package org.opendaylight.controller.forwardingrulesmanager_mdsal.consumer.impl;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.group.buckets.bucket.Actions;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.opendaylight.controller.sal.utils.IPProtocols;
+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.inet.types.rev100924.Uri;
+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.action.ControllerAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.OutputAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.PushMplsAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.PushPbbAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.PushVlanAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetDlDstAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetDlSrcAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetQueueAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetTpDstAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetTpSrcAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetVlanIdAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetVlanPcpAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.NodeFlow;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Instructions;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ApplyActions;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ClearActions;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.GoToTable;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.Meter;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.WriteActions;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanPcp;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.Match;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.EthernetMatch;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.IpMatch;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.VlanMatch;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
public class FRMUtil {
+ protected static final Logger logger = LoggerFactory.getLogger(FRMUtil.class);
private static final String NAMEREGEX = "^[a-zA-Z0-9]+$";
- public enum operation {ADD, DELETE, UPDATE, GET};
-
-
+
+ public static enum operation {
+ ADD, DELETE, UPDATE, GET
+ };
+
public static boolean isNameValid(String name) {
-
- // Name validation
+
+ // Name validation
if (name == null || name.trim().isEmpty() || !name.matches(NAMEREGEX)) {
return false;
}
return true;
-
+
+ }
+
+ public static boolean validateMatch(NodeFlow flow) {
+ Match match = flow.getMatch();
+ if (match != null) {
+ EthernetMatch ethernetmatch = match.getEthernetMatch();
+ IpMatch ipmatch = match.getIpMatch();
+ VlanMatch vlanmatch = match.getVlanMatch();
+ match.getIcmpv4Match();
+
+ if (ethernetmatch != null) {
+ if ((ethernetmatch.getEthernetSource() != null)
+ && !isL2AddressValid(ethernetmatch.getEthernetSource().toString())) {
+
+ logger.error("Ethernet source address %s is not valid. Example: 00:05:b9:7c:81:5f",
+ ethernetmatch.getEthernetSource());
+ return false;
+ }
+
+ if ((ethernetmatch.getEthernetDestination() != null)
+ && !isL2AddressValid(ethernetmatch.getEthernetDestination().toString())) {
+ logger.error("Ethernet destination address %s is not valid. Example: 00:05:b9:7c:81:5f",
+ ethernetmatch.getEthernetDestination());
+ return false;
+ }
+
+ if (ethernetmatch.getEthernetType() != null) {
+ int type = Integer.decode(ethernetmatch.getEthernetType().toString());
+ if ((type < 0) || (type > 0xffff)) {
+ logger.error("Ethernet type is not valid");
+ return false;
+ }
+ }
+ } else if (ipmatch != null) {
+ if (ipmatch.getIpProtocol() != null && isProtocolValid(ipmatch.getIpProtocol().toString())) {
+ logger.error("Protocol is not valid");
+ return false;
+ }
+ } else if (vlanmatch != null) {
+ if (vlanmatch.getVlanId() != null && isVlanIdValid(vlanmatch.getVlanId().toString())) {
+ logger.error("Vlan ID is not in the range 0 - 4095");
+ return false;
+ }
+
+ if (vlanmatch.getVlanPcp() != null && isVlanPriorityValid(vlanmatch.getVlanPcp().toString())) {
+ logger.error("Vlan priority is not in the range 0 - 7");
+ return false;
+ }
+ }
+ }
+
+ return true;
+ }
+
+ public static boolean validateActions(List<Action> actions) {
+
+ if (actions == null || actions.isEmpty()) {
+ logger.error("Actions value is null or empty");
+ return false;
+ }
+
+ for (Action curaction : actions) {
+ org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.Action action = curaction
+ .getAction();
+ if (action instanceof ControllerAction) {
+ Integer length = ((ControllerAction) action).getMaxLength();
+ if (length < 0 || length > 65294) {
+ logger.error("Controller: MaxLength is not valid");
+ return false;
+ }
+ } else if (action instanceof OutputAction) {
+ Integer length = ((OutputAction) action).getMaxLength();
+ List<Uri> outputnodeconnector = ((OutputAction) action).getOutputNodeConnector();
+ if (length < 0 || length > 65294) {
+ logger.error("OutputAction: MaxLength is not valid");
+ return false;
+ }
+ if (outputnodeconnector != null) {
+ // TODO
+ }
+ } else if (action instanceof PushMplsAction) {
