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.ArpSourceHardwareAddressBuilder;
+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 java.math.BigInteger;
+import java.net.Inet4Address;
+import java.net.Inet6Address;
+import java.net.InetAddress;
+import java.net.UnknownHostException;
import java.util.List;
+import java.util.Map;
public class EgressAclService extends AbstractServiceInstance implements EgressAclProvider, ConfigInterface {
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;
+ }
+ }
+
+ if (null != portSecurityRule.getSecurityRuleRemoteIpPrefix()) {
+ String prefixStr = portSecurityRule.getSecurityRuleRemoteIpPrefix();
+ try {
+ IpPrefix ipPrefix = IpPrefixBuilder.getDefaultInstance(prefixStr);
+ // 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 {}", prefixStr, e);
+ return;
+ }
}
+
switch (portSecurityRule.getSecurityRuleProtocol()) {
case MatchUtils.TCP:
LOG.debug("programPortSecurityRule: Rule matching TCP", portSecurityRule);
Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY);
break;
default:
- LOG.error("programPortSecurityRule: Protocol not supported", portSecurityRule);
+ LOG.info("programPortSecurityAcl: Protocol is not TCP/UDP/ICMP but other " +
+ "protocol = ", portSecurityRule.getSecurityRuleProtocol());
+ egressOtherProtocolAclHandler(dpid, segmentationId, attachedMac,
+ portSecurityRule, ipaddress, write,
+ Constants.PROTO_PORT_PREFIX_MATCH_PRIORITY);
break;
}
}
+ }
+
+ private void egressOtherProtocolAclHandler(Long dpidLong, String segmentationId, String srcMac,
+ NeutronSecurityRule portSecurityRule, String dstAddress,
+ boolean write, Integer priority) {
+ MatchBuilder matchBuilder = new MatchBuilder();
+ String flowId = "Egress_Other_" + segmentationId + "_" + srcMac + "_";
+ matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,srcMac,null);
+
+ 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 != dstAddress) {
+ flowId = flowId + dstAddress;
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder, null,
+ MatchUtils.iPv4PrefixFromIPv4Address(dstAddress));
+ } else if (null != portSecurityRule.getSecurityRuleRemoteIpPrefix()) {
+ flowId = flowId + portSecurityRule.getSecurityRuleRemoteIpPrefix();
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder, null,
+ new Ipv4Prefix(portSecurityRule.getSecurityRuleRemoteIpPrefix()));
+ }
+ flowId = flowId + "_Permit";
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ syncFlow(flowId, nodeBuilder, matchBuilder, priority, write, false, securityServicesManager.isConntrackEnabled());
}
@Override
long localPort, List<Neutron_IPs> srcAddressList,
boolean isLastPortinBridge, boolean isComputePort ,boolean write) {
// If it is the only port in the bridge add the rule to allow any DHCP client traffic
- if (isLastPortinBridge) {
+ //if (isLastPortinBridge) {
egressAclDhcpAllowClientTrafficFromVm(dpid, write, Constants.PROTO_DHCP_CLIENT_TRAFFIC_MATCH_PRIORITY);
- }
+ // }
if (isComputePort) {
+ programArpRule(dpid, segmentationId, localPort, attachedMac, write);
+ if (securityServicesManager.isConntrackEnabled()) {
+ programEgressAclFixedConntrackRule(dpid, segmentationId, localPort, attachedMac, write);
+ }
// add rule to drop the DHCP server traffic originating from the vm.
