fix Beego#4972: bee version failed

cmd/commands/version/banner.go

@@ -52,7 +52,7 @@ func show(out io.Writer, content string) {
 	}
 
 	err = t.Execute(out, RuntimeInfo{
-		GetGoVersion(),
+		runtime.Version(),
 		runtime.GOOS,
 		runtime.GOARCH,
 		runtime.NumCPU(),

cmd/commands/version/version.go

@@ -1,23 +1,18 @@
 package version
 
 import (
-	"bufio"
 	"bytes"
 	"encoding/json"
 	"flag"
 	"fmt"
 	"gopkg.in/yaml.v2"
-	"io"
 	"os"
-	path "path/filepath"
-	"regexp"
 	"runtime"
 
 	"github.com/beego/bee/v2/cmd/commands"
 	"github.com/beego/bee/v2/config"
 	beeLogger "github.com/beego/bee/v2/logger"
 	"github.com/beego/bee/v2/logger/colors"
-	"github.com/beego/bee/v2/utils"
 )
 
 const verboseVersionBanner string = `%s%s______
@@ -27,7 +22,6 @@ const verboseVersionBanner string = `%s%s______
 | |_/ /|  __/|  __/
 \____/  \___| \___| v{{ .BeeVersion }}%s
 %s%s
-├── Beego     : {{ .BeegoVersion }}
 ├── GoVersion : {{ .GoVersion }}
 ├── GOOS      : {{ .GOOS }}
 ├── GOARCH    : {{ .GOARCH }}
@@ -72,15 +66,14 @@ func versionCmd(cmd *commands.Command, args []string) int {
 
 	if outputFormat != "" {
 		runtimeInfo := RuntimeInfo{
-			GetGoVersion(),
-			runtime.GOOS,
-			runtime.GOARCH,
-			runtime.NumCPU(),
-			os.Getenv("GOPATH"),
-			runtime.GOROOT(),
-			runtime.Compiler,
-			version,
-			GetBeegoVersion(),
+			GoVersion:  runtime.Version(),
+			GOOS:       runtime.GOOS,
+			GOARCH:     runtime.GOARCH,
+			NumCPU:     runtime.NumCPU(),
+			GOPATH:     os.Getenv("GOPATH"),
+			GOROOT:     runtime.GOROOT(),
+			Compiler:   runtime.Compiler,
+			BeeVersion: version,
 		}
 		switch outputFormat {
 		case "json":
@@ -115,53 +108,3 @@ func ShowShortVersionBanner() {
 	output := colors.NewColorWriter(os.Stdout)
 	InitBanner(output, bytes.NewBufferString(colors.MagentaBold(shortVersionBanner)))
 }
-
-func GetBeegoVersion() string {
-	re, err := regexp.Compile(`VERSION = "([0-9.]+)"`)
-	if err != nil {
-		return ""
-	}
-	wgopath := utils.GetGOPATHs()
-	if len(wgopath) == 0 {
-		beeLogger.Log.Error("GOPATH environment is empty,may be you use `go module`")
-		return ""
-	}
-	for _, wg := range wgopath {
-		wg, _ = path.EvalSymlinks(path.Join(wg, "src", "github.com", "astaxie", "beego"))
-		filename := path.Join(wg, "beego.go")
-		_, err := os.Stat(filename)
-		if err != nil {
-			if os.IsNotExist(err) {
-				continue
-			}
-			beeLogger.Log.Error("Error while getting stats of 'beego.go'")
-		}
-		fd, err := os.Open(filename)
-		if err != nil {
-			beeLogger.Log.Error("Error while reading 'beego.go'")
-			continue
-		}
-		reader := bufio.NewReader(fd)
-		for {
-			byteLine, _, er := reader.ReadLine()
-			if er != nil && er != io.EOF {
-				return ""
-			}
-			if er == io.EOF {
-				break
-			}
-			line := string(byteLine)
-			s := re.FindStringSubmatch(line)
-			if len(s) >= 2 {
-				return s[1]
-			}
-		}
-
-	}
-	return "Beego is not installed. Please do consider installing it first: https://github.com/beego/beego/v2. " +
-		"If you are using go mod, and you don't install the beego under $GOPATH/src/github.com/astaxie, just ignore this."
-}
-
-func GetGoVersion() string {
-	return runtime.Version()
-}

config/conf.go

@@ -27,7 +27,7 @@ import (
 const confVer = 0
 
 const (
-	Version       = "2.0.2"
+	Version       = "2.0.3"
 	GitRemotePath = "github.com/beego/bee/v2"
 )