Files
kubesphere/pkg/models/registries/v2/registries.go
2025-04-30 15:53:51 +08:00

84 lines
1.7 KiB
Go

/*
* Copyright 2024 the KubeSphere Authors.
* Please refer to the LICENSE file in the root directory of the project.
* https://github.com/kubesphere/kubesphere/blob/master/LICENSE
*/
package v2
import (
"sort"
"github.com/google/go-containerregistry/pkg/name"
v1 "github.com/google/go-containerregistry/pkg/v1"
"github.com/google/go-containerregistry/pkg/v1/remote"
)
type Registryer interface {
// list repository tags
ListRepositoryTags(image string) (RepositoryTags, error)
// get image config
Config(image string) (*v1.ConfigFile, error)
}
type registryer struct {
opts options
}
func NewRegistryer(opts ...Option) *registryer {
return &registryer{
opts: makeOptions(opts...),
}
}
func (r *registryer) ListRepositoryTags(src string) (RepositoryTags, error) {
repo, err := name.NewRepository(src, r.opts.name...)
if err != nil {
return RepositoryTags{}, err
}
tags, err := remote.List(repo, r.opts.remote...)
if err != nil {
return RepositoryTags{}, err
}
sort.SliceStable(tags, func(i, j int) bool {
return i > j
})
return RepositoryTags{
Registry: repo.RegistryStr(),
Repository: repo.RepositoryStr(),
Tags: tags,
Total: len(tags),
}, nil
}
func (r *registryer) Config(image string) (*v1.ConfigFile, error) {
img, _, err := r.getImage(image)
if err != nil {
return nil, err
}
configFile, err := img.ConfigFile()
if err != nil {
return nil, err
}
return configFile, nil
}
func (r *registryer) getImage(reference string) (v1.Image, name.Reference, error) {
ref, err := name.ParseReference(reference, r.opts.name...)
if err != nil {
return nil, nil, err
}
img, err := remote.Image(ref, r.opts.remote...)
if err != nil {
return nil, nil, err
}
return img, ref, nil
}