public PiraeusCoapClient(CoapConfig config, IChannel channel, SecurityTokenType tokenType, string securityToken, ICoapRequestDispatch dispatcher = null)
: this(config, channel, dispatcher)
{
this.tokenType = tokenType;
this.securityToken = securityToken;
usedToken = false;
}
public CoapProtocolAdapter(PiraeusConfig config, IAuthenticator authenticator, IChannel channel, ILogger logger, HttpContext context = null)
{
this.context = context;
this.logger = logger;
CoapConfigOptions options = config.ObserveOption && config.NoResponseOption ? CoapConfigOptions.Observe | CoapConfigOptions.NoResponse : config.ObserveOption ? CoapConfigOptions.Observe : config.NoResponseOption ? CoapConfigOptions.NoResponse : CoapConfigOptions.None;
CoapConfig coapConfig = new CoapConfig(authenticator, config.CoapAuthority, options, config.AutoRetry,
config.KeepAliveSeconds, config.AckTimeoutSeconds, config.AckRandomFactor,
config.MaxRetransmit, config.NStart, config.DefaultLeisure, config.ProbingRate, config.MaxLatencySeconds);
coapConfig.IdentityClaimType = config.ClientIdentityNameClaimType;
coapConfig.Indexes = config.GetClientIndexes();
InitializeAuditor(config);
Channel = channel;
Channel.OnClose += Channel_OnClose;
Channel.OnError += Channel_OnError;
Channel.OnOpen += Channel_OnOpen;
Channel.OnReceive += Channel_OnReceive;
Channel.OnStateChange += Channel_OnStateChange;
session = new CoapSession(coapConfig, context);
if (Channel.State != ChannelState.Open)
{
Channel.OpenAsync().GetAwaiter();
Channel.ReceiveAsync();
}
}
public Host()
{
_conf = new CoapConfig();
_conf.DefaultBlockSize = 32;
_conf.MaxMessageSize = 32;
_endpoint = new CoAPEndPoint(_conf);
_endpoint.Start();
Running = false;
}
public Host(string ip)
{
this._ip = IPAddress.Parse(ip);
_conf = new CoapConfig();
_conf.DefaultBlockSize = 32;
_conf.MaxMessageSize = 32;
_endpoint = new CoAPEndPoint(_conf);
_endpoint.Start();
Running = false;
}
public void SetupServer()
{
Com.AugustCellars.CoAP.Log.LogManager.Level = Com.AugustCellars.CoAP.Log.LogLevel.Debug;
_config = new CoapConfig();
_config.OSCOAP_DefaultBlockSize = 32;
_config.OSCOAP_MaxMessageSize = 32;
_config.AckTimeout = 60 * 60 * 1000;
CreateServer();
_clientEndpoint = new CoAPEndPoint(_config);
_clientEndpoint.Start();
}
private void CreateServer()
{
_config = new CoapConfig {
NonTimeout = 10 // 10 ms
};
_resource = new ObserveTests2.ObserveResource(target1);
_resource2 = new ObserveTests2.ObserveResource(target2);
_server = new CoapServer(_config);
_server.Add(_resource);
_server.Add(_resource2);
IEndPoint endpoint = Pump.AddEndPoint("server #1", MockMessagePump.ServerAddress, _config, new Type[] { typeof(ObserveLayer), typeof(TokenLayer), typeof(ReliabilityLayer) });
_server.AddEndPoint(endpoint);
_server.Start();
}
public CoapSession(CoapConfig config, HttpContext context = null)
{
Config = config;
this.context = context;
CoapReceiver = new Receiver(config.ExchangeLifetime.TotalMilliseconds);
CoapSender = new Transmitter(config.ExchangeLifetime.TotalMilliseconds, config.MaxTransmitSpan.TotalMilliseconds, config.MaxRetransmit);
CoapSender.OnRetry += Transmit_OnRetry;
if (config.KeepAlive.HasValue)
{
keepaliveTimestamp = DateTime.UtcNow.AddSeconds(config.KeepAlive.Value);
keepaliveTimer = new Timer(config.KeepAlive.Value * 1000);
