# -*- coding: utf-8 -*- # @Author: luojunhui # @Time: 2023/9/25 import argparse import random from mq_http_sdk.mq_client import * from mq_http_sdk.mq_consumer import * from mq_http_sdk.mq_exception import MQExceptionBase sys.path.append(os.getcwd()) from common.public import get_consumer, ack_message, task_fun_mq from common.common import Common from common.scheduling_db import MysqlHelper from xiaoniangao.xiaoniangao_h5.xiaoniangao_h5_schduling import ( XiaoNianGaoH5Scheduling, ) def main(log_type, crawler, topic_name, group_id, env): consumer = get_consumer(topic_name, group_id) # 长轮询表示如果Topic没有消息,则客户端请求会在服务端挂起3秒,3秒内如果有消息可以消费则立即返回响应。 # 长轮询时间3秒(最多可设置为30秒)。 wait_seconds = 30 # 一次最多消费3条(最多可设置为16条)。 batch = 1 Common.logger(log_type, crawler).info( f'{10 * "="}Consume And Ack Message From Topic{10 * "="}\n' f"WaitSeconds:{wait_seconds}\n" f"TopicName:{topic_name}\n" f"MQConsumer:{group_id}" ) Common.logging( log_type, crawler, env, f'{10 * "="}Consume And Ack Message From Topic{10 * "="}\n' f"WaitSeconds:{wait_seconds}\n" f"TopicName:{topic_name}\n" f"MQConsumer:{group_id}", ) while True: try: # 长轮询消费消息。 recv_msgs = consumer.consume_message(batch, wait_seconds) for msg in recv_msgs: xng_h5_start_time = int(time.time()) Common.logger(log_type, crawler).info( f"Receive\n" f"MessageId:{msg.message_id}\n" f"MessageBodyMD5:{msg.message_body_md5}\n" f"MessageTag:{msg.message_tag}\n" f"ConsumedTimes:{msg.consumed_times}\n" f"PublishTime:{msg.publish_time}\n" f"Body:{msg.message_body}\n" f"NextConsumeTime:{msg.next_consume_time}\n" f"ReceiptHandle:{msg.receipt_handle}\n" f"Properties:{msg.properties}" ) Common.logging( log_type, crawler, env, f"Receive\n" f"MessageId:{msg.message_id}\n" f"MessageBodyMD5:{msg.message_body_md5}\n" f"MessageTag:{msg.message_tag}\n" f"ConsumedTimes:{msg.consumed_times}\n" f"PublishTime:{msg.publish_time}\n" f"Body:{msg.message_body}\n" f"NextConsumeTime:{msg.next_consume_time}\n" f"ReceiptHandle:{msg.receipt_handle}\n" f"Properties:{msg.properties}", ) # ack_mq_message ack_message( log_type=log_type, crawler=crawler, recv_msgs=recv_msgs, consumer=consumer, ) # 处理爬虫业务 task_dict = task_fun_mq(msg.message_body)["task_dict"] rule_dict = task_fun_mq(msg.message_body)["rule_dict"] task_id = task_dict["id"] select_user_sql = ( f"""select * from crawler_user_v3 where task_id={task_id}""" ) user_list = MysqlHelper.get_values( log_type, crawler, select_user_sql, env, action="" ) our_uid_list = [] for user in user_list: our_uid_list.append(user["uid"]) our_uid = random.choice(our_uid_list) Common.logger(log_type, crawler).info(f"调度任务:{task_dict}") Common.logging(log_type, crawler, env, f"调度任务:{task_dict}") Common.logger(log_type, crawler).info(f"抓取规则:{rule_dict}") Common.logging(log_type, crawler, env, f"抓取规则:{rule_dict}") # Common.logger(log_type, crawler).info(f"用户列表:{user_list}\n") Common.logger(log_type, crawler).info(f'开始抓取:{task_dict["taskName"]}\n') Common.logging( log_type, crawler, env, f'开始抓取:{task_dict["taskName"]}\n' ) XiaoNianGaoH5Scheduling.get_videoList( log_type=log_type, crawler=crawler, rule_dict=rule_dict, our_uid=our_uid, env=env, ) # Common.del_logs(log_type, crawler) Common.logger(log_type, crawler).info("抓取一轮结束\n") Common.logging(log_type, crawler, env, "抓取一轮结束\n") xng_h5_end_time = int(time.time()) xng_h5_duration = xng_h5_start_time - xng_h5_end_time Common.logger(log_type, crawler).info(f"duration {xng_h5_duration}") Common.logging(log_type, crawler, env, f"duration {xng_h5_duration}") except MQExceptionBase as err: # Topic中没有消息可消费。 if err.type == "MessageNotExist": Common.logger(log_type, crawler).info( f"No new message! RequestId:{err.req_id}\n" ) Common.logging( log_type, crawler, env, f"No new message! RequestId:{err.req_id}\n" ) continue Common.logger(log_type, crawler).info( f"Consume Message Fail! Exception:{err}\n" ) Common.logging( log_type, crawler, env, f"Consume Message Fail! Exception:{err}\n" ) time.sleep(2) continue if __name__ == "__main__": parser = argparse.ArgumentParser() ## 新建参数解释器对象 parser.add_argument("--log_type", type=str) ## 添加参数,注明参数类型 parser.add_argument("--crawler") ## 添加参数 parser.add_argument("--topic_name") ## 添加参数 parser.add_argument("--group_id") ## 添加参数 parser.add_argument("--env") ## 添加参数 args = parser.parse_args() ### 参数赋值,也可以通过终端赋值 main( log_type=args.log_type, crawler=args.crawler, topic_name=args.topic_name, group_id=args.group_id, env=args.env, )