main.go

   1 //
   2 // Armadillo File Manager
   3 // Copyright (c) 2010-2012, Robert Sesek <http://www.bluestatic.org>
   4 //
   5 // This program is free software: you can redistribute it and/or modify it under
   6 // the terms of the GNU General Public License as published by the Free Software
   7 // Foundation, either version 3 of the License, or any later version.
   8 //
   9
  10 package main
  11
  12 import (
  13         "github.com/rsesek/armadillo/config"
  14         "github.com/rsesek/armadillo/server"
  15         "flag"
  16         "fmt"
  17         "os"
  18         "strings"
  19 )
  20
  21 var (
  22         configPath = flag.String("config", "~/.armadillo", "Path to the configuration file")
  23         jailRoot   = flag.String("jail", "", "Restrict file operations to this directory root")
  24         port       = flag.Int("port", 0, "Port to run the server on")
  25 )
  26
  27 func main() {
  28         flag.Parse()
  29
  30         // Load the configuration file, if it is present.
  31         var configuration = new(config.Configuration)
  32         fmt.Printf("Reading configuration from %v\n", *configPath)
  33         if len(*configPath) > 0 {
  34                 *configPath = strings.Replace(*configPath, "~", "$HOME", 1)
  35                 *configPath = os.ExpandEnv(*configPath)
  36                 error := config.ReadFromFile(*configPath, configuration)
  37                 if error != nil {
  38                         fmt.Printf("Error while reading configuration: %v\n", error)
  39                 }
  40         }
  41
  42         // Override configuration values with command line arguments.
  43         if *jailRoot != "" {
  44                 configuration.JailRoot = *jailRoot
  45         }
  46         if *port != 0 {
  47                 configuration.Port = *port
  48         }
  49
  50         if configuration.Port == 0 {
  51                 fmt.Printf("Failed to start server (invalid port)\n")
  52                 os.Exit(1)
  53         }
  54
  55         // Run the server.
  56         fmt.Printf("Starting Armadillo on port %d with root:\n  %v\n",
  57                 configuration.Port, configuration.JailRoot)
  58         server.RunBackEnd(configuration)
  59 }