protected PeerSecOverlord CreateInvalidSO(string name, int level)
{
if (rsa == null)
{
rsa = new RSACryptoServiceProvider();
byte[] blob = rsa.ExportCspBlob(false);
RSACryptoServiceProvider rsa_pub = new RSACryptoServiceProvider();
rsa_pub.ImportCspBlob(blob);
CertificateMaker cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_pub,
"brunet:node:abcdefghijklmnopqrs");
Certificate cert = cm.Sign(cm, rsa);
x509 = cert.X509;
}
CertificateHandler ch = new CertificateHandler();
if (level == 2 || level == 0)
{
ch.AddCACertificate(x509);
}
if (level == 3 || level == 0)
{
ch.AddSignedCertificate(x509);
}
Random rand = new Random();
ReqrepManager rrm = new ReqrepManager("so" + name + rand.Next());
_timeout += rrm.TimeoutChecker;
PeerSecOverlord so = new PeerSecOverlord(rsa_safe, ch, rrm);
so.AnnounceSA += AnnounceSA;
RoutingDataHandler rdh = new RoutingDataHandler();
rrm.Subscribe(so, null);
so.Subscribe(rdh, null);
rdh.Subscribe(rrm, null);
return(so);
}
public void Test()
{
CertificateHandler ch = new CertificateHandler();
ch.AddCACertificate(_ca_cert.X509);
ch.AddCertificateVerification(this);
ArrayList revoked_users = new ArrayList();
revoked_users.Add("joker");
revoked_users.Add("bad_guy");
revoked_users.Add("adversary");
revoked_users.Add("noobs");
// create revocation list
byte[] to_sign = null;
using (MemoryStream ms = new MemoryStream()) {
NumberSerializer.WriteLong(DateTime.UtcNow.Ticks, ms);
AdrConverter.Serialize(revoked_users, ms); to_sign = ms.ToArray();
}
// sign revocation list
SHA1CryptoServiceProvider sha1 = new SHA1CryptoServiceProvider();
byte[] hash = sha1.ComputeHash(to_sign);
byte[] signature = _private_key.SignHash(hash, CryptoConfig.MapNameToOID("SHA1"));
byte[] data = new byte[4 + to_sign.Length + signature.Length];
NumberSerializer.WriteInt(to_sign.Length, data, 0);
to_sign.CopyTo(data, 4);
signature.CopyTo(data, 4 + to_sign.Length);
UpdateRl(data);
X509Certificate likable_guy = CreateCert("likable_guy");
X509Certificate joker = CreateCert("joker");
X509Certificate bad_guy = CreateCert("bad_guy");
X509Certificate good_guy = CreateCert("good_guy");
X509Certificate adversary = CreateCert("adversary");
X509Certificate noobs = CreateCert("noobs");
X509Certificate friendly_guy = CreateCert("friendly_guy");
Assert.IsTrue(ch.Verify(likable_guy, null, _remote_id), "Likable guy");
bool success = false;
try {
success = ch.Verify(adversary, null, _remote_id);
} catch { }
Assert.AreEqual(success, false, "adversary");
try {
success = ch.Verify(joker, null, _remote_id);
} catch { }
Assert.AreEqual(success, false, "joker");
Assert.IsTrue(ch.Verify(friendly_guy, null, _remote_id), "friendly guy");
try {
success = ch.Verify(noobs, null, _remote_id);
} catch { }
Assert.AreEqual(success, false, "noobs");
try {
success = ch.Verify(bad_guy, null, _remote_id);
} catch { }
Assert.AreEqual(success, false, "bad_guy");
Assert.IsTrue(ch.Verify(good_guy, null, _remote_id), "good guy");
}
public void FindCertificateTest() {
CertificateHandler ch = new CertificateHandler();
RSACryptoServiceProvider rsa = new RSACryptoServiceProvider(512);
byte[] blob = rsa.ExportCspBlob(false);
RSACryptoServiceProvider rsa_pub = new RSACryptoServiceProvider();
rsa_pub.ImportCspBlob(blob);
List<MemBlock> supported = new List<MemBlock>();
List<MemBlock> unsupported = new List<MemBlock>();
for(int i = 0; i < 20; i++) {
CertificateMaker cm = new CertificateMaker("US", "UFL", "ACIS", "David Wolinsky",
"*****@*****.**" + i, rsa_pub, i.ToString());
Certificate cert = cm.Sign(cm, rsa);
