kops/pkg/model/components/etcd.go

55 lines
1.6 KiB
Go

/*
Copyright 2016 The Kubernetes Authors.
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 components
import (
"fmt"
"k8s.io/kops/pkg/apis/kops"
"k8s.io/kops/upup/pkg/fi/loader"
)
// EtcdOptionsBuilder adds options for etcd to the model
type EtcdOptionsBuilder struct {
Context *OptionsContext
}
var _ loader.OptionsBuilder = &EtcdOptionsBuilder{}
// BuildOptions is responsible for filling in the defaults for the etcd cluster model
func (b *EtcdOptionsBuilder) BuildOptions(o interface{}) error {
spec := o.(*kops.ClusterSpec)
// @check the version are set and if not preset the defaults
for _, x := range spec.EtcdClusters {
// @TODO if nothing is set, set the defaults. At a late date once we have a way of detecting a 'new' cluster
// we can default all clusters to v3
if x.Version == "" {
x.Version = "2.2.1"
}
}
// TODO put this into API values. Do that in another PR?
image := fmt.Sprintf("gcr.io/google_containers/etcd:%s", spec.EtcdClusters[0].Version)
image, err := b.Context.AssetBuilder.RemapImage(image)
if err != nil {
return fmt.Errorf("unable to remap container %q: %v", image, err)
}
return nil
}