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Removes kube-openapi dependency from Patcher

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This commit is contained in:
Sean Sullivan 2023-01-09 19:13:30 -08:00
parent 1d6ae20301
commit 34aa661eed
1 changed files with 10 additions and 16 deletions
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26
staging/src/k8s.io/kubectl/pkg/cmd/apply/patcher.go
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@ -37,7 +37,6 @@ import (
"k8s.io/apimachinery/pkg/util/strategicpatch"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/cli-runtime/pkg/resource"
"k8s.io/kube-openapi/pkg/util/proto"
cmdutil "k8s.io/kubectl/pkg/cmd/util"
"k8s.io/kubectl/pkg/scheme"
"k8s.io/kubectl/pkg/util"
@ -123,12 +122,10 @@ func (p *Patcher) patchSimple(obj runtime.Object, modified []byte, namespace, na
// if openapischema is used, we'll try to get required patch type for this GVK from Open API.
// if it fails or could not find any patch type, fall back to baked-in patch type determination.
if patchType, err = p.getPatchTypeFromOpenAPI(p.Mapping.GroupVersionKind); err == nil && patchType == types.StrategicMergePatchType {
if s := p.findOpenAPIResource(p.Mapping.GroupVersionKind); s != nil {
patch, err = p.buildStrategicMergeFromOpenAPI(s, original, modified, current)
if err != nil {
// Warn user about problem and continue strategic merge patching using builtin types.
fmt.Fprintf(errOut, "warning: error calculating patch from openapi spec: %v\n", err)
}
patch, err = p.buildStrategicMergeFromOpenAPI(original, modified, current)
if err != nil {
// Warn user about problem and continue strategic merge patching using builtin types.
fmt.Fprintf(errOut, "warning: error calculating patch from openapi spec: %v\n", err)
}
}
}
@ -187,7 +184,12 @@ func (p *Patcher) buildMergePatch(original, modified, current []byte) ([]byte, e
// buildStrategicMergeFromOpenAPI builds patch from OpenAPI if it is enabled.
// This is used for core types which is published in openapi.
func (p *Patcher) buildStrategicMergeFromOpenAPI(schema proto.Schema, original, modified, current []byte) ([]byte, error) {
func (p *Patcher) buildStrategicMergeFromOpenAPI(original, modified, current []byte) ([]byte, error) {
schema := p.OpenapiSchema.LookupResource(p.Mapping.GroupVersionKind)
if schema == nil {
// Missing schema returns nil patch; also no error.
return nil, nil
}
lookupPatchMeta := strategicpatch.PatchMetaFromOpenAPI{Schema: schema}
if openapiPatch, err := strategicpatch.CreateThreeWayMergePatch(original, modified, current, lookupPatchMeta, p.Overwrite); err != nil {
return nil, err
@ -196,14 +198,6 @@ func (p *Patcher) buildStrategicMergeFromOpenAPI(schema proto.Schema, original,
}
}
// findOpenAPIResource finds schema of GVK in OpenAPI endpoint.
func (p *Patcher) findOpenAPIResource(gvk schema.GroupVersionKind) proto.Schema {
if p.OpenapiSchema == nil {
return nil
}
return p.OpenapiSchema.LookupResource(gvk)
}
// getPatchTypeFromOpenAPI looks up patch types supported by given GroupVersionKind in Open API.
func (p *Patcher) getPatchTypeFromOpenAPI(gvk schema.GroupVersionKind) (types.PatchType, error) {
if pc := p.OpenapiSchema.GetConsumes(p.Mapping.GroupVersionKind, "PATCH"); pc != nil {