1 # Copyright (C) 2019-2020 all contributors <meta@public-inbox.org>
2 # Licensed the same as Danga::Socket (and Perl5)
3 # License: GPL-1.0+ or Artistic-1.0-Perl
4 # <https://www.gnu.org/licenses/gpl-1.0.txt>
5 # <https://dev.perl.org/licenses/artistic.html>
9 use PublicInbox::TestCommon;
10 use_ok 'PublicInbox::DS';
12 if ('close-on-exec for epoll and kqueue') {
13 use PublicInbox::Spawn qw(spawn which);
15 my $evfd_re = qr/(?:kqueue|eventpoll)/i;
17 PublicInbox::DS->SetLoopTimeout(0);
18 PublicInbox::DS->SetPostLoopCallback(sub { 0 });
20 # make sure execve closes if we're using fork()
22 pipe($r, $w) or die "pipe: $!";
24 PublicInbox::DS::add_timer(0, sub { $pid = spawn([qw(sleep 10)]) });
25 PublicInbox::DS->EventLoop;
26 ok($pid, 'subprocess spawned');
28 # wait for execve, we need to ensure lsof sees sleep(1)
29 # and not the fork of this process:
30 close $w or die "close: $!";
32 is($l, undef, 'cloexec works and sleep(1) is running');
35 my $lsof = which('lsof') or skip 'lsof missing', 1;
36 my $rdr = { 2 => \(my $null) };
37 my @of = grep(/$evfd_re/, xqx([$lsof, '-p', $pid], {}, $rdr));
39 skip "lsof broken ? (\$?=$err)", 1 if $err;
40 is_deeply(\@of, [], 'no FDs leaked to subprocess');
46 PublicInbox::DS->Reset;
50 require_mods('BSD::Resource', 1);
51 my $rlim = BSD::Resource::RLIMIT_NOFILE();
52 my ($n,undef) = BSD::Resource::getrlimit($rlim);
54 # FreeBSD 11.2 with 2GB RAM gives RLIMIT_NOFILE=57987!
55 if ($n > 1024 && !$ENV{TEST_EXPENSIVE}) {
56 skip "RLIMIT_NOFILE=$n too big w/o TEST_EXPENSIVE for $0", 1;
60 PublicInbox::DS->SetLoopTimeout(0);
61 PublicInbox::DS->SetPostLoopCallback($cb);
62 PublicInbox::DS->EventLoop;
63 PublicInbox::DS->Reset;
65 ok(1, "Reset works and doesn't hit RLIMIT_NOFILE ($n)");