Mercurial > hg > nginx-tests
view stream_proxy_protocol2_tlv.t @ 1825:3629eda94c1b
Tests: handling of EWOULDBLOCK from sysread() with IO::Socket::SSL.
With IO::Socket::SSL, when select() reports that the socket is readable,
reading from it might still fail with EWOULDBLOCK, since no application
data is available in the socket. In particular, this might happen with
TLSv1.3 when a session ticket is received after the handshake. Fix is
to explicitly check for EWOULDBLOCK errors.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Tue, 21 Mar 2023 02:57:39 +0300 |
parents | 6040bfd6acbd |
children | a095b971fbcc |
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#!/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); } ###############################################################################