ().length (), signature); auto len = i2p::data::ByteStreamToBase64 (signature, signatureLen, sig, signatureLen*2); sig[len] = 0; out << "#!sig=" << sig; s << "<b>" << tr("SUCCESS") << "</b>:<br>\r\n<form action=\"http://shx5vqsw7usdaunyzr2qmes2fq37oumybpudrd4jjj4e4vk4uusa.b32.i2p/add\" method=\"post\" rel=\"noreferrer\" target=\"_blank\">\r\n" "<textarea readonly name=\"record\" cols=\"80\" rows=\"10\">" << out.str () << "</textarea>\r\n<br>\r\n<br>\r\n" "<b>" << tr("Register at reg.i2p") << ":</b>\r\n<br>\r\n" "<b>" << tr("Description") << ":</b>\r\n<input type=\"text\" maxlength=\"64\" name=\"desc\" placeholder=\"" << tr("A bit information about service on domain") << "\">\r\n" "<input type=\"submit\" value=\"" << tr("Submit") << "\">\r\n" "</form>\r\n<br>\r\n"; delete[] signature; delete[] sig; } else s << "<b>" << tr("ERROR") << "</b>: " << tr("Domain can't end with .b32.i2p") << "\r\n<br>\r\n<br>\r\n"; } else s << "<b>" << tr("ERROR") << "</b>: " << tr("Domain must end with .i2p") << "\r\n<br>\r\n<br>\r\n"; } else s << "<b>" << tr("ERROR") << "</b>: " << tr("Such destination is not found") << "\r\n<br>\r\n<br>\r\n"; s << "<a href=\"" << webroot << "?page=local_destination&b32=" << b32 << "\">" << tr("Return to destination page") << "</a>\r\n"; return; } else if (cmd == HTTP_COMMAND_SETLANGUAGE) { std::string lang = params["lang"]; std::string currLang = i2p::client::context.GetLanguage ()->GetLanguage(); if (currLang.compare(lang) != 0) i2p::i18n::SetLanguage(lang); } else if (cmd == HTTP_COMMAND_RELOAD_CSS) { LoadExtCSS(); } else { res.code = 400; ShowError(s, tr("Unknown command") + ": " + cmd); return; } s << "<b>" << tr("SUCCESS") << "</b>: " << tr("Command accepted") << "<br><br>\r\n"; s << "<a href=\"" << webroot << "?page=commands\">" << tr("Back to commands list") << "</a><br>\r\n"; s << "<p>" << tr("You will be redirected in 5 seconds") << "</b>"; res.add_header("Refresh", redirect.c_str()); } void HTTPConnection::SendReply (HTTPRes& reply, std::string& content) { reply.add_header("X-Frame-Options", "SAMEORIGIN"); reply.add_header("X-Content-Type-Options", "nosniff"); reply.add_header("X-XSS-Protection", "1; mode=block"); reply.add_header("Content-Type", "text/html"); reply.body = content; m_SendBuffer = reply.to_string(); boost::asio::async_write (*m_Socket, boost::asio::buffer(m_SendBuffer), std::bind (&HTTPConnection::Terminate, shared_from_this (), std::placeholders::_1)); } HTTPServer::HTTPServer (const std::string& address, int port): m_IsRunning (false), m_Thread (nullptr), m_Work (m_Service), m_Acceptor (m_Service, boost::asio::ip::tcp::endpoint (boost::asio::ip::address::from_string(address), port)), m_Hostname(address) { } HTTPServer::~HTTPServer () { Stop (); } void HTTPServer::Start () { bool needAuth; i2p::config::GetOption("http.auth", needAuth); std::string user; i2p::config::GetOption("http.user", user); std::string pass; i2p::config::GetOption("http.pass", pass); /* generate pass if needed */ if (needAuth && pass == "") { uint8_t random[16]; char alnum[] = "0123456789" "ABCDEFGHIJKLMNOPQRSTUVWXYZ" "abcdefghijklmnopqrstuvwxyz"; pass.resize(sizeof(random)); RAND_bytes(random, sizeof(random)); for (size_t i = 0; i < sizeof(random); i++) { pass[i] = alnum[random[i] % (sizeof(alnum) - 1)]; } i2p::config::SetOption("http.pass", pass); LogPrint(eLogInfo, "HTTPServer: Password set to ", pass); } m_IsRunning = true; m_Thread.reset (new std::thread (std::bind (&HTTPServer::Run, this))); m_Acceptor.listen (); Accept (); LoadExtCSS(); } void HTTPServer::Stop () { m_IsRunning = false; boost::system::error_code ec; m_Acceptor.cancel(ec); if (ec) LogPrint (eLogDebug, "HTTPServer: Error while cancelling operations on acceptor: ", ec.message ()); m_Acceptor.close(); m_Service.stop (); if (m_Thread) { m_Thread->join (); m_Thread = nullptr; } } void HTTPServer::Run () { i2p::util::SetThreadName("Webconsole"); while (m_IsRunning) { try { m_Service.run (); } catch (std::exception& ex) { LogPrint (eLogError, "HTTPServer: Runtime exception: ", ex.what ()); } } } void HTTPServer::Accept () { auto newSocket = std::make_shared<boost::asio::ip::tcp::socket> (m_Service); m_Acceptor.async_accept (*newSocket, std::bind (&HTTPServer::HandleAccept, this, std::placeholders::_1, newSocket)); } void HTTPServer::HandleAccept(const boost::system::error_code& ecode, std::shared_ptr<boost::asio::ip::tcp::socket> newSocket) { if (!ecode) CreateConnection(newSocket); else { if (newSocket) newSocket->close(); LogPrint(eLogError, "HTTP Server: Error handling accept: ", ecode.message()); } Accept (); } void HTTPServer::CreateConnection(std::shared_ptr<boost::asio::ip::tcp::socket> newSocket) { auto conn = std::make_shared<HTTPConnection> (m_Hostname, newSocket); conn->Receive (); } } // http } // i2p