/*
* 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 java.util.ArrayList;
import java.util.HashMap;
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.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 org.codehaus.enunciate.jaxrs.ResponseCode;
import org.codehaus.enunciate.jaxrs.StatusCodes;
import org.opendaylight.controller.networkconfig.neutron.INeutronLoadBalancerHealthMonitorAware;
import org.opendaylight.controller.networkconfig.neutron.INeutronLoadBalancerHealthMonitorCRUD;
import org.opendaylight.controller.networkconfig.neutron.NeutronCRUDInterfaces;
import org.opendaylight.controller.networkconfig.neutron.NeutronLoadBalancer;
import org.opendaylight.controller.networkconfig.neutron.NeutronLoadBalancerHealthMonitor;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Neutron Northbound REST APIs for Load Balancer HealthMonitor.
* This class provides REST APIs for managing neutron LoadBalancerHealthMonitor
*
*
*
* 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("/healthmonitors")
public class NeutronLoadBalancerHealthMonitorNorthbound {
private static final Logger logger = LoggerFactory.getLogger(NeutronLoadBalancer.class);
private NeutronLoadBalancerHealthMonitor extractFields(NeutronLoadBalancerHealthMonitor o, List fields) {
return o.extractFields(fields);
}
/**
* Returns a list of all LoadBalancerHealthMonitor */
@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 LoadBalancerHealthMonitor attributes
@QueryParam("id") String queryLoadBalancerHealthMonitorID,
@QueryParam("tenant_id") String queryLoadBalancerHealthMonitorTenantID,
// TODO "type" is being a property by the JSON parser.
@QueryParam("type") String queryLoadBalancerHealthMonitorType,
@QueryParam("delay") Integer queryLoadBalancerHealthMonitorDelay,
@QueryParam("timeout") Integer queryLoadBalancerHealthMonitorTimeout,
@QueryParam("max_retries") Integer queryLoadBalancerHealthMonitorMaxRetries,
@QueryParam("http_method") String queryLoadBalancerHealthMonitorHttpMethod,
@QueryParam("url_path") String queryLoadBalancerHealthMonitorUrlPath,
@QueryParam("expected_codes") String queryLoadBalancerHealthMonitorExpectedCodes,
@QueryParam("admin_state_up") Boolean queryLoadBalancerHealthMonitorIsAdminStateUp,
@QueryParam("status") String queryLoadBalancerHealthMonitorStatus,
// pagination
@QueryParam("limit") String limit,
@QueryParam("marker") String marker,
@QueryParam("page_reverse") String pageReverse
// sorting not supported
) {
INeutronLoadBalancerHealthMonitorCRUD loadBalancerHealthMonitorInterface = NeutronCRUDInterfaces
.getINeutronLoadBalancerHealthMonitorCRUD(this);
if (loadBalancerHealthMonitorInterface == null) {
throw new ServiceUnavailableException("LoadBalancerHealthMonitor CRUD Interface "
+ RestMessages.SERVICEUNAVAILABLE.toString());
}
List allLoadBalancerHealthMonitors = loadBalancerHealthMonitorInterface.getAllNeutronLoadBalancerHealthMonitors();
List ans = new ArrayList();
Iterator i = allLoadBalancerHealthMonitors.iterator();
while (i.hasNext()) {
NeutronLoadBalancerHealthMonitor nsg = i.next();
if ((queryLoadBalancerHealthMonitorID == null ||
queryLoadBalancerHealthMonitorID.equals(nsg.getLoadBalancerHealthMonitorID())) &&
(queryLoadBalancerHealthMonitorTenantID == null ||
queryLoadBalancerHealthMonitorTenantID.equals
(nsg.getLoadBalancerHealthMonitorTenantID())) &&
(queryLoadBalancerHealthMonitorType == null ||
queryLoadBalancerHealthMonitorType.equals