if(i % 2 == 0) {
ch.AddCACertificate(cert.X509);
ch.AddSignedCertificate(cert.X509);
supported.Add(cert.SerialNumber);
} else {
unsupported.Add(cert.SerialNumber);
}
}
Assert.IsNotNull(ch.FindCertificate(supported), "Should find a certificate");
bool success = false;
try {
success = ch.FindCertificate(unsupported) != null;
} catch { }
Assert.IsTrue(!success, "Should not find a certificate");
List<MemBlock> mixed = new List<MemBlock>(unsupported);
mixed.Insert(4 ,supported[1]);
Assert.AreEqual(supported[1],
MemBlock.Reference(ch.FindCertificate(mixed).SerialNumber),
"Only one supported");
}
public void ValidityTest() {
CertificateHandler ch = new CertificateHandler();
RSACryptoServiceProvider rsa = new RSACryptoServiceProvider(512);
byte[] blob = rsa.ExportCspBlob(false);
RSACryptoServiceProvider rsa_pub = new RSACryptoServiceProvider();
rsa_pub.ImportCspBlob(blob);
string ID = "brunet:node:PXYSWDL5SZDHDDXJKZCLFENOP2KZDMBU";
CertificateMaker cm = new CertificateMaker("US", "UFL", "ACIS", "David Wolinsky",
"*****@*****.**", rsa_pub, ID);
Certificate cert_0 = cm.Sign(cm, rsa);
ch.AddSignedCertificate(cert_0.X509);
ch.AddCACertificate(cert_0.X509);
rsa = new RSACryptoServiceProvider(1024);
rsa_pub.ImportCspBlob(rsa.ExportCspBlob(false));
cm = new CertificateMaker("US", "UFL", "ACIS", "David Wolinsky",
"*****@*****.**", rsa_pub, ID);
Certificate cert_1 = cm.Sign(cm, rsa);
Assert.IsTrue(ch.Verify(cert_0.X509, ID), "Valid");
bool success = false;
try {
success = ch.Verify(cert_1.X509, ID);
} catch { }
Assert.IsTrue(!success, "Valid cert2");
}
/// <summary>Creates a Brunet.Node, the resulting node will be available in
/// the class as _node.</summary>
/// <remarks>The steps to creating a node are first constructing it with a
/// namespace, optionally adding local ip addresses to bind to, specifying
/// local end points, specifying remote end points, and finally registering
/// the dht.</remarks>
public virtual void CreateNode() {
AHAddress address = null;
try {
address = (AHAddress) AddressParser.Parse(_node_config.NodeAddress);
} catch {
address = Utils.GenerateAHAddress();
}
_node = new StructuredNode(address, _node_config.BrunetNamespace);
IEnumerable addresses = IPAddresses.GetIPAddresses(_node_config.DevicesToBind);
if(_node_config.Security.Enabled) {
if(_node_config.Security.SelfSignedCertificates) {
SecurityPolicy.SetDefaultSecurityPolicy(SecurityPolicy.DefaultEncryptor,
SecurityPolicy.DefaultAuthenticator, true);
}
byte[] blob = null;
using(FileStream fs = File.Open(_node_config.Security.KeyPath, FileMode.Open)) {
blob = new byte[fs.Length];
fs.Read(blob, 0, blob.Length);
}
RSACryptoServiceProvider rsa_private = new RSACryptoServiceProvider();
rsa_private.ImportCspBlob(blob);
CertificateHandler ch = new CertificateHandler(_node_config.Security.CertificatePath);
_bso = new ProtocolSecurityOverlord(_node, rsa_private, _node.Rrm, ch);
_bso.Subscribe(_node, null);
_node.GetTypeSource(SecurityOverlord.Security).Subscribe(_bso, null);
_node.HeartBeatEvent += _bso.Heartbeat;
if(_node_config.Security.TestEnable) {
blob = rsa_private.ExportCspBlob(false);
RSACryptoServiceProvider rsa_pub = new RSACryptoServiceProvider();
rsa_pub.ImportCspBlob(blob);
CertificateMaker cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_pub,
"brunet:node:abcdefghijklmnopqrs");
Certificate cacert = cm.Sign(cm, rsa_private);
cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_pub,
address.ToString());
Certificate cert = cm.Sign(cacert, rsa_private);
ch.AddCACertificate(cacert.X509);
