BGP Route policy distribution and flow spec
Change-Id: I8903efd225a24db6ccc85a4a3148a4dd6076e042
diff --git a/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/BgpFlowForwarderService.java b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/BgpFlowForwarderService.java
new file mode 100755
index 0000000..e2527b9
--- /dev/null
+++ b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/BgpFlowForwarderService.java
@@ -0,0 +1,40 @@
+/*
+ * 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.
+ */
+package org.onosproject.flow.forwarder;
+
+import org.onosproject.flowapi.ExtFlowContainer;
+
+/**
+ * Abstraction of an entity which provides Bgp Flow Service.
+ */
+public interface BgpFlowForwarderService {
+
+ /**
+ * Install forwarding rule.
+ *
+ * @param container BgpFlow container
+ * @return a true if success else false
+ */
+ boolean installForwardingRule(ExtFlowContainer container);
+
+ /**
+ * Uninstall forwarding rule.
+ *
+ * @param container BgpFlow container
+ * @return a true if success else false
+ */
+ boolean unInstallForwardingRule(ExtFlowContainer container);
+}
diff --git a/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/impl/BgpFlowForwarderImpl.java b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/impl/BgpFlowForwarderImpl.java
new file mode 100755
index 0000000..bc5170d
--- /dev/null
+++ b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/impl/BgpFlowForwarderImpl.java
@@ -0,0 +1,208 @@
+/*
+ * 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.
+ */
+package org.onosproject.flow.forwarder.impl;
+
+import org.onosproject.core.ApplicationId;
+import org.onosproject.flow.forwarder.BgpFlowForwarderService;
+
+import org.onosproject.flowapi.ExtFlowContainer;
+import org.onosproject.net.Annotations;
+import org.onosproject.net.Device;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.behaviour.ExtensionSelectorResolver;
+import org.onosproject.net.device.DeviceService;
+import org.onosproject.net.driver.DriverHandler;
+import org.onosproject.net.driver.DriverService;
+import org.onosproject.net.flow.DefaultTrafficSelector;
+import org.onosproject.net.flow.DefaultTrafficTreatment;
+import org.onosproject.net.flow.TrafficSelector;
+import org.onosproject.net.flow.TrafficTreatment;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flowobjective.DefaultForwardingObjective;
+import org.onosproject.net.flowobjective.FlowObjectiveService;
+import org.onosproject.net.flowobjective.ForwardingObjective;
+import org.onosproject.net.flowobjective.ForwardingObjective.Flag;
+import org.onosproject.net.flowobjective.Objective;
+import org.slf4j.Logger;
+
+import java.util.Iterator;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.onosproject.net.flow.criteria.ExtensionSelectorType.ExtensionSelectorTypes.EXT_MATCH_FLOW_TYPE;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Provides Bgp flow forwarder implementation.
+ */
+public class BgpFlowForwarderImpl implements BgpFlowForwarderService {
+
+ protected DriverService driverService;
+ protected DeviceService deviceService;
+ protected FlowObjectiveService flowObjectiveService;
+ private final Logger log = getLogger(getClass());
+ protected ApplicationId appId;
+
+ private static final String BGP_FLOW_CONTAINER_NOT_NULL = "Bgp flow container cannot be null";
+ private static final String APP_ID_NOT_NULL = "Application-Id cannot be null";
+ public static final String FLOW_PEER = "flowPeer";
+
+ /**
+ * Default constructor.
+ */
+ public BgpFlowForwarderImpl() {
+ }
+
+ /**
+ * Explicit constructor.
+ *
+ * @param appId Application id
+ * @param flowObjectiveService flow service
+ * @param deviceService device service
+ * @param driverService driver service
+ */
+ public BgpFlowForwarderImpl(ApplicationId appId, FlowObjectiveService flowObjectiveService,
+ DeviceService deviceService, DriverService driverService) {
+ this.appId = checkNotNull(appId, APP_ID_NOT_NULL);
+ this.flowObjectiveService = flowObjectiveService;
+ this.deviceService = deviceService;
+ this.driverService = driverService;
+ }
+
+ @Override
+ public boolean installForwardingRule(ExtFlowContainer container) {
+ checkNotNull(container, BGP_FLOW_CONTAINER_NOT_NULL);
+ return pushBgpFlowRuleForwarder(container, Objective.Operation.ADD);
+ }
+
+ @Override
+ public boolean unInstallForwardingRule(ExtFlowContainer container) {
+ checkNotNull(container, BGP_FLOW_CONTAINER_NOT_NULL);
+ return pushBgpFlowRuleForwarder(container, Objective.Operation.REMOVE);
+ }
+
+ /**
+ * Find the bgp device and push the rule.
