Patch Panel Application with Ui
Change-Id: I0906983cf494ce82de233e8bfbd66b60d0792c89
diff --git a/apps/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanel.java b/apps/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanel.java
new file mode 100644
index 0000000..068ae00
--- /dev/null
+++ b/apps/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanel.java
@@ -0,0 +1,111 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * 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.
+ */
+
+/**
+ * This class acts as a software patch panel application.
+ * The user specifies 2 connectpoint on the same device that he/she would like to patch.
+ * Using a flow rule, the 2 connectpoints are patched.
+ *
+ * @author Parvahti Meyyappan
+ * @version %I%, %G%
+ */
+
+package org.onosproject.patchpanel.impl;
+
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.Service;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreService;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.flow.DefaultFlowRule;
+import org.onosproject.net.flow.FlowRuleService;
+import org.onosproject.net.flow.FlowRule;
+import org.onosproject.net.flow.DefaultTrafficSelector;
+import org.onosproject.net.flow.DefaultTrafficTreatment;
+import org.onosproject.net.packet.PacketPriority;
+import org.onosproject.net.ConnectPoint;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.util.ArrayList;
+import java.util.List;
+
+
+@Component(immediate = true)
+@Service
+public class PatchPanel implements PatchPanelService {
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected FlowRuleService flowRuleService;
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected CoreService coreService;
+
+ private List<ConnectPoint> previous = new ArrayList<>();
+ private final Logger log = LoggerFactory.getLogger(getClass());
+ private ApplicationId appId;
+ private ConnectPoint cp1, cp2;
+
+
+ @Activate
+ protected void activate() throws NullPointerException {
+ log.info("Started");
+ try {
+ appId = coreService.getAppId("org.onosproject.patchPanel");
+ } catch (NullPointerException e) {
+ throw new NullPointerException("ERROR:App Id is null");
+ }
+ }
+
+ @Deactivate
+ protected void deactivate() {
+ log.info("Stopped");
+ }
+
+ @Override
+ public boolean addPatch(ConnectPoint num, ConnectPoint num2) {
+ cp1 = num;
+ cp2 = num2;
+ if ((cp1.port().equals(cp2.port())) || (previous.contains(cp1) || previous.contains(cp2))) {
+ log.info("One or both of these ports are already in use, NO FLOW");
+ return false;
+ } else {
+ previous.add(cp1);
+ previous.add(cp2);
+ setFlowRuleService();
+ return true;
+ }
+ }
+
+ public void setFlowRuleService() {
+ PortNumber outPort = cp2.port();
+ PortNumber inPort = cp1.port();
+ FlowRule fr = DefaultFlowRule.builder()
+ .forDevice(cp1.deviceId())
+ .withSelector(DefaultTrafficSelector.builder().matchInPort(inPort).build())
+ .withTreatment(DefaultTrafficTreatment.builder().setOutput(outPort).build())
+ .withPriority(PacketPriority.REACTIVE.priorityValue())
+ .makeTemporary(5)
+ .fromApp(appId).build();
+
+ flowRuleService.applyFlowRules(fr);
+
+ }
+
+}