dwt_bsr_asin_detail.py

import os
import sys

sys.path.append(os.path.dirname(sys.path[0]))
from utils.db_util import DBUtil, DbTypes
from utils.ssh_util import SSHUtil
from utils.common_util import CommonUtil


def export_postgresql():
    pass


def export_postgresql_cluster():

    pass


if __name__ == '__main__':
    site_name = CommonUtil.get_sys_arg(1, None)
    date_info = CommonUtil.get_sys_arg(2, None)
    #  获取最后一个参数
    test_flag = CommonUtil.get_sys_arg(len(sys.argv) - 1, None)
    # 工作时间不导出
    date_type = "day"
    CommonUtil.judge_is_work_hours(site_name=site_name,
                                   date_type=date_type,
                                   date_info=date_info,
                                   principal='wujicang',
                                   priority=1,
                                   export_tools_type=1)

    if test_flag == 'test':
        db_type = DbTypes.postgresql_test.name
    else:
        db_type = DbTypes.postgresql_cluster.name
    print(f"导出到{db_type}中")

    engine = DBUtil.get_db_engine(db_type, site_name)
    d_month_now = CommonUtil.reformat_date(date_info, "%Y-%m-%d", "%Y_%m", )
    rel_date_info = CommonUtil.reformat_date(date_info, "%Y-%m-%d", "%Y-%m", )
    next_month = CommonUtil.get_month_offset(rel_date_info, 1)
    # 导出表
    export_master_tb = f"{site_name}_bsr_asin_detail"
    export_tb = f"{export_master_tb}_{d_month_now}"
    export_tb_copy = f"{export_master_tb}_{d_month_now}_copy"

    with engine.connect() as connection:
        sql = f"""
                create table if not exists {export_tb} partition of {export_master_tb} for values from ('{rel_date_info}') to ('{next_month}');
                drop table if exists {export_tb_copy};
                create table if not exists {export_tb_copy}
                (
                    like {export_tb} including indexes including comments
                );
                """
        print("================================执行sql================================")
        print(sql)
        connection.execute(sql)
        connection.close()

    # 导出表名
    sh = CommonUtil.build_export_sh(
        site_name=site_name,
        db_type=db_type,
        hive_tb="dwt_bsr_asin_detail",
        export_tb=export_tb_copy,
        col=[
            "asin",
            "title",
            "img_url",
            "ao_val",
            "rating",
            "total_comments",
            "bsr_orders",
            "bsr_orders_change",
            "price",
            "weight",
            "launch_time",
            "date_info",
            "brand_name",
            "buy_box_seller_type",
            "account_name",
            "volume",
            "img_type",
            "last_update_time",
            "asin_type",
            "asin_air_freight_gross_margin",
            "asin_ocean_freight_gross_margin",
            "asin_unlaunch_time",
            "seller_id",
            "seller_country_name",
            "category_first_id",
            "first_category_rank",
            "first_category_rank_date",
            "package_quantity",
            "asin_launch_time_type",
            "seller_country_type",
            "asin_bought_month",
        ],
        partition_dict={
            "site_name": site_name,
            "date_info": rel_date_info
        }
    )

    client = SSHUtil.get_ssh_client()
    SSHUtil.exec_command_async(client, sh, ignore_err=False)
    client.close()

    # 交换分区表名
    DBUtil.exchange_pg_part_tb(
        engine,
        source_tb_name=export_tb_copy,
        part_master_tb=export_master_tb,
        part_target_tb=export_tb,
        part_val={
            "from": [rel_date_info],
            "to": [next_month]
        },
        cp_index_flag=False,
    )

    #  修改状态
    sql = f""" insert ignore into workflow_everyday (site_name, report_date, status, status_val, table_name, date_type, page, is_end, remark)
               values ('{site_name}', '{date_info}', '导出PG数据库', 14, '{site_name}_bsr_asin_rank', 'day', 'BSR榜单', '是', 'BS榜单对应的TOP100ASIN')
                """
    CommonUtil.modify_export_workflow_status(
        update_workflow_sql=sql,
        site_name=site_name,
        date_type=date_type,
        date_info=date_info
    )
    print("success")