unused aws instace and vpcs cleanup #21
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| name: Daily AWS Cleanup Bot | |
| # on: | |
| # schedule: | |
| # - cron: '0 8 * * *' | |
| on: | |
| pull_request: | |
| types: | |
| - opened | |
| - synchronize | |
| branches: | |
| - awsresourcecleanup | |
| push: | |
| branches: | |
| - awsresourcecleanup | |
| jobs: | |
| cleanup: | |
| runs-on: linux-amd64-cpu4 | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| - name: Set up AWS CLI | |
| uses: aws-actions/configure-aws-credentials@v4 | |
| with: | |
| aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }} | |
| aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }} | |
| aws-region: us-west-1 | |
| - name: Identify resources running longer than 4 hours | |
| id: identify-resources | |
| run: | | |
| # Find EC2 instances with names ci* running longer than 4 hours | |
| running_instances=$(aws ec2 describe-instances \ | |
| --filters Name=instance-state-name,Values=running Name=tag:Name,Values=ci* \ | |
| --query "Reservations[*].Instances[?LaunchTime<=\`$(date -u -d '4 hours ago' +%Y-%m-%dT%H:%M:%SZ)\`].InstanceId" \ | |
| --output text | tr -d '\r' | tr '\n' ' ') | |
| echo "Found instances: $running_instances" | |
| echo "instances=$running_instances" >> $GITHUB_ENV | |
| # Find vpcs with names ci* | |
| vpcs=$(aws ec2 describe-vpcs \ | |
| --filters "Name=tag:Name,Values=ci*" \ | |
| --query "Vpcs[].VpcId" \ | |
| --output text | tr -d '\r' | tr '\n' ' ') | |
| # Check if the VPC has a main route table | |
| old_vpcs="" | |
| for vpc in $vpcs; do | |
| main_route_table=$(aws ec2 describe-route-tables \ | |
| --filters Name=vpc-id,Values=$vpc \ | |
| --query "RouteTables[?Associations[?Main==true]].RouteTableId" \ | |
| --output text) | |
| if [ -n "$main_route_table" ]; then | |
| echo "VPC: $vpc is associated with a main route table ($main_route_table). Skipping." | |
| continue | |
| fi | |
| echo "VPC: $vpc is valid for processing." | |
| old_vpcs="$old_vpcs $vpc" | |
| done | |
| echo "Old VPCs: $old_vpcs" | |
| echo "vpcs=$old_vpcs" >> $GITHUB_ENV | |
| - name: Terminate EC2 Instances | |
| if: env.instances != '' | |
| run: | | |
| for instance in $instances; do | |
| echo "Terminating instance: $instance" | |
| aws ec2 terminate-instances --instance-ids "$instance" | |
| done | |
| - name: Clean up VPCs | |
| if: env.vpcs != '' | |
| run: | | |
| for vpc in $vpcs; do | |
| # Check for EC2 instances attached to VPC | |
| instances_in_vpc=$(aws ec2 describe-instances \ | |
| --filters "Name=vpc-id,Values=$vpc" \ | |
| --query "Reservations[*].Instances[*].InstanceId" \ | |
| --output text) | |
| # if no instance attached delete it | |
| if [ -z "$instances_in_vpc" ]; then | |
| scripts/awsvpcscleanup.sh $vpc | |
| else | |
| echo "EC2 instances are still attached to VPC: $vpc. Skipping deletion." | |
| fi | |
| done | |
| - name: Post cleanup | |
| run: | | |
| echo "Cleanup completed." |