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Srikanth Vavilapalli
Committed by Gerrit Code Review
4db76e30 1 parent fd26a305

ONOS-685: Network Configuration Manager support for Segment Routing application 

Change-Id: Ia15bfd24559dd5542633c8b76d500b2d31362340
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Showing 25 changed files with 1097 additions and 135 deletions
......@@ -45,7 +45,6 @@
<module>reactive-routing</module>
<module>bgprouter</module>
<module>test</module>
<module>grouphandler</module>
<module>segmentrouting</module>
</modules>
......
......@@ -19,7 +19,6 @@ import org.onlab.packet.ARP;
import org.onlab.packet.Ethernet;
import org.onlab.packet.Ip4Address;
import org.onlab.packet.IpAddress;
import org.onlab.packet.IpPrefix;
import org.onlab.packet.MacAddress;
import org.onosproject.net.ConnectPoint;
import org.onosproject.net.DeviceId;
......@@ -36,7 +35,7 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.nio.ByteBuffer;
import java.util.List;
import static com.google.common.base.Preconditions.checkNotNull;
public class ArpHandler {
......@@ -112,11 +111,11 @@ public class ArpHandler {
private boolean isArpReqForRouter(DeviceId deviceId, ARP arpRequest) {
Ip4Address gatewayIpAddress = config.getGatewayIpAddress(deviceId);
if (gatewayIpAddress != null) {
List<Ip4Address> gatewayIpAddresses = config.getGatewayIpAddress(deviceId);
if (gatewayIpAddresses != null) {
Ip4Address targetProtocolAddress = Ip4Address.valueOf(arpRequest
.getTargetProtocolAddress());
if (gatewayIpAddress.equals(targetProtocolAddress)) {
if (gatewayIpAddresses.contains(targetProtocolAddress)) {
return true;
}
}
......@@ -124,15 +123,11 @@ public class ArpHandler {
}
private boolean isArpReqForSubnet(DeviceId deviceId, ARP arpRequest) {
String subnetInfo = config.getSubnetInfo(deviceId);
if (subnetInfo != null) {
IpPrefix prefix = IpPrefix.valueOf(subnetInfo);
if (prefix.contains(Ip4Address.valueOf(arpRequest.getTargetProtocolAddress()))) {
return true;
}
}
return false;
return config.getSubnetInfo(deviceId).stream()
.anyMatch((prefix)->
prefix.contains(Ip4Address.
valueOf(arpRequest.
getTargetProtocolAddress())));
}
/**
......
......@@ -15,6 +15,7 @@
*/
package org.onosproject.segmentrouting;
import org.onlab.packet.Ip4Prefix;
import org.onlab.packet.IpPrefix;
import org.onosproject.net.Device;
import org.onosproject.net.DeviceId;
......@@ -26,6 +27,7 @@ import org.slf4j.LoggerFactory;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import static com.google.common.base.Preconditions.checkNotNull;
......@@ -139,8 +141,11 @@ public class DefaultRoutingHandler {
// If both target switch and dest switch are edge routers, then set IP rule
// for both subnet and router IP.
if (config.isEdgeRouter(targetSw) && config.isEdgeRouter(destSw)) {
String subnets = config.getSubnetInfo(destSw);
result = rulePopulator.populateIpRuleForSubnet(targetSw, subnets, destSw, nextHops);
List<Ip4Prefix> subnets = config.getSubnetInfo(destSw);
result = rulePopulator.populateIpRuleForSubnet(targetSw,
subnets,
destSw,
nextHops);
if (!result) {
return false;
}
......
......@@ -16,7 +16,7 @@
package org.onosproject.segmentrouting;
import java.nio.ByteBuffer;
import java.util.List;
import org.onlab.packet.Ethernet;
import org.onlab.packet.ICMP;
import org.onlab.packet.IPv4;
......@@ -69,14 +69,14 @@ public class IcmpHandler {
DeviceId deviceId = connectPoint.deviceId();
Ip4Address destinationAddress =
Ip4Address.valueOf(ipv4.getDestinationAddress());
Ip4Address gatewayIpAddress = config.getGatewayIpAddress(deviceId);
List<Ip4Address> gatewayIpAddresses = config.getGatewayIpAddress(deviceId);
IpPrefix routerIpPrefix = config.getRouterIpAddress(deviceId);
Ip4Address routerIpAddress = routerIpPrefix.getIp4Prefix().address();
// ICMP to the router IP or gateway IP
if (((ICMP) ipv4.getPayload()).getIcmpType() == ICMP.TYPE_ECHO_REQUEST &&
(destinationAddress.equals(routerIpAddress) ||
gatewayIpAddress.equals(destinationAddress))) {
gatewayIpAddresses.contains(destinationAddress))) {
sendICMPResponse(ethernet, connectPoint);
// TODO: do we need to set the flow rule again ??
......
......@@ -16,6 +16,7 @@
package org.onosproject.segmentrouting;
import com.google.common.collect.Lists;
import org.onlab.packet.Ip4Address;
import org.onlab.packet.Ip4Prefix;
import org.onlab.packet.IpPrefix;
......@@ -26,39 +27,33 @@ import org.onosproject.net.PortNumber;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.net.URI;
import java.util.List;
import java.util.Set;
/**
* This class is temporary class and used only for test.
* It will be replaced with "real" Network Config Manager.
