Examples with BRIDGE_CONTROLLER org.onosproject.ovsdb.controller.OvsdbConstant.BRIDGE_CONTROLLER used on opensource projects

Example 1 with BRIDGE_CONTROLLER

use of org.onosproject.ovsdb.controller.OvsdbConstant.BRIDGE_CONTROLLER in project onos by opennetworkinglab.

the class DefaultOvsdbClient method setControllersWithUuid.

private void setControllersWithUuid(Uuid bridgeUuid, List<ControllerInfo> controllers) {
    DatabaseSchema dbSchema = schema.get(DATABASENAME);
    if (dbSchema == null) {
        log.debug("There is no schema");
        return;
    }
    List<Controller> oldControllers = getControllers(bridgeUuid);
    if (oldControllers == null) {
        log.warn("There are no controllers");
        return;
    }
    Set<ControllerInfo> newControllers = new HashSet<>(controllers);
    List<Controller> removeControllers = new ArrayList<>();
    oldControllers.forEach(controller -> {
        ControllerInfo controllerInfo = new ControllerInfo((String) controller.getTargetColumn().data());
        if (newControllers.contains(controllerInfo)) {
            newControllers.remove(controllerInfo);
        } else {
            removeControllers.add(controller);
        }
    });
    OvsdbRowStore controllerRowStore = getRowStore(DATABASENAME, CONTROLLER);
    if (controllerRowStore == null) {
        log.debug("There is no controller table");
        return;
    }
    newControllers.stream().map(c -> {
        Controller controller = (Controller) TableGenerator.createTable(dbSchema, OvsdbTable.CONTROLLER);
        controller.setTarget(c.target());
        return controller;
    }).forEach(c -> insertConfig(CONTROLLER, UUID, BRIDGE, BRIDGE_CONTROLLER, bridgeUuid.value(), c.getRow()));
    // Controller removal is extremely dangerous operation, because with
    // empty controller list, all existing flow rules will be wiped out.
    // To harden the setController operation, we need to double check whether
    // the updated controller list size is bigger than the remove controller list size
    List<Controller> updatedControllers = getControllers(bridgeUuid);
    if (updatedControllers != null && updatedControllers.size() > removeControllers.size()) {
        removeControllers.forEach(c -> deleteConfig(CONTROLLER, UUID, c.getRow().uuid().value(), BRIDGE, BRIDGE_CONTROLLER, c.getRow().uuid()));
    } else {
        log.warn("New controllers were not properly configured to OVS " + "bridge {} or failed to retrieve controller list from OVS " + "bridge {}", bridgeUuid, bridgeUuid);
    }
}