2015-10-18 00:03:46 +02:00
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/*
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* Minio Cloud Storage, (C) 2015 Minio, Inc.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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2016-08-19 01:23:42 +02:00
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package cmd
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2015-10-18 00:03:46 +02:00
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import (
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2016-10-13 03:09:08 +02:00
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"bytes"
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2015-10-18 00:03:46 +02:00
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"errors"
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2015-12-23 02:11:11 +01:00
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"io/ioutil"
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2015-10-18 00:03:46 +02:00
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"net/http"
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2016-10-13 03:09:08 +02:00
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"os"
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2015-10-18 00:03:46 +02:00
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"runtime"
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2015-12-23 02:11:11 +01:00
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"strings"
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2015-10-18 00:03:46 +02:00
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"time"
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"github.com/fatih/color"
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"github.com/minio/cli"
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2016-03-04 10:50:59 +01:00
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"github.com/minio/mc/pkg/console"
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2015-10-18 00:03:46 +02:00
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)
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// Check for new software updates.
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var updateCmd = cli.Command{
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Name: "update",
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2015-11-26 06:06:29 +01:00
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Usage: "Check for a new software update.",
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Action: mainUpdate,
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Flags: globalFlags,
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CustomHelpTemplate: `Name:
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minio {{.Name}} - {{.Usage}}
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USAGE:
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2015-11-26 06:06:29 +01:00
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minio {{.Name}} [FLAGS]
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2015-10-18 00:03:46 +02:00
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2015-11-26 06:06:29 +01:00
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FLAGS:
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{{range .Flags}}{{.}}
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{{end}}
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EXAMPLES:
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1. Check for any new official release.
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$ minio {{.Name}}
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2015-10-18 00:03:46 +02:00
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`,
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}
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2015-11-26 06:06:29 +01:00
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// update URL endpoints.
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const (
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minioUpdateStableURL = "https://dl.minio.io/server/minio/release"
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)
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// updateMessage container to hold update messages.
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type updateMessage struct {
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Update bool `json:"update"`
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Download string `json:"downloadURL"`
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NewerThan time.Duration `json:"newerThan"`
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2015-10-18 00:03:46 +02:00
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}
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2015-11-26 06:06:29 +01:00
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// String colorized update message.
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func (u updateMessage) String() string {
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2015-11-26 06:06:29 +01:00
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if !u.Update {
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updateMessage := color.New(color.FgGreen, color.Bold).SprintfFunc()
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return updateMessage("You are already running the most recent version of ‘minio’.")
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}
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msg := colorizeUpdateMessage(u.Download, u.NewerThan)
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return msg
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}
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2016-04-29 23:24:10 +02:00
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func parseReleaseData(data string) (time.Time, error) {
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2015-12-23 02:11:11 +01:00
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releaseStr := strings.Fields(data)
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if len(releaseStr) < 2 {
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return time.Time{}, errors.New("Update data malformed")
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}
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releaseDate := releaseStr[1]
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releaseDateSplits := strings.SplitN(releaseDate, ".", 3)
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if len(releaseDateSplits) < 3 {
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return time.Time{}, (errors.New("Update data malformed"))
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2015-12-23 02:11:11 +01:00
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}
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2017-01-18 21:24:34 +01:00
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if releaseDateSplits[0] != globalMinioDefaultOwnerID {
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return time.Time{}, (errors.New("Update data malformed, missing minio tag"))
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}
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2016-10-13 03:09:08 +02:00
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// "OFFICIAL" tag is still kept for backward compatibility.
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// We should remove this for the next release.
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2016-02-23 23:57:14 +01:00
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if releaseDateSplits[1] != "RELEASE" && releaseDateSplits[1] != "OFFICIAL" {
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return time.Time{}, (errors.New("Update data malformed, missing RELEASE tag"))
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2015-12-23 02:11:11 +01:00
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}
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dateSplits := strings.SplitN(releaseDateSplits[2], "T", 2)
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if len(dateSplits) < 2 {
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2016-04-29 23:24:10 +02:00
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return time.Time{}, (errors.New("Update data malformed, not in modified RFC3359 form"))
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2015-12-23 02:11:11 +01:00
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}
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dateSplits[1] = strings.Replace(dateSplits[1], "-", ":", -1)
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date := strings.Join(dateSplits, "T")
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2016-04-29 23:24:10 +02:00
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parsedDate, err := time.Parse(time.RFC3339, date)
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if err != nil {
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return time.Time{}, err
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}
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return parsedDate, nil
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}
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2016-10-13 03:09:08 +02:00
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// User Agent should always following the below style.