egressAclDhcpDropServerTrafficfromVm(dpid, localPort, write,
Constants.PROTO_DHCP_CLIENT_SPOOF_MATCH_PRIORITY_DROP);
//Adds rule to check legitimate ip/mac pair for each packet from the vm
for (Neutron_IPs srcAddress : srcAddressList) {
- String addressWithPrefix = srcAddress.getIpAddress() + HOST_MASK;
- egressAclAllowTrafficFromVmIpMacPair(dpid, localPort, attachedMac, addressWithPrefix,
- Constants.PROTO_VM_IP_MAC_MATCH_PRIORITY,write);
+ try {
+ InetAddress address = InetAddress.getByName(srcAddress.getIpAddress());
+ if (address instanceof Inet4Address) {
+ String addressWithPrefix = srcAddress.getIpAddress() + HOST_MASK;
+ egressAclAllowTrafficFromVmIpMacPair(dpid, localPort, attachedMac, addressWithPrefix,
+ Constants.PROTO_VM_IP_MAC_MATCH_PRIORITY,write);
+ } else {
+ LOG.debug("Skipping IPv6 address {}. IPv6 support is not yet implemented.",
+ srcAddress.getIpAddress());
+ }
+ } catch(UnknownHostException e) {
+ LOG.warn("Invalid IP address {}", srcAddress.getIpAddress());
+ }
}
}
}
+ private void programArpRule(Long dpid, String segmentationId, long localPort, String attachedMac, boolean write) {
+ String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpid;
+ MatchBuilder matchBuilder = new MatchBuilder();
+ NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
+ String flowId = "Egress_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();
+ ArpSourceHardwareAddressBuilder arpSrc = new ArpSourceHardwareAddressBuilder();
+ arpSrc.setAddress(new MacAddress(attachedMac));
+ arpDstMatch.setArpSourceHardwareAddress(arpSrc.build());
+ matchBuilder.setLayer3Match(arpDstMatch.build());
+
+ syncFlow(flowId, nodeBuilder, matchBuilder, Constants.PROTO_MATCH_PRIORITY, write, false, false);
+ }
+
+ private void programEgressAclFixedConntrackRule(Long dpid,
+ String segmentationId, long localPort, String attachMac, boolean write) {
+ try {
+ String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpid;
+ programConntrackUntrackRule(nodeName, segmentationId, localPort,attachMac,
+ Constants.CT_STATE_UNTRACKED_PRIORITY, write );
+ programConntrackTrackedPlusEstRule(nodeName, dpid, segmentationId, localPort,
+ Constants.CT_STATE_TRACKED_EST_PRIORITY, write );
+ programConntrackNewDropRule(nodeName, dpid, segmentationId, localPort,
+ Constants.CT_STATE_NEW_PRIORITY_DROP, write );
+ LOG.info("programEgressAclFixedConntrackRule : 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 = createNodeBuilder(nodeName);
+ String flowName = "Egress_Fixed_Conntrk_Untrk_" + segmentationId + "_" + localPort + "_";
+ matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder, attachMac, null);
+ matchBuilder = MatchUtils.addCtState(matchBuilder,0x00,0X80);
+ FlowBuilder flowBuilder = new FlowBuilder();
+ flowBuilder.setMatch(matchBuilder.build());
+ FlowUtils.initFlowBuilder(flowBuilder, flowName, getTable()).setPriority(priority);
+ if (write) {
+ 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
+ ab.setOrder(0);
+ ab.setKey(new ActionKey(0));
+ List<Action> actionList = Lists.newArrayList();
+ actionList.add(ab.build());
+ ApplyActionsBuilder aab = new ApplyActionsBuilder();
+ aab.setAction(actionList);
+ ib.setOrder(0);
+ ib.setKey(new InstructionKey(0));
+ ib.setInstruction(new ApplyActionsCaseBuilder().setApplyActions(aab.build()).build());
+ instructionsList.add(ib.build());
+ isb.setInstruction(instructionsList);
+ flowBuilder.setInstructions(isb.build());
+ writeFlow(flowBuilder, nodeBuilder);
+ LOG.info("EGRESS:default programConntrackUntrackRule() flows are written");
+ } else {
+ removeFlow(flowBuilder, nodeBuilder);
+ }
+ }
+
+ private void programConntrackTrackedPlusEstRule(String nodeName, Long dpid, String segmentationId,
+ long localPort,Integer priority, boolean write) {
+ MatchBuilder matchBuilder = new MatchBuilder();
+ NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
+ String flowName = "Egress_Fixed_Conntrk_TrkEst_" + segmentationId + "_" + localPort + "_";
