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31 lines
938 B
Go
31 lines
938 B
Go
package resource
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import (
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apiserver/pkg/cel"
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"k8s.io/apiserver/pkg/cel/common"
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"k8s.io/apiserver/pkg/cel/openapi"
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"k8s.io/kube-openapi/pkg/validation/spec"
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)
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// https://pkg.go.dev/k8s.io/apiserver@v0.32.0/pkg/cel/openapi/resolver#ClientDiscoveryResolver
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type SchemaClient interface {
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ResolveSchema(gvk schema.GroupVersionKind) (*spec.Schema, error)
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}
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type OpenAPITypeResolver struct {
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client SchemaClient
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}
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func (o *OpenAPITypeResolver) GetDeclProvier(gvk schema.GroupVersionKind, typeName string) (*cel.DeclTypeProvider, error) {
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spec, err := o.client.ResolveSchema(gvk)
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if err != nil {
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return nil, err
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}
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schema := common.SchemaDeclType(&openapi.Schema{Schema: spec}, true)
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return cel.NewDeclTypeProvider(schema.MaybeAssignTypeName(typeName)), nil
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}
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func NewOpenAPITypeResolver(client SchemaClient) *OpenAPITypeResolver {
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return &OpenAPITypeResolver{client: client}
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}
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