d1d30bb974
- for objects in S3 - match filenames starting with Composer-Test - for keys use the new Composer-Test-Key- prefix (for consistency) - for VM names use Composer-Test-VM- prefix instead of ami id
187 lines
6.8 KiB
Bash
Executable File
187 lines
6.8 KiB
Bash
Executable File
#!/bin/bash
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# Script removes virtual machines, AMIs, volumes, snapshots, key pairs and S3 objects older than HOURS_LIMIT (24 hours by default) from Amazon EC2/S3
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# Instances, Volumes, Snapshots, AMIs and s3 objects with the "keep_me" tag will not be affected
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. /usr/share/beakerlib/beakerlib.sh
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rlJournalStart
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rlPhaseStartSetup
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if [ -z "$AWS_ACCESS_KEY_ID" ]; then
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rlFail "AWS_ACCESS_KEY_ID is empty!"
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else
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rlLogInfo "AWS_ACCESS_KEY_ID is configured"
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fi
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if [ -z "$AWS_SECRET_ACCESS_KEY" ]; then
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rlFail "AWS_SECRET_ACCESS_KEY is empty!"
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else
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rlLogInfo "AWS_SECRET_ACCESS_KEY is configured"
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fi
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# VMs older than HOURS_LIMIT will be deleted
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HOURS_LIMIT="${HOURS_LIMIT:-24}"
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export TIMESTAMP=`date -u -d "$HOURS_LIMIT hours ago" '+%FT%T'`
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export AWS_REGION="${AWS_REGION:-us-east-1}"
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AWS_BUCKET="${AWS_BUCKET:-composerredhat}"
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rlLogInfo "HOURS_LIMIT=$HOURS_LIMIT"
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rlLogInfo "AWS_REGION=$AWS_REGION"
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rlLogInfo "TIMESTAMP=$TIMESTAMP"
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for package in ansible python3-boto3 awscli; do
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if ! rlCheckRpm "$package"; then
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rlRun -t -c "dnf -y install $package"
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rlAssertRpm "$package"
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fi
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done
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# Get a list of EC2 regions
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regions=`aws ec2 describe-regions --region="$AWS_REGION" --query "Regions[].{Name:RegionName}" --output text | tr '\n' ' '`
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if [ -z "$regions" ]; then
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rlFail "No EC2 regions returned."
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else
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rlLogInfo "EC2 regions to be checked: $regions"
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fi
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# Get the account ID
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account_id=`aws sts get-caller-identity --output text --query 'Account'`
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if [ -z "$account_id" ]; then
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rlFail "No account ID returned."
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else
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rlLogInfo "Account ID: $account_id"
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fi
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PLAYBOOK_DELETE_VMS=`mktemp`
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PLAYBOOK_DELETE_AMIS=`mktemp`
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rlPhaseEnd
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# Check all EC2 regions
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for region in $regions; do
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rlPhaseStartTest "Delete old VMs in region $region"
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cat > $PLAYBOOK_DELETE_VMS << __EOF__
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- name: Delete old VMs
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hosts: localhost
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gather_facts: False
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tasks:
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- name: Get VMs
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ec2_instance_facts:
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region: "$region"
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register: vms_facts
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- name: List all VMs
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debug:
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var: vms_facts
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- name: Delete old VMs
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ec2_instance:
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instance_ids: "{{item.instance_id}}"
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region: "$region"
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state: absent
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loop: "{{vms_facts.instances}}"
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when: (item.launch_time < lookup('env','TIMESTAMP')) and (item.tags['composer-test'] is defined)
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loop_control:
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label: "{{item.instance_id}}"
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__EOF__
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rlLogInfo "Removing VMs in region $region created before $TIMESTAMP"
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rlRun -t -c "ansible-playbook $PLAYBOOK_DELETE_VMS"
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rlPhaseEnd
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rlPhaseStartTest "Delete old AMIs in region $region"
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cat > $PLAYBOOK_DELETE_AMIS << __EOF__
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- name: Delete old AMIs
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hosts: localhost
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gather_facts: False
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tasks:
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- name: Get AMIs
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ec2_ami_facts:
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region: "$region"