+ matchBuilder = MatchUtils.createInPortMatch(matchBuilder, dpid, localPort);
+ matchBuilder = MatchUtils.addCtState(matchBuilder,0x82, 0x82);
+ FlowBuilder flowBuilder = new FlowBuilder();
+ flowBuilder.setMatch(matchBuilder.build());
+ FlowUtils.initFlowBuilder(flowBuilder, flowName, getTable()).setPriority(priority);
+ if (write) {
+ InstructionBuilder ib = new InstructionBuilder();
+ List<Instruction> instructionsList = Lists.newArrayList();
+ InstructionsBuilder isb = new InstructionsBuilder();
+ // got to next table instruction
+ ib = this.getMutablePipelineInstructionBuilder();
+ ib.setOrder(0);
+ ib.setKey(new InstructionKey(0));
+ instructionsList.add(ib.build());
+ isb.setInstruction(instructionsList);
+ flowBuilder.setInstructions(isb.build());
+ writeFlow(flowBuilder, nodeBuilder);
+ LOG.info("EGRESS:default programConntrackTrackedPlusEstRule() flows are written");
+ } else {
+ removeFlow(flowBuilder, nodeBuilder);
+ }
+ }
+
+ private void programConntrackNewDropRule(String nodeName, Long dpid, String segmentationId,
+ long localPort, Integer priority, boolean write) {
+ MatchBuilder matchBuilder = new MatchBuilder();
+ NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
+ String flowName = "Egress_Fixed_Conntrk_NewDrop_" + segmentationId + "_" + localPort + "_";
+ matchBuilder = MatchUtils.createInPortMatch(matchBuilder, dpid, localPort);
+ matchBuilder = MatchUtils.addCtState(matchBuilder,0x01, 0x01);
+ FlowBuilder flowBuilder = new FlowBuilder();
+ flowBuilder.setMatch(matchBuilder.build());
+ FlowUtils.initFlowBuilder(flowBuilder, flowName, getTable()).setPriority(priority);
+ if (write) {
+ InstructionBuilder ib = new InstructionBuilder();
+ InstructionsBuilder isb = new InstructionsBuilder();
+ List<Instruction> instructions = Lists.newArrayList();
+ InstructionUtils.createDropInstructions(ib);
+ ib.setOrder(0);
+ ib.setKey(new InstructionKey(0));
+ instructions.add(ib.build());
+ isb.setInstruction(instructions);
+ LOG.debug("Instructions contain: {}", ib.getInstruction());
+ flowBuilder.setInstructions(isb.build());
+ writeFlow(flowBuilder, nodeBuilder);
+ LOG.info("EGRESS:default programConntrackNewDropRule() flows are written");
+ } else {
+ removeFlow(flowBuilder, nodeBuilder);
+ }
+ }
+
/**
* Allows IPv4 packet egress from the src mac address.
* @param dpidLong the dpid
*/
private void egressAclIPv4(Long dpidLong, String segmentationId, String srcMac,
boolean write, Integer protoPortMatchPriority ) {
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
MatchBuilder matchBuilder = new MatchBuilder();
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
String flowId = "Egress_IP" + segmentationId + "_" + srcMac + "_Permit_";
matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,srcMac,null);
- syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false);
+ syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, false);
}
/**
private void egressAclTcp(Long dpidLong, String segmentationId, String srcMac,
NeutronSecurityRule portSecurityRule, String dstAddress,
boolean write, Integer protoPortMatchPriority) {
+ boolean portRange = false;
MatchBuilder matchBuilder = new MatchBuilder();
String flowId = "Egress_TCP_" + segmentationId + "_" + srcMac + "_";
matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,srcMac,null);
if (portSecurityRule.getSecurityRulePortMin().equals(PORT_RANGE_MIN)
&& portSecurityRule.getSecurityRulePortMax().equals(PORT_RANGE_MAX)) {
flowId = flowId + portSecurityRule.getSecurityRulePortMin() + "_"
- + portSecurityRule.getSecurityRulePortMax() + "_";
+ + portSecurityRule.getSecurityRulePortMax() + "_";
matchBuilder = MatchUtils.addLayer4Match(matchBuilder, MatchUtils.TCP_SHORT, 0, 0);
+ } else {
+ portRange = true;
}
- /*TODO TCP PortRange Match*/
-
}
-
if (null != dstAddress) {
flowId = flowId + dstAddress;
matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,null,
- MatchUtils.iPv4PrefixFromIPv4Address(dstAddress));
+ MatchUtils.iPv4PrefixFromIPv4Address(dstAddress));
