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-rw-r--r--t/httpd-corner.t48
1 files changed, 28 insertions, 20 deletions
diff --git a/t/httpd-corner.t b/t/httpd-corner.t
index cc36c7e1..eca77d7f 100644
--- a/t/httpd-corner.t
+++ b/t/httpd-corner.t
@@ -26,7 +26,6 @@ my $fifo = "$tmpdir/fifo";
 ok(defined mkfifo($fifo, 0777), 'created FIFO');
 my $err = "$tmpdir/stderr.log";
 my $out = "$tmpdir/stdout.log";
-my $httpd = 'blib/script/public-inbox-httpd';
 my $psgi = "./t/httpd-corner.psgi";
 my $sock = tcp_server() or die;
 
@@ -64,13 +63,11 @@ sub unix_server ($) {
 my $upath = "$tmpdir/s";
 my $unix = unix_server($upath);
 ok($unix, 'UNIX socket created');
-my $pid;
-END { kill 'TERM', $pid if defined $pid };
+my $td;
 my $spawn_httpd = sub {
         my (@args) = @_;
-        my $cmd = [ $httpd, @args, "--stdout=$out", "--stderr=$err", $psgi ];
-        $pid = spawn_listener(undef, $cmd, [ $sock, $unix ]);
-        ok(defined $pid, 'forked httpd process successfully');
+        my $cmd = [ '-httpd', @args, "--stdout=$out", "--stderr=$err", $psgi ];
+        $td = start_script($cmd, undef, { 3 => $sock, 4 => $unix });
 };
 
 $spawn_httpd->();
@@ -213,16 +210,14 @@ sub conn_for {
         open my $f, '>', $fifo or die "open $fifo: $!\n";
         $f->autoflush(1);
         ok(print($f "hello\n"), 'wrote something to fifo');
-        my $kpid = $pid;
-        $pid = undef;
-        is(kill('TERM', $kpid), 1, 'started graceful shutdown');
+        is($td->kill, 1, 'started graceful shutdown');
         ok(print($f "world\n"), 'wrote else to fifo');
         close $f or die "close fifo: $!\n";
         $conn->read(my $buf, 8192);
         my ($head, $body) = split(/\r\n\r\n/, $buf, 2);
         like($head, qr!\AHTTP/1\.[01] 200 OK!, 'got 200 for slow-header');
         is($body, "hello\nworld\n", 'read expected body');
-        is(waitpid($kpid, 0), $kpid, 'reaped httpd');
+        $td->join;
         is($?, 0, 'no error');
         $spawn_httpd->('-W0');
 }
@@ -244,15 +239,13 @@ sub conn_for {
                 $conn->sysread($buf, 8192);
                 is($buf, $c, 'got trickle for reading');
         }
-        my $kpid = $pid;
-        $pid = undef;
-        is(kill('TERM', $kpid), 1, 'started graceful shutdown');
+        is($td->kill, 1, 'started graceful shutdown');
         ok(print($f "world\n"), 'wrote else to fifo');
         close $f or die "close fifo: $!\n";
         $conn->sysread($buf, 8192);
         is($buf, "world\n", 'read expected body');
         is($conn->sysread($buf, 8192), 0, 'got EOF from server');
-        is(waitpid($kpid, 0), $kpid, 'reaped httpd');
+        $td->join;
         is($?, 0, 'no error');
         $spawn_httpd->('-W0');
 }
@@ -346,9 +339,7 @@ SKIP: {
         $conn->write("Content-Length: $len\r\n");
         delay();
         $conn->write("\r\n");
-        my $kpid = $pid;
-        $pid = undef;
-        is(kill('TERM', $kpid), 1, 'started graceful shutdown');
+        is($td->kill, 1, 'started graceful shutdown');
         delay();
         my $n = 0;
         foreach my $c ('a'..'z') {
@@ -356,7 +347,7 @@ SKIP: {
         }
         is($n, $len, 'wrote alphabet');
         $check_self->($conn);
-        is(waitpid($kpid, 0), $kpid, 'reaped httpd');
+        $td->join;
         is($?, 0, 'no error');
         $spawn_httpd->('-W0');
 }
@@ -553,12 +544,29 @@ SKIP: {
         defined(my $x = getsockopt($sock, SOL_SOCKET, $var)) or die;
         is($x, $accf_arg, 'SO_ACCEPTFILTER unchanged if previously set');
 };
+
 SKIP: {
         skip 'only testing lsof(8) output on Linux', 1 if $^O ne 'linux';
         skip 'no lsof in PATH', 1 unless which('lsof');
-        my @lsof = `lsof -p $pid`;
+        my @lsof = `lsof -p $td->{pid}`;
         is_deeply([grep(/\bdeleted\b/, @lsof)], [], 'no lingering deleted inputs');
-        is_deeply([grep(/\bpipe\b/, @lsof)], [], 'no extra pipes with -W0');
+
+        # filter out pipes inherited from the parent
+        my @this = `lsof -p $$`;
+        my $bad;
+        sub extract_inodes {
+                map {;
+                        my @f = split(' ', $_);
+                        my $inode = $f[-2];
+                        $bad = $_ if $inode !~ /\A[0-9]+\z/;
+                        $inode => 1;
+                } grep (/\bpipe\b/, @_);
+        }
+        my %child = extract_inodes(@lsof);
+        my %parent = extract_inodes(@this);
+        skip("inode not in expected format: $bad", 1) if defined($bad);
+        delete @child{(keys %parent)};
+        is_deeply([], [keys %child], 'no extra pipes with -W0');
 };
 
 done_testing();