CORD-564 Remove flow rules completely when a VM or dependency removed
Change-Id: I5d1956992c9353c9a9080bf6f59a8ff73cce32c0
diff --git a/src/main/java/org/onosproject/cordvtn/api/CordService.java b/src/main/java/org/onosproject/cordvtn/api/CordService.java
index be2b810..604e707 100644
--- a/src/main/java/org/onosproject/cordvtn/api/CordService.java
+++ b/src/main/java/org/onosproject/cordvtn/api/CordService.java
@@ -176,7 +176,7 @@
* @param netName network name
* @return network type, or PRIVATE if it doesn't match any type
*/
- public static ServiceType getServiceType(String netName) {
+ private ServiceType getServiceType(String netName) {
checkNotNull(netName);
String name = netName.toUpperCase();
diff --git a/src/main/java/org/onosproject/cordvtn/impl/CordVtn.java b/src/main/java/org/onosproject/cordvtn/impl/CordVtn.java
index f7039c3..0a7b77d 100644
--- a/src/main/java/org/onosproject/cordvtn/impl/CordVtn.java
+++ b/src/main/java/org/onosproject/cordvtn/impl/CordVtn.java
@@ -30,7 +30,6 @@
import org.onlab.packet.MacAddress;
import org.onlab.packet.VlanId;
import org.onosproject.cordvtn.api.CordService;
-import org.onosproject.cordvtn.api.CordService.ServiceType;
import org.onosproject.cordvtn.api.CordServiceId;
import org.onosproject.cordvtn.api.CordVtnConfig;
import org.onosproject.cordvtn.api.CordVtnNode;
@@ -88,7 +87,6 @@
import static com.google.common.base.Preconditions.checkNotNull;
import static java.util.concurrent.Executors.newSingleThreadScheduledExecutor;
import static org.onlab.util.Tools.groupedThreads;
-import static org.onosproject.cordvtn.api.CordService.getServiceType;
import static org.slf4j.LoggerFactory.getLogger;
/**
@@ -234,7 +232,7 @@
}
log.info("Service dependency from {} to {} created.", tService.id().id(), pService.id().id());
- ruleInstaller.populateServiceDependencyRules(tService, pService, isBidirectional);
+ ruleInstaller.populateServiceDependencyRules(tService, pService, isBidirectional, true);
}
@Override
@@ -248,7 +246,7 @@
}
log.info("Service dependency from {} to {} removed.", tService.id().id(), pService.id().id());
- ruleInstaller.removeServiceDependencyRules(tService, pService);
+ ruleInstaller.populateServiceDependencyRules(tService, pService, true, false);
}
@Override
@@ -434,10 +432,9 @@
CordServiceId serviceId = CordServiceId.of(osNet.getId());
// here it assumes all cord service networks has only one subnet
Subnet osSubnet = osNet.getNeutronSubnets().stream()
- .findFirst()
- .orElse(null);
+ .findFirst().orElse(null);
if (osSubnet == null) {
- log.warn("Couldn't find OpenStack subnet for service {}", serviceId.id());
+ log.warn("Couldn't find OpenStack subnet for network {}", serviceId.id());
return null;
}
@@ -445,12 +442,11 @@
.stream()
.collect(Collectors.toMap(host -> host, this::getTunnelIp));
- ServiceType serviceType = getServiceType(osNet.getName());
// allows working without XOS for now
Set<CordServiceId> tServices = Sets.newHashSet();
Set<CordServiceId> pServices = Sets.newHashSet();
- if (xosClient.access() != null && serviceType != ServiceType.MANAGEMENT) {
+ if (xosClient.access() != null) {
tServices = xosClient.vtnServiceApi().getTenantServices(serviceId.id())
.stream()
.map(CordServiceId::of)
@@ -561,27 +557,17 @@
virtualSubscriberGatewayAdded(host, serviceVlan);
}
- String osNetId = host.annotations().value(SERVICE_ID);
- if (osNetId == null) {
- // ignore this host, it is not the service VM, or it's a vSG
+ String serviceId = host.annotations().value(SERVICE_ID);
+ if (serviceId == null) {
+ // ignore this host, it is not a service VM
return;
}
- OSClient osClient = OSFactory.clientFromAccess(osAccess);
- Network osNet = osClient.networking().network().get(osNetId);
- if (osNet == null) {
- log.warn("Failed to get OpenStack network {} for VM {}.",
- osNetId, host.id());
- return;
- }
