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infrastructure.go
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infrastructure.go
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/*
Copyright (c) 2021 SAP SE or an SAP affiliate company. 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
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 transcoder is used for API related object transformations
package transcoder
import (
"errors"
"fmt"
"github.com/23technologies/gardener-extension-provider-hcloud/pkg/hcloud/apis"
"github.com/23technologies/gardener-extension-provider-hcloud/pkg/hcloud/apis/validation"
"github.com/gardener/gardener/extensions/pkg/controller"
"github.com/gardener/gardener/pkg/apis/extensions/v1alpha1"
errorhelpers "github.com/pkg/errors"
"k8s.io/apimachinery/pkg/runtime"
)
// MissingProviderConfig is raised when the requested ProviderConfig does not exist
type MissingProviderConfig struct{}
func (m *MissingProviderConfig) Error() string {
return "Missing provider config"
}
func DecodeInfrastructureConfig(infra *runtime.RawExtension) (*apis.InfrastructureConfig, error) {
infraConfig := &apis.InfrastructureConfig{}
if infra == nil || infra.Raw == nil {
return nil, &MissingProviderConfig{}
}
if _, _, err := decoder.Decode(infra.Raw, nil, infraConfig); err != nil {
return nil, errorhelpers.Wrapf(err, "could not decode providerConfig")
}
return infraConfig, nil
}
// DecodeInfrastructureConfigFromCluster extracts the InfrastructureConfig from the
// ProviderConfig section of the given Infrastructure.
func DecodeInfrastructureConfigFromCluster(cluster *controller.Cluster) (*apis.InfrastructureConfig, error) {
infraConfig := &apis.InfrastructureConfig{}
infraConfig, err := DecodeInfrastructureConfig(cluster.Shoot.Spec.Provider.InfrastructureConfig)
if err != nil {
return nil, err
}
return infraConfig, nil
}
func DecodeInfrastructureConfigFromInfrastructure(infra *v1alpha1.Infrastructure) (*apis.InfrastructureConfig, error) {
infraConfig, err := DecodeInfrastructureConfig(infra.Spec.ProviderConfig)
if err != nil {
return nil, err
}
if errs := validation.ValidateInfrastructureConfigSpec(infraConfig); len(errs) > 0 {
return nil, fmt.Errorf("Error while validating ProviderSpec %v", errs)
}
return infraConfig, nil
}
func DecodeInfrastructureStatus(infra *runtime.RawExtension) (*apis.InfrastructureStatus, error) {
infraStatus := &apis.InfrastructureStatus{}
if infra == nil || infra.Raw == nil {
return nil, errors.New("Missing infrastructure status")
}
if _, _, err := decoder.Decode(infra.Raw, nil, infraStatus); err != nil {
return nil, errorhelpers.Wrapf(err, "could not decode infrastructureStatus")
}
return infraStatus, nil
}
func DecodeInfrastructureStatusFromInfrastructure(infra *v1alpha1.Infrastructure) (*apis.InfrastructureStatus, error) {
infraStatus, err := DecodeInfrastructureStatus(infra.Status.ProviderStatus)
if err != nil {
return nil, err
}
return infraStatus, nil
}