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[PATCH] Tests: proxy protocol v2 TLVs tests for stream module

Eugene Grebenschikov via nginx-devel
November 16, 2022 01:06AM
# HG changeset patch
# User Eugene Grebenschikov <e.grebenshchikov@f5.com>
# Date 1668578494 28800
# Tue Nov 15 22:01:34 2022 -0800
# Node ID 6040bfd6acbd8492730dee6ffe1bc9e89f70a3cb
# Parent 01fcc82a435aedd41ed3c23dbf7252371652cc7a
Tests: proxy protocol v2 TLVs tests for stream module.

diff -r 01fcc82a435a -r 6040bfd6acbd stream_proxy_protocol2_tlv.t
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/stream_proxy_protocol2_tlv.t Tue Nov 15 22:01:34 2022 -0800
@@ -0,0 +1,154 @@
+#!/usr/bin/perl
+
+# (C) Roman Arutyunyan
+# (C) Eugene Grebenschikov
+# (C) Nginx, Inc.
+
+# Tests for variables for proxy protocol v2 TLVs.
+
+###############################################################################
+
+use warnings;
+use strict;
+
+use Test::More;
+
+BEGIN { use FindBin; chdir($FindBin::Bin); }
+
+use lib 'lib';
+use Test::Nginx;
+use Test::Nginx::Stream qw/ stream /;
+
+###############################################################################
+
+select STDERR; $| = 1;
+select STDOUT; $| = 1;
+
+my $t = Test::Nginx->new()->has(qw/stream stream_return map/)
+ ->write_file_expand('nginx.conf', <<'EOF');
+
+%%TEST_GLOBALS%%
+
+daemon off;
+
+events {
+}
+
+stream {
+ %%TEST_GLOBALS_STREAM%%
+
+ map $proxy_protocol_tlv_ssl $binary_present {
+ "~\\x00" "true";
+ }
+
+ server {
+ listen 127.0.0.1:8080 proxy_protocol;
+ return "
+ alpn:$proxy_protocol_tlv_alpn
+ authority:$proxy_protocol_tlv_authority
+ crc32c:$proxy_protocol_tlv_0x3
+ unique-id:$proxy_protocol_tlv_unique_id
+ netns:$proxy_protocol_tlv_netns
+ ssl-verify:$proxy_protocol_tlv_ssl_verify
+ ssl-version:$proxy_protocol_tlv_ssl_version
+ ssl-cn:$proxy_protocol_tlv_ssl_cn
+ ssl-cipher:$proxy_protocol_tlv_ssl_cipher
+ ssl-sig-alg:$proxy_protocol_tlv_ssl_sig_alg
+ ssl-key-alg:$proxy_protocol_tlv_ssl_key_alg
+ custom:$proxy_protocol_tlv_0x000ae
+ x:$proxy_protocol_tlv_0x000e
+ ssl-binary:$binary_present";
+ }
+}
+
+EOF
+
+$t->try_run('no proxy_protocol tlv')->plan(14);
+
+###############################################################################
+
+my $tlv = pp2_create_tlv(0x1, "ALPN1");
+$tlv .= pp2_create_tlv(0x2, "localhost");
+$tlv .= pp2_create_tlv(0x3, "4321");
+$tlv .= pp2_create_tlv(0x5, "UNIQQ");
+$tlv .= pp2_create_tlv(0x30, "NETNS");
+$tlv .= pp2_create_tlv(0xae, "12345");
+my $p = pp2_create($tlv);
+
+my $r = pp_get(8080, $p);
+like($r, qr/alpn:ALPN1\x0d?$/m, 'ALPN');
+like($r, qr/authority:localhost\x0d?$/m, 'AUTHORITY');
+like($r, qr/crc32c:4321\x0d?$/m, 'CRC32C');
+like($r, qr/unique-id:UNIQQ\x0d?$/m, 'UNIQUE_ID');
+like($r, qr/netns:NETNS\x0d?$/m, 'NETNS');
+like($r, qr/custom:12345\x0d?$/m, 'custom');
+like($r, qr/x:\x0d?$/m, 'non-existent');
+
+# big proxy protocol header with TLVs
+
+TODO: {
+local $TODO = 'not yet' unless $t->has_version('1.23.3');
+
+my $sub = pp2_create_tlv(0x21, "TLSv1.2");
+$sub .= pp2_create_tlv(0x22, "example.com");
+$sub .= pp2_create_tlv(0x23, "AES256-SHA");
+$sub .= pp2_create_tlv(0x24, "SHA1");
+$sub .= pp2_create_tlv(0x25, "RSA512");
+my $ssl = pp2_create_ssl(0x01, 255, $sub);
+$tlv .= pp2_create_tlv(0x20, $ssl);
+$p = pp2_create($tlv);
+
+$r = pp_get(8080, $p);
+like($r, qr/ssl-verify:255\x0d?$/m, 'SSL_VERIFY');
+like($r, qr/ssl-version:TLSv1.2\x0d?$/m, 'SSL_VERSION');
+like($r, qr/ssl-cn:example.com\x0d?$/m, 'SSL_CN');
+like($r, qr/ssl-cipher:AES256-SHA\x0d?$/m, 'SSL_CIPHER');
+like($r, qr/ssl-sig-alg:SHA1\x0d?$/m, 'SSL_SIG_ALG');
+like($r, qr/ssl-key-alg:RSA512\x0d?$/m, 'SSL_KEY_ALG');
+like($r, qr/ssl-binary:true/, 'SSL_BINARY');
+
+}
+
+###############################################################################
+
+sub pp_get {
+ my ($port, $proxy) = @_;
+ stream(PeerPort => port($port))->io($proxy);
+}
+
+sub pp2_create {
+ my ($tlv) = @_;
+
+ my $pp2_sig = pack("N3", 0x0D0A0D0A, 0x000D0A51, 0x5549540A);
+ my $ver_cmd = pack('C', 0x21);
+ my $family = pack('C', 0x11);
+ my $packet = $pp2_sig . $ver_cmd . $family;
+
+ my $ip1 = pack('N', 0xc0000201); # 192.0.2.1
+ my $ip2 = pack('N', 0xc0000202); # 192.0.2.2
+ my $port1 = pack('n', 123);
+ my $port2 = pack('n', 5678);
+ my $addrs = $ip1 . $ip2 . $port1 . $port2;
+
+ my $len = length($addrs) + length($tlv);
+
+ $packet .= pack('n', $len) . $addrs . $tlv;
+
+ return $packet;
+}
+
+sub pp2_create_tlv {
+ my ($type, $content) = @_;
+
+ my $len = length($content);
+
+ return pack("CnA*", $type, $len, $content);
+}
+
+sub pp2_create_ssl {
+ my ($client, $verify, $content) = @_;
+
+ return pack("CNA*", $client, $verify, $content);
+}
+
+###############################################################################

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Subject Author Views Posted

[PATCH] Tests: proxy protocol v2 TLVs tests for stream module

Eugene Grebenschikov via nginx-devel 148 November 16, 2022 01:06AM

Re: [PATCH] Tests: proxy protocol v2 TLVs tests for stream module

Sergey Kandaurov 23 November 17, 2022 12:34PM



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