+ *
+ * @param container is a flow rule container
+ * @param type either add or remove the service rule
+ * @return a true if success else false
+ */
+ public boolean pushBgpFlowRuleForwarder(ExtFlowContainer container,
+ Objective.Operation type) {
+ DeviceId deviceId = null;
+
+ Iterable<Device> devices = deviceService.getAvailableDevices();
+ Iterator<Device> itr = devices.iterator();
+ while (itr.hasNext()) {
+ DeviceId tmp = itr.next().id();
+ if (tmp.toString().equals(container.deviceId())) {
+ if (validatePeer(tmp)) {
+ deviceId = tmp;
+ break;
+ }
+ }
+ }
+
+ if (deviceId != null) {
+ // pack traffic selector
+ TrafficSelector.Builder selector = packTrafficSelector(deviceId, container);
+
+ // pack traffic treatment
+ TrafficTreatment.Builder treatment = packTrafficTreatment(container);
+
+ sendBgpFlowRuleForwarder(selector, treatment, deviceId, type);
+ } else {
+ log.error("Bgp devices are not available..");
+ return false;
+ }
+
+ return true;
+ }
+
+ /**
+ * Validates the device id is a flow peer or not.
+ *
+ * @param deviceId device to which the flow needed to be pushed.
+ * @return true if success else false
+ */
+ boolean validatePeer(DeviceId deviceId) {
+ boolean ret = false;
+ Device d = deviceService.getDevice(deviceId);
+ Annotations a = d != null ? d.annotations() : null;
+ String ipAddress = a.value(FLOW_PEER);
+ if (ipAddress != null) {
+ ret = true;
+ }
+ return ret;
+ }
+
+ /**
+ * Traffic selector builder function.
+ *
+ * @param deviceId device id.
+ * @param container container need to be pushed.
+ * @return the traffic selector builder
+ */
+ public TrafficSelector.Builder packTrafficSelector(DeviceId deviceId, ExtFlowContainer container) {
+ TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
+
+ DriverHandler handler = driverService.createHandler(deviceId);
+ ExtensionSelectorResolver resolver = handler.behaviour(ExtensionSelectorResolver.class);
+ ExtensionSelector bgpExtSelector = resolver.getExtensionSelector(EXT_MATCH_FLOW_TYPE.type());
+
+ try {
+ bgpExtSelector.setPropertyValue("container", container);
+ } catch (Exception e) {
+ log.error("Failed to get extension instruction for bgp flow {}", deviceId);
+ }
+
+ selector.extension(bgpExtSelector, deviceId);
+ return selector;
+ }
+
+ /**
+ * Traffic treatment builder function.
+ *
+ * @param container container need to be pushed.
+ * @return the traffic treatment builder
+ */
+ public TrafficTreatment.Builder packTrafficTreatment(ExtFlowContainer container) {
+ TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
+
+ return treatment;
+ }
+
+ /**
+ * Send bgp flow forwarder to bgp provider.
+ *
+ * @param selector traffic selector
+ * @param treatment traffic treatment
+ * @param deviceId device id
+ * @param type operation type
+ */
+ public void sendBgpFlowRuleForwarder(TrafficSelector.Builder selector, TrafficTreatment.Builder treatment,
+ DeviceId deviceId, Objective.Operation type) {
+ ForwardingObjective.Builder objective = DefaultForwardingObjective.builder().withTreatment(treatment.build())
+ .withSelector(selector.build()).fromApp(appId).makePermanent().withFlag(Flag.VERSATILE);
+ if (type.equals(Objective.Operation.ADD)) {
+ log.debug("ADD");
+ flowObjectiveService.forward(deviceId, objective.add());
+ } else {
+ log.debug("REMOVE");
+ flowObjectiveService.forward(deviceId, objective.remove());
+ }
+ }
+}
diff --git a/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/impl/package-info.java b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/impl/package-info.java
new file mode 100755
index 0000000..4ae602f
--- /dev/null
+++ b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/impl/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * 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.
