testFacets(Ice.Communicator com, bool builtInFacets)
{
if (builtInFacets)
{
test(com.findAdminFacet("Properties") != null);
test(com.findAdminFacet("Process") != null);
test(com.findAdminFacet("Logger") != null);
test(com.findAdminFacet("Metrics") != null);
}
Test.TestFacet f1 = new TestFacetI();
Test.TestFacet f2 = new TestFacetI();
Test.TestFacet f3 = new TestFacetI();
com.addAdminFacet(f1, "Facet1");
com.addAdminFacet(f2, "Facet2");
com.addAdminFacet(f3, "Facet3");
test(com.findAdminFacet("Facet1") == f1);
test(com.findAdminFacet("Facet2") == f2);
test(com.findAdminFacet("Facet3") == f3);
test(com.findAdminFacet("Bogus") == null);
Dictionary <string, Ice.Object> facetMap = com.findAllAdminFacets();
if (builtInFacets)
{
test(facetMap.Count == 7);
test(facetMap.ContainsKey("Properties"));
test(facetMap.ContainsKey("Process"));
test(facetMap.ContainsKey("Logger"));
test(facetMap.ContainsKey("Metrics"));
}
else
{
test(facetMap.Count >= 3);
}
test(facetMap.ContainsKey("Facet1"));
test(facetMap.ContainsKey("Facet2"));
test(facetMap.ContainsKey("Facet3"));
try
{
com.addAdminFacet(f1, "Facet1");
test(false);
}
catch (Ice.AlreadyRegisteredException)
{
// Expected
}
try
{
com.removeAdminFacet("Bogus");
test(false);
}
catch (Ice.NotRegisteredException)
{
// Expected
}
com.removeAdminFacet("Facet1");
com.removeAdminFacet("Facet2");
com.removeAdminFacet("Facet3");
try
{
com.removeAdminFacet("Facet1");
test(false);
}
catch (Ice.NotRegisteredException)
{
// Expected
}
}
public int run()
{
try
{
Ice.Properties properties = _communicator.getProperties();
//
// Create an object adapter. Services probably should NOT share
// this object adapter, as the endpoint(s) for this object adapter
// will most likely need to be firewalled for security reasons.
//
Ice.ObjectAdapter adapter = null;
if(properties.getProperty("IceBox.ServiceManager.Endpoints").Length != 0)
{
adapter = _communicator.createObjectAdapter("IceBox.ServiceManager");
Ice.Identity identity = new Ice.Identity();
identity.category = properties.getPropertyWithDefault("IceBox.InstanceName", "IceBox");
identity.name = "ServiceManager";
adapter.add(this, identity);
}
//
// Parse the property set with the prefix "IceBox.Service.". These
// properties should have the following format:
//
// IceBox.Service.Foo=<assembly>:Package.Foo [args]
//
// We parse the service properties specified in IceBox.LoadOrder
// first, then the ones from remaining services.
//
string prefix = "IceBox.Service.";
Dictionary<string, string> services = properties.getPropertiesForPrefix(prefix);
string[] loadOrder = properties.getPropertyAsList("IceBox.LoadOrder");
List<StartServiceInfo> servicesInfo = new List<StartServiceInfo>();
for(int i = 0; i < loadOrder.Length; ++i)
{
if(loadOrder[i].Length > 0)
{
string key = prefix + loadOrder[i];
string value = services[key];
if(value == null)
{
FailureException ex = new FailureException();
ex.reason = "ServiceManager: no service definition for `" + loadOrder[i] + "'";
throw ex;
}
servicesInfo.Add(new StartServiceInfo(loadOrder[i], value, _argv));
services.Remove(key);
}
}
foreach(KeyValuePair<string, string> entry in services)
{
string name = entry.Key.Substring(prefix.Length);
string value = entry.Value;
servicesInfo.Add(new StartServiceInfo(name, value, _argv));
}
//
// Check if some services are using the shared communicator in which
// case we create the shared communicator now with a property set that
// is the union of all the service properties (from services that use
// the shared communicator).
//
if(properties.getPropertiesForPrefix("IceBox.UseSharedCommunicator.").Count > 0)
{
Ice.InitializationData initData = new Ice.InitializationData();
initData.properties = createServiceProperties("SharedCommunicator");
foreach(StartServiceInfo service in servicesInfo)
{
if(properties.getPropertyAsInt("IceBox.UseSharedCommunicator." + service.name) <= 0)
{
continue;
}
//
// Load the service properties using the shared communicator properties as
// the default properties.
//
Ice.Properties svcProperties = Ice.Util.createProperties(ref service.args, initData.properties);
//
// Remove properties from the shared property set that a service explicitly clears.
//
Dictionary<string, string> allProps = initData.properties.getPropertiesForPrefix("");
foreach(string key in allProps.Keys)
{
if(svcProperties.getProperty(key).Length == 0)
{
initData.properties.setProperty(key, "");
}
}
//
// Add the service properties to the shared communicator properties.
//
foreach(KeyValuePair<string, string> entry in svcProperties.getPropertiesForPrefix(""))
{
initData.properties.setProperty(entry.Key, entry.Value);
}
//
// Parse <service>.* command line options (the Ice command line options
// were parsed by the call to createProperties above).
//
service.args = initData.properties.parseCommandLineOptions(service.name, service.args);
}
string facetNamePrefix = "IceBox.SharedCommunicator.";
bool addFacets = configureAdmin(initData.properties, facetNamePrefix);
_sharedCommunicator = Ice.Util.initialize(initData);
if(addFacets)
{
// Add all facets created on shared communicator to the IceBox communicator
// but renamed <prefix>.<facet-name>, except for the Process facet which is
// never added.
foreach(KeyValuePair<string, Ice.Object> p in _sharedCommunicator.findAllAdminFacets())
{
if(!p.Key.Equals("Process"))
{
_communicator.addAdminFacet(p.Value, facetNamePrefix + p.Key);
}
}
}
}
foreach(StartServiceInfo s in servicesInfo)
{
startService(s.name, s.entryPoint, s.args);
}
//
// We may want to notify external scripts that the services
// have started. This is done by defining the property:
//
// PrintServicesReady=bundleName
//
// Where bundleName is whatever you choose to call this set of
// services. It will be echoed back as "bundleName ready".
//
// This must be done after start() has been invoked on the
// services.
//
string bundleName = properties.getProperty("IceBox.PrintServicesReady");
if(bundleName.Length > 0)
{
Console.Out.WriteLine(bundleName + " ready");
}
//
// Don't move after the adapter activation. This allows
// applications to wait for the service manager to be
// reachable before sending a signal to shutdown the
//
//
Ice.Application.shutdownOnInterrupt();
//
// Register "this" as a facet to the Admin object and create Admin object
//
try
{
_communicator.addAdminFacet(this, "IceBox.ServiceManager");
_communicator.getAdmin();
}
catch(Ice.ObjectAdapterDeactivatedException)
{
//
// Expected if the communicator has been shutdown.
//
}
//
// Start request dispatching after we've started the services.
//
if(adapter != null)
{
try
{
adapter.activate();
}
catch(Ice.ObjectAdapterDeactivatedException)
{
//
// Expected if the communicator has been shutdown.
//
}
}
_communicator.waitForShutdown();
}
catch(FailureException ex)
{
_logger.error(ex.ToString());
return 1;
}
catch(Exception ex)
{
_logger.error("ServiceManager: caught exception:\n" + ex.ToString());
return 1;
}
finally
{
//
// Invoke stop() on the services.
//
stopAll();
}
return 0;
}