+ log.info("VM is detected, MAC: {} IP: {}", host.mac(), host.ipAddresses());
- log.info("VM is detected, MAC: {} IP: {}",
- host.mac(),
- host.ipAddresses().stream().findFirst().get());
-
- CordService service = getCordService(osNet);
+ CordService service = getCordService(CordServiceId.of(serviceId));
if (service == null) {
- log.warn("Failed to get CordService for {}", osNet.getName());
+ log.warn("Failed to get CordService for {}", serviceId);
return;
}
@@ -599,7 +585,7 @@
service.providerServices().stream().forEach(
pServiceId -> createServiceDependency(service.id(), pServiceId, true));
- ruleInstaller.updateServiceGroup(service);
+ ruleInstaller.updateProviderServiceGroup(service);
// sends gratuitous ARP here for the case of adding existing VMs
// when ONOS or cordvtn app is restarted
arpProxy.sendGratuitousArpForGateway(service.serviceIp(), Sets.newHashSet(host));
@@ -607,7 +593,7 @@
}
registerDhcpLease(host, service);
- ruleInstaller.populateBasicConnectionRules(host, getTunnelIp(host), osNet);
+ ruleInstaller.populateBasicConnectionRules(host, service, true);
}
/**
@@ -618,52 +604,45 @@
private void serviceVmRemoved(Host host) {
checkNotNull(osAccess, "OpenStack access is not set");
- String serviceVlan = host.annotations().value(S_TAG);
- if (serviceVlan != null) {
+ if (host.annotations().value(S_TAG) != null) {
virtualSubscriberGatewayRemoved(host);
}
- String osNetId = host.annotations().value(SERVICE_ID);
- if (osNetId == null) {
- // ignore it, it's not the service VM or it's a vSG
+ String serviceId = host.annotations().value(SERVICE_ID);
+ if (serviceId == null) {
+ // ignore it, it's not a service VM
return;
}
- OSClient osClient = OSFactory.clientFromAccess(osAccess);
- Network osNet = osClient.networking().network().get(osNetId);
- if (osNet == null) {
- log.warn("Failed to get OpenStack network {} for VM {}",
- osNetId, host.id());
- return;
- }
+ log.info("VM is vanished, MAC: {} IP: {}", host.mac(), host.ipAddresses());
- log.info("VM is vanished, MAC: {} IP: {}",
- host.mac(),
- host.ipAddresses().stream().findFirst().get());
-
- ruleInstaller.removeBasicConnectionRules(host);
- dhcpService.removeStaticMapping(host.mac());
-
- CordService service = getCordService(osNet);
+ CordService service = getCordService(CordServiceId.of(serviceId));
if (service == null) {
+ log.warn("Failed to get CORD service for {}", serviceId);
return;
}
+ // TODO need to consider the case that the network is removed also
switch (service.serviceType()) {
case MANAGEMENT:
- ruleInstaller.removeManagementNetworkRules(host, service);
break;
case PRIVATE:
- if (getHostsWithOpenstackNetwork(osNet).isEmpty()) {
+ if (service.hosts().isEmpty()) {
arpProxy.removeGateway(service.serviceIp());
}
case PUBLIC:
default:
if (!service.tenantServices().isEmpty()) {
- ruleInstaller.updateServiceGroup(service);
+ ruleInstaller.updateProviderServiceGroup(service);
+ }
+ if (!service.providerServices().isEmpty()) {
+ ruleInstaller.updateTenantServiceVm(host, service);
}
break;
}
+
+ dhcpService.removeStaticMapping(host.mac());
+ ruleInstaller.populateBasicConnectionRules(host, service, false);
}
diff --git a/src/main/java/org/onosproject/cordvtn/impl/CordVtnRuleInstaller.java b/src/main/java/org/onosproject/cordvtn/impl/CordVtnRuleInstaller.java
index 823a5b1..ada68a9 100644
--- a/src/main/java/org/onosproject/cordvtn/impl/CordVtnRuleInstaller.java
+++ b/src/main/java/org/onosproject/cordvtn/impl/CordVtnRuleInstaller.java
@@ -53,15 +53,12 @@
import org.onosproject.net.flow.TrafficSelector;
import org.onosproject.net.flow.TrafficTreatment;
import org.onosproject.net.flow.criteria.Criterion;
-import org.onosproject.net.flow.criteria.EthCriterion;
import org.onosproject.net.flow.criteria.IPCriterion;
-import org.onosproject.net.flow.criteria.PortCriterion;
import org.onosproject.net.flow.instructions.ExtensionPropertyException;
