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wsgateEHS.cpp
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wsgateEHS.cpp
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#include "wsgateEHS.hpp"
#include "wsgate.hpp"
namespace wsgate{
WsGate::MimeType WsGate::simpleMime(const string & filename)
{
if (ends_with(filename, ".txt"))
return TEXT;
if (ends_with(filename, ".html"))
return HTML;
if (ends_with(filename, ".png"))
return PNG;
if (ends_with(filename, ".ico"))
return ICO;
if (ends_with(filename, ".js"))
return JAVASCRIPT;
if (ends_with(filename, ".json"))
return JSON;
if (ends_with(filename, ".css"))
return CSS;
if (ends_with(filename, ".cur"))
return CUR;
if (ends_with(filename, ".ogg"))
return OGG;
return BINARY;
}
WsGate::WsGate(EHS *parent, std::string registerpath)
: EHS(parent, registerpath)
, m_sHostname()
, m_sDocumentRoot()
, m_sPidFile()
, m_bDebug(false)
, m_bEnableCore(false)
, m_SessionMap()
, m_allowedHosts()
, m_deniedHosts()
, m_bOrderDenyAllow(true)
, m_sConfigFile()
, m_ptIniConfig()
, m_bDaemon(false)
, m_bRedirect(false)
, m_StaticCache()
{
overrideParams.m_bOverrideRdpHost = false;
overrideParams.m_bOverrideRdpPort = false;
overrideParams.m_bOverrideRdpUser = false;
overrideParams.m_bOverrideRdpPass = false;
overrideParams.m_bOverrideRdpPcb = false;
overrideParams.m_bOverrideRdpPerf = false;
overrideParams.m_bOverrideRdpNowallp = false;
overrideParams.m_bOverrideRdpNowdrag = false;
overrideParams.m_bOverrideRdpNomani = false;
overrideParams.m_bOverrideRdpNotheme = false;
overrideParams.m_bOverrideRdpNotls = false;
overrideParams.m_bOverrideRdpNonla = false;
overrideParams.m_bOverrideRdpFntlm = false;
}
WsGate::~WsGate()
{
if (!m_sPidFile.empty()) {
unlink(m_sPidFile.c_str());
}
}
HttpResponse* WsGate::HandleThreadException(ehs_threadid_t, HttpRequest *request, exception &ex)
{
HttpResponse *ret = NULL;
string msg(ex.what());
log::err << "##################### Catched " << msg << endl;
log::err << "request: " << hex << request << dec << endl;
tracing::exception *btx =
dynamic_cast<tracing::exception*>(&ex);
if (NULL != btx) {
string tmsg = btx->where();
log::err << "Backtrace:" << endl << tmsg;
if (0 != msg.compare("fatal")) {
ret = HttpResponse::Error(HTTPRESPONSECODE_500_INTERNALSERVERERROR, request);
string body(ret->GetBody());
tmsg.insert(0, "<br>\n<pre>").append(msg).append("</pre><p><a href=\"/\">Back to main page</a>");
body.insert(body.find("</body>"), tmsg);
ret->SetBody(body.c_str(), body.length());
}
} else {
ret = HttpResponse::Error(HTTPRESPONSECODE_500_INTERNALSERVERERROR, request);
}
return ret;
}
void WsGate::CheckForPredefined(string& rdpHost, string& rdpUser, string& rdpPass)
{
if (this->overrideParams.m_bOverrideRdpHost)
rdpHost.assign(this->overrideParams.m_sRdpOverrideHost);
if (this->overrideParams.m_bOverrideRdpUser)
rdpUser.assign(this->overrideParams.m_sRdpOverrideUser);
if (this->overrideParams.m_bOverrideRdpPass)
rdpPass.assign(this->overrideParams.m_sRdpOverridePass);
}
bool WsGate::ConnectionIsAllowed(string rdphost)
{
bool denied = true;
vector<boost::regex>::iterator ri;
if (m_bOrderDenyAllow) {
denied = false;
for (ri = m_deniedHosts.begin(); ri != m_deniedHosts.end(); ++ri) {
if (regex_match(rdphost, *ri)) {
denied = true;
break;
}
}
for (ri = m_allowedHosts.begin(); ri != m_allowedHosts.end(); ++ri) {
if (regex_match(rdphost, *ri)) {
denied = false;
break;
}
}
} else {
for (ri = m_allowedHosts.begin(); ri != m_allowedHosts.end(); ++ri) {
if (regex_match(rdphost, *ri)) {
denied = false;
break;
}
}
for (ri = m_deniedHosts.begin(); ri != m_deniedHosts.end(); ++ri) {
if (regex_match(rdphost, *ri)) {
denied = true;
break;
}
}
}
return true;
}
void WsGate::LogInfo(std::basic_string<char> remoteAdress, string uri, const char response[])
{
log::info << "Request FROM: " << remoteAdress << " replied with " << response << endl;
}
ResponseCode WsGate::HandleRobotsRequest(HttpRequest *request, HttpResponse *response, string uri, string thisHost)
