/*
* Copyright (C) 2014 Red Hat, Inc.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.controller.networkconfig.neutron.northbound;
import org.codehaus.enunciate.jaxrs.ResponseCode;
import org.codehaus.enunciate.jaxrs.StatusCodes;
import org.opendaylight.controller.networkconfig.neutron.INeutronLoadBalancerListenerAware;
import org.opendaylight.controller.networkconfig.neutron.INeutronLoadBalancerListenerCRUD;
import org.opendaylight.controller.networkconfig.neutron.NeutronCRUDInterfaces;
import org.opendaylight.controller.networkconfig.neutron.NeutronLoadBalancerListener;
import org.opendaylight.controller.northbound.commons.RestMessages;
import org.opendaylight.controller.northbound.commons.exception.BadRequestException;
import org.opendaylight.controller.northbound.commons.exception.ResourceNotFoundException;
import org.opendaylight.controller.northbound.commons.exception.ServiceUnavailableException;
import org.opendaylight.controller.sal.utils.ServiceHelper;
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
/**
* Neutron Northbound REST APIs for LoadBalancerListener Policies.
* This class provides REST APIs for managing neutron LoadBalancerListener Policies
*
*
*
* Authentication scheme : HTTP Basic
* Authentication realm : opendaylight
* Transport : HTTP and HTTPS
*
* HTTPS Authentication is disabled by default. Administrator can enable it in
* tomcat-server.xml after adding a proper keystore / SSL certificate from a
* trusted authority.
* More info :
* http://tomcat.apache.org/tomcat-7.0-doc/ssl-howto.html#Configuration
*
*/
@Path("/listeners")
public class NeutronLoadBalancerListenerNorthbound {
private NeutronLoadBalancerListener extractFields(NeutronLoadBalancerListener o, List fields) {
return o.extractFields(fields);
}
/**
* Returns a list of all LoadBalancerListener */
@GET
@Produces({ MediaType.APPLICATION_JSON })
@StatusCodes({
@ResponseCode(code = 200, condition = "Operation successful"),
@ResponseCode(code = 401, condition = "Unauthorized"),
@ResponseCode(code = 501, condition = "Not Implemented") })
public Response listGroups(
// return fields
@QueryParam("fields") List fields,
// OpenStack LoadBalancerListener attributes
@QueryParam("id") String queryLoadBalancerListenerID,
@QueryParam("default_pool_id") String queryLoadBalancerListenerDefaultPoolID,
@QueryParam("tenant_id") String queryLoadBalancerListenerTenantID,
@QueryParam("name") String queryLoadBalancerListenerName,
@QueryParam("description") String queryLoadBalancerListenerDescription,
@QueryParam("shared") String queryLoadBalancerListenerIsShared,
@QueryParam("protocol") String queryLoadBalancerListenerProtocol,
@QueryParam("protocol_port") String queryLoadBalancerListenerProtocolPort,
@QueryParam("load_balancer_id") String queryLoadBalancerListenerLoadBalancerID,
@QueryParam("admin_state_up") String queryLoadBalancerListenerAdminIsUp,
@QueryParam("status") String queryLoadBalancerListenerStatus,
// pagination
@QueryParam("limit") String limit,
@QueryParam("marker") String marker,
@QueryParam("page_reverse") String pageReverse
// sorting not supported
) {
INeutronLoadBalancerListenerCRUD loadBalancerListenerInterface = NeutronCRUDInterfaces.getINeutronLoadBalancerListenerCRUD(this);
// INeutronLoadBalancerListenerRuleCRUD firewallRuleInterface = NeutronCRUDInterfaces.getINeutronLoadBalancerListenerRuleCRUD(this);
if (loadBalancerListenerInterface == null) {
throw new ServiceUnavailableException("LoadBalancerListener CRUD Interface "
+ RestMessages.SERVICEUNAVAILABLE.toString());
}
List allLoadBalancerListeners = loadBalancerListenerInterface.getAllNeutronLoadBalancerListeners();
// List allLoadBalancerListenerRules = firewallRuleInterface.getAllNeutronLoadBalancerListenerRules();
List ans = new ArrayList();
// List rules = new ArrayList();
Iterator i = allLoadBalancerListeners.iterator();
while (i.hasNext()) {
NeutronLoadBalancerListener nsg = i.next();
if ((queryLoadBalancerListenerID == null ||
queryLoadBalancerListenerID.equals(nsg.getLoadBalancerListenerID())) &&
(queryLoadBalancerListenerDefaultPoolID == null ||