import org.onosproject.net.flow.instructions.ExtensionTreatment;
import org.onosproject.net.flow.instructions.Instruction;
import org.onosproject.net.flow.instructions.Instructions;
import org.onosproject.net.flow.instructions.L2ModificationInstruction;
-import org.onosproject.net.flow.instructions.L2ModificationInstruction.ModEtherInstruction;
import org.onosproject.net.group.DefaultGroupBucket;
import org.onosproject.net.group.DefaultGroupDescription;
import org.onosproject.net.group.DefaultGroupKey;
@@ -71,8 +68,6 @@
import org.onosproject.net.group.GroupDescription;
import org.onosproject.net.group.GroupKey;
import org.onosproject.net.group.GroupService;
-import org.openstack4j.model.network.Network;
-import org.openstack4j.model.network.Subnet;
import org.slf4j.Logger;
import java.util.ArrayList;
@@ -83,11 +78,8 @@
import java.util.stream.Collectors;
import static com.google.common.base.Preconditions.checkNotNull;
-import static org.onosproject.net.flow.criteria.Criterion.Type.IN_PORT;
import static org.onosproject.net.flow.criteria.Criterion.Type.IPV4_DST;
-import static org.onosproject.net.flow.criteria.Criterion.Type.IPV4_SRC;
import static org.onosproject.net.flow.instructions.ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_TUNNEL_DST;
-import static org.onosproject.net.flow.instructions.L2ModificationInstruction.L2SubType.ETH_DST;
import static org.onosproject.net.flow.instructions.L2ModificationInstruction.L2SubType.VLAN_PUSH;
import static org.slf4j.LoggerFactory.getLogger;
@@ -118,6 +110,7 @@
private static final String PORT_NAME = "portName";
private static final String DATA_PLANE_INTF = "dataPlaneIntf";
+ private static final String DATA_PLANE_IP = "dataPlaneIp";
private static final String S_TAG = "stag";
private final ApplicationId appId;
@@ -181,93 +174,45 @@
* Populates basic rules that connect a VM to the other VMs in the system.
*
* @param host host
- * @param tunnelIp tunnel ip
- * @param osNet openstack network
+ * @param service cord service
+ * @param install true to install or false to remove
*/
- public void populateBasicConnectionRules(Host host, IpAddress tunnelIp, Network osNet) {
+ public void populateBasicConnectionRules(Host host, CordService service, boolean install) {
checkNotNull(host);
- checkNotNull(osNet);
+ checkNotNull(service);
DeviceId deviceId = host.location().deviceId();
PortNumber inPort = host.location().port();
MacAddress dstMac = host.mac();
IpAddress hostIp = host.ipAddresses().stream().findFirst().get();
- long tunnelId = Long.parseLong(osNet.getProviderSegID());
- Subnet osSubnet = osNet.getNeutronSubnets().stream()
- .findFirst()
- .orElse(null);
+ long tunnelId = service.segmentationId();
+ Ip4Prefix serviceIpRange = service.serviceIpRange().getIp4Prefix();
- if (osSubnet == null) {
- log.error("Failed to get subnet for {}", host.id());
- return;
+ populateLocalInPortRule(deviceId, inPort, hostIp, install);
+ populateDstIpRule(deviceId, inPort, dstMac, hostIp, tunnelId, getTunnelIp(host), install);
+ populateTunnelInRule(deviceId, inPort, dstMac, tunnelId, install);
+
+ if (install) {
+ populateDirectAccessRule(serviceIpRange, serviceIpRange, true);
+ populateServiceIsolationRule(serviceIpRange, true);
+ } else if (service.hosts().isEmpty()) {
+ // removes network related rules only if there's no hosts left in this network
+ populateDirectAccessRule(serviceIpRange, serviceIpRange, false);
+ populateServiceIsolationRule(serviceIpRange, false);
}
- Ip4Prefix cidr = Ip4Prefix.valueOf(osSubnet.getCidr());
-
- populateLocalInPortRule(deviceId, inPort, hostIp);
- populateDirectAccessRule(cidr, cidr);
- populateServiceIsolationRule(cidr);
- populateDstIpRule(deviceId, inPort, dstMac, hostIp, tunnelId, tunnelIp);
- populateTunnelInRule(deviceId, inPort, dstMac, tunnelId);
}
/**
- * Removes all rules related to a given service VM host.
