/*
- * Copyright (C) 2014 Red Hat, Inc.
+ * Copyright (c) 2014, 2015 Red Hat, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
- *
- * Authors : Madhu Venugopal
*/
+
package org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.services;
-import java.math.BigInteger;
-import java.util.List;
+import com.google.common.collect.Lists;
-import org.opendaylight.neutron.spi.NeutronSecurityGroup;
-import org.opendaylight.neutron.spi.NeutronSecurityRule;
-import org.opendaylight.controller.sal.core.Node;
import org.opendaylight.ovsdb.openstack.netvirt.api.Constants;
import org.opendaylight.ovsdb.openstack.netvirt.api.IngressAclProvider;
+import org.opendaylight.ovsdb.openstack.netvirt.api.SecurityGroupCacheManger;
+import org.opendaylight.ovsdb.openstack.netvirt.api.SecurityServicesManager;
+import org.opendaylight.ovsdb.openstack.netvirt.providers.ConfigInterface;
import org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.AbstractServiceInstance;
import org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.Service;
+import org.opendaylight.ovsdb.openstack.netvirt.translator.NeutronSecurityGroup;
+import org.opendaylight.ovsdb.openstack.netvirt.translator.NeutronSecurityRule;
+import org.opendaylight.ovsdb.openstack.netvirt.translator.Neutron_IPs;
+import org.opendaylight.ovsdb.utils.mdsal.openflow.ActionUtils;
+import org.opendaylight.ovsdb.utils.mdsal.openflow.FlowUtils;
import org.opendaylight.ovsdb.utils.mdsal.openflow.InstructionUtils;
import org.opendaylight.ovsdb.utils.mdsal.openflow.MatchUtils;
+import org.opendaylight.ovsdb.utils.servicehelper.ServiceHelper;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpPrefix;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpPrefixBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Prefix;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.PortNumber;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ApplyActionsCaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.apply.actions._case.ApplyActionsBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.EtherType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpTargetHardwareAddressBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ethernet.match.fields.EthernetTypeBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.EthernetMatchBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.ArpMatchBuilder;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.ServiceReference;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import com.google.common.collect.Lists;
-
-public class IngressAclService extends AbstractServiceInstance implements IngressAclProvider {
+import java.math.BigInteger;
+import java.net.Inet6Address;
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import java.util.List;
+import java.util.Map;
- static final Logger logger = LoggerFactory.getLogger(IngressAclService.class);
+public class IngressAclService extends AbstractServiceInstance implements IngressAclProvider, ConfigInterface {
+ private static final Logger LOG = LoggerFactory.getLogger(IngressAclService.class);
+ private volatile SecurityServicesManager securityServicesManager;
+ private volatile SecurityGroupCacheManger securityGroupCacheManger;
+ private static final int PORT_RANGE_MIN = 1;
+ private static final int PORT_RANGE_MAX = 65535;
public IngressAclService() {
super(Service.INGRESS_ACL);
}
@Override
- public void programPortSecurityACL(Node node, Long dpid, String segmentationId, String attachedMac,
- long localPort, NeutronSecurityGroup securityGroup) {
+ public void programPortSecurityGroup(Long dpid, String segmentationId, String attachedMac,
+ long localPort, NeutronSecurityGroup securityGroup,
+ String portUuid, boolean write) {
+
+ LOG.trace("programPortSecurityGroup neutronSecurityGroup: {} ", securityGroup);
+ if (securityGroup == null || securityGroup.getSecurityRules() == null) {
+ return;
+ }
- logger.trace("programLocalBridgeRulesWithSec neutronSecurityGroup: {} ", securityGroup);
List<NeutronSecurityRule> portSecurityList = securityGroup.getSecurityRules();
/* Iterate over the Port Security Rules in the Port Security Group bound to the port*/
for (NeutronSecurityRule portSecurityRule : portSecurityList) {
+
/**
- * Neutron Port Security ACL "ingress" and "IPv4"
- *
+ * Neutron Port Security Acl "ingress" and "IPv4"
* Check that the base conditions for flow based Port Security are true:
* Port Security Rule Direction ("ingress") and Protocol ("IPv4")
* Neutron defines the direction "ingress" as the vSwitch to the VM as defined in:
* http://docs.openstack.org/api/openstack-network/2.0/content/security_groups.html
*
*/
- if (portSecurityRule.getSecurityRuleEthertype().equalsIgnoreCase("IPv4") &&
- portSecurityRule.getSecurityRuleDirection().equalsIgnoreCase("ingress")) {
- logger.debug("ACL Rule matching IPv4 and ingress is: {} ", portSecurityRule);
- /**
- * TCP Proto (True), TCP Port Minimum (True), TCP Port Max (True), IP Prefix (True)
- */
- if (String.valueOf(portSecurityRule.getSecurityRuleProtocol()).equalsIgnoreCase("tcp") &&
- !String.valueOf(portSecurityRule.getSecurityRulePortMin()).equalsIgnoreCase("null") &&
- !String.valueOf(portSecurityRule.getSecurityRulePortMax()).equalsIgnoreCase("null") &&
- (!String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix()).equalsIgnoreCase("null") &&