} else if (null != portSecurityRule.getSecurityRuleRemoteIpPrefix()) {
flowId = flowId + portSecurityRule.getSecurityRuleRemoteIpPrefix();
matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,null,
- new Ipv4Prefix(portSecurityRule
- .getSecurityRuleRemoteIpPrefix()));
+ new Ipv4Prefix(portSecurityRule.getSecurityRuleRemoteIpPrefix()));
+ }
+ 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());
}
- flowId = flowId + "_Permit";
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false);
-
}
/**
private void egressAclIcmp(Long dpidLong, String segmentationId, String srcMac,
NeutronSecurityRule portSecurityRule, String dstAddress,
boolean write, Integer protoPortMatchPriority) {
+
MatchBuilder matchBuilder = new MatchBuilder();
- String flowId = "Egress_ICMP_" + segmentationId + "_" + srcMac + "_"
- + portSecurityRule.getSecurityRulePortMin().shortValue() + "_"
- + portSecurityRule.getSecurityRulePortMax().shortValue() + "_";
+ String flowId = "Egress_ICMP_" + segmentationId + "_" + srcMac + "_";
matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,srcMac,null);
- matchBuilder = MatchUtils.createICMPv4Match(matchBuilder,
- portSecurityRule.getSecurityRulePortMin().shortValue(),
- portSecurityRule.getSecurityRulePortMax().shortValue());
+ /*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 */ // We are getting from neutron NULL for both min and max
+ flowId = flowId + "all" + "_" ;
+ matchBuilder = MatchUtils.createICMPv4Match(matchBuilder, MatchUtils.ALL_ICMP, MatchUtils.ALL_ICMP);
+ }
if (null != dstAddress) {
flowId = flowId + dstAddress;
matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,null,
MatchUtils.iPv4PrefixFromIPv4Address(dstAddress));
} else if (null != portSecurityRule.getSecurityRuleRemoteIpPrefix()) {
flowId = flowId + portSecurityRule.getSecurityRuleRemoteIpPrefix();
- matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,null,
+ if (!portSecurityRule.getSecurityRuleRemoteIpPrefix().contains("/0")) {
+ matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,null,
new Ipv4Prefix(portSecurityRule.getSecurityRuleRemoteIpPrefix()));
+ }
}
flowId = flowId + "_Permit";
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false);
-
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, securityServicesManager.isConntrackEnabled());
}
/**
private void egressAclUdp(Long dpidLong, String segmentationId, String srcMac,
NeutronSecurityRule portSecurityRule, String dstAddress,
boolean write, Integer protoPortMatchPriority) {
-
+ boolean portRange = false;
MatchBuilder matchBuilder = new MatchBuilder();
String flowId = "Egress_UDP_" + segmentationId + "_" + srcMac + "_";
matchBuilder = MatchUtils.createEtherMatchWithType(matchBuilder,srcMac,null);
flowId = flowId + portSecurityRule.getSecurityRulePortMin() + "_"
+ portSecurityRule.getSecurityRulePortMax() + "_";
matchBuilder = MatchUtils.addLayer4Match(matchBuilder, MatchUtils.UDP_SHORT, 0, 0);
+ } else {
+ portRange = true;
}
- /*TODO UDP PortRange Match*/
-
}
-
if (null != dstAddress) {
flowId = flowId + dstAddress;
matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder,null,
MatchUtils.iPv4PrefixFromIPv4Address(dstAddress));
-
} else if (null != portSecurityRule.getSecurityRuleRemoteIpPrefix()) {
flowId = flowId + portSecurityRule.getSecurityRuleRemoteIpPrefix();
matchBuilder = MatchUtils.addRemoteIpPrefix(matchBuilder, null,
new Ipv4Prefix(portSecurityRule
.getSecurityRuleRemoteIpPrefix()));
}
- flowId = flowId + "_Permit";
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false);
-
- }
- public void egressACLDefaultTcpDrop(Long dpidLong, String segmentationId, String attachedMac,
- int priority, boolean write) {
-
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- MatchBuilder matchBuilder = new MatchBuilder();
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- FlowBuilder flowBuilder = new FlowBuilder();
-
- flowBuilder.setMatch(MatchUtils.createSmacTcpPortWithFlagMatch(matchBuilder,
