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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# This Source Code Form is "Incompatible With Secondary Licenses", as
# defined by the Mozilla Public License, v. 2.0.

package Bugzilla::Extension::PhabBugz::Daemon;

use 5.10.1;
use strict;
use warnings;

use Bugzilla::Constants;
use Bugzilla::Extension::PhabBugz::Feed;

use Carp qw(confess);
use Daemon::Generic;
use File::Basename;
use File::Spec;
use Pod::Usage;

sub start {
  newdaemon();
}

#
# daemon::generic config
#

sub gd_preconfig {
  my $self    = shift;
  my $pidfile = $self->{gd_args}{pidfile};
  if (!$pidfile) {
    $pidfile = File::Spec->catfile(bz_locations()->{datadir},
      $self->{gd_progname} . ".pid");
  }
  return (pidfile => $pidfile);
}

sub gd_getopt {
  my $self = shift;
  $self->SUPER::gd_getopt();
  if ($self->{gd_args}{progname}) {
    $self->{gd_progname} = $self->{gd_args}{progname};
  }
  else {
    $self->{gd_progname} = basename($0);
  }
  $self->{_original_zero} = $0;
  $0 = $self->{gd_progname};
}

sub gd_postconfig {
  my $self = shift;
  $0 = delete $self->{_original_zero};
}

sub gd_more_opt {
  my $self = shift;
  return (
    'pidfile=s' => \$self->{gd_args}{pidfile},
    'n=s'       => \$self->{gd_args}{progname},
  );
}

sub gd_usage {
  pod2usage({-verbose => 0, -exitval => 'NOEXIT'});
  return 0;
}

sub gd_redirect_output {
  my $self = shift;

  my $filename = File::Spec->catfile(bz_locations()->{datadir},
    $self->{gd_progname} . ".log");
  open(STDERR, ">>", $filename) or (print "could not open stderr: $!" && exit(1));
  close(STDOUT);
  open(STDOUT, ">&", STDERR) or die "redirect STDOUT -> STDERR: $!";
  $SIG{HUP} = sub {
    close(STDERR);
    open(STDERR, ">>", $filename) or (print "could not open stderr: $!" && exit(1));
  };
}

sub gd_setup_signals {
  my $self = shift;
  $self->SUPER::gd_setup_signals();
  $SIG{TERM} = sub { $self->gd_quit_event(); }
}

sub gd_run {
  my $self = shift;
  $SIG{__DIE__} = \&Carp::confess if $self->{debug};
  my $phabbugz = Bugzilla::Extension::PhabBugz::Feed->new();
  $phabbugz->is_daemon(1);
  $phabbugz->start();
}

1;