ch.AddSignedCertificate(cert.X509);
}
}
EdgeListener el = null;
foreach(NodeConfig.EdgeListener item in _node_config.EdgeListeners) {
int port = item.port;
if(item.type == "tcp") {
try {
el = new TcpEdgeListener(port, addresses);
}
catch {
el = new TcpEdgeListener(0, addresses);
}
} else if(item.type == "udp") {
try {
el = new UdpEdgeListener(port, addresses);
}
catch {
el = new UdpEdgeListener(0, addresses);
}
} else if(item.type == "function") {
port = port == 0 ? (new Random()).Next(1024, 65535) : port;
el = new FunctionEdgeListener(port, 0, null);
} else {
throw new Exception("Unrecognized transport: " + item.type);
}
if(_node_config.Security.SecureEdgesEnabled) {
el = new SecureEdgeListener(el, _bso);
}
_node.AddEdgeListener(el);
}
ArrayList RemoteTAs = null;
if(_node_config.RemoteTAs != null) {
RemoteTAs = new ArrayList();
foreach(String ta in _node_config.RemoteTAs) {
RemoteTAs.Add(TransportAddressFactory.CreateInstance(ta));
}
_node.RemoteTAs = RemoteTAs;
}
ITunnelOverlap ito = null;
/*
if(_node_config.NCService.Enabled) {
_ncservice = new NCService(_node, _node_config.NCService.Checkpoint);
if (_node_config.NCService.OptimizeShortcuts) {
_node.Ssco.TargetSelector = new VivaldiTargetSelector(_node, _ncservice);
}
ito = new NCTunnelOverlap(_ncservice);
} else {
ito = new SimpleTunnelOverlap();
}
*/
el = new Tunnel.TunnelEdgeListener(_node, ito);
if(_node_config.Security.SecureEdgesEnabled) {
_node.EdgeVerifyMethod = EdgeVerify.AddressInSubjectAltName;
el = new SecureEdgeListener(el, _bso);
}
_node.AddEdgeListener(el);
new TableServer(_node);
_dht = new Dht(_node, 3, 20);
_dht_proxy = new RpcDhtProxy(_dht, _node);
}
public void Test()
{
CertificateHandler ch = new CertificateHandler();
ch.AddCACertificate(_ca_cert.X509);
ch.AddCertificateVerification(this);
ArrayList revoked_users = new ArrayList();
revoked_users.Add("joker");
revoked_users.Add("bad_guy");
revoked_users.Add("adversary");
revoked_users.Add("noobs");
// create revocation list
byte[] to_sign = null;
using(MemoryStream ms = new MemoryStream()) {
NumberSerializer.WriteLong(DateTime.UtcNow.Ticks, ms);
AdrConverter.Serialize(revoked_users, ms); to_sign = ms.ToArray();
}
// sign revocation list
SHA1CryptoServiceProvider sha1 = new SHA1CryptoServiceProvider();
byte[] hash = sha1.ComputeHash(to_sign);
byte[] signature = _private_key.SignHash(hash, CryptoConfig.MapNameToOID("SHA1"));
byte[] data = new byte[4 + to_sign.Length + signature.Length];
NumberSerializer.WriteInt(to_sign.Length, data, 0);
to_sign.CopyTo(data, 4);
signature.CopyTo(data, 4 + to_sign.Length);
UpdateRl(data);
X509Certificate likable_guy = CreateCert("likable_guy");
X509Certificate joker = CreateCert("joker");
X509Certificate bad_guy = CreateCert("bad_guy");
X509Certificate good_guy = CreateCert("good_guy");
X509Certificate adversary = CreateCert("adversary");
X509Certificate noobs = CreateCert("noobs");
X509Certificate friendly_guy = CreateCert("friendly_guy");
Assert.IsTrue(ch.Verify(likable_guy, _remote_id), "Likable guy");
bool success = false;
try {
success = ch.Verify(adversary, _remote_id);
} catch { }
Assert.AreEqual(success, false, "adversary");
try {
success = ch.Verify(joker, _remote_id);
} catch { }
Assert.AreEqual(success, false, "joker");
Assert.IsTrue(ch.Verify(friendly_guy, _remote_id), "friendly guy");
try {
success = ch.Verify(noobs, _remote_id);
} catch { }
Assert.AreEqual(success, false, "noobs");
try {
success = ch.Verify(bad_guy, _remote_id);
} catch { }
Assert.AreEqual(success, false, "bad_guy");
