mirror of https://github.com/kubernetes/kops.git
447 lines
12 KiB
Go
447 lines
12 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 cloudup
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import (
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"fmt"
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channelsapi "k8s.io/kops/channels/pkg/api"
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"k8s.io/kops/pkg/apis/kops"
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"k8s.io/kops/pkg/featureflag"
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"k8s.io/kops/upup/pkg/fi"
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"k8s.io/kops/upup/pkg/fi/fitasks"
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"k8s.io/kops/upup/pkg/fi/utils"
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)
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type BootstrapChannelBuilder struct {
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cluster *kops.Cluster
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}
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var _ fi.ModelBuilder = &BootstrapChannelBuilder{}
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func (b *BootstrapChannelBuilder) Build(c *fi.ModelBuilderContext) error {
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addons, manifests, err := b.buildManifest()
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if err != nil {
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return err
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}
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addonsYAML, err := utils.YamlMarshal(addons)
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if err != nil {
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return fmt.Errorf("error serializing addons yaml: %v", err)
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}
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name := b.cluster.ObjectMeta.Name + "-addons-bootstrap"
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tasks := c.Tasks
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tasks[name] = &fitasks.ManagedFile{
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Name: fi.String(name),
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Location: fi.String("addons/bootstrap-channel.yaml"),
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Contents: fi.WrapResource(fi.NewBytesResource(addonsYAML)),
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}
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for key, manifest := range manifests {
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name := b.cluster.ObjectMeta.Name + "-addons-" + key
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tasks[name] = &fitasks.ManagedFile{
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Name: fi.String(name),
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Location: fi.String(manifest),
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Contents: &fi.ResourceHolder{Name: manifest},
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}
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}
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return nil
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}
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func (b *BootstrapChannelBuilder) buildManifest() (*channelsapi.Addons, map[string]string, error) {
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manifests := make(map[string]string)
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addons := &channelsapi.Addons{}
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addons.Kind = "Addons"
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addons.ObjectMeta.Name = "bootstrap"
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{
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key := "core.addons.k8s.io"
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version := "1.4.0"
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location := key + "/v" + version + ".yaml"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: map[string]string{"k8s-addon": key},
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Manifest: fi.String(location),
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})
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manifests[key] = "addons/" + location
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}
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{
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key := "kube-dns.addons.k8s.io"
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version := "1.6.1-alpha.2"
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{
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location := key + "/pre-k8s-1.6.yaml"
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id := "pre-k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: map[string]string{"k8s-addon": key},
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Manifest: fi.String(location),
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KubernetesVersion: "<1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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{
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location := key + "/k8s-1.6.yaml"
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id := "k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: map[string]string{"k8s-addon": key},
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Manifest: fi.String(location),
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KubernetesVersion: ">=1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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}
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{
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key := "limit-range.addons.k8s.io"
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version := "1.5.0"
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location := key + "/v" + version + ".yaml"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: map[string]string{"k8s-addon": key},
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Manifest: fi.String(location),
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})
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manifests[key] = "addons/" + location
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}
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{
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key := "dns-controller.addons.k8s.io"
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version := "1.6.1"
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{
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location := key + "/pre-k8s-1.6.yaml"
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id := "pre-k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: map[string]string{"k8s-addon": key},
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Manifest: fi.String(location),
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KubernetesVersion: "<1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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{
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location := key + "/k8s-1.6.yaml"
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id := "k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: map[string]string{"k8s-addon": key},
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Manifest: fi.String(location),
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KubernetesVersion: ">=1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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}
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if featureflag.EnableExternalDNS.Enabled() {
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{
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key := "external-dns.addons.k8s.io"
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version := "0.3.0"
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{
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location := key + "/pre-k8s-1.6.yaml"
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id := "pre-k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: map[string]string{"k8s-addon": key},
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Manifest: fi.String(location),
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KubernetesVersion: "<1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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{
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location := key + "/k8s-1.6.yaml"
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id := "k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: map[string]string{"k8s-addon": key},
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Manifest: fi.String(location),
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KubernetesVersion: ">=1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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}
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}
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{
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key := "storage-aws.addons.k8s.io"
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version := "1.6.0"
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location := key + "/v" + version + ".yaml"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: map[string]string{"k8s-addon": key},
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Manifest: fi.String(location),
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})
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manifests[key] = "addons/" + location
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}
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// The role.kubernetes.io/networking is used to label anything related to a networking addin,
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// so that if we switch networking plugins (e.g. calico -> weave or vice-versa), we'll replace the
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// old networking plugin, and there won't be old pods "floating around".
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// This means whenever we create or update a networking plugin, we should be sure that:
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// 1. the selector is role.kubernetes.io/networking=1
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// 2. every object in the manifest is labeleled with role.kubernetes.io/networking=1
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// TODO: Some way to test/enforce this?
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// TODO: Create "empty" configurations for others, so we can delete e.g. the kopeio configuration
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// if we switch to kubenet?
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// TODO: Create configuration object for cni providers (maybe create it but orphan it)?
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networkingSelector := map[string]string{"role.kubernetes.io/networking": "1"}
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if b.cluster.Spec.Networking.Kopeio != nil {
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key := "networking.kope.io"
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version := "1.0.20170406"
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{
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location := key + "/pre-k8s-1.6.yaml"
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id := "pre-k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: "<1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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{
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location := key + "/k8s-1.6.yaml"
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id := "k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: ">=1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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}
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if b.cluster.Spec.Networking.Weave != nil {
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key := "networking.weave"
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// 1.9.5-kops.1 = 1.9.4 with WEAVE_MTU configured
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version := "1.9.5-kops.1"
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{
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location := key + "/pre-k8s-1.6.yaml"
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id := "pre-k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: "<1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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{
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location := key + "/k8s-1.6.yaml"
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id := "k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: ">=1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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}
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if b.cluster.Spec.Networking.Flannel != nil {
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key := "networking.flannel"
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// 0.7.2-kops.1 = 0.7.1 + hairpinMode fix
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version := "0.7.2-kops.1"
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{
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location := key + "/pre-k8s-1.6.yaml"
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id := "pre-k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: "<1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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{
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location := key + "/k8s-1.6.yaml"
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id := "k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: ">=1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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}
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if b.cluster.Spec.Networking.Calico != nil {
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key := "networking.projectcalico.org"
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version := "2.1.1"
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{
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location := key + "/pre-k8s-1.6.yaml"
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id := "pre-k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: "<1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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{
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location := key + "/k8s-1.6.yaml"
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id := "k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: ">=1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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}
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if b.cluster.Spec.Networking.Canal != nil {
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key := "networking.projectcalico.org.canal"
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version := "1.0"
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{
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location := key + "/pre-k8s-1.6.yaml"
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id := "pre-k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: "<1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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{
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location := key + "/k8s-1.6.yaml"
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id := "k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: ">=1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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}
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if b.cluster.Spec.Networking.Kuberouter != nil {
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key := "networking.kuberouter"
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version := "0.1.0"
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{
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location := key + "/k8s-1.6.yaml"
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id := "k8s-1.6"
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addons.Spec.Addons = append(addons.Spec.Addons, &channelsapi.AddonSpec{
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Name: fi.String(key),
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Version: fi.String(version),
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Selector: networkingSelector,
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Manifest: fi.String(location),
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KubernetesVersion: ">=1.6.0",
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Id: id,
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})
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manifests[key+"-"+id] = "addons/" + location
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}
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}
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return addons, manifests, nil
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}
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