public static void Main(string[] args)
{
//Starting the server that runs the whole program
IPAddress addre = IPAddress.Parse("127.0.0.1");
//IPAddress addre = IPAddress.Parse(GetLocalIPAddress());
SSLServer server = new SSLServer(addre, 5300);
}
/*
* do_server()
*/
private void do_server(int build_mode, string[] args)
{
int i = 1;
int port = 4433;
uint options = axtls.SSL_DISPLAY_CERTS;
bool quiet = false;
string password = null;
string private_key_file = null;
/* organise the cert/ca_cert lists */
int cert_size = SSLUtil.MaxCerts();
int ca_cert_size = SSLUtil.MaxCACerts();
string[] cert = new string[cert_size];
string[] ca_cert = new string[ca_cert_size];
int cert_index = 0;
int ca_cert_index = 0;
while (i < args.Length)
{
if (args[i] == "-accept")
{
if (i >= args.Length - 1)
{
print_server_options(build_mode, args[i]);
}
port = Int32.Parse(args[++i]);
}
else if (args[i] == "-quiet")
{
quiet = true;
options &= ~(uint)axtls.SSL_DISPLAY_CERTS;
}
else if (build_mode >= axtls.SSL_BUILD_SERVER_ONLY)
{
if (args[i] == "-cert")
{
if (i >= args.Length - 1 || cert_index >= cert_size)
{
print_server_options(build_mode, args[i]);
}
cert[cert_index++] = args[++i];
}
else if (args[i] == "-key")
{
if (i >= args.Length - 1)
{
print_server_options(build_mode, args[i]);
}
private_key_file = args[++i];
options |= axtls.SSL_NO_DEFAULT_KEY;
}
else if (args[i] == "-pass")
{
if (i >= args.Length - 1)
{
print_server_options(build_mode, args[i]);
}
password = args[++i];
}
else if (build_mode >= axtls.SSL_BUILD_ENABLE_VERIFICATION)
{
if (args[i] == "-verify")
{
options |= axtls.SSL_CLIENT_AUTHENTICATION;
}
else if (args[i] == "-CAfile")
{
if (i >= args.Length - 1 || ca_cert_index >= ca_cert_size)
{
print_server_options(build_mode, args[i]);
}
ca_cert[ca_cert_index++] = args[++i];
}
else if (build_mode == axtls.SSL_BUILD_FULL_MODE)
{
if (args[i] == "-debug")
{
options |= axtls.SSL_DISPLAY_BYTES;
}
else if (args[i] == "-state")
{
options |= axtls.SSL_DISPLAY_STATES;
}
else if (args[i] == "-show-rsa")
{
options |= axtls.SSL_DISPLAY_RSA;
}
else
{
print_server_options(build_mode, args[i]);
}
}
else
{
print_server_options(build_mode, args[i]);
}
}
else
{
print_server_options(build_mode, args[i]);
}
}
else
{
print_server_options(build_mode, args[i]);
}
i++;
}
/* Create socket for incoming connections */
IPEndPoint ep = new IPEndPoint(IPAddress.Any, port);
TcpListener server_sock = new TcpListener(ep);
server_sock.Start();
/**********************************************************************
* This is where the interesting stuff happens. Up until now we've
* just been setting up sockets etc. Now we do the SSL handshake.
**********************************************************************/
SSLServer ssl_ctx = new SSLServer(
options, axtls.SSL_DEFAULT_SVR_SESS);
if (ssl_ctx == null)
{
Console.Error.WriteLine("Error: Server context is invalid");
Environment.Exit(1);
}
if (private_key_file != null)
{
int obj_type = axtls.SSL_OBJ_RSA_KEY;
if (private_key_file.EndsWith(".p8"))
{
obj_type = axtls.SSL_OBJ_PKCS8;
}
else if (private_key_file.EndsWith(".p12"))
{
obj_type = axtls.SSL_OBJ_PKCS12;
}
if (ssl_ctx.ObjLoad(obj_type,
private_key_file, password) != axtls.SSL_OK)
{
Console.Error.WriteLine("Private key '" + private_key_file +
"' is undefined.");
Environment.Exit(1);
}
}
for (i = 0; i < cert_index; i++)
{
if (ssl_ctx.ObjLoad(axtls.SSL_OBJ_X509_CERT,
cert[i], null) != axtls.SSL_OK)
{
Console.WriteLine("Certificate '" + cert[i] +
"' is undefined.");