*
* TODO: Knock off this wrapper and directly use DeviceConfiguration class
*/
public class NetworkConfigHandler {
private static Logger log = LoggerFactory.getLogger(NetworkConfigHandler.class);
private SegmentRoutingManager srManager;
private DeviceConfiguration deviceConfig = new DeviceConfiguration();
private DeviceConfiguration deviceConfig;
public NetworkConfigHandler(SegmentRoutingManager srManager) {
public NetworkConfigHandler(SegmentRoutingManager srManager,
DeviceConfiguration deviceConfig) {
this.srManager = srManager;
this.deviceConfig = deviceConfig;
}
public Ip4Address getGatewayIpAddress(DeviceId deviceId) {
if (deviceId.uri().equals(URI.create("of:0000000000000001"))) {
return Ip4Address.valueOf("10.0.1.128");
} else if (deviceId.uri().equals(URI.create("of:0000000000000006"))) {
return Ip4Address.valueOf("7.7.7.128");
}
log.warn("No gateway Ip address was found for {}", deviceId);
return Ip4Address.valueOf("0.0.0.0");
public List<Ip4Address> getGatewayIpAddress(DeviceId deviceId) {
return this.deviceConfig.getSubnetGatewayIps(deviceId);
}
public IpPrefix getRouterIpAddress(DeviceId deviceId) {
return IpPrefix.valueOf(deviceConfig.getRouterIp(deviceId), 32);
}
......@@ -68,17 +63,13 @@ public class NetworkConfigHandler {
public boolean inSameSubnet(DeviceId deviceId, Ip4Address destIp) {
String subnetInfo = getSubnetInfo(deviceId);
if (subnetInfo == null) {
List<Ip4Prefix> subnets = getSubnetInfo(deviceId);
if (subnets == null) {
return false;
}
IpPrefix prefix = IpPrefix.valueOf(subnetInfo);
if (prefix.contains(destIp)) {
return true;
}
return false;
return subnets.stream()
.anyMatch((subnet) -> subnet.contains(destIp));
}
public boolean inSameSubnet(Ip4Address address, int sid) {
......@@ -88,43 +79,23 @@ public class NetworkConfigHandler {
return false;
}
String subnetInfo = getSubnetInfo(deviceId);
if (subnetInfo == null) {
log.warn("Cannot find the subnet info for {}", deviceId);
return false;
return inSameSubnet(deviceId, address);
}
Ip4Prefix subnet = Ip4Prefix.valueOf(subnetInfo);
if (subnet.contains(address)) {
return true;
}
return false;
}
public String getSubnetInfo(DeviceId deviceId) {
// TODO : supports multiple subnet
if (deviceId.uri().equals(URI.create("of:0000000000000001"))) {
return "10.0.1.1/24";
} else if (deviceId.uri().equals(URI.create("of:0000000000000006"))) {
return "7.7.7.7/24";
} else {
log.error("Switch {} is not an edge router", deviceId);
return null;
}
public List<Ip4Prefix> getSubnetInfo(DeviceId deviceId) {
return deviceConfig.getSubnets(deviceId);
}
public int getMplsId(DeviceId deviceId) {
return deviceConfig.getSegmentId(deviceId);
}
public int getMplsId(MacAddress mac) {
return deviceConfig.getSegmentId(mac);
public int getMplsId(MacAddress routerMac) {
return deviceConfig.getSegmentId(routerMac);
}
public int getMplsId(Ip4Address address) {
return deviceConfig.getSegmentId(address);
public int getMplsId(Ip4Address routerIpAddress) {
return deviceConfig.getSegmentId(routerIpAddress);
}
public boolean isEcmpNotSupportedInTransit(DeviceId deviceId) {
......@@ -132,17 +103,12 @@ public class NetworkConfigHandler {
}
public boolean isTransitRouter(DeviceId deviceId) {
return true;
return !(deviceConfig.isEdgeDevice(deviceId));
}
public boolean isEdgeRouter(DeviceId deviceId) {
if (deviceId.uri().equals(URI.create("of:0000000000000001"))
|| deviceId.uri().equals(URI.create("of:0000000000000006"))) {
return true;
}
return false;
return deviceConfig.isEdgeDevice(deviceId);
}
private List<PortNumber> getPortsToNeighbors(DeviceId deviceId, List<DeviceId> fwdSws) {
......@@ -177,16 +143,7 @@ public class NetworkConfigHandler {
public Ip4Address getDestinationRouterAddress(Ip4Address destIpAddress) {
// TODO: need to check the subnet info
if (destIpAddress.toString().equals("10.0.1.1")) {
return Ip4Address.valueOf("192.168.0.1");
} else if (destIpAddress.toString().equals("7.7.7.7")) {
return Ip4Address.valueOf("192.168.0.6");
} else {
log.warn("No router was found for {}", destIpAddress);
return null;
}
return deviceConfig.getRouterIpAddressForASubnetHost(destIpAddress);
}
public DeviceId getDeviceId(Ip4Address ip4Address) {
......@@ -194,13 +151,6 @@ public class NetworkConfigHandler {
}
public MacAddress getRouterMac(Ip4Address targetAddress) {
if (targetAddress.toString().equals("10.0.1.128")) {
return MacAddress.valueOf("00:00:00:00:00:01");
} else if (targetAddress.toString().equals("7.7.7.128")) {
return MacAddress.valueOf("00:00:00:00:00:06");
} else {
log.warn("Cannot find a router for {}", targetAddress);
return null;
}
return deviceConfig.getRouterMacForAGatewayIp(targetAddress);
}
}
......
