/
release.go
78 lines (71 loc) · 2.11 KB
/
release.go
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// Copyright (c) 2016 by António Meireles <antonio.meireles@reformi.st>.
//
// 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 release
import (
"fmt"
"strings"
"time"
"github.com/dustin/go-humanize"
"github.com/google/go-github/github"
)
var (
// Version of running blob
// -ldflags "-X github.com/TheNewNormal/corectl/release/Version=
// `git describe --abbrev=6 --dirty=-unreleased --always --tags`"
Version string
// BuildDate of running blob
BuildDate string
// ShortBanner ...
ShortBanner = "CoreOS over macOS made simple."
// Banner ...
Banner = fmt.Sprintf("%s <%s>\n%s\n", ShortBanner,
"http://github.com/TheNewNormal/corectl",
"Copyright (c) 2015-2016, António Meireles")
// Info ...
)
type Info struct {
Version string
Started time.Time
Pid int
Built string
Runtime string
GOOS string
GOARCH string
}
// LatestVersion returns the latest upstream release.
func LatestVersion() (version string, err error) {
var latest *github.RepositoryRelease
// if err we're probably in offline mode
if latest, _, err =
github.NewClient(nil).Repositories.GetLatestRelease("TheNewNormal",
"corectl"); err == nil {
version = *latest.TagName
}
return
}
func (i *Info) PrettyPrint(extended bool) {
lo := "2006-01-02T15:04:05MST"
lf := "Mon Jan 02 15:04:05 MST 2006"
stamp, _ := time.Parse(lo, i.Built)
fmt.Printf(" Version:\t%v\n Go Version:\t%v\n "+
"Built:\t\t%v\n OS/Arch:\t%v/%v\n",
strings.TrimPrefix(i.Version, "v"), i.Runtime, stamp.Format(lf),
i.GOOS, i.GOARCH)
if extended {
fmt.Printf("\n Pid:\t\t%v\n Uptime:\t%v\n\n",
i.Pid,
humanize.Time(i.Started))
}
}