Mercurial > hg > nginx-tests
view stream_upstream_hash.t @ 1993:6b1222de8286
Tests: fixed prerequisites for regular expressions in maps.
Regular expressions in maps are only recognized when nginx is compiled
with the PCRE library. The simplest way to make sure it is the case
is to require the rewrite module, which cannot be compiled in without
the PCRE library.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Thu, 01 Aug 2024 10:37:20 +0300 |
parents | 5ac6efbe5552 |
children |
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#!/usr/bin/perl # (C) Sergey Kandaurov # (C) Nginx, Inc. # Stream tests for upstream hash balancer module. ############################################################################### 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 stream_upstream_hash/)->plan(4); $t->write_file_expand('nginx.conf', <<'EOF'); %%TEST_GLOBALS%% daemon off; events { } stream { %%TEST_GLOBALS_STREAM%% upstream hash { hash $remote_addr; server 127.0.0.1:8082; server 127.0.0.1:8083; } upstream cons { hash $remote_addr consistent; server 127.0.0.1:8082; server 127.0.0.1:8083; } upstream empty { hash $proxy_protocol_addr; server 127.0.0.1:8082; server 127.0.0.1:8083; } upstream cempty { hash $proxy_protocol_addr consistent; server 127.0.0.1:8082; server 127.0.0.1:8083; } server { listen 127.0.0.1:8080; proxy_pass hash; } server { listen 127.0.0.1:8081; proxy_pass cons; } server { listen 127.0.0.1:8084; proxy_pass empty; } server { listen 127.0.0.1:8085; proxy_pass cempty; } } EOF $t->run_daemon(\&stream_daemon, port(8082)); $t->run_daemon(\&stream_daemon, port(8083)); $t->run(); $t->waitforsocket('127.0.0.1:' . port(8082)); $t->waitforsocket('127.0.0.1:' . port(8083)); ############################################################################### my @ports = my ($port2, $port3) = (port(8082), port(8083)); is(many(10, port(8080)), "$port3: 10", 'hash'); like(many(10, port(8081)), qr/($port2|$port3): 10/, 'hash consistent'); # fallback to round-robin like(many(4, port(8084)), qr/$port2: 2, $port3: 2/, 'empty key'); like(many(4, port(8085)), qr/$port2: 2, $port3: 2/, 'empty key - consistent'); ############################################################################### sub many { my ($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 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"); $buffer = $client->sockport(); log2o("$client $buffer"); $client->syswrite($buffer); return 1; } sub log2i { Test::Nginx::log_core('|| <<', @_); } sub log2o { Test::Nginx::log_core('|| >>', @_); } sub log2c { Test::Nginx::log_core('||', @_); } ###############################################################################