Mercurial > hg > nginx-tests
view stream_udp_upstream.t @ 1606:e4e0695552ed
Tests: fixed stream_proxy_ssl_conf_command.t.
The stream_proxy_ssl_conf_command.t test used stream return module
to return the response. Since this ignores actual request, but the
perl test code used http_get(). This might result in the request being
sent after the response is returned and the connection closed by the server,
resulting in RST being generated and no response seen by the client at all.
Fix is to use "stream(...)->read()" instead of http_get(), so
no request is sent at all, eliminating possibility of RST being
generated.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Tue, 10 Nov 2020 05:03:29 +0300 |
parents | 144c6ce732e4 |
children | f3ba4c74de31 |
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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 { 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); } } ###############################################################################