Initial support VM and container communication via POD and service IP
Change-Id: Ic87beee6ed122ec5551370c2b6a2789edf8fba5b
diff --git a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/web/OpenstackK8sIntegrationWebResource.java b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/web/OpenstackK8sIntegrationWebResource.java
new file mode 100644
index 0000000..c38984b
--- /dev/null
+++ b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/web/OpenstackK8sIntegrationWebResource.java
@@ -0,0 +1,111 @@
+/*
+ * Copyright 2020-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.openstacknetworking.web;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.IpPrefix;
+import org.onlab.packet.MacAddress;
+import org.onosproject.openstacknetworking.api.OpenstackK8sIntegrationService;
+import org.onosproject.rest.AbstractWebResource;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.ws.rs.Consumes;
+import javax.ws.rs.PUT;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import java.io.IOException;
+import java.io.InputStream;
+
+import static com.fasterxml.jackson.databind.SerializationFeature.INDENT_OUTPUT;
+import static org.onlab.util.Tools.readTreeFromStream;
+
+/**
+ * REST interface for integrating openstack and kubernetes.
+ */
+@Path("integration")
+public class OpenstackK8sIntegrationWebResource extends AbstractWebResource {
+ private final Logger log = LoggerFactory.getLogger(getClass());
+
+ private static final String K8S_NODE_IP = "k8sNodeIp";
+ private static final String OS_K8S_INT_PORT_NAME = "osK8sIntPortName";
+ private static final String POD_CIDR = "podCidr";
+ private static final String SERVICE_CIDR = "serviceCidr";
+ private static final String POD_GW_IP = "podGwIp";
+ private static final String K8S_INT_OS_PORT_MAC = "k8sIntOsPortMac";
+
+ private final OpenstackK8sIntegrationService intService =
+ get(OpenstackK8sIntegrationService.class);
+
+ /**
+ * Installs CNI pass-through related flow rules for each kubernetes nodes.
+ *
+ * @param input JSON string
+ * @return 200 ok, 400 BAD_REQUEST if the json is malformed
+ * @throws IOException exception
+ */
+ @PUT
+ @Path("node/pt-install")
+ @Consumes(MediaType.APPLICATION_JSON)
+ @Produces(MediaType.APPLICATION_JSON)
+ public Response installCniPtNodeRules(InputStream input) throws IOException {
+ log.trace("Install K8S CNI pass-through node rules");
+
+ JsonNode json = readTreeFromStream(mapper().enable(INDENT_OUTPUT), input);
+ IpAddress k8sNodeIp = IpAddress.valueOf(json.get(K8S_NODE_IP).asText());
+ IpPrefix podCidr = IpPrefix.valueOf(json.get(POD_CIDR).asText());
+ IpPrefix serviceCidr = IpPrefix.valueOf(json.get(SERVICE_CIDR).asText());
+ IpAddress podGwIp = IpAddress.valueOf(json.get(POD_GW_IP).asText());
+ String osK8sIntPortName = json.get(OS_K8S_INT_PORT_NAME).asText();
+ MacAddress k8sIntOsPortMac = MacAddress.valueOf(json.get(K8S_INT_OS_PORT_MAC).asText());
+
+ intService.installCniPtNodeRules(k8sNodeIp, podCidr, serviceCidr,
+ podGwIp, osK8sIntPortName, k8sIntOsPortMac);
+
+ return Response.ok().build();
+ }
+
+ /**
+ * Installs CNI pass-through related flow rules for each kubernetes nodes.
+ *
+ * @param input JSON string
+ * @return 200 ok, 400 BAD_REQUEST if the json is malformed
+ * @throws IOException exception
+ */
+ @PUT
+ @Path("node/pt-uninstall")
+ @Consumes(MediaType.APPLICATION_JSON)
+ @Produces(MediaType.APPLICATION_JSON)
+ public Response uninstallCniPtNodeRules(InputStream input) throws IOException {
+ log.trace("Uninstall K8S CNI pass-through node rules");
+
+ JsonNode json = readTreeFromStream(mapper().enable(INDENT_OUTPUT), input);
+ IpAddress k8sNodeIp = IpAddress.valueOf(json.get(K8S_NODE_IP).asText());
+ IpPrefix podCidr = IpPrefix.valueOf(json.get(POD_CIDR).asText());
+ IpPrefix serviceCidr = IpPrefix.valueOf(json.get(SERVICE_CIDR).asText());
+ IpAddress podGwIp = IpAddress.valueOf(json.get(POD_GW_IP).asText());
+ String osK8sIntPortName = json.get(OS_K8S_INT_PORT_NAME).asText();
+ MacAddress k8sIntOsPortMac = MacAddress.valueOf(json.get(K8S_INT_OS_PORT_MAC).asText());
+
+ intService.uninstallCniPtNodeRules(k8sNodeIp, podCidr, serviceCidr,
+ podGwIp, osK8sIntPortName, k8sIntOsPortMac);
+
+ return Response.ok().build();
+ }
+}