58 lines
2.0 KiB
Go
58 lines
2.0 KiB
Go
/*
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Copyright 2017 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 uploadconfig
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import (
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"fmt"
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"github.com/ghodss/yaml"
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"k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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clientset "k8s.io/client-go/kubernetes"
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kubeadmapi "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm"
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kubeadmapiext "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1alpha1"
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kubeadmconstants "k8s.io/kubernetes/cmd/kubeadm/app/constants"
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"k8s.io/kubernetes/cmd/kubeadm/app/util/apiclient"
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"k8s.io/kubernetes/pkg/api"
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)
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// UploadConfiguration saves the MasterConfiguration used for later reference (when upgrading for instance)
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func UploadConfiguration(cfg *kubeadmapi.MasterConfiguration, client clientset.Interface) error {
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fmt.Printf("[uploadconfig] Storing the configuration used in ConfigMap %q in the %q Namespace\n", kubeadmconstants.MasterConfigurationConfigMap, metav1.NamespaceSystem)
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// Convert cfg to the external version as that's the only version of the API that can be deserialized later
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externalcfg := &kubeadmapiext.MasterConfiguration{}
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api.Scheme.Convert(cfg, externalcfg, nil)
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cfgYaml, err := yaml.Marshal(*externalcfg)
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if err != nil {
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return err
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}
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return apiclient.CreateOrUpdateConfigMap(client, &v1.ConfigMap{
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ObjectMeta: metav1.ObjectMeta{
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Name: kubeadmconstants.MasterConfigurationConfigMap,
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Namespace: metav1.NamespaceSystem,
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},
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Data: map[string]string{
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kubeadmconstants.MasterConfigurationConfigMapKey: string(cfgYaml),
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},
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})
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}
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