add cmd 'bee update' to update self

just notice once a day if there is a new version

cmd/bee.go

@@ -31,6 +31,7 @@ import (
 	_ "github.com/beego/bee/cmd/commands/rs"
 	_ "github.com/beego/bee/cmd/commands/run"
 	_ "github.com/beego/bee/cmd/commands/server"
+	_ "github.com/beego/bee/cmd/commands/update"
 	_ "github.com/beego/bee/cmd/commands/version"
 	"github.com/beego/bee/utils"
 )

cmd/commands/command.go

@@ -65,6 +65,7 @@ func (c *Command) Out() io.Writer {
 	if c.output != nil {
 		return *c.output
 	}
+
 	return colors.NewColorWriter(os.Stderr)
 }
 

cmd/commands/update/update.go

@@ -0,0 +1,38 @@
+package update
+
+import (
+	"flag"
+	"os"
+	"os/exec"
+
+	"github.com/beego/bee/cmd/commands"
+	"github.com/beego/bee/config"
+	beeLogger "github.com/beego/bee/logger"
+)
+
+var CmdUpdate = &commands.Command{
+	UsageLine: "update",
+	Short:     "Update Bee",
+	Long: `
+Automatic run command "go get -u github.com/beego/bee" for selfupdate
+`,
+	Run: updateBee,
+}
+
+func init() {
+	fs := flag.NewFlagSet("update", flag.ContinueOnError)
+	CmdUpdate.Flag = *fs
+	commands.AvailableCommands = append(commands.AvailableCommands, CmdUpdate)
+}
+
+func updateBee(cmd *commands.Command, args []string) int {
+	beeLogger.Log.Info("Updating")
+	beePath := config.GitRemotePath
+	cmdUp := exec.Command("go", "get", "-u", beePath)
+	cmdUp.Stdout = os.Stdout
+	cmdUp.Stderr = os.Stderr
+	if err := cmdUp.Run(); err != nil {
+		beeLogger.Log.Warnf("Run cmd err:%s",err)
+	}
+	return 0
+}

cmd/commands/version/version.go

@@ -14,11 +14,13 @@ import (
 	"runtime"
 	"strings"
 
+	"gopkg.in/yaml.v2"
+
 	"github.com/beego/bee/cmd/commands"
+	"github.com/beego/bee/config"
 	beeLogger "github.com/beego/bee/logger"
 	"github.com/beego/bee/logger/colors"
 	"github.com/beego/bee/utils"
-	"gopkg.in/yaml.v2"
 )
 
 const verboseVersionBanner string = `%s%s______
@@ -57,7 +59,7 @@ Prints the current Bee, Beego and Go version alongside the platform information.
 }
 var outputFormat string
 
-const version = "1.12.0"
+const version = config.Version
 
 func init() {
 	fs := flag.NewFlagSet("version", flag.ContinueOnError)

config/conf.go

@@ -19,12 +19,19 @@ import (
 	"os"
 	"path/filepath"
 
-	beeLogger "github.com/beego/bee/logger"
 	"gopkg.in/yaml.v2"
+
+	beeLogger "github.com/beego/bee/logger"
 )
 
 const confVer = 0
 
+const (
+	Version = "1.12.0"
+	GitRemotePath = "github.com/beego/bee"
+)
+
+
 var Conf = struct {
 	Version            int
 	WatchExts          []string  `json:"watch_ext" yaml:"watch_ext"`

internal/app/module/beegopro/render.go

@@ -1,16 +1,18 @@
 package beegopro
 
 import (
-	"github.com/beego/bee/internal/pkg/system"
-	beeLogger "github.com/beego/bee/logger"
-	"github.com/davecgh/go-spew/spew"
-	"github.com/flosch/pongo2"
-	"github.com/smartwalle/pongo2render"
 	"go/format"
 	"io/ioutil"
 	"os"
 	"path"
 	"path/filepath"
+
+	"github.com/davecgh/go-spew/spew"
+	"github.com/flosch/pongo2"
+	"github.com/smartwalle/pongo2render"
+
+	"github.com/beego/bee/internal/pkg/system"
+	beeLogger "github.com/beego/bee/logger"
 )
 
 // render

internal/app/module/beegopro/util.go

@@ -4,14 +4,15 @@ import (
 	"crypto/md5"
 	"errors"
 	"fmt"
-	"github.com/beego/bee/internal/pkg/utils"
-	beeLogger "github.com/beego/bee/logger"
 	"io/ioutil"
 	"os"
 	"path"
 	"path/filepath"
 	"strings"
 	"time"
+
+	"github.com/beego/bee/internal/pkg/utils"
+	beeLogger "github.com/beego/bee/logger"
 )
 