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owners: "$account_id"
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register: ami_facts
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- name: List all AMIs
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debug:
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var: ami_facts
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- name: Delete old AMIs
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ec2_ami:
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image_id: "{{item.image_id}}"
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region: "$region"
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state: absent
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delete_snapshot: True
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loop: "{{ami_facts.images}}"
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when: (item.creation_date < lookup('env','TIMESTAMP')) and (item.tags['composer-test'] is defined)
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loop_control:
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label: "{{item.image_id}}"
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__EOF__
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rlLogInfo "Removing AMIs in region $region created before $TIMESTAMP"
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rlRun -t -c "ansible-playbook $PLAYBOOK_DELETE_AMIS"
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rlPhaseEnd
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rlPhaseStartTest "Delete unused composer key pairs in region $region"
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# list all key pairs starting with "Composer-Test"
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keys=`aws ec2 describe-key-pairs --region="$region" --query 'KeyPairs[?starts_with(KeyName, \`Composer-Test\`) == \`true\`].KeyName' --output text`
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rlLogInfo "Found existing composer keys: $keys"
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for key in $keys; do
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# list all instances, which use $key
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instances=`aws ec2 describe-instances --region="$region" --filters Name=key-name,Values="$key" --query 'Reservations[*].Instances[*].InstanceId' --output text`
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# remove the key pair if it's not used
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if [ -z "$instances" ]; then
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rlLogInfo "Removing unused key pair $key"
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rlRun -t -c "aws ec2 delete-key-pair --region='$region' --key-name='$key'"
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else
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rlLogInfo "Keeping key pair $key used by instance $instances"
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fi
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done
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rlPhaseEnd
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rlPhaseStartTest "Delete old volumes in region $region"
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# get a list of unused ("available") volumes older than $TIMESTAMP having tag "composer-test"
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# note: volume tags inherit from instance tags when instances are created
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volumes_to_delete=$(aws ec2 describe-volumes --region="$region" --query "Volumes[?CreateTime<\`$TIMESTAMP\`] | [?(Tags[?Key==\`composer-test\`])] | [?State==\`available\`].[VolumeId,CreateTime]" --output text)
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while read volume_id creation_time; do
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if [ -n "$volume_id" ]; then
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rlLogInfo "Removing volume $volume_id created $creation_time"
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rlRun -t -c "aws ec2 delete-volume --region='$region' --volume-id '$volume_id'"
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fi
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done <<< "$volumes_to_delete"
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rlPhaseEnd
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rlPhaseStartTest "Delete old snapshots in region $region"
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# get a list of snapshots older than $TIMESTAMP and owned by our account and having the tag "composer-test"
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snapshots_to_delete=$(aws ec2 describe-snapshots --region="$region" --owner-ids "$account_id" --query "Snapshots[?StartTime<\`$TIMESTAMP\`] |[?(Tags[?Key==\`composer-test\`])].[SnapshotId,StartTime]" --output text)
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while read snapshot_id start_time; do
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if [ -n "$snapshot_id" ]; then
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rlLogInfo "Removing snapshot $snapshot_id started $start_time"
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rlRun -t -c "aws ec2 delete-snapshot --region='$region' --snapshot-id '$snapshot_id'"
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fi
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done <<< "$snapshots_to_delete"
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rlPhaseEnd
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# Check all EC2 regions
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done
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rlPhaseStartTest "Delete old Amazon S3 objects"
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all_objects=`aws s3 ls s3://${AWS_BUCKET} --recursive`
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while read date_f time_f size_f filename_f; do
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creation_date=`date -u -d "$date_f $time_f" '+%FT%T'`
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if [ "$filename_f" =~ ^Composer-Test ] && [ "$creation_date" \< "$TIMESTAMP" ]; then
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rlLogInfo "Removing old file $filename_f created $date_f $time_f"
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rlRun -t -c "aws s3 rm s3://${AWS_BUCKET}/${filename_f}"
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fi
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done <<< "$all_objects"
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rlPhaseEnd
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rlPhaseStartCleanup
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rlRun -t -c "rm -f $PLAYBOOK_DELETE_VMS"
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rlRun -t -c "rm -f $PLAYBOOK_DELETE_AMIS"
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rlPhaseEnd
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rlJournalEnd
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rlJournalPrintText
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