Environment.Exit(1);
}
}
for (i = 0; i < ca_cert_index; i++)
{
if (ssl_ctx.ObjLoad(axtls.SSL_OBJ_X509_CACERT,
ca_cert[i], null) != axtls.SSL_OK)
{
Console.WriteLine("Certificate '" + cert[i] +
"' is undefined.");
Environment.Exit(1);
}
}
byte[] buf = null;
int res;
for (;;)
{
if (!quiet)
{
Console.WriteLine("ACCEPT");
}
Socket client_sock = server_sock.AcceptSocket();
SSL ssl = ssl_ctx.Connect(client_sock);
/* do the actual SSL handshake */
while ((res = ssl_ctx.Read(ssl, out buf)) == axtls.SSL_OK)
{
/* check when the connection has been established */
if (ssl.HandshakeStatus() == axtls.SSL_OK)
{
break;
}
/* could do something else here */
}
if (res == axtls.SSL_OK) /* connection established and ok */
{
if (!quiet)
{
display_session_id(ssl);
display_cipher(ssl);
}
/* now read (and display) whatever the client sends us */
for (;;)
{
/* keep reading until we get something interesting */
while ((res = ssl_ctx.Read(ssl, out buf)) == axtls.SSL_OK)
{
/* could do something else here */
}
if (res < axtls.SSL_OK)
{
if (!quiet)
{
Console.WriteLine("CONNECTION CLOSED");
}
break;
}
/* convert to string */
char[] str = new char[res];
for (i = 0; i < res; i++)
{
str[i] = (char)buf[i];
}
Console.Write(str);
}
}
else if (!quiet)
{
SSLUtil.DisplayError(res);
}
/* client was disconnected or the handshake failed. */
ssl.Dispose();
client_sock.Close();
}
/* ssl_ctx.Dispose(); */
}
void RunTestInner(bool cmdClient, object obj, Stream peer)
{
/*
* Create the SSL engine, and configure it as specified
* in the configuration object (with the default
* configuration as fallback).
*/
SSLEngine eng;
byte[][] chain = null;
IPrivateKey skey = null;
string certType = GetCertType(obj, !cmdClient);
switch (certType)
{
case "RSA":
chain = chainRSA;
skey = skeyRSA;
break;
case "EC":
chain = chainEC;
skey = skeyEC;
break;
case "none":
break;
default:
throw new Exception("Unknown certType: " + certType);
}
if (cmdClient)
{
IServerPolicy spol = new SSLServerPolicyBasic(
chain, skey, KeyUsage.EncryptAndSign);
SSLServer ss = new SSLServer(peer, spol);
ss.SessionCache = new SSLSessionCacheLRU(20);
eng = ss;
}
else
{
SSLClient sc = new SSLClient(peer);
sc.ServerCertValidator =
SSLClient.InsecureCertValidator;
eng = sc;
}
eng.NormalizeIOError = true;
eng.AutoFlush = false;
/*
* Minimum version.
*/
string svmin;
if (JSON.TryGetString(obj, "versionMin", out svmin))
{
eng.VersionMin = SSL.GetVersionByName(svmin);
}
else
{
eng.VersionMin = versionMin;
}
/*
* Maximum version.
*/
string svmax;
if (JSON.TryGetString(obj, "versionMax", out svmax))
{
eng.VersionMax = SSL.GetVersionByName(svmax);
}
else
{
eng.VersionMax = versionMax;
}
/*
* Supported cipher suites.
*/
string[] sccs;
if (JSON.TryGetStringArray(obj, "cipherSuites", out sccs))
{
eng.SupportedCipherSuites = GetSuitesByName(sccs);
}
else
{
eng.SupportedCipherSuites = cipherSuites;
}
/*
* Supported hash-and-sign algorithms.
*/
string[] shss;
if (JSON.TryGetStringArray(obj, "hashAndSigns", out shss))
{
eng.SupportedHashAndSign = GetHashAndSignsByName(shss);
}
else
{
eng.SupportedHashAndSign = hashAndSigns;
}
/*
* Supported elliptic curves.
*/
string[] secc;
if (JSON.TryGetStringArray(obj, "curves", out secc))
{
eng.SupportedCurves = GetCurvesByName(secc);
}
else
{
eng.SupportedCurves = curves;
}
/*
* What to do when there is no close_notify.
*/
bool ncn;
if (JSON.TryGetBool(obj, "noCloseNotify", out ncn))
{
eng.NoCloseNotify = ncn;
}
else
{
eng.NoCloseNotify = noCloseNotify;
}
/*
* Quirks.