{
response->SetHeader("Content-Type", "text/plain");
response->SetBody("User-agent: *\nDisallow: /\n", 26);
return HTTPRESPONSECODE_200_OK;
}
/* =================================== CURSOR HANDLING =================================== */
ResponseCode WsGate::HandleCursorRequest(HttpRequest *request, HttpResponse *response, string uri, string thisHost)
{
string idpart(uri.substr(5));
vector<string> parts;
boost::split(parts, idpart, is_any_of("/"));
SessionMap::iterator it = m_SessionMap.find(parts[0]);
if (it != m_SessionMap.end()) {
uint32_t cid = 0;
try {
cid = boost::lexical_cast<uint32_t>(parts[1]);
} catch (const boost::bad_lexical_cast & e) { cid = 0; }
if (cid) {
RDP::cursor c = it->second->GetCursor(cid);
time_t ct = c.get<0>();
if (0 != ct) {
if (notModified(request, response, ct)) {
return HTTPRESPONSECODE_304_NOT_MODIFIED;
}
string png = c.get<1>();
if (!png.empty()) {
response->SetHeader("Content-Type", "image/cur");
response->SetLastModified(ct);
response->SetBody(png.data(), png.length());
LogInfo(request->RemoteAddress(), uri, "200 OK");
return HTTPRESPONSECODE_200_OK;
}
}
}
}
LogInfo(request->RemoteAddress(), uri, "404 Not Found");
return HTTPRESPONSECODE_404_NOTFOUND;
}
/* =================================== REDIRECT REQUEST =================================== */
ResponseCode WsGate::HandleRedirectRequest(HttpRequest *request, HttpResponse *response, string uri, string thisHost)
{
string dest(boost::starts_with(uri, "/wsgate?") ? "wss" : "https");
//adding the sslPort to the dest Location
if (this->m_ptIniConfig.get_optional<uint16_t>("ssl.port"))
{
stringstream sslPort;
sslPort << this->m_ptIniConfig.get<uint16_t>("ssl.port");
//Replace the http port with the ssl one
string thisSslHost = thisHost.substr(0, thisHost.find(":")) + ":" + sslPort.str();
//append the rest of the uri
dest.append("://").append(thisSslHost).append(uri);
response->SetHeader("Location", dest);
LogInfo(request->RemoteAddress(), uri, "301 Moved permanently");
return HTTPRESPONSECODE_301_MOVEDPERMANENTLY;
}
else
{
LogInfo(request->RemoteAddress(), uri, "404 Not found");
return HTTPRESPONSECODE_404_NOTFOUND;
}
}
/* =================================== HANDLE WSGATE REQUEST =================================== */
int WsGate::CheckIfWSocketRequest(HttpRequest *request, HttpResponse *response, string uri, string thisHost)
{
if (0 != request->HttpVersion().compare("1.1"))
{
LogInfo(request->RemoteAddress(), uri, "400 (Not HTTP 1.1)");
return 400;
}
string wshost(to_lower_copy(request->Headers("Host")));
string wsconn(to_lower_copy(request->Headers("Connection")));
string wsupg(to_lower_copy(request->Headers("Upgrade")));
string wsver(request->Headers("Sec-WebSocket-Version"));
string wskey(request->Headers("Sec-WebSocket-Key"));
string wsproto(request->Headers("Sec-WebSocket-Protocol"));
string wsext(request->Headers("Sec-WebSocket-Extension"));
if (!MultivalHeaderContains(wsconn, "upgrade"))
{
LogInfo(request->RemoteAddress(), uri, "400 (No upgrade header)");
return 400;
}
if (!MultivalHeaderContains(wsupg, "websocket"))
{
LogInfo(request->RemoteAddress(), uri, "400 (Upgrade header does not contain websocket tag)");
return 400;
}
if (0 != wshost.compare(thisHost))
{
LogInfo(request->RemoteAddress(), uri, "400 (Host header does not match)");
return 400;
}
string wskey_decoded(base64_decode(wskey));
if (16 != wskey_decoded.length())
{
LogInfo(request->RemoteAddress(), uri, "400 (Invalid WebSocket key)");
return 400;
}
if (!MultivalHeaderContains(wsver, "13"))
{
response->SetHeader("Sec-WebSocket-Version", "13");
LogInfo(request->RemoteAddress(), uri, "426 (Protocol version not 13)");
return 426;
}
return 0;
}
ResponseCode WsGate::HandleWsgateRequest(HttpRequest *request, HttpResponse *response, std::string uri, std::string thisHost)
{
//FreeRDP Params
string dtsize;
string rdphost;
string rdppcb;
string rdpuser;
int rdpport = 0;
string rdppass;
