#!/usr/bin/env bash

# Prowler - the handy cloud security tool (copyright 2018) by Toni de la Fuente
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy
# of the License at http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software distributed
# under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
# CONDITIONS OF ANY KIND, either express or implied. See the License for the
# specific language governing permissions and limitations under the License.
CHECK_ID_extra7116="7.116"
CHECK_TITLE_extra7116="[extra7116] Check if Glue data catalog settings have metadata encryption enabled."
CHECK_SCORED_extra7116="NOT_SCORED"
CHECK_CIS_LEVEL_extra7116="EXTRA"
CHECK_SEVERITY_extra7116="Medium"
CHECK_ASFF_RESOURCE_TYPE_extra7116="AwsGlue"
CHECK_ALTERNATE_check7116="extra7116"
CHECK_SERVICENAME_extra7116="glue"
CHECK_RISK_extra7116='If not enabled sensitive information at rest is not protected.'
CHECK_REMEDIATION_extra7116='Enable Encryption. Use a CMK where possible. It will provide additional management and privacy benefits.'
CHECK_DOC_extra7116='https://docs.aws.amazon.com/glue/latest/dg/encrypt-glue-data-catalog.html'
CHECK_CAF_EPIC_extra7116='Data Protection'

extra7116(){
  for regx in $REGIONS; do
    TABLE_LIST=$($AWSCLI glue search-tables --max-results 1 $PROFILE_OPT --region $regx  --output text --query 'TableList[*]' 2>&1)
    if [[ $(echo "$TABLE_LIST" | grep -E 'AccessDenied|UnauthorizedOperation|AuthorizationError') ]]; then
        textInfo "$regx: Access Denied trying to search tables" "$regx"
        continue
    fi
    if [[ ! -z $TABLE_LIST ]]; then
      METADATA_ENCRYPTED=$($AWSCLI glue get-data-catalog-encryption-settings $PROFILE_OPT --region $regx --output text --query "DataCatalogEncryptionSettings.EncryptionAtRest.CatalogEncryptionMode")
      if [[ "$METADATA_ENCRYPTED" == "DISABLED" ]]; then
        textFail "$regx: Glue data catalog settings have metadata encryption disabled" "$regx"
      else
        textPass "$regx: Glue data catalog settings have metadata encryption enabled" "$regx"
      fi
    else
      textInfo "$regx: Glue data catalog settings metadata encryption does not apply since there are no tables" "$regx"
    fi
  done
}