package org.opendaylight.neutron.northbound.api;
import java.net.HttpURLConnection;
-
import java.util.ArrayList;
-import java.util.Iterator;
import java.util.List;
-
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
-
import org.codehaus.enunciate.jaxrs.ResponseCode;
import org.codehaus.enunciate.jaxrs.StatusCodes;
-import org.opendaylight.neutron.spi.INeutronLoadBalancerAware;
import org.opendaylight.neutron.spi.INeutronLoadBalancerCRUD;
-import org.opendaylight.neutron.spi.NeutronCRUDInterfaces;
import org.opendaylight.neutron.spi.NeutronLoadBalancer;
/**
*
*/
@Path("/lbaas/loadbalancers")
-public class NeutronLoadBalancerNorthbound {
+public final class NeutronLoadBalancerNorthbound
+ extends AbstractNeutronNorthbound<NeutronLoadBalancer, NeutronLoadBalancerRequest, INeutronLoadBalancerCRUD> {
- private static final int HTTP_OK_BOTTOM = 200;
- private static final int HTTP_OK_TOP = 299;
- private static final String INTERFACE_NAME = "LoadBalancer CRUD Interface";
- private static final String UUID_NO_EXIST = "LoadBalancer UUID does not exist.";
- private static final String NO_PROVIDERS = "No providers registered. Please try again later";
- private static final String NO_PROVIDER_LIST = "Couldn't get providers list. Please try again later";
+ private static final String RESOURCE_NAME = "LoadBalancer";
- private NeutronLoadBalancer extractFields(NeutronLoadBalancer o, List<String> fields) {
- return o.extractFields(fields);
- }
-
- private NeutronCRUDInterfaces getNeutronInterfaces() {
- NeutronCRUDInterfaces answer = new NeutronCRUDInterfaces().fetchINeutronLoadBalancerCRUD(this);
- if (answer.getLoadBalancerInterface() == null) {
- throw new ServiceUnavailableException(INTERFACE_NAME
- + RestMessages.SERVICEUNAVAILABLE.toString());
- }
- return answer;
+ @Override
+ protected String getResourceName() {
+ return RESOURCE_NAME;
}
/**
- * Returns a list of all LoadBalancer */
+ * Returns a list of all LoadBalancer.
+ */
@GET
@Produces({ MediaType.APPLICATION_JSON })
- @StatusCodes({
- @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
+ @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAUTHORIZED, condition = "Unauthorized"),
@ResponseCode(code = HttpURLConnection.HTTP_NOT_IMPLEMENTED, condition = "Not Implemented"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
@QueryParam("id") String queryLoadBalancerID,
@QueryParam("tenant_id") String queryLoadBalancerTenantID,
@QueryParam("name") String queryLoadBalancerName,
- @QueryParam("description") String queryLoadBalancerDescription,
@QueryParam("status") String queryLoadBalancerStatus,
@QueryParam("vip_address") String queryLoadBalancerVipAddress,
@QueryParam("vip_subnet") String queryLoadBalancerVipSubnet,
@QueryParam("limit") String limit,
@QueryParam("marker") String marker,
@QueryParam("page_reverse") String pageReverse
- // sorting not supported
+ // sorting not supported
) {
- INeutronLoadBalancerCRUD loadBalancerInterface = getNeutronInterfaces().getLoadBalancerInterface();
- List<NeutronLoadBalancer> allLoadBalancers = loadBalancerInterface.getAllNeutronLoadBalancers();
- List<NeutronLoadBalancer> ans = new ArrayList<NeutronLoadBalancer>();
- Iterator<NeutronLoadBalancer> i = allLoadBalancers.iterator();
- while (i.hasNext()) {
- NeutronLoadBalancer nsg = i.next();
- if ((queryLoadBalancerID == null ||
- queryLoadBalancerID.equals(nsg.getLoadBalancerID())) &&
- (queryLoadBalancerTenantID == null ||
- queryLoadBalancerTenantID.equals(nsg.getLoadBalancerTenantID())) &&
- (queryLoadBalancerName == null ||
- queryLoadBalancerName.equals(nsg.getLoadBalancerName())) &&
- (queryLoadBalancerDescription == null ||
- queryLoadBalancerDescription.equals(nsg.getLoadBalancerDescription())) &&
- (queryLoadBalancerVipAddress == null ||
- queryLoadBalancerVipAddress.equals(nsg.getLoadBalancerVipAddress())) &&
- (queryLoadBalancerVipSubnet == null ||
- queryLoadBalancerVipSubnet.equals(nsg.getLoadBalancerVipSubnetID()))) {
+ INeutronLoadBalancerCRUD loadBalancerInterface = getNeutronCRUD();
+ List<NeutronLoadBalancer> allLoadBalancers = loadBalancerInterface.getAll();
+ List<NeutronLoadBalancer> ans = new ArrayList<>();
+ for (NeutronLoadBalancer nsg : allLoadBalancers) {
+ if ((queryLoadBalancerID == null || queryLoadBalancerID.equals(nsg.getID()))
+ && (queryLoadBalancerTenantID == null || queryLoadBalancerTenantID.equals(nsg.getTenantID()))
+ && (queryLoadBalancerName == null || queryLoadBalancerName.equals(nsg.getName()))
+ && (queryLoadBalancerVipAddress == null
+ || queryLoadBalancerVipAddress.equals(nsg.getLoadBalancerVipAddress()))
+ && (queryLoadBalancerVipSubnet == null
+ || queryLoadBalancerVipSubnet.equals(nsg.getLoadBalancerVipSubnetID()))) {
if (fields.size() > 0) {
- ans.add(extractFields(nsg,fields));
+ ans.add(nsg.extractFields(fields));
} else {
ans.add(nsg);
}
}
}
- return Response.status(HttpURLConnection.HTTP_OK).entity(
- new NeutronLoadBalancerRequest(ans)).build();
+ return Response.status(HttpURLConnection.HTTP_OK).entity(new NeutronLoadBalancerRequest(ans)).build();
}
/**
- * Returns a specific LoadBalancer */
+ * Returns a specific LoadBalancer.
