IPv6RA: Device level global prefix configuration support
Change-Id: Ib758f034194d5c0ebb2d709e0cbf2234f90c6b63
diff --git a/apps/routeradvertisement/src/main/java/org/onosproject/ra/RouterAdvertisementManager.java b/apps/routeradvertisement/src/main/java/org/onosproject/ra/RouterAdvertisementManager.java
index e3daceb..91aea80 100644
--- a/apps/routeradvertisement/src/main/java/org/onosproject/ra/RouterAdvertisementManager.java
+++ b/apps/routeradvertisement/src/main/java/org/onosproject/ra/RouterAdvertisementManager.java
@@ -36,7 +36,14 @@
import org.onosproject.core.ApplicationId;
import org.onosproject.core.CoreService;
import org.onosproject.mastership.MastershipService;
+import org.onosproject.net.DeviceId;
import org.onosproject.net.MastershipRole;
+import org.onosproject.net.config.ConfigFactory;
+import org.onosproject.net.config.NetworkConfigEvent;
+import org.onosproject.net.config.NetworkConfigListener;
+import org.onosproject.net.config.NetworkConfigRegistry;
+import org.onosproject.net.config.basics.SubjectFactories;
+import org.onosproject.net.device.DeviceService;
import org.onosproject.net.intf.Interface;
import org.onosproject.net.intf.InterfaceEvent;
import org.onosproject.net.intf.InterfaceListener;
@@ -48,6 +55,7 @@
import org.onosproject.net.packet.DefaultOutboundPacket;
import org.onosproject.net.packet.OutboundPacket;
import org.onosproject.net.packet.PacketService;
+import org.onosproject.ra.config.RouterAdvertisementDeviceConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.osgi.service.component.ComponentContext;
@@ -60,11 +68,14 @@
import java.util.Map;
import java.util.Arrays;
import java.util.Optional;
+import java.util.Set;
+import java.util.AbstractMap;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
+import java.util.function.Function;
import java.util.stream.IntStream;
import static com.google.common.base.Strings.isNullOrEmpty;
@@ -87,7 +98,9 @@
private static final String PROP_RA_FLAG_OBIT_STATUS = "raFlagObitStatus";
private static final boolean DEFAULT_RA_FLAG_OBIT_STATUS = false;
private static final String PROP_RA_OPTION_PREFIX_STATUS = "raOptionPrefixStatus";
- private static final boolean DEFAULT_RA_OPTION_PREFIX_STATUS = true;
+ private static final boolean DEFAULT_RA_OPTION_PREFIX_STATUS = false;
+ private static final String PROP_RA_GLOBAL_PREFIX_CONF_STATUS = "raGlobalPrefixConfStatus";
+ private static final boolean DEFAULT_RA_GLOBAL_PREFIX_CONF_STATUS = true;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected CoreService coreService;
@@ -104,6 +117,12 @@
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
public MastershipService mastershipService;
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ public DeviceService deviceService;
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected NetworkConfigRegistry networkConfigRegistry;
+
@Property(name = PROP_RA_THREADS_POOL, intValue = DEFAULT_RA_THREADS_POOL_SIZE,
label = "Thread pool capacity")
protected int raPoolSize = DEFAULT_RA_THREADS_POOL_SIZE;
@@ -124,14 +143,44 @@
label = "Prefix option support needed or not")
protected boolean raOptionPrefixStatus = DEFAULT_RA_OPTION_PREFIX_STATUS;
- private ScheduledExecutorService executors = null;
+ @Property(name = PROP_RA_GLOBAL_PREFIX_CONF_STATUS, boolValue = DEFAULT_RA_GLOBAL_PREFIX_CONF_STATUS,
+ label = "Global prefix configuration support on/off")
+ protected boolean raGlobalConfigStatus = DEFAULT_RA_GLOBAL_PREFIX_CONF_STATUS;
@GuardedBy(value = "this")
private final Map<ConnectPoint, ScheduledFuture<?>> transmitters = new LinkedHashMap<>();
+ @GuardedBy(value = "this")
+ private final Map<DeviceId, List<InterfaceIpAddress>> globalPrefixes = new LinkedHashMap<>();