......@@ -17,11 +17,11 @@ package org.onosproject.segmentrouting;
import org.onlab.packet.Ethernet;
import org.onlab.packet.Ip4Address;
import org.onlab.packet.Ip4Prefix;
import org.onlab.packet.IpPrefix;
import org.onlab.packet.MacAddress;
import org.onlab.packet.MplsLabel;
import org.onosproject.grouphandler.NeighborSet;
import org.onosproject.segmentrouting.grouphandler.NeighborSet;
import org.onosproject.net.DeviceId;
import org.onosproject.net.Link;
import org.onosproject.net.PortNumber;
......@@ -94,15 +94,15 @@ public class RoutingRulePopulator {
* Populates IP flow rules for the subnets of the destination router.
*
* @param deviceId switch ID to set the rules
* @param subnetInfo subnet information
* @param subnets subnet information
* @param destSw destination switch ID
* @param nextHops next hop switch ID list
* @return true if all rules are set successfully, false otherwise
*/
public boolean populateIpRuleForSubnet(DeviceId deviceId, String subnetInfo,
public boolean populateIpRuleForSubnet(DeviceId deviceId, List<Ip4Prefix> subnets,
DeviceId destSw, Set<DeviceId> nextHops) {
List<IpPrefix> subnets = extractSubnet(subnetInfo);
//List<IpPrefix> subnets = extractSubnet(subnetInfo);
for (IpPrefix subnet: subnets) {
if (!populateIpRuleForRouter(deviceId, subnet, destSw, nextHops)) {
return false;
......@@ -371,21 +371,6 @@ public class RoutingRulePopulator {
}
private List<IpPrefix> extractSubnet(String subnetInfo) {
List<IpPrefix> subnetIpPrefixes = new ArrayList<>();
// TODO: refactoring required depending on the format of the subnet info
IpPrefix prefix = IpPrefix.valueOf(subnetInfo);
if (prefix == null) {
log.error("Wrong ip prefix type {}", subnetInfo);
} else {
subnetIpPrefixes.add(prefix);
}
return subnetIpPrefixes;
}
private Link selectOneLink(DeviceId srcId, Set<DeviceId> destIds) {
Set<Link> links = srManager.linkService.getDeviceEgressLinks(srcId);
......
......@@ -25,8 +25,8 @@ import org.onlab.packet.IPv4;
import org.onosproject.core.ApplicationId;
import org.onosproject.core.CoreService;
import org.onosproject.event.Event;
import org.onosproject.grouphandler.DefaultGroupHandler;
import org.onosproject.grouphandler.NeighborSet;
import org.onosproject.segmentrouting.grouphandler.DefaultGroupHandler;
import org.onosproject.segmentrouting.grouphandler.NeighborSet;
import org.onosproject.mastership.MastershipService;
import org.onosproject.net.Device;
import org.onosproject.net.DeviceId;
......@@ -52,6 +52,7 @@ import org.onosproject.net.packet.PacketContext;
import org.onosproject.net.packet.PacketProcessor;
import org.onosproject.net.packet.PacketService;
import org.onosproject.net.topology.TopologyService;
import org.onosproject.segmentrouting.config.NetworkConfigManager;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
......@@ -98,16 +99,15 @@ public class SegmentRoutingManager {
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected MastershipService mastershipService;
protected NetworkConfigHandler networkConfigHandler = new NetworkConfigHandler(this);
protected ArpHandler arpHandler = new ArpHandler(this);
protected IcmpHandler icmpHandler = new IcmpHandler(this);
protected IpHandler ipHandler = new IpHandler(this);
protected RoutingRulePopulator routingRulePopulator = new RoutingRulePopulator(this);
protected NetworkConfigHandler networkConfigHandler = null;
protected ArpHandler arpHandler = null;
protected IcmpHandler icmpHandler = null;
protected IpHandler ipHandler = null;
protected RoutingRulePopulator routingRulePopulator = null;
protected ApplicationId appId;
private DefaultRoutingHandler defaultRoutingHandler = new DefaultRoutingHandler(this);
private DeviceConfiguration deviceConfiguration = new DeviceConfiguration();
private DefaultRoutingHandler defaultRoutingHandler = null;
private DeviceConfiguration deviceConfiguration = null;
private InternalPacketProcessor processor = new InternalPacketProcessor();
private InternalEventHandler eventHandler = new InternalEventHandler();
......@@ -118,6 +118,8 @@ public class SegmentRoutingManager {
private Map<DeviceId, DefaultGroupHandler> groupHandlerMap
= new ConcurrentHashMap<DeviceId, DefaultGroupHandler>();
private NetworkConfigManager networkConfigService = new NetworkConfigManager();;
private static int numOfEvents = 0;
private static int numOfHandlerExecution = 0;
private static int numOfHandlerScheduled = 0;
......@@ -125,6 +127,16 @@ public class SegmentRoutingManager {
@Activate
protected void activate() {
appId = coreService.registerApplication("org.onosproject.segmentrouting");
networkConfigService.init();
deviceConfiguration = new DeviceConfiguration(networkConfigService);
networkConfigHandler = new NetworkConfigHandler(this,
deviceConfiguration);
arpHandler = new ArpHandler(this);
icmpHandler = new IcmpHandler(this);
ipHandler = new IpHandler(this);
routingRulePopulator = new RoutingRulePopulator(this);
defaultRoutingHandler = new DefaultRoutingHandler(this);
packetService.addProcessor(processor, PacketProcessor.ADVISOR_MAX + 2);
linkService.addListener(new InternalLinkListener());
groupService.addListener(new InternalGroupListener());
......@@ -271,6 +283,7 @@ public class SegmentRoutingManager {
private class InternalEventHandler implements Runnable {
@Override
public void run() {
numOfHandlerExecution++;
while (!eventQueue.isEmpty()) {
......@@ -326,7 +339,11 @@ public class SegmentRoutingManager {
log.debug("A new device with ID {} was added", device.id());
defaultRoutingHandler.populateTtpRules(device.id());
DefaultGroupHandler dgh = DefaultGroupHandler.createGroupHandler(
device.id(), appId, new DeviceConfiguration(), linkService, groupService);
device.id(),
appId,
deviceConfiguration,
linkService,
groupService);
dgh.createGroups();
groupHandlerMap.put(device.id(), dgh);
}
......
