/// <summary>
/// Invokes an action on the specified urn.
/// </summary>
/// <param name="urn">The URN to invoke the action.</param>
/// <param name="arguments">The arguments for the action.</param>
/// <returns>
/// The results of the action.
/// </returns>
public InvokeResult Invoke(string urn, InvokeArguments arguments)
{
var logId = Guid.NewGuid();
logger.Debug(
"Invoking '{2}' on '{0}' - {1}",
urn,
logId,
(arguments == null ? string.Empty : arguments.Action ?? string.Empty));
try
{
var result = this.Invoker.Invoke(urn, arguments);
result.LogId = logId;
logger.Debug("Invoke completed for '{0}' - {1}", urn, logId);
return result;
}
catch (Exception error)
{
logger.ErrorException(
"Error happened on invoke for '" + urn +
"' - " + logId + ": " + error.Message,
error);
return new InvokeResult
{
LogId = logId,
ResultCode = RemoteResultCode.FatalError
};
}
}
public void InvokePassesOnCall()
{
var urn = string.Empty;
var args = new InvokeArguments();
var result = new InvokeResult();
var invokerMock = new Mock<IActionInvoker>(MockBehavior.Strict);
invokerMock.Setup(i => i.Invoke(urn, args)).Returns(result).Verifiable();
var channel = new WcfChannel(invokerMock.Object);
var actual = channel.Invoke(urn, args);
Assert.AreSame(result, actual);
invokerMock.Verify();
}
public void InvokeFailsIfInputIsMissing()
{
var testItem = new TestItem("Baby");
var server = new Server("Test", testItem);
var invoker = new ActionInvoker(server);
var arguments = new InvokeArguments
{
Action = "TestAction",
Data = string.Empty
};
var result = invoker.Invoke("urn:ccnet:test:baby", arguments);
Assert.IsNotNull(result);
Assert.AreEqual(RemoteResultCode.InvalidInput, result.ResultCode);
}
public void InvokeFailsIfInputIsIncorrectType()
{
var testItem = new TestItem("Baby");
var server = new Server("Test", testItem);
var invoker = new ActionInvoker(server);
var arguments = new InvokeArguments
{
Action = "TestAction",
Data = "<Blank xmlns=\"urn:cruisecontrol:common\" />"
};
var result = invoker.Invoke("urn:ccnet:test:baby", arguments);
Assert.IsNotNull(result);
Assert.AreEqual(RemoteResultCode.InvalidInput, result.ResultCode);
}
/// <summary>
/// Invokes an action using raw messages.
/// </summary>
/// <param name="urn">The URN to invoke the action on.</param>
/// <param name="action">The action.</param>
/// <param name="args">The arguments for the action in XAML.</param>
/// <returns>
/// The result of the action in XAML.
/// </returns>
public virtual string Invoke(string urn, string action, string args)
{
var request = new InvokeArguments
{
Action = action,
Data = args
};
var result = this.PerformChannelOperation(c => c.Invoke(urn, request));
if (result.ResultCode == RemoteResultCode.Success)
{
return(result.Data);
}
throw new RemoteServerException(result.ResultCode, result.LogId);
}
public void InvokeHandlesMethodsWithTheSameName()
{
var called = false;
var item = new TroublesomeItem
{
Name = "ghost",
DoSomethingAction = () => called = true
};
var server = new Server("Test", item);
var invoker = new ActionInvoker(server);
var arguments = new InvokeArguments
{
Action = "DoSomething",
Data = "<Blank xmlns=\"urn:cruisecontrol:common\" />"
};
var result = invoker.Invoke("urn:ccnet:test:ghost", arguments);
Assert.AreEqual(RemoteResultCode.Success, result.ResultCode);
Assert.IsTrue(called);
}
/// <summary>
/// Invokes an action on an item.
/// </summary>
/// <param name="urn">The URN to invoke the action.</param>
/// <param name="arguments">The arguments for the action.</param>
/// <returns>
/// The return message from the action.
/// </returns>
public InvokeResult Invoke(string urn, InvokeArguments arguments)
{
var result = new InvokeResult();
var item = this.LocateItem(urn);
if (item == null)
{
logger.Warn("Request made to unknown URN '{0}'", urn);
result.ResultCode = RemoteResultCode.UnknownUrn;
return result;
}
if (arguments == null)
{
result.ResultCode = RemoteResultCode.MissingArguments;
return result;
}
var method = FindAction(item.GetType(), arguments.Action);
if (method == null)
{
logger.Warn("Request made for unknown action '{0}' on '{1}", arguments.Action, urn);
result.ResultCode = RemoteResultCode.UnknownAction;
return result;
}
// TODO: Validate security
if (string.IsNullOrEmpty(arguments.Data))
{
result.ResultCode = RemoteResultCode.InvalidInput;
return result;
}
var parameters = method.GetParameters();
var input = MessageSerialiser.Deserialise(arguments.Data);
if (parameters[0].ParameterType.IsAssignableFrom(input.GetType()))
{
var output = method.Invoke(item, new[] { input });
result.Data = MessageSerialiser.Serialise(output);
}
else
{
result.ResultCode = RemoteResultCode.InvalidInput;
}
return result;
}
/// <summary>
/// Sends the request to the local server.
/// </summary>
/// <param name="context">The context.</param>
private void SendLocalRequest(TaskExecutionContext context)
{
// Resolve the URN
var urn = this.ProjectName;
if (!UrnHelpers.IsCCNetUrn(urn))
{
urn = UrnHelpers.GenerateProjectUrn(this.Project.Server, this.ProjectName);
}
// Send the actual request
logger.Debug("Performing local force build on '{0}'", urn);
var arguments = new InvokeArguments
{
Action = "ForceBuild"
};
var result = this.Project.Server.ActionInvoker.Invoke(urn, arguments);
// Check the result
if (result.ResultCode == RemoteResultCode.Success)
{
var message = "Force build successfully sent to '" + ProjectName + "'";
logger.Info(message);
context.AddEntryToBuildLog(message);
}
else
{
var message = "Force build failed for '" + ProjectName + "' - result code " + result.ResultCode;
logger.Info(message);
context.AddEntryToBuildLog(message);
context.CurrentStatus = IntegrationStatus.Failure;
}
}
public void InvokeInvokesMethod()
{
var testItem = new TestItem("Baby");
var server = new Server("Test", testItem);
var invoker = new ActionInvoker(server);
var arguments = new InvokeArguments
{
Action = "DoSomething",
Data = "<Blank xmlns=\"urn:cruisecontrol:common\" />"
};
var result = invoker.Invoke("urn:ccnet:test:baby", arguments);
Assert.AreEqual(RemoteResultCode.Success, result.ResultCode);
Assert.IsNotNull(result);
Assert.IsNotNull(result.Data);
var message = MessageSerialiser.Deserialise(result.Data);
Assert.IsInstanceOf<Messages.Blank>(message);
Assert.IsTrue(testItem.WasInvoked);
}
