Examples with IntextIpPortMap org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.IntextIpPortMap used on opensource projects

Example 1 with IntextIpPortMap

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.IntextIpPortMap in project netvirt by opendaylight.

the class InterfaceStateEventListener method removeSnatEntriesForPort.

// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
private void removeSnatEntriesForPort(String interfaceName, String routerName) {
    Long routerId = NatUtil.getVpnId(dataBroker, routerName);
    if (routerId == NatConstants.INVALID_ID) {
        LOG.error("removeSnatEntriesForPort : routerId not found for routername {}", routerName);
        return;
    }
    BigInteger naptSwitch = getNaptSwitchforRouter(dataBroker, routerName);
    if (naptSwitch == null || naptSwitch.equals(BigInteger.ZERO)) {
        LOG.error("removeSnatEntriesForPort : NaptSwitch is not elected for router {} with Id {}", routerName, routerId);
        return;
    }
    // getInternalIp for port
    List<String> fixedIps = getFixedIpsForPort(interfaceName);
    if (fixedIps == null) {
        LOG.warn("removeSnatEntriesForPort : Internal Ips not found for InterfaceName {} in router {} with id {}", interfaceName, routerName, routerId);
        return;
    }
    for (String internalIp : fixedIps) {
        LOG.debug("removeSnatEntriesForPort : Internal Ip retrieved for interface {} is {} in router with Id {}", interfaceName, internalIp, routerId);
        IpPort ipPort = NatUtil.getInternalIpPortInfo(dataBroker, routerId, internalIp);
        if (ipPort == null) {
            LOG.debug("removeSnatEntriesForPort : no snatint-ip-port-map found for ip:{}", internalIp);
            continue;
        }
        for (IntIpProtoType protoType : ipPort.getIntIpProtoType()) {
            ProtocolTypes protocol = protoType.getProtocol();
            for (Integer portnum : protoType.getPorts()) {
                // build and remove the flow in outbound table
                try {
                    removeNatFlow(naptSwitch, NwConstants.OUTBOUND_NAPT_TABLE, routerId, internalIp, portnum);
                } catch (Exception ex) {
                    LOG.error("removeSnatEntriesForPort : Failed to remove snat flow for internalIP {} with " + "Port {} protocol {} for routerId {} in OUTBOUNDTABLE of NaptSwitch {}", internalIp, portnum, protocol, routerId, naptSwitch, ex);
                }
                // Get the external IP address and the port from the model
                NAPTEntryEvent.Protocol proto = protocol.toString().equals(ProtocolTypes.TCP.toString()) ? NAPTEntryEvent.Protocol.TCP : NAPTEntryEvent.Protocol.UDP;
                IpPortExternal ipPortExternal = NatUtil.getExternalIpPortMap(dataBroker, routerId, internalIp, String.valueOf(portnum), proto);
                if (ipPortExternal == null) {
                    LOG.error("removeSnatEntriesForPort : Mapping for internalIp {} with port {} is not found in " + "router with Id {}", internalIp, portnum, routerId);
                    return;
                }
                String externalIpAddress = ipPortExternal.getIpAddress();
                Integer portNumber = ipPortExternal.getPortNum();
                // build and remove the flow in inboundtable
                try {
                    removeNatFlow(naptSwitch, NwConstants.INBOUND_NAPT_TABLE, routerId, externalIpAddress, portNumber);
                } catch (Exception ex) {
                    LOG.error("removeSnatEntriesForPort : Failed to remove snat flow internalIP {} with " + "Port {} protocol {} for routerId {} in INBOUNDTABLE of naptSwitch {}", externalIpAddress, portNumber, protocol, routerId, naptSwitch, ex);
                }
                String internalIpPort = internalIp + ":" + portnum;
                // delete the entry from IntExtIpPortMap DS
                try {
                    naptManager.removeFromIpPortMapDS(routerId, internalIpPort, proto);
                    naptManager.removePortFromPool(internalIpPort, externalIpAddress);
                } catch (Exception ex) {
                    LOG.error("removeSnatEntriesForPort : releaseIpExtPortMapping failed, Removal of " + "ipportmap {} for router {} failed", internalIpPort, routerId, ex);
                }
            }
        }
        // delete the entry from SnatIntIpPortMap DS
        LOG.debug("removeSnatEntriesForPort : Removing InternalIp:{} on router {}", internalIp, routerId);
        naptManager.removeFromSnatIpPortDS(routerId, internalIp);
    }
}