- !String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix())
- .equalsIgnoreCase("0.0.0.0/0"))) {
- logger.debug("Rule #1 ingress PortSec Rule Matches -> TCP Protocol: {}, TCP Port Min: {}, TCP Port Max: {}, IP Prefix: {}",
- portSecurityRule.getSecurityRuleProtocol(), portSecurityRule.getSecurityRulePortMin(),
- portSecurityRule.getSecurityRulePortMax(),
- portSecurityRule.getSecurityRuleRemoteIpPrefix());
- ingressACLDefaultTcpDrop(dpid, segmentationId, attachedMac,
- Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY_DROP,
- true);
- ingressACLTcpPortWithPrefix(dpid, segmentationId,
- attachedMac, true, portSecurityRule.getSecurityRulePortMin(),
- portSecurityRule.getSecurityRuleRemoteIpPrefix(), Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY);
- continue;
- }
- /**
- * TCP Proto (True), TCP Port Minimum (True), TCP Port Max (False), IP Prefix (True)
- */
- if (String.valueOf(portSecurityRule.getSecurityRuleProtocol()).equalsIgnoreCase("tcp") &&
- !String.valueOf(portSecurityRule.getSecurityRulePortMin()).equalsIgnoreCase("null") &&
- String.valueOf(portSecurityRule.getSecurityRulePortMax()).equalsIgnoreCase("null") &&
- (!String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix()).equalsIgnoreCase("null") &&
- !String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix())
- .equalsIgnoreCase("0.0.0.0/0"))) {
- logger.debug("Rule #2 ingress PortSec Rule Matches -> TCP Protocol: {}, TCP Port Min: {}, TCP Port Max: {}, IP Prefix: {}",
- portSecurityRule.getSecurityRuleProtocol(), portSecurityRule.getSecurityRulePortMin(),
- portSecurityRule.getSecurityRulePortMax(),
- portSecurityRule.getSecurityRuleRemoteIpPrefix());
- ingressACLDefaultTcpDrop(dpid, segmentationId, attachedMac,
- Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY_DROP,
- true);
- ingressACLTcpPortWithPrefix(dpid, segmentationId,
- attachedMac, true, portSecurityRule.getSecurityRulePortMin(),
- portSecurityRule.getSecurityRuleRemoteIpPrefix(), Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY);
- continue;
- }
- /**
- * TCP Proto (True), TCP Port Minimum (False), TCP Port Max (False), IP Prefix (True)
- */
- if (String.valueOf(portSecurityRule.getSecurityRuleProtocol()).equalsIgnoreCase("tcp") &&
- String.valueOf(portSecurityRule.getSecurityRulePortMin()).equalsIgnoreCase("null") &&
- String.valueOf(portSecurityRule.getSecurityRulePortMax()).equalsIgnoreCase("null") &&
- !String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix()).equalsIgnoreCase("null")) {
- logger.debug("Rule #3 ingress PortSec Rule Matches -> TCP Protocol: {}, TCP Port Min: {}, TCP Port Max: {}, IP Prefix: {}",
- portSecurityRule.getSecurityRuleProtocol(), portSecurityRule.getSecurityRulePortMin(),
- portSecurityRule.getSecurityRulePortMax(),
- portSecurityRule.getSecurityRuleRemoteIpPrefix());
- ingressACLDefaultTcpDrop(dpid, segmentationId, attachedMac, Constants.PROTO_PREFIX_MATCH_PRIORITY_DROP,
- true);
- ingressACLPermitAllProto(dpid, segmentationId, attachedMac, true,
- portSecurityRule.getSecurityRuleRemoteIpPrefix(), Constants.PROTO_PREFIX_MATCH_PRIORITY);
- continue;
- }
- /**
- * TCP Proto (False), TCP Port Minimum (False), TCP Port Max (False), IP Prefix (True)
- */
- if (String.valueOf(portSecurityRule.getSecurityRuleProtocol()).equalsIgnoreCase("null") &&
- String.valueOf(portSecurityRule.getSecurityRulePortMin()).equalsIgnoreCase("null") &&
- String.valueOf(portSecurityRule.getSecurityRulePortMin()).equalsIgnoreCase("null") &&
- (!String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix()).equalsIgnoreCase("null") &&
- !String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix())
- .equalsIgnoreCase("0.0.0.0/0"))) {
- logger.debug("Rule #4 ingress PortSec Rule Matches -> TCP Protocol: {}, TCP Port Min: {}, TCP Port Max: {}, IP Prefix: {}",
- portSecurityRule.getSecurityRuleProtocol(), portSecurityRule.getSecurityRulePortMin(),
- portSecurityRule.getSecurityRulePortMax(),
- portSecurityRule.getSecurityRuleRemoteIpPrefix());
- ingressACLDefaultTcpDrop(dpid, segmentationId, attachedMac, Constants.PREFIX_MATCH_PRIORITY_DROP, true);
- ingressACLPermitAllProto(dpid, segmentationId, attachedMac, true,
- portSecurityRule.getSecurityRuleRemoteIpPrefix(), Constants.PREFIX_MATCH_PRIORITY);
- continue;
- }
- /**
- * TCP Proto (True), TCP Port Minimum (True), TCP Port Max (True), IP Prefix (False)
- */
- if (String.valueOf(portSecurityRule.getSecurityRuleProtocol()).equalsIgnoreCase("tcp") &&
- !String.valueOf(portSecurityRule.getSecurityRulePortMin()).equalsIgnoreCase("null") &&
- !String.valueOf(portSecurityRule.getSecurityRulePortMax()).equalsIgnoreCase("null") &&
- String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix()).equalsIgnoreCase("null")) {
- logger.debug("Rule #5 ingress PortSec Rule Matches -> TCP Protocol: {}, TCP Port Min: {}, TCP Port Max: {}, IP Prefix: {}",
- portSecurityRule.getSecurityRuleProtocol(), portSecurityRule.getSecurityRulePortMin(),
- portSecurityRule.getSecurityRulePortMax(),
- portSecurityRule.getSecurityRuleRemoteIpPrefix());
- ingressACLDefaultTcpDrop(dpid, segmentationId, attachedMac, Constants.PROTO_PORT_MATCH_PRIORITY_DROP,
- true);
- ingressACLTcpSyn(dpid, segmentationId,
- attachedMac, true, portSecurityRule.getSecurityRulePortMin(),
- Constants.PREFIX_PORT_MATCH_PRIORITY_DROP);
- continue;
- }
- /**
