#!/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_extra728="7.28"
CHECK_TITLE_extra728="[extra728] Check if SQS queues have Server Side Encryption enabled"
CHECK_SCORED_extra728="NOT_SCORED"
CHECK_CIS_LEVEL_extra728="EXTRA"
CHECK_SEVERITY_extra728="Medium"
CHECK_ASFF_RESOURCE_TYPE_extra728="AwsSqsQueue"
CHECK_ALTERNATE_check728="extra728"
CHECK_ASFF_COMPLIANCE_TYPE_extra728="ens-mp.info.3.sns.1"
CHECK_SERVICENAME_extra728="sqs"
CHECK_RISK_extra728='If not enabled sensitive information in transit is not protected.'
CHECK_REMEDIATION_extra728='Enable Encryption. Use a CMK where possible. It will provide additional management and privacy benefits.'
CHECK_DOC_extra728='https://docs.aws.amazon.com/AWSSimpleQueueService/latest/SQSDeveloperGuide/sqs-configure-sse-existing-queue.html'
CHECK_CAF_EPIC_extra728='Data Protection'

extra728(){
  for regx in $REGIONS; do
    LIST_SQS=$($AWSCLI sqs list-queues $PROFILE_OPT --region $regx --query QueueUrls --output text 2>&1|grep -v ^None )
    if [[ $(echo "$LIST_SQS" | grep -E 'AccessDenied|UnauthorizedOperation') ]]; then
        textInfo "$regx: Access Denied trying to list queues" "$regx"
        continue
    fi 
    if [[ $LIST_SQS ]]; then
      for queue in $LIST_SQS; do
        # check if the policy has KmsMasterKeyId therefore SSE enabled
        SSE_ENABLED_QUEUE=$($AWSCLI sqs get-queue-attributes --queue-url $queue $PROFILE_OPT --region $regx --attribute-names All --query Attributes.KmsMasterKeyId --output text|grep -v ^None)
        if [[ $SSE_ENABLED_QUEUE ]]; then
          textPass "$regx: SQS queue $queue is using Server Side Encryption" "$regx" "$queue"
        else
          textFail "$regx: SQS queue $queue is not using Server Side Encryption" "$regx" "$queue"
        fi
      done
    else
      textInfo "$regx: No SQS queues found" "$regx"
    fi
  done
}