/*
* 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.neutron.northbound.api;
import java.net.HttpURLConnection;
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.neutron.spi.INeutronLoadBalancerHealthMonitorAware;
import org.opendaylight.neutron.spi.INeutronLoadBalancerHealthMonitorCRUD;
import org.opendaylight.neutron.spi.NeutronCRUDInterfaces;
import org.opendaylight.neutron.spi.NeutronLoadBalancer;
import org.opendaylight.neutron.spi.NeutronLoadBalancerHealthMonitor;
/**
* 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("/lbaas/healthmonitors")
public class NeutronLoadBalancerHealthMonitorNorthbound {
private static final int HTTP_OK_BOTTOM = 200;
private static final int HTTP_OK_TOP = 299;
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 = 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") })
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,
// 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()))) {
if (fields.size() > 0) {
ans.add(extractFields(nsg,fields));
} else {
ans.add(nsg);
}
}
}
return Response.status(HttpURLConnection.HTTP_OK).entity(
new NeutronLoadBalancerHealthMonitorRequest(ans)).build();
}
/**
* Returns a specific LoadBalancerHealthMonitor */
@Path("{loadBalancerHealthMonitorID}")
@GET
@Produces({ MediaType.APPLICATION_JSON })
@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"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
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(HttpURLConnection.HTTP_OK).entity(
new NeutronLoadBalancerHealthMonitorRequest(extractFields(ans, fields))).build();
} else {
return Response.status(HttpURLConnection.HTTP_OK).entity(new NeutronLoadBalancerHealthMonitorRequest(loadBalancerHealthMonitorInterface.getNeutronLoadBalancerHealthMonitor(loadBalancerHealthMonitorID))).build();
}
}
/**
* Creates new LoadBalancerHealthMonitor */
@POST
@Produces({ MediaType.APPLICATION_JSON })
@Consumes({ MediaType.APPLICATION_JSON })
@StatusCodes({
@ResponseCode(code = HttpURLConnection.HTTP_CREATED, condition = "Created"),
@ResponseCode(code = HttpURLConnection.HTTP_BAD_REQUEST, condition = "Bad Request"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAUTHORIZED, condition = "Unauthorized"),
@ResponseCode(code = HttpURLConnection.HTTP_FORBIDDEN, condition = "Forbidden"),
@ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
@ResponseCode(code = HttpURLConnection.HTTP_CONFLICT, condition = "Conflict"),
@ResponseCode(code = HttpURLConnection.HTTP_NOT_IMPLEMENTED, condition = "Not Implemented"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
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");
}
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 < HTTP_OK_BOTTOM || status > HTTP_OK_TOP) {
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 < HTTP_OK_BOTTOM || status > HTTP_OK_TOP) {
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(HttpURLConnection.HTTP_CREATED).entity(input).build();
}
/**
* Updates a LoadBalancerHealthMonitor Policy
*/
@Path("{loadBalancerHealthMonitorID}")
@PUT
@Produces({ MediaType.APPLICATION_JSON })
@Consumes({ MediaType.APPLICATION_JSON })
@StatusCodes({
@ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
@ResponseCode(code = HttpURLConnection.HTTP_BAD_REQUEST, condition = "Bad Request"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAUTHORIZED, condition = "Unauthorized"),
@ResponseCode(code = HttpURLConnection.HTTP_FORBIDDEN, condition = "Forbidden"),
@ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
@ResponseCode(code = HttpURLConnection.HTTP_NOT_IMPLEMENTED, condition = "Not Implemented"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
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) {
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 < HTTP_OK_BOTTOM || status > HTTP_OK_TOP) {
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(HttpURLConnection.HTTP_OK).entity(new NeutronLoadBalancerHealthMonitorRequest
(loadBalancerHealthMonitorInterface.getNeutronLoadBalancerHealthMonitor
(loadBalancerHealthMonitorID))).build();
}
/**
* Deletes a LoadBalancerHealthMonitor
* */
@Path("{loadBalancerHealthMonitorID}")
@DELETE
@StatusCodes({
@ResponseCode(code = HttpURLConnection.HTTP_NO_CONTENT, condition = "No Content"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAUTHORIZED, condition = "Unauthorized"),
@ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
@ResponseCode(code = HttpURLConnection.HTTP_CONFLICT, condition = "Conflict"),
@ResponseCode(code = HttpURLConnection.HTTP_NOT_IMPLEMENTED, condition = "Not Implemented"),
@ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
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(HttpURLConnection.HTTP_CONFLICT).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 < HTTP_OK_BOTTOM || status > HTTP_OK_TOP) {
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(HttpURLConnection.HTTP_NO_CONTENT).build();
}
}