keepaliveTimer.Elapsed += KeepaliveTimer_Elapsed;
keepaliveTimer.Start();
}
}
private void CreateServer()
{
_config = new CoapConfig();
_config.NonTimeout = 10; // 10 ms
CoAPEndPoint endpoint = new CoAPEndPoint(0, _config);
_resource = new ObserveResource(target1);
_resource2 = new ObserveResource(target2);
_server = new CoapServer(_config);
_server.Add(_resource);
_server.Add(_resource2);
_server.AddEndPoint(endpoint);
_server.Start();
_serverPort = ((System.Net.IPEndPoint)endpoint.LocalEndPoint).Port;
}
public PiraeusCoapClient(CoapConfig config, IChannel channel, ICoapRequestDispatch dispatcher = null)
{
this.config = config;
pingId = new List <ushort>();
session = new CoapSession(config);
observers = new Dictionary <string, string>();
this.dispatcher = dispatcher;
this.channel = channel;
this.channel.OnClose += Channel_OnClose;
this.channel.OnError += Channel_OnError;
this.channel.OnOpen += Channel_OnOpen;
this.channel.OnStateChange += Channel_OnStateChange;
this.channel.OnReceive += Channel_OnReceive;
session.OnRetry += Session_OnRetry;
session.OnKeepAlive += Session_OnKeepAlive;
session.IsAuthenticated = true;
usedToken = true;
queue = new Queue <byte[]>();
}
static void Main(string[] args)
{
CoapConfig _config = new CoapConfig();
_config.DefaultBlockSize = 32;
_config.MaxMessageSize = 32;
CoapServer server = new CoapServer(_config);
CoAPEndPoint endpoint = new CoAPEndPoint(CoapConstants.DefaultPort, _config);
server.AddEndPoint(endpoint);
server.Add(new Temp("/sensors/temp"));
server.Add(new Humidity("/sensors/humidity"));
server.Add(new Vcc3("/sensors/vcc3"));
server.Add(new Storage("/data/buffer"));
server.Add(new Light("/sensors/light"));
server.Add(new Hops("/info/hops"));
try
{
server.Start();
Console.Write("CoAP server [{0}] is listening on", server.Config.Version);
foreach (var item in server.EndPoints)
{
Console.Write(" ");
Console.Write(item.LocalEndPoint);
}
Console.WriteLine();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
Console.WriteLine("Press any key to exit.");
Console.ReadKey();
}
private void CreateServer()
{
CoapConfig config = new CoapConfig();
CoAPEndPoint endpoint = new CoAPEndPoint(0, config);
_resource = new MulticastResource(MulticastTarget, MulticastResponse);
_server = new CoapServer();
_server.Add(_resource);
_server.AddEndPoint(endpoint);
_server.Start();
_serverPort = ((IPEndPoint)endpoint.LocalEndPoint).Port;
endpoint.AddMulticastAddress(new IPEndPoint(multicastAddress3, _serverPort));
endpoint.AddMulticastAddress(new IPEndPoint(multicastAddress4, _serverPort));
endpoint.AddMulticastAddress(new IPEndPoint(multicastAddress, _serverPort + PortJump));
endpoint.AddMulticastAddress(new IPEndPoint(multicastAddress2, _serverPort + PortJump));
Resource r2 = new UnicastResource(UnicastTarget, UnicastResponse);
_server.Add(r2);
}
public void ObserveTest3()
{
CoapConfig clientConfig = new CoapConfig()
{
MaxRetransmit = 0
};
LogManager.Level = LogLevel.Debug;
Pump = new MockMessagePump();
IEndPoint clientEndpoint = Pump.AddEndPoint("Client1", MockMessagePump.ClientAddress, clientConfig, new Type[] { typeof(ObserveLayer), typeof(TokenLayer), typeof(ReliabilityLayer) });
clientEndpoint.Start();
CreateServer();
_config.NonTimeout = 100; // Change this value up - at 10 it cleans up the NON before the RST has a chance to get back.
