package org.opendaylight.controller.subnets.northbound;
import java.util.ArrayList;
-import java.util.List;
+import java.util.HashSet;
+import java.util.Set;
+import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
+import javax.ws.rs.core.SecurityContext;
+import javax.xml.bind.JAXBElement;
import org.codehaus.enunciate.jaxrs.ResponseCode;
import org.codehaus.enunciate.jaxrs.StatusCodes;
import org.opendaylight.controller.northbound.commons.RestMessages;
import org.opendaylight.controller.northbound.commons.exception.InternalServerErrorException;
import org.opendaylight.controller.northbound.commons.exception.ResourceNotFoundException;
+import org.opendaylight.controller.northbound.commons.exception.ServiceUnavailableException;
+import org.opendaylight.controller.northbound.commons.exception.UnauthorizedException;
+import org.opendaylight.controller.northbound.commons.utils.NorthboundUtils;
+import org.opendaylight.controller.sal.authorization.Privilege;
import org.opendaylight.controller.sal.utils.ServiceHelper;
import org.opendaylight.controller.sal.utils.Status;
import org.opendaylight.controller.switchmanager.ISwitchManager;
protected static final Logger logger = LoggerFactory
.getLogger(SubnetsNorthboundJAXRS.class);
+ private String username;
+
+ @Context
+ public void setSecurityContext(SecurityContext context) {
+ username = context.getUserPrincipal().getName();
+ }
+
+ protected String getUserName() {
+ return username;
+ }
+
/**
* List all the subnets in a given container
*
- * @param containerName container in which we want to query the subnets
+ * @param containerName
+ * container in which we want to query the subnets
*
* @return a List of SubnetConfig
*/
@Path("/{containerName}")
@GET
- @Produces( { MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
- @StatusCodes( { @ResponseCode(code = 404, condition = "The containerName passed was not found") })
+ @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
+ @StatusCodes({ @ResponseCode(code = 404, condition = "The containerName passed was not found") })
@TypeHint(SubnetConfigs.class)
public SubnetConfigs listSubnets(
@PathParam("containerName") String containerName) {
+ if (!NorthboundUtils.isAuthorized(
+ getUserName(), containerName, Privilege.READ, this)) {
+ throw new UnauthorizedException(
+ "User is not authorized to perform this operation on container "
+ + containerName);
+ }
ISwitchManager switchManager = null;
switchManager = (ISwitchManager) ServiceHelper.getInstance(
ISwitchManager.class, containerName, this);
if (switchManager == null) {
- throw new ResourceNotFoundException(RestMessages.NOCONTAINER
- .toString());
+ throw new ResourceNotFoundException(
+ RestMessages.NOCONTAINER.toString());
}
return new SubnetConfigs(switchManager.getSubnetsConfigList());
}
/**
* List the configuration of a subnet in a given container
*
- * @param containerName container in which we want to query the
- * subnet
- * @param subnetName of the subnet being queried
+ * @param containerName
+ * container in which we want to query the subnet
+ * @param subnetName
+ * of the subnet being queried
*
* @return a SubnetConfig
*/
@Path("/{containerName}/{subnetName}")
@GET
- @Produces( { MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
- @StatusCodes( {
+ @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
+ @StatusCodes({
@ResponseCode(code = 404, condition = "The containerName passed was not found"),
