Mercurial > hg > nginx-tests
view stream_udp_upstream.t @ 1619:436d0ffc2ea3
Tests: correctly shutdown ssl for reproducible session reuse tests.
Previously, session reuse tests in stream_ssl_certificate.t were prone
to testing errors, since the client doesn't write any application data
before closing a connection, which is done so to pass tests on win32.
In this case, the server may happened to get an unexpected eof meaning
that it will abandon that session. This is specific to stream testing
pattern, changes to ssl_certificate.t are applied too for consistency.
This is also specific to SSL_R_UNEXPECTED_EOF_WHILE_READING, which is
implemented in OpenSSL 3.0.0.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Mon, 23 Nov 2020 22:46:06 +0000 |
parents | f3ba4c74de31 |
children |
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#!/usr/bin/perl # (C) Sergey Kandaurov # (C) Nginx, Inc. # Stream tests for upstream module and balancers 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(5) ->write_file_expand('nginx.conf', <<'EOF'); %%TEST_GLOBALS%% daemon off; events { } stream { %%TEST_GLOBALS_STREAM%% proxy_responses 1; proxy_timeout 1s; upstream u { server 127.0.0.1:%%PORT_8984_UDP%%; server 127.0.0.1:%%PORT_8985_UDP%%; } upstream u2 { server 127.0.0.1:%%PORT_8986_UDP%% down; server 127.0.0.1:%%PORT_8986_UDP%%; server 127.0.0.1:%%PORT_8984_UDP%%; server 127.0.0.1:%%PORT_8985_UDP%%; } upstream u3 { server 127.0.0.1:%%PORT_8984_UDP%%; server 127.0.0.1:%%PORT_8985_UDP%% weight=2; } upstream u4 { server 127.0.0.1:%%PORT_8986_UDP%% down; server 127.0.0.1:%%PORT_8984_UDP%% backup; } server { listen 127.0.0.1:%%PORT_8980_UDP%% udp; proxy_pass u; } server { listen 127.0.0.1:%%PORT_8981_UDP%% udp; proxy_pass u2; } server { listen 127.0.0.1:%%PORT_8982_UDP%% udp; proxy_pass u3; } server { listen 127.0.0.1:%%PORT_8983_UDP%% udp; proxy_pass u4; } } EOF $t->run_daemon(\&udp_daemon, port(8984), $t); $t->run_daemon(\&udp_daemon, port(8985), $t); $t->run(); $t->waitforfile($t->testdir . '/' . port(8984)); $t->waitforfile($t->testdir . '/' . port(8985)); ############################################################################### my @ports = my ($port4, $port5) = (port(8984), port(8985)); is(many(10, port(8980)), "$port4: 5, $port5: 5", 'balanced'); is(dgram('127.0.0.1:' . port(8981))->io('.', read_timeout => 0.5), '', 'no next upstream for dgram'); is(many(10, port(8981)), "$port4: 5, $port5: 5", 'failures'); is(many(9, port(8982)), "$port4: 3, $port5: 6", 'weight'); is(many(10, port(8983)), "$port4: 10", 'backup'); ############################################################################### sub many { my ($count, $port) = @_; my (%ports); for (1 .. $count) { if (dgram("127.0.0.1:$port")->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); $buffer = $server->sockport(); $server->send($buffer); } } ###############################################################################