PhysicalNetworkServiceProviderVO provider = _pNSPDao.findById(id);
if (provider == null) {
throw new InvalidParameterValueException("Network Service Provider id=" + id + "doesn't exist in the system");
}
NetworkElement element = _networkModel.getElementImplementingProvider(provider.getProviderName());
if (element == null) {
throw new InvalidParameterValueException("Unable to find the Network Element implementing the Service Provider '" + provider.getProviderName() + "'");
}
PhysicalNetworkServiceProvider.State state = null;
if (stateStr != null && !stateStr.isEmpty()) {
try {
state = PhysicalNetworkServiceProvider.State.valueOf(stateStr);
} catch (IllegalArgumentException ex) {
throw new InvalidParameterValueException("Unable to resolve state '" + stateStr + "' to a supported value {Enabled or Disabled}");
}
}
boolean update = false;
if (state != null) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("trying to update the state of the service provider id=" + id + " on physical network: " + provider.getPhysicalNetworkId() + " to state: " + stateStr);
}
switch (state) {
case Enabled:
if (element != null && element.isReady(provider)) {
provider.setState(PhysicalNetworkServiceProvider.State.Enabled);
update = true;
} else {
throw new CloudRuntimeException("Provider is not ready, cannot Enable the provider, please configure the provider first");
}
break;
case Disabled:
// do we need to do anything for the provider instances before disabling?
provider.setState(PhysicalNetworkServiceProvider.State.Disabled);
update = true;
break;
case Shutdown:
throw new InvalidParameterValueException("Updating the provider state to 'Shutdown' is not supported");
}
}
if (enabledServices != null) {
// check if services can be turned of
if (!element.canEnableIndividualServices()) {
throw new InvalidParameterValueException("Cannot update set of Services for this Service Provider '" + provider.getProviderName() + "'");
}
// validate Services
List<Service> services = new ArrayList<Service>();