Mercurial > hg > nginx-tests
view stream_udp_limit_conn.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> |
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date | Thu, 31 Aug 2017 19:09:04 +0300 |
parents | 196d33c2bb45 |
children | e4974af3fb12 |
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#!/usr/bin/perl # (C) Andrey Zelenkov # (C) Nginx, Inc. # Tests for stream limit_conn module 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 stream_limit_conn udp/)->plan(9) ->write_file_expand('nginx.conf', <<'EOF'); %%TEST_GLOBALS%% daemon off; events { } stream { limit_conn_zone $binary_remote_addr zone=zone:1m; limit_conn_zone $binary_remote_addr zone=zone2:1m; proxy_responses 1; proxy_timeout 1s; server { listen 127.0.0.1:%%PORT_8081_UDP%% udp; proxy_pass 127.0.0.1:%%PORT_8080_UDP%%; limit_conn zone 1; proxy_responses 2; } server { listen 127.0.0.1:%%PORT_8082_UDP%% udp; proxy_pass 127.0.0.1:%%PORT_8080_UDP%%; limit_conn zone2 1; } server { listen 127.0.0.1:%%PORT_8083_UDP%% udp; proxy_pass 127.0.0.1:%%PORT_8080_UDP%%; limit_conn zone 5; } server { listen 127.0.0.1:%%PORT_8084_UDP%% udp; proxy_pass 127.0.0.1:%%PORT_8081_UDP%%; limit_conn zone2 1; } server { listen 127.0.0.1:%%PORT_8085_UDP%% udp; proxy_pass 127.0.0.1:%%PORT_8081_UDP%%; limit_conn zone 1; } } EOF $t->run(); $t->run_daemon(\&udp_daemon, $t); $t->waitforfile($t->testdir . '/' . port(8080)); ############################################################################### # same and other zones my $s = dgram('127.0.0.1:' . port(8081)); is($s->io('1'), '1', 'passed'); # if not all responses were sent to client, then new request # in same socket will be treated as new connection is($s->io('1', read_timeout => 0.1), '', 'rejected new connection'); is(dgram('127.0.0.1:' . port(8081))->io('1', read_timeout => 0.1), '', 'rejected same zone'); is(dgram('127.0.0.1:' . port(8082))->io('1'), '1', 'passed different zone'); is(dgram('127.0.0.1:' . port(8083))->io('1'), '1', 'passed same zone unlimited'); sleep 1; # waiting for proxy_timeout to expire is($s->io('2', read => 2), '12', 'new connection after proxy_timeout'); is(dgram('127.0.0.1:' . port(8081))->io('2', read => 2), '12', 'passed 2'); # zones proxy chain is(dgram('127.0.0.1:' . port(8084))->io('1'), '1', 'passed proxy'); is(dgram('127.0.0.1:' . port(8085))->io('1', read_timeout => 0.1), '', 'rejected proxy'); ############################################################################### sub udp_daemon { my $t = shift; my $server = IO::Socket::INET->new( Proto => 'udp', LocalAddr => '127.0.0.1:' . port(8080), Reuse => 1, ) or die "Can't create listening socket: $!\n"; # signal we are ready open my $fh, '>', $t->testdir() . '/' . port(8080); close $fh; while (1) { $server->recv(my $buffer, 65536); $server->send($_) for (1 .. $buffer); } } ###############################################################################