/// <summary>
/// Starts the interop test client running. This causes it to start listening for incoming test invites.
/// </summary>
private void Start()
{
log.Info("private void Start(): called");
// Use a class path scanner to find all the interop test case implementations.
ArrayList testCaseClasses = new ArrayList();
// ClasspathScanner.getMatches(InteropClientTestCase.class, "^TestCase.*", true);
// Hard code the test classes till the classpath scanner is fixed.
testCaseClasses.Add(typeof(TestCase1DummyRun));
testCaseClasses.Add(typeof(TestCase2BasicP2P));
testCaseClasses.Add(typeof(TestCase3BasicPubSub));
testCaseClasses.Add(typeof(TestCase4P2PMessageSize));
testCaseClasses.Add(typeof(TestCase5PubSubMessageSize));
// Create all the test case implementations and index them by the test names.
foreach (Type testClass in testCaseClasses)
{
InteropClientTestCase testCase = (InteropClientTestCase)Activator.CreateInstance(testClass);
testCases.Add(testCase.GetName(), testCase);
log.Info("Found test case: " + testClass);
}
// Open a connection to communicate with the coordinator on.
log.Info("brokerUrl = " + brokerUrl);
IConnection connection = CreateConnection(brokerUrl, virtualHost);
channel = connection.CreateChannel(false, AcknowledgeMode.AutoAcknowledge);
// Set this up to listen for control messages.
string responseQueueName = channel.GenerateUniqueName();
channel.DeclareQueue(responseQueueName, false, true, true);
channel.Bind(responseQueueName, ExchangeNameDefaults.TOPIC, "iop.control." + clientName);
channel.Bind(responseQueueName, ExchangeNameDefaults.TOPIC, "iop.control");
IMessageConsumer consumer = channel.CreateConsumerBuilder(responseQueueName)
.Create();
consumer.OnMessage += new MessageReceivedDelegate(OnMessage);
// Create a publisher to send replies with.
publisherBuilder = channel.CreatePublisherBuilder()
.WithExchangeName(ExchangeNameDefaults.DIRECT);
// Start listening for incoming control messages.
connection.Start();
Console.WriteLine("Test client " + clientName + " ready to receive test control messages...");
}
/// <summary>
/// Handles all incoming control messages.
/// </summary>
///
/// <param name="message"> The incoming message. </param>
public void OnMessage(IMessage message)
{
log.Info("public void OnMessage(IMessage message = " + message + "): called");
try
{
string controlType = message.Headers.GetString("CONTROL_TYPE");
string testName = message.Headers.GetString("TEST_NAME");
// Check if the message is a test invite.
if ("INVITE" == controlType)
{
string testCaseName = message.Headers.GetString("TEST_NAME");
// Flag used to indicate that an enlist should be sent. Only enlist to compulsory invites or invites
// for which test cases exist.
bool enlist = false;
if (testCaseName != null)
{
log.Info("Got an invite to test: " + testCaseName);
// Check if the requested test case is available.
InteropClientTestCase testCase = (InteropClientTestCase)testCases[testCaseName];
if (testCase != null)
{
// Make the requested test case the current test case.
currentTestCase = testCase;
enlist = true;
}
}
else
{
log.Info("Got a compulsory invite.");
enlist = true;
}
log.Info("enlist = " + enlist);
if (enlist)
{
// Reply with the client name in an Enlist message.
IMessage enlistMessage = channel.CreateMessage();
enlistMessage.Headers.SetString("CONTROL_TYPE", "ENLIST");
enlistMessage.Headers.SetString("CLIENT_NAME", clientName);
enlistMessage.Headers.SetString("CLIENT_PRIVATE_CONTROL_KEY", "iop.control." + clientName);
enlistMessage.CorrelationId = message.CorrelationId;
Send(enlistMessage, message.ReplyToRoutingKey);
}
}
else if ("ASSIGN_ROLE" == controlType)
{
// Assign the role to the current test case.
string roleName = message.Headers.GetString("ROLE");
log.Info("Got a role assignment to role: " + roleName);
Roles role;
if (roleName == "SENDER")
{
role = Roles.SENDER;
}
else
{
role = Roles.RECEIVER;
}
currentTestCase.AssignRole(role, message);
// Reply by accepting the role in an Accept Role message.
IMessage acceptRoleMessage = channel.CreateMessage();
acceptRoleMessage.Headers.SetString("CONTROL_TYPE", "ACCEPT_ROLE");
acceptRoleMessage.CorrelationId = message.CorrelationId;
Send(acceptRoleMessage, message.ReplyToRoutingKey);
}
else if ("START" == controlType || "STATUS_REQUEST" == controlType)
{
if ("START" == controlType)
{
log.Info("Got a start notification.");
// Start the current test case.
currentTestCase.Start();
}
else
{
log.Info("Got a status request.");
}
// Generate the report from the test case and reply with it as a Report message.
