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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,129 @@ | ||
| /* | ||
| Copyright 2022 The OpenYurt Authors. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| package token | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "io" | ||
| "os" | ||
| "os/exec" | ||
| "runtime" | ||
|
|
||
| "github.com/Masterminds/semver/v3" | ||
| "github.com/spf13/cobra" | ||
| "k8s.io/klog/v2" | ||
|
|
||
| "github.com/openyurtio/openyurt/pkg/yurtadm/constants" | ||
| "github.com/openyurtio/openyurt/pkg/yurtadm/util" | ||
| "github.com/openyurtio/openyurt/pkg/yurtadm/util/edgenode" | ||
| ) | ||
|
|
||
| const ( | ||
| TmpDownloadDir = "/tmp" | ||
|
|
||
| KubeadmUrlFormat = "https://storage.googleapis.com/kubernetes-release/release/%s/bin/linux/%s/kubeadm" | ||
| DefaultKubeadmVersion = "v1.22.3" | ||
|
|
||
| MiniumKubeadmVersion = "v1.22.3" | ||
| ) | ||
|
|
||
| func NewCmdToken(in io.Reader, out io.Writer, outErr io.Writer) *cobra.Command { | ||
|
|
||
| cmd := &cobra.Command{ | ||
| Use: "token", | ||
| Short: "Run this command in order to manage openyurt joint token", | ||
| FParseErrWhitelist: cobra.FParseErrWhitelist{UnknownFlags: true}, | ||
| RunE: func(cmd *cobra.Command, args []string) error { | ||
|
|
||
| if err := CheckAndInstallKubeadm(); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| klog.V(2).InfoS("kubeadm command exec", "args", os.Args[1:]) | ||
|
|
||
| kubeadmCmd := exec.Command("kubeadm", os.Args[1:]...) | ||
| kubeadmCmd.Stdout = out | ||
| kubeadmCmd.Stderr = outErr | ||
| if err := kubeadmCmd.Run(); err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| }, | ||
| } | ||
|
|
||
| return cmd | ||
| } | ||
|
|
||
| type kubeadmVersion struct { | ||
| ClientVersion clientVersion `json:"clientVersion"` | ||
| } | ||
| type clientVersion struct { | ||
| GitVersion string `json:"gitVersion"` | ||
| } | ||
|
|
||
| func CheckAndInstallKubeadm() error { | ||
| klog.V(2).Infof("Check and install kubeadm") | ||
| kubeadmExist := false | ||
|
|
||
| if _, err := exec.LookPath("kubeadm"); err == nil { | ||
| if b, err := exec.Command("kubeadm", "version", "-o", "json").CombinedOutput(); err == nil { | ||
| klog.V(2).InfoS("kubeadm", "version", string(b)) | ||
| info := kubeadmVersion{} | ||
| if err := json.Unmarshal(b, &info); err != nil { | ||
| return fmt.Errorf("Can't get the existing kubeadm version: %w", err) | ||
| } | ||
| kubeadmVersion := info.ClientVersion.GitVersion | ||
|
|
||
| c, err := semver.NewConstraint(fmt.Sprintf(">= %s", MiniumKubeadmVersion)) | ||
| if err != nil { | ||
| return fmt.Errorf("kubeadm version constraint build fail, err: %s", err.Error()) | ||
| } | ||
| v, err := semver.NewVersion(kubeadmVersion) | ||
| if err != nil { | ||
| return fmt.Errorf("current kubeadm version build fail, err: %s", err.Error()) | ||
| } | ||
|
|
||
| if c.Check(v) { | ||
| klog.V(2).Infof("Kubeadm %s already exist, skip install.", kubeadmVersion) | ||
| kubeadmExist = true | ||
| } else { | ||
| return fmt.Errorf("The existing kubeadm version %s is not supported, please clean it. Valid server versions are %v.", kubeadmVersion, MiniumKubeadmVersion) | ||
| } | ||
| } else { | ||
| klog.ErrorS(err, "kubeadm version fail") | ||
| } | ||
| } else { | ||
| klog.ErrorS(err, "kubeadm look path fail") | ||
| } | ||
|
|
||
| if !kubeadmExist { | ||
| // download and install kubeadm | ||
| packageUrl := fmt.Sprintf(KubeadmUrlFormat, DefaultKubeadmVersion, runtime.GOARCH) | ||
| savePath := fmt.Sprintf("%s/kubeadm", TmpDownloadDir) | ||
| klog.V(2).Infof("Download kubeadm from: %s", packageUrl) | ||
| if err := util.DownloadFile(packageUrl, savePath, 3); err != nil { | ||
| return fmt.Errorf("Download kubeadm fail: %w", err) | ||
| } | ||
| comp := "kubeadm" | ||
| target := fmt.Sprintf("/usr/bin/%s", comp) | ||
| if err := edgenode.CopyFile(TmpDownloadDir+"/"+comp, target, constants.DirMode); err != nil { | ||
| return err | ||
| } | ||
| } | ||
| return nil | ||
| } |