userdata

      UserData:
        Fn::Base64:
          Fn::Sub:
            - |
              #!/bin/bash -xe
              echo ECS_CLUSTER=${EcsCluster} >> /etc/ecs/ecs.config
              yum install -y aws-cfn-bootstrap ec2-instance-connect awscli
              amazon-linux-extras install epel
              yum install -y s3fs-fuse
              mkdir -p /srv/omaha_s3
              s3fs ${OmahaS3BucketName} /srv/omaha_s3 -o iam_role=auto
              /opt/aws/bin/cfn-signal -e $? --stack ${AWS::StackName} --resource EcsAutoScalingGroup --region ${AWS::Region}
            - OmahaS3BucketName:
                Fn::ImportValue: !Sub "${EnvironmentName}:BucketName"