@ResponseCode(code = 404, condition = "Subnet does not exist") })
@TypeHint(SubnetConfig.class)
public SubnetConfig listSubnet(
@PathParam("containerName") String containerName,
@PathParam("subnetName") String subnetName) {
+
+ if (!NorthboundUtils.isAuthorized(
+ getUserName(), containerName, Privilege.READ, this)) {
+ throw new UnauthorizedException(
+ "User is not authorized to perform this operation on container "
+ + containerName);
+ }
ISwitchManager switchManager = null;
switchManager = (ISwitchManager) ServiceHelper.getInstance(
ISwitchManager.class, containerName, this);
if (switchManager == null) {
- throw new ResourceNotFoundException(RestMessages.NOCONTAINER
- .toString());
+ throw new ResourceNotFoundException(
+ RestMessages.NOCONTAINER.toString());
}
SubnetConfig res = switchManager.getSubnetConfig(subnetName);
if (res == null) {
- throw new ResourceNotFoundException(RestMessages.NOSUBNET
- .toString());
+ throw new ResourceNotFoundException(
+ RestMessages.NOSUBNET.toString());
} else {
return res;
}
}
/**
- * Add/Update a subnet to a container
+ * Add a subnet to a container
*
- * @param containerName container in which we want to add/update the
- * subnet
- * @param subnetName that has to be added
- * @param subnet pair default gateway IP/mask that identify the
- * subnet being added modified
+ * @param containerName
+ * container in which we want to add/update the subnet
+ * @param subnetName
+ * that has to be added
+ * @param subnet
+ * pair default gateway IP/mask that identify the subnet being
+ * added modified
*
*/
@Path("/{containerName}/{subnetName}")
@POST
- @StatusCodes( {
- @ResponseCode(code = 404, condition = "The containerName passed was not found"),
+ @StatusCodes({
@ResponseCode(code = 404, condition = "Invalid Data passed"),
- @ResponseCode(code = 201, condition = "Subnet added/modified"),
+ @ResponseCode(code = 201, condition = "Subnet added"),
@ResponseCode(code = 500, condition = "Addition of subnet failed") })
public Response addSubnet(@PathParam("containerName") String containerName,
@PathParam("subnetName") String subnetName,
@QueryParam("subnet") String subnet) {
+
+ if (!NorthboundUtils.isAuthorized(
+ getUserName(), containerName, Privilege.WRITE, this)) {
+ throw new UnauthorizedException(
+ "User is not authorized to perform this operation on container "
+ + containerName);
+ }
if (subnetName == null) {
- throw new ResourceNotFoundException(RestMessages.INVALIDDATA.toString());
+ throw new ResourceNotFoundException(
+ RestMessages.INVALIDDATA.toString());
}
if (subnet == null) {
- throw new ResourceNotFoundException(RestMessages.INVALIDDATA.toString());
+ throw new ResourceNotFoundException(
+ RestMessages.INVALIDDATA.toString());
}
ISwitchManager switchManager = null;
switchManager = (ISwitchManager) ServiceHelper.getInstance(
ISwitchManager.class, containerName, this);
if (switchManager == null) {
- throw new ResourceNotFoundException(RestMessages.NOCONTAINER.toString());
+ throw new ResourceNotFoundException(
+ RestMessages.NOCONTAINER.toString());
}
SubnetConfig cfgObject = new SubnetConfig(subnetName, subnet,
/**
* Delete a subnet from a container
*
- * @param containerName container in which we want to delete the
- * subnet by name
- * @param subnetName of the subnet to be remove.
+ * @param containerName
+ * container in which we want to delete the subnet by name
+ * @param subnetName
+ * of the subnet to be remove.