+
+ private Function<Interface, Map.Entry<ConnectPoint, List<InterfaceIpAddress>>> prefixGenerator =
+ i -> {
+ Map.Entry<ConnectPoint, List<InterfaceIpAddress>> prefixEntry;
+ if (raGlobalConfigStatus && globalPrefixes.containsKey(i.connectPoint().deviceId())) {
+ prefixEntry = new AbstractMap.SimpleEntry<>(i.connectPoint(),
+ globalPrefixes.get(i.connectPoint().deviceId()));
+ } else {
+ prefixEntry = new AbstractMap.SimpleEntry<>(i.connectPoint(), i.ipAddressesList());
+ }
+ return prefixEntry;
+ };
+
+ private ScheduledExecutorService executors = null;
+
private static final String APP_NAME = "org.onosproject.routeradvertisement";
private ApplicationId appId;
+ private final ConfigFactory<DeviceId, RouterAdvertisementDeviceConfig> deviceConfigFactory =
+ new ConfigFactory<DeviceId, RouterAdvertisementDeviceConfig>(
+ SubjectFactories.DEVICE_SUBJECT_FACTORY,
+ RouterAdvertisementDeviceConfig.class, "routeradvertisement") {
+ @Override
+ public RouterAdvertisementDeviceConfig createConfig() {
+
+ return new RouterAdvertisementDeviceConfig();
+ }
+ };
+
// Listener for handling dynamic interface modifications.
private class InternalInterfaceListener implements InterfaceListener {
@Override
@@ -166,91 +215,128 @@
}
}
}
+
private final InterfaceListener interfaceListener = new InternalInterfaceListener();
// Enables RA threads on 'connectPoint' with configured IPv6s
private synchronized void activateRouterAdvertisement(ConnectPoint connectPoint,
List<InterfaceIpAddress> addresses) {
- RAWorkerThread worker = new RAWorkerThread(connectPoint, addresses, raThreadDelay);
- ScheduledFuture<?> handler = executors.scheduleAtFixedRate(worker, raThreadDelay,
- raThreadDelay, TimeUnit.SECONDS);
- transmitters.put(connectPoint, handler);
+ RAWorkerThread worker = new RAWorkerThread(connectPoint, addresses, raThreadDelay);
+ ScheduledFuture<?> handler = executors.scheduleAtFixedRate(worker, raThreadDelay,
+ raThreadDelay, TimeUnit.SECONDS);
+ transmitters.put(connectPoint, handler);
}
// Disables already activated RA threads on 'connectPoint'
private synchronized void deactivateRouterAdvertisement(ConnectPoint connectPoint,
List<InterfaceIpAddress> addresses) {
- if (connectPoint != null) {
- ScheduledFuture<?> handler = transmitters.get(connectPoint);
- handler.cancel(false);
- transmitters.remove(connectPoint);
- }
+ // Note : Parameter addresses not used now, kept for future.
+ if (connectPoint != null) {
+ ScheduledFuture<?> handler = transmitters.get(connectPoint);
+ handler.cancel(false);
+ transmitters.remove(connectPoint);
+ }
}
private synchronized void setupThreadPool() {
- // Initialize RA thread pool
executors = Executors.newScheduledThreadPool(raPoolSize,
groupedThreads("RouterAdvertisement", "event-%d", log));
}
private synchronized void clearThreadPool() {
- // Release RA thread pool
executors.shutdown();
}
+ // Start Tx threads for all configured interfaces.
private synchronized void setupTxWorkers() {
- // Start Router Advertisement transmission for all configured interfaces.
interfaceService.getInterfaces()
.stream()
.filter(i -> mastershipService.getLocalRole(i.connectPoint().deviceId())
== MastershipRole.MASTER)
- .filter(i -> i.ipAddressesList()
+ .map(prefixGenerator::apply)
+ .filter(i -> i.getValue()
.stream()
.anyMatch(ia -> ia.ipAddress().version().equals(IpAddress.Version.INET6)))
.forEach(j ->
- activateRouterAdvertisement(j.connectPoint(), j.ipAddressesList())
+ activateRouterAdvertisement(j.getKey(), j.getValue())
);
}
+ // Clear out Tx threads.
private synchronized void clearTxWorkers() {
- // Clear out Router Advertisement Transmission for all configured interfaces.
