import ( metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/client-go/pkg/runtime" ) type MyObj struct { metav1.TypeMeta metav1.ObjectMeta MyField string } func main() { scheme := runtime.NewScheme() scheme.AddKnownTypeWithName(schema.GroupVersionKind{Group: "", Version: "v1", Kind: "MyObj"}, &MyObj{}) // ... }
import ( "k8s.io/apimachinery/pkg/runtime/schema" "k8s.io/client-go/pkg/api/v1" "k8s.io/client-go/pkg/runtime" ) func main() { gvk := schema.GroupVersionKind{Group: "", Version: "v1", Kind: "Pod"} obj := &v1.Pod{} decoder := runtime.NewDecoder(runtime.NewScheme()) // Decode a JSON representation of a Pod object jsonStr := `{"apiVersion":"v1","kind":"Pod","metadata":{"name":"my-pod"},"spec":{"containers":[{"name":"nginx","image":"nginx"}]}}` err := decoder.Decode([]byte(jsonStr), &gvk, obj) if err != nil { panic(err) } // Encode the Pod object as JSON data, err := runtime.Encode(runtime.NewScheme(), obj) if err != nil { panic(err) } jsonStr = string(data) fmt.Printf("Encoded Pod object: %s\n", jsonStr) }This code example uses the Scheme package to decode a JSON representation of a Pod object into a Go struct representation, and then encodes the Pod object as JSON. The NewDecoder function is used to create a Decoder object with the given Scheme, and the Decode method is used to map the JSON data to a Go struct. The runtime.Encode function is used to encode the Go struct as JSON.