IMessage reportMessage = currentTestCase.GetReport(channel);
reportMessage.Headers.SetString("CONTROL_TYPE", "REPORT");
reportMessage.CorrelationId = message.CorrelationId;
Send(reportMessage, message.ReplyToRoutingKey);
}
else if ("TERMINATE" == controlType)
{
Console.WriteLine("Received termination instruction from coordinator.");
// Is a cleaner shutdown needed?
System.Environment.Exit(1);
}
else
{
// Log a warning about this but otherwise ignore it.
log.Warn("Got an unknown control message, controlType = " + controlType + ", message = " + message);
}
}
catch (QpidException e)
{
// Log a warning about this, but otherwise ignore it.
log.Warn("A QpidException occurred whilst handling a message.");
log.Info("Got QpidException whilst handling message: " + message, e);
}
}
/// <summary>
/// Handles all incoming control messages.
/// </summary>
///
/// <param name="message"> The incoming message. </param>
public void OnMessage(IMessage message)
{
log.Info("public void OnMessage(IMessage message = " + message + "): called");
try
{
string controlType = message.Headers.GetString("CONTROL_TYPE");
string testName = message.Headers.GetString("TEST_NAME");
// Check if the message is a test invite.
if ("INVITE" == controlType)
{
string testCaseName = message.Headers.GetString("TEST_NAME");
// Flag used to indicate that an enlist should be sent. Only enlist to compulsory invites or invites
// for which test cases exist.
bool enlist = false;
if (testCaseName != null)
{
log.Info("Got an invite to test: " + testCaseName);
// Check if the requested test case is available.
InteropClientTestCase testCase = (InteropClientTestCase)testCases[testCaseName];
if (testCase != null)
{
// Make the requested test case the current test case.
currentTestCase = testCase;
enlist = true;
}
}
else
{
log.Info("Got a compulsory invite.");
enlist = true;
}
log.Info("enlist = " + enlist);
if (enlist)
{
// Reply with the client name in an Enlist message.
IMessage enlistMessage = channel.CreateMessage();
enlistMessage.Headers.SetString("CONTROL_TYPE", "ENLIST");
enlistMessage.Headers.SetString("CLIENT_NAME", clientName);
enlistMessage.Headers.SetString("CLIENT_PRIVATE_CONTROL_KEY", "iop.control." + clientName);
enlistMessage.CorrelationId = message.CorrelationId;
Send(enlistMessage, message.ReplyToRoutingKey);
}
}
else if ("ASSIGN_ROLE" == controlType)
{
// Assign the role to the current test case.
string roleName = message.Headers.GetString("ROLE");
log.Info("Got a role assignment to role: " + roleName);
Roles role;
if (roleName == "SENDER")
{
role = Roles.SENDER;
}
else
{
role = Roles.RECEIVER;
}
currentTestCase.AssignRole(role, message);
// Reply by accepting the role in an Accept Role message.
IMessage acceptRoleMessage = channel.CreateMessage();
acceptRoleMessage.Headers.SetString("CONTROL_TYPE", "ACCEPT_ROLE");
acceptRoleMessage.CorrelationId = message.CorrelationId;
Send(acceptRoleMessage, message.ReplyToRoutingKey);
}
else if ("START" == controlType || "STATUS_REQUEST" == controlType)
{
if ("START" == controlType)
{
log.Info("Got a start notification.");
// Start the current test case.
currentTestCase.Start();
}
else
{
log.Info("Got a status request.");
}
// Generate the report from the test case and reply with it as a Report message.
IMessage reportMessage = currentTestCase.GetReport(channel);
reportMessage.Headers.SetString("CONTROL_TYPE", "REPORT");
reportMessage.CorrelationId = message.CorrelationId;
Send(reportMessage, message.ReplyToRoutingKey);
}
else if ("TERMINATE" == controlType)
{
Console.WriteLine("Received termination instruction from coordinator.");
// Is a cleaner shutdown needed?
System.Environment.Exit(1);
}
else
{
// Log a warning about this but otherwise ignore it.
log.Warn("Got an unknown control message, controlType = " + controlType + ", message = " + message);
}
}
catch (QpidException e)
{
// Log a warning about this, but otherwise ignore it.
log.Warn("A QpidException occurred whilst handling a message.");
log.Info("Got QpidException whilst handling message: " + message, e);
}
}