#!/usr/bin/env ruby

# Trap interrupts to quit cleanly. This will be overriden at some point
# by Vagrant. This is made to catch any interrupts while Vagrant is
# initializing which have historically resulted in stack traces.
Signal.trap("INT") { exit 1 }

require 'log4r'
require 'vagrant'
require 'vagrant/cli'
require 'vagrant/util/platform'

# Create a logger right away
logger = Log4r::Logger.new("vagrant::bin::vagrant")
logger.info("`vagrant` invoked: #{ARGV.inspect}")

# Stdout/stderr should not buffer output
$stdout.sync = true
$stderr.sync = true

# These will be the options that are passed to initialze the Vagrant
# environment.
opts = {}

# Disable color if the proper argument was passed or if we're
# on Windows since the default Windows terminal doesn't support
# colors.
if ARGV.include?("--no-color") || !$stdout.tty? || !Vagrant::Util::Platform.terminal_supports_colors?
  # Delete the argument from the list so that it doesn't cause any
  # invalid arguments down the road.
  ARGV.delete("--no-color")
  opts[:ui_class] = Vagrant::UI::Basic
else
  opts[:ui_class] = Vagrant::UI::Colored
end

env = nil
begin
  # Create the environment, which is the cwd of wherever the
  # `vagrant` command was invoked from
  logger.debug("Creating Vagrant environment")
  env = Vagrant::Environment.new(opts)

  # If we're not in the installer, warn.
  env.ui.warn(I18n.t("vagrant.general.not_in_installer")) if !Vagrant.in_installer?

  # Execute the CLI interface, and exit with the proper error code
  exit_status = env.cli(ARGV)

  # Unload the environment so cleanup can be done
  env.unload

  # Exit with the exit status from our CLI command
  exit(exit_status)
rescue Vagrant::Errors::VagrantError => e
  logger.error("Vagrant experienced an error! Details:")
  logger.error(e.inspect)
  logger.error(e.message)
  logger.error(e.backtrace.join("\n"))

  if env
    opts = { :prefix => false }
    env.ui.error e.message, opts if e.message
  else
    $stderr.puts "Vagrant failed to initialize at a very early stage:\n\n"
    $stderr.puts e.message
  end

  exit e.status_code if e.respond_to?(:status_code)
  exit 999 # An error occurred with no status code defined
end