CoapClient coapClient = new CoapClient {
EndPoint = clientEndpoint,
Uri = new Uri($"coap://{MockMessagePump.ServerAddress}{_resource.Uri}"),
Timeout = 0
};
Response lastResponse = null;
int count = 1;
_resource.UpdateContent($"First string {count - 1}");
AutoResetEvent trigger = new AutoResetEvent(false);
CoapObserveRelation relation = coapClient.ObserveAsync(
(r) => {
lastResponse = r;
trigger.Set();
});
int emptyCount = 0;
bool dataSent = false;
byte[] tokenBytes = relation.Request.Token;
while (true)
{
Thread.Sleep(1);
if (Pump.Queue.Count > 0)
{
MockQueueItem item = Pump.Queue.Peek();
switch (item.ItemType)
{
case MockQueueItem.QueueType.NetworkSend:
if (item.Request != null)
{
Debug.WriteLine($"Request: {item.Request}");
if (tokenBytes == null)
{
tokenBytes = relation.Request.Token;
}
Assert.IsTrue(item.Request.HasOption(OptionType.Observe));
Assert.AreEqual(0, item.Request.Observe);
CollectionAssert.AreEqual(tokenBytes, item.Request.Token);
}
else if (item.Response != null)
{
Debug.WriteLine($"Response: {item.Response}");
Assert.IsTrue(item.Response.HasOption(OptionType.Observe));
Assert.AreEqual(count, item.Response.Observe);
CollectionAssert.AreEqual(tokenBytes, item.Response.Token);
dataSent = true;
}
else
{
Debug.WriteLine($"RST: {item.EmptyMessage}");
emptyCount += 1;
dataSent = true;
}
break;
}
Pump.Pump();
}
else if (dataSent)
{
dataSent = false;
if (count >= 3)
{
Assert.IsNull(lastResponse);
}
else
{
Assert.IsTrue(trigger.WaitOne(10 * 1000));
Assert.IsNotNull(lastResponse);
Assert.IsTrue(lastResponse.HasOption(OptionType.Observe));
Assert.AreEqual(count, lastResponse.Observe);
lastResponse = null;
}
if (count < 5)
{
_resource.UpdateContent($"New string {count}");
count += 1;
if (count == 3)
{
relation.ReactiveCancel();
}
}
else
{
break;
}
}
else if (count == 5)
{
break;
}
else if (emptyCount != 0)
{
_resource.UpdateContent($"New string {count}");
count += 1;
}
}
Assert.AreEqual(1, emptyCount);
Assert.AreEqual(5, count);
}
static void Main(string[] args)
{
ICoapConfig config = null;
KeySet allKeys = null;
string interopTest = null;
LogManager.Level = LogLevel.All;
LogManager.Instance = new FileLogManager(Console.Out);
for (int i = 0; i < args.Length; i++)
{
String[] s = args[i].Split('=');
if (s.Length == 1)
{
Array.Resize(ref s, 2);
}
switch (s[0])
{
case "--generate":
GenerateKeys(s[1]);
break;
case "--loadkeys":
allKeys = LoadKeys(s[1]);
break;
case "--config":
if (s[1] == null)
{
PrintCommandLine();
}
config = new CoapConfig();
config.Load(s[1]);
break;
case "--demon":
AsDemon = true;
break;
case "--ipAddr":
case "--ipaddress":
if (s[1] == null)
{
PrintCommandLine();
}
IPAddress ip;
if (!IPAddress.TryParse(s[1], out ip))
{
Console.WriteLine("Invalid ip-address");
PrintCommandLine();
}
ServerEndPoint = new IPEndPoint(ip, 0);
break;
case "--interop-test":
if (s[1] == null)
{
PrintCommandLine();
}
interopTest = s[1];
break;
default:
PrintCommandLine();
break;
}
}
if (interopTest != null)
{
RunInteropTests(interopTest, config, ServerEndPoint);
}
if (allKeys == null)
{
allKeys = LoadKeys(null);
}
CoapServer server1 = SetupServer(config, ServerEndPoint, CoapConfig.Default.DefaultPort, DtlsSignKeys, DtlsValidateKeys);
CoapServer server2 = SetupServer(config, ServerEndPoint, 5685, DtlsSignKeys, DtlsValidateKeys);
if (AsDemon)
{
ExitEvent.WaitOne();
}
else
{
Console.WriteLine("Press key to exit");
Console.ReadKey();
}
server1.Stop();
server2.Stop();
}
public static IEndPoint CreateEndPoint(ISpec spec)
{
CoapConfig config = new CoapConfig();
config.DefaultPort = spec.DefaultPort;