- *
- * @param host host to be removed
- */
- public void removeBasicConnectionRules(Host host) {
- checkNotNull(host);
-
- DeviceId deviceId = host.location().deviceId();
- MacAddress mac = host.mac();
- PortNumber port = host.location().port();
- IpAddress ip = host.ipAddresses().stream().findFirst().orElse(null);
-
- for (FlowRule flowRule : flowRuleService.getFlowRulesById(appId)) {
- if (flowRule.deviceId().equals(deviceId)) {
- PortNumber inPort = getInPort(flowRule);
- if (inPort != null && inPort.equals(port)) {
- processFlowRule(false, flowRule);
- continue;
- }
-
- PortNumber output = getOutputFromTreatment(flowRule);
- if (output != null && output.equals(host.location().port())) {
- processFlowRule(false, flowRule);
- }
- }
-
- MacAddress dstMac = getDstMacFromTreatment(flowRule);
- if (dstMac != null && dstMac.equals(mac)) {
- processFlowRule(false, flowRule);
- continue;
- }
-
- dstMac = getDstMacFromSelector(flowRule);
- if (dstMac != null && dstMac.equals(mac)) {
- processFlowRule(false, flowRule);
- continue;
- }
-
- IpPrefix dstIp = getDstIpFromSelector(flowRule);
- if (dstIp != null && dstIp.equals(ip.toIpPrefix())) {
- processFlowRule(false, flowRule);
- }
- }
-
- // TODO uninstall same network access rule in access table if no vm exists in the network
- }
-
- /**
- * Populates service dependency rules.
+ * Creates provider service group and populates service dependency rules.
*
* @param tService tenant cord service
* @param pService provider cord service
* @param isBidirectional true to enable bidirectional connection between two services
+ * @param install true to install or false to remove
*/
public void populateServiceDependencyRules(CordService tService, CordService pService,
- boolean isBidirectional) {
+ boolean isBidirectional, boolean install) {
checkNotNull(tService);
checkNotNull(pService);
@@ -290,66 +235,12 @@
inPorts.put(deviceId, tServiceVms);
});
- populateIndirectAccessRule(srcRange, serviceIp, outGroups);
- populateDirectAccessRule(srcRange, dstRange);
+ populateIndirectAccessRule(srcRange, serviceIp, outGroups, install);
+ populateDirectAccessRule(srcRange, dstRange, install);
if (isBidirectional) {
- populateDirectAccessRule(dstRange, srcRange);
+ populateDirectAccessRule(dstRange, srcRange, install);
}
- populateInServiceRule(inPorts, outGroups);
- }
-
- /**
- * Removes service dependency rules.