- * TCP Proto (True), TCP Port Minimum (True), TCP Port Max (False), IP Prefix (False)
- */
- if (String.valueOf(portSecurityRule.getSecurityRuleProtocol()).equalsIgnoreCase("tcp") &&
- !String.valueOf(portSecurityRule.getSecurityRulePortMin()).equalsIgnoreCase("null") &&
- String.valueOf(portSecurityRule.getSecurityRulePortMax()).equalsIgnoreCase("null") &&
- String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix()).equalsIgnoreCase("null")) {
- logger.debug("Rule #6 ingress PortSec Rule Matches -> TCP Protocol: {}, TCP Port Min: {}, TCP Port Max: {}, IP Prefix: {}",
- portSecurityRule.getSecurityRuleProtocol(), portSecurityRule.getSecurityRulePortMin(),
- portSecurityRule.getSecurityRulePortMax(),
- portSecurityRule.getSecurityRuleRemoteIpPrefix());
- ingressACLDefaultTcpDrop(dpid, segmentationId, attachedMac,
- Constants.PROTO_PORT_MATCH_PRIORITY_DROP, true);
- ingressACLTcpSyn(dpid, segmentationId, attachedMac, true,
- portSecurityRule.getSecurityRulePortMin(), Constants.PROTO_PORT_MATCH_PRIORITY);
- continue;
+
+ if (portSecurityRule == null ||
+ portSecurityRule.getSecurityRuleEthertype() == null ||
+ portSecurityRule.getSecurityRuleDirection() == null) {
+ continue;
+ }
+
+ if ("IPv4".equals(portSecurityRule.getSecurityRuleEthertype())
+ && "ingress".equals(portSecurityRule.getSecurityRuleDirection())) {
+ LOG.debug("programPortSecurityGroup: Rule matching IPv4 and ingress is: {} ", portSecurityRule);
+ if (null != portSecurityRule.getSecurityRemoteGroupID()) {
+ //Remote Security group is selected
+ List<Neutron_IPs> remoteSrcAddressList = securityServicesManager
+ .getVmListForSecurityGroup(portUuid,portSecurityRule.getSecurityRemoteGroupID());
+ if (null != remoteSrcAddressList) {
+ for (Neutron_IPs vmIp :remoteSrcAddressList ) {
+ programPortSecurityRule(dpid, segmentationId, attachedMac, localPort,
+ portSecurityRule, vmIp, write);
+ }
+ if (write) {
+ securityGroupCacheManger.addToCache(portSecurityRule.getSecurityRemoteGroupID(), portUuid);
+ } else {
+ securityGroupCacheManger.removeFromCache(portSecurityRule.getSecurityRemoteGroupID(),
+ portUuid);
+ }
+ }
+ } else {
+ programPortSecurityRule(dpid, segmentationId, attachedMac, localPort,
+ portSecurityRule, null, write);
}
- /**
- * TCP Proto (True), TCP Port Minimum (False), TCP Port Max (False), IP Prefix (False or 0.0.0.0/0)
- */
- if (String.valueOf(portSecurityRule.getSecurityRuleProtocol()).equalsIgnoreCase("tcp") &&
- String.valueOf(portSecurityRule.getSecurityRulePortMin()).equalsIgnoreCase("null") &&
- String.valueOf(portSecurityRule.getSecurityRulePortMax()).equalsIgnoreCase("null") &&
- ((String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix()).equalsIgnoreCase("null")) ||
- String.valueOf(portSecurityRule.getSecurityRuleRemoteIpPrefix())
- .equalsIgnoreCase("0.0.0.0/0"))) {
- logger.debug("Rule #7 ingress PortSec Rule Matches -> TCP Protocol: {}, TCP Port Min: {}, TCP Port Max: {}, IP Prefix: {}",
- portSecurityRule.getSecurityRuleProtocol(), portSecurityRule.getSecurityRulePortMin(),
- portSecurityRule.getSecurityRulePortMax(),
- portSecurityRule.getSecurityRuleRemoteIpPrefix());
- // No need to drop until UDP/ICMP are implemented
- // ingressACLDefaultTcpDrop(dpid, segmentationId, attachedMac, PROTO_MATCH_PRIORITY_DROP, true);
- handleIngressAllowProto(dpid, segmentationId, attachedMac, true,
- portSecurityRule.getSecurityRuleProtocol(), Constants.PROTO_MATCH_PRIORITY);
- continue;
+ if (write) {
+ securityGroupCacheManger.portAdded(securityGroup.getSecurityGroupUUID(), portUuid);
+ } else {
+ securityGroupCacheManger.portRemoved(securityGroup.getSecurityGroupUUID(), portUuid);
}
- logger.debug("Ingress ACL Match combination not found for rule: {}", portSecurityRule);
}
}
}
- public void ingressACLTcpSyn(Long dpidLong, String segmentationId, String attachedMac, boolean write,
- Integer securityRulePortMin, Integer protoPortMatchPriority) {
-
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- PortNumber tcpPort = new PortNumber(securityRulePortMin);
- MatchBuilder matchBuilder = new MatchBuilder();
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- FlowBuilder flowBuilder = new FlowBuilder();
+ @Override
+ public void programPortSecurityRule(Long dpid, String segmentationId, String attachedMac,
+ long localPort, NeutronSecurityRule portSecurityRule,
+ Neutron_IPs vmIp, boolean write) {
+ if (null == portSecurityRule.getSecurityRuleProtocol()) {
+ ingressAclIPv4(dpid, segmentationId, attachedMac,
+ write, Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY);
+ } else {
+ String ipaddress = null;
+ if (null != vmIp) {
+ ipaddress = vmIp.getIpAddress();
+ try {
+ InetAddress address = InetAddress.getByName(ipaddress);
+ // TODO: remove this when ipv6 support is implemented
+ if (address instanceof Inet6Address) {
+ LOG.debug("Skipping ip address {}. IPv6 support is not yet implemented.", address);
+ return;
+ }
+ } catch (UnknownHostException e) {
+ LOG.warn("Invalid ip address {}", ipaddress, e);
+ return;
+ }
+ }
- flowBuilder.setMatch(MatchUtils.createDmacTcpSynMatch(matchBuilder, attachedMac, tcpPort,
- Constants.TCP_SYN, segmentationId).build());
-
- logger.debug("ingressACLTcpSyn MatchBuilder contains: {}", flowBuilder.getMatch());
- String flowId = "UcastOut_ACL2" + segmentationId + "_" + attachedMac + securityRulePortMin;
- // Add Flow Attributes
- flowBuilder.setId(new FlowId(flowId));
