我创建了两个Dag来检查Airflow的电子邮件配置。 基本上,我想在工作失败时获得电子邮件警报。 我也通过以下链接进行了操作,但是很遗憾,我无法解决问题。
DAG之一:(成功工作)
from datetime import datetime
from datetime import timedelta
from airflow import DAG
from airflow.operators.dummy_operator import DummyOperator
from airflow.operators.python_operator import PythonOperator
default_args = {
'owner': 'Airflow',
'depends_on_past': False,
'start_date': datetime(2015, 6, 1),
'email': ['firstnamelastname@company.com','firstnamelastname@company.com'],
'email_on_failure': True,
'email_on_retry': True,
'retries': 1,
'retry_delay': timedelta(seconds=5),
'email_on_success': True
# 'queue': 'bash_queue',
# 'pool': 'backfill',
# 'priority_weight': 10,
# 'end_date': datetime(2016, 1, 1),
}
def print_hello():
return 'Hello world!'
dag = DAG('success', description='Simple tutorial DAG',
schedule_interval='0 12 * * *',default_args=default_args,
start_date=datetime(2017, 3, 20), catchup=False)
dummy_operator = DummyOperator(task_id='dummy_task', retries=3, dag=dag)
hello_operator = PythonOperator(task_id='hello_task', python_callable=print_hello, dag=dag)
dummy_operator >> hello_operator
DAG 2 :(失败的工作)
from datetime import datetime
from datetime import timedelta
from airflow import DAG
from airflow.operators.dummy_operator import DummyOperator
from airflow.operators.python_operator import PythonOperator
default_args = {
'owner': 'Airflow',
'depends_on_past': False,
'start_date': datetime(2015, 6, 1),
'email': ['firstnamelastname@company.com','firstnamelastname@company.com'],
'email_on_failure': True,
'email_on_retry': True,
'retries': 1,
'retry_delay': timedelta(seconds=5),
'email_on_success': True
# 'queue': 'bash_queue',
# 'pool': 'backfill',
# 'priority_weight': 10,
# 'end_date': datetime(2016, 1, 1),
}
def print_hello():
xxxx
return 'Hello world!'
dag = DAG('success', description='Simple tutorial DAG',
schedule_interval='0 12 * * *',default_args=default_args,
start_date=datetime(2017, 3, 20), catchup=False)
dummy_operator = DummyOperator(task_id='dummy_task', retries=3, dag=dag)
hello_operator = PythonOperator(task_id='hello_task', python_callable=print_hello, dag=dag)
dummy_operator >> hello_operator
我原本希望收到有关这两项工作的电子邮件。由于这两个作业均包含 email_on_success 和 email_on_failure 的配置 但是我没有收到任何电子邮件。
请查看作业运行统计信息:
这是我在airflow.cfg下的 SMTP配置:
smtp_host = email-smtp.ap-south-1.amazonaws.com
smtp_starttls = True
smtp_ssl = False
# Uncomment and set the user/pass settings if you want to use SMTP AUTH
smtp_user = XXXXXXXXXXXXXXXXXXX
smtp_password = XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
smtp_port = 587
smtp_mail_from = firstnamelastname@company.com
我已经从SES服务下的Create My SMTP Credentials
获取了用户名和密码。我还有一个经过验证的电子邮件地址。我的EC2的安全组包含所有协议,所有端口和目标0.0.0.0/0
我在这里还想念什么? 可以为电子邮件发送过程配置/生成日志吗?