code-dumps/aws/aws-ec2-inventory.sh

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#!/bin/bash
function formatprint() {
cat - > /tmp/formatprint.tmp
echo "# $1 ($(cat /tmp/formatprint.tmp | wc -l))"
#cat /tmp/formatprint.tmp | sed -e 's/^/ /g'
cat /tmp/formatprint.tmp | column -t -s, | sed -e 's/^/ /g'
rm -f /tmp/formatprint.tmp
}
function listEc2() {
aws --region=$1 ec2 describe-instances --query 'Reservations[*].Instances[*].[InstanceId, Tags[?Key==`Name`].Value[] | [0], PlatformDetails, InstanceType,PrivateIpAddress, PublicIpAddress, Placement.AvailabilityZone]' --output json | jq -cr '.[][] | @csv' | tr -d '[\" '
}
export -f formatprint
export -f listEc2
# Generate inventory of ec2 in all regions
echo "InstanceId,NameTag,OsPlatform,InstanceType,PrivateIp,PublicIp,AZ"
aws --region=us-east-1 ec2 describe-regions --query Regions[].RegionName --output text | sed -e 's/\t/\n/g' | while read r; do
sem -j6 listEc2 $r
done
sem --wait