piaoquan_crawler/haokanshipin/haokanshipin_main/run_hksp_author.py

import argparse
import time
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 task_fun_mq, get_consumer, ack_message
from common.scheduling_db import MysqlHelper
from common import AliyunLogger
from haokanshipin.haokanshipin_author import HaoKanVideoAccount


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
    AliyunLogger.logging(
        code="1000",
        platform=crawler,
        mode=log_type,
        env=env,
        message=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:
                AliyunLogger.logging(
                    code="1000",
                    platform=crawler,
                    mode=log_type,
                    env=env,
                    message=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,
                )
                # 解析 task_dict
                task_dict = task_fun_mq(msg.message_body)["task_dict"]
                AliyunLogger.logging(
                    code="1000",
                    platform=crawler,
                    mode=log_type,
                    env=env,
                    message="f调度任务:{task_dict}",
                )
                # 解析 rule_dict
                rule_dict = task_fun_mq(msg.message_body)["rule_dict"]
                AliyunLogger.logging(
                    code="1000",
                    platform=crawler,
                    mode=log_type,
                    env=env,
                    message=f"抓取规则:{rule_dict}\n",
                )

                # 解析 user_list
                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=""
                )
                AliyunLogger.logging(
                    code="1003",
                    platform=crawler,
                    mode=log_type,
                    env=env,
                    message="开始抓取"
                )
                for user_dict in user_list:
                    time.sleep(random.randint(10, 20))
                    try:
                        AliyunLogger.logging(
                            code="1000",
                            platform=crawler,
                            mode=log_type,
                            env=env,
                            message="开始抓取好看视频账号 id：{}".format(user_dict["link"]),
                        )
                        # 初始化
                        Baidu = HaoKanVideoAccount(
                            platform=crawler,
                            mode=log_type,
                            rule_dict=rule_dict,
                            user_dict=user_dict,
                            env=env,
                        )
                        Baidu.schedule()
                        AliyunLogger.logging(
                            code="1000",
                            platform=crawler,
                            mode=log_type,
                            env=env,
                            message="完成抓取好看视频账号：{}".format(user_dict["link"]),
                        )
                    except Exception as e:
                        AliyunLogger.logging(
                            code="3000",
                            platform=crawler,
                            mode=log_type,
                            env=env,
                            message="抓取好看视频：{}出现问题， 报错为{}".format(user_dict["link"], e),
                        )

                AliyunLogger.logging(
                    code="1004", platform=crawler, mode=log_type, env=env,message="结束一轮抓取"
                )

        except MQExceptionBase as err:
            # Topic中没有消息可消费。
            if err.type == "MessageNotExist":
                AliyunLogger.logging(
                    code="2000",
                    platform=crawler,
                    mode=log_type,
                    env=env,
                    message=f"No new message! RequestId:{err.req_id}\n",
                )
                continue
            AliyunLogger.logging(
                code="2000",
                platform=crawler,
                mode=log_type,
                env=env,
                message=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,
    )