Examples with DisAssociateHwvtepFromElanJob org.opendaylight.netvirt.elan.l2gw.jobs.DisAssociateHwvtepFromElanJob used on opensource projects

Example 1 with DisAssociateHwvtepFromElanJob

use of org.opendaylight.netvirt.elan.l2gw.jobs.DisAssociateHwvtepFromElanJob in project netvirt by opendaylight.

the class L2GatewayConnectionUtils method disAssociateHwvtepsFromElan.

private void disAssociateHwvtepsFromElan(String elanName, L2gatewayConnection input) {
    Integer defaultVlan = input.getSegmentId();
    List<L2GatewayDevice> l2Devices = ElanL2GwCacheUtils.getAllElanDevicesFromCache();
    List<Devices> l2gwDevicesToBeDeleted = new ArrayList<>();
    for (L2GatewayDevice elanL2gwDevice : l2Devices) {
        if (elanL2gwDevice.getL2GatewayIds().contains(input.getKey().getUuid())) {
            l2gwDevicesToBeDeleted.addAll(elanL2gwDevice.getDevicesForL2gwConnectionId(input.getKey().getUuid()));
        }
    }
    if (l2gwDevicesToBeDeleted.isEmpty()) {
        // delete logical switch
        Uuid l2GatewayId = input.getL2gatewayId();
        L2gateway l2Gateway = L2GatewayConnectionUtils.getNeutronL2gateway(broker, l2GatewayId);
        if (l2Gateway == null) {
            LOG.error("Failed to find the l2gateway for the connection {}", input.getUuid());
            return;
        } else {
            l2gwDevicesToBeDeleted.addAll(l2Gateway.getDevices());
        }
    }
    for (Devices l2Device : l2gwDevicesToBeDeleted) {
        String l2DeviceName = l2Device.getDeviceName();
        L2GatewayDevice l2GatewayDevice = l2GatewayCache.get(l2DeviceName);
        String hwvtepNodeId = l2GatewayDevice.getHwvtepNodeId();
        boolean isLastL2GwConnDeleted = false;
        L2GatewayDevice elanL2GwDevice = ElanL2GwCacheUtils.getL2GatewayDeviceFromCache(elanName, hwvtepNodeId);
        if (elanL2GwDevice != null && isLastL2GwConnBeingDeleted(elanL2GwDevice)) {
            // Delete L2 Gateway device from 'ElanL2GwDevice' cache
            LOG.debug("Elan L2Gw Conn cache removed for id {}", hwvtepNodeId);
            ElanL2GwCacheUtils.removeL2GatewayDeviceFromCache(elanName, hwvtepNodeId);
            isLastL2GwConnDeleted = true;
        } else {
            Uuid l2GwConnId = input.getKey().getUuid();
            LOG.debug("Elan L2Gw Conn cache with id {} is being referred by other L2Gw Conns; so only " + "L2 Gw Conn {} reference is removed", hwvtepNodeId, l2GwConnId);
            if (elanL2GwDevice != null) {
                elanL2GwDevice.removeL2GatewayId(l2GwConnId);
            } else {
                isLastL2GwConnDeleted = true;
            }
        }
        DisAssociateHwvtepFromElanJob disAssociateHwvtepToElanJob = new DisAssociateHwvtepFromElanJob(elanL2GatewayUtils, elanL2GatewayMulticastUtils, elanL2GwDevice, elanName, () -> elanInstanceCache.get(elanName).orNull(), l2Device, defaultVlan, hwvtepNodeId, isLastL2GwConnDeleted);
        elanClusterUtils.runOnlyInOwnerNode(disAssociateHwvtepToElanJob.getJobKey(), "remove l2gw connection job", disAssociateHwvtepToElanJob);
    }
}