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// Please open an issue to discuss any new changes here.
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//
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// Minio (OS; ARCH) APP/VER APP/VER
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var (
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userAgentSuffix = "Minio/" + Version + " " + "Minio/" + ReleaseTag + " " + "Minio/" + CommitID
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)
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// Check if the operating system is a docker container.
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func isDocker() bool {
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cgroup, err := ioutil.ReadFile("/proc/self/cgroup")
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2016-11-25 01:06:49 +01:00
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if err != nil && !os.IsNotExist(err) {
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errorIf(err, "Unable to read `cgroup` file.")
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}
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2016-10-13 03:09:08 +02:00
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return bytes.Contains(cgroup, []byte("docker"))
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}
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2016-11-20 08:20:13 +01:00
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// Check if the minio server binary was built with source.
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func isSourceBuild() bool {
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return Version == goGetTag
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}
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// Fetch the current version of the Minio server binary.
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func getCurrentMinioVersion() (current time.Time, err error) {
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// For development builds we check for binary modTime
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// to validate against latest minio server release.
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2017-01-18 21:24:34 +01:00
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if Version != goGetTag {
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2016-11-20 08:20:13 +01:00
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// Parse current minio version into RFC3339.
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current, err = time.Parse(time.RFC3339, Version)
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if err != nil {
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return time.Time{}, err
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}
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return current, nil
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} // else {
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// For all development builds through `go get`.
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// fall back to looking for version of the build
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// date of the binary itself.
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var fi os.FileInfo
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fi, err = os.Stat(os.Args[0])
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if err != nil {
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return time.Time{}, err
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}
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return fi.ModTime(), nil
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}
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2015-11-26 06:06:29 +01:00
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// verify updates for releases.
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2016-10-13 03:09:08 +02:00
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func getReleaseUpdate(updateURL string, duration time.Duration) (updateMsg updateMessage, errMsg string, err error) {
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2016-03-25 01:20:49 +01:00
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// Construct a new update url.
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2016-01-27 20:43:26 +01:00
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newUpdateURLPrefix := updateURL + "/" + runtime.GOOS + "-" + runtime.GOARCH
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newUpdateURL := newUpdateURLPrefix + "/minio.shasum"
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2016-03-25 01:20:49 +01:00
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// Get the downloadURL.
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var downloadURL string
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2016-11-20 08:20:13 +01:00
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if isDocker() {
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downloadURL = "docker pull minio/minio"
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} else {
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switch runtime.GOOS {
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2017-01-18 21:24:34 +01:00
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case globalWindowsOSName:
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2016-11-20 08:20:13 +01:00
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// For windows.
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downloadURL = newUpdateURLPrefix + "/minio.exe"
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default:
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// For all other operating systems.
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downloadURL = newUpdateURLPrefix + "/minio"
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}
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2016-03-25 01:20:49 +01:00
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}
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// Initialize update message.
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2016-08-19 17:09:05 +02:00
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updateMsg = updateMessage{
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2016-03-25 01:20:49 +01:00
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Download: downloadURL,
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}
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2016-07-12 01:22:10 +02:00
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// Instantiate a new client with 3 sec timeout.
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2016-03-25 01:20:49 +01:00
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client := &http.Client{
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Timeout: duration,
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2016-03-25 01:20:49 +01:00
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}
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2016-11-20 08:20:13 +01:00
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current, err := getCurrentMinioVersion()
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2016-08-19 17:09:05 +02:00
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if err != nil {
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2016-11-20 08:20:13 +01:00
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errMsg = "Unable to fetch the current version of Minio server."
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2016-08-19 17:09:05 +02:00
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return
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}
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2016-10-13 03:09:08 +02:00
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// Initialize new request.
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req, err := http.NewRequest("GET", newUpdateURL, nil)
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if err != nil {
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return
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}
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2016-10-24 22:44:15 +02:00
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userAgentPrefix := func() string {
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2016-11-20 08:20:13 +01:00
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prefix := "Minio (" + runtime.GOOS + "; " + runtime.GOARCH
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// if its a source build.
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if isSourceBuild() {
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if isDocker() {
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prefix = prefix + "; " + "docker; source) "
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} else {
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prefix = prefix + "; " + "source) "
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}
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return prefix
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} // else { not source.
