policy-quickstart-mongodb-atlas-installer.yaml

AWSTemplateFormatVersion: "2010-09-09"
Description: Sample role minimal IAM needed for MongoDB Atlas CFN
Resources:
  RegisterTypeRole:
    Type: AWS::IAM::Role
    Properties:
      RoleName: "MongoDB-Atlas-CloudFormation-Installer"
      AssumeRolePolicyDocument:
        Version: '2012-10-17'
        Statement:
          - Effect: Allow
            Principal:
              Service: lambda.amazonaws.com
            Action: sts:AssumeRole
          - Effect: Allow
            Principal: 
              AWS: !Sub 'arn:aws:iam::${AWS::AccountId}:root'
            Action: sts:AssumeRole
      Path: "/"
      ManagedPolicyArns:
        - !Sub 'arn:${AWS::Partition}:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole'
      Policies:
        - PolicyName: ResourceTypePolicy
          PolicyDocument:
            Version: '2012-10-17'
            Statement:
              - Effect: Allow
                Action:
                  - "cloudformation:CreateStack"
                  - "cloudformation:DeleteStack"
                  - "cloudformation:DescribeStackEvents"
                  - "cloudformation:DescribeStacks"
                  - "iam:GetRole"
                  - "iam:PassRole"
                  - "iam:CreateRole"
                  - "iam:CreatePolicy"
                  - "iam:ListPolicyVersions"
                  - "iam:DeletePolicyVersion"
                  - "iam:CreatePolicyVersion"
                  - "iam:AttachRolePolicy"
                  - "iam:PutRolePolicy"
                  - "iam:DeleteRolePolicy"
                  - "ssm:GetParameter"
                  - "ssm:PutParameter"
                  - "sts:GetCallerIdentity"
                  - "s3:GetObject"
                  - "s3:CreateBucket"
                  - "s3:ListBucket"
                  - "kms:GenerateDataKey"
                  - "kms:CreateKey"
                  - "kms:Describe*"
                  - "kms:Enable*"
                  - "kms:List*"
                  - "kms:Put*"
                  - "kms:Update*"
                  - "kms:ScheduleKeyDeletion"
                  - "kms:CancelKeyDeletion"
                  - "kms:Encrypt"
                  - "kms:Decrypt"
                  - "kms:ReEncrypt"
                  - "kms:GenerateDataKey*"
                  - "kms:DescribeKey"
                Resource: "*"