- FlowKey key = new FlowKey(new FlowId(flowId));
- flowBuilder.setStrict(false);
- flowBuilder.setPriority(protoPortMatchPriority);
- flowBuilder.setBarrier(true);
- flowBuilder.setTableId(this.getTable());
- flowBuilder.setKey(key);
- flowBuilder.setFlowName(flowId);
- flowBuilder.setHardTimeout(0);
- flowBuilder.setIdleTimeout(0);
+ if (null != portSecurityRule.getSecurityRuleRemoteIpPrefix()) {
+ String ipPrefixStr = portSecurityRule.getSecurityRuleRemoteIpPrefix();
+ try {
+ IpPrefix ipPrefix = IpPrefixBuilder.getDefaultInstance(ipPrefixStr);
+ // TODO: remove this when ipv6 support is implemented
+ if (ipPrefix.getIpv6Prefix() != null) {
+ LOG.debug("Skipping ip prefix {}. IPv6 support is not yet implemented.", ipPrefix);
+ return;
+ }
+ } catch (IllegalArgumentException e) {
+ LOG.warn("Invalid ip prefix {}", ipPrefixStr, e);
+ return;
+ }
+ }
- if (write) {
- // Instantiate the Builders for the OF Actions and Instructions
- InstructionBuilder ib = new InstructionBuilder();
- InstructionsBuilder isb = new InstructionsBuilder();
- List<Instruction> instructionsList = Lists.newArrayList();
+ switch (portSecurityRule.getSecurityRuleProtocol()) {
+ case MatchUtils.TCP:
+ LOG.debug("programPortSecurityRule: Rule matching TCP", portSecurityRule);
+ ingressAclTcp(dpid, segmentationId, attachedMac, portSecurityRule, ipaddress,
+ write, Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY);
+ break;
+ case MatchUtils.UDP:
+ LOG.debug("programPortSecurityRule: Rule matching UDP", portSecurityRule);
+ ingressAclUdp(dpid, segmentationId, attachedMac, portSecurityRule, ipaddress,
+ write, Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY);
+ break;
+ case MatchUtils.ICMP:
+ LOG.debug("programPortSecurityRule: Rule matching ICMP", portSecurityRule);
+ ingressAclIcmp(dpid, segmentationId, attachedMac, portSecurityRule, ipaddress,
+ write, Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY);
+ break;
+ default:
+ LOG.info("programPortSecurityAcl: Protocol is not TCP/UDP/ICMP but other " +
+ "protocol = ", portSecurityRule.getSecurityRuleProtocol());
+ ingressOtherProtocolAclHandler(dpid, segmentationId, attachedMac, portSecurityRule,
+ null, write, Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY);
+ break;
+ }
+ }
+ }
- ib = this.getMutablePipelineInstructionBuilder();
- ib.setOrder(0);
- ib.setKey(new InstructionKey(0));
- instructionsList.add(ib.build());
- isb.setInstruction(instructionsList);
+ private void ingressOtherProtocolAclHandler(Long dpidLong, String segmentationId, String dstMac,
+ NeutronSecurityRule portSecurityRule, String srcAddress,
+ boolean write, Integer protoPortMatchPriority) {
+
+ MatchBuilder matchBuilder = new MatchBuilder();
+ String flowId = "Ingress_Other_" + segmentationId + "_" + dstMac + "_";
+ matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,null,dstMac);
+ short proto = 0;
+ try {
+ Integer protocol = new Integer(portSecurityRule.getSecurityRuleProtocol());
+ proto = protocol.shortValue();
+ flowId = flowId + proto;
+ } catch (NumberFormatException e) {
+ LOG.error("Protocol vlaue conversion failure", e);
+ }
+ matchBuilder = MatchUtils.createIpProtocolMatch(matchBuilder, proto);
+ if (null != srcAddress) {
+ flowId = flowId + srcAddress;
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,
+ MatchUtils.iPv4PrefixFromIPv4Address(srcAddress), null);
+ } else if (null != portSecurityRule.getSecurityRuleRemoteIpPrefix()) {
+ flowId = flowId + portSecurityRule.getSecurityRuleRemoteIpPrefix();
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,
+ new Ipv4Prefix(portSecurityRule.getSecurityRuleRemoteIpPrefix()),null);
+ }
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ flowId = flowId + "_Permit";
+ syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, securityServicesManager.isConntrackEnabled());
+ }
- logger.debug("Instructions are: {}", ib.getInstruction());
- // Add InstructionsBuilder to FlowBuilder
- flowBuilder.setInstructions(isb.build());
- writeFlow(flowBuilder, nodeBuilder);
- } else {
- removeFlow(flowBuilder, nodeBuilder);
+ @Override
+ public void programFixedSecurityGroup(Long dpid, String segmentationId, String dhcpMacAddress,
+ long localPort, boolean isLastPortinSubnet,
+ boolean isComputePort, String attachMac, boolean write) {
+ //If this port is the only port in the compute node add the DHCP server rule.
+ if (isLastPortinSubnet && isComputePort ) {
+ ingressAclDhcpAllowServerTraffic(dpid, segmentationId,dhcpMacAddress,
+ write,Constants.PROTO_DHCP_SERVER_MATCH_PRIORITY);
+ }
+ if (isComputePort) {
+ if (securityServicesManager.isConntrackEnabled()) {
+ programIngressAclFixedConntrackRule(dpid, segmentationId, attachMac, localPort, write);
+ }
+ programArpRule(dpid, segmentationId, localPort, attachMac, write);
}
}
- public void ingressACLTcpPortWithPrefix(Long dpidLong, String segmentationId, String attachedMac,
- boolean write, Integer securityRulePortMin, String securityRuleIpPrefix,
- Integer protoPortPrefixMatchPriority) {
+ private void programArpRule(Long dpid, String segmentationId, long localPort, String attachMac, boolean write) {
+ String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpid;
+ MatchBuilder matchBuilder = new MatchBuilder();
+ NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
+ String flowId = "Ingress_ARP_" + segmentationId + "_" + localPort + "_";
