Mercurial > hg > nginx-tests
view stream_udp_proxy.t @ 1938:e1059682aeef
Tests: fixed ClientHello with resending Initial QUIC packets.
Previously it was rebuilt each time using distinct ClientHello.random
resulting in different CRYPTO payload. As such, it led to TLS digest
hash and derived secrets mismatch when resending Initial packet. Now
ClientHello is built once and reused when resending Initial packets.
Additionally, this required to preserve a generated secret value used
in shared secret calculation as part of TLS key schedule. Previously
it was regenerated when receiving a Retry packet, but this won't work
with reused ClientHello as the resulting shared secrets won't match.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Wed, 30 Aug 2023 02:22:58 +0400 |
parents | 5ac6efbe5552 |
children |
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#!/usr/bin/perl # (C) Nginx, Inc. # Tests for stream proxy module with datagrams. ############################################################################### use warnings; use strict; use Test::More; BEGIN { use FindBin; chdir($FindBin::Bin); } use lib 'lib'; use Test::Nginx; use Test::Nginx::Stream qw/ dgram /; ############################################################################### select STDERR; $| = 1; select STDOUT; $| = 1; my $t = Test::Nginx->new()->has(qw/stream udp/)->plan(8) ->write_file_expand('nginx.conf', <<'EOF'); %%TEST_GLOBALS%% daemon off; events { } stream { %%TEST_GLOBALS_STREAM%% proxy_timeout 1s; server { listen 127.0.0.1:%%PORT_8980_UDP%% udp; proxy_pass 127.0.0.1:%%PORT_8981_UDP%%; proxy_responses 0; } server { listen 127.0.0.1:%%PORT_8982_UDP%% udp; proxy_pass 127.0.0.1:%%PORT_8981_UDP%%; proxy_responses 2; } server { listen 127.0.0.1:%%PORT_8983_UDP%% udp; proxy_pass 127.0.0.1:%%PORT_8981_UDP%%; } } EOF $t->run_daemon(\&udp_daemon, port(8981), $t); $t->run(); $t->waitforfile($t->testdir . '/' . port(8981)); ############################################################################### my $s = dgram('127.0.0.1:' . port(8980)); is($s->io('1', read => 1, read_timeout => 0.5), '', 'proxy responses 0'); $s = dgram('127.0.0.1:' . port(8982)); is($s->io('1'), '1', 'proxy responses 1'); $s = dgram('127.0.0.1:' . port(8982)); is($s->io('2', read => 2), '12', 'proxy responses 2'); $s = dgram('127.0.0.1:' . port(8983)); is($s->io('3', read => 3), '123', 'proxy responses default'); # zero-length payload $s = dgram('127.0.0.1:' . port(8982)); $s->write(''); is($s->read(), 'zero', 'upstream read zero bytes'); is($s->read(), '', 'upstream sent zero bytes'); $s->write(''); is($s->read(), 'zero', 'upstream read zero bytes again'); is($s->read(), '', 'upstream sent zero bytes again'); ############################################################################### sub udp_daemon { my ($port, $t) = @_; my $server = IO::Socket::INET->new( Proto => 'udp', LocalAddr => '127.0.0.1:' . port(8981), Reuse => 1, ) or die "Can't create listening socket: $!\n"; # signal we are ready open my $fh, '>', $t->testdir() . '/' . port(8981); close $fh; while (1) { $server->recv(my $buffer, 65536); if (length($buffer) > 0) { $server->send($_) for (1 .. $buffer); } else { $server->send('zero'); select undef, undef, undef, 0.2; $server->send(''); } } } ###############################################################################