- interfaceService.getInterfaces()
- .stream()
- .filter(i -> mastershipService.getLocalRole(i.connectPoint().deviceId())
- == MastershipRole.MASTER)
- .filter(i -> i.ipAddressesList()
- .stream()
- .anyMatch(ia -> ia.ipAddress().version().equals(IpAddress.Version.INET6)))
- .forEach(j ->
- deactivateRouterAdvertisement(j.connectPoint(), j.ipAddressesList())
- );
+ transmitters.entrySet().stream().forEach(i -> i.getValue().cancel(false));
+ transmitters.clear();
}
- // Setting up pool & workers.
private synchronized void setupPoolAndTxWorkers() {
setupThreadPool();
setupTxWorkers();
}
- // Clearing pool & workers.
private synchronized void clearPoolAndTxWorkers() {
clearTxWorkers();
clearThreadPool();
}
+ // Loading global prefixes for devices from network configuration
+ private synchronized void loadGlobalPrefixConfig() {
+ globalPrefixes.clear();
+ Set<DeviceId> deviceSubjects =
+ networkConfigRegistry.getSubjects(DeviceId.class, RouterAdvertisementDeviceConfig.class);
+ deviceSubjects.forEach(subject -> {
+ RouterAdvertisementDeviceConfig config =
+ networkConfigRegistry.getConfig(subject, RouterAdvertisementDeviceConfig.class);
+ if (config != null) {
+ List<InterfaceIpAddress> ips = config.prefixes();
+ globalPrefixes.put(subject, ips);
+ }
+ });
+ }
+
+ private class InternalNetworkConfigListener implements NetworkConfigListener {
+ @Override
+ public void event(NetworkConfigEvent event) {
+ if (event.configClass().equals(RouterAdvertisementDeviceConfig.class)) {
+ switch (event.type()) {
+ case CONFIG_ADDED:
+ log.info("Router Advertisement device Config added for {}", event.subject());
+ clearTxWorkers();
+ loadGlobalPrefixConfig();
+ setupTxWorkers();
+ break;
+ case CONFIG_UPDATED:
+ log.info("Router Advertisement device updated for {}", event.subject());
+ clearTxWorkers();
+ loadGlobalPrefixConfig();
+ setupTxWorkers();
+ break;
+ default :
+ break;
+ }
+ }
+ }
+
+ }
+ private final InternalNetworkConfigListener networkConfigListener
+ = new InternalNetworkConfigListener();
+
+
@Activate
protected void activate(ComponentContext context) {
// Basic application registrations.
appId = coreService.registerApplication(APP_NAME);
componentConfigService.registerProperties(getClass());
- // Interface listener for dynamic RA handling.
- interfaceService.addListener(interfaceListener);
+ // Setup global prefix loading components
+ networkConfigRegistry.addListener(networkConfigListener);
+ networkConfigRegistry.registerConfigFactory(deviceConfigFactory);
+ loadGlobalPrefixConfig();
// Setup pool and worker threads for existing interfaces
setupPoolAndTxWorkers();
}
+
@Modified
protected void modified(ComponentContext context) {
int newRaPoolSize, newRaThreadDelay;
@@ -267,6 +353,7 @@
raPoolSize = newRaPoolSize;
clearPoolAndTxWorkers();
setupPoolAndTxWorkers();
+ log.info("Thread pool size updated to {}", raPoolSize);
}
// Handle change in thread delay
@@ -277,22 +364,39 @@
raThreadDelay = newRaThreadDelay;
clearTxWorkers();
setupTxWorkers();
+ log.info("Thread delay updated to {}", raThreadDelay);
}
// Handle M-flag changes
s = get(properties, PROP_RA_FLAG_MBIT_STATUS);
- raFlagMbitStatus = isNullOrEmpty(s) ?