WsRdpParams params;
bool setCookie = true;
EmbeddedContext embeddedContext = CONTEXT_PLAIN;
if(boost::starts_with(uri, "/wsgate?token="))
{
// OpenStack console authentication
setCookie = false;
try
{
log::info << "Starting OpenStack token authentication" << endl;
string tokenId = request->FormValues("token").m_sBody;
nova_console_token_auth* token_auth = nova_console_token_auth_factory::get_instance();
nova_console_info info = token_auth->get_console_info(m_sOpenStackAuthUrl, m_sOpenStackUsername,
m_sOpenStackPassword, m_sOpenStackProjectName,
m_sOpenStackProjectId,
m_sOpenStackProjectDomainName, m_sOpenStackUserDomainName,
m_sOpenStackProjectDomainId, m_sOpenStackUserDomainId,
tokenId, m_sOpenStackKeystoneVersion, m_sOpenStackRegion);
log::info << "Host: " << info.host << " Port: " << info.port
<< " Internal access path: " << info.internal_access_path
<< endl;
rdphost = info.host;
rdpport = info.port;
rdppcb = info.internal_access_path;
rdpuser = m_sHyperVHostUsername;
rdppass = m_sHyperVHostPassword;
embeddedContext = CONTEXT_EMBEDDED;
}
catch(exception& ex)
{
log::err << "OpenStack token authentication failed: " << ex.what() << endl;
return HTTPRESPONSECODE_400_BADREQUEST;
}
}
params =
{
rdpport,
1024,
768,
this->overrideParams.m_bOverrideRdpPerf ? this->overrideParams.m_RdpOverrideParams.perf : nFormValue(request, "perf", 0),
this->overrideParams.m_bOverrideRdpFntlm ? this->overrideParams.m_RdpOverrideParams.fntlm : nFormValue(request, "fntlm", 0),
this->overrideParams.m_bOverrideRdpNotls ? this->overrideParams.m_RdpOverrideParams.notls : nFormValue(request, "notls", 0),
this->overrideParams.m_bOverrideRdpNonla ? this->overrideParams.m_RdpOverrideParams.nonla : nFormValue(request, "nonla", 0),
this->overrideParams.m_bOverrideRdpNowallp ? this->overrideParams.m_RdpOverrideParams.nowallp : nFormValue(request, "nowallp", 0),
this->overrideParams.m_bOverrideRdpNowdrag ? this->overrideParams.m_RdpOverrideParams.nowdrag : nFormValue(request, "nowdrag", 0),
this->overrideParams.m_bOverrideRdpNomani ? this->overrideParams.m_RdpOverrideParams.nomani : nFormValue(request, "nomani", 0),
this->overrideParams.m_bOverrideRdpNotheme ? this->overrideParams.m_RdpOverrideParams.notheme : nFormValue(request, "notheme", 0),
};
CheckForPredefined(rdphost, rdpuser, rdppass);
if( !ConnectionIsAllowed(rdphost) ){
LogInfo(request->RemoteAddress(), rdphost, "403 Denied by access rules");
return HTTPRESPONSECODE_403_FORBIDDEN;
}
if (!dtsize.empty()) {
try {
vector<string> wh;
boost::split(wh, dtsize, is_any_of("x"));
if (wh.size() == 2) {
params.width = boost::lexical_cast<int>(wh[0]);
params.height = boost::lexical_cast<int>(wh[1]);
}
} catch (const exception &e) {
params.width = 1024;
params.height = 768;
}
}
response->SetBody("", 0);
int wsocketCheck = CheckIfWSocketRequest(request, response, uri, thisHost);
if(wsocketCheck != 0)
{
//using a switch in case of new errors being thrown from the wsocket check
switch(wsocketCheck)
{
case 400:
{
return HTTPRESPONSECODE_400_BADREQUEST;
};
case 426:
{
return HTTPRESPONSECODE_426_UPGRADE_REQUIRED;
};
}
}
string wskey(request->Headers("Sec-WebSocket-Key"));
SHA1 sha1;
uint32_t digest[5];
sha1 << wskey.c_str() << ws_magic;
if (!sha1.Result(digest))
{
LogInfo(request->RemoteAddress(), uri, "500 (Digest calculation failed)");
return HTTPRESPONSECODE_500_INTERNALSERVERERROR;
}
// Handle endianess
for (int i = 0; i < 5; ++i)
{
digest[i] = htonl(digest[i]);
}
MyRawSocketHandler *sh = dynamic_cast<MyRawSocketHandler*>(GetRawSocketHandler());
if (!sh)
{
throw tracing::runtime_error("No raw socket handler available");
}
response->EnableIdleTimeout(false);
response->EnableKeepAlive(true);
try
{
if (!sh->Prepare(request->Connection(), rdphost, rdppcb, rdpuser, rdppass, params, embeddedContext))
{
LogInfo(request->RemoteAddress(), uri, "503 (RDP backend not available)");
response->EnableIdleTimeout(true);
return HTTPRESPONSECODE_503_SERVICEUNAVAILABLE;
}
}
catch(...)
