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prowler/checks/check_extra720
Toni de la Fuente ef9b7cef1a clean up extras
2018-03-26 23:01:52 -04:00

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CHECK_ID_extra720="7.20"
CHECK_TITLE_extra720="Check if Lambda functions invoke API operations are being recorded by CloudTrail (Not Scored) (Not part of CIS benchmark)"
CHECK_SCORED_extra720="NOT_SCORED"
CHECK_ALTERNATE_check720="extra720"
extra720(){
# "Check if Lambda functions invoke API operations are being recorded by CloudTrail (Not Scored) (Not part of CIS benchmark)"
for regx in $REGIONS; do
LIST_OF_FUNCTIONS=$($AWSCLI lambda list-functions $PROFILE_OPT --region $regx --query Functions[*].FunctionName --output text)
if [[ $LIST_OF_FUNCTIONS ]]; then
for lambdafunction in $LIST_OF_FUNCTIONS;do
LIST_OF_TRAILS=$($AWSCLI cloudtrail describe-trails $PROFILE_OPT --region $regx --query trailList[?HomeRegion==\`$regx\`].Name --output text)
if [[ $LIST_OF_TRAILS ]]; then
for trail in $LIST_OF_TRAILS; do
FUNCTION_ENABLED_IN_TRAIL=$($AWSCLI cloudtrail get-event-selectors $PROFILE_OPT --trail-name $trail --region $regx --query "EventSelectors[*].DataResources[?Type == \`AWS::Lambda::Function\`].Values" --output text |xargs -n1| grep -E "^arn:aws:lambda.*function:$lambdafunction$")
if [[ $FUNCTION_ENABLED_IN_TRAIL ]]; then
textOK "$regx: Lambda function $lambdafunction enabled in trail $trail" "$regx"
else
textWarn "$regx: Lambda function $lambdafunction NOT enabled in trail $trail" "$regx"
fi
done
# LIST_OF_MULTIREGION_TRAILS=$($AWSCLI cloudtrail describe-trails $PROFILE_OPT --region $regx --query "trailList[?IsMultiRegionTrail == \`true\`].Name" --output text)
# if [[ $LIST_OF_MULTIREGION_TRAILS ]]; then
# for trail in $LIST_OF_MULTIREGION_TRAILS; do
# REGION_OF_TRAIL=$($AWSCLI cloudtrail describe-trails $PROFILE_OPT --region $regx --query "trailList[?IsMultiRegionTrail == \`true\` && Name == \`$trail\` ].HomeRegion" --output text)
# FUNCTION_ENABLED_IN_THIS_REGION=$($AWSCLI cloudtrail get-event-selectors $PROFILE_OPT --trail-name $trail --region $REGION_OF_TRAIL --query "EventSelectors[*].DataResources[?Type == \`AWS::Lambda::Function\`].Values" --output text |xargs -n1| grep -E "^arn:aws:lambda.*function:$lambdafunction$")
# if [[ $FUNCTION_ENABLED_IN_THIS_REGION ]]; then
# textOK "$regx: Lambda function $lambdafunction enabled in trail $trail" "$regx"
# else
# textWarn "$regx: Lambda function $lambdafunction NOT enabled in trail $trail" "$regx"
# fi
# done
# else
# textWarn "$regx: Lambda function $lambdafunction is not being recorded!" "$regx"
# fi
else
textWarn "$regx: Lambda function $lambdafunction is not being recorded no CloudTrail found!" "$regx"
fi
done
else
textNotice "$regx: No Lambda functions found" "$regx"
fi
done
}