+++ /dev/null
-# Copyright (C) 2016-2019 all contributors <meta@public-inbox.org>
-# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
-#
-# Ensure buffering behavior in -httpd doesn't cause runaway memory use
-# or data corruption
-use strict;
-use warnings;
-use Test::More;
-use POSIX qw(setsid);
-require './t/common.perl';
-
-my $git_dir = $ENV{GIANT_GIT_DIR};
-plan 'skip_all' => 'GIANT_GIT_DIR not defined' unless $git_dir;
-foreach my $mod (qw(BSD::Resource
- Plack::Util Plack::Builder
- HTTP::Date HTTP::Status Net::HTTP)) {
- eval "require $mod";
- plan skip_all => "$mod missing for git-http-backend.t" if $@;
-}
-my $psgi = "./t/git-http-backend.psgi";
-my ($tmpdir, $for_destroy) = tmpdir();
-my $err = "$tmpdir/stderr.log";
-my $out = "$tmpdir/stdout.log";
-my $sock = tcp_server();
-my $host = $sock->sockhost;
-my $port = $sock->sockport;
-my $td;
-
-my $get_maxrss = sub {
- my $http = Net::HTTP->new(Host => "$host:$port");
- ok($http, 'Net::HTTP object created for maxrss');
- $http->write_request(GET => '/');
- my ($code, $mess, %h) = $http->read_response_headers;
- is($code, 200, 'success reading maxrss');
- my $n = $http->read_entity_body(my $buf, 256);
- ok(defined $n, 'read response body');
- like($buf, qr/\A\d+\n\z/, 'got memory response');
- ok(int($buf) > 0, 'got non-zero memory response');
- int($buf);
-};
-
-{
- ok($sock, 'sock created');
- my $cmd = [ '-httpd', '-W0', "--stdout=$out", "--stderr=$err", $psgi ];
- $td = start_script($cmd, undef, { 3 => $sock });
-}
-my $mem_a = $get_maxrss->();
-
-SKIP: {
- my $max = 0;
- my $pack;
- my $glob = "$git_dir/objects/pack/pack-*.pack";
- foreach my $f (glob($glob)) {
- my $n = -s $f;
- if ($n > $max) {
- $max = $n;
- $pack = $f;
- }
- }
- skip "no packs found in $git_dir" unless defined $pack;
- if ($pack !~ m!(/objects/pack/pack-[a-f0-9]{40}.pack)\z!) {
- skip "bad pack name: $pack";
- }
- my $url = $1;
- my $http = Net::HTTP->new(Host => "$host:$port");
- ok($http, 'Net::HTTP object created');
- $http->write_request(GET => $url);
- my ($code, $mess, %h) = $http->read_response_headers;
- is(200, $code, 'got 200 success for pack');
- is($max, $h{'Content-Length'}, 'got expected Content-Length for pack');
-
- # no $http->read_entity_body, here, since we want to force buffering
- foreach my $i (1..3) {
- sleep 1;
- my $diff = $get_maxrss->() - $mem_a;
- note "${diff}K memory increase after $i seconds";
- ok($diff < 1024, 'no bloating caused by slow dumb client');
- }
-}
-
-{
- my $c = fork;
- if ($c == 0) {
- setsid();
- exec qw(git clone -q --mirror), "http://$host:$port/",
- "$tmpdir/mirror.git";
- die "Failed start git clone: $!\n";
- }
- select(undef, undef, undef, 0.1);
- foreach my $i (1..10) {
- is(1, kill('STOP', -$c), 'signaled clone STOP');
- sleep 1;
- ok(kill('CONT', -$c), 'continued clone');
- my $diff = $get_maxrss->() - $mem_a;
- note "${diff}K memory increase after $i seconds";
- ok($diff < 2048, 'no bloating caused by slow smart client');
- }
- ok(kill('CONT', -$c), 'continued clone');
- is($c, waitpid($c, 0), 'reaped wayward slow clone');
- is($?, 0, 'clone did not error out');
- note 'clone done, fsck-ing clone result...';
- is(0, system("git", "--git-dir=$tmpdir/mirror.git",
- qw(fsck --no-progress)),
- 'fsck did not report corruption');
-
- my $diff = $get_maxrss->() - $mem_a;
- note "${diff}K memory increase after smart clone";
- ok($diff < 2048, 'no bloating caused by slow smart client');
-}
-
-{
- ok($td->kill, 'killed httpd');
- $td->join;
-}
-
-done_testing();