Assert.IsTrue(ch.Verify(good_guy, _remote_id), "good guy");
}
protected virtual StructuredNode PrepareNode(int id, AHAddress address)
{
if (TakenIDs.Contains(id))
{
throw new Exception("ID already taken");
}
StructuredNode node = new StructuredNode(address, BrunetNamespace);
NodeMapping nm = new NodeMapping();
TakenIDs[id] = nm.ID = id;
nm.Node = node;
Nodes.Add((Address)address, nm);
EdgeListener el = CreateEdgeListener(nm.ID);
if (_secure_edges || _secure_senders)
{
byte[] blob = _se_key.ExportCspBlob(true);
RSACryptoServiceProvider rsa_copy = new RSACryptoServiceProvider();
rsa_copy.ImportCspBlob(blob);
CertificateMaker cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_copy,
address.ToString());
Certificate cert = cm.Sign(_ca_cert, _se_key);
CertificateHandler ch = new CertificateHandler();
ch.AddCACertificate(_ca_cert.X509);
ch.AddSignedCertificate(cert.X509);
ProtocolSecurityOverlord so = new ProtocolSecurityOverlord(node, rsa_copy, node.Rrm, ch);
so.Subscribe(node, null);
node.GetTypeSource(SecurityOverlord.Security).Subscribe(so, null);
nm.BSO = so;
node.HeartBeatEvent += so.Heartbeat;
}
if (_secure_edges)
{
node.EdgeVerifyMethod = EdgeVerify.AddressInSubjectAltName;
el = new SecureEdgeListener(el, nm.BSO);
}
node.AddEdgeListener(el);
node.RemoteTAs = GetRemoteTAs();
ITunnelOverlap ito = null;
if (NCEnable)
{
nm.NCService = new NCService(node, new Point());
// My evaluations show that when this is enabled the system sucks
// (node as StructuredNode).Sco.TargetSelector = new VivaldiTargetSelector(node, ncservice);
ito = new NCTunnelOverlap(nm.NCService);
}
else
{
ito = new SimpleTunnelOverlap();
}
if (_broken != 0)
{
el = new Tunnel.TunnelEdgeListener(node, ito);
node.AddEdgeListener(el);
}
// Enables Dht data store
new TableServer(node);
return(node);
}
public void AddBadLocalCert() {
CertificateHandler ch = new CertificateHandler("certs", "12345");
RSACryptoServiceProvider rsa = new RSACryptoServiceProvider(512);
byte[] blob = rsa.ExportCspBlob(false);
RSACryptoServiceProvider rsa_pub = new RSACryptoServiceProvider();
rsa_pub.ImportCspBlob(blob);
string ID = "brunet:node:PXYSWDL5SZDHDDXJKZCLFENOP2KZDMBU";
CertificateMaker cm = new CertificateMaker("US", "UFL", "ACIS", "David Wolinsky",
"*****@*****.**", rsa_pub, ID);
Certificate cert_0 = cm.Sign(cm, rsa);
ch.AddCACertificate(cert_0.X509);
try {
ch.AddSignedCertificate(cert_0.X509);
Assert.IsTrue(false, "Shouldn't add this certificate!");
} catch {
}
CertificateMaker cm0 = new CertificateMaker("US", "UFL", "ACIS", "David Wolinsky",
"*****@*****.**", rsa_pub, "12345");
Certificate cert_1 = cm0.Sign(cm, rsa);
ch.AddSignedCertificate(cert_1.X509);
}
/**
<summary>Creates a Brunet.Node, the resulting node will be available in
the class as _node.</summary>
<remarks>The steps to creating a node are first constructing it with a
namespace, optionally adding local ip addresses to bind to, specifying
local end points, specifying remote end points, and finally registering
the dht.</remarks>
*/
public virtual void CreateNode(string type) {
NodeConfig node_config = null;
StructuredNode current_node = null;
AHAddress address = null;
ProtocolSecurityOverlord bso;
if (type == "cache") {
node_config = _c_node_config; //Node configuration file: the description of service that node provides
address = (AHAddress) AddressParser.Parse(node_config.NodeAddress);
current_node = new StructuredNode(address, node_config.BrunetNamespace); // DeetooNode consists of two Structured Nodes
bso = _c_bso;
}