- DEFAULT_RA_FLAG_MBIT_STATUS : Boolean.parseBoolean(s.trim());
+ if (!isNullOrEmpty(s)) {
+ raFlagMbitStatus = Boolean.parseBoolean(s.trim());
+ log.info("RA M-flag set {}", s);
+ }
// Handle O-flag changes
s = get(properties, PROP_RA_FLAG_OBIT_STATUS);
- raFlagObitStatus = isNullOrEmpty(s) ?
- DEFAULT_RA_FLAG_OBIT_STATUS : Boolean.parseBoolean(s.trim());
+ if (!isNullOrEmpty(s)) {
+ raFlagObitStatus = Boolean.parseBoolean(s.trim());
+ log.info("RA O-flag set {}", s);
+ }
// Handle prefix option configuration
s = get(properties, PROP_RA_OPTION_PREFIX_STATUS);
- raOptionPrefixStatus = isNullOrEmpty(s) ?
- DEFAULT_RA_OPTION_PREFIX_STATUS : Boolean.parseBoolean(s.trim());
+ if (!isNullOrEmpty(s)) {
+ raOptionPrefixStatus = Boolean.parseBoolean(s.trim());
+ String status = raOptionPrefixStatus ? "enabled" : "disabled";
+ log.info("RA prefix option {}", status);
+ }
+
+ s = get(properties, PROP_RA_GLOBAL_PREFIX_CONF_STATUS);
+ if (!isNullOrEmpty(s)) {
+ raGlobalConfigStatus = Boolean.parseBoolean(s.trim());
+ clearTxWorkers();
+ setupTxWorkers();
+ String status = raOptionPrefixStatus ? "enabled" : "disabled";
+ log.info("RA global configuration file loading {}", status);
+ }
} catch (NumberFormatException e) {
log.warn("Component configuration had invalid value, aborting changes loading.", e);
diff --git a/apps/routeradvertisement/src/main/java/org/onosproject/ra/config/RouterAdvertisementDeviceConfig.java b/apps/routeradvertisement/src/main/java/org/onosproject/ra/config/RouterAdvertisementDeviceConfig.java
new file mode 100644
index 0000000..34b7f16
--- /dev/null
+++ b/apps/routeradvertisement/src/main/java/org/onosproject/ra/config/RouterAdvertisementDeviceConfig.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2017-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.ra.config;
+
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.google.common.collect.Lists;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.config.Config;
+import org.onosproject.net.host.InterfaceIpAddress;
+
+import java.util.List;
+
+/**
+ * Device configuration for Router Advertisement.
+ */
+public class RouterAdvertisementDeviceConfig extends Config<DeviceId> {
+
+ private static final String PREFIXES = "prefixes";
+
+ @Override
+ public boolean isValid() {
+ return hasOnlyFields(PREFIXES) && prefixes() != null;
+ }
+
+
+ /**
+ * Gets global router advertisement prefixes for device.
+ *
+ * @return global prefixes. Or null if not configured.
+ */
+ public List<InterfaceIpAddress> prefixes() {
+ if (!object.has(PREFIXES)) {
+ return null;
+ }
+
+ List<InterfaceIpAddress> ips = Lists.newArrayList();
+ ArrayNode prefixes = (ArrayNode) object.path(PREFIXES);
+ prefixes.forEach(i -> ips.add(InterfaceIpAddress.valueOf(i.asText())));
+ return ips;
+ }
+
+}
+
+
diff --git a/apps/routeradvertisement/src/main/java/org/onosproject/ra/config/package-info.java b/apps/routeradvertisement/src/main/java/org/onosproject/ra/config/package-info.java
new file mode 100644
index 0000000..4b996fc
--- /dev/null
+++ b/apps/routeradvertisement/src/main/java/org/onosproject/ra/config/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2017-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.
+ */
+
+/**
+ * IPv6 Router Advertisement network configuration mechanism.
+ */
+package org.onosproject.ra.config;