{
log::info << "caught exception!" << endl;
}
response->RemoveHeader("Content-Type");
response->RemoveHeader("Content-Length");
response->RemoveHeader("Last-Modified");
response->RemoveHeader("Cache-Control");
string wsproto(request->Headers("Sec-WebSocket-Protocol"));
if (0 < wsproto.length())
{
response->SetHeader("Sec-WebSocket-Protocol", wsproto);
}
response->SetHeader("Upgrade", "websocket");
response->SetHeader("Connection", "Upgrade");
response->SetHeader("Sec-WebSocket-Accept", base64_encode(reinterpret_cast<const unsigned char *>(digest), 20));
LogInfo(request->RemoteAddress(), uri, "101");
return HTTPRESPONSECODE_101_SWITCHING_PROTOCOLS;
}
// generates a page for each http request
ResponseCode WsGate::HandleRequest(HttpRequest *request, HttpResponse *response)
{
//Connection Params
string uri = request->Uri();
string thisHost = m_sHostname.empty() ? request->Headers("Host") : m_sHostname;
//add new behaviour note:
//those requests that have the same beggining have to be placed with an if else condition
if(request->Method() != REQUESTMETHOD_GET)
return HTTPRESPONSECODE_400_BADREQUEST;
if (m_bRedirect && (!request->Secure()))
{
return HandleRedirectRequest(request, response, uri, thisHost);
}
if(boost::starts_with(uri, "/robots.txt"))
{
return HandleRobotsRequest(request, response, uri, thisHost);
}
if(boost::starts_with(uri, "/cur/"))
{
return HandleCursorRequest(request, response, uri, thisHost);
}
if(boost::starts_with(uri, "/wsgate"))
{
return HandleWsgateRequest(request, response, uri, thisHost);
}
if(boost::starts_with(uri, "/connect?"))
{
//handle a direct connection via queryString here
return HTTPRESPONSECODE_200_OK;
}
return HandleHTTPRequest(request, response);
}
ResponseCode WsGate::HandleHTTPRequest(HttpRequest *request, HttpResponse *response, bool tokenAuth)
{
string uri(request->Uri());
string thisHost(m_sHostname.empty() ? request->Headers("Host") : m_sHostname);
// Regular (non WebSockets) request
bool bDynDebug = m_bDebug;
if (!bDynDebug) {
// Enable debugging by using a custom UserAgent header
if (iequals(request->Headers("X-WSGate-Debug"), "true")) {
bDynDebug = true;
}
}
if (0 != thisHost.compare(request->Headers("Host"))) {
LogInfo(request->RemoteAddress(), uri, "404 Not found");
return HTTPRESPONSECODE_404_NOTFOUND;
}
path p(m_sDocumentRoot);
p /= uri;
if (ends_with(uri, "/")) {
p /= (bDynDebug ? "/index-debug.html" : "/index.html");
}
p.normalize();
bool externalRequest = false;
if (!exists(p)) {
p = m_sDocumentRoot;
p /= "index.html";
}
if (!is_regular_file(p)) {
LogInfo(request->RemoteAddress(), uri, "403 Forbidden");
log::warn << "Request from " << request->RemoteAddress()
<< ": " << uri << " => 403 Forbidden" << endl;
p = m_sDocumentRoot;
p /= "index.html";
}
// Handle If-modified-sice request header
time_t mtime = last_write_time(p);
if (notModified(request, response, mtime)) {
return HTTPRESPONSECODE_304_NOT_MODIFIED;
}
response->SetLastModified(mtime);
string body;
StaticCache::iterator ci = m_StaticCache.find(p);
if ((m_StaticCache.end() != ci) && (ci->second.get<0>() == mtime)) {
body.assign(ci->second.get<1>());
} else {
fs::ifstream f(p, ios::binary);
if (f.fail()) {
log::warn << "Request from " << request->RemoteAddress()
<< ": " << uri << " => 404 (file '" << p << "' unreadable)" << endl;
return HTTPRESPONSECODE_404_NOTFOUND;
}
body.assign((istreambuf_iterator<char>(f)), istreambuf_iterator<char>());
f.close();
m_StaticCache[p] = cache_entry(mtime, body);
}
#ifdef BOOST_FILESYSTEM_VERSION
#if (BOOST_FILESYSTEM_VERSION >= 3)
string basename(p.filename().generic_string());
#else
string basename(p.filename());
#endif
#else
// Not defined at all: old API
string basename(p.filename());
#endif
MimeType mt = simpleMime(to_lower_copy(basename));
if (HTML == mt) {
ostringstream oss;
oss << (request->Secure() ? "wss://" : "ws://") << thisHost << "/wsgate";
replace_all(body, "%WSURI%", oss.str());
replace_all(body, "%JSDEBUG%", (bDynDebug ? "-debug" : ""));
string tmp;
if(externalRequest)
{
string dtsize(request->FormValues("dtsize").m_sBody);
string port(request->FormValues("port").m_sBody);
replace_all(body, "%COOKIE_LASTUSER%", request->FormValues("user").m_sBody);
replace_all(body, "%COOKIE_LASTPASS%", base64_decode(request->FormValues("pass").m_sBody)); // Passw0rd
replace_all(body, "%COOKIE_LASTHOST%", request->FormValues("host").m_sBody);
