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| | # Copyright (C) 2016-2018 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
# Tests for binding Unix domain sockets
use strict;
use warnings;
use Test::More;
foreach my $mod (qw(Plack::Util Plack::Builder Danga::Socket
HTTP::Date HTTP::Status)) {
eval "require $mod";
plan skip_all => "$mod missing for httpd-unix.t" if $@;
}
use File::Temp qw/tempdir/;
use IO::Socket::UNIX;
use Cwd qw/getcwd/;
my $tmpdir = tempdir('httpd-unix-XXXXXX', TMPDIR => 1, CLEANUP => 1);
my $unix = "$tmpdir/unix.sock";
my $httpd = 'blib/script/public-inbox-httpd';
my $psgi = getcwd() . '/t/httpd-corner.psgi';
my $out = "$tmpdir/out.log";
my $err = "$tmpdir/err.log";
my $pid;
END { kill 'TERM', $pid if defined $pid };
my $spawn_httpd = sub {
my (@args) = @_;
$pid = fork;
if ($pid == 0) {
exec $httpd, @args, "--stdout=$out", "--stderr=$err", $psgi;
die "FAIL: $!\n";
}
ok(defined $pid, 'forked httpd process successfully');
};
{
require PublicInbox::Daemon;
my $l = "$tmpdir/named.sock";
my $s = IO::Socket::UNIX->new(Listen => 5, Local => $l,
Type => SOCK_STREAM);
is(PublicInbox::Daemon::sockname($s), $l, 'sockname works for UNIX');
}
ok(!-S $unix, 'UNIX socket does not exist, yet');
$spawn_httpd->("-l$unix");
for (1..1000) {
last if -S $unix;
select undef, undef, undef, 0.02
}
ok(-S $unix, 'UNIX socket was bound by -httpd');
sub check_sock ($) {
my ($unix) = @_;
my $sock = IO::Socket::UNIX->new(Peer => $unix, Type => SOCK_STREAM);
warn "E: $! connecting to $unix\n" unless defined $sock;
ok($sock, 'client UNIX socket connected');
ok($sock->write("GET /host-port HTTP/1.0\r\n\r\n"),
'wrote req to server');
ok($sock->read(my $buf, 4096), 'read response');
like($buf, qr!\r\n\r\n127\.0\.0\.1:0\z!,
'set REMOTE_ADDR and REMOTE_PORT for Unix socket');
}
check_sock($unix);
{ # do not clobber existing socket
my $fpid = fork;
if ($fpid == 0) {
open STDOUT, '>>', "$tmpdir/1" or die "redirect failed: $!";
open STDERR, '>>', "$tmpdir/2" or die "redirect failed: $!";
exec $httpd, '-l', $unix, '-W0', $psgi;
die "FAIL: $!\n";
}
is($fpid, waitpid($fpid, 0), 'second httpd exits');
isnt($?, 0, 'httpd failed with failure to bind');
open my $fh, "$tmpdir/2" or die "failed to open $tmpdir/2: $!";
local $/;
my $e = <$fh>;
like($e, qr/no listeners bound/i, 'got error message');
is(-s "$tmpdir/1", 0, 'stdout was empty');
}
{
my $kpid = $pid;
$pid = undef;
is(kill('TERM', $kpid), 1, 'terminate existing process');
is(waitpid($kpid, 0), $kpid, 'existing httpd terminated');
is($?, 0, 'existing httpd exited successfully');
ok(-S $unix, 'unix socket still exists');
}
SKIP: {
eval 'require Net::Server::Daemonize';
skip('Net::Server missing for pid-file/daemonization test', 10) if $@;
# wait for daemonization
$spawn_httpd->("-l$unix", '-D', '-P', "$tmpdir/pid");
my $kpid = $pid;
$pid = undef;
is(waitpid($kpid, 0), $kpid, 'existing httpd terminated');
check_sock($unix);
ok(-f "$tmpdir/pid", 'pid file written');
open my $fh, '<', "$tmpdir/pid" or die "open failed: $!";
local $/ = "\n";
my $rpid = <$fh>;
chomp $rpid;
like($rpid, qr/\A\d+\z/s, 'pid file looks like a pid');
is(kill('TERM', $rpid), 1, 'signalled daemonized process');
for (1..100) {
kill(0, $rpid) or last;
select undef, undef, undef, 0.02;
}
is(kill(0, $rpid), 0, 'daemonized process exited')
}
done_testing();
|