ngamsHighLevelLib.py 文件源码

def releaseDiskResource(ngamsCfgObj,
                        slotId):
    """
    Release a disk resource acquired with
    ngamsHighLevelLib.acquireDiskResource().

    ngamsCfgObj:   NG/AMS Configuration Object (ngamsConfig).

    slotId:        Slot ID referring to the disk resource (string).

    Returns:       Void.
    """
    T = TRACE()

    storageSet = ngamsCfgObj.getStorageSetFromSlotId(slotId)
    if (not storageSet.getMutex()): return

    global _diskMutexSems
    if (not _diskMutexSems.has_key(slotId)):
        _diskMutexSems[slotId] = threading.Semaphore(1)
    logger.debug("Releasing disk resource with Slot ID: %s", slotId)
    _diskMutexSems[slotId].release()