package org.onosproject.segmentrouting.config;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.onosproject.net.DeviceId;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.databind.JsonNode;
/**
* Public class corresponding to JSON described data model. Defines the network
* configuration at startup.
*/
public class NetworkConfig {
protected static final Logger log = LoggerFactory.getLogger(NetworkConfig.class);
@SuppressWarnings("unused")
private String comment;
private Boolean restrictSwitches;
private Boolean restrictLinks;
private List<SwitchConfig> switches;
private List<LinkConfig> links;
/**
* Default constructor.
*/
public NetworkConfig() {
switches = new ArrayList<SwitchConfig>();
links = new ArrayList<LinkConfig>();
}
@JsonProperty("comment")
public void setComment(String c) {
log.trace("NetworkConfig: comment={}", c);
comment = c;
}
@JsonProperty("restrictSwitches")
public void setRestrictSwitches(boolean rs) {
log.trace("NetworkConfig: restrictSwitches={}", rs);
restrictSwitches = rs;
}
/**
* Returns default restrict configuration for switches.
*
* @return boolean
*/
public Boolean getRestrictSwitches() {
return restrictSwitches;
}
@JsonProperty("restrictLinks")
public void setRestrictLinks(boolean rl) {
log.trace("NetworkConfig: restrictLinks={}", rl);
restrictLinks = rl;
}
/**
* Returns default restrict configuration for links.
*
* @return boolean
*/
public Boolean getRestrictLinks() {
return restrictLinks;
}
/**
* Returns configuration for switches.
*
* @return list of switch configuration
*/
public List<SwitchConfig> getSwitchConfig() {
return switches;
}
@JsonProperty("switchConfig")
public void setSwitchConfig(List<SwitchConfig> switches2) {
log.trace("NetworkConfig: switchConfig={}", switches2);
this.switches = switches2;
}
/**
* Java class corresponding to JSON described switch
* configuration data model.
*/
public static class SwitchConfig {
protected String nodeDpid;
protected String name;
protected String type;
protected boolean allowed;
protected double latitude;
protected double longitude;
protected Map<String, JsonNode> params;
protected Map<String, String> publishAttributes;
protected DeviceId dpid;
/**
* Returns the configured "name" of a switch.
*
* @return string
*/
public String getName() {
return name;
}
@JsonProperty("name")
public void setName(String name) {
log.trace("SwitchConfig: name={}", name);
this.name = name;
}
/**
* Returns the data plane identifier of a switch.
*
* @return ONOS device identifier
*/
public DeviceId getDpid() {
return dpid;
}
public void setDpid(DeviceId dpid) {
this.dpid = dpid;
this.nodeDpid = dpid.toString();
}
/**
* Returns the data plane identifier of a switch.
*
* @return string
*/
public String getNodeDpid() {
return nodeDpid;
}
// mapper sets both DeviceId and string fields for dpid
@JsonProperty("nodeDpid")
public void setNodeDpid(String nodeDpid) {
log.trace("SwitchConfig: nodeDpid={}", nodeDpid);
this.nodeDpid = nodeDpid;
this.dpid = DeviceId.deviceId(nodeDpid);
}
/**
* Returns the type of a switch.
*
* @return string
*/
public String getType() {
return type;
}
@JsonProperty("type")
public void setType(String type) {
log.trace("SwitchConfig: type={}", type);
this.type = type;
}
/**
* Returns the latitude of a switch.
*
* @return double
*/
public double getLatitude() {
return latitude;
}
@JsonProperty("latitude")
public void setLatitude(double latitude) {
log.trace("SwitchConfig: latitude={}", latitude);
this.latitude = latitude;
}
/**
* Returns the longitude of a switch.
*
* @return double
*/
public double getLongitude() {
return longitude;
}
@JsonProperty("longitude")
public void setLongitude(double longitude) {
log.trace("SwitchConfig: longitude={}", longitude);
this.longitude = longitude;
}
/**
* Returns the allowed flag for a switch.
*
* @return boolean
*/
public boolean isAllowed() {
return allowed;
}
@JsonProperty("allowed")
public void setAllowed(boolean allowed) {
this.allowed = allowed;
}
/**
* Returns the additional configured parameters of a switch.
*
* @return key value map
*/
public Map<String, JsonNode> getParams() {
return params;
}
@JsonProperty("params")
public void setParams(Map<String, JsonNode> params) {
this.params = params;
}
/**
* Reserved for future use.
*
* @return key value map
*/
public Map<String, String> getPublishAttributes() {
return publishAttributes;
}
@JsonProperty("publishAttributes")
public void setPublishAttributes(Map<String, String> publishAttributes) {
this.publishAttributes = publishAttributes;
}
}
@JsonProperty("linkConfig")
public void setLinkConfig(List<LinkConfig> links2) {
this.links = links2;
}
/**
* Reserved for future use.
