mirror of
https://github.com/minio/minio
synced 2024-11-05 17:34:01 +00:00
1f262daf6f
This is to ensure that there are no projects that try to import `minio/minio/pkg` into their own repo. Any such common packages should go to `https://github.com/minio/pkg`
100 lines
3.4 KiB
Go
100 lines
3.4 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
|
|
//
|
|
// This file is part of MinIO Object Storage stack
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"fmt"
|
|
"math"
|
|
"runtime"
|
|
"strings"
|
|
"time"
|
|
|
|
"github.com/cheggaaa/pb"
|
|
humanize "github.com/dustin/go-humanize"
|
|
"github.com/minio/minio/internal/color"
|
|
)
|
|
|
|
// prepareUpdateMessage - prepares the update message, only if a
|
|
// newer version is available.
|
|
func prepareUpdateMessage(downloadURL string, older time.Duration) string {
|
|
if downloadURL == "" || older <= 0 {
|
|
return ""
|
|
}
|
|
|
|
// Compute friendly duration string to indicate time
|
|
// difference between newer and current release.
|
|
t := time.Time{}
|
|
newerThan := humanize.RelTime(t, t.Add(older), "ago", "")
|
|
|
|
// Return the nicely colored and formatted update message.
|
|
return colorizeUpdateMessage(downloadURL, newerThan)
|
|
}
|
|
|
|
// colorizeUpdateMessage - inspired from Yeoman project npm package https://github.com/yeoman/update-notifier
|
|
func colorizeUpdateMessage(updateString string, newerThan string) string {
|
|
msgLine1Fmt := " You are running an older version of MinIO released %s "
|
|
msgLine2Fmt := " Update: %s "
|
|
|
|
// Calculate length *without* color coding: with ANSI terminal
|
|
// color characters, the result is incorrect.
|
|
line1Length := len(fmt.Sprintf(msgLine1Fmt, newerThan))
|
|
line2Length := len(fmt.Sprintf(msgLine2Fmt, updateString))
|
|
|
|
// Populate lines with color coding.
|
|
line1InColor := fmt.Sprintf(msgLine1Fmt, color.YellowBold(newerThan))
|
|
line2InColor := fmt.Sprintf(msgLine2Fmt, color.CyanBold(updateString))
|
|
|
|
// calculate the rectangular box size.
|
|
maxContentWidth := int(math.Max(float64(line1Length), float64(line2Length)))
|
|
|
|
// termWidth is set to a default one to use when we are
|
|
// not able to calculate terminal width via OS syscalls
|
|
termWidth := 25
|
|
if width, err := pb.GetTerminalWidth(); err == nil {
|
|
termWidth = width
|
|
}
|
|
|
|
// Box cannot be printed if terminal width is small than maxContentWidth
|
|
if maxContentWidth > termWidth {
|
|
return "\n" + line1InColor + "\n" + line2InColor + "\n\n"
|
|
}
|
|
|
|
topLeftChar := "┏"
|
|
topRightChar := "┓"
|
|
bottomLeftChar := "┗"
|
|
bottomRightChar := "┛"
|
|
horizBarChar := "━"
|
|
vertBarChar := "┃"
|
|
// on windows terminal turn off unicode characters.
|
|
if runtime.GOOS == globalWindowsOSName {
|
|
topLeftChar = "+"
|
|
topRightChar = "+"
|
|
bottomLeftChar = "+"
|
|
bottomRightChar = "+"
|
|
horizBarChar = "-"
|
|
vertBarChar = "|"
|
|
}
|
|
|
|
lines := []string{
|
|
color.YellowBold(topLeftChar + strings.Repeat(horizBarChar, maxContentWidth) + topRightChar),
|
|
vertBarChar + line1InColor + strings.Repeat(" ", maxContentWidth-line1Length) + vertBarChar,
|
|
vertBarChar + line2InColor + strings.Repeat(" ", maxContentWidth-line2Length) + vertBarChar,
|
|
color.YellowBold(bottomLeftChar + strings.Repeat(horizBarChar, maxContentWidth) + bottomRightChar),
|
|
}
|
|
return "\n" + strings.Join(lines, "\n") + "\n"
|
|
}
|