+ */
@Path("{loadBalancerID}")
@GET
@Produces({ MediaType.APPLICATION_JSON })
- @StatusCodes({
- @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
+ @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAUTHORIZED, condition = "Unauthorized"),
@ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
@ResponseCode(code = HttpURLConnection.HTTP_NOT_IMPLEMENTED, condition = "Not Implemented"),
public Response showLoadBalancer(@PathParam("loadBalancerID") String loadBalancerID,
// return fields
@QueryParam("fields") List<String> fields) {
- INeutronLoadBalancerCRUD loadBalancerInterface = getNeutronInterfaces().getLoadBalancerInterface();
- if (!loadBalancerInterface.neutronLoadBalancerExists(loadBalancerID)) {
- throw new ResourceNotFoundException(UUID_NO_EXIST);
- }
- if (fields.size() > 0) {
- NeutronLoadBalancer ans = loadBalancerInterface.getNeutronLoadBalancer(loadBalancerID);
- return Response.status(HttpURLConnection.HTTP_OK).entity(
- new NeutronLoadBalancerRequest(extractFields(ans, fields))).build();
- } else {
- return Response.status(HttpURLConnection.HTTP_OK).entity(new NeutronLoadBalancerRequest(loadBalancerInterface.getNeutronLoadBalancer(
- loadBalancerID))).build();
- }
+ return show(loadBalancerID, fields);
}
/**
- * Creates new LoadBalancer */
+ * Creates new LoadBalancer.
+ */
@POST
@Produces({ MediaType.APPLICATION_JSON })
@Consumes({ MediaType.APPLICATION_JSON })
- @StatusCodes({
- @ResponseCode(code = HttpURLConnection.HTTP_CREATED, condition = "Created"),
+ @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_CREATED, condition = "Created"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
public Response createLoadBalancers(final NeutronLoadBalancerRequest input) {
- INeutronLoadBalancerCRUD loadBalancerInterface = getNeutronInterfaces().getLoadBalancerInterface();
- if (input.isSingleton()) {
- NeutronLoadBalancer singleton = input.getSingleton();
-
- Object[] instances = NeutronUtil.getInstances(INeutronLoadBalancerAware.class, this);
- if (instances != null) {
- if (instances.length > 0) {
- for (Object instance : instances) {
- INeutronLoadBalancerAware service = (INeutronLoadBalancerAware) instance;
- int status = service.canCreateNeutronLoadBalancer(singleton);
- if (status < HTTP_OK_BOTTOM || status > HTTP_OK_TOP) {
- return Response.status(status).build();
- }
- }
- } else {
- throw new ServiceUnavailableException(NO_PROVIDERS);
- }
- } else {
- throw new ServiceUnavailableException(NO_PROVIDER_LIST);
- }
-
- loadBalancerInterface.addNeutronLoadBalancer(singleton);
- if (instances != null) {
- for (Object instance : instances) {
- INeutronLoadBalancerAware service = (INeutronLoadBalancerAware) instance;
- service.neutronLoadBalancerCreated(singleton);
- }
- }
- } else {
- Object[] instances = NeutronUtil.getInstances(INeutronLoadBalancerAware.class, this);
- for (NeutronLoadBalancer test : input.getBulk()) {
- if (instances != null) {
- if (instances.length > 0) {
- for (Object instance : instances) {
- INeutronLoadBalancerAware service = (INeutronLoadBalancerAware) instance;
- int status = service.canCreateNeutronLoadBalancer(test);
- if (status < HTTP_OK_BOTTOM || status > HTTP_OK_TOP) {
- return Response.status(status).build();
- }
- }
- } else {
- throw new ServiceUnavailableException(NO_PROVIDERS);
- }
- } else {
- throw new ServiceUnavailableException(NO_PROVIDER_LIST);
- }
- }
- /*
- * now, each element of the bulk request can be added to the cache
- */
- for (NeutronLoadBalancer test : input.getBulk()) {
- loadBalancerInterface.addNeutronLoadBalancer(test);
- if (instances != null) {
- for (Object instance : instances) {
- INeutronLoadBalancerAware service = (INeutronLoadBalancerAware) instance;
- service.neutronLoadBalancerCreated(test);
- }
- }
- }
- }
- return Response.status(HttpURLConnection.HTTP_CREATED).entity(input).build();
+ return create(input);
}
/**
- * Updates a LoadBalancer Policy
+ * Updates a LoadBalancer Policy.
