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#!/usr/bin/perl
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use strict;
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BEGIN {
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require Cwd;
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my $dir = $0;
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$dir = Cwd::getcwd() . '/' . $dir unless $dir =~ m|^/|;
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$dir =~ s|[^/]+$|..|;
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chdir($dir) || die "Cannot change directory to ${dir}\n";
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unshift @INC, "modules/override"; # Use our own versions of various modules (e.g. YAML).
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push @INC, "modules/fallback"; # Only use our own versions of modules if there's no system version.
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}
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use CGI qw( -no_xhtml);
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use Cwd;
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use Daemon::Generic;
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use Data::Dumper;
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use DateTime;
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use English qw(-no_match_vars);
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use POSIX qw(setuid setgid);
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use SL::Auth;
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use SL::DB::BackgroundJob;
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use SL::BackgroundJob::ALL;
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use SL::Form;
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use SL::Helper::DateTime;
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use SL::LXDebug;
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use SL::LxOfficeConf;
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use SL::Locale;
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our %lx_office_conf;
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sub lxinit {
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my $login = $lx_office_conf{task_server}->{login};
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package main;
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$::lxdebug = LXDebug->new;
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$::locale = Locale->new($::lx_office_conf{system}->{language});
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$::form = Form->new;
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$::auth = SL::Auth->new;
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$::request = { cgi => CGI->new({}) };
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die 'cannot reach auth db' unless $::auth->session_tables_present;
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$::auth->restore_session;
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require "bin/mozilla/common.pl";
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die "cannot find user $login" unless %::myconfig = $::auth->read_user($login);
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die "cannot find locale for user $login" unless $::locale = Locale->new('de');
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}
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sub drop_privileges {
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my $user = $lx_office_conf{task_server}->{run_as};
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return unless $user;
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my ($uid, $gid);
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while (my @details = getpwent()) {
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next unless $details[0] eq $user;
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($uid, $gid) = @details[2, 3];
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last;
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}
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endpwent();
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if (!$uid) {
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print "Error: Cannot drop privileges to ${user}: user does not exist\n";
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exit 1;
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}
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if (!setgid($gid)) {
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print "Error: Cannot drop group privileges to ${user} (group ID $gid): $!\n";
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exit 1;
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}
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if (!setuid($uid)) {
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print "Error: Cannot drop user privileges to ${user} (user ID $uid): $!\n";
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exit 1;
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}
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}
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sub gd_preconfig {
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my $self = shift;
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SL::LxOfficeConf->read($self->{configfile});
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die "Missing section [task_server] in config file" unless $lx_office_conf{task_server};
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die "Missing key 'login' in section [task_server] in config file" unless $lx_office_conf{task_server}->{login};
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drop_privileges();
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lxinit();
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return ();
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}
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sub gd_run {
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while (1) {
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my $ok = eval {
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$::lxdebug->message(0, "Retrieving jobs") if $lx_office_conf{task_server}->{debug};
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my $jobs = SL::DB::Manager::BackgroundJob->get_all_need_to_run;
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$::lxdebug->message(0, " Found: " . join(' ', map { $_->package_name } @{ $jobs })) if $lx_office_conf{task_server}->{debug} && @{ $jobs };
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foreach my $job (@{ $jobs }) {
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# Provide fresh global variables in case legacy code modifies
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# them somehow.
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$::locale = Locale->new($::lx_office_conf{system}->{language});
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$::form = Form->new;
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$job->run;
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}
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1;
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};
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if ($lx_office_conf{task_server}->{debug}) {
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$::lxdebug->message(0, "Exception during execution: ${EVAL_ERROR}") if !$ok;
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$::lxdebug->message(0, "Sleeping");
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}
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my $seconds = 60 - (localtime)[0];
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sleep($seconds < 30 ? $seconds + 60 : $seconds);
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}
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}
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my $cwd = getcwd();
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my $pidbase = "${cwd}/users/pid";
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mkdir($pidbase) if !-d $pidbase;
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my $file = -f "${cwd}/config/lx_office.conf" ? "${cwd}/config/lx_office.conf" : "${cwd}/config/lx_office.conf.default";
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newdaemon(configfile => $file,
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progname => 'lx-office-task-server',
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pidbase => "${pidbase}/",
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);
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1;
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