private HubRouter CreateHub(string root, string name, string cloudEP)
{
const string settings =
@"
MsgRouter.RouterEP = physical://{0}/{1}
MsgRouter.ParentEP =
MsgRouter.DiscoveryMode = MULTICAST
MsgRouter.CloudEP = {2}
MsgRouter.CloudAdapter = ANY
MsgRouter.UdpEP = ANY:0
MsgRouter.TcpEP = ANY:0
MsgRouter.TcpBacklog = 100
MsgRouter.TcpDelay = off
MsgRouter.BkInterval = 1s
MsgRouter.MaxIdle = 5m
MsgRouter.AdvertiseTime = 30s
MsgRouter.KeepAliveTime = 1m
MsgRouter.DefMsgTTL = 5
MsgRouter.SharedKey = PLAINTEXT
MsgRouter.SessionCacheTime = 2m
MsgRouter.SessionRetries = 3
MsgRouter.SessionTimeout = 10s
MsgRouter.DownlinkEP[0] = logical://*
";
HubRouter router;
Config.SetConfig(string.Format(settings, root, name, cloudEP));
router = new HubRouter();
router.Dispatcher.AddTarget(this);
router.Dispatcher.AddLogical(new MsgHandlerDelegate(OnMsg), "logical://" + name, typeof(PropertyMsg), false, null);
router.Start();
return(router);
}
/// <summary>
/// Starts the service, associating it with an <see cref="IServiceHost" /> instance.
/// </summary>
/// <param name="serviceHost">The service user interface.</param>
/// <param name="args">Command line arguments.</param>
public void Start(IServiceHost serviceHost, string[] args)
{
lock (syncLock)
{
if (router != null)
{
return; // Already started
}
// Global initialization
NetTrace.Start();
Program.Config = new Config("LillTek.Datacenter.RouterService");
Program.PerfCounters = null; // $todo(jeff.lill): new PerfCounterSet(true,Const.RouterServicePerf,Const.RouterServiceName);
// Service initialization
this.serviceHost = serviceHost;
try
{
RootRouter rootRouter;
HubRouter hubRouter;
switch (Program.Config.Get("Mode", "HUB").ToUpper())
{
case "ROOT":
SysLog.LogInformation("Router Service v{0}: Starting as ROOT", Helper.GetVersionString());
router = rootRouter = new RootRouter();
rootRouter.Start();
break;
case "HUB":
default:
SysLog.LogInformation("Router Service v{0}: Starting as HUB", Helper.GetVersionString());
router = hubRouter = new HubRouter();
hubRouter.Start();
break;
}
state = ServiceState.Running;
}
catch (Exception e)
{
if (router != null)
{
router.Stop();
router = null;
}
SysLog.LogException(e);
throw;
}
}
}
public void RouterService_RootMode()
{
// Verify that the router service actually deploys a root router
// by starting an instance of the application and a couple of
// hub routers and making sure that the service is routing messages
// between the two hubs.
Process svcProcess = null;
HubRouter hub1 = null;
HubRouter hub2 = null;
ConfigRewriter rewriter;
Assembly assembly;
string iniPath;
assembly = typeof(LillTek.Datacenter.RouterService.Program).Assembly;
iniPath = Config.GetConfigPath(assembly);
rewriter = new ConfigRewriter(iniPath);
try
{
// Rewrite the config file to have it start in root mode
// and then start the router service as a form application.
rewriter.Rewrite(new ConfigRewriteTag[] { new ConfigRewriteTag("Mode", "#undef HUBMODE\r\n#define ROOTMODE\r\n#define HUBNAME hub\r\n") });
svcProcess = Helper.StartProcess(assembly, "-mode:form -start");
Thread.Sleep(10000); // Give the process a chance to spin up
// Crank up a couple of hub routers and send a message from
// one to the other.
hub1 = CreateHub(Helper.MachineName + ":" + Const.DCRootPort.ToString(), "hub1", group1);
hub2 = CreateHub(Helper.MachineName + ":" + Const.DCRootPort.ToString(), "hub2", group2);
Thread.Sleep(2000);
recvMsg = null;
hub1.SendTo("logical://hub2", new PropertyMsg());
Thread.Sleep(1000);
Assert.IsNotNull(recvMsg);
}
finally
{
rewriter.Restore();
if (svcProcess != null)
{
svcProcess.Kill();
svcProcess.Close();
}
if (hub1 != null)
{
hub1.Stop();
}
if (hub2 != null)
{
hub2.Stop();
}
}
}