- *
- * @param tService tenant cord service
- * @param pService provider cord service
- */
- public void removeServiceDependencyRules(CordService tService, CordService pService) {
- checkNotNull(tService);
- checkNotNull(pService);
-
- Ip4Prefix srcRange = tService.serviceIpRange().getIp4Prefix();
- Ip4Prefix dstRange = pService.serviceIpRange().getIp4Prefix();
- IpPrefix serviceIp = pService.serviceIp().toIpPrefix();
-
- Map<DeviceId, GroupId> outGroups = Maps.newHashMap();
- GroupKey groupKey = new DefaultGroupKey(pService.id().id().getBytes());
-
- getVirtualSwitches().stream().forEach(deviceId -> {
- Group group = groupService.getGroup(deviceId, groupKey);
- if (group != null) {
- outGroups.put(deviceId, group.id());
- }
- });
-
- for (FlowRule flowRule : flowRuleService.getFlowRulesById(appId)) {
- IpPrefix dstIp = getDstIpFromSelector(flowRule);
- IpPrefix srcIp = getSrcIpFromSelector(flowRule);
-
- if (dstIp != null && dstIp.equals(serviceIp)) {
- processFlowRule(false, flowRule);
- continue;
- }
-
- if (dstIp != null && srcIp != null) {
- if (dstIp.equals(dstRange) && srcIp.equals(srcRange)) {
- processFlowRule(false, flowRule);
- continue;
- }
-
- if (dstIp.equals(srcRange) && srcIp.equals(dstRange)) {
- processFlowRule(false, flowRule);
- continue;
- }
- }
-
- GroupId groupId = getGroupIdFromTreatment(flowRule);
- if (groupId != null && groupId.equals(outGroups.get(flowRule.deviceId()))) {
- processFlowRule(false, flowRule);
- }
- }
-
- // TODO remove the group if it is not in use
+ populateInServiceRule(inPorts, outGroups, install);
}
/**
@@ -357,7 +248,7 @@
*
* @param service cord service
*/
- public void updateServiceGroup(CordService service) {
+ public void updateProviderServiceGroup(CordService service) {
checkNotNull(service);
GroupKey groupKey = getGroupKey(service.id());
@@ -400,6 +291,30 @@
}
/**
+ * Updates tenant service indirect access rules when VM is created or removed.
+ *
+ * @param host removed vm
+ * @param service tenant service
+ */
+ public void updateTenantServiceVm(Host host, CordService service) {
+ checkNotNull(host);
+ checkNotNull(service);
+
+ DeviceId deviceId = host.location().deviceId();
+ PortNumber inPort = host.location().port();
+
+ service.providerServices().stream().forEach(pServiceId -> {
+ Map<DeviceId, Set<PortNumber>> inPorts = Maps.newHashMap();
+ Map<DeviceId, GroupId> outGroups = Maps.newHashMap();
+
+ inPorts.put(deviceId, Sets.newHashSet(inPort));
+ outGroups.put(deviceId, getGroupId(pServiceId, deviceId));
+
+ populateInServiceRule(inPorts, outGroups, false);
+ });
+ }
+
+ /**
* Populates flow rules for management network access.
*
* @param host host which has management network interface
@@ -499,17 +414,6 @@
}
/**
- * Removes management network access rules.
- *
- * @param host host to be removed
- * @param mService service for management network
- */
- public void removeManagementNetworkRules(Host host, CordService mService) {
- checkNotNull(mService);
- // TODO remove management network specific rules
- }
-
- /**
* Populates rules for vSG VM.
*
* @param vSgHost vSG host
@@ -897,8 +801,10 @@
* @param deviceId device id to install the rules
* @param inPort in port
* @param srcIp source ip
+ * @param install true to install or false to remove
*/
- private void populateLocalInPortRule(DeviceId deviceId, PortNumber inPort, IpAddress srcIp) {
+ private void populateLocalInPortRule(DeviceId deviceId, PortNumber inPort, IpAddress srcIp,
+ boolean install) {
TrafficSelector selector = DefaultTrafficSelector.builder()
.matchInPort(inPort)
.matchEthType(Ethernet.TYPE_IPV4)
@@ -920,7 +826,7 @@
.makePermanent()
.build();
- processFlowRule(true, flowRule);
+ processFlowRule(install, flowRule);
selector = DefaultTrafficSelector.builder()
.matchInPort(inPort)
@@ -940,7 +846,7 @@
.makePermanent()
.build();
- processFlowRule(true, flowRule);
+ processFlowRule(install, flowRule);
}
/**
@@ -949,8 +855,9 @@
*
* @param srcRange source ip range
* @param dstRange destination ip range
+ * @param install true to install or false to remove
*/
- private void populateDirectAccessRule(Ip4Prefix srcRange, Ip4Prefix dstRange) {
+ private void populateDirectAccessRule(Ip4Prefix srcRange, Ip4Prefix dstRange, boolean install) {
TrafficSelector selector = DefaultTrafficSelector.builder()
.matchEthType(Ethernet.TYPE_IPV4)
.matchIPSrc(srcRange)
@@ -973,7 +880,7 @@
.makePermanent()
.build();
- processFlowRule(true, flowRuleDirect);
+ processFlowRule(install, flowRuleDirect);
});
}
@@ -982,8 +889,9 @@
* destination to a different service network in ACCESS_TYPE table.
