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authormadmaxoft <github@xoft.cz>2014-05-01 11:48:03 +0200
committermadmaxoft <github@xoft.cz>2014-05-01 11:48:03 +0200
commit272c232efb645c9f7d75556aeb047e13b244c9ed (patch)
tree7076527ff978a8c906323ab11d905fd2ad6dceba /src/HTTPServer
parentFixed HTTP message parsing, prepared for SSL. (diff)
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Diffstat (limited to 'src/HTTPServer')
-rw-r--r--src/HTTPServer/HTTPServer.cpp35
-rw-r--r--src/HTTPServer/HTTPServer.h10
-rw-r--r--src/HTTPServer/SslHTTPConnection.cpp103
-rw-r--r--src/HTTPServer/SslHTTPConnection.h45
4 files changed, 191 insertions, 2 deletions
diff --git a/src/HTTPServer/HTTPServer.cpp b/src/HTTPServer/HTTPServer.cpp
index eaf8405a3..9e3e0a17b 100644
--- a/src/HTTPServer/HTTPServer.cpp
+++ b/src/HTTPServer/HTTPServer.cpp
@@ -8,6 +8,7 @@
#include "HTTPMessage.h"
#include "HTTPConnection.h"
#include "HTTPFormParser.h"
+#include "SslHTTPConnection.h"
@@ -123,8 +124,30 @@ class cDebugCallbacks :
cHTTPServer::cHTTPServer(void) :
m_ListenThreadIPv4(*this, cSocket::IPv4, "WebServer IPv4"),
m_ListenThreadIPv6(*this, cSocket::IPv6, "WebServer IPv6"),
- m_Callbacks(NULL)
+ m_Callbacks(NULL),
+ m_Cert(new cX509Cert),
+ m_CertPrivKey(new cPublicKey)
{
+ AString CertFile = cFile::ReadWholeFile("webadmin/httpscert.crt");
+ AString KeyFile = cFile::ReadWholeFile("webadmin/httpskey.pem");
+ if (!CertFile.empty() && !KeyFile.empty())
+ {
+ int res = m_Cert->Parse(CertFile.data(), CertFile.size());
+ if (res == 0)
+ {
+ int res2 = m_CertPrivKey->ParsePrivate(KeyFile.data(), KeyFile.size(), "");
+ if (res2 != 0)
+ {
+ // Reading the private key failed, reset the cert:
+ LOGWARNING("WebAdmin: Cannot read HTTPS certificate private key: -0x%x", -res2);
+ m_Cert.reset();
+ }
+ }
+ else
+ {
+ LOGWARNING("WebAdmin: Cannot read HTTPS certificate: -0x%x", -res);
+ }
+ }
}
@@ -195,7 +218,15 @@ void cHTTPServer::Stop(void)
void cHTTPServer::OnConnectionAccepted(cSocket & a_Socket)
{
- cHTTPConnection * Connection = new cHTTPConnection(*this);
+ cHTTPConnection * Connection;
+ if (m_Cert.get() != NULL)
+ {
+ Connection = new cSslHTTPConnection(*this, m_Cert, m_CertPrivKey);
+ }
+ else
+ {
+ Connection = new cHTTPConnection(*this);
+ }
m_SocketThreads.AddClient(a_Socket, Connection);
cCSLock Lock(m_CSConnections);
m_Connections.push_back(Connection);
diff --git a/src/HTTPServer/HTTPServer.h b/src/HTTPServer/HTTPServer.h
index 8eff7d879..eb91dd5a3 100644
--- a/src/HTTPServer/HTTPServer.h
+++ b/src/HTTPServer/HTTPServer.h
@@ -12,6 +12,9 @@
#include "../OSSupport/ListenThread.h"
#include "../OSSupport/SocketThreads.h"
#include "inifile/iniFile.h"
+#include "PolarSSL++/RsaPrivateKey.h"
+#include "PolarSSL++/PublicKey.h"
+#include "PolarSSL++/X509Cert.h"
@@ -66,6 +69,7 @@ public:
protected:
friend class cHTTPConnection;
+ friend class cSslHTTPConnection;
cListenThread m_ListenThreadIPv4;
cListenThread m_ListenThreadIPv6;
@@ -78,6 +82,12 @@ protected:
/// The callbacks to call for various events
cCallbacks * m_Callbacks;
+ /** The server certificate to use for the SSL connections */
+ cX509CertPtr m_Cert;
+
+ /** The private key for m_Cert. Despite the class name, this is the PRIVATE key. */
+ cPublicKeyPtr m_CertPrivKey;
+
// cListenThread::cCallback overrides:
virtual void OnConnectionAccepted(cSocket & a_Socket) override;
diff --git a/src/HTTPServer/SslHTTPConnection.cpp b/src/HTTPServer/SslHTTPConnection.cpp
new file mode 100644
index 000000000..fff96bb2e
--- /dev/null