else if ( type == "query" ) {
node_config = _q_node_config;
address = (AHAddress) AddressParser.Parse(node_config.NodeAddress);
current_node = new StructuredNode(address, node_config.BrunetNamespace);
bso = _q_bso;
}
else {
throw new Exception("Unrecognized node type: " + type);
}
IEnumerable addresses = IPAddresses.GetIPAddresses(node_config.DevicesToBind);
if(node_config.Security.Enabled) {
if(node_config.Security.SelfSignedCertificates) {
SecurityPolicy.SetDefaultSecurityPolicy(SecurityPolicy.DefaultEncryptor,
SecurityPolicy.DefaultAuthenticator, true);
}
byte[] blob = null;
using(FileStream fs = File.Open(node_config.Security.KeyPath, FileMode.Open)) {
blob = new byte[fs.Length];
fs.Read(blob, 0, blob.Length);
}
RSACryptoServiceProvider rsa_private = new RSACryptoServiceProvider();
rsa_private.ImportCspBlob(blob);
CertificateHandler ch = new CertificateHandler(node_config.Security.CertificatePath);
bso = new ProtocolSecurityOverlord(current_node, rsa_private, current_node.Rrm, ch);
bso.Subscribe(current_node, null);
current_node.GetTypeSource(SecurityOverlord.Security).Subscribe(bso, null);
current_node.HeartBeatEvent += bso.Heartbeat;
if(node_config.Security.TestEnable) {
blob = rsa_private.ExportCspBlob(false);
RSACryptoServiceProvider rsa_pub = new RSACryptoServiceProvider();
rsa_pub.ImportCspBlob(blob);
CertificateMaker cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_pub,
"brunet:node:abcdefghijklmnopqrs");
Certificate cacert = cm.Sign(cm, rsa_private);
cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_pub,
address.ToString());
Certificate cert = cm.Sign(cacert, rsa_private);
ch.AddCACertificate(cacert.X509);
ch.AddSignedCertificate(cert.X509);
}
}
EdgeListener el = null;
foreach(NodeConfig.EdgeListener item in node_config.EdgeListeners) {
int port = item.port;
if (item.type =="tcp") {
try {
el = new TcpEdgeListener(port, addresses);
}
catch {
el = new TcpEdgeListener(0, addresses);
}
}
else if (item.type == "udp") {
try {
el = new UdpEdgeListener(port, addresses);
}
catch {
el = new UdpEdgeListener(0, addresses);
}
}
else if(item.type == "function") {
port = port == 0 ? (new Random()).Next(1024, 65535) : port;
el = new FunctionEdgeListener(port, 0, null);
}
else {
throw new Exception("Unrecognized transport: " + item.type);
}
if (node_config.Security.SecureEdgesEnabled) {
el = new SecureEdgeListener(el, bso);
}
current_node.AddEdgeListener(el);
}
ArrayList RemoteTAs = null;
if(node_config.RemoteTAs != null) {
RemoteTAs = new ArrayList();
foreach(String ta in node_config.RemoteTAs) {
RemoteTAs.Add(TransportAddressFactory.CreateInstance(ta));
}
current_node.RemoteTAs = RemoteTAs;
}
ITunnelOverlap ito = null;
ito = new SimpleTunnelOverlap();
el = new Tunnel.TunnelEdgeListener(current_node, ito);
if(node_config.Security.SecureEdgesEnabled) {
current_node.EdgeVerifyMethod = EdgeVerify.AddressInSubjectAltName;
el = new SecureEdgeListener(el, bso);
}
current_node.AddEdgeListener(el);
new TableServer(current_node);
if (type == "cache") {
_c_dht = new Dht(current_node, 3, 20);
_c_dht_proxy = new RpcDhtProxy(_c_dht, current_node);
_cs = new CacheList(current_node);
//_cll = new ClusterList(current_node);
//current_node.MapReduce.SubscribeTask(new MapReduceClusterCache(current_node, _cll));
current_node.MapReduce.SubscribeTask(new MapReduceCache(current_node,_cs));
Console.WriteLine("MapReduceCacheTask is subscribed at {0}", current_node.Address);
_c_node = current_node;
}
else {
_q_dht = new Dht(current_node, 3, 20);
