106 lines
3.7 KiB
Go
106 lines
3.7 KiB
Go
/*
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Copyright 2022 The cert-manager Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package certificates
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import (
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"context"
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"encoding/json"
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"fmt"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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apitypes "k8s.io/apimachinery/pkg/types"
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"k8s.io/utils/ptr"
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cmapi "github.com/cert-manager/cert-manager/pkg/apis/certmanager/v1"
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cmclient "github.com/cert-manager/cert-manager/pkg/client/clientset/versioned"
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)
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// Apply will make a Apply API call with the given client to the certificates
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// resource endpoint. All data in the given Certificate's status field is
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// dropped.
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// The given fieldManager is will be used as the FieldManager in the Apply
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// call.
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// Always sets Force Apply to true.
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func Apply(ctx context.Context, cl cmclient.Interface, fieldManager string, crt *cmapi.Certificate) error {
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crtData, err := serializeApply(crt)
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if err != nil {
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return err
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}
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_, err = cl.CertmanagerV1().Certificates(crt.Namespace).Patch(
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ctx, crt.Name, apitypes.ApplyPatchType, crtData,
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metav1.PatchOptions{Force: ptr.To(true), FieldManager: fieldManager},
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)
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return err
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}
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// ApplyStatus will make a Patch API call with the given client to the
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// certificates status sub-resource endpoint. All data in the given Certificate
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// object is dropped; expect for the name, namespace, and status object. The
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// given fieldManager is will be used as the FieldManager in the Patch call.
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// Always sets Force Patch to true.
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func ApplyStatus(ctx context.Context, cl cmclient.Interface, fieldManager string, crt *cmapi.Certificate) error {
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crtData, err := serializeApplyStatus(crt)
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if err != nil {
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return err
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}
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_, err = cl.CertmanagerV1().Certificates(crt.Namespace).Patch(
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ctx, crt.Name, apitypes.ApplyPatchType, crtData,
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metav1.PatchOptions{Force: ptr.To(true), FieldManager: fieldManager}, "status",
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)
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return err
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}
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// serializeApply converts the given Certificate object in JSON.
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// The status field will be set empty before serializing.
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// TypeMeta will be populated with the Kind "Certificate" and API Version
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// "cert-manager.io/v1" respectively.
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func serializeApply(crt *cmapi.Certificate) ([]byte, error) {
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crt = &cmapi.Certificate{
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TypeMeta: metav1.TypeMeta{Kind: cmapi.CertificateKind, APIVersion: cmapi.SchemeGroupVersion.Identifier()},
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ObjectMeta: *crt.ObjectMeta.DeepCopy(),
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Spec: *crt.Spec.DeepCopy(),
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Status: cmapi.CertificateStatus{},
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}
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crtData, err := json.Marshal(crt)
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if err != nil {
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return nil, fmt.Errorf("failed to marshal certificate object: %w", err)
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}
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return crtData, nil
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}
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// serializeApplyStatus converts the given Certificate object in JSON. Only the
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// name, namespace, and status field values will be copied and encoded into the
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// serialized slice. All other fields will be left at their zero value.
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// TypeMeta will be populated with the Kind "Certificate" and API Version
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// "cert-manager.io/v1" respectively.
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func serializeApplyStatus(crt *cmapi.Certificate) ([]byte, error) {
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crt = &cmapi.Certificate{
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TypeMeta: metav1.TypeMeta{Kind: cmapi.CertificateKind, APIVersion: cmapi.SchemeGroupVersion.Identifier()},
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ObjectMeta: metav1.ObjectMeta{Namespace: crt.Namespace, Name: crt.Name},
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Status: crt.Status,
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}
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crtData, err := json.Marshal(crt)
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if err != nil {
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return nil, fmt.Errorf("failed to marshal certificate object: %w", err)
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}
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return crtData, nil
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}
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