mirror of https://github.com/kubernetes/kops.git
63 lines
1.6 KiB
Go
63 lines
1.6 KiB
Go
/*
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Copyright 2016 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 components
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import (
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"k8s.io/kops/pkg/apis/kops"
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"k8s.io/kops/upup/pkg/fi/loader"
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)
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// KubeDnsOptionsBuilder adds options for kube-dns
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type KubeDnsOptionsBuilder struct {
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Context *OptionsContext
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}
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var _ loader.OptionsBuilder = &KubeDnsOptionsBuilder{}
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// BuildOptions fills in the kubedns model
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func (b *KubeDnsOptionsBuilder) BuildOptions(o interface{}) error {
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clusterSpec := o.(*kops.ClusterSpec)
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if clusterSpec.KubeDNS == nil {
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clusterSpec.KubeDNS = &kops.KubeDNSConfig{}
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}
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clusterSpec.KubeDNS.Replicas = 2
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if clusterSpec.KubeDNS.CacheMaxSize == 0 {
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clusterSpec.KubeDNS.CacheMaxSize = 1000
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}
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if clusterSpec.KubeDNS.CacheMaxConcurrent == 0 {
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clusterSpec.KubeDNS.CacheMaxConcurrent = 150
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}
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if clusterSpec.KubeDNS.ServerIP == "" {
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ip, err := WellKnownServiceIP(clusterSpec, 10)
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if err != nil {
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return err
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}
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clusterSpec.KubeDNS.ServerIP = ip.String()
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}
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if clusterSpec.KubeDNS.Domain == "" {
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clusterSpec.KubeDNS.Domain = clusterSpec.ClusterDNSDomain
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}
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return nil
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}
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