_q_dht_proxy = new RpcDhtProxy(_c_dht, current_node);
CacheList q_cs = new CacheList(current_node);
//current_node.MapReduce.SubscribeTask(new MapReduceClusterQuery(current_node, _cll));
current_node.MapReduce.SubscribeTask(new MapReduceQuery(current_node,_cs));
Console.WriteLine("MapReduceQueryTask is subscribed at {0}", current_node.Address);
_q_node = current_node;
}
}
/// <summary>Creates an ApplicationNode and prepares it for connection to
/// the overlay. For historical reasons it is linked to _node, _dht,
/// _rpc_dht, and _bso.</summary>
public virtual ApplicationNode CreateNode(NodeConfig node_config)
{
// Get a Node ID for the new Node
AHAddress address = null;
try {
address = (AHAddress)AddressParser.Parse(node_config.NodeAddress);
} catch {
address = Utils.GenerateAHAddress();
}
// Create the Node state
StructuredNode node = new StructuredNode(address, node_config.BrunetNamespace);
IEnumerable addresses = IPAddresses.GetIPAddresses(node_config.DevicesToBind);
ProtocolSecurityOverlord pso = null;
// Enable Security if requested
if (node_config.Security.Enabled)
{
if (node_config.Security.SelfSignedCertificates)
{
SecurityPolicy.SetDefaultSecurityPolicy(SecurityPolicy.DefaultEncryptor,
SecurityPolicy.DefaultAuthenticator, true);
}
byte[] blob = null;
using (FileStream fs = File.Open(node_config.Security.KeyPath, FileMode.Open)) {
blob = new byte[fs.Length];
fs.Read(blob, 0, blob.Length);
}
RSACryptoServiceProvider rsa_private = new RSACryptoServiceProvider();
rsa_private.ImportCspBlob(blob);
CertificateHandler ch = new CertificateHandler(node_config.Security.CertificatePath);
pso = new ProtocolSecurityOverlord(node, rsa_private, node.Rrm, ch);
pso.Subscribe(node, null);
node.GetTypeSource(SecurityOverlord.Security).Subscribe(pso, null);
node.HeartBeatEvent += pso.Heartbeat;
// A hack to enable a test for security that doesn't require each peer
// to exchange certificates
if (node_config.Security.TestEnable)
{
blob = rsa_private.ExportCspBlob(false);
RSACryptoServiceProvider rsa_pub = new RSACryptoServiceProvider();
rsa_pub.ImportCspBlob(blob);
CertificateMaker cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_pub,
"brunet:node:abcdefghijklmnopqrs");
Certificate cacert = cm.Sign(cm, rsa_private);
cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_pub,
address.ToString());
Certificate cert = cm.Sign(cacert, rsa_private);
ch.AddCACertificate(cacert.X509);
ch.AddSignedCertificate(cert.X509);
}
}
// Add Dht
new TableServer(node);
IDht dht = new Dht(node, 3, 20);
RpcDhtProxy dht_proxy = new RpcDhtProxy(dht, node);
// Setup Vivaldi if requested
ITunnelOverlap ito = null;
NCService ncservice = null;
if (node_config.NCService.Enabled)
{
ncservice = new NCService(node, node_config.NCService.Checkpoint);
if (node_config.NCService.OptimizeShortcuts)
{
node.Ssco.TargetSelector = new VivaldiTargetSelector(node, ncservice);
}
ito = new NCTunnelOverlap(ncservice);
}
else
{
ito = new SimpleTunnelOverlap();
}
// Create the ApplicationNode
ApplicationNode app_node = new ApplicationNode(node, dht, dht_proxy, ncservice, pso);
// Add Edge listeners
EdgeListener el = null;
foreach (NodeConfig.EdgeListener item in node_config.EdgeListeners)
{
el = CreateEdgeListener(item, app_node, addresses);
if (node_config.Security.SecureEdgesEnabled)
{
el = new SecureEdgeListener(el, pso);
}
node.AddEdgeListener(el);
}
// Create the tunnel and potentially wrap it in a SecureEL
el = new Tunnel.TunnelEdgeListener(node, ito);
if (node_config.Security.SecureEdgesEnabled)
{