replace_all(body, "%COOKIE_LASTPCB%", request->FormValues("pcb").m_sBody);
replace_all(body, "var externalConnection = false;", "var externalConnection = true;");
}
else
{
tmp.assign(this->overrideParams.m_bOverrideRdpUser ? "<predefined>" : request->Cookies("lastuser"));
replace_all(body, "%COOKIE_LASTUSER%", tmp);
tmp.assign(this->overrideParams.m_bOverrideRdpUser ? "disabled=\"disabled\"" : "");
replace_all(body, "%DISABLED_USER%", tmp);
tmp.assign(this->overrideParams.m_bOverrideRdpPass ? "SomthingUseless" : base64_decode(request->Cookies("lastpass")));
replace_all(body, "%COOKIE_LASTPASS%", tmp);
tmp.assign(this->overrideParams.m_bOverrideRdpPass ? "disabled=\"disabled\"" : "");
replace_all(body, "%DISABLED_PASS%", tmp);
tmp.assign(this->overrideParams.m_bOverrideRdpHost ? "<predefined>" : request->Cookies("lasthost"));
replace_all(body, "%COOKIE_LASTHOST%", tmp);
tmp.assign(this->overrideParams.m_bOverrideRdpHost ? "disabled=\"disabled\"" : "");
replace_all(body, "%DISABLED_HOST%", tmp);
tmp.assign(this->overrideParams.m_bOverrideRdpPcb ? "<predefined>" : request->Cookies("lastpcb"));
replace_all(body, "%COOKIE_LASTPCB%", tmp);
tmp.assign(this->overrideParams.m_bOverrideRdpPcb ? "disabled=\"disabled\"" : "");
replace_all(body, "%DISABLED_PCB%", tmp);
}
tmp.assign(VERSION).append(".").append(GITREV);
replace_all(body, "%VERSION%", tmp);
//The new Port Selector
if (this->overrideParams.m_bOverrideRdpPort) {
replace_all(body, "%DISABLED_PORT%", "disabled=\"disabled\"");
} else {
replace_all(body, "%DISABLED_PORT%", "");
}
tmp.assign(this->overrideParams.m_bOverrideRdpPort ? boost::lexical_cast<string>(this->overrideParams.m_RdpOverrideParams.port) : "3389");
replace_all(body, "%DEFAULT_PORT%", tmp);
//The Desktop Resolution
if (this->overrideParams.m_bOverrideRdpPerf) {
replace_all(body, "%DISABLED_PERF%", "disabled=\"disabled\"");
replace_all(body, "%SELECTED_PERF0%", (0 == this->overrideParams.m_RdpOverrideParams.perf) ? "selected" : "");
replace_all(body, "%SELECTED_PERF1%", (1 == this->overrideParams.m_RdpOverrideParams.perf) ? "selected" : "");
replace_all(body, "%SELECTED_PERF2%", (2 == this->overrideParams.m_RdpOverrideParams.perf) ? "selected" : "");
} else {
replace_all(body, "%DISABLED_PERF%", "");
replace_all(body, "%SELECTED_PERF0%", "");
replace_all(body, "%SELECTED_PERF1%", "");
replace_all(body, "%SELECTED_PERF2%", "");
}
if (this->overrideParams.m_bOverrideRdpFntlm) {
replace_all(body, "%DISABLED_FNTLM%", "disabled=\"disabled\"");
replace_all(body, "%SELECTED_FNTLM0%", (0 == this->overrideParams.m_RdpOverrideParams.fntlm) ? "selected" : "");
replace_all(body, "%SELECTED_FNTLM1%", (1 == this->overrideParams.m_RdpOverrideParams.fntlm) ? "selected" : "");
replace_all(body, "%SELECTED_FNTLM2%", (2 == this->overrideParams.m_RdpOverrideParams.fntlm) ? "selected" : "");
} else {
replace_all(body, "%DISABLED_FNTLM%", "");
replace_all(body, "%SELECTED_FNTLM0%", "");
replace_all(body, "%SELECTED_FNTLM1%", "");
replace_all(body, "%SELECTED_FNTLM2%", "");
}
if (this->overrideParams.m_bOverrideRdpNowallp) {
tmp.assign("disabled=\"disabled\"").append((this->overrideParams.m_RdpOverrideParams.nowallp) ? " checked=\"checked\"" : "");
} else {
tmp.assign("");
}
replace_all(body, "%CHECKED_NOWALLP%", tmp);
if (this->overrideParams.m_bOverrideRdpNowdrag) {
tmp.assign("disabled=\"disabled\"").append((this->overrideParams.m_RdpOverrideParams.nowdrag) ? " checked=\"checked\"" : "");
} else {
tmp.assign("");
}
replace_all(body, "%CHECKED_NOWDRAG%", tmp);
if (this->overrideParams.m_bOverrideRdpNomani) {
tmp.assign("disabled=\"disabled\"").append((this->overrideParams.m_RdpOverrideParams.nomani) ? " checked=\"checked\"" : "");
} else {
tmp.assign("");
}
replace_all(body, "%CHECKED_NOMANI%", tmp);
if (this->overrideParams.m_bOverrideRdpNotheme) {
tmp.assign("disabled=\"disabled\"").append((this->overrideParams.m_RdpOverrideParams.notheme) ? " checked=\"checked\"" : "");
} else {
tmp.assign("");
}
replace_all(body, "%CHECKED_NOTHEME%", tmp);
if (this->overrideParams.m_bOverrideRdpNotls) {
tmp.assign("disabled=\"disabled\"").append((this->overrideParams.m_RdpOverrideParams.notls) ? " checked=\"checked\"" : "");
} else {
tmp.assign("");
}
replace_all(body, "%CHECKED_NOTLS%", tmp);
if (this->overrideParams.m_bOverrideRdpNonla) {
tmp.assign("disabled=\"disabled\"").append((this->overrideParams.m_RdpOverrideParams.nonla) ? " checked=\"checked\"" : "");