+ */
+
+/**
+ * Bgp service manager for interacting with bgp provider.
+ */
+package org.onosproject.flow.forwarder.impl;
diff --git a/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/package-info.java b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/package-info.java
new file mode 100755
index 0000000..0000150
--- /dev/null
+++ b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/forwarder/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * 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.
+ */
+
+/**
+ * Service forwarder for bgp flow.
+ */
+package org.onosproject.flow.forwarder;
diff --git a/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/BgpFlowService.java b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/BgpFlowService.java
new file mode 100755
index 0000000..cf7aada
--- /dev/null
+++ b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/BgpFlowService.java
@@ -0,0 +1,40 @@
+/*
+ * 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.
+ */
+package org.onosproject.flow.manager;
+
+import org.onosproject.flowapi.ExtFlowContainer;
+
+/**
+ * Bgp flow service application.
+ */
+public interface BgpFlowService {
+
+ /**
+ * Bgp flow rule create interface.
+ *
+ * @param container flow container class
+ * @return true if success else false
+ */
+ boolean onBgpFlowCreated(ExtFlowContainer container);
+
+ /**
+ * Bgp flow rule delete interface.
+ *
+ * @param container flow container class
+ * @return true if success else false
+ */
+ boolean onBgpFlowDeleted(ExtFlowContainer container);
+}
diff --git a/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/impl/BgpFlowManager.java b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/impl/BgpFlowManager.java
new file mode 100755
index 0000000..deccf38
--- /dev/null
+++ b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/impl/BgpFlowManager.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2016 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.
+ */
+package org.onosproject.flow.manager.impl;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.apache.felix.scr.annotations.Service;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreService;
+import org.onosproject.flow.forwarder.BgpFlowForwarderService;
+import org.onosproject.flow.forwarder.impl.BgpFlowForwarderImpl;
+import org.onosproject.flow.manager.BgpFlowService;
+import org.onosproject.flowapi.ExtFlowContainer;
+import org.onosproject.net.device.DeviceService;
+import org.onosproject.net.driver.DriverService;
+import org.onosproject.net.flowobjective.FlowObjectiveService;
+import org.slf4j.Logger;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Provides implementation of Bgp flow Service.
+ */
+@Component(immediate = true)
+@Service
+public class BgpFlowManager implements BgpFlowService {
+
+ private final Logger log = getLogger(getClass());
+ private static final String APP_ID = "org.onosproject.app.bgpflow";
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected CoreService coreService;
+
+ protected ApplicationId appId;
+ private BgpFlowForwarderService bgpFlowForwarderService;
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected DriverService driverService;
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected DeviceService deviceService;
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected FlowObjectiveService flowObjectiveService;
+
+ @Activate
+ public void activate() {
+ appId = coreService.registerApplication(APP_ID);
+ bgpFlowForwarderService = new BgpFlowForwarderImpl(appId, flowObjectiveService, deviceService, driverService);
+ log.info("Started");
+ }
+
+ @Deactivate
+ public void deactivate() {
+ log.info("Stopped");
+ }
+
+ @Override
+ public boolean onBgpFlowCreated(ExtFlowContainer container) {
+ return bgpFlowForwarderService.installForwardingRule(container);
+ }
+
+ @Override
+ public boolean onBgpFlowDeleted(ExtFlowContainer container) {
+ return bgpFlowForwarderService.unInstallForwardingRule(container);
+ }
+}
diff --git a/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/impl/package-info.java b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/impl/package-info.java
new file mode 100755
index 0000000..e686bb8
--- /dev/null
+++ b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/impl/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * 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.
+ */
+
+/**
+ * Bgp service manager for interacting provider.
+ */
+package org.onosproject.flow.manager.impl;
diff --git a/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/package-info.java b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/package-info.java
new file mode 100755
index 0000000..b3ba1cb
--- /dev/null
+++ b/apps/bgpflowspec/flowmgr/src/main/java/org/onosproject/flow/manager/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * 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.
+ */
+
+/**
+ * Bgp flow manager.
+ */
+package org.onosproject.flow.manager;