debian-forge-composer/cmd/osbuild-service-maintenance/aws.go
2022-03-02 12:36:09 +01:00

72 lines
1.6 KiB
Go

package main
import (
"context"
"sync"
"time"
"github.com/sirupsen/logrus"
"golang.org/x/sync/semaphore"
"github.com/osbuild/osbuild-composer/internal/cloud/awscloud"
)
func AWSCleanup(maxConcurrentRequests int, dryRun bool, accessKeyID, accessKey, region string, cutoff time.Time) error {
a, err := awscloud.New(region, accessKeyID, accessKey, "")
if err != nil {
return err
}
var wg sync.WaitGroup
sem := semaphore.NewWeighted(int64(maxConcurrentRequests))
images, err := a.DescribeImagesByTag("Name", "composer-api-*")
if err != nil {
return err
}
for index, image := range images {
// TODO are these actual concerns?
if image.ImageId == nil {
logrus.Infof("ImageId is nil %v", image)
continue
}
if image.CreationDate == nil {
logrus.Infof("Image %v has nil creationdate", *image.ImageId)
continue
}
created, err := time.Parse(time.RFC3339, *image.CreationDate)
if err != nil {
logrus.Infof("Unable to parse date %s for image %s", *image.CreationDate, *image.ImageId)
continue
}
if !created.Before(cutoff) {
continue
}
if dryRun {
logrus.Infof("Dry run, aws image %s in region %s, with creation date %s would be removed", *image.ImageId, region, *image.CreationDate)
continue
}
if err = sem.Acquire(context.Background(), 1); err != nil {
logrus.Errorf("Error acquiring semaphore: %v", err)
continue
}
wg.Add(1)
go func(i int) {
defer sem.Release(1)
defer wg.Done()
err := a.RemoveSnapshotAndDeregisterImage(images[i])
if err != nil {
logrus.Errorf("Cleanup for image %s in region %s failed: %v", *images[i].ImageId, region, err)
}
}(index)
}
wg.Wait()
return nil
}