db-backup.py

from datetime import datetime, timedelta
from textwrap import dedent
import pendulum
from airflow.operators.bash import BashOperator
from airflow import DAG
from airflow.models import Variable
from data.super_data import superData   # import super data
from fail_alert import fail_alert   # 실패 시 Teams 알림 발송

# set timezone
local_tz = pendulum.timezone("Asia/Seoul")

# set dag
with DAG(
    'db-backup',
    default_args={
        'depends_on_past': False,
        'email': 'kim-jy@lotte.net',
        'on_failure_callback': fail_alert
        #'on_success_callback': fail_alert
    },
    description='dag for super batch jobs',
    schedule_interval='* * */1 * *',
    start_date=datetime(2022, 5, 13, tzinfo=local_tz),
    tags=['test'],
    catchup=False,
) as dag:
    # (Task1) DB 접속 주소 가져오기
    # get_db_ip = BashOperator(
    #     task_id='get_db_ip',
    #     bash_command="kubectl get svc mariadb-galera -o yaml -n mariadb -o jsonpath=\"{.spec.clusterIP}\""
    # )
    mkdir_date = BashOperator(
        task_id='mkdir_date',
        bash_command="pwd"
    )

    # # (Task2) 헬스체크
    # health_check = BashOperator(
    #     task_id='health_check',
    #     bash_command="curl -X GET -v {api_url}/api/v1/core/health \'-H accept: application/json\'".format(
    #         api_url=Variable.get("INF_API_URL")
    #     ),
    # )



    # 작업 순서 정의
    # get_db_ip >> health_check >> post_super_tasks
    mkdir_date