+++ b/src/HTTPServer/SslHTTPConnection.cpp
@@ -0,0 +1,103 @@
+
+// SslHTTPConnection.cpp
+
+// Implements the cSslHTTPConnection class representing a HTTP connection made over a SSL link
+
+#include "Globals.h"
+#include "SslHTTPConnection.h"
+#include "HTTPServer.h"
+
+
+
+
+
+cSslHTTPConnection::cSslHTTPConnection(cHTTPServer & a_HTTPServer, const cX509CertPtr & a_Cert, const cPublicKeyPtr & a_PrivateKey) :
+ super(a_HTTPServer),
+ m_Ssl(64000),
+ m_Cert(a_Cert),
+ m_PrivateKey(a_PrivateKey)
+{
+ m_Ssl.Initialize(false);
+ m_Ssl.SetOwnCert(a_Cert, a_PrivateKey);
+}
+
+
+
+
+
+void cSslHTTPConnection::DataReceived(const char * a_Data, size_t a_Size)
+{
+ // If there is outgoing data in the queue, notify the server that it should write it out:
+ if (!m_OutgoingData.empty())
+ {
+ m_HTTPServer.NotifyConnectionWrite(*this);
+ }
+
+ // Process the received data:
+ const char * Data = a_Data;
+ size_t Size = a_Size;
+ for (;;)
+ {
+ // Try to write as many bytes into Ssl's "incoming" buffer as possible:
+ size_t BytesWritten = 0;
+ if (Size > 0)
+ {
+ BytesWritten = m_Ssl.WriteIncoming(Data, Size);
+ Data += BytesWritten;
+ Size -= BytesWritten;
+ }
+
+ // Try to read as many bytes from SSL's decryption as possible:
+ char Buffer[32000];
+ int NumRead = m_Ssl.ReadPlain(Buffer, sizeof(Buffer));
+ if (NumRead > 0)
+ {
+ super::DataReceived(Buffer, (size_t)NumRead);
+ }
+
+ // If both failed, bail out:
+ if ((BytesWritten == 0) && (NumRead <= 0))
+ {
+ return;
+ }
+ }
+}
+
+
+
+
+
+void cSslHTTPConnection::GetOutgoingData(AString & a_Data)
+{
+ for (;;)
+ {
+ // Write as many bytes from our buffer to SSL's encryption as possible:
+ int NumWritten = 0;
+ if (!m_OutgoingData.empty())
+ {
+ NumWritten = m_Ssl.WritePlain(m_OutgoingData.data(), m_OutgoingData.size());
+ if (NumWritten > 0)
+ {
+ m_OutgoingData.erase(0, (size_t)NumWritten);
+ }
+ }
+
+ // Read as many bytes from SSL's "outgoing" buffer as possible:
+ char Buffer[32000];
+ size_t NumBytes = m_Ssl.ReadOutgoing(Buffer, sizeof(Buffer));
+ if (NumBytes > 0)
+ {
+ a_Data.append(Buffer, NumBytes);
+ }
+
+ // If both failed, bail out:
+ if ((NumWritten <= 0) && (NumBytes == 0))
+ {
+ return;
+ }
+ }
+}
+
+
+
+
diff --git a/src/HTTPServer/SslHTTPConnection.h b/src/HTTPServer/SslHTTPConnection.h
new file mode 100644
index 000000000..2a648e8c8
--- /dev/null
+++ b/src/HTTPServer/SslHTTPConnection.h
@@ -0,0 +1,45 @@
+
+// SslHTTPConnection.h
+
+// Declared the cSslHTTPConnection class representing a HTTP connection made over a SSL link
+
+
+
+
+
+#pragma once
+
+#include "HTTPConnection.h"
+#include "PolarSSL++/BufferedSslContext.h"
+
+
+
+
+
+class cSslHTTPConnection :
+ public cHTTPConnection
+{
+ typedef cHTTPConnection super;
+
+public:
+ /** Creates a new connection on the specified server; sends the specified cert as the server certificate,
+ uses the private key for decryption. a_Private key is, despite the class name, a PRIVATE key for the cert. */
+ cSslHTTPConnection(cHTTPServer & a_HTTPServer, const cX509CertPtr & a_Cert, const cPublicKeyPtr & a_PrivateKey);
+
+protected:
+ cBufferedSslContext m_Ssl;
+
+ /** The certificate to send to the client */
+ cX509CertPtr m_Cert;
+
+ /** The private key used for the certificate */
+ cPublicKeyPtr m_PrivateKey;
+
+ // cHTTPConnection overrides:
+ virtual void DataReceived (const char * a_Data, size_t a_Size) override; // Data is received from the client
+ virtual void GetOutgoingData(AString & a_Data) override; // Data can be sent to client
+} ;
+
+
+
+