- attachedMac, Constants.TCP_SYN, segmentationId).build());
- LOG.debug("MatchBuilder contains: {}", flowBuilder.getMatch());
-
- String flowId = "TCP_Syn_Egress_Default_Drop_" + segmentationId + "_" + 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);
-
- if (write) {
- // Instantiate the Builders for the OF Actions and Instructions
- InstructionBuilder ib = new InstructionBuilder();
- InstructionsBuilder isb = new InstructionsBuilder();
- List<Instruction> instructions = Lists.newArrayList();
-
- InstructionUtils.createDropInstructions(ib);
- ib.setOrder(0);
- ib.setKey(new InstructionKey(0));
- instructions.add(ib.build());
- // Add InstructionBuilder to the Instruction(s)Builder List
- isb.setInstruction(instructions);
-
- LOG.debug("Instructions contain: {}", ib.getInstruction());
- // Add InstructionsBuilder to FlowBuilder
- flowBuilder.setInstructions(isb.build());
- writeFlow(flowBuilder, nodeBuilder);
- } else {
- removeFlow(flowBuilder, nodeBuilder);
- }
- }
-
- public void egressACLTcpPortWithPrefix(Long dpidLong, String segmentationId, String attachedMac, boolean write,
- Integer securityRulePortMin, String securityRuleIpPrefix, Integer protoPortPrefixMatchPriority) {
-
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- PortNumber tcpPort = new PortNumber(securityRulePortMin);
- MatchBuilder matchBuilder = new MatchBuilder();
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- FlowBuilder flowBuilder = new FlowBuilder();
- Ipv4Prefix srcIpPrefix = new Ipv4Prefix(securityRuleIpPrefix);
-
- flowBuilder.setMatch(MatchUtils
- .createSmacTcpSynDstIpPrefixTcpPort(matchBuilder, new MacAddress(attachedMac),
- tcpPort, Constants.TCP_SYN, segmentationId, srcIpPrefix).build());
-
- LOG.debug(" MatchBuilder contains: {}", flowBuilder.getMatch());
- String flowId = "UcastEgress_" + 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);
-
- if (write) {
- // Instantiate the Builders for the OF Actions and Instructions
- InstructionsBuilder isb = new InstructionsBuilder();
- List<Instruction> instructionsList = Lists.newArrayList();
-
- InstructionBuilder ib = this.getMutablePipelineInstructionBuilder();
- ib.setOrder(0);
- ib.setKey(new InstructionKey(0));
- instructionsList.add(ib.build());
- isb.setInstruction(instructionsList);
-
- LOG.debug("Instructions contain: {}", ib.getInstruction());
- // Add InstructionsBuilder to FlowBuilder
- flowBuilder.setInstructions(isb.build());
- writeFlow(flowBuilder, nodeBuilder);
- } else {
- removeFlow(flowBuilder, nodeBuilder);
- }
- }
-
-
-
- public void egressAllowProto(Long dpidLong, String segmentationId, String attachedMac, boolean write,
- String securityRuleProtcol, Integer protoMatchPriority) {
-
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- MatchBuilder matchBuilder = new MatchBuilder();
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- FlowBuilder flowBuilder = new FlowBuilder();
-
- flowBuilder.setMatch(MatchUtils
- .createDmacIpTcpSynMatch(matchBuilder, new MacAddress(attachedMac), null, null).build());
- flowBuilder.setMatch(MatchUtils
- .createTunnelIDMatch(matchBuilder, new BigInteger(segmentationId)).build());
-
- LOG.debug("MatchBuilder contains: {}", flowBuilder.getMatch());
- String flowId = "EgressAllProto_" + segmentationId + "_" +
- attachedMac + "_AllowEgressTCPSyn_" + 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);
-
- if (write) {
- // Instantiate the Builders for the OF Actions and Instructions
- InstructionsBuilder isb = new InstructionsBuilder();
- List<Instruction> instructionsList = Lists.newArrayList();
-
- InstructionBuilder ib = this.getMutablePipelineInstructionBuilder();
- ib.setOrder(0);
- ib.setKey(new InstructionKey(0));
- instructionsList.add(ib.build());
- isb.setInstruction(instructionsList);
-
- LOG.debug("Instructions contain: {}", ib.getInstruction());
- // Add InstructionsBuilder to FlowBuilder
- flowBuilder.setInstructions(isb.build());
- writeFlow(flowBuilder, nodeBuilder);
- } else {
- removeFlow(flowBuilder, nodeBuilder);