queryLoadBalancerListenerDefaultPoolID.equals(nsg.getNeutronLoadBalancerListenerDefaultPoolID())) &&
(queryLoadBalancerListenerTenantID == null ||
queryLoadBalancerListenerTenantID.equals(nsg.getLoadBalancerListenerTenantID())) &&
(queryLoadBalancerListenerName == null ||
queryLoadBalancerListenerName.equals(nsg.getLoadBalancerListenerName())) &&
(queryLoadBalancerListenerDescription == null ||
queryLoadBalancerListenerDescription.equals(nsg.getLoadBalancerListenerDescription())) &&
(queryLoadBalancerListenerIsShared == null ||
queryLoadBalancerListenerIsShared.equals(nsg.getLoadBalancerListenerIsShared())) &&
(queryLoadBalancerListenerProtocol == null ||
queryLoadBalancerListenerProtocol.equals(nsg.getNeutronLoadBalancerListenerProtocol())) &&
(queryLoadBalancerListenerProtocolPort == null ||
queryLoadBalancerListenerProtocolPort.equals(nsg.getNeutronLoadBalancerListenerProtocolPort())) &&
(queryLoadBalancerListenerLoadBalancerID == null ||
queryLoadBalancerListenerLoadBalancerID.equals(nsg.getNeutronLoadBalancerListenerLoadBalancerID())) &&
(queryLoadBalancerListenerAdminIsUp == null ||
queryLoadBalancerListenerAdminIsUp.equals(nsg.getLoadBalancerListenerAdminStateIsUp())) &&
(queryLoadBalancerListenerStatus == null ||
queryLoadBalancerListenerStatus.equals(nsg.getLoadBalancerListenerStatus()))) {
if (fields.size() > 0) {
ans.add(extractFields(nsg,fields));
} else {
ans.add(nsg);
}
}
}
return Response.status(200).entity(
new NeutronLoadBalancerListenerRequest(ans)).build();
}
/**
* Returns a specific LoadBalancerListener */
@Path("{loadBalancerListenerID}")
@GET
@Produces({ MediaType.APPLICATION_JSON })
@StatusCodes({
@ResponseCode(code = 200, condition = "Operation successful"),
@ResponseCode(code = 401, condition = "Unauthorized"),
@ResponseCode(code = 404, condition = "Not Found"),
@ResponseCode(code = 501, condition = "Not Implemented") })
public Response showLoadBalancerListener(@PathParam("loadBalancerListenerID") String loadBalancerListenerID,
// return fields
@QueryParam("fields") List fields) {
INeutronLoadBalancerListenerCRUD loadBalancerListenerInterface = NeutronCRUDInterfaces.getINeutronLoadBalancerListenerCRUD(this);
if (loadBalancerListenerInterface == null) {
throw new ServiceUnavailableException("LoadBalancerListener CRUD Interface "
+ RestMessages.SERVICEUNAVAILABLE.toString());
}
if (!loadBalancerListenerInterface.neutronLoadBalancerListenerExists(loadBalancerListenerID)) {
throw new ResourceNotFoundException("LoadBalancerListener UUID does not exist.");
}
if (fields.size() > 0) {
NeutronLoadBalancerListener ans = loadBalancerListenerInterface.getNeutronLoadBalancerListener(loadBalancerListenerID);
return Response.status(200).entity(
new NeutronLoadBalancerListenerRequest(extractFields(ans, fields))).build();
} else {
return Response.status(200).entity(new NeutronLoadBalancerListenerRequest(loadBalancerListenerInterface.getNeutronLoadBalancerListener(loadBalancerListenerID))).build();
}
}
/**
* Creates new LoadBalancerListener */
@POST
@Produces({ MediaType.APPLICATION_JSON })
@Consumes({ MediaType.APPLICATION_JSON })
@StatusCodes({
@ResponseCode(code = 201, condition = "Created"),
@ResponseCode(code = 400, condition = "Bad Request"),
@ResponseCode(code = 401, condition = "Unauthorized"),
@ResponseCode(code = 403, condition = "Forbidden"),
@ResponseCode(code = 404, condition = "Not Found"),
@ResponseCode(code = 409, condition = "Conflict"),
@ResponseCode(code = 501, condition = "Not Implemented") })
public Response createLoadBalancerListeners(final NeutronLoadBalancerListenerRequest input) {
INeutronLoadBalancerListenerCRUD loadBalancerListenerInterface = NeutronCRUDInterfaces.getINeutronLoadBalancerListenerCRUD(this);
if (loadBalancerListenerInterface == null) {
throw new ServiceUnavailableException("LoadBalancerListener CRUD Interface "
+ RestMessages.SERVICEUNAVAILABLE.toString());
}
if (input.isSingleton()) {
NeutronLoadBalancerListener singleton = input.getSingleton();
/*
* Verify that the LoadBalancerListener doesn't already exist.
