YakDriver

        # Given environment variables of INSTANCE_PROFILE and INSTANCE_ROLE, this will create the profile, 
        # swap out the role, remove the role, add the role to make sure at the end, INSTANCE_PROFILE contains
        # one and only one role, INSTANCE_ROLE
        if aws iam get-instance-profile --instance-profile-name "${INSTANCE_PROFILE}" ; then
          echo "Profile already exists. Checking instance profile..."
          OLD_ROLE="$(aws iam get-instance-profile --instance-profile-name $INSTANCE_PROFILE | ./jq.dms -r '.InstanceProfile.Roles[0].RoleName')"
          if [ "${OLD_ROLE}" = "null" ] || [ -z "${OLD_ROLE}" ] ; then
            OLD_ROLE=none
          fi
          if [ "${INSTANCE_ROLE}" = "${OLD_ROLE}" ] ; then