main.go

   1 // TODO add Doc
   2 //
   3 package main
   4
   5 import (
   6         "fmt"
   7         "os"
   8
   9         "github.com/Sirupsen/logrus"
  10         "github.com/codegangsta/cli"
  11         "github.com/iotbzh/xds-server/lib/xdsconfig"
  12         "github.com/iotbzh/xds-server/lib/xdsserver"
  13 )
  14
  15 const (
  16         appName        = "xds-server"
  17         appDescription = "X(cross) Development System Server is a web server that allows to remotely cross build applications."
  18         appCopyright   = "Apache-2.0"
  19         appUsage       = "X(cross) Development System Server"
  20 )
  21
  22 var appAuthors = []cli.Author{
  23         cli.Author{Name: "Sebastien Douheret", Email: "sebastien@iot.bzh"},
  24 }
  25
  26 // AppVersion is the version of this application
  27 var AppVersion = "?.?.?"
  28
  29 // AppSubVersion is the git tag id added to version string
  30 // Should be set by compilation -ldflags "-X main.AppSubVersion=xxx"
  31 var AppSubVersion = "unknown-dev"
  32
  33 // XDS Server application main routine
  34 func xdsApp(cliCtx *cli.Context) error {
  35         var err error
  36
  37         // Create XDS server context
  38         ctxSvr := xdsserver.NewXdsServer(cliCtx)
  39
  40         // Load config
  41         ctxSvr.Config, err = xdsconfig.Init(cliCtx, ctxSvr.Log)
  42         if err != nil {
  43                 return cli.NewExitError(err, -2)
  44         }
  45
  46         // Run XDS Server (main loop)
  47         errCode, err := ctxSvr.Run()
  48
  49         return cli.NewExitError(err, errCode)
  50 }
  51
  52 // main
  53 func main() {
  54
  55         // Create a new instance of the logger
  56         log := logrus.New()
  57
  58         // Create a new App instance
  59         app := cli.NewApp()
  60         app.Name = appName
  61         app.Description = appDescription
  62         app.Usage = appUsage
  63         app.Version = AppVersion + " (" + AppSubVersion + ")"
  64         app.Authors = appAuthors
  65         app.Copyright = appCopyright
  66         app.Metadata = make(map[string]interface{})
  67         app.Metadata["version"] = AppVersion
  68         app.Metadata["git-tag"] = AppSubVersion
  69         app.Metadata["logger"] = log
  70
  71         app.Flags = []cli.Flag{
  72                 cli.StringFlag{
  73                         Name:   "config, c",
  74                         Usage:  "JSON config file to use\n\t",
  75                         EnvVar: "APP_CONFIG",
  76                 },
  77                 cli.StringFlag{
  78                         Name:   "log, l",
  79                         Value:  "error",
  80                         Usage:  "logging level (supported levels: panic, fatal, error, warn, info, debug)\n\t",
  81                         EnvVar: "LOG_LEVEL",
  82                 },
  83                 cli.StringFlag{
  84                         Name:   "logfile",
  85                         Value:  "stdout",
  86                         Usage:  "filename where logs will be redirected (default stdout)\n\t",
  87                         EnvVar: "LOG_FILENAME",
  88                 },
  89                 cli.BoolFlag{
  90                         Name:   "no-folderconfig, nfc",
  91                         Usage:  fmt.Sprintf("Do not read folder config file (%s)\n\t", xdsconfig.FoldersConfigFilename),
  92                         EnvVar: "NO_FOLDERCONFIG",
  93                 },
  94         }
  95
  96         // only one action: Web Server
  97         app.Action = xdsApp
  98
  99         app.Run(os.Args)
 100 }