*/
if (loadBalancerListenerInterface.neutronLoadBalancerListenerExists(singleton.getLoadBalancerListenerID())) {
throw new BadRequestException("LoadBalancerListener UUID already exists");
}
loadBalancerListenerInterface.addNeutronLoadBalancerListener(singleton);
Object[] instances = ServiceHelper.getGlobalInstances(INeutronLoadBalancerListenerAware.class, this, null);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerListenerAware service = (INeutronLoadBalancerListenerAware) instance;
int status = service.canCreateNeutronLoadBalancerListener(singleton);
if (status < 200 || status > 299) {
return Response.status(status).build();
}
}
}
loadBalancerListenerInterface.addNeutronLoadBalancerListener(singleton);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerListenerAware service = (INeutronLoadBalancerListenerAware) instance;
service.neutronLoadBalancerListenerCreated(singleton);
}
}
} else {
List bulk = input.getBulk();
Iterator i = bulk.iterator();
HashMap testMap = new HashMap();
Object[] instances = ServiceHelper.getGlobalInstances(INeutronLoadBalancerListenerAware.class, this, null);
while (i.hasNext()) {
NeutronLoadBalancerListener test = i.next();
/*
* Verify that the firewall policy doesn't already exist
*/
if (loadBalancerListenerInterface.neutronLoadBalancerListenerExists(test.getLoadBalancerListenerID())) {
throw new BadRequestException("LoadBalancerListener UUID already is already created");
}
if (testMap.containsKey(test.getLoadBalancerListenerID())) {
throw new BadRequestException("LoadBalancerListener UUID already exists");
}
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerListenerAware service = (INeutronLoadBalancerListenerAware) instance;
int status = service.canCreateNeutronLoadBalancerListener(test);
if (status < 200 || status > 299) {
return Response.status(status).build();
}
}
}
}
/*
* now, each element of the bulk request can be added to the cache
*/
i = bulk.iterator();
while (i.hasNext()) {
NeutronLoadBalancerListener test = i.next();
loadBalancerListenerInterface.addNeutronLoadBalancerListener(test);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerListenerAware service = (INeutronLoadBalancerListenerAware) instance;
service.neutronLoadBalancerListenerCreated(test);
}
}
}
}
return Response.status(201).entity(input).build();
}
/**
* Updates a LoadBalancerListener Policy
*/
@Path("{loadBalancerListenerID}")
@PUT
@Produces({ MediaType.APPLICATION_JSON })
@Consumes({ MediaType.APPLICATION_JSON })
@StatusCodes({
@ResponseCode(code = 200, condition = "Operation successful"),
@ResponseCode(code = 400, condition = "Bad Request"),
@ResponseCode(code = 401, condition = "Unauthorized"),
@ResponseCode(code = 403, condition = "Forbidden"),
@ResponseCode(code = 404, condition = "Not Found"),
@ResponseCode(code = 501, condition = "Not Implemented") })
public Response updateLoadBalancerListener(
@PathParam("loadBalancerListenerID") String loadBalancerListenerID, final NeutronLoadBalancerListenerRequest input) {
INeutronLoadBalancerListenerCRUD loadBalancerListenerInterface = NeutronCRUDInterfaces.getINeutronLoadBalancerListenerCRUD(this);
if (loadBalancerListenerInterface == null) {
throw new ServiceUnavailableException("LoadBalancerListener CRUD Interface "
+ RestMessages.SERVICEUNAVAILABLE.toString());
}
/*
* verify the LoadBalancerListener exists and there is only one delta provided
*/
if (!loadBalancerListenerInterface.neutronLoadBalancerListenerExists(loadBalancerListenerID)) {
throw new ResourceNotFoundException("LoadBalancerListener UUID does not exist.");
}
if (!input.isSingleton()) {
throw new BadRequestException("Only singleton edit supported");
}
NeutronLoadBalancerListener delta = input.getSingleton();
NeutronLoadBalancerListener original = loadBalancerListenerInterface.getNeutronLoadBalancerListener(loadBalancerListenerID);
