Source code for airflow.contrib.hooks.aws_lambda_hook

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"""
This module contains AWS Lambda hook
"""
from airflow.contrib.hooks.aws_hook import AwsHook


[docs]class AwsLambdaHook(AwsHook): """ Interact with AWS Lambda :param function_name: AWS Lambda Function Name :type function_name: str :param region_name: AWS Region Name (example: us-west-2) :type region_name: str :param log_type: Tail Invocation Request :type log_type: str :param qualifier: AWS Lambda Function Version or Alias Name :type qualifier: str :param invocation_type: AWS Lambda Invocation Type (RequestResponse, Event etc) :type invocation_type: str :param config: Configuration for botocore client. (https://boto3.amazonaws.com/v1/documentation/api/latest/reference/core/session.html) :type config: botocore.client.Config """ def __init__(self, function_name, region_name=None, log_type='None', qualifier='$LATEST', invocation_type='RequestResponse', config=None, *args, **kwargs): self.function_name = function_name self.region_name = region_name self.log_type = log_type self.invocation_type = invocation_type self.qualifier = qualifier self.conn = None self.config = config super(AwsLambdaHook, self).__init__(*args, **kwargs)
[docs] def get_conn(self): self.conn = self.get_client_type('lambda', self.region_name, config=self.config) return self.conn
[docs] def invoke_lambda(self, payload): """ Invoke Lambda Function """ awslambda_conn = self.get_conn() response = awslambda_conn.invoke( FunctionName=self.function_name, InvocationType=self.invocation_type, LogType=self.log_type, Payload=payload, Qualifier=self.qualifier ) return response

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