REST API support for DHCP Relay
Change-Id: Icfefebd15ff43718493e5223254b23ec02ee0bab
diff --git a/apps/dhcprelay/web/src/main/java/org/onosproject/dhcprelay/rest/DhcpRelayWebResource.java b/apps/dhcprelay/web/src/main/java/org/onosproject/dhcprelay/rest/DhcpRelayWebResource.java
new file mode 100644
index 0000000..9338a4b
--- /dev/null
+++ b/apps/dhcprelay/web/src/main/java/org/onosproject/dhcprelay/rest/DhcpRelayWebResource.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package org.onosproject.dhcprelay.rest;
+
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.IpPrefix;
+import org.onosproject.dhcprelay.api.DhcpRelayService;
+import org.onosproject.rest.AbstractWebResource;
+import org.onosproject.routeservice.Route;
+import org.onosproject.routeservice.RouteStore;
+import org.onosproject.routing.fpm.api.FpmRecord;
+import org.slf4j.Logger;
+
+import javax.ws.rs.DELETE;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.core.Response;
+
+import java.io.IOException;
+import java.util.Optional;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * DHCP Relay agent REST API.
+ */
+@Path("fpm-delete")
+public class DhcpRelayWebResource extends AbstractWebResource {
+ private static final Logger LOG = getLogger(DhcpRelayWebResource.class);
+
+ /**
+ * Deletes the fpm route from fpm record.
+ * Corresponding route from the route store
+ *
+ * @param prefix IpPrefix
+ * @return 204 NO CONTENT
+ * @throws IOException to signify bad request
+ */
+ @DELETE
+ @Path("{prefix}")
+ public Response dhcpFpmDelete(@PathParam("prefix") String prefix) {
+ DhcpRelayService dhcpRelayService = get(DhcpRelayService.class);
+ RouteStore routeStore = get(RouteStore.class);
+
+ try {
+ // removes fpm route from fpm record
+ Optional<FpmRecord> fpmRecord = dhcpRelayService.removeFpmRecord(IpPrefix.valueOf(prefix));
+ if (fpmRecord.isPresent()) {
+ IpAddress nextHop = fpmRecord.get().nextHop();
+ Route route = new Route(Route.Source.DHCP, IpPrefix.valueOf(prefix), nextHop);
+ // removes DHCP route from route store
+ routeStore.removeRoute(route);
+ } else {
+ LOG.warn("fpmRecord is not present");
+ }
+ } catch (IllegalArgumentException ex) {
+ throw new IllegalArgumentException(ex);
+ }
+
+ return Response.noContent().build();
+ }
+
+}