config.Spec = spec;
CoAPEndPoint ep = new CoAPEndPoint(config);
ep.Start();
return ep;
}
public void ObserveTest2()
{
CoapConfig clientConfig = new CoapConfig()
{
NotificationReregistrationBackoff = 0
};
Pump = new MockMessagePump();
IEndPoint clientEndpoint = Pump.AddEndPoint("Client1", MockMessagePump.ClientAddress, clientConfig, new Type[] { typeof(ObserveLayer) });
clientEndpoint.Start();
CreateServer();
CoapClient coapClient = new CoapClient {
EndPoint = clientEndpoint,
Uri = new Uri($"coap://{MockMessagePump.ServerAddress}{_resource.Uri}"),
Timeout = 0
};
Response lastResponse = null;
int count = 1;
int clientObserveNo = 0;
_resource.UpdateContent($"First string {count - 1}");
AutoResetEvent trigger = new AutoResetEvent(false);
CoapObserveRelation relation = coapClient.ObserveAsync(
(r) => {
lastResponse = r;
trigger.Set();
});
AutoResetEvent reregistered = new AutoResetEvent(false);
relation.Request.Reregistering += (a, b) => {
reregistered.Set();
};
bool dataSent = false;
byte[] tokenBytes = relation.Request.Token;
while (true)
{
Thread.Sleep(1);
if (Pump.Queue.Count > 0)
{
MockQueueItem item = Pump.Queue.Peek();
switch (item.ItemType)
{
case MockQueueItem.QueueType.NetworkSend:
if (item.Request != null)
{
if (tokenBytes == null)
{
tokenBytes = relation.Request.Token;
}
Assert.IsTrue(item.Request.HasOption(OptionType.Observe));
Assert.AreEqual(clientObserveNo, item.Request.Observe);
CollectionAssert.AreEqual(tokenBytes, item.Request.Token);
clientObserveNo += 1;
}
else if (item.Response != null)
{
if (count < 4)
{
Assert.IsTrue(item.Response.HasOption(OptionType.Observe));
Assert.AreEqual(count, item.Response.Observe);
}
else
{
// Assert.IsFalse(item.Response.HasOption(OptionType.Observe));
}
CollectionAssert.AreEqual(tokenBytes, item.Response.Token);
dataSent = true;
}
else
{
Assert.Fail();
}
break;
}
Pump.Pump();
}
else if (dataSent)
{
dataSent = false;
if (count > 4)
{
Assert.IsNull(lastResponse);
}
else
{
Assert.IsTrue(trigger.WaitOne(1000));
Assert.IsNotNull(lastResponse);
if (count == 4)
{
Assert.IsFalse(lastResponse.HasOption(OptionType.Observe));
}
else
{
Assert.IsTrue(lastResponse.HasOption(OptionType.Observe));
Assert.AreEqual(count, lastResponse.Observe);
}
lastResponse = null;
}
if (count < 5)
{
if (count == 3)
{
relation.ProactiveCancel();
_resource.UpdateContent($"New string {count}");
}
else
{
_resource.UpdateContent($"New string {count}");
}
count += 1;
}
else
{
break;
}
}
else if (count == 5)
{
break;
}
}
Assert.AreEqual(2, clientObserveNo);
Assert.AreEqual(5, count);
// Total # of seconds is MaxAge = 1 + backoff = 0 + random(2, 15)
Assert.IsFalse(reregistered.WaitOne(17 * 1000));
}
public void ObserveTest1()
{
CoapConfig clientConfig = new CoapConfig();
Pump = new MockMessagePump();
IEndPoint clientEndpoint = Pump.AddEndPoint("Client1", MockMessagePump.ClientAddress, clientConfig, new Type[] { typeof(ObserveLayer) });
clientEndpoint.Start();
CreateServer();
CoapClient coapClient = new CoapClient {
EndPoint = clientEndpoint,
Uri = new Uri($"coap://{MockMessagePump.ServerAddress}{_resource.Uri}"),
Timeout = 0
};
Response lastResponse = null;
int count = 1;
_resource.UpdateContent($"First string {count-1}");
AutoResetEvent trigger = new AutoResetEvent(false);
CoapObserveRelation relation = coapClient.ObserveAsync(
(r) => {
lastResponse = r;
trigger.Set();
});
byte[] tokenBytes = relation.Request.Token;
bool dataSent = false;
while (true)
{
Thread.Sleep(1);
if (Pump.Queue.Count > 0)
{
MockQueueItem item = Pump.Queue.Peek();
switch (item.ItemType)
{
case MockQueueItem.QueueType.NetworkSend:
