aws_cleanup

gistfile1.txt

# EC2 available volumes
aws ec2 describe-volumes \
  --filter Name=status,Values=available \
  --query "Volumes[].[VolumeId,Size,CreateTime,Tags[?Key=='Name'].Value|[0]]" \
  --output text

# EC2 stopped instances
aws ec2 describe-instances \
  --filter Name=instance-state-name,Values=stopped \
  --query "Reservations[].Instances[].[InstanceId,InstanceType,LaunchTime,Tags[?Key=='Name'].Value|[0]]" \
  --output text

# AMIs
aws ec2 describe-images \
  --owners $(aws sts get-caller-identity --query Account --output text) \
  --query "Images[].[ImageId,CreationDate,Name]" \
  --output text
  
# EC2 snapshots
aws ec2 describe-snapshots \
  --owner-ids $(aws sts get-caller-identity --query Account --output text) \
  --query "Snapshots[].[SnapshotId,VolumeSize,StartTime,Tags[?Key=='Name'].Value|[0]]" \
  --output text
  
# EIP unassociated
aws ec2 describe-addresses --query "Addresses[?AssociationId==null]"

# RDS manual snapshots
aws rds describe-db-snapshots \
  --query "DBSnapshots[?SnapshotType!='automated'].[DBSnapshotIdentifier,AllocatedStorage,SnapshotCreateTime]" \
  --output text
  
# RDS instances no connections for a month
for i in $(aws rds describe-db-instances --query DBInstances[].DBInstanceIdentifier --output text); do
  out=$(aws cloudwatch get-metric-statistics \
    --metric-name DatabaseConnections \
    --start-time $(/bin/date -v-1m "+%Y-%m-%dT%H:%M:%S") \
    --end-time $(/bin/date "+%Y-%m-%dT%H:%M:%S") \
    --period 1860 \
    --namespace AWS/RDS \
    --statistics Average \
    --dimensions Name=DBInstanceIdentifier,Value=${i} \
    --query 'Datapoints[?Average > `0`]')
  if [ "$out" == '[]' ]; then
    echo $i
  fi
done

# ELBs with no requests in a month
for i in $(aws elb describe-load-balancers --query LoadBalancerDescriptions[].LoadBalancerName --output text); do
  out=$(aws cloudwatch get-metric-statistics \
    --metric-name RequestCount \
    --namespace AWS/ELB \
    --start-time $(/bin/date -v-1m "+%Y-%m-%dT%H:%M:%S") \
    --end-time $(/bin/date "+%Y-%m-%dT%H:%M:%S") \
    --period 1860 \
    --statistics Sum \
    --dimensions Name=LoadBalancerName,Value=${i} \
    --query 'Datapoints[?Sum > `0`]')
  if [ "$out" == '[]' ]; then
    echo $i
  fi
done

# S3 bucket sizes
get_bucket_size() {
  size=$(aws cloudwatch get-metric-statistics \
    --namespace AWS/S3 \
    --start-time $(/bin/date -v-1d '+%Y-%m-%dT%H:%M:%S') \
    --end-time $(/bin/date '+%Y-%m-%dT%H:%M:%S') \
    --period 300 \
    --statistics Average \
    --metric-name BucketSizeBytes \
    --dimensions Name=BucketName,Value=$1 \
                 Name=StorageType,Value=$2 \
    --query 'Datapoints[].Average|[0]')

  size_gb=$(echo $size / 1024 / 1024 / 1024 | bc)
  if [ "$size" != 'null' ] && [ "$size_gb" != 0 ]; then
    cost=$(echo "$size_gb * 0.023" | bc)
    printf "$1\t$2\t$size_gb\t$cost\n"
  fi
}

for bucket in $(aws s3api list-buckets --query Buckets[].Name --output text); do
  get_bucket_size $bucket StandardStorage
  get_bucket_size $bucket ReducedRedundancyStorage
done