(nsg.getLoadBalancerHealthMonitorType())) &&
(queryLoadBalancerHealthMonitorDelay == null ||
queryLoadBalancerHealthMonitorDelay.equals
(nsg.getLoadBalancerHealthMonitorDelay())) &&
(queryLoadBalancerHealthMonitorTimeout == null ||
queryLoadBalancerHealthMonitorTimeout.equals
(nsg.getLoadBalancerHealthMonitorTimeout())) &&
(queryLoadBalancerHealthMonitorMaxRetries == null ||
queryLoadBalancerHealthMonitorMaxRetries.equals
(nsg.getLoadBalancerHealthMonitorMaxRetries())) &&
(queryLoadBalancerHealthMonitorHttpMethod == null ||
queryLoadBalancerHealthMonitorHttpMethod.equals
(nsg.getLoadBalancerHealthMonitorHttpMethod())) &&
(queryLoadBalancerHealthMonitorUrlPath == null ||
queryLoadBalancerHealthMonitorUrlPath.equals
(nsg.getLoadBalancerHealthMonitorUrlPath())) &&
(queryLoadBalancerHealthMonitorExpectedCodes == null ||
queryLoadBalancerHealthMonitorExpectedCodes.equals
(nsg.getLoadBalancerHealthMonitorExpectedCodes())) &&
(queryLoadBalancerHealthMonitorIsAdminStateUp == null ||
queryLoadBalancerHealthMonitorIsAdminStateUp.equals
(nsg.getLoadBalancerHealthMonitorAdminStateIsUp())) &&
(queryLoadBalancerHealthMonitorStatus == null ||
queryLoadBalancerHealthMonitorStatus.equals
(nsg.getLoadBalancerHealthMonitorStatus()))) {
if (fields.size() > 0) {
ans.add(extractFields(nsg,fields));
} else {
ans.add(nsg);
}
}
}
return Response.status(200).entity(
new NeutronLoadBalancerHealthMonitorRequest(ans)).build();
}
/**
* Returns a specific LoadBalancerHealthMonitor */
@Path("{loadBalancerHealthMonitorID}")
@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 showLoadBalancerHealthMonitor(@PathParam("loadBalancerHealthMonitorID") String loadBalancerHealthMonitorID,
// return fields
@QueryParam("fields") List fields) {
INeutronLoadBalancerHealthMonitorCRUD loadBalancerHealthMonitorInterface = NeutronCRUDInterfaces.getINeutronLoadBalancerHealthMonitorCRUD(this);
if (loadBalancerHealthMonitorInterface == null) {
throw new ServiceUnavailableException("LoadBalancerHealthMonitor CRUD Interface "
+ RestMessages.SERVICEUNAVAILABLE.toString());
}
if (!loadBalancerHealthMonitorInterface.neutronLoadBalancerHealthMonitorExists(loadBalancerHealthMonitorID)) {
throw new ResourceNotFoundException("LoadBalancerHealthMonitor UUID does not exist.");
}
if (fields.size() > 0) {
NeutronLoadBalancerHealthMonitor ans = loadBalancerHealthMonitorInterface.getNeutronLoadBalancerHealthMonitor(loadBalancerHealthMonitorID);
return Response.status(200).entity(
new NeutronLoadBalancerHealthMonitorRequest(extractFields(ans, fields))).build();
} else {
return Response.status(200).entity(new NeutronLoadBalancerHealthMonitorRequest(loadBalancerHealthMonitorInterface.getNeutronLoadBalancerHealthMonitor(loadBalancerHealthMonitorID))).build();
}
}
/**
* Creates new LoadBalancerHealthMonitor */
@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 createLoadBalancerHealthMonitors(final NeutronLoadBalancerHealthMonitorRequest input) {
INeutronLoadBalancerHealthMonitorCRUD loadBalancerHealthMonitorInterface = NeutronCRUDInterfaces.getINeutronLoadBalancerHealthMonitorCRUD(this);
if (loadBalancerHealthMonitorInterface == null) {
throw new ServiceUnavailableException("LoadBalancerHealthMonitor CRUD Interface "
+ RestMessages.SERVICEUNAVAILABLE.toString());
}
if (input.isSingleton()) {
NeutronLoadBalancerHealthMonitor singleton = input.getSingleton();
/*
* Verify that the LoadBalancerHealthMonitor doesn't already exist.