- }
- }
-
- public void egressACLPermitAllProto(Long dpidLong, String segmentationId, String attachedMac,
- boolean write, String securityRuleIpPrefix, Integer protoPortMatchPriority) {
-
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- MatchBuilder matchBuilder = new MatchBuilder();
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- FlowBuilder flowBuilder = new FlowBuilder();
-
- flowBuilder.setMatch(MatchUtils.createTunnelIDMatch(matchBuilder, new BigInteger(segmentationId))
- .build());
- if (securityRuleIpPrefix != null) {
- Ipv4Prefix srcIpPrefix = new Ipv4Prefix(securityRuleIpPrefix);
- flowBuilder.setMatch(MatchUtils
- .createSmacIpTcpSynMatch(matchBuilder, new MacAddress(attachedMac), null, srcIpPrefix)
- .build());
- } else {
- flowBuilder.setMatch(MatchUtils
- .createSmacIpTcpSynMatch(matchBuilder, new MacAddress(attachedMac), null, null)
- .build());
- }
- LOG.debug("MatchBuilder contains: {}", flowBuilder.getMatch());
- String flowId = "Egress_Proto_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);
-
- if (write) {
- // Instantiate the Builders for the OF Actions and Instructions
- InstructionsBuilder isb = new InstructionsBuilder();
- List<Instruction> instructionsList = Lists.newArrayList();
-
- InstructionBuilder ib = this.getMutablePipelineInstructionBuilder();
- ib.setOrder(0);
- ib.setKey(new InstructionKey(0));
- instructionsList.add(ib.build());
- isb.setInstruction(instructionsList);
-
- LOG.debug("Instructions contain: {}", ib.getInstruction());
- // Add InstructionsBuilder to FlowBuilder
- flowBuilder.setInstructions(isb.build());
- writeFlow(flowBuilder, nodeBuilder);
- } else {
- removeFlow(flowBuilder, nodeBuilder);
- }
- }
-
-
- public void egressACLTcpSyn(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();
-
- flowBuilder.setMatch(MatchUtils.createSmacTcpSyn(matchBuilder, attachedMac, tcpPort,
- Constants.TCP_SYN, segmentationId).build());
-
- LOG.debug("MatchBuilder contains: {}", flowBuilder.getMatch());
- String flowId = "Ucast_this.getTable()" + 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 (write) {
- // Instantiate the Builders for the OF Actions and Instructions
- InstructionsBuilder isb = new InstructionsBuilder();
- List<Instruction> instructionsList = Lists.newArrayList();
-
- InstructionBuilder ib = this.getMutablePipelineInstructionBuilder();
- ib.setOrder(0);
- ib.setKey(new InstructionKey(0));
- instructionsList.add(ib.build());
- isb.setInstruction(instructionsList);
-
- LOG.debug("Instructions contain: {}", ib.getInstruction());
- // Add InstructionsBuilder to FlowBuilder
- flowBuilder.setInstructions(isb.build());
- writeFlow(flowBuilder, nodeBuilder);
+ 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 {
- removeFlow(flowBuilder, nodeBuilder);
+ flowId = flowId + "_Permit";
+ syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false, securityServicesManager.isConntrackEnabled());
}
}
*
* @param dpidLong the dpid
* @param write whether to write or delete the flow
- * @param protoPortMatchPriority the priority
+ * @param priority the priority
*/
private void egressAclDhcpAllowClientTrafficFromVm(Long dpidLong,
- boolean write, Integer protoPortMatchPriority) {
-
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
+ boolean write, Integer priority) {
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ String flowName = "Egress_DHCP_Client" + "_Permit_";
MatchBuilder matchBuilder = new MatchBuilder();
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
-
- MatchUtils.createDhcpMatch(matchBuilder, DHCP_DESTINATION_PORT, DHCP_SOURCE_PORT).build();
- LOG.debug("egressAclDHCPAllowClientTrafficFromVm: MatchBuilder contains: {}", matchBuilder);
- String flowId = "Egress_DHCP_Client" + "_Permit_";
- syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false);
+ MatchUtils.createDhcpMatch(matchBuilder, DHCP_DESTINATION_PORT, DHCP_SOURCE_PORT);
+ syncFlow(flowName, nodeBuilder, matchBuilder, priority, write, false, false);
