Add script that syncs EC2 images to AMI account
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260
sync/import-snapshot-publish-aws.sh
Executable file
260
sync/import-snapshot-publish-aws.sh
Executable file
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#!/usr/bin/env bash
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VERSION="$1"
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EPOCH=0
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RLVER=$VERSION
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# Source common variables
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# shellcheck disable=SC2046,1091,1090
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source "$(dirname "${BASH_SOURCE[0]}")/common"
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usage() {
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echo "usage: $0 VERSION ($0 8.7)"
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}
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aws() {
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command aws --region us-east-1 --profile resf-ami --output text $@
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}
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DATE=$(date +%Y%m%d)
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if [[ -z $VERSION ]]; then
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usage
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exit 1
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fi
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download() {
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curl -o "$qcow" "https://dl.rockylinux.org/stg/rocky/$VERSION/images/$arch/$qcow"
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return $?
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}
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exists() {
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aws s3 ls $2/$1 &>/dev/null
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return $?
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}
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upload() {
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if exists $raw $BUCKET/$DATE; then
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echo "Found existing upload in $BUCKET"
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return 0
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fi
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aws s3 cp $raw $BUCKET/$DATE/
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}
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convert() {
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qemu-img convert -f qcow2 -O raw "$qcow" $raw
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return $?
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}
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BUCKET="s3://resf-prod-import-use1"
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write-container-file() {
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printf '{"Description": "%s", "Format": "raw", "Url": "%s/%s"}\n' $name "$BUCKET/$DATE" $raw > $json
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}
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download-convert-upload() {
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if ! [[ -f $qcow ]]; then
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echo "Downloading $qcow from cdn"
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download || exit
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fi
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if ! [[ -f ${raw} ]]; then
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echo "Converting qcow2 $qcow to RAW $raw"
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convert || exit
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fi
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echo "Uploading raw image back to s3"
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if ! upload; then
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echo "Failed to upload"
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exit
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fi
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}
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begin-job() {
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import_task_id="$(aws ec2 import-snapshot --disk-container "file://$PWD/$json" --query 'ImportTaskId')"
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if [[ -z $import_task_id ]]; then
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echo "Failed to import $json"
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exit 5
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fi
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echo $import_task_id
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return
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}
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is-snapshot-imported() {
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snapshot_id=$(aws ec2 describe-import-snapshot-tasks --query 'ImportSnapshotTasks[].SnapshotTaskDetail.SnapshotId[]' --import-task-ids $1)
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if [[ -z "$snapshot_id" ]]; then
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return 0
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fi
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}
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register-image() {
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# Given a snapshot id, register the image
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name=$1
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snapshot_id=$2
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case $(awk -F'.' '{print $NF}'<<<"$name") in
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x86_64)
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arch=x86_64;;
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aarch64)
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arch=arm64;;
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esac
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ami_id=$(aws --query "ImageId" ec2 register-image --name "$name" --description "$name" --block-device-mappings DeviceName="/dev/sda1",Ebs={SnapshotId="$snapshot_id"} --root-device-name "/dev/sda1" --virtualization-type hvm --architecture $arch)
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if [[ -z "$ami_id" ]]; then
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return 1
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fi
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}
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tag-resources() {
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local resources="$1"
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local tags="$2"
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if [[ -z $resources || -z $tags ]]; then
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echo "Need to provide tags and resources to tag"
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return 1
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fi
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aws ec2 create-tags --resources $resources --tags $tags
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}
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image-exists() {
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local RESF_AMI_ACCOUNT_ID=792107900819
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local query="$(printf 'Images[?Name==`%s`].[ImageId,Name][]' "${1}")"
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mapfile -t res < <(aws ec2 describe-images --owners $RESF_AMI_ACCOUNT_ID --query "${query}" 2>/dev/null)
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res=($res)
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if [[ ${#res[@]} -eq 0 ]]; then
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# Skip empty results
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return 1 #not found
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fi
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id=${res[0]//\"}
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name=${res[@]/$id}
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found_image_id=$id
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return 0 # found
