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// Copyright 2022 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package container
import (
"context"
"time"
packages_model "code.gitea.io/gitea/models/packages"
container_model "code.gitea.io/gitea/models/packages/container"
"code.gitea.io/gitea/modules/optional"
container_module "code.gitea.io/gitea/modules/packages/container"
packages_service "code.gitea.io/gitea/services/packages"
digest "github.com/opencontainers/go-digest"
)
// Cleanup removes expired container data
func Cleanup(ctx context.Context, olderThan time.Duration) error {
if err := cleanupExpiredBlobUploads(ctx, olderThan); err != nil {
return err
}
if err := CleanupSHA256(ctx, olderThan); err != nil {
return err
}
return cleanupExpiredUploadedBlobs(ctx, olderThan)
}
// cleanupExpiredBlobUploads removes expired blob uploads
func cleanupExpiredBlobUploads(ctx context.Context, olderThan time.Duration) error {
pbus, err := packages_model.FindExpiredBlobUploads(ctx, olderThan)
if err != nil {
return err
}
for _, pbu := range pbus {
if err := RemoveBlobUploadByID(ctx, pbu.ID); err != nil {
return err
}
}
return nil
}
// cleanupExpiredUploadedBlobs removes expired uploaded blobs not referenced by a manifest
func cleanupExpiredUploadedBlobs(ctx context.Context, olderThan time.Duration) error {
pfs, err := container_model.SearchExpiredUploadedBlobs(ctx, olderThan)
if err != nil {
return err
}
for _, pf := range pfs {
if err := packages_service.DeletePackageFile(ctx, pf); err != nil {
return err
}
}
pvs, _, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
Type: packages_model.TypeContainer,
Version: packages_model.SearchValue{
ExactMatch: true,
Value: container_model.UploadVersion,
},
IsInternal: optional.Some(true),
HasFiles: optional.Some(false),
})
if err != nil {
return err
}
for _, pv := range pvs {
if err := packages_model.DeleteAllProperties(ctx, packages_model.PropertyTypeVersion, pv.ID); err != nil {
return err
}
if err := packages_model.DeleteVersionByID(ctx, pv.ID); err != nil {
return err
}
}
return nil
}
func ShouldBeSkipped(ctx context.Context, pcr *packages_model.PackageCleanupRule, p *packages_model.Package, pv *packages_model.PackageVersion) (bool, error) {
// Always skip the "latest" tag
if pv.LowerVersion == "latest" {
return true, nil
}
// Check if the version is a digest (or untagged)
if digest.Digest(pv.LowerVersion).Validate() == nil {
// Check if there is another manifest referencing this version
has, err := packages_model.ExistVersion(ctx, &packages_model.PackageSearchOptions{
PackageID: p.ID,
Properties: map[string]string{
container_module.PropertyManifestReference: pv.LowerVersion,
},
})
if err != nil {
return false, err
}
// Skip it if the version is referenced
if has {
return true, nil
}
}
return false, nil
}
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