 // write to file
@@ -191,7 +192,7 @@ func GetFilterContent(content string, seg string) string {
 	res := ""
 	for _, s := range strings.Split(content, "\n") {
 		s = strings.TrimSpace(strings.TrimPrefix(s, seg))
-		var have  = false
+		var have bool
 		for _,except := range CompareExcept{
 			if strings.HasPrefix(s, except) {
 				have = true

main.go

@@ -25,7 +25,7 @@ import (
 )
 
 func main() {
-	utils.UpdateBee()
+	utils.NoticeUpdateBee()
 	flag.Usage = cmd.Usage
 	flag.Parse()
 	log.SetFlags(0)

utils/utils.go

@@ -30,9 +30,12 @@ import (
 	"time"
 	"unicode"
 
+	"github.com/beego/bee/config"
+	"github.com/beego/bee/internal/pkg/git"
+
+	"github.com/beego/bee/internal/pkg/system"
 	beeLogger "github.com/beego/bee/logger"
 	"github.com/beego/bee/logger/colors"
-	"github.com/beego/bee/internal/pkg/system"
 )
 
 func GetBeeWorkPath() string {
@@ -466,64 +469,70 @@ func IsGOMODULE() bool {
 	return false
 }
 
-func UpdateBee() {
+func NoticeUpdateBee() {
 	cmd := exec.Command("go", "version")
 	cmd.Output()
 	if cmd.Process == nil || cmd.Process.Pid <= 0 {
 		beeLogger.Log.Warn("There is no go environment")
 		return
 	}
-	path := system.BeegoHome
+	beeHome := system.BeegoHome
-	fp := path + "/.updateBee"
+	fp := beeHome + "/.noticeUpdateBee"
 	timeNow := time.Now().Unix()
 	var timeOld int64
-	if IsExist(fp) {
+	if !IsExist(fp) {
+		f, err := os.Create(fp)
+		if err != nil {
+			beeLogger.Log.Warnf("Create noticeUpdateBee file err: %s", err)
+			return
+		}
+		defer f.Close()
+	}
 	oldContent, err := ioutil.ReadFile(fp)
 	if err != nil {
-			beeLogger.Log.Warnf("read file err: %s", err)
+		beeLogger.Log.Warnf("Read noticeUpdateBee file err: %s", err)
+		return
 	}
 	timeOld, _ = strconv.ParseInt(string(oldContent), 10, 64)
-	} else {
+	if timeNow-timeOld < 24*60*60 {
-		if cf, err := os.OpenFile(fp, os.O_CREATE, 0644); err == nil {
+		return
-			cf.Close()
-		} else {
-			beeLogger.Log.Warnf("Create file err: %s", err)
 	}
+	w, err := os.OpenFile(fp, os.O_WRONLY|os.O_TRUNC, 0644)
+	if err != nil {
+		beeLogger.Log.Warnf("Open noticeUpdateBee file err: %s", err)
+		return
 	}
-	if timeNow-timeOld > 24*60*60 {
-		if w, err := os.OpenFile(fp, os.O_WRONLY|os.O_TRUNC, 0644); err == nil {
 	defer w.Close()
 	timeNowStr := strconv.FormatInt(timeNow, 10)
 	if _, err := w.WriteString(timeNowStr); err != nil {
-				beeLogger.Log.Warnf("Update file err: %s", err)
+		beeLogger.Log.Warnf("Update noticeUpdateBee file err: %s", err)
-			}
+		return
-			beeLogger.Log.Info("Updating bee")
-			goGetBee()
-		} else {
-			beeLogger.Log.Warnf("Update Bee file err: %s", err)
-		}
 	}
+	newVersion()
 }
 
-func goGetBee() {
+func newVersion() {
-	beePath := "github.com/beego/bee"
+	workPath := GetBeeWorkPath()
-	done := make(chan int, 1)
+	repo, err := git.OpenRepository(workPath)
-	go func() {
-		cmd := exec.Command("go", "get", "-u", beePath)
-		output, err := cmd.Output()
 	if err != nil {
-			beeLogger.Log.Warnf("Update Bee err: %s", err)
+		beeLogger.Log.Fatalf("Fail to open repository, err: %s", err)
-			beeLogger.Log.Warnf("Update Bee err: %s", output)
-		}
-		beeLogger.Log.Infof("Bee was updated successfully %s", output)
-		done <- 1
-	}()
-	// wait 30 second
-	select {
-	case <-done:
 		return
-	case <-time.After(time.Second * 30):
+	}
-		beeLogger.Log.Warn("Update Bee timeout! The next automatic update will be in 24 hours.")
+	tags, err := repo.GetTags()
-		beeLogger.Log.Warn("Or you can update it yourself with `go get -u github.com/beego/bee`")
+	if err != nil {
+		beeLogger.Log.Fatalf("Fail to get tags, err: %s", err)
+		return
+	}
+	// v1.12.0 | V_1.12.0 => 1.12.0
+	re, _ := regexp.Compile(`[0-9.]+`)
+	var versionLast string
+	versionList := re.FindStringSubmatch(tags[0])
+	if len(versionList) >= 1 {
+		versionLast = versionList[0]
+	}
+	versionNow := config.Version
+	if versionNow != versionLast {
+		beeLogger.Log.Warnf("Update available %s ==> %s", versionNow, versionLast)
+		beeLogger.Log.Warn("Run `bee update` to update")
 	}
 }