Mercurial > hg > nginx-tests
view stream_udp_upstream_least_conn.t @ 1912:f61d1b4ac638
Tests: unbreak quic_ciphers.t with AEAD_AES_128_CCM enabled.
Although CCM ciphers are disabled in a stock OpenSSL as rarely used,
"to reduce ClientHello bloat", AEAD_AES_128_CCM is apparently turned
back in certain distributions such as RHEL. Previously, this caused
testing connections to fail as the CCM cipher being negotiated isn't
supported yet in nginx. Now the test is skipped instead on failure.
While here, fixed nearby style.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Wed, 14 Jun 2023 16:57:01 +0400 |
parents | f3ba4c74de31 |
children |
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#!/usr/bin/perl # (C) Sergey Kandaurov # (C) Nginx, Inc. # Stream tests for upstream least_conn balancer 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 stream_upstream_least_conn udp/) ->plan(2)->write_file_expand('nginx.conf', <<'EOF'); %%TEST_GLOBALS%% daemon off; events { } stream { %%TEST_GLOBALS_STREAM%% proxy_responses 1; proxy_timeout 1s; upstream u { least_conn; server 127.0.0.1:%%PORT_8981_UDP%%; server 127.0.0.1:%%PORT_8982_UDP%%; } server { listen 127.0.0.1:%%PORT_8980_UDP%% udp; proxy_pass u; } } EOF $t->run_daemon(\&udp_daemon, port(8981), $t); $t->run_daemon(\&udp_daemon, port(8982), $t); $t->run(); $t->waitforfile($t->testdir . '/' . port(8981)); $t->waitforfile($t->testdir . '/' . port(8982)); ############################################################################### my @ports = my ($port1, $port2) = (port(8981), port(8982)); is(many(10), "$port1: 5, $port2: 5", 'balanced'); my @sockets; for (1 .. 2) { my $s = dgram('127.0.0.1:' . port(8980)); $s->write('w'); push @sockets, $s; } select undef, undef, undef, 0.2; is(many(10), "$port2: 10", 'least_conn'); ############################################################################### sub many { my ($count) = @_; my (%ports); for (1 .. $count) { if (dgram('127.0.0.1:' . port(8980))->io('.') =~ /(\d+)/) { $ports{$1} = 0 unless defined $ports{$1}; $ports{$1}++; } } my @keys = map { my $p = $_; grep { $p == $_ } keys %ports } @ports; return join ', ', map { $_ . ": " . $ports{$_} } @keys; } ############################################################################### sub udp_daemon { my ($port, $t) = @_; my $server = IO::Socket::INET->new( Proto => 'udp', LocalAddr => '127.0.0.1:' . $port, Reuse => 1, ) or die "Can't create listening socket: $!\n"; # signal we are ready open my $fh, '>', $t->testdir() . '/' . $port; close $fh; while (1) { $server->recv(my $buffer, 65536); my $port = $server->sockport(); if ($buffer =~ /w/ && $port == port(8981)) { select undef, undef, undef, 2.5; } $buffer = $port; $server->send($buffer); } } ###############################################################################