+ EthernetMatchBuilder ethernetType = new EthernetMatchBuilder();
+ EthernetTypeBuilder ethTypeBuilder = new EthernetTypeBuilder();
+ ethTypeBuilder.setType(new EtherType(0x0806L));
+ ethernetType.setEthernetType(ethTypeBuilder.build());
+ matchBuilder.setEthernetMatch(ethernetType.build());
+
+ ArpMatchBuilder arpDstMatch = new ArpMatchBuilder();
+ ArpTargetHardwareAddressBuilder arpDst = new ArpTargetHardwareAddressBuilder();
+ arpDst.setAddress(new MacAddress(attachMac));
+ arpDstMatch.setArpTargetHardwareAddress(arpDst.build());
+ matchBuilder.setLayer3Match(arpDstMatch.build());
+ syncFlow(flowId, nodeBuilder, matchBuilder, Constants.PROTO_MATCH_PRIORITY, write, false, securityServicesManager.isConntrackEnabled());
+ }
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- PortNumber tcpPort = new PortNumber(securityRulePortMin);
+ private void programIngressAclFixedConntrackRule(Long dpid,
+ String segmentationId, String attachMac, long localPort, boolean write) {
+ try {
+ String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpid;
+ programConntrackUntrackRule(nodeName, segmentationId, localPort, attachMac,
+ Constants.CT_STATE_UNTRACKED_PRIORITY, write );
+ programConntrackTrackedPlusEstRule(nodeName, segmentationId, localPort, attachMac,
+ Constants.CT_STATE_TRACKED_EST_PRIORITY, write );
+ programConntrackNewDropRule(nodeName, segmentationId, localPort, attachMac,
+ Constants.CT_STATE_NEW_PRIORITY_DROP, write );
+ LOG.info("programIngressAclFixedConntrackRule : default connection tracking rule are added.");
+ } catch (Exception e) {
+ LOG.error("Failed to add default conntrack rules : " , e);
+ }
+ }
+ private void programConntrackUntrackRule(String nodeName, String segmentationId,
+ long localPort, String attachMac, Integer priority, boolean write) {
MatchBuilder matchBuilder = new MatchBuilder();
- NodeBuilder nodeBuilder = this.createNodeBuilder(nodeName);
+ NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
+ String flowName = "Ingress_Fixed_Conntrk_Untrk_" + segmentationId + "_" + localPort + "_";
+ matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,null,attachMac);
+ matchBuilder = MatchUtils.addCtState(matchBuilder,0x00, 0x80);
FlowBuilder flowBuilder = new FlowBuilder();
- Ipv4Prefix srcIpPrefix = new Ipv4Prefix(securityRuleIpPrefix);
-
- flowBuilder.setMatch(MatchUtils
- .createDmacTcpSynDstIpPrefixTcpPort(matchBuilder, new MacAddress(attachedMac),
- tcpPort, Constants.TCP_SYN, segmentationId, srcIpPrefix).build());
-
- logger.debug(" MatchBuilder contains: {}", flowBuilder.getMatch());
- String flowId = "UcastOut2_" + segmentationId + "_" + attachedMac +
- securityRulePortMin + securityRuleIpPrefix;
- // Add Flow Attributes
- flowBuilder.setId(new FlowId(flowId));
- FlowKey key = new FlowKey(new FlowId(flowId));
- flowBuilder.setStrict(false);
- flowBuilder.setPriority(protoPortPrefixMatchPriority);
- flowBuilder.setBarrier(true);
- flowBuilder.setTableId(this.getTable());
- flowBuilder.setKey(key);
- flowBuilder.setFlowName(flowId);
- flowBuilder.setHardTimeout(0);
- flowBuilder.setIdleTimeout(0);
-
+ flowBuilder.setMatch(matchBuilder.build());
+ FlowUtils.initFlowBuilder(flowBuilder, flowName, getTable()).setPriority(priority);
if (write) {
- // Instantiate the Builders for the OF Actions and Instructions
InstructionBuilder ib = new InstructionBuilder();
+ List<Instruction> instructionsList = Lists.newArrayList();
InstructionsBuilder isb = new InstructionsBuilder();
+ ActionBuilder ab = new ActionBuilder();
+ ab.setAction(ActionUtils.nxConntrackAction(0, 0L, 0, (short)0x0));
+ // 0xff means no table, 0x0 is table = 0
+ // nxConntrackAction(Integer flags, Long zoneSrc,Integer conntrackZone, Short recircTable)
+ ab.setOrder(0);
+ ab.setKey(new ActionKey(0));
+ List<Action> actionList = Lists.newArrayList();
+ actionList.add(ab.build());
+ ApplyActionsBuilder aab = new ApplyActionsBuilder();
+ aab.setAction(actionList);
- List<Instruction> instructionsList = Lists.newArrayList();
- ib = this.getMutablePipelineInstructionBuilder();
ib.setOrder(0);
ib.setKey(new InstructionKey(0));
+ ib.setInstruction(new ApplyActionsCaseBuilder().setApplyActions(aab.build()).build());
instructionsList.add(ib.build());
isb.setInstruction(instructionsList);
-
- logger.debug("Instructions contain: {}", ib.getInstruction());
- // Add InstructionsBuilder to FlowBuilder
flowBuilder.setInstructions(isb.build());
writeFlow(flowBuilder, nodeBuilder);
+ LOG.info("INGRESS:default programConntrackUntrackRule() flows are written");
} else {
removeFlow(flowBuilder, nodeBuilder);
}
}
- public void handleIngressAllowProto(Long dpidLong, String segmentationId, String attachedMac, boolean write,
- String securityRuleProtcol, Integer protoMatchPriority) {
-
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
-
+ private void programConntrackTrackedPlusEstRule(String nodeName, String segmentationId,
+ long localPort, String attachMac,Integer priority, boolean write) {
MatchBuilder matchBuilder = new MatchBuilder();
NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
+ String flowName = "Ingress_Fixed_Conntrk_TrkEst_" + segmentationId + "_" + localPort + "_";
+ matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,null,attachMac);
+ matchBuilder = MatchUtils.addCtState(matchBuilder,0x82, 0x82);
FlowBuilder flowBuilder = new FlowBuilder();
