Add script to delete old AMIs

delete_aws_amis.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+# Replace with your own values
+region="us-east-1"
+date_cutoff="2022-01-01"
+
+# Get a list of all the AMIs in the account
+all_amis=$(aws ec2 describe-images --region $region --owners self)
+
+# Loop through the list and print the names and IDs of any AMIs that were created before the cutoff date
+amis_to_delete=""
+while read -r line; do
+    ami_id=$(echo $line | jq -r '.ImageId')
+    name=$(echo $line | jq -r '.Name')
+    creation_date=$(echo $line | jq -r '.CreationDate')
+    if [[ "$creation_date" < "$date_cutoff" ]]; then
+        echo "AMI $ami_id ($name) was created before the cutoff date."
+        amis_to_delete="$amis_to_delete $ami_id"
+    fi
+done <<< "$all_amis"
+
+# Ask the user for verification before deleting the AMIs
+if [[ -z "$amis_to_delete" ]]; then
+    echo "No AMIs to delete."
+else
+    read -p "Are you sure you want to delete $(echo $amis_to_delete | wc -w) AMIs? (y/n): " confirmation
+    if [[ "$confirmation" == "y" ]]; then
+        read -p "Do you also want to delete the associated snapshots? (y/n): " delete_snapshots
+        # Loop through the list of AMIs to delete and delete the associated snapshots if specified
+        for ami_id in $amis_to_delete; do
+            echo "Deleting AMI $ami_id"
+            snapshot_ids=$(aws ec2 describe-images --image-ids $ami_id --region $region | jq -r '.Images[0].BlockDeviceMappings[].Ebs.SnapshotId')
+            aws ec2 deregister-image --image-id $ami_id --region $region
+            if [[ "$delete_snapshots" == "y" ]]; then
+                for snapshot_id in $snapshot_ids; do
+                    echo "Deleting snapshot $snapshot_id"
+                    aws ec2 delete-snapshot --snapshot-id $snapshot_id --region $region
+                done
+            else
+                echo "Skipping deletion of $(echo $snapshot_ids | wc -w) associated snapshots."
+            fi
+        done
+    else
+        echo "Aborting deletion of AMIs."
+    fi
+fi