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authorMattes D <github@xoft.cz>2016-01-03 15:59:55 +0100
committerMattes D <github@xoft.cz>2016-03-01 16:19:56 +0100
commitfea556ca1b8aeec975f5276d5d829ee6275841d9 (patch)
tree9a61a61edbb232c01bfb34e1c2959542d470887e /src/HTTP/HTTPServer.cpp
parentAdded HTTPResponseParser. (diff)
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Diffstat (limited to 'src/HTTP/HTTPServer.cpp')
-rw-r--r--src/HTTP/HTTPServer.cpp309
1 files changed, 309 insertions, 0 deletions
diff --git a/src/HTTP/HTTPServer.cpp b/src/HTTP/HTTPServer.cpp
new file mode 100644
index 000000000..741f5f1c5
--- /dev/null
+++ b/src/HTTP/HTTPServer.cpp
@@ -0,0 +1,309 @@
+
+// HTTPServer.cpp
+
+// Implements the cHTTPServer class representing a HTTP webserver that uses cListenThread and cSocketThreads for processing
+
+#include "Globals.h"
+#include "HTTPServer.h"
+#include "HTTPRequestParser.h"
+#include "HTTPServerConnection.h"
+#include "HTTPFormParser.h"
+#include "SslHTTPServerConnection.h"
+
+
+
+
+
+// Disable MSVC warnings:
+#if defined(_MSC_VER)
+ #pragma warning(push)
+ #pragma warning(disable:4355) // 'this' : used in base member initializer list
+#endif
+
+
+
+
+
+class cDebugCallbacks :
+ public cHTTPServer::cCallbacks,
+ protected cHTTPFormParser::cCallbacks
+{
+ virtual void OnRequestBegun(cHTTPServerConnection & a_Connection, cHTTPRequestParser & a_Request) override
+ {
+ UNUSED(a_Connection);
+
+ if (cHTTPFormParser::HasFormData(a_Request))
+ {
+ a_Request.SetUserData(new cHTTPFormParser(a_Request, *this));
+ }
+ }
+
+
+ virtual void OnRequestBody(cHTTPServerConnection & a_Connection, cHTTPRequestParser & a_Request, const char * a_Data, size_t a_Size) override
+ {
+ UNUSED(a_Connection);
+
+ cHTTPFormParser * FormParser = reinterpret_cast<cHTTPFormParser *>(a_Request.GetUserData());
+ if (FormParser != nullptr)
+ {
+ FormParser->Parse(a_Data, a_Size);
+ }
+ }
+
+
+ virtual void OnRequestFinished(cHTTPServerConnection & a_Connection, cHTTPRequestParser & a_Request) override
+ {
+ cHTTPFormParser * FormParser = reinterpret_cast<cHTTPFormParser *>(a_Request.GetUserData());
+ if (FormParser != nullptr)
+ {
+ if (FormParser->Finish())
+ {
+ cHTTPResponse Resp;
+ Resp.SetContentType("text/html");
+ a_Connection.Send(Resp);
+ a_Connection.Send("<html><body><table border=1 cellspacing=0><tr><th>Name</th><th>Value</th></tr>\r\n");
+ for (cHTTPFormParser::iterator itr = FormParser->begin(), end = FormParser->end(); itr != end; ++itr)
+ {
+ a_Connection.Send(Printf("<tr><td valign=\"top\"><pre>%s</pre></td><td valign=\"top\"><pre>%s</pre></td></tr>\r\n", itr->first.c_str(), itr->second.c_str()));
+ } // for itr - FormParser[]
+ a_Connection.Send("</table></body></html>");
+ return;
+ }
+
+ // Parsing failed:
+ cHTTPResponse Resp;
+ Resp.SetContentType("text/plain");
+ a_Connection.Send(Resp);
+ a_Connection.Send("Form parsing failed");
+ return;
+ }
+
+ // Test the auth failure and success:
+ if (a_Request.GetURL() == "/auth")
+ {
+ if (!a_Request.HasAuth() || (a_Request.GetAuthUsername() != "a") || (a_Request.GetAuthPassword() != "b"))
+ {
+ a_Connection.SendNeedAuth("Cuberite WebAdmin");
+ return;
+ }
+ }
+
+ cHTTPResponse Resp;
+ Resp.SetContentType("text/plain");
+ a_Connection.Send(Resp);
+ a_Connection.Send("Hello, world");
+ }
+
+
+ virtual void OnFileStart(cHTTPFormParser & a_Parser, const AString & a_FileName) override
+ {
+ // TODO
+ }
+
+
+ virtual void OnFileData(cHTTPFormParser & a_Parser, const char * a_Data, size_t a_Size) override
+ {
+ // TODO
+ }
+
+
+ virtual void OnFileEnd(cHTTPFormParser & a_Parser) override
+ {
+ // TODO
+ }
+
+};
+
+static cDebugCallbacks g_DebugCallbacks;
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cHTTPServerListenCallbacks:
+
+class cHTTPServerListenCallbacks:
+ public cNetwork::cListenCallbacks
+{
+public:
+ cHTTPServerListenCallbacks(cHTTPServer & a_HTTPServer, UInt16 a_Port):
+ m_HTTPServer(a_HTTPServer),