*/
if (loadBalancerHealthMonitorInterface.neutronLoadBalancerHealthMonitorExists(singleton.getLoadBalancerHealthMonitorID())) {
throw new BadRequestException("LoadBalancerHealthMonitor UUID already exists");
}
loadBalancerHealthMonitorInterface.addNeutronLoadBalancerHealthMonitor(singleton);
Object[] instances = NeutronUtil.getInstances(INeutronLoadBalancerHealthMonitorAware.class, this);
if (instances != null) {
if (instances.length > 0) {
for (Object instance : instances) {
INeutronLoadBalancerHealthMonitorAware service = (INeutronLoadBalancerHealthMonitorAware) instance;
int status = service.canCreateNeutronLoadBalancerHealthMonitor(singleton);
if (status < 200 || status > 299) {
return Response.status(status).build();
}
}
} else {
throw new ServiceUnavailableException("No providers registered. Please try again later");
}
} else {
throw new ServiceUnavailableException("Couldn't get providers list. Please try again later");
}
loadBalancerHealthMonitorInterface.addNeutronLoadBalancerHealthMonitor(singleton);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerHealthMonitorAware service = (INeutronLoadBalancerHealthMonitorAware) instance;
service.neutronLoadBalancerHealthMonitorCreated(singleton);
}
}
} else {
List bulk = input.getBulk();
Iterator i = bulk.iterator();
HashMap testMap = new HashMap();
Object[] instances = NeutronUtil.getInstances(INeutronLoadBalancerHealthMonitorAware.class, this);
while (i.hasNext()) {
NeutronLoadBalancerHealthMonitor test = i.next();
/*
* Verify that the firewall policy doesn't already exist
*/
if (loadBalancerHealthMonitorInterface
.neutronLoadBalancerHealthMonitorExists(test.getLoadBalancerHealthMonitorID())) {
throw new BadRequestException("LoadBalancerHealthMonitor UUID already is already created");
}
if (testMap.containsKey(test.getLoadBalancerHealthMonitorID())) {
throw new BadRequestException("LoadBalancerHealthMonitor UUID already exists");
}
if (instances != null) {
if (instances.length > 0) {
for (Object instance : instances) {
INeutronLoadBalancerHealthMonitorAware service = (INeutronLoadBalancerHealthMonitorAware) instance;
int status = service.canCreateNeutronLoadBalancerHealthMonitor(test);
if (status < 200 || status > 299) {
return Response.status(status).build();
}
}
} else {
throw new ServiceUnavailableException("No providers registered. Please try again later");
}
} else {
throw new ServiceUnavailableException("Couldn't get providers list. Please try again later");
}
}
/*
* now, each element of the bulk request can be added to the cache
*/
i = bulk.iterator();
while (i.hasNext()) {
NeutronLoadBalancerHealthMonitor test = i.next();
loadBalancerHealthMonitorInterface.addNeutronLoadBalancerHealthMonitor(test);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerHealthMonitorAware service = (INeutronLoadBalancerHealthMonitorAware) instance;
service.neutronLoadBalancerHealthMonitorCreated(test);
}
}
}
}
return Response.status(201).entity(input).build();
}
/**
* Updates a LoadBalancerHealthMonitor Policy
*/
@Path("{loadBalancerHealthMonitorID}")
@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 updateLoadBalancerHealthMonitor(
@PathParam("loadBalancerHealthMonitorID") String loadBalancerHealthMonitorID,
final NeutronLoadBalancerHealthMonitorRequest input) {
INeutronLoadBalancerHealthMonitorCRUD loadBalancerHealthMonitorInterface = NeutronCRUDInterfaces
.getINeutronLoadBalancerHealthMonitorCRUD(this);
if (loadBalancerHealthMonitorInterface == null) {
throw new ServiceUnavailableException("LoadBalancerHealthMonitor CRUD Interface "
+ RestMessages.SERVICEUNAVAILABLE.toString());
}
/*
* verify the LoadBalancerHealthMonitor exists and there is only one delta provided
*/
if (!loadBalancerHealthMonitorInterface.neutronLoadBalancerHealthMonitorExists(loadBalancerHealthMonitorID)) {
throw new ResourceNotFoundException("LoadBalancerHealthMonitor UUID does not exist.");
}
if (!input.isSingleton()) {
throw new BadRequestException("Only singleton edit supported");
}
NeutronLoadBalancerHealthMonitor delta = input.getSingleton();
NeutronLoadBalancerHealthMonitor original = loadBalancerHealthMonitorInterface
.getNeutronLoadBalancerHealthMonitor(loadBalancerHealthMonitorID);
/*
* updates restricted by Neutron
*/
