/
run.go
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/
run.go
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// Copyright 2013 bee authors
//
// 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 run
import (
"io/ioutil"
"os"
path "path/filepath"
"runtime"
"strings"
"github.com/beego/bee/cmd/commands"
"github.com/beego/bee/cmd/commands/version"
"github.com/beego/bee/config"
beeLogger "github.com/beego/bee/logger"
"github.com/beego/bee/utils"
)
var CmdRun = &commands.Command{
UsageLine: "run [appname] [watchall] [-main=*.go] [-downdoc=true] [-gendoc=true] [-vendor=true] [-e=folderToExclude] [-ex=extraPackageToWatch] [-tags=goBuildTags] [-runmode=BEEGO_RUNMODE]",
Short: "Run the application by starting a local development server",
Long: `
Run command will supervise the filesystem of the application for any changes, and recompile/restart it.
`,
PreRun: func(cmd *commands.Command, args []string) { version.ShowShortVersionBanner() },
Run: RunApp,
}
var (
mainFiles utils.ListOpts
downdoc utils.DocValue
gendoc utils.DocValue
// The flags list of the paths excluded from watching
excludedPaths utils.StrFlags
// Pass through to -tags arg of "go build"
buildTags string
// Application path
currpath string
// Application name
appname string
// Channel to signal an Exit
exit chan bool
// Flag to watch the vendor folder
vendorWatch bool
// Current user workspace
currentGoPath string
// Current runmode
runmode string
// Extra args to run application
runargs string
// Extra directories
extraPackages utils.StrFlags
)
var started = make(chan bool)
func init() {
CmdRun.Flag.Var(&mainFiles, "main", "Specify main go files.")
CmdRun.Flag.Var(&gendoc, "gendoc", "Enable auto-generate the docs.")
CmdRun.Flag.Var(&downdoc, "downdoc", "Enable auto-download of the swagger file if it does not exist.")
CmdRun.Flag.Var(&excludedPaths, "e", "List of paths to exclude.")
CmdRun.Flag.BoolVar(&vendorWatch, "vendor", false, "Enable watch vendor folder.")
CmdRun.Flag.StringVar(&buildTags, "tags", "", "Set the build tags. See: https://golang.org/pkg/go/build/")
CmdRun.Flag.StringVar(&runmode, "runmode", "", "Set the Beego run mode.")
CmdRun.Flag.StringVar(&runargs, "runargs", "", "Extra args to run application")
CmdRun.Flag.Var(&extraPackages, "ex", "List of extra package to watch.")
exit = make(chan bool)
commands.AvailableCommands = append(commands.AvailableCommands, CmdRun)
}
func RunApp(cmd *commands.Command, args []string) int {
if len(args) == 0 || args[0] == "watchall" {
currpath, _ = os.Getwd()
if found, _gopath, _ := utils.SearchGOPATHs(currpath); found {
appname = path.Base(currpath)
currentGoPath = _gopath
} else {
beeLogger.Log.Fatalf("No application '%s' found in your GOPATH", currpath)
}
} else {
// Check if passed Bee application path/name exists in the GOPATH(s)
if found, _gopath, _path := utils.SearchGOPATHs(args[0]); found {
currpath = _path
currentGoPath = _gopath
appname = path.Base(currpath)
} else {
beeLogger.Log.Fatalf("No application '%s' found in your GOPATH", args[0])
}
if strings.HasSuffix(appname, ".go") && utils.IsExist(currpath) {
beeLogger.Log.Warnf("The appname is in conflict with file's current path. Do you want to build appname as '%s'", appname)
beeLogger.Log.Info("Do you want to overwrite it? [yes|no] ")
if !utils.AskForConfirmation() {
return 0
}
}
}
beeLogger.Log.Infof("Using '%s' as 'appname'", appname)
beeLogger.Log.Debugf("Current path: %s", utils.FILE(), utils.LINE(), currpath)
if runmode == "prod" || runmode == "dev" {
os.Setenv("BEEGO_RUNMODE", runmode)
beeLogger.Log.Infof("Using '%s' as 'runmode'", os.Getenv("BEEGO_RUNMODE"))
} else if runmode != "" {
os.Setenv("BEEGO_RUNMODE", runmode)
beeLogger.Log.Warnf("Using '%s' as 'runmode'", os.Getenv("BEEGO_RUNMODE"))
} else if os.Getenv("BEEGO_RUNMODE") != "" {
beeLogger.Log.Warnf("Using '%s' as 'runmode'", os.Getenv("BEEGO_RUNMODE"))
}
var paths []string
readAppDirectories(currpath, &paths)
// Because monitor files has some issues, we watch current directory
// and ignore non-go files.
for _, p := range config.Conf.DirStruct.Others {
paths = append(paths, strings.Replace(p, "$GOPATH", currentGoPath, -1))
}
if len(extraPackages) > 0 {
// get the full path
for _, packagePath := range extraPackages {
if found, _, _fullPath := utils.SearchGOPATHs(packagePath); found {
readAppDirectories(_fullPath, &paths)
} else {
beeLogger.Log.Warnf("No extra package '%s' found in your GOPATH", packagePath)
}
}
// let paths unique
strSet := make(map[string]struct{})
for _, p := range paths {
strSet[p] = struct{}{}
}
paths = make([]string, len(strSet))
index := 0
for i := range strSet {
paths[index] = i
index++
}
}
files := []string{}
for _, arg := range mainFiles {
if len(arg) > 0 {
files = append(files, arg)
}
}
if downdoc == "true" {
if _, err := os.Stat(path.Join(currpath, "swagger", "index.html")); err != nil {
if os.IsNotExist(err) {
downloadFromURL(swaggerlink, "swagger.zip")
unzipAndDelete("swagger.zip")
}
}
}
// Start the Reload server (if enabled)
if config.Conf.EnableReload {
startReloadServer()
}
if gendoc == "true" {
NewWatcher(paths, files, true)
AutoBuild(files, true)
} else {
NewWatcher(paths, files, false)
AutoBuild(files, false)
}
for {
<-exit
runtime.Goexit()
}
}
func readAppDirectories(directory string, paths *[]string) {
fileInfos, err := ioutil.ReadDir(directory)
if err != nil {
return
}
useDirectory := false
for _, fileInfo := range fileInfos {
if strings.HasSuffix(fileInfo.Name(), "docs") {
continue
}
if strings.HasSuffix(fileInfo.Name(), "swagger") {
continue
}
if !vendorWatch && strings.HasSuffix(fileInfo.Name(), "vendor") {
continue
}
if isExcluded(path.Join(directory, fileInfo.Name())) {
continue
}
if fileInfo.IsDir() && fileInfo.Name()[0] != '.' {
readAppDirectories(directory+"/"+fileInfo.Name(), paths)
continue
}
if useDirectory {
continue
}
if path.Ext(fileInfo.Name()) == ".go" || (ifStaticFile(fileInfo.Name()) && config.Conf.EnableReload) {
*paths = append(*paths, directory)
useDirectory = true
}
}
}
// If a file is excluded
func isExcluded(filePath string) bool {
for _, p := range excludedPaths {
absP, err := path.Abs(p)
if err != nil {
beeLogger.Log.Errorf("Cannot get absolute path of '%s'", p)
continue
}
absFilePath, err := path.Abs(filePath)
if err != nil {
beeLogger.Log.Errorf("Cannot get absolute path of '%s'", filePath)
break
}
if strings.HasPrefix(absFilePath, absP) {
beeLogger.Log.Infof("'%s' is not being watched", filePath)
return true
}
}
return false
}