node.EdgeVerifyMethod = EdgeVerify.AddressInSubjectAltName;
el = new SecureEdgeListener(el, pso);
}
node.AddEdgeListener(el);
ArrayList RemoteTAs = null;
if (node_config.RemoteTAs != null)
{
RemoteTAs = new ArrayList();
foreach (String ta in node_config.RemoteTAs)
{
RemoteTAs.Add(TransportAddressFactory.CreateInstance(ta));
}
node.RemoteTAs = RemoteTAs;
}
// Add XmlRpc
if (node_config.XmlRpcManager.Enabled)
{
if (_xrm == null)
{
_xrm = new XmlRpcManagerServer(node_config.XmlRpcManager.Port);
}
_xrm.Add(node, GetXmlRpcUri(app_node));
new RpcDht(dht, node);
}
return(app_node);
}
// adds a node to the pool
protected static void add_node(bool output) {
AHAddress address = new AHAddress(new RNGCryptoServiceProvider());
Node node = new StructuredNode(address, brunet_namespace);
NodeMapping nm = new NodeMapping();
nm.Node = node;
nodes.Add((Address) address, nm);
nm.Port = TakenPorts.Count;
while(TakenPorts.Contains(nm.Port)) {
nm.Port = rand.Next(0, 65535);
}
TAAuthorizer auth = null;
if(broken != 0) {
auth = new BrokenTAAuth(broken);
}
EdgeListener el = new SimulationEdgeListener(nm.Port, 0, auth, true);
if(secure_edges || secure_senders) {
byte[] blob = SEKey.ExportCspBlob(true);
RSACryptoServiceProvider rsa_copy = new RSACryptoServiceProvider();
rsa_copy.ImportCspBlob(blob);
CertificateMaker cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_copy,
address.ToString());
Certificate cert = cm.Sign(CACert, SEKey);
CertificateHandler ch = new CertificateHandler();
ch.AddCACertificate(CACert.X509);
ch.AddSignedCertificate(cert.X509);
BrunetSecurityOverlord so = new BrunetSecurityOverlord(node, rsa_copy, node.Rrm, ch);
so.Subscribe(node, null);
node.GetTypeSource(SecurityOverlord.Security).Subscribe(so, null);
nm.BSO = so;
node.HeartBeatEvent += so.Heartbeat;
}
if(secure_edges) {
el = new SecureEdgeListener(el, nm.BSO);
}
node.AddEdgeListener(el);
if(broken != 0) {
el = new TunnelEdgeListener(node);
node.AddEdgeListener(el);
}
ArrayList RemoteTAs = new ArrayList();
for(int i = 0; i < 5 && i < TakenPorts.Count; i++) {
int rport = (int) TakenPorts.GetByIndex(rand.Next(0, TakenPorts.Count));
RemoteTAs.Add(TransportAddressFactory.CreateInstance("brunet.function://127.0.0.1:" + rport));
}
node.RemoteTAs = RemoteTAs;
TakenPorts[nm.Port] = nm.Port;
if(output) {
Console.WriteLine("Adding: " + nm.Node.Address);
}
node.Connect();
network_size++;
}
/// <summary>Creates an ApplicationNode and prepares it for connection to
/// the overlay. For historical reasons it is linked to _node, _dht,
/// _rpc_dht, and _bso.</summary>
public virtual ApplicationNode CreateNode(NodeConfig node_config) {
// Get a Node ID for the new Node
AHAddress address = null;
try {
address = (AHAddress) AddressParser.Parse(node_config.NodeAddress);
} catch {
address = Utils.GenerateAHAddress();
}
// Create the Node state
StructuredNode node = new StructuredNode(address, node_config.BrunetNamespace);
IEnumerable addresses = IPAddresses.GetIPAddresses(node_config.DevicesToBind);
ProtocolSecurityOverlord pso = null;
// Enable Security if requested
if(node_config.Security.Enabled) {
if(node_config.Security.SelfSignedCertificates) {
SecurityPolicy.SetDefaultSecurityPolicy(SecurityPolicy.DefaultEncryptor,
SecurityPolicy.DefaultAuthenticator, true);
}
byte[] blob = null;
using(FileStream fs = File.Open(node_config.Security.KeyPath, FileMode.Open)) {
blob = new byte[fs.Length];
fs.Read(blob, 0, blob.Length);
}
RSACryptoServiceProvider rsa_private = new RSACryptoServiceProvider();
rsa_private.ImportCspBlob(blob);