} else {
tmp.assign("");
}
replace_all(body, "%CHECKED_NONLA%", tmp);
}
switch (mt) {
case TEXT:
response->SetHeader("Content-Type", "text/plain");
response->SetHeader("Cache-Control", "no-cache, private");
break;
case HTML:
response->SetHeader("Content-Type", "text/html");
response->SetHeader("Cache-Control", "no-cache, private");
break;
case PNG:
response->SetHeader("Content-Type", "image/png");
break;
case ICO:
response->SetHeader("Content-Type", "image/x-icon");
break;
case JAVASCRIPT:
response->SetHeader("Content-Type", "text/javascript");
break;
case JSON:
response->SetHeader("Content-Type", "application/json");
break;
case CSS:
response->SetHeader("Content-Type", "text/css");
break;
case OGG:
response->SetHeader("Content-Type", "audio/ogg");
break;
case CUR:
response->SetHeader("Content-Type", "image/cur");
break;
case BINARY:
response->SetHeader("Content-Type", "application/octet-stream");
break;
}
response->SetBody(body.data(), body.length());
LogInfo(request->RemoteAddress(), uri, "200 OK");
return HTTPRESPONSECODE_200_OK;
}
boost::property_tree::ptree WsGate::GetConfig() {
return this->m_ptIniConfig;
}
const string & WsGate::GetConfigFile() {
return m_sConfigFile;
}
bool WsGate::GetEnableCore() {
return m_bEnableCore;
}
bool WsGate::SetConfigFile(const string &name) {
if (name.empty()) {
#ifdef _WIN32
wsgate::log::err << "Config filename is empty." << endl;
#endif
cerr << "Config filename is empty." << endl;
return false;
}
m_sConfigFile = name;
return true;
}
bool WsGate::ReadConfig(wsgate::log *logger) {
// config file options
po::options_description cfg("");
cfg.add_options()
("global.daemon", po::value<string>(), "enable/disable daemon mode")
("global.pidfile", po::value<string>(), "path of PID file in daemon mode")
("global.debug", po::value<string>(), "enable/disable debugging")
("global.enablecore", po::value<string>(), "enable/disable coredumps")
("global.hostname", po::value<string>(), "specify host name")
("global.port", po::value<uint16_t>(), "specify listening port")
("global.bindaddr", po::value<string>(), "specify bind address")
("global.redirect", po::value<string>(), "Flag: Always redirect non-SSL to SSL")
("global.logmask", po::value<string>(), "specify syslog mask")
("global.logfacility", po::value<string>(), "specify syslog facility")
("ssl.port", po::value<uint16_t>(), "specify listening port for SSL")
("ssl.bindaddr", po::value<string>(), "specify bind address for SSL")
("ssl.certfile", po::value<string>(), "specify certificate file")
("ssl.certpass", po::value<string>(), "specify certificate passphrase")
("threading.mode", po::value<string>(), "specify threading mode")
("threading.poolsize", po::value<int>(), "specify threading pool size")
("http.maxrequestsize", po::value<unsigned long>(), "specify maximum http request size")
("http.documentroot", po::value<string>(), "specify http document root")
("acl.allow", po::value<vector<string>>()->multitoken(), "Allowed destination hosts or nets")
("acl.deny", po::value<vector<string>>()->multitoken(), "Denied destination hosts or nets")
("acl.order", po::value<string>(), "Order (deny,allow or allow,deny)")
("rdpoverride.host", po::value<string>(), "Predefined RDP destination host")
("rdpoverride.port", po::value<uint16_t>(), "Predefined RDP port")
("rdpoverride.user", po::value<string>(), "Predefined RDP user")
("rdpoverride.pass", po::value<string>(), "Predefined RDP password")
("rdpoverride.performance", po::value<int>(), "Predefined RDP performance")
("rdpoverride.nowallpaper", po::value<string>(), "Predefined RDP flag: No wallpaper")
("rdpoverride.nofullwindowdrag", po::value<string>(), "Predefined RDP flag: No full window drag")
("rdpoverride.nomenuanimation", po::value<string>(), "Predefined RDP flag: No full menu animation")
("rdpoverride.notheming", po::value<string>(), "Predefined RDP flag: No theming")
("rdpoverride.notls", po::value<string>(), "Predefined RDP flag: Disable TLS")
("rdpoverride.nonla", po::value<string>(), "Predefined RDP flag: Disable NLA")
("rdpoverride.forcentlm", po::value<int>(), "Predefined RDP flag: Force NTLM")
("rdpoverride.size", po::value<string>(), "Predefined RDP desktop size")
("openstack.authurl", po::value<string>(), "OpenStack authentication URL")
("openstack.username", po::value<string>(), "OpenStack username")
("openstack.password", po::value<string>(), "OpenStack password")
