Mercurial > hg > nginx-tests
view stream_upstream.t @ 1215:26884729e06b
Tests: cope with resolver resend in mail resolver tests.
Currently, if resolver didn't find PTR type in the answer section of PTR
response, it keeps the node in the resend queue until the next timer event.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Thu, 31 Aug 2017 19:09:04 +0300 |
parents | a073a545413d |
children | 766bcbb632ee |
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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 1s; 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->try_run('no stream access_log')->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)); TODO: { local $TODO = 'not yet' unless $t->has_version('1.11.8'); sleep 2; # wait till fail_timeout passes is(parallel(30, port(8083)), "$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('||', @_); } ###############################################################################