template.json

{
    "AWSTemplateFormatVersion":"2010-09-09", 
    "Description":"Stack to create the add journey system", 
    "Resources": {
        "CreateJourneyRole": {
            "Type":"AWS::IAM::Role", 
            "Properties": {
                "AssumeRolePolicyDocument": {
                    "Version":"2012-10-17", 
                    "Statement":[ {"Effect":"Allow", "Principal": {"Service":["lambda.amazonaws.com"]}, "Action":["sts:AssumeRole"] }]
                }, 
                "Path":"/", 
                "Policies":[ {
                    "PolicyName":"CreateJourneyPolicy", 
                    "PolicyDocument": {
                        "Version":"2012-10-17", 
                        "Statement":[ {
                                "Effect":"Allow", 
                                "Action":["logs:*"], 
                                "Resource":"arn:aws:logs:*:*:*"
                            },  {
                                "Effect":"Allow", 
                                "Action":["dynamodb:PutItem"], 
                                "Resource":"arn:aws:dynamodb:eu-west-1:209523969378:table/journey-store"
                            }
                        ]
                    }
                }]
            }
        }, 
        "CreateJourneyLambda": {
            "Type":"AWS::Lambda::Function", 
            "Properties": {
                "FunctionName":"create-journey", 
                "Role": {"Fn::GetAtt":["CreateJourneyRole", "Arn"] }, 
                "Runtime":"nodejs12.x", 
                "Handler":"dist/index.handler", 
                "Code": {
                    "S3Bucket":"safe-step-lambda-functions-source", 
                    "S3Key":"create-journey.zip",
                    "S3ObjectVersion": "OVERWRITTEN"
                },
                "Environment": {
                    "Variables": {
                        "NODE_ENV": "production"
                    }
                }
            }
        }
    }
}