Domain block job events handler

def _domain_event_block_job_cb(conn, domain, disk, job_type, status, opaque):
    '''
    Domain block job events handler
    '''
    _salt_send_domain_event(opaque, conn, domain, opaque['event'], {
        'disk': disk,
        'type': _get_libvirt_enum_string('VIR_DOMAIN_BLOCK_JOB_TYPE_', job_type),
        'status': _get_libvirt_enum_string('VIR_DOMAIN_BLOCK_JOB_', status)
    })