("openstack.tenantname", po::value<string>(), "OpenStack tenant name")
("hyperv.hostusername", po::value<string>(), "Hyper-V username")
("hyperv.hostpassword", po::value<string>(), "Hyper-V user's password")
;
try {
boost::property_tree::ini_parser::read_ini(m_sConfigFile, this->m_ptIniConfig);
boost::property_tree::ptree pt = this->m_ptIniConfig;
try {
// Examine values from config file
m_bDaemon = str2bool(pt.get<std::string>("global.daemon","false"));
m_bDebug = str2bool(pt.get<std::string>("global.debug","false"));
m_bEnableCore = str2bool(pt.get<std::string>("global.enablecore","false"));
if (pt.get_optional<std::string>("global.logmask")) {
if (NULL != logger) {
logger->setmaskByName(to_upper_copy(pt.get<std::string>("global.logmask")));
}
}
if (pt.get_optional<std::string>("global.logfacility")) {
if (NULL != logger) {
logger->setfacilityByName(to_upper_copy(pt.get<std::string>("global.logfacility")));
}
}
if (!pt.get_optional<std::string>("global.port") && !pt.get_optional<std::string>("ssl.port")) {
throw tracing::invalid_argument("No listening ports defined.");
}
if (!pt.get_optional<std::string>("http.documentroot")) {
throw tracing::invalid_argument("No documentroot defined.");
}
m_sDocumentRoot.assign(pt.get<std::string>("http.documentroot"));
if (m_sDocumentRoot.empty()) {
throw tracing::invalid_argument("documentroot is empty.");
}
m_bRedirect = str2bool(pt.get<std::string>("global.redirect","false"));
if (pt.get_optional<std::string>("acl.order")) {
setAclOrder(pt.get<std::string>("acl.order"));
}
if (pt.get_child_optional("acl.allow")) {
setHostList(as_vector<std::string>(pt, "acl.allow"), m_allowedHosts);
}
if (pt.get_child_optional("acl.deny")) {
setHostList(as_vector<std::string>(pt, "acl.deny"), m_deniedHosts);
}
if (pt.get_optional<std::string>("rdpoverride.host")) {
this->overrideParams.m_sRdpOverrideHost.assign(pt.get<std::string>("rdpoverride.host"));
this->overrideParams.m_bOverrideRdpHost = true;
} else {
this->overrideParams.m_bOverrideRdpHost = false;
}
if (pt.get_optional<std::string>("rdpoverride.user")) {
this->overrideParams.m_sRdpOverrideUser.assign(pt.get<std::string>("rdpoverride.user"));
this->overrideParams.m_bOverrideRdpUser = true;
} else {
this->overrideParams.m_bOverrideRdpUser = false;
}
if (pt.get_optional<std::string>("rdpoverride.pass")) {
this->overrideParams.m_sRdpOverridePass.assign(pt.get<std::string>("rdpoverride.pass"));
this->overrideParams.m_bOverrideRdpPass = true;
} else {
this->overrideParams.m_bOverrideRdpPass = false;
}
if (pt.get_optional<std::string>("rdpoverride.pcb")) {
this->overrideParams.m_sRdpOverridePcb.assign(pt.get<std::string>("rdpoverride.pcb"));
this->overrideParams.m_bOverrideRdpPcb = true;
}
else {
this->overrideParams.m_bOverrideRdpPcb = false;
}
if (pt.get_optional<int>("rdpoverride.port")) {
int n = pt.get<int>("rdpoverride.port");
if ((0 > n) || (65536 < n)) {
throw tracing::invalid_argument("Invalid port value.");
}
this->overrideParams.m_RdpOverrideParams.port = n;
this->overrideParams.m_bOverrideRdpPort = true;
} else {
this->overrideParams.m_bOverrideRdpPort = false;
}
if (pt.get_optional<int>("rdpoverride.performance")) {
int n = pt.get<int>("rdpoverride.performance");
if ((0 > n) || (2 < n)) {
throw tracing::invalid_argument("Invalid performance value.");
}
this->overrideParams.m_RdpOverrideParams.perf = n;
this->overrideParams.m_bOverrideRdpPerf = true;
} else {
this->overrideParams.m_bOverrideRdpPerf = false;
}
if (pt.get_optional<int>("rdpoverride.forcentlm")) {
int n = pt.get<int>("rdpoverride.forcentlm");
if ((0 > n) || (2 < n)) {
throw tracing::invalid_argument("Invalid forcentlm value.");
}
this->overrideParams.m_RdpOverrideParams.fntlm = n;
this->overrideParams.m_bOverrideRdpFntlm = true;
} else {
this->overrideParams.m_bOverrideRdpFntlm = false;
}
if (pt.get_optional<std::string>("rdpoverride.nowallpaper")) {
this->overrideParams.m_RdpOverrideParams.nowallp = str2bint(pt.get<std::string>("rdpoverride.nowallpaper"));
this->overrideParams.m_bOverrideRdpNowallp = true;
} else {
this->overrideParams.m_bOverrideRdpNowallp = false;
}
if (pt.get_optional<std::string>("rdpoverride.nofullwindowdrag")) {
this->overrideParams.m_RdpOverrideParams.nowdrag = str2bint(pt.get<std::string>("rdpoverride.nofullwindowdrag"));
this->overrideParams.m_bOverrideRdpNowdrag = true;
} else {
