/
buildpack_expansion.go
42 lines (35 loc) · 1.14 KB
/
buildpack_expansion.go
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package v1
import (
"bytes"
v1 "github.com/jenkins-x/jx/v2/pkg/apis/jenkins.io/v1"
util "github.com/jenkins-x/jx/v2/pkg/util/json"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
)
// BuildPackExpansion expands the default CRUD interface for BuildPack.
type BuildPackExpansion interface {
PatchUpdate(buildPack *v1.BuildPack) (result *v1.BuildPack, err error)
}
// PatchUpdate takes the representation of a buildPack and updates using Patch generating a JSON patch to do so.
// Returns the server's representation of the buildPack, and an error, if there is any.
func (c *buildPacks) PatchUpdate(buildPack *v1.BuildPack) (*v1.BuildPack, error) {
resourceName := buildPack.ObjectMeta.Name
// force retrieval from cache
options := metav1.GetOptions{ResourceVersion: "0"}
orig, err := c.Get(resourceName, options)
if err != nil {
return nil, err
}
patch, err := util.CreatePatch(orig, buildPack)
if err != nil {
return nil, err
}
if bytes.Equal(patch, []byte("[]")) {
return orig, nil
}
patched, err := c.Patch(resourceName, types.JSONPatchType, patch)
if err != nil {
return nil, err
}
return patched, nil
}