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crd.go
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crd.go
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/*
* Tencent is pleased to support the open source community by making TKEStack available.
*
* Copyright (C) 2012-2019 Tencent. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use
* this file except in compliance with the License. You may obtain a copy of the
* License at
*
* https://opensource.org/licenses/Apache-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package crd
import (
extensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
apiextensionsclient "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime/schema"
glog "k8s.io/klog"
"tkestack.io/galaxy/pkg/ipam/apis/galaxy"
)
// floatingipCrd is the crd format of floatingip
var floatingipCrd = &extensionsv1.CustomResourceDefinition{
ObjectMeta: metav1.ObjectMeta{
Name: "floatingips.galaxy.k8s.io",
},
TypeMeta: metav1.TypeMeta{
Kind: "CustomResourceDefinition",
APIVersion: "apiextensions.k8s.io/v1beta1",
},
Spec: extensionsv1.CustomResourceDefinitionSpec{
Group: galaxy.GroupName,
Version: "v1alpha1",
Scope: extensionsv1.ClusterScoped,
Names: extensionsv1.CustomResourceDefinitionNames{
Kind: "FloatingIP",
Plural: "floatingips",
ShortNames: []string{"fip"},
},
},
}
// poolCrd is the crd format of pool
var poolCrd = &extensionsv1.CustomResourceDefinition{
ObjectMeta: metav1.ObjectMeta{
Name: "pools.galaxy.k8s.io",
},
TypeMeta: metav1.TypeMeta{
Kind: "CustomResourceDefinition",
APIVersion: "apiextensions.k8s.io/v1beta1",
},
Spec: extensionsv1.CustomResourceDefinitionSpec{
Group: galaxy.GroupName,
Version: "v1alpha1",
Scope: extensionsv1.NamespaceScoped,
Names: extensionsv1.CustomResourceDefinitionNames{
Kind: "Pool",
Plural: "pools",
},
},
}
// EnsureCRDCreated ensures floatingip and pool are created in apiserver
func EnsureCRDCreated(client apiextensionsclient.Interface) error {
crdClient := client.ApiextensionsV1beta1().CustomResourceDefinitions()
crds := []*extensionsv1.CustomResourceDefinition{floatingipCrd, poolCrd}
for i := range crds {
// try to create each crd and ignores already exist error
if _, err := crdClient.Create(crds[i]); err != nil && !apierrors.IsAlreadyExists(err) {
glog.Errorf("Error creating CRD: %s", crds[i].Spec.Names.Kind)
return err
}
glog.Infof("Create CRD %s successfully.", crds[i].Spec.Names.Kind)
}
return nil
}
// GetGroupVersionResource from crd
func GetGroupVersionResource(crd *extensionsv1.CustomResourceDefinition) schema.GroupVersionResource {
return schema.GroupVersionResource{
Group: crd.Spec.Group,
Version: crd.Spec.Version,
Resource: crd.Spec.Names.Plural,
}
}