-
- flowBuilder.setMatch(MatchUtils
- .createDmacIpTcpSynMatch(matchBuilder, new MacAddress(attachedMac), null, null).build());
- flowBuilder.setMatch(MatchUtils
- .createTunnelIDMatch(matchBuilder, new BigInteger(segmentationId)).build());
- logger.debug("MatchBuilder contains: {}", flowBuilder.getMatch());
-
- String flowId = "UcastOut_" + segmentationId + "_" +
- attachedMac + "_AllowTCPSynPrefix_" + securityRuleProtcol;
- // Add Flow Attributes
- flowBuilder.setId(new FlowId(flowId));
- FlowKey key = new FlowKey(new FlowId(flowId));
- flowBuilder.setStrict(false);
- flowBuilder.setPriority(protoMatchPriority);
- flowBuilder.setBarrier(true);
- flowBuilder.setTableId(this.getTable());
- flowBuilder.setKey(key);
- flowBuilder.setFlowName(flowId);
- flowBuilder.setHardTimeout(0);
- flowBuilder.setIdleTimeout(0);
-
+ flowBuilder.setMatch(matchBuilder.build());
+ FlowUtils.initFlowBuilder(flowBuilder, flowName, getTable()).setPriority(priority);
if (write) {
- // Instantiate the Builders for the OF Actions and Instructions
InstructionBuilder ib = new InstructionBuilder();
- InstructionsBuilder isb = new InstructionsBuilder();
List<Instruction> instructionsList = Lists.newArrayList();
+ InstructionsBuilder isb = new InstructionsBuilder();
ib = this.getMutablePipelineInstructionBuilder();
- ib.setOrder(1);
- ib.setKey(new InstructionKey(1));
+ ib.setOrder(0);
+ ib.setKey(new InstructionKey(0));
instructionsList.add(ib.build());
- isb.setInstruction(instructionsList);
- logger.debug("Instructions contain: {}", ib.getInstruction());
-
- // Add InstructionsBuilder to FlowBuilder
+ isb.setInstruction(instructionsList);
flowBuilder.setInstructions(isb.build());
writeFlow(flowBuilder, nodeBuilder);
+ LOG.info("INGRESS:default programConntrackTrackedPlusEstRule() flows are written");
} else {
removeFlow(flowBuilder, nodeBuilder);
}
}
-
- public void ingressACLDefaultTcpDrop(Long dpidLong, String segmentationId, String attachedMac,
- int priority, boolean write) {
-
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
+ private void programConntrackNewDropRule(String nodeName, String segmentationId,
+ long localPort, String attachMac, Integer priority, boolean write) {
MatchBuilder matchBuilder = new MatchBuilder();
NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
+ String flowName = "Ingress_Fixed_Conntrk_NewDrop_" + segmentationId + "_" + localPort + "_";
+ matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,null,attachMac);
+ matchBuilder = MatchUtils.addCtState(matchBuilder,0x01, 0x01);
FlowBuilder flowBuilder = new FlowBuilder();
-
- flowBuilder.setMatch(MatchUtils.createDmacTcpPortWithFlagMatch(matchBuilder,
- attachedMac, Constants.TCP_SYN, segmentationId).build());
-
- logger.debug("MatchBuilder contains: {}", flowBuilder.getMatch());
- String flowId = "PortSec_TCP_Syn_Default_Drop_" + attachedMac;
- flowBuilder.setId(new FlowId(flowId));
- FlowKey key = new FlowKey(new FlowId(flowId));
- flowBuilder.setStrict(false);
- flowBuilder.setPriority(priority);
- flowBuilder.setBarrier(true);
- flowBuilder.setTableId(this.getTable());
- flowBuilder.setKey(key);
- flowBuilder.setFlowName(flowId);
- flowBuilder.setHardTimeout(0);
- flowBuilder.setIdleTimeout(0);
-
+ flowBuilder.setMatch(matchBuilder.build());
+ FlowUtils.initFlowBuilder(flowBuilder, flowName, getTable()).setPriority(priority);
if (write) {
// Instantiate the Builders for the OF Actions and Instructions
InstructionBuilder ib = new InstructionBuilder();
// Add InstructionBuilder to the Instruction(s)Builder List
isb.setInstruction(instructions);
- logger.debug("Instructions contain: {}", ib.getInstruction());
+ LOG.debug("Instructions contain: {}", ib.getInstruction());
// Add InstructionsBuilder to FlowBuilder
flowBuilder.setInstructions(isb.build());
writeFlow(flowBuilder, nodeBuilder);
+ LOG.info("INGRESS:default programConntrackNewDropRule flows are written");
} else {
removeFlow(flowBuilder, nodeBuilder);
}
}
- public void ingressACLPermitAllProto(Long dpidLong, String segmentationId, String attachedMac,
- boolean write, String securityRuleIpPrefix, Integer protoPortMatchPriority) {
+ /**
+ * Allows IPv4 packet ingress to the destination mac address.
+ * @param dpidLong the dpid
+ * @param segmentationId the segementation id
+ * @param dstMac the destination mac address
+ * @param write add or remove
+ * @param protoPortMatchPriority the protocol match priority.
+ */
+ private void ingressAclIPv4(Long dpidLong, String segmentationId, String dstMac,
+ boolean write, Integer protoPortMatchPriority ) {
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ MatchBuilder matchBuilder = new MatchBuilder();
+ String flowId = "Ingress_IP" + segmentationId + "_" + dstMac + "_Permit_";
+ matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,null,dstMac);
+ syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, securityServicesManager.isConntrackEnabled());
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- Ipv4Prefix srcIpPrefix = new Ipv4Prefix(securityRuleIpPrefix);
+ }
+ /**
+ * Creates a ingress match to the dst macaddress. If src address is specified
+ * source specific match will be created. Otherwise a match with a CIDR will
+ * be created.
+ * @param dpidLong the dpid
+ * @param segmentationId the segmentation id
+ * @param dstMac the destination mac address.