if (item.Request != null)
{
if (tokenBytes == null)
{
tokenBytes = relation.Request.Token;
}
Assert.IsTrue(item.Request.HasOption(OptionType.Observe));
Assert.AreEqual(0, item.Request.Observe);
CollectionAssert.AreEqual(tokenBytes, item.Request.Token);
}
else if (item.Response != null)
{
Assert.IsTrue(item.Response.HasOption(OptionType.Observe));
Assert.AreEqual(count, item.Response.Observe);
CollectionAssert.AreEqual(tokenBytes, item.Response.Token);
dataSent = true;
}
else
{
Assert.Fail();
}
break;
}
Pump.Pump();
}
else if (dataSent)
{
Assert.IsTrue(trigger.WaitOne(1000));
Assert.IsTrue(lastResponse.HasOption(OptionType.Observe));
Assert.AreEqual(count, lastResponse.Observe);
dataSent = false;
lastResponse = null;
if (count < 5)
{
_resource.UpdateContent($"New string {count}");
count += 1;
}
else
{
break;
}
}
}
Assert.AreEqual(5, count);
}
public void ObserveTest13()
{
CoapConfig clientConfig = new CoapConfig()
{
NotificationReregistrationBackoff = 0
};
Pump = new MockMessagePump();
IEndPoint clientEndpoint = Pump.AddEndPoint("Client1", MockMessagePump.ClientAddress, clientConfig, new Type[] { typeof(ObserveLayer) });
clientEndpoint.Start();
CreateServer();
CoapClient coapClient = new CoapClient
{
EndPoint = clientEndpoint,
Uri = new Uri($"coap://{MockMessagePump.ServerAddress}{_resource.Uri}"),
Timeout = 0
};
Response lastResponse = null;
int count = 1;
_resource.UpdateContent($"First string {count - 1}");
AutoResetEvent trigger = new AutoResetEvent(false);
CoapObserveRelation relation = coapClient.ObserveAsync(
(r) => {
lastResponse = r;
trigger.Set();
});
AutoResetEvent reregistered = new AutoResetEvent(false);
relation.Request.Reregistering += (a, b) => {
reregistered.Set();
b.RefreshRequest.IsCancelled = true;
};
byte[] tokenBytes = relation.Request.Token;
bool dataSent = false;
int requestNo = 0;
int observerNo = 1;
while (true)
{
Thread.Sleep(1);
if (Pump.Queue.Count > 0)
{
MockQueueItem item = Pump.Queue.Peek();
switch (item.ItemType)
{
case MockQueueItem.QueueType.NetworkSend:
if (item.Request != null)
{
if (tokenBytes == null)
{
tokenBytes = relation.Request.Token;
}
Assert.IsTrue(item.Request.HasOption(OptionType.Observe));
Assert.AreEqual(0, item.Request.Observe);
CollectionAssert.AreEqual(tokenBytes, item.Request.Token);
switch (requestNo)
{
case 0:
Assert.IsFalse(item.Request.HasOption(OptionType.ETag));
break;
case 1:
case 2:
Assert.AreEqual(4, item.Request.ETags.ToArray().Length);
break;
}
requestNo += 1;
Debug.WriteLine($"Request: {item.Request}");
}
else if (item.Response != null)
{
Assert.IsTrue(item.Response.HasOption(OptionType.Observe));
Assert.AreEqual(observerNo, item.Response.Observe);
CollectionAssert.AreEqual(tokenBytes, item.Response.Token);
dataSent = true;
Debug.WriteLine($"Response: {item.Response} {item.Response.Observe}");
}
else
{
Assert.Fail();
}
break;
}
Pump.Pump();
}
else if (dataSent)
{
Assert.IsTrue(trigger.WaitOne(1000));
Assert.IsTrue(lastResponse.HasOption(OptionType.Observe));
Assert.AreEqual(observerNo, lastResponse.Observe);
dataSent = false;
lastResponse = null;
if (count == 4)
{
relation.UpdateETags(new byte[][] { new byte[] { 1 }, new byte[] { 3 }, new byte[] { 5 }, new byte[] { 7 } });
count += 1;
}
else if (count == 8)
{
Assert.IsTrue(reregistered.WaitOne(20 * 1000));
count += 1;
}
if (count == 9)
{
count += 1;
_resource.UpdateContent($"New string {count}");
observerNo += 1;
count += 1;
}
else if (count < 12)
{
_resource.UpdateContent($"New string {count}");
count += 1;
observerNo += 1;
}
else
{
break;
}
}
}
Assert.AreEqual(12, count);
}