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if isDocker() {
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prefix = prefix + "; " + "docker) "
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} else {
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prefix = prefix + ") "
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}
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return prefix
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2016-10-24 22:44:15 +02:00
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}()
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2016-10-13 03:09:08 +02:00
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// Set user agent.
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2016-10-24 22:44:15 +02:00
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req.Header.Set("User-Agent", userAgentPrefix+" "+userAgentSuffix)
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2016-10-13 03:09:08 +02:00
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2016-08-19 17:09:05 +02:00
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// Fetch new update.
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2016-10-13 03:09:08 +02:00
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resp, err := client.Do(req)
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2016-08-19 17:09:05 +02:00
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if err != nil {
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return
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2015-10-18 00:03:46 +02:00
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}
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2016-03-25 01:20:49 +01:00
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// Verify if we have a valid http response i.e http.StatusOK.
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2016-10-13 03:09:08 +02:00
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if resp != nil {
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if resp.StatusCode != http.StatusOK {
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2016-08-19 17:09:05 +02:00
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errMsg = "Failed to retrieve update notice."
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2016-10-13 03:09:08 +02:00
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err = errors.New("http status : " + resp.Status)
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2016-08-19 17:09:05 +02:00
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return
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2016-03-25 01:20:49 +01:00
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}
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}
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// Read the response body.
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2016-10-13 03:09:08 +02:00
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updateBody, err := ioutil.ReadAll(resp.Body)
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2016-08-19 17:09:05 +02:00
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if err != nil {
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errMsg = "Failed to retrieve update notice. Please try again later."
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return
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2016-03-25 01:20:49 +01:00
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}
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2016-08-19 17:09:05 +02:00
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errMsg = "Failed to retrieve update notice. Please try again later. Please report this issue at https://github.com/minio/minio/issues"
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2015-10-18 00:03:46 +02:00
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2016-03-25 01:20:49 +01:00
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// Parse the date if its valid.
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latest, err := parseReleaseData(string(updateBody))
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2016-08-19 17:09:05 +02:00
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if err != nil {
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return
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2016-03-25 01:20:49 +01:00
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}
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2015-10-18 00:03:46 +02:00
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2016-03-25 01:20:49 +01:00
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// Verify if the date is not zero.
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2016-08-19 17:09:05 +02:00
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if latest.IsZero() {
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2016-11-20 08:20:13 +01:00
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err = errors.New("Release date cannot be zero. Please report this issue at https://github.com/minio/minio/issues")
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2016-08-19 17:09:05 +02:00
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return
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2015-10-18 00:03:46 +02:00
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}
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2016-03-25 01:20:49 +01:00
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// Is the update latest?.
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2015-10-18 00:03:46 +02:00
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if latest.After(current) {
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2015-11-26 06:06:29 +01:00
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updateMsg.Update = true
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2016-11-20 08:20:13 +01:00
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updateMsg.NewerThan = latest.Sub(current)
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2015-10-18 00:03:46 +02:00
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}
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2016-03-25 01:20:49 +01:00
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// Return update message.
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2016-08-19 17:09:05 +02:00
|
|
|
|
return updateMsg, "", nil
|
2015-10-18 00:03:46 +02:00
|
|
|
|
}
|
|
|
|
|
|
2015-11-26 06:06:29 +01:00
|
|
|
|
// main entry point for update command.
|
2015-10-18 00:03:46 +02:00
|
|
|
|
func mainUpdate(ctx *cli.Context) {
|
2016-11-28 21:15:36 +01:00
|
|
|
|
// Initialization routine, such as config loading, enable logging, ..
|
2017-01-11 22:59:51 +01:00
|
|
|
|
minioInit(ctx)
|
2016-11-28 21:15:36 +01:00
|
|
|
|
|
|
|
|
|
if globalQuiet {
|
2016-11-24 00:48:10 +01:00
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
|
2015-11-26 06:06:29 +01:00
|
|
|
|
// Check for update.
|
2016-08-19 17:09:05 +02:00
|
|
|
|
var updateMsg updateMessage
|
|
|
|
|
var errMsg string
|
|
|
|
|
var err error
|
2016-10-13 03:09:08 +02:00
|
|
|
|
var secs = time.Second * 3
|
2016-11-24 00:48:10 +01:00
|
|
|
|
updateMsg, errMsg, err = getReleaseUpdate(minioUpdateStableURL, secs)
|
2016-08-19 17:09:05 +02:00
|
|
|
|
fatalIf(err, errMsg)
|
|
|
|
|
console.Println(updateMsg)
|
2015-10-18 00:03:46 +02:00
|
|
|
|
}
|