Examples with WriteTransaction org.opendaylight.controller.md.sal.binding.api.WriteTransaction used on opensource projects

Example 11 with WriteTransaction

use of org.opendaylight.controller.md.sal.binding.api.WriteTransaction in project netvirt by opendaylight.

the class CentralizedSwitchChangeListener method update.

@Override
protected void update(InstanceIdentifier<RouterToNaptSwitch> key, RouterToNaptSwitch origRouterToNaptSwitch, RouterToNaptSwitch updatedRouterToNaptSwitch) {
    LOG.debug("Updating old {} new {}", origRouterToNaptSwitch, updatedRouterToNaptSwitch);
    if (updatedRouterToNaptSwitch.getPrimarySwitchId() != origRouterToNaptSwitch.getPrimarySwitchId()) {
        WriteTransaction removeTx = dataBroker.newWriteOnlyTransaction();
        setupRouterGwFlows(origRouterToNaptSwitch, removeTx, NwConstants.DEL_FLOW);
        removeTx.submit();
        WriteTransaction writeTx = dataBroker.newWriteOnlyTransaction();
        setupRouterGwFlows(updatedRouterToNaptSwitch, writeTx, NwConstants.ADD_FLOW);
        writeTx.submit();
    }
}

Example 12 with WriteTransaction

use of org.opendaylight.controller.md.sal.binding.api.WriteTransaction in project netvirt by opendaylight.

the class DpnInVpnChangeListener method onRemoveDpnEvent.

@Override
public void onRemoveDpnEvent(RemoveDpnEvent notification) {
    RemoveEventData eventData = notification.getRemoveEventData();
    final String rd = eventData.getRd();
    final String vpnName = eventData.getVpnName();
    BigInteger dpnId = eventData.getDpnId();
    LOG.trace("Remove Dpn Event notification received for rd {} VpnName {} DpnId {}", rd, vpnName, dpnId);
    synchronized (vpnName.intern()) {
        InstanceIdentifier<VpnInstanceOpDataEntry> id = VpnUtil.getVpnInstanceOpDataIdentifier(rd);
        Optional<VpnInstanceOpDataEntry> vpnOpValue = VpnUtil.read(dataBroker, LogicalDatastoreType.OPERATIONAL, id);
        if (vpnOpValue.isPresent()) {
            VpnInstanceOpDataEntry vpnInstOpData = vpnOpValue.get();
            List<VpnToDpnList> vpnToDpnList = vpnInstOpData.getVpnToDpnList();
            boolean flushDpnsOnVpn = true;
            for (VpnToDpnList dpn : vpnToDpnList) {
                if (dpn.getDpnState() == VpnToDpnList.DpnState.Active) {
                    flushDpnsOnVpn = false;
                    break;
                }
            }
            if (flushDpnsOnVpn) {
                WriteTransaction writeTxn = dataBroker.newWriteOnlyTransaction();
                deleteDpn(vpnToDpnList, rd, writeTxn);
                try {
                    writeTxn.submit().get();
                } catch (InterruptedException | ExecutionException e) {
                    LOG.error("Error removing dpnToVpnList for vpn {} ", vpnName);
                    throw new RuntimeException(e.getMessage(), e);
                }
            }
        }
    }
}

Example 13 with WriteTransaction

use of org.opendaylight.controller.md.sal.binding.api.WriteTransaction in project netvirt by opendaylight.

the class StatisticsImpl method deleteCounterRequest.

private void deleteCounterRequest(CounterRequests counterRequest, ElementCountersDirection direction) {
    WriteTransaction tx = db.newWriteOnlyTransaction();
    if (ElementCountersDirection.INGRESS.equals(direction)) {
        tx.delete(LogicalDatastoreType.CONFIGURATION, InstanceIdentifier.builder(IngressElementCountersRequestConfig.class).child(CounterRequests.class, new CounterRequestsKey(counterRequest.getKey().getRequestId())).build());
    } else if (ElementCountersDirection.EGRESS.equals(direction)) {
        tx.delete(LogicalDatastoreType.CONFIGURATION, InstanceIdentifier.builder(EgressElementCountersRequestConfig.class).child(CounterRequests.class, new CounterRequestsKey(counterRequest.getKey().getRequestId())).build());
    }
    tx.submit();
}

Example 14 with WriteTransaction

use of org.opendaylight.controller.md.sal.binding.api.WriteTransaction in project netvirt by opendaylight.

the class ExternalNetworksChangeListener method update.

@Override
protected void update(InstanceIdentifier<Networks> identifier, Networks original, Networks update) {
    // Check for VPN disassociation
    Uuid originalVpn = original.getVpnid();
    Uuid updatedVpn = update.getVpnid();
    coordinator.enqueueJob(NatConstants.NAT_DJC_PREFIX + update.getKey(), () -> {
        WriteTransaction writeFlowInvTx = dataBroker.newWriteOnlyTransaction();
        List<ListenableFuture<Void>> futures = new ArrayList<>();
        if (originalVpn == null && updatedVpn != null) {
            // external network is dis-associated from L3VPN instance
            associateExternalNetworkWithVPN(update, writeFlowInvTx);
        } else if (originalVpn != null && updatedVpn == null) {
            // external network is associated with vpn
            disassociateExternalNetworkFromVPN(update, originalVpn.getValue());
            // Remove the SNAT entries
            removeSnatEntries(original, original.getId(), writeFlowInvTx);
        }
        futures.add(NatUtil.waitForTransactionToComplete(writeFlowInvTx));
        return futures;
    }, NatConstants.NAT_DJC_MAX_RETRIES);
}

Example 15 with WriteTransaction

use of org.opendaylight.controller.md.sal.binding.api.WriteTransaction in project netvirt by opendaylight.

the class ExternalNetworksChangeListener method disassociateExternalNetworkFromVPN.

private void disassociateExternalNetworkFromVPN(Networks network, String vpnName) {
    List<Uuid> routerIds = network.getRouterIds();
    for (Uuid routerId : routerIds) {
        InstanceIdentifier<RouterPorts> routerPortsId = NatUtil.getRouterPortsId(routerId.getValue());
        Optional<RouterPorts> optRouterPorts = MDSALUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, routerPortsId);
        if (!optRouterPorts.isPresent()) {
            LOG.debug("disassociateExternalNetworkFromVPN : Could not read Router Ports data object with id: {} " + "to handle disassociate ext nw {}", routerId, network.getId());
            continue;
        }
        RouterPorts routerPorts = optRouterPorts.get();
        List<Ports> interfaces = routerPorts.getPorts();
        WriteTransaction removeFlowInvTx = dataBroker.newWriteOnlyTransaction();
        for (Ports port : interfaces) {
            String portName = port.getPortName();
            BigInteger dpnId = NatUtil.getDpnForInterface(interfaceManager, portName);
            if (dpnId.equals(BigInteger.ZERO)) {
                LOG.debug("disassociateExternalNetworkFromVPN : DPN not found for {}," + "skip handling of ext nw {} disassociation", portName, network.getId());
                continue;
            }
            List<InternalToExternalPortMap> intExtPortMapList = port.getInternalToExternalPortMap();
            for (InternalToExternalPortMap intExtPortMap : intExtPortMapList) {
                floatingIpListener.removeNATFlowEntries(dpnId, portName, vpnName, routerId.getValue(), intExtPortMap, removeFlowInvTx);
            }
        }
        NatUtil.waitForTransactionToComplete(removeFlowInvTx);
    }
}