Mercurial > hg > nginx-tests
view stream_upstream_hash.t @ 1738:9e0347f4df11
Tests: added js tests for async functions.
author | Dmitry Volyntsev <xeioex@nginx.com> |
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date | Mon, 11 Oct 2021 14:34:54 +0000 |
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('||', @_); } ###############################################################################