*
* @return list of configured link configuration
*/
public List<LinkConfig> getLinkConfig() {
return links;
}
/**
* Reserved for future use.
*/
public static class LinkConfig {
protected String type;
protected Boolean allowed;
protected DeviceId dpid1;
protected DeviceId dpid2;
protected String nodeDpid1;
protected String nodeDpid2;
protected Map<String, JsonNode> params;
protected Map<String, String> publishAttributes;
public String getType() {
return type;
}
public void setType(String type) {
this.type = type;
}
public Boolean isAllowed() {
return allowed;
}
public void setAllowed(Boolean allowed) {
this.allowed = allowed;
}
public String getNodeDpid1() {
return nodeDpid1;
}
// mapper sets both long and string fields for dpid
public void setNodeDpid1(String nodeDpid1) {
this.nodeDpid1 = nodeDpid1;
this.dpid1 = DeviceId.deviceId(nodeDpid1);
}
public String getNodeDpid2() {
return nodeDpid2;
}
// mapper sets both long and string fields for dpid
public void setNodeDpid2(String nodeDpid2) {
this.nodeDpid2 = nodeDpid2;
this.dpid2 = DeviceId.deviceId(nodeDpid2);
}
public DeviceId getDpid1() {
return dpid1;
}
public void setDpid1(DeviceId dpid1) {
this.dpid1 = dpid1;
this.nodeDpid1 = dpid1.toString();
}
public DeviceId getDpid2() {
return dpid2;
}
public void setDpid2(DeviceId dpid2) {
this.dpid2 = dpid2;
this.nodeDpid2 = dpid2.toString();
}
public Map<String, JsonNode> getParams() {
return params;
}
public void setParams(Map<String, JsonNode> params) {
this.params = params;
}
public Map<String, String> getPublishAttributes() {
return publishAttributes;
}
public void setPublishAttributes(Map<String, String> publishAttributes) {
this.publishAttributes = publishAttributes;
}
}
}
package org.onosproject.segmentrouting.config;
import org.onosproject.net.DeviceId;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* NetworkConfigExceptions specifies a set of unchecked runtime exceptions that
* can be thrown by the {@link NetworkConfigManager}. It indicates errors that
* must be fixed in the config file before controller execution can proceed.
*/
public class NetworkConfigException extends RuntimeException {
private static final long serialVersionUID = 4959684709803000652L;
protected static final Logger log = LoggerFactory
.getLogger(NetworkConfigException.class);
/**
* Exception for duplicate device identifier configuration.
*/
public static class DuplicateDpid extends RuntimeException {
private static final long serialVersionUID = 5491113234592145335L;
public DuplicateDpid(DeviceId dpid) {
super();
log.error("Duplicate dpid found in switch-config Dpid:{}",
dpid);
}
}
/**
* Exception for duplicate device name configuration.
*/
public static class DuplicateName extends RuntimeException {
private static final long serialVersionUID = -4090171438031376129L;
public DuplicateName(String name) {
super();
log.error("Duplicate name found in switch-config name:{}", name);
}
}
/**
* Exception for unspecified device identifier for a switch.
*/
public static class DpidNotSpecified extends RuntimeException {
private static final long serialVersionUID = -8494418855597117254L;
public DpidNotSpecified(String name) {
super();
log.error("Dpid not specified for switch-config name:{}", name);
}
}
/**
* Exception for unspecified device name for a switch.
*/
public static class NameNotSpecified extends RuntimeException {
private static final long serialVersionUID = -3518881744110422891L;
public NameNotSpecified(DeviceId dpid) {
super();
log.error("Name not specified for switch-config dpid:{}",
dpid);
}
}
/**
* Exception for unspecified device type for a switch.
*/
public static class SwitchTypeNotSpecified extends RuntimeException {
private static final long serialVersionUID = 2527453336226053753L;
public SwitchTypeNotSpecified(DeviceId dpid) {
super();
log.error("Switch type not specified for switch-config dpid:{}",
dpid);
}
}
/**
* Exception for unknown device type configured for a switch.
*/
public static class UnknownSwitchType extends RuntimeException {
private static final long serialVersionUID = 7758418165512249170L;
public UnknownSwitchType(String type, String name) {
super();
log.error("Unknown switch type {} for switch name:{}", type, name);
}
}
/**
* Exception for missing required parameter configuration for a switch.
*/
public static class ParamsNotSpecified extends RuntimeException {
private static final long serialVersionUID = 6247582323691265513L;
public ParamsNotSpecified(String name) {
super();
log.error("Params required - not specified for switch:{}", name);
}
}
/**
* Reserved for future use.
*/
public static class LinkTypeNotSpecified extends RuntimeException {
private static final long serialVersionUID = -2089470389588542215L;
public LinkTypeNotSpecified(String dpid1, String dpid2) {
super();
log.error("Link type not specified for link-config between "
+ "dpid1:{} and dpid2:{}", dpid1, dpid2);
}
}
/**
* Reserved for future use.
*/
public static class LinkDpidNotSpecified extends RuntimeException {
private static final long serialVersionUID = -5701825916378616004L;
public LinkDpidNotSpecified(String dpid1, String dpid2) {
super();
if (dpid1 == null) {
log.error("nodeDpid1 not specified for link-config ");
}
if (dpid2 == null) {
log.error("nodeDpid2 not specified for link-config ");
}
}
}
/**
* Reserved for future use.
*/
public static class LinkForUnknownSwitchConfig extends RuntimeException {
private static final long serialVersionUID = -2910458439881964094L;
public LinkForUnknownSwitchConfig(String dpid) {
super();
log.error("Link configuration was specified for a switch-dpid {} "
+ "that has not been configured", dpid);
}
}
/**
* Reserved for future use.