+ * @param portSecurityRule the security rule in the SG
+ * @param srcAddress the destination IP address
+ * @param write add or delete
+ * @param protoPortMatchPriority the protocol match priroty
+ */
+ private void ingressAclTcp(Long dpidLong, String segmentationId, String dstMac,
+ NeutronSecurityRule portSecurityRule, String srcAddress, boolean write,
+ Integer protoPortMatchPriority ) {
+ boolean portRange = false;
MatchBuilder matchBuilder = new MatchBuilder();
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- FlowBuilder flowBuilder = new FlowBuilder();
+ String flowId = "Ingress_TCP_" + segmentationId + "_" + dstMac + "_";
+ matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,null,dstMac);
+
+ /* Custom TCP Match*/
+ if (portSecurityRule.getSecurityRulePortMin().equals(portSecurityRule.getSecurityRulePortMax())) {
+ flowId = flowId + portSecurityRule.getSecurityRulePortMin() + "_";
+ matchBuilder = MatchUtils.addLayer4Match(matchBuilder, MatchUtils.TCP_SHORT, 0,
+ portSecurityRule.getSecurityRulePortMin());
+ } else {
+ /* All TCP Match */
+ if (portSecurityRule.getSecurityRulePortMin().equals(PORT_RANGE_MIN)
+ && portSecurityRule.getSecurityRulePortMax().equals(PORT_RANGE_MAX)) {
+ flowId = flowId + portSecurityRule.getSecurityRulePortMin() + "_"
+ + portSecurityRule.getSecurityRulePortMax() + "_";
+ matchBuilder = MatchUtils.addLayer4Match(matchBuilder, MatchUtils.TCP_SHORT, 0, 0);
+ } else {
+ portRange = true;
+ }
+ }
+ if (null != srcAddress) {
+ flowId = flowId + srcAddress;
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,
+ MatchUtils.iPv4PrefixFromIPv4Address(srcAddress),null);
+
+ } else if (null != portSecurityRule.getSecurityRuleRemoteIpPrefix()) {
+ flowId = flowId + portSecurityRule.getSecurityRuleRemoteIpPrefix();
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,
+ new Ipv4Prefix(portSecurityRule
+ .getSecurityRuleRemoteIpPrefix()),null);
+ }
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ if (portRange) {
+ Map<Integer, Integer> portMaskMap = MatchUtils
+ .getLayer4MaskForRange(portSecurityRule.getSecurityRulePortMin(),
+ portSecurityRule.getSecurityRulePortMax());
+ for (Integer port: portMaskMap.keySet()) {
+ String rangeflowId = flowId + port + "_" + portMaskMap.get(port) + "_";
+ rangeflowId = rangeflowId + "_Permit";
+ MatchUtils.addLayer4MatchWithMask(matchBuilder, MatchUtils.TCP_SHORT,
+ 0, port, portMaskMap.get(port));
+ syncFlow(rangeflowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, securityServicesManager.isConntrackEnabled());
+ }
+ } else {
+ flowId = flowId + "_Permit";
+ syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, securityServicesManager.isConntrackEnabled());
+ }
+ }
- flowBuilder.setMatch(MatchUtils.createTunnelIDMatch(matchBuilder, new BigInteger(segmentationId))
- .build());
- if (securityRuleIpPrefix != null) {
- flowBuilder.setMatch(MatchUtils
- .createDmacIpTcpSynMatch(matchBuilder, new MacAddress(attachedMac), null, srcIpPrefix)
- .build());
+ /**
+ * Creates a ingress match to the dst macaddress. If src address is specified
+ * source specific match will be created. Otherwise a match with a CIDR will
+ * be created.
+ * @param dpidLong the dpid
+ * @param segmentationId the segmentation id
+ * @param dstMac the destination mac address.
+ * @param portSecurityRule the security rule in the SG
+ * @param srcAddress the destination IP address
+ * @param write add or delete
+ * @param protoPortMatchPriority the protocol match priroty
+ */
+ private void ingressAclUdp(Long dpidLong, String segmentationId, String dstMac,
+ NeutronSecurityRule portSecurityRule, String srcAddress,
+ boolean write, Integer protoPortMatchPriority ) {
+ boolean portRange = false;
+ MatchBuilder matchBuilder = new MatchBuilder();
+ String flowId = "Ingress_UDP_" + segmentationId + "_" + dstMac + "_";
+ matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,null,dstMac);
+
+ /* Custom UDP Match */
+ if (portSecurityRule.getSecurityRulePortMin().equals(portSecurityRule.getSecurityRulePortMax())) {
+ flowId = flowId + portSecurityRule.getSecurityRulePortMin() + "_";
+ matchBuilder = MatchUtils.addLayer4Match(matchBuilder, MatchUtils.UDP_SHORT, 0,
+ portSecurityRule.getSecurityRulePortMin());
} else {
- flowBuilder.setMatch(MatchUtils
- .createDmacIpTcpSynMatch(matchBuilder, new MacAddress(attachedMac), null, null)
- .build());
+ /* All UDP Match */
+ if (portSecurityRule.getSecurityRulePortMin().equals(PORT_RANGE_MIN)
+ && portSecurityRule.getSecurityRulePortMax().equals(PORT_RANGE_MAX)) {
+ flowId = flowId + portSecurityRule.getSecurityRulePortMin() + "_"
+ + portSecurityRule.getSecurityRulePortMax() + "_";
+ matchBuilder = MatchUtils.addLayer4Match(matchBuilder, MatchUtils.UDP_SHORT, 0, 0);
+ } else {
+ portRange = true;
+ }
}
+ if (null != srcAddress) {
+ flowId = flowId + srcAddress;
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,
+ MatchUtils.iPv4PrefixFromIPv4Address(srcAddress), null);
+
+ } else if (null != portSecurityRule.getSecurityRuleRemoteIpPrefix()) {
+ flowId = flowId + portSecurityRule.getSecurityRuleRemoteIpPrefix();
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,
+ new Ipv4Prefix(portSecurityRule
+ .getSecurityRuleRemoteIpPrefix()),null);
+ }
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ if (portRange) {
+ Map<Integer, Integer> portMaskMap = MatchUtils
+ .getLayer4MaskForRange(portSecurityRule.getSecurityRulePortMin(),
+ portSecurityRule.getSecurityRulePortMax());
+ for (Integer port: portMaskMap.keySet()) {
+ String rangeflowId = flowId + port + "_" + portMaskMap.get(port) + "_";
+ rangeflowId = rangeflowId + "_Permit";
+ MatchUtils.addLayer4MatchWithMask(matchBuilder, MatchUtils.UDP_SHORT,
+ 0, port, portMaskMap.get(port));
+ syncFlow(rangeflowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, securityServicesManager.isConntrackEnabled());
+ }
+ } else {
+ flowId = flowId + "_Permit";
+ syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, securityServicesManager.isConntrackEnabled());
+ }
+ }
+
+ /**
+ * Creates a ingress match to the dst macaddress. If src address is specified
+ * source specific match will be created. Otherwise a match with a CIDR will
+ * be created.
+ * @param dpidLong the dpid
+ * @param segmentationId the segmentation id
+ * @param dstMac the destination mac address.
