Files
kustomize/kstatus/status/example_test.go
2019-11-26 13:33:21 -08:00

111 lines
2.2 KiB
Go

// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package status_test
import (
"fmt"
"log"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
. "sigs.k8s.io/kustomize/kstatus/status"
"sigs.k8s.io/yaml"
)
func ExampleCompute() {
deploymentManifest := `
apiVersion: apps/v1
kind: Deployment
metadata:
name: test
generation: 1
namespace: qual
status:
observedGeneration: 1
updatedReplicas: 1
readyReplicas: 1
availableReplicas: 1
replicas: 1
conditions:
- type: Progressing
status: "True"
reason: NewReplicaSetAvailable
- type: Available
status: "True"
`
deployment := yamlManifestToUnstructured(deploymentManifest)
res, err := Compute(deployment)
if err != nil {
log.Fatal(err)
}
fmt.Println(res.Status)
// Output:
// Current
}
func ExampleAugment() {
deploymentManifest := `
apiVersion: apps/v1
kind: Deployment
metadata:
name: test
generation: 1
namespace: qual
status:
observedGeneration: 1
updatedReplicas: 1
readyReplicas: 1
availableReplicas: 1
replicas: 1
conditions:
- type: Progressing
status: "True"
reason: NewReplicaSetAvailable
- type: Available
status: "True"
`
deployment := yamlManifestToUnstructured(deploymentManifest)
err := Augment(deployment)
if err != nil {
log.Fatal(err)
}
b, err := yaml.Marshal(deployment.Object)
if err != nil {
log.Fatal(err)
}
fmt.Println(string(b))
// Output:
// apiVersion: apps/v1
// kind: Deployment
// metadata:
// generation: 1
// name: test
// namespace: qual
// status:
// availableReplicas: 1
// conditions:
// - reason: NewReplicaSetAvailable
// status: "True"
// type: Progressing
// - status: "True"
// type: Available
// observedGeneration: 1
// readyReplicas: 1
// replicas: 1
// updatedReplicas: 1
}
func yamlManifestToUnstructured(manifest string) *unstructured.Unstructured {
jsonManifest, err := yaml.YAMLToJSON([]byte(manifest))
if err != nil {
log.Fatal(err)
}
resource, _, err := unstructured.UnstructuredJSONScheme.Decode(jsonManifest, nil, nil)
if err != nil {
log.Fatal(err)
}
return resource.(*unstructured.Unstructured)
}