*/
public static class UnknownLinkType extends RuntimeException {
private static final long serialVersionUID = -5505376193106542305L;
public UnknownLinkType(String linktype, String dpid1, String dpid2) {
super();
log.error("unknown link type {} for links between dpid1:{} "
+ "and dpid2:{}", linktype, dpid1, dpid2);
}
}
/**
* Exception for generic configuration errors.
*/
public static class ErrorConfig extends RuntimeException {
private static final long serialVersionUID = -2827406314700193147L;
public ErrorConfig(String errorMsg) {
super();
log.error(errorMsg);
}
}
/**
* Reserved for future use.
*/
public static class SwitchDpidNotConverted extends RuntimeException {
private static final long serialVersionUID = 5640347104590170426L;
public SwitchDpidNotConverted(String name) {
super();
log.error("Switch dpid specified as a HexString {} does not match "
+ "with long value", name);
}
}
/**
* Reserved for future use.
*/
public static class LinkDpidNotConverted extends RuntimeException {
private static final long serialVersionUID = 2397245646094080774L;
public LinkDpidNotConverted(String dpid1, String dpid2) {
log.error("Dpids expressed as HexStrings for links between dpid1:{} "
+ "and dpid2:{} do not match with long values", dpid1, dpid2);
}
}
}
package org.onosproject.segmentrouting.config;
import java.util.List;
import org.onosproject.net.DeviceId;
import org.onosproject.net.Link;
import org.onosproject.segmentrouting.config.NetworkConfig.LinkConfig;
import org.onosproject.segmentrouting.config.NetworkConfig.SwitchConfig;
/**
* Exposes methods to retrieve network configuration.
*
* TODO: currently only startup-configuration is exposed and such configuration
* cannot be changed at runtime. Need to add runtime support for changes to
* configuration (via REST/CLI) in future releases.
*
* TODO: return immutable objects or defensive copies of network config so that
* users of this API do not inadvertently or maliciously change network config.
*/
public interface NetworkConfigService {
/**
* Suggests the action to be taken by the caller given the configuration
* associated with the queried network-object (eg. switch, link etc.).
*/
public enum NetworkConfigState {
/**
* Associated network object has been configured to not be allowed in
* the network.
*/
DENY,
/**
* Associated network object has been configured to be allowed in the
* network.
*/
ACCEPT,
/**
* Associated network object has been configured to be allowed in the
* network. In addition, there are configured parameters that should be
* added to the object.
*/
ACCEPT_ADD,
}
/**
* Returns the configuration outcome (accept, deny etc.), and any configured
* parameters to the caller, in response to a query for the configuration
* associated with a switch.
*/
public class SwitchConfigStatus {
private NetworkConfigState configState;
private SwitchConfig switchConfig;
private String msg;
SwitchConfigStatus(NetworkConfigState configState,
SwitchConfig switchConfig, String msg) {
this.configState = configState;
this.switchConfig = switchConfig;
this.msg = msg;
}
SwitchConfigStatus(NetworkConfigState configState,
SwitchConfig switchConfig) {
this.configState = configState;
this.switchConfig = switchConfig;
this.msg = "";
}
/**
* Returns the configuration state for the switch.
*
* @return non-null NetworkConfigState
*/
public NetworkConfigState getConfigState() {
return configState;
}
/**
* Returns the switch configuration, which may be null if no
* configuration exists, or if the configuration state disallows the
* switch.
*
* @return SwitchConfig, the switch configuration, or null
*/
public SwitchConfig getSwitchConfig() {
return switchConfig;
}
/**
* User readable string typically used to specify the reason why a
* switch is being disallowed.
*
* @return A non-null but possibly empty String
*/
public String getMsg() {
return msg;
}
}
/**
* Reserved for future use.
*
* Returns the configuration outcome (accept, deny etc.), and any configured
* parameters to the caller, in response to a query for the configuration
* associated with a link.
*/
public class LinkConfigStatus {
private NetworkConfigState configState;
private LinkConfig linkConfig;
private String msg;
LinkConfigStatus(NetworkConfigState configState,
LinkConfig linkConfig, String msg) {
this.configState = configState;
this.linkConfig = linkConfig;
this.msg = msg;
}
LinkConfigStatus(NetworkConfigState configState,
LinkConfig linkConfig) {
this.configState = configState;
this.linkConfig = linkConfig;
this.msg = "";
}
/**
* Returns the configuration state for the link.
*
* @return non-null NetworkConfigState
*/
public NetworkConfigState getConfigState() {
return configState;
}
/**
* Returns the link configuration, which may be null if no configuration
* exists, or if the configuration state disallows the link.
*
* @return SwitchConfig, the switch configuration, or null
*/
public LinkConfig getLinkConfig() {
return linkConfig;
}
/**
* User readable string typically used to specify the reason why a link
* is being disallowed.
*
* @return msg A non-null but possibly empty String
*/
public String getMsg() {
return msg;
}
}
/**
* Checks the switch configuration (if any) associated with the 'dpid'.
* Determines if the switch should be allowed or denied according to
* configuration rules.
*
* The method always returns a non-null SwitchConfigStatus. The enclosed
* ConfigState contains the result of the check. The enclosed SwitchConfig
* may or may not be null, depending on the outcome of the check.
*
* @param dpid device id of the switch to be queried
* @return SwitchConfigStatus with outcome of check and associated config.
