/**
* Invoked when a network creation is requested to check if the specified network can be created
* and then creates the network
*
* @param network An instance of proposed new Neutron Network object.
* @return A HTTP status code to the creation request.
*/
@Override
public int canCreateNetwork(NeutronNetwork network) {
if (network == null) {
LOGGER.error("Network object can't be null..");
return HttpURLConnection.HTTP_BAD_REQUEST;
}
LOGGER.debug("Network object " + network);
apiConnector = Activator.apiConnector;
if (network.getNetworkUUID() == null
|| network.getNetworkName() == null
|| network.getNetworkUUID().equals("")
|| network.getNetworkName().equals("")) {
LOGGER.error("Network UUID and Network Name can't be null/empty...");
return HttpURLConnection.HTTP_BAD_REQUEST;
}
try {
return createNetwork(network);
} catch (IOException ie) {
LOGGER.error("IOException : " + ie);
return HttpURLConnection.HTTP_INTERNAL_ERROR;
} catch (Exception e) {
LOGGER.error("Exception : " + e);
return HttpURLConnection.HTTP_INTERNAL_ERROR;
}
}
/**
* Invoked when a network update is requested to indicate if the specified network can be changed
* using the specified delta.
*
* @param delta Updates to the network object using patch semantics.
* @param original An instance of the Neutron Network object to be updated.
* @return A HTTP status code to the update request.
*/
@Override
public int canUpdateNetwork(NeutronNetwork deltaNetwork, NeutronNetwork originalNetwork) {
VirtualNetwork virtualnetwork = new VirtualNetwork();
apiConnector = Activator.apiConnector;
if (deltaNetwork == null || originalNetwork == null) {
LOGGER.error("Neutron Networks can't be null..");
return HttpURLConnection.HTTP_BAD_REQUEST;
}
if (("").equals(deltaNetwork.getNetworkName())) {
LOGGER.error("Neutron Networks name can't be empty..");
return HttpURLConnection.HTTP_BAD_REQUEST;
}
try {
virtualnetwork =
(VirtualNetwork)
apiConnector.findById(VirtualNetwork.class, originalNetwork.getNetworkUUID());
} catch (IOException e) {
LOGGER.error("Exception : " + e);
return HttpURLConnection.HTTP_INTERNAL_ERROR;
}
if (virtualnetwork == null) {
LOGGER.error("No network exists for the specified UUID...");
return HttpURLConnection.HTTP_FORBIDDEN;
} else {
try {
return updateNetwork(deltaNetwork, virtualnetwork);
} catch (IOException ie) {
LOGGER.error("IOException: " + ie);
return HttpURLConnection.HTTP_INTERNAL_ERROR;
} catch (Exception e) {
LOGGER.error("Exception: " + e);
return HttpURLConnection.HTTP_INTERNAL_ERROR;
}
}
}
/**
* Invoked to map the NeutronNetwork object properties to the virtualNetwork object.
*
* @param neutronNetwork An instance of new Neutron Network object.
* @param virtualNetwork An instance of new virtualNetwork object.
* @return {@link VirtualNetwork}
*/
private VirtualNetwork mapNetworkProperties(
NeutronNetwork neutronNetwork, VirtualNetwork virtualNetwork) {
String networkUUID = neutronNetwork.getNetworkUUID();
String networkName = neutronNetwork.getNetworkName();
virtualNetwork.setName(networkName);
virtualNetwork.setUuid(networkUUID);
virtualNetwork.setDisplayName(networkName);
return virtualNetwork;
}
/**
* Invoked to take action after a network has been updated.
*
* @param network An instance of modified Neutron Network object.
*/
@Override
public void neutronNetworkUpdated(NeutronNetwork network) {
try {
VirtualNetwork virtualnetwork = new VirtualNetwork();
virtualnetwork =
(VirtualNetwork) apiConnector.findById(VirtualNetwork.class, network.getNetworkUUID());
if (network.getNetworkName().equalsIgnoreCase(virtualnetwork.getDisplayName())) {
LOGGER.info("Network updatation verified....");
} else {
LOGGER.info("Network updatation failed....");
}
} catch (Exception e) {
LOGGER.error("Exception :" + e);
}
}
/**
* Invoked to update the network
*
* @param delta_network An instance of Network.
* @param virtualNetwork An instance of new virtualNetwork object.
* @return A HTTP status code to the creation request.
*/
private int updateNetwork(NeutronNetwork deltaNetwork, VirtualNetwork virtualNetwork)
throws IOException {
String networkName = deltaNetwork.getNetworkName();
virtualNetwork.setName(networkName);
virtualNetwork.setDisplayName(networkName);
{
boolean networkUpdate = apiConnector.update(virtualNetwork);
if (!networkUpdate) {
LOGGER.warn("Network Updation failed..");
return HttpURLConnection.HTTP_INTERNAL_ERROR;
}
LOGGER.info(
"Network having UUID : "
+ virtualNetwork.getUuid()
+ " has been sucessfully updated...");
return HttpURLConnection.HTTP_OK;
}
}