mirror of https://github.com/kubernetes/kops.git
93 lines
2.8 KiB
Go
93 lines
2.8 KiB
Go
/*
|
|
Copyright 2019 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 etcdmanager
|
|
|
|
import (
|
|
"fmt"
|
|
"strings"
|
|
|
|
"k8s.io/klog"
|
|
"k8s.io/kops/pkg/apis/kops"
|
|
"k8s.io/kops/pkg/featureflag"
|
|
"k8s.io/kops/pkg/model/components"
|
|
"k8s.io/kops/pkg/urls"
|
|
"k8s.io/kops/upup/pkg/fi/loader"
|
|
)
|
|
|
|
// EtcdManagerOptionsBuilder adds options for the etcd-manager to the model.
|
|
type EtcdManagerOptionsBuilder struct {
|
|
*components.OptionsContext
|
|
}
|
|
|
|
var _ loader.OptionsBuilder = &EtcdManagerOptionsBuilder{}
|
|
|
|
// BuildOptions generates the configurations used to create etcd manager manifest
|
|
func (b *EtcdManagerOptionsBuilder) BuildOptions(o interface{}) error {
|
|
clusterSpec := o.(*kops.ClusterSpec)
|
|
|
|
for _, etcdCluster := range clusterSpec.EtcdClusters {
|
|
if etcdCluster.Provider != kops.EtcdProviderTypeManager {
|
|
continue
|
|
}
|
|
|
|
if etcdCluster.Manager == nil {
|
|
etcdCluster.Manager = &kops.EtcdManagerSpec{}
|
|
}
|
|
|
|
if etcdCluster.Backups == nil {
|
|
etcdCluster.Backups = &kops.EtcdBackupSpec{}
|
|
}
|
|
if etcdCluster.Backups.BackupStore == "" {
|
|
base := clusterSpec.ConfigBase
|
|
etcdCluster.Backups.BackupStore = urls.Join(base, "backups", "etcd", etcdCluster.Name)
|
|
}
|
|
|
|
if etcdCluster.Version == "" {
|
|
if b.IsKubernetesGTE("1.11") {
|
|
etcdCluster.Version = "3.2.18"
|
|
} else {
|
|
// Preserve existing default etcd version
|
|
etcdCluster.Version = "2.2.1"
|
|
}
|
|
}
|
|
|
|
if !etcdVersionIsSupported(etcdCluster.Version) {
|
|
if featureflag.SkipEtcdVersionCheck.Enabled() {
|
|
klog.Warningf("etcd version %q is not known to be supported, but ignoring because of SkipEtcdVersionCheck feature flag", etcdCluster.Version)
|
|
} else {
|
|
klog.Warningf("unsupported etcd version %q detected; please update etcd version. Use export KOPS_FEATURE_FLAGS=SkipEtcdVersionCheck to override this check", etcdCluster.Version)
|
|
return fmt.Errorf("etcd version %q is not supported with etcd-manager, please specify a supported version or remove the value to use the default version. Supported versions: %s", etcdCluster.Version, strings.Join(supportedEtcdVersions, ", "))
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
var supportedEtcdVersions = []string{"2.2.1", "3.1.12", "3.2.18", "3.2.24", "3.3.10", "3.3.13", "3.4.3"}
|
|
|
|
func etcdVersionIsSupported(version string) bool {
|
|
version = strings.TrimPrefix(version, "v")
|
|
for _, v := range supportedEtcdVersions {
|
|
if v == version {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
}
|