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#!/usr/bin/env perl

use strict;
use warnings;

our $home;

BEGIN {
  use FindBin;
  FindBin::again();

  my $me = File::Spec->catfile($FindBin::RealBin, $FindBin::RealScript);
  my $uid = (stat($me))[4] || 0;

  $home = ($ENV{NETDISCO_HOME} || (getpwuid($uid))[7] || $ENV{HOME});

  # try to find a localenv if one isn't already in place.
  if (!exists $ENV{PERL_LOCAL_LIB_ROOT}) {
      use File::Spec;
      my $localenv = File::Spec->catfile($FindBin::Bin, 'localenv');
      exec($localenv, $0, @ARGV) if -f $localenv;
      $localenv = File::Spec->catfile($home, 'perl5', 'bin', 'localenv');
      exec($localenv, $0, @ARGV) if -f $localenv;

      die "Sorry, can't find libs required for App::Netdisco.\n"
        if !exists $ENV{PERLBREW_PERL};
  }
}

BEGIN {
  use Path::Class;

  # stuff useful locations into @INC and $PATH
  unshift @INC,
    dir($FindBin::RealBin)->parent->subdir('lib')->stringify,
    dir($FindBin::RealBin, 'lib')->stringify;

  use Config;
  $ENV{PATH} = $FindBin::RealBin . $Config{path_sep} . $ENV{PATH};
}

use Daemon::Control;
use Filesys::Notify::Simple;
use IO::File;
use File::Copy;

use Getopt::Long;
Getopt::Long::Configure ("pass_through");

my ($logfiles, $logsize) = (8,10);
my $result = GetOptions(
  'logfiles=i' => \$logfiles,
  'logsize=i'  => \$logsize,
);

use App::Netdisco::Environment;
my $config = ($ENV{PLACK_ENV} || $ENV{DANCER_ENVIRONMENT}) .'.yml';

# make sure there is a config file in place
my $template_config = file($ENV{DANCER_CONFDIR}, 'environments', $config);
my $app_config = file($ENV{DANCER_ENVDIR}, $config);
if (! -e $app_config and -e $template_config) {
  copy $template_config, $app_config;
}
if (! -e $app_config) {
  die "error: cannot find Netdisco config at $template_config or $app_config\n";
}

my $netdisco = file($FindBin::RealBin, 'netdisco-web-fg');
my @args = (scalar @ARGV > 1 ? @ARGV[1 .. $#ARGV] : ());

if (exists $ENV{PORT} and 0 == scalar grep { $_ =~ m/port/ } @args) {
    push @args, "--port=$ENV{PORT}";
}

my $uid = (stat($netdisco->stringify))[4] || 0;
my $gid = (stat($netdisco->stringify))[5] || 0;

my $log_dir = dir($home, 'logs');
mkdir $log_dir if ! -d $log_dir;
chown $uid, $gid, $log_dir;

my $pid_file = file($home, 'netdisco-web.pid');