View source for AWS Lambda Create a Lambda Function with CloudFromation

=External=

* [https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/cfn-reference-lambda.html AWS Lambda Resource Types Reference]

=Internal=

* [[AWS_Lambda_Operations#Create_a_Lambda_Function|AWS Lambda Operations]]
* [[AWS_CloudFormation_Resource_Types#AWS::Lambda|CloudFormation Resource Types]]
* [[AWS Lambda Concepts]]

=Resource Types=
==AWS::Lambda::Function==

{{External|[https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-lambda-function.html AWS::Lambda::Function]}}
{{External|[https://docs.aws.amazon.com/lambda/latest/dg/API_CreateFunction.html CreateFunction]}}

 Resources:
   LambdaExecutionRole:
     Type: AWS::IAM::Role
     Properties:
       RoleName: playground-lambda-execution-role
       Path: /service-role/
       AssumeRolePolicyDocument:
         Version: '2012-10-17'
         Statement:
           - Effect: 'Allow'
             Principal:
               Service:
                 - "lambda.amazonaws.com"
             Action:
               - "sts:AssumeRole"
       Policies:
         - PolicyName: 'inline-policy'
           PolicyDocument:
             Version: '2012-10-17'
             Statement:
               - Effect: 'Allow'
                  Action:
                    - 'logs:CreateLogGroup'
                    - 'logs:CreateLogStream'
                    - 'logs:PutLogEvents'
                  Resource:
                    - 'arn:aws:logs:*:*:*'
                - Effect: 'Allow'
                 Action:
                   - 'ec2:CreateNetworkInterface'
                   - 'ec2:DescribeNetworkInterfaces'
                   - 'ec2:DeleteNetworkInterface'
                 Resource:
                   - '*'
   LambdaExample:
     Type: "AWS::Lambda::Function"
     Properties: 
       [[AWS_Lambda_Concepts#Function_Name|FunctionName]]: my-lambda
       Description: 'Some description'
       [[AWS_Lambda_Concepts#Code|Code]]:
         S3Bucket: a-bucket
         S3Key: a-deployment-package
         # S3ObjectVersion: String
         # ZipFile: String
       [[AWS_Lambda_Concepts#Handler_Code|Handler]]: handler
       [[AWS_Lambda_Concepts#Runtime|Runtime]]: java8
       [[AWS_Lambda_Concepts#Environment_Variables|Environment]]:
         <span id='Variables'></span>Variables:
           MY_ENV_VAR: 'my value'
       [[AWS_Lambda_Concepts#Relationship_to_a_VPC|VpcConfig]]:
         SubnetIds:
           - red-subnet
         SecurityGroupIds:
           - ...
       [[AWS_Lambda_Concepts#Memory_Configuration|MemorySize]]: 128
       [[AWS_Lambda_Concepts#Role|Role]]: !GetAtt LambdaExecutionRole.Arn
       [[AWS_Lambda_Concepts#Timeout|Timeout]]: ''Integer''
       [[AWS_Lambda_Concepts#Concurrent_Execution|ReservedConcurrentExecutions]]: ''Integer''
       [[AWS_Lambda_Concepts#Dead_Letter|DeadLetterConfig]]:
         ''DeadLetterConfig''
       [[AWS_Lambda_Concepts#KMS_Management_Service_Key|KmsKeyArn]]: ''String''
       [[AWS_Lambda_Concepts#Layer|Layers]]:
         - ''String''
       [[AWS_Lambda_Concepts#Tracing|TracingConfig]]:
         ''TracingConfig''
       Tags:
         Resource Tag

=CloudFormation Stack Example=

{{External|https://github.com/ovidiuf/aws-release-pipeline/blob/master/lambda/lambda.yaml}}

=Create a bash Lambda=

{{External|[https://docs.aws.amazon.com/lambda/latest/dg/runtimes-walkthrough.html Publishing a Custom Runtime]}}

=Create a Java Lambda=
{{Internal|AWS Java Lambda Development|AWS Java Lambda Development}}