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#!/usr/bin/env perl
use strict;
use warnings;
use Test::More;
use FindBin qw($Bin);
use lib "$Bin/lib";
use Carp qw(croak);
use MemcachedTest;
use IO::Socket qw(AF_INET SOCK_STREAM);
use IO::Select;
use Data::Dumper qw/Dumper/;
if (!supports_proxy()) {
plan skip_all => 'proxy not enabled';
exit 0;
}
# Set up some server sockets.
sub mock_server {
my $port = shift;
my $srv = IO::Socket->new(
Domain => AF_INET,
Type => SOCK_STREAM,
Proto => 'tcp',
LocalHost => '127.0.0.1',
LocalPort => $port,
ReusePort => 1,
Listen => 5) || die "IO::Socket: $@";
return $srv;
}
# Put a version command down the pipe to ensure the socket is clear.
# client version commands skip the proxy code
sub check_version {
my $ps = shift;
print $ps "version\r\n";
like(<$ps>, qr/VERSION /, "version received");
}
my $p_srv = new_memcached("-o proxy_config=./t/proxyinternal2.lua,slab_chunk_max=32 -t 1");
my $ps = $p_srv->sock;
$ps->autoflush(1);
subtest 'basic large item' => sub {
my $data = 'x' x 500000;
print $ps "set /b/beeeg 0 0 500000\r\n$data\r\n";
is(scalar <$ps>, "STORED\r\n", "big item stored");
print $ps "get /b/beeeg\r\n";
is(scalar <$ps>, "VALUE /b/beeeg 0 500000\r\n", "got large response");
is(scalar <$ps>, "$data\r\n", "got data portion back");
is(scalar <$ps>, "END\r\n", "saw END");
print $ps "delete /b/beeeg\r\n";
is(scalar <$ps>, "DELETED\r\n");
check_version($ps);
};
subtest 'basic chunked item' => sub {
my $data = 'x' x 900000;
print $ps "set /b/chunked 0 0 900000\r\n$data\r\n";
is(scalar <$ps>, "STORED\r\n", "big item stored");
print $ps "get /b/chunked\r\n";
is(scalar <$ps>, "VALUE /b/chunked 0 900000\r\n", "got large response");
is(scalar <$ps>, "$data\r\n", "got data portion back");
is(scalar <$ps>, "END\r\n", "saw END");
print $ps "delete /b/chunked\r\n";
is(scalar <$ps>, "DELETED\r\n");
check_version($ps);
};
subtest 'flood memory' => sub {
# ensure we don't have a basic reference counter leak
my $data = 'x' x 500000;
for (1 .. 200) {
print $ps "set /b/$_ 0 0 500000\r\n$data\r\n";
is(scalar <$ps>, "STORED\r\n", "flood set");
}
for (1 .. 200) {
print $ps "ms /b/$_ 500000 T30\r\n$data\r\n";
is(scalar <$ps>, "HD\r\n", "flood ms");
}
# overwrite the same value a bunch of times.
for (1 .. 200) {
print $ps "ms BOOM 500000 T30\r\n$data\r\n";
is(scalar <$ps>, "HD\r\n", "flood ms");
# fetch to attempt to leak objects
mem_get_is($ps, "BOOM", $data);
}
print $ps "md BOOM\r\n";
like(scalar <$ps>, qr/HD|NF/, "deleted");
check_version($ps);
};
subtest 'check stats' => sub {
# delete things manually since we can't easily call flush_all
for (1 .. 200) {
print $ps "md /b/$_\r\n";
like(scalar <$ps>, qr/HD|NF/, "deleted");
}
# everything else should've been pushed out of memory by the flood
my $s = mem_stats($ps, 'slabs');
for my $k (keys %$s) {
if ($k =~ m/(\d+):used/) {
is($s->{$k}, 0, "class " . $k . " is empty")
#print STDERR $k, " => ", $s->{$k}, "\n";
}
}
#print STDERR "DUMP:", Dumper($s), "\n";
};
done_testing();
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