+ * @param portSecurityRule the security rule in the SG
+ * @param srcAddress the destination IP address
+ * @param write add or delete
+ * @param protoPortMatchPriority the protocol match priority
+ */
+ private void ingressAclIcmp(Long dpidLong, String segmentationId, String dstMac,
+ NeutronSecurityRule portSecurityRule, String srcAddress,
+ boolean write, Integer protoPortMatchPriority) {
+
+ MatchBuilder matchBuilder = new MatchBuilder();
+ String flowId = "Ingress_ICMP_" + segmentationId + "_" + dstMac + "_";
+ matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,null,dstMac);
+
+ /* Custom ICMP Match */
+ if (portSecurityRule.getSecurityRulePortMin() != null &&
+ portSecurityRule.getSecurityRulePortMax() != null) {
+ flowId = flowId + portSecurityRule.getSecurityRulePortMin().shortValue() + "_"
+ + portSecurityRule.getSecurityRulePortMax().shortValue() + "_";
+ matchBuilder = MatchUtils.createICMPv4Match(matchBuilder,
+ portSecurityRule.getSecurityRulePortMin().shortValue(),
+ portSecurityRule.getSecurityRulePortMax().shortValue());
+ } else {
+ /* All ICMP Match */
+ flowId = flowId + "all" + "_";
+ matchBuilder = MatchUtils.createICMPv4Match(matchBuilder,MatchUtils.ALL_ICMP, MatchUtils.ALL_ICMP);
+ }
+ if (null != srcAddress) {
+ flowId = flowId + srcAddress;
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,
+ MatchUtils.iPv4PrefixFromIPv4Address(srcAddress), null);
+ } else if (null != portSecurityRule.getSecurityRuleRemoteIpPrefix()) {
+ flowId = flowId + portSecurityRule.getSecurityRuleRemoteIpPrefix();
+ if (!portSecurityRule.getSecurityRuleRemoteIpPrefix().contains("/0")) {
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,
+ new Ipv4Prefix(portSecurityRule.getSecurityRuleRemoteIpPrefix()),null);
+ }
+ }
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ flowId = flowId + "_Permit";
+ syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, securityServicesManager.isConntrackEnabled());
+ }
+
+ /**
+ * Add rule to ensure only DHCP server traffic from the specified mac is allowed.
+ *
+ * @param dpidLong the dpid
+ * @param segmentationId the segmentation id
+ * @param dhcpMacAddress the DHCP server mac address
+ * @param write is write or delete
+ * @param protoPortMatchPriority the priority
+ */
+ private void ingressAclDhcpAllowServerTraffic(Long dpidLong, String segmentationId, String dhcpMacAddress,
+ boolean write, Integer protoPortMatchPriority) {
+
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ MatchBuilder matchBuilder = new MatchBuilder();
+ MatchUtils.createDhcpServerMatch(matchBuilder, dhcpMacAddress, 67, 68).build();
+ String flowId = "Ingress_DHCP_Server" + segmentationId + "_" + dhcpMacAddress + "_Permit_";
+ syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, false);
+ }
- logger.debug("MatchBuilder contains: {}", flowBuilder.getMatch());
- String flowId = "IngressProto_ACL_" + segmentationId + "_" +
- attachedMac + "_Permit_" + securityRuleIpPrefix;
- // Add Flow Attributes
- flowBuilder.setId(new FlowId(flowId));
- FlowKey key = new FlowKey(new FlowId(flowId));
- flowBuilder.setStrict(false);
- flowBuilder.setPriority(protoPortMatchPriority);
- flowBuilder.setBarrier(true);
- flowBuilder.setTableId(this.getTable());
- flowBuilder.setKey(key);
- flowBuilder.setFlowName(flowId);
- flowBuilder.setHardTimeout(0);
- flowBuilder.setIdleTimeout(0);
+ /**
+ * Add or remove flow to the node.
+ *
+ * @param flowName the the flow id
+ * @param nodeBuilder the node builder
+ * @param matchBuilder the matchbuilder
+ * @param priority the protocol priority
+ * @param write whether it is a write
+ * @param drop whether it is a drop or forward
+ * @param isCtCommit commit the connection or CT to track
+ */
+ private void syncFlow(String flowName, NodeBuilder nodeBuilder,
+ MatchBuilder matchBuilder, Integer priority,
+ boolean write, boolean drop, boolean isCtCommit) {
+ MatchBuilder matchBuilder1 = matchBuilder;
+ if (isCtCommit) {
+ matchBuilder1 = MatchUtils.addCtState(matchBuilder1,0x81, 0x81);
+ }
+ FlowBuilder flowBuilder = new FlowBuilder();
+ flowBuilder.setMatch(matchBuilder1.build());
+ FlowUtils.initFlowBuilder(flowBuilder, flowName, getTable()).setPriority(priority);
if (write) {
- // Instantiate the Builders for the OF Actions and Instructions
- InstructionBuilder ib = new InstructionBuilder();
+ InstructionBuilder ib = this.getMutablePipelineInstructionBuilder();
+ InstructionBuilder ib1 = new InstructionBuilder();
+ ActionBuilder ab = new ActionBuilder();
+ ApplyActionsBuilder aab = new ApplyActionsBuilder();
+ if (drop) {
+ InstructionUtils.createDropInstructions(ib);
+ }
+ ib.setOrder(0);
InstructionsBuilder isb = new InstructionsBuilder();
List<Instruction> instructionsList = Lists.newArrayList();
-
- ib = this.getMutablePipelineInstructionBuilder();
- ib.setOrder(1);
ib.setKey(new InstructionKey(0));
instructionsList.add(ib.build());
+ if (isCtCommit) {
+ LOG.info("Adding Conntarck rule, flowname = " + flowName);
+ ab.setAction(ActionUtils.nxConntrackAction(1, 0L, 0, (short)0xff));
+ ab.setOrder(0);
+ ab.setKey(new ActionKey(0));
+ List<Action> actionList = Lists.newArrayList();
+ actionList.add(ab.build());
+ aab.setAction(actionList);
+ ib1.setOrder(1);
+ ib1.setKey(new InstructionKey(1));
+ ib1.setInstruction(new ApplyActionsCaseBuilder().setApplyActions(aab.build()).build());
+ instructionsList.add(ib1.build());
+ }
isb.setInstruction(instructionsList);
-
- logger.debug("Instructions contain: {}", ib.getInstruction());
- // Add InstructionsBuilder to FlowBuilder
flowBuilder.setInstructions(isb.build());
writeFlow(flowBuilder, nodeBuilder);
} else {
removeFlow(flowBuilder, nodeBuilder);
}
}
+
+ @Override
+ public void setDependencies(BundleContext bundleContext, ServiceReference serviceReference) {
+ super.setDependencies(bundleContext.getServiceReference(IngressAclProvider.class.getName()), this);
+ securityServicesManager =
+ (SecurityServicesManager) ServiceHelper.getGlobalInstance(SecurityServicesManager.class, this);
+ securityGroupCacheManger =
+ (SecurityGroupCacheManger) ServiceHelper.getGlobalInstance(SecurityGroupCacheManger.class, this);
+ }
+
+ @Override
+ public void setDependencies(Object impl) {
+
+ }
}