def monitor_download_status():
redis_queue = RedisMsgQueue()
while True:
all_files_old_json = redis_queue.hash_get_all(
consts.constant_manager.DOWNLOAD_STATUS_QUEUE_NAME)
for hash_sign in all_files_old_json.keys():
all_files_old_json[hash_sign] = from_string_to_json(
all_files_old_json[hash_sign])
all_files_old_json[hash_sign]['now_size'] = get_file_size(
all_files_old_json[hash_sign]['absolute_path'])
time.sleep(10) # 5分钟下载中文件大小不变化，认为下载服务异常挂掉，删除下载队列
all_files_new_json = redis_queue.hash_get_all(
consts.constant_manager.DOWNLOAD_STATUS_QUEUE_NAME)
for hash_sign in all_files_new_json:
all_files_new_json[hash_sign] = from_string_to_json(
all_files_new_json[hash_sign])
all_files_new_json[hash_sign]['now_size'] = get_file_size(
all_files_new_json[hash_sign]['absolute_path'])
if int(all_files_new_json[hash_sign]['now_size']) - int(
all_files_old_json[hash_sign]['now_size']) == 0:
redis_queue.hash_del(
consts.constant_manager.DOWNLOAD_STATUS_QUEUE_NAME,
hash_sign)
logging.debug('monitor download queue')
pass
def downloading_status_manager(self):
if self.status == consts.constant_manager.DOWNLOADING:
download_file_status_json = copy.deepcopy(
tmp_download_file_status_json)
download_file_status_json['hash_sign'] = self.hash_sign
download_file_status_json['absolute_path'] = self.title
download_file_status_json['total_size'] = self.total
download_file_status_json['now_size'] = self.now_size
download_file_status_json['download_speed'] = self.speed
download_file_status_json['status'] = self.status
scheduler_download_status_queue(download_file_status_json)
elif self.status == consts.constant_manager.DOWNLOAD_OVER:
redis_queue = RedisMsgQueue()
redis_queue.hash_del(
consts.constant_manager.DOWNLOAD_STATUS_QUEUE_NAME,
self.hash_sign)
def demo_queue():
redis_queue = RedisMsgQueue()
aa = redis_queue.hash_del(
consts.constant_manager.DOWNLOAD_STATUS_QUEUE_NAME,
'748ffc2387967c2d0ec518516239ea42')
pass