#!/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_extra767="7.67"
CHECK_TITLE_extra767="[extra767] Check if CloudFront distributions have Field Level Encryption enabled "
CHECK_SCORED_extra767="NOT_SCORED"
CHECK_TYPE_extra767="EXTRA"
CHECK_SEVERITY_extra767="Low"
CHECK_ASFF_RESOURCE_TYPE_extra767="AwsCloudFrontDistribution"
CHECK_ALTERNATE_check767="extra767"
CHECK_SERVICENAME_extra767="cloudfront"
CHECK_RISK_extra767='Allows you protect specific data throughout system processing so that only certain applications can see it.'
CHECK_REMEDIATION_extra767='Check if applicable to any sensible data. This encryption ensures that only applications that need the data—and have the credentials to decrypt it - are able to do so.'
CHECK_DOC_extra767='https://docs.aws.amazon.com/AmazonCloudFront/latest/DeveloperGuide/field-level-encryption.html'
CHECK_CAF_EPIC_extra767='Data Protection'

extra767(){
    LIST_OF_DISTRIBUTIONS=$($AWSCLI cloudfront list-distributions --query 'DistributionList.Items[*].Id' $PROFILE_OPT --output text|grep -v ^None)
    if [[ $LIST_OF_DISTRIBUTIONS ]];then
      for dist in $LIST_OF_DISTRIBUTIONS; do
        CHECK_FLE=$($AWSCLI cloudfront get-distribution --id $dist --query Distribution.DistributionConfig.DefaultCacheBehavior.FieldLevelEncryptionId $PROFILE_OPT --output text)
        if [[ $CHECK_FLE ]]; then
          textPass "CloudFront distribution $dist has Field Level Encryption enabled" "$regx" "$dist"
        else
          textFail "CloudFront distribution $dist has Field Level Encryption disabled!" "$regx" "$dist"
        fi
      done
    else
      textInfo "No CloudFront distributions found" "$regx"
    fi
}