if (delta.getLoadBalancerHealthMonitorID() != null ||
delta.getLoadBalancerHealthMonitorTenantID() != null ||
delta.getLoadBalancerHealthMonitorType() != null ||
delta.getLoadBalancerHealthMonitorDelay() != null ||
delta.getLoadBalancerHealthMonitorTimeout() != null ||
delta.getLoadBalancerHealthMonitorMaxRetries() != null ||
delta.getLoadBalancerHealthMonitorHttpMethod() != null ||
delta.getLoadBalancerHealthMonitorUrlPath() != null ||
delta.getLoadBalancerHealthMonitorExpectedCodes() != null ||
delta.getLoadBalancerHealthMonitorAdminStateIsUp() != null ||
delta.getLoadBalancerHealthMonitorStatus() != null) {
throw new BadRequestException("Attribute edit blocked by Neutron");
}
Object[] instances = NeutronUtil.getInstances(INeutronLoadBalancerHealthMonitorAware.class, this);
if (instances != null) {
if (instances.length > 0) {
for (Object instance : instances) {
INeutronLoadBalancerHealthMonitorAware service = (INeutronLoadBalancerHealthMonitorAware) instance;
int status = service.canUpdateNeutronLoadBalancerHealthMonitor(delta, original);
if (status < 200 || status > 299) {
return Response.status(status).build();
}
}
} else {
throw new ServiceUnavailableException("No providers registered. Please try again later");
}
} else {
throw new ServiceUnavailableException("Couldn't get providers list. Please try again later");
}
/*
* update the object and return it
*/
loadBalancerHealthMonitorInterface.updateNeutronLoadBalancerHealthMonitor(loadBalancerHealthMonitorID, delta);
NeutronLoadBalancerHealthMonitor updatedLoadBalancerHealthMonitor = loadBalancerHealthMonitorInterface
.getNeutronLoadBalancerHealthMonitor(loadBalancerHealthMonitorID);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerHealthMonitorAware service = (INeutronLoadBalancerHealthMonitorAware) instance;
service.neutronLoadBalancerHealthMonitorUpdated(updatedLoadBalancerHealthMonitor);
}
}
return Response.status(200).entity(new NeutronLoadBalancerHealthMonitorRequest
(loadBalancerHealthMonitorInterface.getNeutronLoadBalancerHealthMonitor
(loadBalancerHealthMonitorID))).build();
}
/**
* Deletes a LoadBalancerHealthMonitor
* */
@Path("{loadBalancerHealthMonitorID}")
@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 deleteLoadBalancerHealthMonitor(
@PathParam("loadBalancerHealthMonitorID") String loadBalancerHealthMonitorID) {
INeutronLoadBalancerHealthMonitorCRUD loadBalancerHealthMonitorInterface = NeutronCRUDInterfaces.getINeutronLoadBalancerHealthMonitorCRUD(this);
if (loadBalancerHealthMonitorInterface == null) {
throw new ServiceUnavailableException("LoadBalancerHealthMonitor CRUD Interface "
+ RestMessages.SERVICEUNAVAILABLE.toString());
}
/*
* verify the LoadBalancerHealthMonitor exists and it isn't currently in use
*/
if (!loadBalancerHealthMonitorInterface.neutronLoadBalancerHealthMonitorExists(loadBalancerHealthMonitorID)) {
throw new ResourceNotFoundException("LoadBalancerHealthMonitor UUID does not exist.");
}
if (loadBalancerHealthMonitorInterface.neutronLoadBalancerHealthMonitorInUse(loadBalancerHealthMonitorID)) {
return Response.status(409).build();
}
NeutronLoadBalancerHealthMonitor singleton = loadBalancerHealthMonitorInterface.getNeutronLoadBalancerHealthMonitor(loadBalancerHealthMonitorID);
Object[] instances = NeutronUtil.getInstances(INeutronLoadBalancerHealthMonitorAware.class, this);
if (instances != null) {
if (instances.length > 0) {
for (Object instance : instances) {
INeutronLoadBalancerHealthMonitorAware service = (INeutronLoadBalancerHealthMonitorAware) instance;
int status = service.canDeleteNeutronLoadBalancerHealthMonitor(singleton);
if (status < 200 || status > 299) {
return Response.status(status).build();
}
}
} else {
throw new ServiceUnavailableException("No providers registered. Please try again later");
}
} else {
throw new ServiceUnavailableException("Couldn't get providers list. Please try again later");
}
loadBalancerHealthMonitorInterface.removeNeutronLoadBalancerHealthMonitor(loadBalancerHealthMonitorID);
if (instances != null) {
for (Object instance : instances) {
INeutronLoadBalancerHealthMonitorAware service = (INeutronLoadBalancerHealthMonitorAware) instance;
service.neutronLoadBalancerHealthMonitorDeleted(singleton);
}
}
return Response.status(204).build();
}
}