*/
public SwitchConfigStatus checkSwitchConfig(DeviceId dpid);
/**
* Reserved for future use.
*
* Checks the link configuration (if any) associated with the 'link'.
* Determines if the link should be allowed or denied according to
* configuration rules. Note that the 'link' is a unidirectional link which
* checked against configuration that is typically defined for a
* bidirectional link. The caller may make a second call if it wishes to
* check the 'reverse' direction.
*
* Also note that the configuration may not specify ports for a given
* bidirectional link. In such cases, the configuration applies to all links
* between the two switches. This method will check the given 'link' against
* such configuration.
* The method always returns a non-null LinkConfigStatus. The enclosed
* ConfigState contains the result of the check. The enclosed LinkConfig may
* or may not be null, depending on the outcome of the check.
*
* @param linkTuple unidirectional link to be queried
* @return LinkConfigStatus with outcome of check and associated config.
*/
public LinkConfigStatus checkLinkConfig(Link linkTuple);
/**
* Retrieves a list of switches that have been configured, and have been
* determined to be 'allowed' in the network, according to configuration
* rules.
*
* Note that it is possible that there are other switches that are allowed
* in the network that have NOT been configured. Such switches will not be a
* part of the returned list.
*
* Also note that it is possible that some switches will not be discovered
* and the only way the controller can know about these switches is via
* configuration. Such switches will be included in this list. It is up to
* the caller to determine which SwitchConfig applies to non-discovered
* switches.
*
* @return a non-null List of SwitchConfig which may be empty
*/
public List<SwitchConfig> getConfiguredAllowedSwitches();
/**
* Reserved for future use.
*
* Retrieves a list of links that have been configured, and have been
* determined to be 'allowed' in the network, according to configuration
* rules.
*
* Note that it is possible that there are other links that are allowed in
* the network that have NOT been configured. Such links will not be a part
* of the returned list.
*
* Also note that it is possible that some links will not be discovered and
* the only way the controller can know about these links is via
* configuration. Such links will be included in this list. It is up to the
* caller to determine which LinkConfig applies to non-discovered links.
*
* In addition, note that the LinkConfig applies to the configured
* bi-directional link, which may or may not have declared ports. The
* associated unidirectional LinkTuple can be retrieved from the
* getLinkTupleList() method in the LinkConfig object.
*
* @return a non-null List of LinkConfig which may be empty
*/
public List<LinkConfig> getConfiguredAllowedLinks();
/**
* Retrieves the Dpid associated with a 'name' for a configured switch
* object. This method does not check of the switches are 'allowed' by
* config.
*
* @param name device name
* @return the Dpid corresponding to a given 'name', or null if no
* configured switch was found for the given 'name'.
*/
public DeviceId getDpidForName(String name);
}
package org.onosproject.segmentrouting.config;
import java.util.List;
import java.util.Map.Entry;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import org.onosproject.net.Link;
import org.onosproject.segmentrouting.config.NetworkConfig.LinkConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.databind.JsonNode;
/**
* Reserved for future use.
* Configuration for a link between two packet-switches.
*/
public class PktLinkConfig extends LinkConfig {
protected static final Logger log = LoggerFactory
.getLogger(PktLinkConfig.class);
private int port1;
private int port2;
private String nodeName1;
private String nodeName2;
private List<Link> linkTupleList;
public PktLinkConfig(LinkConfig lkc) {
nodeDpid1 = lkc.getNodeDpid1();
nodeDpid2 = lkc.getNodeDpid2();
dpid1 = lkc.getDpid1();
dpid2 = lkc.getDpid2();
type = lkc.getType();
allowed = lkc.isAllowed();
params = lkc.getParams();
publishAttributes = new ConcurrentHashMap<String, String>();
parseParams();
validateParams();
setPublishAttributes();
}
// ********************
// Packet Link Configuration
// ********************
public int getPort1() {
return port1;
}
public void setPort1(int port1) {
this.port1 = port1;
}
public int getPort2() {
return port2;
}
public void setPort2(int port2) {
this.port2 = port2;
}
public String getNodeName1() {
return nodeName1;
}
public void setNodeName1(String nodeName1) {
this.nodeName1 = nodeName1;
}
public String getNodeName2() {
return nodeName2;
}
public void setNodeName2(String nodeName2) {
this.nodeName2 = nodeName2;
}
/**
* Returns the two unidirectional links corresponding to the packet-link
* configuration. It is possible that the ports in the LinkTuple have
* portnumber '0', implying that the configuration applies to all links
* between the two switches.
*
* @return a list of LinkTuple with exactly 2 unidirectional links
*/
public List<Link> getLinkTupleList() {
return linkTupleList;
}
private void setPublishAttributes() {
}
private void parseParams() {
if (params == null) {
throw new PktLinkParamsNotSpecified(nodeDpid1, nodeDpid2);
}
Set<Entry<String, JsonNode>> m = params.entrySet();
for (Entry<String, JsonNode> e : m) {
String key = e.getKey();
JsonNode j = e.getValue();
if (key.equals("nodeName1")) {
setNodeName1(j.asText());
} else if (key.equals("nodeName2")) {
setNodeName2(j.asText());
} else if (key.equals("port1")) {
setPort1(j.asInt());
} else if (key.equals("port2")) {
setPort2(j.asInt());
} else {
throw new UnknownPktLinkConfig(key, nodeDpid1, nodeDpid2);
}
}
}
private void validateParams() {
// TODO - wrong-names, duplicate links,
// duplicate use of port, is switch-allowed for which link is allowed?