this->overrideParams.m_bOverrideRdpNowdrag = false;
}
if (pt.get_optional<std::string>("rdpoverride.nomenuanimation")) {
this->overrideParams.m_RdpOverrideParams.nomani = str2bint(pt.get<std::string>("rdpoverride.nomenuanimation"));
this->overrideParams.m_bOverrideRdpNomani = true;
} else {
this->overrideParams.m_bOverrideRdpNomani = false;
}
if (pt.get_optional<std::string>("rdpoverride.notheming")) {
this->overrideParams.m_RdpOverrideParams.notheme = str2bint(pt.get<std::string>("rdpoverride.notheming"));
this->overrideParams.m_bOverrideRdpNotheme = true;
} else {
this->overrideParams.m_bOverrideRdpNotheme = false;
}
if (pt.get_optional<std::string>("rdpoverride.notls")) {
this->overrideParams.m_RdpOverrideParams.notls = str2bint(pt.get<std::string>("rdpoverride.notls"));
this->overrideParams.m_bOverrideRdpNotls = true;
} else {
this->overrideParams.m_bOverrideRdpNotls = false;
}
if (pt.get_optional<std::string>("rdpoverride.nonla")) {
this->overrideParams.m_RdpOverrideParams.nonla = str2bint(pt.get<std::string>("rdpoverride.nonla"));
this->overrideParams.m_bOverrideRdpNonla = true;
} else {
this->overrideParams.m_bOverrideRdpNonla = false;
}
if (pt.get_optional<std::string>("global.hostname")) {
m_sHostname.assign(pt.get<std::string>("global.hostname"));
} else {
m_sHostname.clear();
}
if (pt.get_optional<std::string>("openstack.authurl")) {
m_sOpenStackAuthUrl.assign(pt.get<std::string>("openstack.authurl"));
} else {
m_sOpenStackAuthUrl.clear();
}
if (pt.get_optional<std::string>("openstack.username")) {
m_sOpenStackUsername.assign(pt.get<std::string>("openstack.username"));
} else {
m_sOpenStackUsername.clear();
}
if (pt.get_optional<std::string>("openstack.password")) {
m_sOpenStackPassword.assign(pt.get<std::string>("openstack.password"));
} else {
m_sOpenStackPassword.clear();
}
if (pt.get_optional<std::string>("openstack.projectname")) {
m_sOpenStackProjectName.assign(pt.get<std::string>("openstack.projectname"));
}
else if (pt.get_optional<std::string>("openstack.tenantname")) {
m_sOpenStackProjectName.assign(pt.get<std::string>("openstack.tenantname"));
}
else {
m_sOpenStackProjectName.clear();
}
if (pt.get_optional<std::string>("openstack.projectid")) {
m_sOpenStackProjectId.assign(pt.get<std::string>("openstack.projectid"));
}
else {
m_sOpenStackProjectId.clear();
}
if (pt.get_optional<std::string>("openstack.projectdomainname")) {
m_sOpenStackProjectDomainName.assign(pt.get<std::string>("openstack.projectdomainname"));
}
else {
m_sOpenStackProjectDomainName.assign("default");
}
if (pt.get_optional<std::string>("openstack.userdomainname")) {
m_sOpenStackUserDomainName.assign(pt.get<std::string>("openstack.userdomainname"));
}
else {
m_sOpenStackUserDomainName.assign("default");
}
if (pt.get_optional<std::string>("openstack.projectdomainid")) {
m_sOpenStackProjectDomainId.assign(pt.get<std::string>("openstack.projectdomainid"));
}
else {
m_sOpenStackProjectDomainId.clear();
}
if (pt.get_optional<std::string>("openstack.userdomainid")) {
m_sOpenStackUserDomainId.assign(pt.get<std::string>("openstack.userdomainid"));
}
else {
m_sOpenStackUserDomainId.clear();
}
if (pt.get_optional<std::string>("openstack.keystoneversion")) {
m_sOpenStackKeystoneVersion.assign(pt.get<std::string>("openstack.keystoneversion"));
}
else {
m_sOpenStackKeystoneVersion = KEYSTONE_V2;
}
if (pt.get_optional<std::string>("openstack.region")) {
m_sOpenStackRegion.assign(pt.get<std::string>("openstack.region"));
}
else {
m_sOpenStackRegion.clear();
}
if (pt.get_optional<std::string>("hyperv.hostusername")) {
m_sHyperVHostUsername.assign(pt.get<std::string>("hyperv.hostusername"));
} else {
m_sHyperVHostUsername.clear();
}
if (pt.get_optional<std::string>("hyperv.hostpassword")) {
m_sHyperVHostPassword.assign(pt.get<std::string>("hyperv.hostpassword"));
} else {
m_sHyperVHostPassword.clear();
}
} catch (const tracing::invalid_argument & e) {
cerr << e.what() << endl;
wsgate::log::err << e.what() << endl;
wsgate::log::err << e.where() << endl;
return false;
}
} catch (const boost::property_tree::ini_parser_error &e) {
cerr << e.what() << endl;
return false;
}
return true;
}
template <typename T> std::vector<T> WsGate::as_vector(boost::property_tree::ptree const& pt, boost::property_tree::ptree::key_type const& key){
std::vector<T> r;
for (auto& item : pt.get_child(key))
r.push_back(item.second.get_value<T>());
return r;
}