*
*/
@Path("/{containerName}/{subnetName}")
@DELETE
- @StatusCodes( {
+ @StatusCodes({
@ResponseCode(code = 404, condition = "The containerName passed was not found"),
@ResponseCode(code = 500, condition = "Removal of subnet failed") })
public Response removeSubnet(
@PathParam("containerName") String containerName,
@PathParam("subnetName") String subnetName) {
if (subnetName == null) {
- throw new ResourceNotFoundException(RestMessages.INVALIDDATA
- .toString());
+ throw new ResourceNotFoundException(
+ RestMessages.INVALIDDATA.toString());
}
+
+ if (!NorthboundUtils.isAuthorized(
+ getUserName(), containerName, Privilege.WRITE, this)) {
+ throw new UnauthorizedException(
+ "User is not authorized to perform this operation on container "
+ + containerName);
+ }
+
ISwitchManager switchManager = null;
switchManager = (ISwitchManager) ServiceHelper.getInstance(
ISwitchManager.class, containerName, this);
if (switchManager == null) {
- throw new ResourceNotFoundException(RestMessages.NOCONTAINER
- .toString());
+ throw new ResourceNotFoundException(
+ RestMessages.NOCONTAINER.toString());
}
Status status = switchManager.removeSubnet(subnetName);
if (status.isSuccess()) {
throw new InternalServerErrorException(status.getDescription());
}
- /* /\** */
- /* * */
- /* * Add or remove switch ports to a subnet */
- /* * */
- /* * POST subnets/green/sw */
- /* * */
- /* * @param model */
- /* * @param containerName */
- /* * @param name */
- /* * @param subnet: the subnet name name */
- /* * @param switchports: datapath ID/port list => xx:xx:xx:xx:xx:xx:xx:xx/a,b,c-m,r-t,y */
- /* * @return */
- /* *\/ */
- /* @RequestMapping(value = "/{containerName}/{name}", method = RequestMethod.POST) */
- /* public View addSwitchports(Map<String, Object> model, */
- /* @PathVariable(value = "containerName") String containerName, */
- /* @PathVariable(value = "name") String name, */
- /* @RequestParam(value = "nodeports") String nodePorts, */
- /* @RequestParam(value = "action") String action) { */
-
- /* checkDefaultDisabled(containerName); */
-
- /* ISwitchManager switchManager = null; */
- /* try { */
- /* BundleContext bCtx = FrameworkUtil.getBundle(this.getClass()) */
- /* .getBundleContext(); */
-
- /* ServiceReference[] services = bCtx.getServiceReferences( */
- /* ISwitchManager.class.getName(), "(containerName=" */
- /* + containerName + ")"); */
-
- /* if (services != null) { */
- /* switchManager = (ISwitchManager) bCtx.getService(services[0]); */
- /* logger.debug("Switch manager reference is:" + switchManager); */
- /* } */
- /* } catch (Exception e) { */
- /* logger.error("Switch Manager reference is NULL"); */
- /* } */
-
- /* checkContainerExists(switchManager); */
-
- /* String ret; */
- /* if (action.equals("add")) { */
- /* ret = switchManager.addPortsToSubnet(name, nodePorts); */
- /* } else if (action.equals("remove")) { */
- /* ret = switchManager.removePortsFromSubnet(name, nodePorts); */
- /* } else { */
- /* throw new UnsupportedMediaTypeException(RestMessages.UNKNOWNACTION */
- /* .toString() */
- /* + ": " + action); */
- /* } */
-
- /* return returnViewOrThrowConflicEx(model, ret); */
- /* } */
+ /**
+ * Modify a subnet. For now only changing the port list is allowed.
+ *
+ * @param containerName
+ * Name of the Container
+ * @param name
+ * Name of the SubnetConfig to be modified
+ * @param subnetConfigData
+ * the {@link SubnetConfig} structure in JSON passed as a POST
+ * parameter
+ * @return If the operation is successful or not
+ */
+ @Path("/{containerName}/{subnetName}/modify")
+ @POST
+ @Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
+ @StatusCodes({
+ @ResponseCode(code = 202, condition = "Operation successful"),
+ @ResponseCode(code = 400, condition = "Invalid request, i.e., requested changing the subnet name"),
+ @ResponseCode(code = 404, condition = "The containerName or subnetName is not found"),