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}
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snapshot-exists() {
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local RESF_AMI_ACCOUNT_ID=792107900819
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local filter="$(printf 'Name=tag:Name,Values=%s' "${1}")"
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local query='Snapshots[].[SnapshotId][]'
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mapfile -t res < <(aws ec2 describe-snapshots --owner-ids $RESF_AMI_ACCOUNT_ID --filter "${filter}" --query "${query}" 2>/dev/null)
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res=($res)
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if [[ ${#res[@]} -eq 0 ]]; then
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# Skip empty results
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return 1 #not found
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fi
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id=${res[0]//\"}
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found_snapshot_id=$id
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return 0 # found
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}
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declare -A import_jobs
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declare -A snapshot_ids
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declare -A ami_ids
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ARCHES=(x86_64 aarch64)
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VARIANTS=(Base LVM)
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for variant in "${VARIANTS[@]}"; do
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for arch in "${ARCHES[@]}"; do
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latest=$(printf "Rocky-%s-EC2-%s.latest.%s" "$VERSION" $variant $arch)
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name=$(printf "Rocky-%s-EC2-%s-%s-%s.%s.%s" "$VERSION" $variant $REVISION $DATE $EPOCH $arch)
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qcow=${latest}.qcow2
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raw=${name}.raw
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json=${name}.json
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if image-exists $name; then
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echo "Found existing AMI in us-east-1. Skipping. ($found_image_id,$name)"
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continue
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fi
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if snapshot-exists $name; then
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# If the snapshot exists, we can skip the import task and just do the image registration
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echo "Found existing snapshot: ($found_snapshot_id,$name)"
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snapshot_ids[$name]="${found_snapshot_id}"
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continue
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fi
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# Download latest artifacts from CDN, convert from qcow2 to raw, and upload to the proper bucket
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echo "Downloading/converting artifacts for $name"
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download-convert-upload
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echo "Writing disk container json file"
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write-container-file
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jobid=$(begin-job)
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echo "Beginning snapshot import task with id $jobid"
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import_jobs[$name]=$jobid
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done
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done
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# wait for all import jobs to complete, then tag the resultant images
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finished=false
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while ! $finished; do
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for name in "${!import_jobs[@]}"; do
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import_task_id="${import_jobs[${name}]}"
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if ! is-snapshot-imported $import_task_id; then
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continue
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fi
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if [[ -z $snapshot_id ]]; then
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echo "Snapshot ID is null.. continuing"
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continue
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fi
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echo "Tagging snapshot with name"
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tag-resources $snapshot_id "Key=Name,Value=$name"
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unset import_jobs[${name}]
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snapshot_ids[${name}]=$snapshot_id
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done
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# Check if we're done, if so, great!
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if [[ ${#import_jobs[@]} -gt 0 ]]; then
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sleep 1m
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continue
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else
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finished=true
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break
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fi
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done
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finished=false
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while ! $finished; do
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for name in "${!snapshot_ids[@]}"; do
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# If the snapshot is imported, turn it into an AMI
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snapshot_id="${snapshot_ids[${name}]}"
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echo "Creating AMI from snapshot."
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if ! register-image $name $snapshot_id; then
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echo "ERROR: Failed to create image for $name with snapshot id $snapshot_id"
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continue
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fi
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echo "Tagging AMI - Name=$name"
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tag-resources $ami_id "Key=Name,Value=$name"
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if [[ -z $ami_id ]]; then
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echo "AMI ID is null. continuing...";
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continue
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fi
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unset snapshot_ids[${name}]
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ami_ids[$name]=$ami_id
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done
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if [[ ${#snapshot_ids[@]} -gt 0 ]]; then
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sleep 1m
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continue
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else
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finished=true
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break
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fi
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done
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res=""
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for name in "${!ami_ids[@]}"; do
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ami_id="${ami_ids[${name}]}"
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res="${res}\n$(printf '%s\t%s\n' $name $ami_id)"
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done
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printf "$res\n"
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