+ Integer ethertype = ((PushMplsAction) action).getEthernetType();
+ if (ethertype != null && ethertype != 0x8847 && ethertype != 0x8848) {
+ logger.error("Ether Type is not valid for PushMplsAction");
+ return false;
+ }
+ } else if (action instanceof PushPbbAction) {
+ Integer ethertype = ((PushPbbAction) action).getEthernetType();
+ if (ethertype != null && ethertype != 0x88E7) {
+ logger.error("Ether type is not valid for PushPbbAction");
+ return false;
+ }
+ } else if (action instanceof PushVlanAction) {
+ Integer ethertype = ((PushVlanAction) action).getEthernetType();
+ if (ethertype != null && ethertype != 0x8100 && ethertype != 0x88a8) {
+ logger.error("Ether Type is not valid for PushVlanAction");
+ return false;
+ }
+ } else if (action instanceof SetDlDstAction || action instanceof SetDlSrcAction) {
+ MacAddress address = ((SetDlDstAction) action).getAddress();
+ if (address != null && !isL2AddressValid(address.toString())) {
+ logger.error("SetDlDstAction: Address not valid");
+ return false;
+ }
+ } else if (action instanceof SetDlSrcAction) {
+ MacAddress address = ((SetDlSrcAction) action).getAddress();
+ if (address != null && !isL2AddressValid(address.toString())) {
+ logger.error("SetDlSrcAction: Address not valid");
+ return false;
+ }
+ } else if (action instanceof SetQueueAction) {
+ String queue = ((SetQueueAction) action).getQueue();
+ if (queue != null && !isQueueValid(queue)) {
+ logger.error("Queue Id not valid");
+ return false;
+ }
+ } else if (action instanceof SetTpDstAction) {
+ PortNumber port = ((SetTpDstAction) action).getPort();
+ if (port != null && !isPortValid(port)) {
+ logger.error("Port not valid");
+ }
+ } else if (action instanceof SetTpSrcAction) {
+ PortNumber port = ((SetTpSrcAction) action).getPort();
+ if (port != null && !isPortValid(port)) {
+ logger.error("Port not valid");
+ }
+ } else if (action instanceof SetVlanIdAction) {
+ VlanId vlanid = ((SetVlanIdAction) action).getVlanId();
+ if (vlanid != null && !isVlanIdValid(vlanid.toString())) {
+ logger.error("Vlan ID %s is not in the range 0 - 4095");
+ return false;
+ }
+ } else if (action instanceof SetVlanPcpAction) {
+ VlanPcp vlanpcp = ((SetVlanPcpAction) action).getVlanPcp();
+ if (vlanpcp != null && !isVlanPriorityValid(vlanpcp.toString())) {
+ logger.error("Vlan priority %s is not in the range 0 - 7");
+ return false;
+ }
+ }
+ }
+ return true;
+ }
+
+ public static boolean validateInstructions(NodeFlow flow) {
+ List<Instruction> instructionsList = new ArrayList<>();
+ Instructions instructions = flow.getInstructions();
+ instructionsList = instructions.getInstruction();
+
+ for (Instruction instruction : instructionsList) {
+ org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.Instruction curInstruction = instruction
+ .getInstruction();
+ if (curInstruction instanceof GoToTable) {
+
+ Short tableid = ((GoToTable) curInstruction).getTableId();
+ if (tableid < 0) {
+ logger.error("table id is not valid");
+ return false;
+ }
+ }
+
+ else if (curInstruction instanceof WriteActions) {
+
+ List<Action> action = ((WriteActions) curInstruction).getAction();
+ validateActions(action);
+
+ }
+
+ else if (curInstruction instanceof ApplyActions) {
+ List<Action> action = ((ApplyActions) curInstruction).getAction();
+ validateActions(action);
+ }
+
+ else if (curInstruction instanceof ClearActions) {
+ List<Action> action = ((ClearActions) curInstruction).getAction();
+ validateActions(action);
+ }
+
+ else if (curInstruction instanceof Meter) {
+
+ String meter = ((Meter) curInstruction).getMeter();
+ if (meter != null && !isValidMeter(meter)) {
+ logger.error("Meter Id is not valid");
+ return false;
+ }
+ }
+
+ }
+
+ return true;
+ }
+
+ public static boolean isValidMeter(String meter) {
+ // TODO
+ return true;
+ }
+
+ public static boolean isQueueValid(String queue) {
+ // TODO
+ return true;
}
-
- public static boolean areActionsValid(Actions actions) {
- // List<Action> actionList;
- // Action actionRef;
- // if (null != actions && null != actions.getAction()) {
- // actionList = actions.getAction();
-
-
-
- // }
-
+ public static boolean isPortValid(PortNumber port) {
+ // TODO
return true;
}
+
+ public static boolean isL2AddressValid(String mac) {
+ if (mac == null) {
+ return false;
+ }
+
+ Pattern macPattern = Pattern.compile("([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}");
+ Matcher mm = macPattern.matcher(mac);
+ if (!mm.matches()) {
+ logger.debug("Ethernet address {} is not valid. Example: 00:05:b9:7c:81:5f", mac);
+ return false;
+ }
+ return true;
+ }
+
+ public static boolean isProtocolValid(String protocol) {
+ IPProtocols proto = IPProtocols.fromString(protocol);
+ return (proto != null);
+ }
+
+ public static boolean isVlanIdValid(String vlanId) {
+ int vlan = Integer.decode(vlanId);
+ return ((vlan >= 0) && (vlan < 4096));
+ }
+
+ public static boolean isVlanPriorityValid(String vlanPriority) {
+ int pri = Integer.decode(vlanPriority);
+ return ((pri >= 0) && (pri < 8));
+ }
}