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AWSTemplateFormatVersion: 2010-09-09
Description: |
  This template creates the roles utilized for setting up the
  Docker Image Builder Pipeline.
   
Resources:

# Service Role for AWS CodePipeline
  LambdaExecutionRole:
    Type: AWS::IAM::Role
    Properties:
      RoleName: !Sub "${AWS::StackName}-lambda-execution-role"
      ManagedPolicyArns:
        - arn:aws:iam::aws:policy/AmazonEC2FullAccess
        - arn:aws:iam::aws:policy/AWSCloudFormationFullAccess

      AssumeRolePolicyDocument:
        Version: '2012-10-17'
        Statement:
          Action:
            - 'sts:AssumeRole'
          Effect: Allow
          Principal:
            Service:
              - lambda.amazonaws.com
              - eks.amazonaws.com
      Path: /  


# IAM Policies for CodePipeline and CodeBuild
  EksAllAccessPolicy:
    Type: AWS::IAM::ManagedPolicy
    Properties:
      ManagedPolicyName: !Sub "${AWS::StackName}-lambda-execution-policy"
      PolicyDocument:
        Version: "2012-10-17"
        Statement:
        - Effect: "Allow"
          Action:
            - 'eks:UpdateClusterVersion'
            - 'eks:ListNodegroups'
            - 'eks:UpdateAddon'
            - 'eks:ListAddons'
            - 'eks:UpdateClusterConfig'
            - 'eks:CreateNodegroup'
            - 'eks:DescribeAddon'
            - 'eks:UpdateNodegroupVersion'
            - 'eks:ListUpdates'
            - 'eks:DescribeUpdate'
            - 'eks:AccessKubernetesApi'
            - 'eks:CreateAddon'
            - 'eks:UpdateNodegroupConfig'
            - 'eks:DescribeCluster'
            - 'eks:ListIdentityProviderConfigs'            
          Resource: 
            - !Sub 'arn:aws:eks:*:${AWS::AccountId}:addon/*/*/*'
            - !Sub 'arn:aws:eks:*:${AWS::AccountId}:nodegroup/*/*/*'
            - !Sub 'arn:aws:eks:*:${AWS::AccountId}:cluster/*'
        - Effect: "Allow"
          Action:
            - 'logs:CreateLogStream'
            - 'logs:DescribeLogGroups'
            - 'logs:DescribeLogStreams'
            - 'logs:CreateLogGroup'   
            - 'logs:DeleteLogStream'    
            - 'logs:PutLogEvents' 
          Resource: 
            - !Sub 'arn:aws:logs:*:${AWS::AccountId}:log-group:*'
            - !Sub 'arn:aws:logs:*:${AWS::AccountId}:log-group:*:log-stream:*'   
        - Effect: "Allow"
          Action:
            - 'eks:ListClusters'
            - 'eks:CreateCluster'       
          Resource: 
            - '*'  
      Roles:
        - !Ref LambdaExecutionRole        

Outputs:
  LambdaRole:
    Value: !GetAtt LambdaExecutionRole.Arn
    Export:
      Name: !Sub "${AWS::StackName}-lambda-execution-role-arn"