mirror of https://github.com/kubernetes/kops.git
69 lines
2.0 KiB
Go
69 lines
2.0 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package model
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import (
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"path/filepath"
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"k8s.io/kops/upup/pkg/fi"
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"k8s.io/kops/upup/pkg/fi/nodeup/nodetasks"
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)
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// EtcdManagerTLSBuilder configures TLS support for etcd-manager
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type EtcdManagerTLSBuilder struct {
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*NodeupModelContext
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}
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var _ fi.NodeupModelBuilder = &EtcdManagerTLSBuilder{}
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// Build is responsible for TLS configuration for etcd-manager
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func (b *EtcdManagerTLSBuilder) Build(ctx *fi.NodeupModelBuilderContext) error {
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if !b.IsMaster {
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return nil
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}
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for _, etcdClusterName := range b.NodeupConfig.EtcdClusterNames {
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d := "/etc/kubernetes/pki/etcd-manager-" + etcdClusterName
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keys := make(map[string]string)
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keys["etcd-manager-ca"] = "etcd-manager-ca-" + etcdClusterName
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keys["etcd-peers-ca"] = "etcd-peers-ca-" + etcdClusterName
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keys["etcd-clients-ca"] = "etcd-clients-ca-" + etcdClusterName
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// Because API server can only have a single client certificate for etcd, we need to share a client CA
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if etcdClusterName == "main" || etcdClusterName == "events" {
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keys["etcd-clients-ca"] = "etcd-clients-ca"
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}
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for fileName, keystoreName := range keys {
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if err := b.buildCertificatePairTask(ctx, keystoreName, d, fileName, nil, nil, false); err != nil {
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return err
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}
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ctx.AddTask(&nodetasks.File{
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Path: filepath.Join(d, fileName+".crt"),
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Contents: fi.NewStringResource(b.NodeupConfig.CAs[keystoreName]),
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Type: nodetasks.FileType_File,
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Mode: fi.PtrTo("0644"),
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})
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}
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}
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return nil
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}
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