*
* @param dstRange destination ip range
+ * @param install true to install or false to remove
*/
- private void populateServiceIsolationRule(Ip4Prefix dstRange) {
+ private void populateServiceIsolationRule(Ip4Prefix dstRange, boolean install) {
TrafficSelector selector = DefaultTrafficSelector.builder()
.matchEthType(Ethernet.TYPE_IPV4)
.matchIPDst(dstRange)
@@ -1004,7 +912,7 @@
.makePermanent()
.build();
- processFlowRule(true, flowRuleDirect);
+ processFlowRule(install, flowRuleDirect);
});
}
@@ -1015,9 +923,10 @@
* @param srcRange source range
* @param serviceIp service ip
* @param outGroups list of output group
+ * @param install true to install or false to remove
*/
private void populateIndirectAccessRule(Ip4Prefix srcRange, Ip4Address serviceIp,
- Map<DeviceId, GroupId> outGroups) {
+ Map<DeviceId, GroupId> outGroups, boolean install) {
TrafficSelector selector = DefaultTrafficSelector.builder()
.matchEthType(Ethernet.TYPE_IPV4)
.matchIPSrc(srcRange)
@@ -1039,7 +948,7 @@
.makePermanent()
.build();
- processFlowRule(true, flowRule);
+ processFlowRule(install, flowRule);
}
}
@@ -1048,8 +957,10 @@
*
* @param inPorts list of inports related to the service for each device
* @param outGroups set of output groups
+ * @param install true to install or false to remove
*/
- private void populateInServiceRule(Map<DeviceId, Set<PortNumber>> inPorts, Map<DeviceId, GroupId> outGroups) {
+ private void populateInServiceRule(Map<DeviceId, Set<PortNumber>> inPorts,
+ Map<DeviceId, GroupId> outGroups, boolean install) {
checkNotNull(inPorts);
checkNotNull(outGroups);
@@ -1081,7 +992,7 @@
.makePermanent()
.build();
- processFlowRule(true, flowRule);
+ processFlowRule(install, flowRule);
});
}
}
@@ -1095,9 +1006,11 @@
* @param dstIp destination ip
* @param tunnelId tunnel id
* @param tunnelIp tunnel remote ip
+ * @param install true to install or false to remove
*/
private void populateDstIpRule(DeviceId deviceId, PortNumber inPort, MacAddress dstMac,
- IpAddress dstIp, long tunnelId, IpAddress tunnelIp) {
+ IpAddress dstIp, long tunnelId, IpAddress tunnelIp,
+ boolean install) {
TrafficSelector selector = DefaultTrafficSelector.builder()
.matchEthType(Ethernet.TYPE_IPV4)
.matchIPDst(dstIp.toIpPrefix())
@@ -1118,7 +1031,7 @@
.makePermanent()
.build();
- processFlowRule(true, flowRule);
+ processFlowRule(install, flowRule);
for (DeviceId vSwitchId : getVirtualSwitches()) {
if (vSwitchId.equals(deviceId)) {
@@ -1147,7 +1060,7 @@
.makePermanent()
.build();
- processFlowRule(true, flowRule);
+ processFlowRule(install, flowRule);
}
}
@@ -1158,8 +1071,10 @@
* @param inPort in port
* @param mac mac address
* @param tunnelId tunnel id
+ * @param install true to install or false to remove
*/
- private void populateTunnelInRule(DeviceId deviceId, PortNumber inPort, MacAddress mac, long tunnelId) {
+ private void populateTunnelInRule(DeviceId deviceId, PortNumber inPort, MacAddress mac,
+ long tunnelId, boolean install) {
TrafficSelector selector = DefaultTrafficSelector.builder()
.matchTunnelId(tunnelId)
.matchEthDst(mac)
@@ -1179,7 +1094,7 @@
.makePermanent()
.build();
- processFlowRule(true, flowRule);
+ processFlowRule(install, flowRule);
}
/**
@@ -1252,58 +1167,16 @@
}
/**
- * Returns the inport from a given flow rule if the rule contains the match of it.