+ m_Port(a_Port)
+ {
+ }
+
+protected:
+ /** The HTTP server instance that we're attached to. */
+ cHTTPServer & m_HTTPServer;
+
+ /** The port for which this instance is responsible. */
+ UInt16 m_Port;
+
+ // cNetwork::cListenCallbacks overrides:
+ virtual cTCPLink::cCallbacksPtr OnIncomingConnection(const AString & a_RemoteIPAddress, UInt16 a_RemotePort) override
+ {
+ return m_HTTPServer.OnIncomingConnection(a_RemoteIPAddress, a_RemotePort);
+ }
+ virtual void OnAccepted(cTCPLink & a_Link) override {}
+ virtual void OnError(int a_ErrorCode, const AString & a_ErrorMsg) override
+ {
+ LOGWARNING("HTTP server error on port %d: %d (%s)", m_Port, a_ErrorCode, a_ErrorMsg.c_str());
+ }
+};
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cHTTPServer:
+
+cHTTPServer::cHTTPServer(void) :
+ m_Callbacks(nullptr)
+{
+}
+
+
+
+
+
+cHTTPServer::~cHTTPServer()
+{
+ Stop();
+}
+
+
+
+
+
+bool cHTTPServer::Initialize(void)
+{
+ // Read the HTTPS cert + key:
+ AString CertFile = cFile::ReadWholeFile("webadmin/httpscert.crt");
+ AString KeyFile = cFile::ReadWholeFile("webadmin/httpskey.pem");
+ if (!CertFile.empty() && !KeyFile.empty())
+ {
+ m_Cert.reset(new cX509Cert);
+ int res = m_Cert->Parse(CertFile.data(), CertFile.size());
+ if (res == 0)
+ {
+ m_CertPrivKey.reset(new cCryptoKey);
+ int res2 = m_CertPrivKey->ParsePrivate(KeyFile.data(), KeyFile.size(), "");
+ if (res2 != 0)
+ {
+ // Reading the private key failed, reset the cert:
+ LOGWARNING("WebServer: Cannot read HTTPS certificate private key: -0x%x", -res2);
+ m_Cert.reset();
+ }
+ }
+ else
+ {
+ LOGWARNING("WebServer: Cannot read HTTPS certificate: -0x%x", -res);
+ }
+ }
+
+ // Notify the admin about the HTTPS / HTTP status
+ if (m_Cert.get() == nullptr)
+ {
+ LOGWARNING("WebServer: The server is running in unsecured HTTP mode.");
+ LOGINFO("Put a valid HTTPS certificate in file 'webadmin/httpscert.crt' and its corresponding private key to 'webadmin/httpskey.pem' (without any password) to enable HTTPS support");
+ }
+ else
+ {
+ LOGINFO("WebServer: The server is running in secure HTTPS mode.");
+ }
+ return true;
+}
+
+
+
+
+
+bool cHTTPServer::Start(cCallbacks & a_Callbacks, const AStringVector & a_Ports)
+{
+ m_Callbacks = &a_Callbacks;
+
+ // Open up requested ports:
+ for (auto port : a_Ports)
+ {
+ UInt16 PortNum;
+ if (!StringToInteger(port, PortNum))
+ {
+ LOGWARNING("WebServer: Invalid port value: \"%s\". Ignoring.", port.c_str());
+ continue;
+ }
+ auto Handle = cNetwork::Listen(PortNum, std::make_shared<cHTTPServerListenCallbacks>(*this, PortNum));
+ if (Handle->IsListening())
+ {
+ m_ServerHandles.push_back(Handle);
+ }
+ } // for port - a_Ports[]
+
+ // Report success if at least one port opened successfully:
+ return !m_ServerHandles.empty();
+}
+
+
+
+
+
+void cHTTPServer::Stop(void)
+{
+ for (auto handle : m_ServerHandles)
+ {
+ handle->Close();
+ }
+ m_ServerHandles.clear();
+}
+
+
+
+
+
+cTCPLink::cCallbacksPtr cHTTPServer::OnIncomingConnection(const AString & a_RemoteIPAddress, UInt16 a_RemotePort)
+{
+ UNUSED(a_RemoteIPAddress);
+ UNUSED(a_RemotePort);
+
+ if (m_Cert.get() != nullptr)
+ {
+ return std::make_shared<cSslHTTPServerConnection>(*this, m_Cert, m_CertPrivKey);
+ }
+ else
+ {
+ return std::make_shared<cHTTPServerConnection>(*this);
+ }
+}
+
+
+
+
+
+void cHTTPServer::NewRequest(cHTTPServerConnection & a_Connection, cHTTPRequestParser & a_Request)
+{
+ m_Callbacks->OnRequestBegun(a_Connection, a_Request);
+}
+
+
+
+
+
+void cHTTPServer::RequestBody(cHTTPServerConnection & a_Connection, cHTTPRequestParser & a_Request, const char * a_Data, size_t a_Size)
+{
+ m_Callbacks->OnRequestBody(a_Connection, a_Request, a_Data, a_Size);
+}
+
+
+
+
+
+void cHTTPServer::RequestFinished(cHTTPServerConnection & a_Connection, cHTTPRequestParser & a_Request)
+{
+ m_Callbacks->OnRequestFinished(a_Connection, a_Request);
+ a_Connection.AwaitNextRequest();
+}
+
+
+
+
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