CertificateHandler ch = new CertificateHandler(node_config.Security.CertificatePath);
pso = new ProtocolSecurityOverlord(node, rsa_private, node.Rrm, ch);
pso.Subscribe(node, null);
node.GetTypeSource(SecurityOverlord.Security).Subscribe(pso, null);
node.HeartBeatEvent += pso.Heartbeat;
// A hack to enable a test for security that doesn't require each peer
// to exchange certificates
if(node_config.Security.TestEnable) {
blob = rsa_private.ExportCspBlob(false);
RSACryptoServiceProvider rsa_pub = new RSACryptoServiceProvider();
rsa_pub.ImportCspBlob(blob);
CertificateMaker cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_pub,
"brunet:node:abcdefghijklmnopqrs");
Certificate cacert = cm.Sign(cm, rsa_private);
cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_pub,
address.ToString());
Certificate cert = cm.Sign(cacert, rsa_private);
ch.AddCACertificate(cacert.X509);
ch.AddSignedCertificate(cert.X509);
}
}
// Add Dht
new TableServer(node);
IDht dht = new Dht(node, 3, 20);
RpcDhtProxy dht_proxy = new RpcDhtProxy(dht, node);
// Setup Vivaldi if requested
ITunnelOverlap ito = null;
NCService ncservice = null;
if(node_config.NCService.Enabled) {
ncservice = new NCService(node, node_config.NCService.Checkpoint);
if (node_config.NCService.OptimizeShortcuts) {
node.Ssco.TargetSelector = new VivaldiTargetSelector(node, ncservice);
}
ito = new NCTunnelOverlap(ncservice);
} else {
ito = new SimpleTunnelOverlap();
}
// Create the ApplicationNode
ApplicationNode app_node = new ApplicationNode(node, dht, dht_proxy, ncservice, pso);
// Add Edge listeners
EdgeListener el = null;
foreach(NodeConfig.EdgeListener item in node_config.EdgeListeners) {
el = CreateEdgeListener(item, app_node, addresses);
if(node_config.Security.SecureEdgesEnabled) {
el = new SecureEdgeListener(el, pso);
}
node.AddEdgeListener(el);
}
// Create the tunnel and potentially wrap it in a SecureEL
el = new Tunnel.TunnelEdgeListener(node, ito);
if(node_config.Security.SecureEdgesEnabled) {
node.EdgeVerifyMethod = EdgeVerify.AddressInSubjectAltName;
el = new SecureEdgeListener(el, pso);
}
node.AddEdgeListener(el);
ArrayList RemoteTAs = null;
if(node_config.RemoteTAs != null) {
RemoteTAs = new ArrayList();
foreach(String ta in node_config.RemoteTAs) {
RemoteTAs.Add(TransportAddressFactory.CreateInstance(ta));
}
node.RemoteTAs = RemoteTAs;
}
// Add XmlRpc
if(node_config.XmlRpcManager.Enabled) {
if(_xrm == null) {
_xrm = new XmlRpcManagerServer(node_config.XmlRpcManager.Port);
}
_xrm.Add(node, GetXmlRpcUri(app_node));
new RpcDht(dht, node);
}
return app_node;
}
protected SecurityOverlord CreateInvalidSO(string name, int level) {
if(rsa == null) {
rsa = new RSACryptoServiceProvider();
byte[] blob = rsa.ExportCspBlob(false);
RSACryptoServiceProvider rsa_pub = new RSACryptoServiceProvider();
rsa_pub.ImportCspBlob(blob);
CertificateMaker cm = new CertificateMaker("United States", "UFL",
"ACIS", "David Wolinsky", "*****@*****.**", rsa_pub,
"brunet:node:abcdefghijklmnopqrs");
Certificate cert = cm.Sign(cm, rsa);
x509 = cert.X509;
}
CertificateHandler ch = new CertificateHandler();
if(level == 2 || level == 0) {
ch.AddCACertificate(x509);
}
if(level == 3 || level == 0) {
ch.AddSignedCertificate(x509);
}
ReqrepManager rrm = new ReqrepManager("so" + name);
_timeout += rrm.TimeoutChecker;
SecurityOverlord so = new SecurityOverlord(rsa_safe, rrm, ch);
so.AnnounceSA += AnnounceSA;
RoutingDataHandler rdh = new RoutingDataHandler();
rrm.Subscribe(so, null);
so.Subscribe(rdh, null);
rdh.Subscribe(rrm, null);
return so;
}
