如何解决如何使用AWS GlueOperator触发Glue Job
我的Airflow脚本只有一个任务可以触发粘合作业。我能够创建DAG。下面是我的DAG代码。
from airflow import DAG
from airflow.operators.email_operator import EmailOperator
from airflow.providers.amazon.aws.operators.glue import AwsGlueJobOperator
from datetime import datetime,timedelta
### glue job specific variables
glue_job_name = "my_glue_job"
glue_iam_role = "AWSGlueServiceRole"
region_name = "us-west-2"
email_recipient = "me@gmail.com"
default_args = {
'owner': 'me','start_date': datetime(2020,1,1),'retry_delay': timedelta(minutes=5),'email': email_recipient,'email_on_failure': True
}
with DAG(dag_id = 'glue_af_pipeline',default_args = default_args,schedule_interval = None) as dag:
glue_job_step = AwsGlueJobOperator(
job_name =glue_job_name,script_location = 's3://my-s3-location',region_name = region_name,iam_role_name = glue_iam_role,script_args=None,num_of_dpus=10,task_id = 'glue_job_step',dag = dag
)
glue_job_step
当我运行DAG时,它失败并给出以下错误:
[2020-10-13 08:27:14,315] {logging_mixin.py:112}信息-[2020-10-13 08:27:14,315] {glue.py:114}错误-无法运行AWS胶粘作业,错误: 参数验证失败:参数参数的类型无效, 值:[],类型:
,有效类型: [2020-10-13 08:27:14,315] {taskinstance.py:1058}错误-参数 验证失败:参数参数的类型无效,值:[], 类型: ,有效类型: 追溯(大多数 最近通话结束):文件 “ /usr/local/lib/python3.8/site-packages/airflow/models/taskinstance.py”, 第930行,在_run_raw_task中 结果= task_copy.execute(context = context)文件“ /usr/local/lib/python3.8/site-packages/airflow/providers/amazon/aws/operators/glue.py”, 执行中的第115行 gum_job_run = gum_job.initialize_job(self.script_args)文件“ /usr/local/lib/python3.8/site-packages/airflow/providers/amazon/aws/hooks/glue.py”, 第111行,在initialize_job中 job_run =胶客户端.start_job_run(JobName =作业名称,参数= script_arguments)文件 “ /usr/local/lib/python3.8/site-packages/botocore/client.py”,第337行 在_api_call中 返回self._make_api_call(operation_name,kwargs)文件“ /usr/local/lib/python3.8/site-packages/botocore/client.py”,行628, 在_make_api_call中 request_dict = self._convert_to_request_dict(文件“ /usr/local/lib/python3.8/site-packages/botocore/client.py”,第676行, 在_convert_to_request_dict中 request_dict = self._serializer.serialize_to_request(文件“ /usr/local/lib/python3.8/site-packages/botocore/validate.py”,行 297,在serialize_to_request中 引发ParamValidationError(report = report.generate_report())botocore.exceptions.ParamValidationError:参数验证失败: 参数参数的类型无效,值:[],类型: , 有效类型: [2020-10-13 08:27:14,316] {taskinstance.py:1089}信息-将任务标记为“失败”。
任何建议表示赞赏。
解决方法
如果您正在运行现有的 GlueJob
,请试试这个,
glue_job_step = AwsGlueJobOperator(
task_id = "glue_job_step",job_name = glue_job_name,job_desc = f"triggering glue job {glue_job_name}",region_name = region_name,iam_role_name = glue_iam_role,num_of_dpus = 1,dag = dag
)
如果没有输入参数,则删除 script_args
。
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