*/
package org.opendaylight.controller.subnets.northbound;
-import java.util.ArrayList;
+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.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;
@Path("/")
public class SubnetsNorthboundJAXRS {
- protected static final Logger logger = LoggerFactory
- .getLogger(SubnetsNorthboundJAXRS.class);
+ protected static final Logger logger = LoggerFactory.getLogger(SubnetsNorthboundJAXRS.class);
private String username;
/**
* List all the subnets in a given container
- *
+ *
* @param containerName
* container in which we want to query the subnets
- *
+ *
* @return a List of SubnetConfig
*/
@Path("/{containerName}")
@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);
+ 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);
+ 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
- *
+ *
* @return a SubnetConfig
*/
@Path("/{containerName}/{subnetName}")
@GET
@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)
+ @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) {
+ @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);
+ 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);
+ 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
* @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"),
- @ResponseCode(code = 404, condition = "Invalid Data passed"),
- @ResponseCode(code = 201, condition = "Subnet added/modified"),
- @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);
+ @ResponseCode(code = 404, condition = "Invalid Data passed"),
+ @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);
+ 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,
- new ArrayList<String>(0));
+ SubnetConfig cfgObject = new SubnetConfig(subnetName, subnet, new HashSet<String>(0));
Status status = switchManager.addSubnet(cfgObject);
if (status.isSuccess()) {
return Response.status(Response.Status.CREATED).build();
/**
* 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.
- *
+ *
*/
@Path("/{containerName}/{subnetName}")
@DELETE
@StatusCodes({
- @ResponseCode(code = 404, condition = "The containerName passed was not found"),
- @ResponseCode(code = 500, condition = "Removal of subnet failed") })
+ @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) {
+ @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);
+ 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);
+ 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
- *
+ /**
+ * 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 ports to a subnet
+ *
+ * @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}/add")
+ @POST
+ @Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
+ @StatusCodes({
+ @ResponseCode(code = 202, condition = "Operation successful"),
+ @ResponseCode(code = 400, condition = "Invalid request"),
+ @ResponseCode(code = 404, condition = "The containerName or subnetName is not found"),
+ @ResponseCode(code = 500, condition = "Internal server error") })
+ public Response addNodePorts(
+ @PathParam("containerName") String containerName,
+ @PathParam("subnetName") String name,
+ @TypeHint(SubnetConfig.class) JAXBElement<SubnetConfig> subnetConfigData) {
+
+ SubnetConfig subnetConf = subnetConfigData.getValue();
+ return addOrDeletePorts(containerName, name, subnetConf, "add");
+ }
+
+ /**
+ *
+ * Delete ports from a subnet
+ *
* @param containerName
- *
+ * Name of the Container
* @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); }
+ * 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}/delete")
+ @POST
+ @Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
+ @StatusCodes({
+ @ResponseCode(code = 202, condition = "Operation successful"),
+ @ResponseCode(code = 400, condition = "Invalid request"),
+ @ResponseCode(code = 404, condition = "The containerName or subnetName is not found"),
+ @ResponseCode(code = 500, condition = "Internal server error") })
+ public Response deleteNodePorts(
+ @PathParam("containerName") String containerName,
+ @PathParam("subnetName") String name,
+ @TypeHint(SubnetConfig.class) JAXBElement<SubnetConfig> subnetConfigData) {
+
+ SubnetConfig subnetConf = subnetConfigData.getValue();
+ return addOrDeletePorts(containerName, name, subnetConf, "delete");
+ }
+
+ /**
+ *
+ * Add/Delete ports to/from a subnet
+ *
+ * @param containerName
+ * Name of the Container
+ * @param name
+ * Name of the SubnetConfig to be modified
+ * @param subnetConfig
+ * the {@link SubnetConfig} structure
+ * @param action
+ * add or delete
+ * @return If the operation is successful or not
+ */
+ private Response addOrDeletePorts(String containerName, String name, SubnetConfig subnetConf, String action) {
+
+ 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 existingConf = switchManager.getSubnetConfig(name);
+
+ // 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 {
+ Status st;
+ boolean successful = true;
+ Set<String> ports = subnetConf.getNodePorts();
+
+ if (action.equals("add")) {
+ // add new ports
+ ports.removeAll(existingConf.getNodePorts());
+ for (String port : ports) {
+ st = switchManager.addPortsToSubnet(name, port);
+ successful = successful && st.isSuccess();
+ }
+ } else if (action.equals("delete")) {
+ // delete existing ports
+ ports.retainAll(existingConf.getNodePorts());
+ for (String port : ports) {
+ st = switchManager.removePortsFromSubnet(name, port);
+ successful = successful && st.isSuccess();
+ }
+ } else {
+ return Response.status(Response.Status.BAD_REQUEST).build();
+ }
+
+ if (successful) {
+ return Response.status(Response.Status.ACCEPTED).build();
+ } else {
+ return Response.status(Response.Status.INTERNAL_SERVER_ERROR).build();
+ }
+ }
+ }
}