'Notify all agent extensions to update router.'

def update_router(self, context, data):

    for extension in self:
        if hasattr(extension.obj, 'update_router'):
            extension.obj.update_router(context, data)
        else:
            LOG.error(_LE("Agent    Extension    '%(name)s'    does    not    implement    method    update_router"), {'name': extension.name})