// valid port numbers
}
public static class PktLinkParamsNotSpecified extends RuntimeException {
private static final long serialVersionUID = 6247582323691265513L;
public PktLinkParamsNotSpecified(String dpidA, String dpidB) {
super();
log.error("Params required for packet link - not specified "
+ "for link between switch1:{} and switch2:{}",
dpidA, dpidB);
}
}
public static class UnknownPktLinkConfig extends RuntimeException {
private static final long serialVersionUID = -5750132094884129179L;
public UnknownPktLinkConfig(String key, String dpidA, String dpidB) {
super();
log.error("Unknown packet-link config {} for link between"
+ " dpid1: {} and dpid2: {}", key,
dpidA, dpidB);
}
}
}
......@@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.grouphandler;
package org.onosproject.segmentrouting.grouphandler;
import java.util.Arrays;
import java.util.HashSet;
......
......@@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.grouphandler;
package org.onosproject.segmentrouting.grouphandler;
import static com.google.common.base.Preconditions.checkNotNull;
import static org.slf4j.LoggerFactory.getLogger;
......
......@@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.grouphandler;
package org.onosproject.segmentrouting.grouphandler;
import java.util.Arrays;
import java.util.HashSet;
......
......@@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.grouphandler;
package org.onosproject.segmentrouting.grouphandler;
import java.util.List;
......
......@@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.grouphandler;
package org.onosproject.segmentrouting.grouphandler;
import static com.google.common.base.Preconditions.checkNotNull;
......
......@@ -14,7 +14,7 @@
* limitations under the License.
*/
package org.onosproject.grouphandler;
package org.onosproject.segmentrouting.grouphandler;
import static com.google.common.base.Preconditions.checkNotNull;
......
......@@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.grouphandler;
package org.onosproject.segmentrouting.grouphandler;
import static org.slf4j.LoggerFactory.getLogger;
......@@ -26,7 +26,7 @@ import java.util.List;
import org.onlab.packet.MplsLabel;
import org.onosproject.core.ApplicationId;
import org.onosproject.core.GroupId;
import org.onosproject.grouphandler.GroupBucketIdentifier.BucketOutputType;
import org.onosproject.segmentrouting.grouphandler.GroupBucketIdentifier.BucketOutputType;
import org.onosproject.net.DeviceId;
import org.onosproject.net.PortNumber;
import org.onosproject.net.flow.DefaultTrafficTreatment;
......
......@@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.grouphandler;
package org.onosproject.segmentrouting.grouphandler;
import java.util.List;
......
......@@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.grouphandler;
package org.onosproject.segmentrouting.grouphandler;
import static com.google.common.base.Preconditions.checkNotNull;
......
{
"comment": " Multilayer topology description and configuration",
"restrictSwitches": true,
"restrictLinks": true,
"switchConfig":
[
{ "nodeDpid" : "of:0000000000000001", "name": "Dallas-R1", "type": "Router_SR", "allowed": true,
"latitude": 80.80, "longitude": 90.10,
"params": { "routerIp": "192.168.0.1/32",
"routerMac": "00:00:01:01:01:80",
"nodeSid": 101,
"isEdgeRouter" : true,
"adjacencySids": [
{ "ports": [ 4, 5 ], "adjSid": 10234 },
{ "ports": [ 6, 7 ], "adjSid": 29019 }
],
"subnets": [
{ "portNo": 1, "subnetIp": "10.0.1.128/24" }
]
}
},
{ "nodeDpid": "of:0000000000000002", "name": "Dallas-R2", "type": "Router_SR", "allowed": true,
"latitude": 80.80, "longitude": 90.10,
"params": { "routerIp": "192.168.0.2/32",
"routerMac": "00:00:02:02:02:80",
"nodeSid": 102,
"isEdgeRouter" : false,
"adjacencySids": [
{ "ports": [ 1, 2 ], "adjSid": 12453 },
{ "ports": [ 2, 3 ], "adjSid": 23333 },
{ "ports": [ 3, 1 ], "adjSid": 22233 }
]
}
},
{ "nodeDpid": "of:0000000000000003", "name": "Dallas-R3", "type": "Router_SR", "allowed": true,
"latitude": 80.80, "longitude": 90.10,
"params": { "routerIp": "192.168.0.3/32",
"routerMac": "00:00:03:03:03:80",
"nodeSid": 103,
"isEdgeRouter" : false
}
},
{ "nodeDpid": "of:0000000000000004", "name": "Dallas-R4", "type": "Router_SR", "allowed": true,
"latitude": 80.80, "longitude": 90.10,
"params": { "routerIp": "192.168.0.4/32",
"routerMac": "00:00:04:04:04:80",
"nodeSid": 104,
"isEdgeRouter" : false
}
},
{ "nodeDpid": "of:0000000000000005", "name": "Dallas-R5", "type": "Router_SR", "allowed": true,
"latitude": 80.80, "longitude": 90.10,
"params": { "routerIp": "192.168.0.5/32",
"routerMac": "00:00:05:05:05:80",
"nodeSid": 105,
"isEdgeRouter" : false
}
},
{ "nodeDpid": "of:0000000000000006", "name": "Dallas-R6", "type": "Router_SR", "allowed": true,
"latitude": 80.80, "longitude": 90.10,
"params": { "routerIp": "192.168.0.6/32",
"routerMac": "00:00:07:07:07:80",
"nodeSid": 106,
"isEdgeRouter" : true,
"subnets": [
{ "portNo": 1, "subnetIp": "7.7.7.128/24" }
]
}
}
]
}