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Add files via upload #5

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85 changes: 45 additions & 40 deletions lw_aws_inventory.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -4,13 +4,15 @@

# You can specify a profile with the -p flag, or get JSON output with the -j flag.
# Note that the script takes a while to run in large accounts with many resources.
# the -a flag takes a list of accounts comma separated, no space (i.e "account1,account2,account3") all must have valid lines in the config file


AWS_PROFILE=default

# Usage: ./lw_aws_inventory.sh
while getopts ":jp:" opt; do
while getopts a:p:j: opt; do
case ${opt} in
a )
IFS=', ' read -r -a accounts <<< "$OPTARG"
;;
p )
AWS_PROFILE=$OPTARG
;;
Expand Down Expand Up @@ -38,67 +40,43 @@ ELB_V2=0
NAT_GATEWAYS=0

function getRegions {
aws --profile $AWS_PROFILE ec2 describe-regions --output json | jq -r '.[] | .[] | .RegionName'
aws --profile $account ec2 describe-regions --output json | jq -r '.[] | .[] | .RegionName'
}

function getInstances {
region=$1
aws --profile $AWS_PROFILE ec2 describe-instances --query 'Reservations[*].Instances[*].[InstanceId]' --region $r --output json --no-paginate | jq 'flatten | length'
aws --profile $account ec2 describe-instances --query 'Reservations[*].Instances[*].[InstanceId]' --region $r --output json --no-paginate | jq 'flatten | length'
}

function getRDSInstances {
region=$1
aws --profile $AWS_PROFILE rds describe-db-instances --region $r --output json --no-paginate | jq '.DBInstances | length'
aws --profile $account rds describe-db-instances --region $r --output json --no-paginate | jq '.DBInstances | length'
}

function getRedshift {
region=$1
aws --profile $AWS_PROFILE redshift describe-clusters --region $r --output json --no-paginate | jq '.Clusters | length'
aws --profile $account redshift describe-clusters --region $r --output json --no-paginate | jq '.Clusters | length'
}

function getElbv1 {
region=$1
aws --profile $AWS_PROFILE elb describe-load-balancers --region $r --output json --no-paginate | jq '.LoadBalancerDescriptions | length'
aws --profile $account elb describe-load-balancers --region $r --output json --no-paginate | jq '.LoadBalancerDescriptions | length'
}

function getElbv2 {
region=$1
aws --profile $AWS_PROFILE elbv2 describe-load-balancers --region $r --output json --no-paginate | jq '.LoadBalancers | length'
aws --profile $account elbv2 describe-load-balancers --region $r --output json --no-paginate | jq '.LoadBalancers | length'
}

function getNatGateways {
region=$1
aws --profile $AWS_PROFILE ec2 describe-nat-gateways --region $r --output json --no-paginate | jq '.NatGateways | length'
aws --profile $account ec2 describe-nat-gateways --region $r --output json --no-paginate | jq '.NatGateways | length'
}

for r in $(getRegions); do
if [ "$JSON" != "true" ]; then
echo $r
fi
instances=$(getInstances $r)
EC2_INSTANCES=$(($EC2_INSTANCES + $instances))

rds=$(getRDSInstances $r)
RDS_INSTANCES=$(($RDS_INSTANCES + $rds))

redshift=$(getRedshift $r)
REDSHIFT_CLUSTERS=$(($REDSHIFT_CLUSTERS + $redshift))

elbv1=$(getElbv1 $r)
ELB_V1=$(($ELB_V1 + $elbv1))

elbv2=$(getElbv2 $r)
ELB_V2=$(($ELB_V2 + $elbv2))

natgw=$(getNatGateways $r)
NAT_GATEWAYS=$(($NAT_GATEWAYS + $natgw))
done

TOTAL=$(($EC2_INSTANCES + $RDS_INSTANCES + $REDSHIFT_CLUSTERS + $ELB_V1 + $ELB_V2 + $NAT_GATEWAYS))

function textoutput {
echo "######################################################################"
echo "Lacework inventory collection complete."
echo "Lacework inventory collection complete for $account."
echo ""
echo "EC2 Instances: $EC2_INSTANCES"
echo "RDS Instances: $RDS_INSTANCES"
Expand All @@ -122,8 +100,35 @@ function jsonoutput {
echo "}"
}

if [ "$JSON" == "true" ]; then
jsonoutput
else
textoutput
fi
for account in "${accounts[@]}"; do
for r in $(getRegions $account ); do
if [ "$JSON" != "true" ]; then
echo $r
fi
instances=$(getInstances $account $r)
EC2_INSTANCES=$(($EC2_INSTANCES + $instances))

rds=$(getRDSInstances $account $r)
RDS_INSTANCES=$(($RDS_INSTANCES + $rds))

redshift=$(getRedshift $account $r)
REDSHIFT_CLUSTERS=$(($REDSHIFT_CLUSTERS + $redshift))

elbv1=$(getElbv1 $account $r)
ELB_V1=$(($ELB_V1 + $elbv1))

elbv2=$(getElbv2 $account $r)
ELB_V2=$(($ELB_V2 + $elbv2))

natgw=$(getNatGateways $account $r)
NAT_GATEWAYS=$(($NAT_GATEWAYS + $natgw))
done
echo "Finished the count for $account"
TOTAL=$(($EC2_INSTANCES + $RDS_INSTANCES + $REDSHIFT_CLUSTERS + $ELB_V1 + $ELB_V2 + $NAT_GATEWAYS))

if [ "$JSON" == "true" ]; then
jsonoutput
else
textoutput
fi
done