*/
@Path("{loadBalancerID}")
@PUT
@Produces({ MediaType.APPLICATION_JSON })
@Consumes({ MediaType.APPLICATION_JSON })
- @StatusCodes({
- @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
+ @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
+ @ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
- public Response updateLoadBalancer(
- @PathParam("loadBalancerID") String loadBalancerID, final NeutronLoadBalancerRequest input) {
- INeutronLoadBalancerCRUD loadBalancerInterface = getNeutronInterfaces().getLoadBalancerInterface();
-
- NeutronLoadBalancer delta = input.getSingleton();
- NeutronLoadBalancer original = loadBalancerInterface.getNeutronLoadBalancer(loadBalancerID);
-
- Object[] instances = NeutronUtil.getInstances(INeutronLoadBalancerAware.class, this);
- if (instances != null) {
- if (instances.length > 0) {
- for (Object instance : instances) {
- INeutronLoadBalancerAware service = (INeutronLoadBalancerAware) instance;
- int status = service.canUpdateNeutronLoadBalancer(delta, original);
- if (status < HTTP_OK_BOTTOM || status > HTTP_OK_TOP) {
- return Response.status(status).build();
- }
- }
- } else {
- throw new ServiceUnavailableException(NO_PROVIDERS);
- }
- } else {
- throw new ServiceUnavailableException(NO_PROVIDER_LIST);
- }
-
- /*
- * update the object and return it
- */
- loadBalancerInterface.updateNeutronLoadBalancer(loadBalancerID, delta);
- NeutronLoadBalancer updatedLoadBalancer = loadBalancerInterface.getNeutronLoadBalancer(
- loadBalancerID);
- if (instances != null) {
- for (Object instance : instances) {
- INeutronLoadBalancerAware service = (INeutronLoadBalancerAware) instance;
- service.neutronLoadBalancerUpdated(updatedLoadBalancer);
- }
- }
- return Response.status(HttpURLConnection.HTTP_OK).entity(new NeutronLoadBalancerRequest(loadBalancerInterface.getNeutronLoadBalancer(
- loadBalancerID))).build();
+ public Response updateLoadBalancer(@PathParam("loadBalancerID") String loadBalancerID,
+ final NeutronLoadBalancerRequest input) {
+ return update(loadBalancerID, input);
}
/**
- * Deletes a LoadBalancer */
+ * Deletes a LoadBalancer.
+ */
@Path("{loadBalancerID}")
@DELETE
- @StatusCodes({
- @ResponseCode(code = HttpURLConnection.HTTP_NO_CONTENT, condition = "No Content"),
+ @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_NO_CONTENT, condition = "No Content"),
+ @ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
- public Response deleteLoadBalancer(
- @PathParam("loadBalancerID") String loadBalancerID) {
- INeutronLoadBalancerCRUD loadBalancerInterface = getNeutronInterfaces().getLoadBalancerInterface();
-
- NeutronLoadBalancer singleton = loadBalancerInterface.getNeutronLoadBalancer(loadBalancerID);
- Object[] instances = NeutronUtil.getInstances(INeutronLoadBalancerAware.class, this);
- if (instances != null) {
- if (instances.length > 0) {
- for (Object instance : instances) {
- INeutronLoadBalancerAware service = (INeutronLoadBalancerAware) instance;
- int status = service.canDeleteNeutronLoadBalancer(singleton);
- if (status < HTTP_OK_BOTTOM || status > HTTP_OK_TOP) {
- return Response.status(status).build();
- }
- }
- } else {
- throw new ServiceUnavailableException(NO_PROVIDERS);
- }
- } else {
- throw new ServiceUnavailableException(NO_PROVIDER_LIST);
- }
-
-
- loadBalancerInterface.removeNeutronLoadBalancer(loadBalancerID);
- if (instances != null) {
- for (Object instance : instances) {
- INeutronLoadBalancerAware service = (INeutronLoadBalancerAware) instance;
- service.neutronLoadBalancerDeleted(singleton);
- }
- }
- return Response.status(HttpURLConnection.HTTP_NO_CONTENT).build();
+ public Response deleteLoadBalancer(@PathParam("loadBalancerID") String loadBalancerID) {
+ return delete(loadBalancerID);
}
}