}
/**
* @param dpidLong the dpid
* @param localPort the local port
* @param write is write or delete
- * @param protoPortMatchPriority the priority
+ * @param priority the priority
*/
private void egressAclDhcpDropServerTrafficfromVm(Long dpidLong, long localPort,
- boolean write, Integer protoPortMatchPriority) {
+ boolean write, Integer priority) {
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ String flowName = "Egress_DHCP_Server" + "_" + localPort + "_DROP_";
MatchBuilder matchBuilder = new MatchBuilder();
- //FlowBuilder flowBuilder = new FlowBuilder();
MatchUtils.createInPortMatch(matchBuilder, dpidLong, localPort);
- MatchUtils.createDhcpMatch(matchBuilder, DHCP_SOURCE_PORT, DHCP_DESTINATION_PORT).build();
- LOG.debug("egressAclDHCPDropServerTrafficfromVM: MatchBuilder contains: {}", matchBuilder);
- String flowId = "Egress_DHCP_Server" + "_" + localPort + "_DROP_";
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, true);
-
+ MatchUtils.createDhcpMatch(matchBuilder, DHCP_SOURCE_PORT, DHCP_DESTINATION_PORT);
+ syncFlow(flowName, nodeBuilder, matchBuilder, priority, write, true, false);
}
/**
* @param localPort the local port
* @param srcIp the vm ip address
* @param attachedMac the vm mac address
- * @param protoPortMatchPriority the priority
+ * @param priority the priority
* @param write is write or delete
*/
private void egressAclAllowTrafficFromVmIpMacPair(Long dpidLong, long localPort,
String attachedMac, String srcIp,
- Integer protoPortMatchPriority, boolean write) {
+ Integer priority, boolean write) {
+ NodeBuilder nodeBuilder = FlowUtils.createNodeBuilder(dpidLong);
+ String flowName = "Egress_Allow_VM_IP_MAC" + "_" + localPort + attachedMac + "_Permit_";
MatchBuilder matchBuilder = new MatchBuilder();
MatchUtils.createSrcL3Ipv4MatchWithMac(matchBuilder, new Ipv4Prefix(srcIp),new MacAddress(attachedMac));
MatchUtils.createInPortMatch(matchBuilder, dpidLong, localPort);
LOG.debug("egressAclAllowTrafficFromVmIpMacPair: MatchBuilder contains: {}", matchBuilder);
- String flowId = "Egress_Allow_VM_IP_MAC" + "_" + localPort + attachedMac + "_Permit_";
- String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpidLong;
- NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
- syncFlow(flowId, nodeBuilder, matchBuilder, protoPortMatchPriority, write, false);
-
+ syncFlow(flowName, nodeBuilder, matchBuilder, priority, write, false, false);
}
/**
* Add or remove flow to the node.
*
- * @param flowId the the flow id
+ * @param flowName the the flow id
* @param nodeBuilder the node builder
* @param matchBuilder the matchbuilder
- * @param protoPortMatchPriority the protocol priority
+ * @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 flowId, NodeBuilder nodeBuilder,
- MatchBuilder matchBuilder,Integer protoPortMatchPriority,
- boolean write,boolean drop) {
+ 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(matchBuilder.build());
- 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);
+ flowBuilder.setMatch(matchBuilder1.build());
+ FlowUtils.initFlowBuilder(flowBuilder, flowName, getTable()).setPriority(priority);
if (write) {
- // Instantiate the Builders for the OF Actions and Instructions
-
InstructionBuilder ib = this.getMutablePipelineInstructionBuilder();
+ InstructionBuilder ib1 = new InstructionBuilder();
+ ActionBuilder ab = new ActionBuilder();
+ ApplyActionsBuilder aab = new ApplyActionsBuilder();
if (drop) {
InstructionUtils.createDropInstructions(ib);
}
InstructionsBuilder isb = new InstructionsBuilder();
List<Instruction> instructionsList = Lists.newArrayList();
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);
flowBuilder.setInstructions(isb.build());
writeFlow(flowBuilder, nodeBuilder);
} else {
removeFlow(flowBuilder, nodeBuilder);
}
-
}
-
-
@Override
public void setDependencies(BundleContext bundleContext, ServiceReference serviceReference) {
super.setDependencies(bundleContext.getServiceReference(EgressAclProvider.class.getName()), this);