+ @ResponseCode(code = 500, condition = "Internal server error")})
+ public Response modifySubnet(@PathParam("containerName") String containerName,
+ @PathParam("subnetName") String name,
+ @TypeHint(SubnetConfig.class) JAXBElement<SubnetConfig> subnetConfigData) {
+
+ if (!NorthboundUtils.isAuthorized(getUserName(), containerName,
+ Privilege.WRITE, this)) {
+ throw new UnauthorizedException(
+ "User is not authorized to perform this operation on container " + containerName);
+ }
+
+ ISwitchManager switchManager = (ISwitchManager) ServiceHelper.getInstance(ISwitchManager.class,
+ containerName, this);
+ if (switchManager == null) {
+ throw new ResourceNotFoundException(RestMessages.NOCONTAINER.toString());
+ }
+
+ SubnetConfig subnetConf = subnetConfigData.getValue();
+ SubnetConfig existingConf = switchManager.getSubnetConfig(name);
+
+ boolean successful = true;
+
+ // make sure that the name matches an existing subnet and we're not
+ // changing the name or subnet IP/mask
+ if (existingConf == null){
+ // don't have a subnet by that name
+ return Response.status(Response.Status.NOT_FOUND).build();
+
+ }else if( !existingConf.getName().equals(subnetConf.getName())
+ || !existingConf.getSubnet().equals(subnetConf.getSubnet())) {
+ // can't change the name of a subnet
+ return Response.status(Response.Status.BAD_REQUEST).build();
+
+ }else{
+ // create a set for fast lookups
+ Set<String> newPorts = new HashSet<String>(subnetConf.getNodePorts());
+
+ // go through the current ports and (1) remove ports that aren't
+ // there anymore and (2) remove ports that are still there from the
+ // set of ports to add
+ for(String s : existingConf.getNodePorts()){
+ if(newPorts.contains(s)){
+ newPorts.remove(s);
+ }else{
+ Status st = switchManager.removePortsFromSubnet(name, s);
+ successful = successful && st.isSuccess();
+ }
+ }
+
+ // add any remaining ports
+ for(String s : newPorts){
+ Status st = switchManager.addPortsToSubnet(name, s);
+ successful = successful && st.isSuccess();
+ }
+ }
+
+ if(successful){
+ return Response.status(Response.Status.ACCEPTED).build();
+ }else{
+ return Response.status(Response.Status.INTERNAL_SERVER_ERROR).build();
+ }
+ }
+
+ /*
+ *
+ * Add or remove switch ports to a subnet POST subnets/green/sw
+ *
+ * @param model
+ *
+ * @param containerName
+ *
+ * @param name
+ *
+ * @param subnet: the subnet name name
+ *
+ * @param switchports: datapath ID/port list =>
+ * xx:xx:xx:xx:xx:xx:xx:xx/a,b,c-m,r-t,y
+ *
+ * @return
+ *
+ * @RequestMapping(value = "/{containerName}/{name}", method =
+ * RequestMethod.POST)
+ *
+ * public View addSwitchports(Map<String, Object> model,
+ *
+ * @PathVariable(value = "containerName") String containerName,
+ *
+ * @PathVariable(value = "name") String name,
+ *
+ * @RequestParam(value = "nodeports") String nodePorts,
+ *
+ * @RequestParam(value = "action") String action) {
+ *
+ * checkDefaultDisabled(containerName); ISwitchManager switchManager = null;
+ * try { BundleContext bCtx = FrameworkUtil.getBundle(this.getClass())
+ * .getBundleContext();
+ *
+ * ServiceReference[] services = bCtx.getServiceReferences(
+ * ISwitchManager.class.getName(), "(containerName=" + containerName + ")");
+ *
+ * if (services != null) { switchManager = (ISwitchManager)
+ * bCtx.getService(services[0]); logger.debug("Switch manager reference is:"
+ * + switchManager); } } catch (Exception e) {
+ * logger.error("Switch Manager reference is NULL"); }
+ *
+ * checkContainerExists(switchManager);
+ *
+ * String ret; if (action.equals("add")) { ret =
+ * switchManager.addPortsToSubnet(name, nodePorts); } else if
+ * (action.equals("remove")) { ret =
+ * switchManager.removePortsFromSubnet(name, nodePorts); } else { throw new
+ * UnsupportedMediaTypeException(RestMessages.UNKNOWNACTION .toString() +
+ * ": " + action); }
+ *
+ * return returnViewOrThrowConflicEx(model, ret); }
+ */
}