/** * Register an Agent with the server. This method calls out to verify it can talk to the agent, * and then adds it to the database. With all the connection info used to make further * connections. */ private RegisterAgent_result cmdRegisterAgent(LatherContext ctx, RegisterAgent_args args) throws LatherRemoteException { try { checkUserCanManageAgent(ctx, args.getUser(), args.getPword(), "register"); } catch (PermissionException exc) { return new RegisterAgent_result("Permission denied"); } Collection<Integer> ids = new ArrayList<Integer>(); RegisterAgent_result result = registerAgent(args, ids); /** * Reschedule all metrics on a platform when it is started for the first time. This allows the * schedule to be updated immediately on either agent updates, or if the user removes the agent * data directory. */ if (!ids.isEmpty()) { try { List<ResourceRefreshZevent> zevents = new ArrayList<ResourceRefreshZevent>(); ResourceRefreshZevent zevent; AuthzSubject overlord = authzSubjectManager.getOverlordPojo(); for (Integer id : ids) { Platform platform = platformManager.findPlatformById(id); zevent = new ResourceRefreshZevent(overlord, platform.getEntityId()); zevents.add(zevent); Collection<Server> servers = platform.getServers(); for (Server server : servers) { zevent = new ResourceRefreshZevent(overlord, server.getEntityId()); zevents.add(zevent); Collection<Service> services = server.getServices(); for (Service service : services) { zevent = new ResourceRefreshZevent(overlord, service.getEntityId()); zevents.add(zevent); } } } zeventManager.enqueueEventsAfterCommit(zevents); } catch (Exception e) { // Not fatal, the metrics will eventually be rescheduled... log.error("Unable to refresh agent schedule", e); } } return result; }