+ * Returns IP address for tunneling for a given host.
*
- * @param flowRule flow rule
- * @return port number, or null if the rule doesn't have inport match
+ * @param host host
+ * @return ip address, or null
*/
- private PortNumber getInPort(FlowRule flowRule) {
- Criterion criterion = flowRule.selector().getCriterion(IN_PORT);
- if (criterion != null && criterion instanceof PortCriterion) {
- PortCriterion port = (PortCriterion) criterion;
- return port.port();
- } else {
- return null;
- }
+ private IpAddress getTunnelIp(Host host) {
+ String ip = host.annotations().value(DATA_PLANE_IP);
+ return ip == null ? null : IpAddress.valueOf(ip);
}
- /**
- * Returns the destination mac address from a given flow rule if the rule
- * contains the instruction of it.
- *
- * @param flowRule flow rule
- * @return mac address, or null if the rule doesn't have destination mac instruction
- */
- private MacAddress getDstMacFromTreatment(FlowRule flowRule) {
- Instruction instruction = flowRule.treatment().allInstructions().stream()
- .filter(inst -> inst instanceof ModEtherInstruction &&
- ((ModEtherInstruction) inst).subtype().equals(ETH_DST))
- .findFirst()
- .orElse(null);
-
- if (instruction == null) {
- return null;
- }
-
- return ((ModEtherInstruction) instruction).mac();
- }
-
- /**
- * Returns the destination mac address from a given flow rule if the rule
- * contains the match of it.
- *
- * @param flowRule flow rule
- * @return mac address, or null if the rule doesn't have destination mac match
- */
- private MacAddress getDstMacFromSelector(FlowRule flowRule) {
- Criterion criterion = flowRule.selector().getCriterion(Criterion.Type.ETH_DST);
- if (criterion != null && criterion instanceof EthCriterion) {
- EthCriterion eth = (EthCriterion) criterion;
- return eth.mac();
- } else {
- return null;
- }
- }
/**
* Returns the destination IP from a given flow rule if the rule contains
@@ -1323,43 +1196,6 @@
}
/**
- * Returns the source IP from a given flow rule if the rule contains
- * the match of it.
- *
- * @param flowRule flow rule
- * @return ip prefix, or null if the rule doesn't have ip match
- */
- private IpPrefix getSrcIpFromSelector(FlowRule flowRule) {
- Criterion criterion = flowRule.selector().getCriterion(IPV4_SRC);
- if (criterion != null && criterion instanceof IPCriterion) {
- IPCriterion ip = (IPCriterion) criterion;
- return ip.ip();
- } else {
- return null;
- }
- }
-
- /**
- * Returns the group ID from a given flow rule if the rule contains the
- * treatment of it.
- *
- * @param flowRule flow rule
- * @return group id, or null if the rule doesn't have group instruction
- */
- private GroupId getGroupIdFromTreatment(FlowRule flowRule) {
- Instruction instruction = flowRule.treatment().allInstructions().stream()
- .filter(inst -> inst instanceof Instructions.GroupInstruction)
- .findFirst()
- .orElse(null);
-
- if (instruction == null) {
- return null;
- }
-
- return ((Instructions.GroupInstruction) instruction).groupId();
- }
-
- /**
* Returns the output port number from a given flow rule.
*
* @param flowRule flow rule
@@ -1413,7 +1249,8 @@
return groupId;
}
- GroupBuckets buckets = getServiceGroupBuckets(deviceId, service.segmentationId(), service.hosts());
+ GroupBuckets buckets = getServiceGroupBuckets(
+ deviceId, service.segmentationId(), service.hosts());
GroupDescription groupDescription = new DefaultGroupDescription(
deviceId,
GroupDescription.Type.SELECT,
@@ -1435,7 +1272,8 @@
* @param hosts list of host
* @return group buckets
*/
- private GroupBuckets getServiceGroupBuckets(DeviceId deviceId, long tunnelId, Map<Host, IpAddress> hosts) {
+ private GroupBuckets getServiceGroupBuckets(DeviceId deviceId, long tunnelId,
+ Map<Host, IpAddress> hosts) {
List<GroupBucket> buckets = Lists.newArrayList();
for (Map.Entry<Host, IpAddress> entry : hosts.entrySet()) {