/*
* updates restricted by Neutron
*/
if (delta.getLoadBalancerListenerID() != null ||
delta.getNeutronLoadBalancerListenerDefaultPoolID() != null ||
delta.getLoadBalancerListenerTenantID() != null ||
delta.getLoadBalancerListenerName() != null ||
delta.getLoadBalancerListenerDescription() != null ||
delta.getLoadBalancerListenerIsShared() != null ||
delta.getNeutronLoadBalancerListenerProtocol() != null ||
delta.getNeutronLoadBalancerListenerProtocolPort() != null ||
delta.getNeutronLoadBalancerListenerLoadBalancerID() != null ||
delta.getLoadBalancerListenerAdminStateIsUp() != null ||
delta.getLoadBalancerListenerStatus() != null) {
throw new BadRequestException("Attribute edit blocked by Neutron");
}
Object[] instances = ServiceHelper.getGlobalInstances(INeutronLoadBalancerListenerAware.class, this, null);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerListenerAware service = (INeutronLoadBalancerListenerAware) instance;
int status = service.canUpdateNeutronLoadBalancerListener(delta, original);
if (status < 200 || status > 299) {
return Response.status(status).build();
}
}
}
/*
* update the object and return it
*/
loadBalancerListenerInterface.updateNeutronLoadBalancerListener(loadBalancerListenerID, delta);
NeutronLoadBalancerListener updatedLoadBalancerListener = loadBalancerListenerInterface.getNeutronLoadBalancerListener(loadBalancerListenerID);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerListenerAware service = (INeutronLoadBalancerListenerAware) instance;
service.neutronLoadBalancerListenerUpdated(updatedLoadBalancerListener);
}
}
return Response.status(200).entity(new NeutronLoadBalancerListenerRequest(loadBalancerListenerInterface.getNeutronLoadBalancerListener(loadBalancerListenerID))).build();
}
/**
* Deletes a LoadBalancerListener */
@Path("{loadBalancerListenerID}")
@DELETE
@StatusCodes({
@ResponseCode(code = 204, condition = "No Content"),
@ResponseCode(code = 401, condition = "Unauthorized"),
@ResponseCode(code = 404, condition = "Not Found"),
@ResponseCode(code = 409, condition = "Conflict"),
@ResponseCode(code = 501, condition = "Not Implemented") })
public Response deleteLoadBalancerListener(
@PathParam("loadBalancerListenerID") String loadBalancerListenerID) {
INeutronLoadBalancerListenerCRUD loadBalancerListenerInterface = NeutronCRUDInterfaces.getINeutronLoadBalancerListenerCRUD(this);
if (loadBalancerListenerInterface == null) {
throw new ServiceUnavailableException("LoadBalancerListener CRUD Interface "
+ RestMessages.SERVICEUNAVAILABLE.toString());
}
/*
* verify the LoadBalancerListener exists and it isn't currently in use
*/
if (!loadBalancerListenerInterface.neutronLoadBalancerListenerExists(loadBalancerListenerID)) {
throw new ResourceNotFoundException("LoadBalancerListener UUID does not exist.");
}
if (loadBalancerListenerInterface.neutronLoadBalancerListenerInUse(loadBalancerListenerID)) {
return Response.status(409).build();
}
NeutronLoadBalancerListener singleton = loadBalancerListenerInterface.getNeutronLoadBalancerListener(loadBalancerListenerID);
Object[] instances = ServiceHelper.getGlobalInstances(INeutronLoadBalancerListenerAware.class, this, null);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerListenerAware service = (INeutronLoadBalancerListenerAware) instance;
int status = service.canDeleteNeutronLoadBalancerListener(singleton);
if (status < 200 || status > 299) {
return Response.status(status).build();
}
}
}
loadBalancerListenerInterface.removeNeutronLoadBalancerListener(loadBalancerListenerID);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerListenerAware service = (INeutronLoadBalancerListenerAware) instance;
service.neutronLoadBalancerListenerDeleted(singleton);
}
}
return Response.status(204).build();
}
}