forked from gardener/gardener
/
common.go
98 lines (78 loc) · 2.96 KB
/
common.go
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// Copyright (c) 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// 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
//
// http://www.apache.org/licenses/LICENSE-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 OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package framework
import (
"io/ioutil"
"path/filepath"
"strings"
"github.com/gardener/gardener/pkg/utils"
gardencorev1alpha1 "github.com/gardener/gardener/pkg/apis/core/v1alpha1"
"github.com/gardener/gardener/pkg/apis/garden/v1beta1"
"github.com/gardener/gardener/pkg/client/kubernetes"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/serializer"
)
var (
decoder = serializer.NewCodecFactory(kubernetes.GardenScheme).UniversalDecoder()
// TemplateDir relative path for helm templates dir
TemplateDir = filepath.Join("..", "..", "resources", "templates")
)
const (
// IntegrationTestPrefix is the default prefix that will be used for test shoots if none other is specified
IntegrationTestPrefix = "itest-"
)
// CreateShootTestArtifacts creates the necessary artifacts for a shoot tests including a random integration test name and
// a shoot object which is read from the resources directory
func CreateShootTestArtifacts(shootTestYamlPath, prefix string, clearDNS bool) (string, *v1beta1.Shoot, error) {
integrationTestName, err := generateRandomShootName(prefix)
if err != nil {
return "", nil, err
}
shoot := &v1beta1.Shoot{}
if err := ReadObject(shootTestYamlPath, shoot); err != nil {
return "", nil, err
}
shoot.Name = integrationTestName
if clearDNS {
shoot.Spec.DNS = v1beta1.DNS{}
}
return integrationTestName, shoot, nil
}
func generateRandomShootName(prefix string) (string, error) {
randomString, err := utils.GenerateRandomString(10)
if err != nil {
return "", err
}
if len(prefix) > 0 {
return prefix + strings.ToLower(randomString), nil
}
return IntegrationTestPrefix + strings.ToLower(randomString), nil
}
// CreatePlantTestArtifacts creates a plant object which is read from the resources directory
func CreatePlantTestArtifacts(plantTestYamlPath string) (*gardencorev1alpha1.Plant, error) {
plant := &gardencorev1alpha1.Plant{}
if err := ReadObject(plantTestYamlPath, plant); err != nil {
return nil, err
}
return plant, nil
}
// ReadObject loads the contents of file and decodes it as an object.
func ReadObject(file string, into runtime.Object) error {
data, err := ioutil.ReadFile(file)
if err != nil {
return err
}
_, _, err = decoder.Decode(data, nil, into)
return err
}