mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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129 lines
3.6 KiB
Go
129 lines
3.6 KiB
Go
/*
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Copyright 2018 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 phases
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import (
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"github.com/pkg/errors"
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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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"k8s.io/kubernetes/cmd/kubeadm/app/cmd/options"
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"k8s.io/kubernetes/cmd/kubeadm/app/cmd/phases/workflow"
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cmdutil "k8s.io/kubernetes/cmd/kubeadm/app/cmd/util"
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dnsaddon "k8s.io/kubernetes/cmd/kubeadm/app/phases/addons/dns"
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proxyaddon "k8s.io/kubernetes/cmd/kubeadm/app/phases/addons/proxy"
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)
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var (
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coreDNSAddonLongDesc = cmdutil.LongDesc(`
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Install the CoreDNS addon components via the API server.
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Please note that although the DNS server is deployed, it will not be scheduled until CNI is installed.
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`)
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kubeProxyAddonLongDesc = cmdutil.LongDesc(`
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Install the kube-proxy addon components via the API server.
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`)
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)
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// NewAddonPhase returns the addon Cobra command
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func NewAddonPhase() workflow.Phase {
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return workflow.Phase{
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Name: "addon",
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Short: "Install required addons for passing conformance tests",
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Long: cmdutil.MacroCommandLongDescription,
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Phases: []workflow.Phase{
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{
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Name: "all",
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Short: "Install all the addons",
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InheritFlags: getAddonPhaseFlags("all"),
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RunAllSiblings: true,
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},
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{
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Name: "coredns",
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Short: "Install the CoreDNS addon to a Kubernetes cluster",
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Long: coreDNSAddonLongDesc,
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InheritFlags: getAddonPhaseFlags("coredns"),
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Run: runCoreDNSAddon,
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},
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{
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Name: "kube-proxy",
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Short: "Install the kube-proxy addon to a Kubernetes cluster",
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Long: kubeProxyAddonLongDesc,
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InheritFlags: getAddonPhaseFlags("kube-proxy"),
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Run: runKubeProxyAddon,
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},
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},
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}
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}
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func getInitData(c workflow.RunData) (*kubeadmapi.InitConfiguration, clientset.Interface, error) {
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data, ok := c.(InitData)
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if !ok {
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return nil, nil, errors.New("addon phase invoked with an invalid data struct")
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}
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cfg := data.Cfg()
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client, err := data.Client()
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if err != nil {
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return nil, nil, err
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}
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return cfg, client, err
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}
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// runCoreDNSAddon installs CoreDNS addon to a Kubernetes cluster
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func runCoreDNSAddon(c workflow.RunData) error {
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cfg, client, err := getInitData(c)
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if err != nil {
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return err
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}
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return dnsaddon.EnsureDNSAddon(&cfg.ClusterConfiguration, client)
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}
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// runKubeProxyAddon installs KubeProxy addon to a Kubernetes cluster
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func runKubeProxyAddon(c workflow.RunData) error {
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cfg, client, err := getInitData(c)
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if err != nil {
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return err
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}
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return proxyaddon.EnsureProxyAddon(&cfg.ClusterConfiguration, &cfg.LocalAPIEndpoint, client)
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}
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func getAddonPhaseFlags(name string) []string {
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flags := []string{
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options.CfgPath,
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options.KubeconfigPath,
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options.KubernetesVersion,
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options.ImageRepository,
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}
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if name == "all" || name == "kube-proxy" {
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flags = append(flags,
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options.APIServerAdvertiseAddress,
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options.ControlPlaneEndpoint,
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options.APIServerBindPort,
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options.NetworkingPodSubnet,
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)
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}
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if name == "all" || name == "coredns" {
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flags = append(flags,
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options.FeatureGatesString,
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options.NetworkingDNSDomain,
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options.NetworkingServiceSubnet,
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)
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}
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return flags
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}
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