*/
IDictionary <string, object> qm;
if (JSON.TryGetObjectMap(obj, "quirks", out qm))
{
SSLQuirks q = new SSLQuirks();
foreach (string name in qm.Keys)
{
q[name] = JSON.GetString(qm, name);
}
eng.Quirks = q;
}
bool askClose;
JSON.TryGetBool(obj, "askClose", out askClose);
bool renegotiate, renegotiateAccepted;
renegotiate = JSON.TryGetBool(obj, "renegotiate",
out renegotiateAccepted);
bool askRenegotiate, askRenegotiateAccepted;
askRenegotiate = JSON.TryGetBool(obj, "askRenegotiate",
out askRenegotiateAccepted);
bool reconnectSelf = false, reconnectPeer = false;
string rcs;
if (JSON.TryGetString(obj, "reconnect", out rcs))
{
switch (rcs)
{
case "self": reconnectSelf = true; break;
case "peer": reconnectPeer = true; break;
default:
throw new Exception("Unknown 'reconnect' type: "
+ rcs);
}
}
bool forgetSelf = false, forgetPeer = false;
string fgs;
if (JSON.TryGetString(obj, "forget", out fgs))
{
switch (fgs)
{
case "self": forgetSelf = true; break;
case "peer": forgetPeer = true; break;
default:
throw new Exception("Unknown 'forget' type: "
+ fgs);
}
}
if (askClose)
{
SendCommand(eng, 'C');
if (eng.ReadByte() != -1)
{
throw new Exception("Peer did not close");
}
}
else if (renegotiate)
{
SendMessageNormal(eng, 10);
if (eng.Renegotiate())
{
if (!renegotiateAccepted)
{
throw new Exception("Renegotiation"
+ " should have been rejected");
}
}
else
{
if (renegotiateAccepted)
{
throw new Exception("Renegotiation"
+ " should have been accepted");
}
}
SendMessageNormal(eng, 9);
}
else if (askRenegotiate)
{
SendMessageNormal(eng, 10);
long rc = eng.HandshakeCount;
SendCommand(eng, 'G');
string s = ReadLine(eng);
switch (s)
{
case "DENIED":
if (askRenegotiateAccepted)
{
throw new Exception("Renegotiation"
+ " should have been accepted");
}
break;
case "OK":
if (!askRenegotiateAccepted)
{
throw new Exception("Renegotiation"
+ " should have been rejected");
}
long nrc = eng.HandshakeCount;
if (nrc != rc + 1)
{
throw new Exception(string.Format(
"Wrong handshake count"
+ " (old={0}, new={1})",
rc, nrc));
}
break;
default:
throw new Exception(string.Format(
"Unexpected answer string '{0}'", s));
}
SendMessageNormal(eng, 8);
}
else if (reconnectSelf || reconnectPeer)
{
SendMessageNormal(eng, 50);
SendMessageNormal(eng, 100);
if (forgetPeer)
{
SendCommand(eng, 'U');
string s = ReadLine(eng);
if (s != "DONE")
{
throw new Exception(string.Format(
"Unexpected answer '{0}'", s));
}
}
eng.CloseSub = false;
if (reconnectPeer)
{
SendCommand(eng, 'T');
if (eng.ReadByte() != -1)
{
throw new Exception(
"Peer did not close");
}
}
else
{
SendCommand(eng, 'R');
string s = ReadLine(eng);
if (s != "OK")
{
throw new Exception(string.Format(
"Unexpected answer '{0}'", s));
}
eng.Close();
}
SSLEngine eng2;
if (cmdClient)
{
IServerPolicy spol = new SSLServerPolicyBasic(
chain, skey, KeyUsage.EncryptAndSign);
SSLServer ss = new SSLServer(peer, spol);
if (forgetSelf)
{
ss.SessionCache =
new SSLSessionCacheLRU(20);
}
else
{
ss.SessionCache =
((SSLServer)eng).SessionCache;
}
eng2 = ss;
}
else
{
SSLSessionParameters sp;
if (forgetSelf)
{
sp = null;
}
else
{
sp = eng.SessionParameters;
}
SSLClient sc = new SSLClient(peer, sp);
sc.ServerCertValidator =
SSLClient.InsecureCertValidator;
eng2 = sc;
}
eng2.NormalizeIOError = eng.NormalizeIOError;
eng2.AutoFlush = eng.AutoFlush;
eng2.VersionMin = eng.VersionMin;
eng2.VersionMax = eng.VersionMax;
eng2.SupportedCipherSuites = eng.SupportedCipherSuites;
eng2.SupportedHashAndSign = eng.SupportedHashAndSign;
eng2.SupportedCurves = eng.SupportedCurves;
eng2.NoCloseNotify = eng.NoCloseNotify;
eng2.Quirks = eng.Quirks;
eng = eng2;
SendMessageNormal(eng, 60);
SendMessageNormal(eng, 90);
if (forgetSelf || forgetPeer)
{
if (eng.IsResume)
{
throw new Exception(
"Session was resumed");
}
}
else
{
if (!eng.IsResume)
{
throw new Exception(
"Session was not resumed");
}
}
}
else
{
for (int i = 0; i <= 38; i++)
{
int len;
if (i <= 20)
{
len = i;
}
else
{
len = 20 + (1 << (i - 20));
}
SendMessageNormal(eng, len);
}
}
eng.Close();
}
