Mercurial > hg > nginx-tests
view stream_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 | 76090a5da00b |
children | f3ba4c74de31 |
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#!/usr/bin/perl # (C) Sergey Kandaurov # (C) Nginx, Inc. # Stream tests for upstream module and balancers. ############################################################################### use warnings; use strict; use Test::More; use IO::Select; 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/) ->write_file_expand('nginx.conf', <<'EOF'); %%TEST_GLOBALS%% daemon off; events { } stream { log_format bytes $upstream_addr! $upstream_bytes_sent!$upstream_bytes_received; upstream u { server 127.0.0.1:8084; server 127.0.0.1:8085; } upstream u2 { server 127.0.0.1:8086 down; server 127.0.0.1:8086; server 127.0.0.1:8084; server 127.0.0.1:8085; } upstream u3 { server 127.0.0.1:8084; server 127.0.0.1:8085 weight=2; } upstream u4 { server 127.0.0.1:8086 fail_timeout=1s; server 127.0.0.1:8084 backup; } proxy_connect_timeout 2; server { listen 127.0.0.1:8080; proxy_pass u; } server { listen 127.0.0.1:8081; proxy_pass u2; } server { listen 127.0.0.1:8082; proxy_pass u3; } server { listen 127.0.0.1:8083; proxy_pass u4; access_log %%TESTDIR%%/u.log bytes; } } EOF $t->run_daemon(\&stream_daemon, port(8084)); $t->run_daemon(\&stream_daemon, port(8085)); $t->run()->plan(6); $t->waitforsocket('127.0.0.1:' . port(8084)); $t->waitforsocket('127.0.0.1:' . port(8085)); ############################################################################### my @ports = my ($port4, $port5, $port6) = (port(8084), port(8085), port(8086)); is(many(30, port(8080)), "$port4: 15, $port5: 15", 'balanced'); is(many(30, port(8081)), "$port4: 15, $port5: 15", 'failures'); is(many(30, port(8082)), "$port4: 10, $port5: 20", 'weight'); is(many(30, port(8083)), "$port4: 30", 'backup'); $t->run_daemon(\&stream_daemon, port(8086)); $t->waitforsocket('127.0.0.1:' . port(8086)); sleep 2; # wait till fail_timeout passes is(parallel(30, port(8083)), "$port6: 30", 'recovery'); $t->stop(); like($t->read_file('u.log'), qr/127.0.0.1:$port6, 127.0.0.1:$port4!0, 1!0, 4/, 'per-upstream variables'); ############################################################################### sub many { my ($count, $port) = @_; my (%ports); for (1 .. $count) { if (stream("127.0.0.1:$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 parallel { my ($count, $port) = @_; my (%ports, @s); for (1 .. $count) { my $s = stream("127.0.0.1:$port"); $s->write('keep'); $s->read(); push @s, $s; } for (1 .. $count) { if ((pop @s)->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 stream_daemon { my ($port) = @_; my $server = IO::Socket::INET->new( Proto => 'tcp', LocalAddr => '127.0.0.1', LocalPort => $port, Listen => 5, Reuse => 1 ) or die "Can't create listening socket: $!\n"; my $sel = IO::Select->new($server); local $SIG{PIPE} = 'IGNORE'; while (my @ready = $sel->can_read) { foreach my $fh (@ready) { if ($server == $fh) { my $new = $fh->accept; $new->autoflush(1); $sel->add($new); } elsif (stream_handle_client($fh)) { $sel->remove($fh); $fh->close; } } } } sub stream_handle_client { my ($client) = @_; log2c("(new connection $client)"); $client->sysread(my $buffer, 65536) or return 1; log2i("$client $buffer"); my $close = $buffer ne 'keep'; $buffer = $client->sockport(); log2o("$client $buffer"); $client->syswrite($buffer); return $close; } sub log2i { Test::Nginx::log_core('|| <<', @_); } sub log2o { Test::Nginx::log_core('|| >>', @_); } sub log2c { Test::Nginx::log_core('||', @_); } ###############################################################################