#!perl -w
# Copyright (C) 2020-2021 all contributors
# License: AGPL-3.0+
use strict; use v5.10.1; use PublicInbox::TestCommon;
use Socket qw(AF_UNIX SOCK_SEQPACKET MSG_EOR pack_sockaddr_un);
test_lei({ daemon_only => 1 }, sub {
my $send_cmd = PublicInbox::Spawn->can('send_cmd4') // do {
require PublicInbox::CmdIPC4;
PublicInbox::CmdIPC4->can('send_cmd4');
};
$send_cmd or BAIL_OUT 'started testing lei-daemon w/o send_cmd4!';
my $sock = "$ENV{XDG_RUNTIME_DIR}/lei/5.seq.sock";
my $err_log = "$ENV{XDG_RUNTIME_DIR}/lei/errors.log";
lei_ok('daemon-pid');
is($lei_err, '', 'no error from daemon-pid');
like($lei_out, qr/\A[0-9]+\n\z/s, 'pid returned') or BAIL_OUT;
chomp(my $pid = $lei_out);
ok(kill(0, $pid), 'pid is valid');
ok(-S $sock, 'sock created');
is(-s $err_log, 0, 'nothing in errors.log');
lei_ok('daemon-pid');
chomp(my $pid_again = $lei_out);
is($pid, $pid_again, 'daemon-pid idempotent');
SKIP: {
skip 'only testing open files on Linux', 1 if $^O ne 'linux';
my $d = "/proc/$pid/fd";
skip "no $d on Linux" unless -d $d;
my @before = sort(glob("$d/*"));
my $addr = pack_sockaddr_un($sock);
open my $null, '<', '/dev/null' or BAIL_OUT "/dev/null: $!";
my @fds = map { fileno($null) } (0..2);
for (0..10) {
socket(my $c, AF_UNIX, SOCK_SEQPACKET, 0) or
BAIL_OUT "socket: $!";
connect($c, $addr) or BAIL_OUT "connect: $!";
$send_cmd->($c, \@fds, 'hi', MSG_EOR);
}
lei_ok('daemon-pid');
chomp($pid = $lei_out);
is($pid, $pid_again, 'pid unchanged after failed reqs');
my @after = sort(glob("$d/*"));
is_deeply(\@before, \@after, 'open files unchanged') or
diag explain([\@before, \@after]);;
}
lei_ok(qw(daemon-kill));
is($lei_out, '', 'no output from daemon-kill');
is($lei_err, '', 'no error from daemon-kill');
for (0..100) {
kill(0, $pid) or last;
tick();
}
ok(-S $sock, 'sock still exists');
ok(!kill(0, $pid), 'pid gone after stop');
lei_ok(qw(daemon-pid));
chomp(my $new_pid = $lei_out);
ok(kill(0, $new_pid), 'new pid is running');
ok(-S $sock, 'sock still exists');
for my $sig (qw(-0 -CHLD)) {
lei_ok('daemon-kill', $sig, \"handles $sig");
}
is($lei_out.$lei_err, '', 'no output on innocuous signals');
lei_ok('daemon-pid');
chomp $lei_out;
is($lei_out, $new_pid, 'PID unchanged after -0/-CHLD');
unlink $sock or BAIL_OUT "unlink($sock) $!";
for (0..100) {
kill('CHLD', $new_pid) or last;
tick();
}
ok(!kill(0, $new_pid), 'daemon exits after unlink');
});
done_testing;