X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=t%2Fhttpd-unix.t;h=363f36489931ee5bcb5e7bf5ee066809c5abe055;hb=46742d95647c7a80cb2f60d5c134717dd91e22e2;hp=02f5e4a9a7077515f40f6bd7558a0aaca06bf99f;hpb=d7fda3f4b9d4c9e6d01c818f09905d6827fa693f;p=public-inbox.git

diff --git a/t/httpd-unix.t b/t/httpd-unix.t
index 02f5e4a9..363f3648 100644
--- a/t/httpd-unix.t
+++ b/t/httpd-unix.t
@@ -81,24 +81,30 @@ check_sock($unix);
 	ok(-S $unix, 'unix socket still exists');
 }
 
+# portable Perl can delay or miss signal dispatches due to races,
+# so disable some tests on systems lacking signalfd(2) or EVFILT_SIGNAL
+my $has_sigfd = PublicInbox::Sigfd->new({}, 0) ? 1 : $ENV{TEST_UNRELIABLE};
+
 sub delay_until {
 	my $cond = shift;
-	for (1..1000) {
+	my $end = time + 30;
+	do {
 		return if $cond->();
 		select undef, undef, undef, 0.012;
-	}
-	Carp::croak('condition failed');
+	} until (time > $end);
+	Carp::confess('condition failed');
 }
 
 SKIP: {
-	require_mods('Net::Server::Daemonize', 20);
+	require_mods('Net::Server::Daemonize', 52);
+	$has_sigfd or skip('signalfd / EVFILT_SIGNAL not available', 52);
 	my $pid_file = "$tmpdir/pid";
 	my $read_pid = sub {
 		my $f = shift;
 		open my $fh, '<', $f or die "open $f failed: $!";
 		my $pid = do { local $/; <$fh> };
-		chomp $pid;
-		$pid || 0;
+		chomp($pid) or die("pid file not ready $!");
+		$pid;
 	};
 
 	for my $w (qw(-W0 -W1)) {
@@ -107,8 +113,7 @@ SKIP: {
 		$td->join;
 		is($?, 0, "daemonized $w process");
 		check_sock($unix);
-
-		ok(-f $pid_file, "$w pid file written");
+		ok(-s $pid_file, "$w pid file written");
 		my $pid = $read_pid->($pid_file);
 		is(kill('TERM', $pid), 1, "signaled daemonized $w process");
 		delay_until(sub { !kill(0, $pid) });
@@ -126,6 +131,7 @@ SKIP: {
 	$td->join;
 	is($?, 0, "daemonized process again");
 	check_sock($unix);
+	ok(-s $pid_file, 'pid file written');
 	my $pid = $read_pid->($pid_file);
 
 	# stop worker to ensure check_sock below hits $new_pid
@@ -137,8 +143,11 @@ SKIP: {
 	});
 	my $new_pid = $read_pid->($pid_file);
 	isnt($new_pid, $pid, 'new child started');
+	ok($new_pid > 0, '$new_pid valid');
+	delay_until(sub { -s "$pid_file.oldbin" });
 	my $old_pid = $read_pid->("$pid_file.oldbin");
 	is($old_pid, $pid, '.oldbin pid file written');
+	ok($old_pid > 0, '$old_pid valid');
 
 	check_sock($unix); # ensures $new_pid is ready to receive signals
 
@@ -163,6 +172,7 @@ SKIP: {
 	# drop the old parent
 	kill('QUIT', $old_pid) or die "QUIT failed: $!";
 	delay_until(sub { !kill(0, $old_pid) });
+	ok(!-f "$pid_file.oldbin", '.oldbin PID file gone');
 
 	# drop the new child
 	check_sock($unix);