Mercurial > hg > nginx-tests
view proxy_unfinished.t @ 386:1b205a3332de
Tests: adjusted limit_req rate value.
This shortens excessive test execution time due to unnecessarily delayed
backend connection after client connection close, which is usually observed
when the client connection is closed before the request is proxied to backend.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Wed, 26 Mar 2014 22:50:22 +0400 |
parents | e7dc8f4d0a4b |
children | 915ef26ac6eb |
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#!/usr/bin/perl # (C) Maxim Dounin # Tests for http proxy and prematurely closed connections. Incomplete # responses shouldn't loose information about their incompleteness. # In particular, incomplete responses: # # - shouldn't be cached # # - if a response is sent using chunked transfer encoding, # final chunk shouldn't be sent ############################################################################### use warnings; use strict; use Test::More; use Socket qw/ CRLF /; BEGIN { use FindBin; chdir($FindBin::Bin); } use lib 'lib'; use Test::Nginx; ############################################################################### select STDERR; $| = 1; select STDOUT; $| = 1; plan(skip_all => 'win32') if $^O eq 'MSWin32'; my $t = Test::Nginx->new()->has(qw/http proxy cache sub/)->plan(15) ->write_file_expand('nginx.conf', <<'EOF'); %%TEST_GLOBALS%% daemon off; events { } http { %%TEST_GLOBALS_HTTP%% proxy_cache_path %%TESTDIR%%/cache levels=1:2 keys_zone=one:1m; server { listen 127.0.0.1:8080; server_name localhost; location / { sub_filter foo bar; sub_filter_types *; proxy_pass http://127.0.0.1:8081; } location /un/ { sub_filter foo bar; sub_filter_types *; proxy_pass http://127.0.0.1:8081/; proxy_buffering off; } location /cache/ { proxy_pass http://127.0.0.1:8081/; proxy_cache one; add_header X-Cache-Status $upstream_cache_status; } location /proxy/ { sub_filter foo bar; sub_filter_types *; proxy_pass http://127.0.0.1:8080/local/; proxy_buffer_size 1k; proxy_buffers 4 1k; } location /local/ { alias %%TESTDIR%%/; } } } EOF $t->write_file('big.html', 'X' x (1024 * 1024) . 'finished'); $t->run_daemon(\&http_daemon); $t->run()->waitforsocket('127.0.0.1:8081'); ############################################################################### http_get('/cache/length'); like(http_get('/cache/length'), qr/MISS/, 'unfinished not cached'); TODO: { local $TODO = 'not yet' unless $t->has_version('1.5.3'); # chunked encoding has enough information to don't cache a response, # much like with Content-Length available http_get('/cache/chunked'); like(http_get('/cache/chunked'), qr/MISS/, 'unfinished chunked'); } TODO: { local $TODO = 'not yet' unless $t->has_version('1.5.3'); # make sure there is no final chunk in unfinished responses like(http_get_11('/length'), qr/unfinished(?!.*\x0d\x0a?0\x0d\x0a?)/s, 'length no final chunk'); like(http_get_11('/chunked'), qr/unfinished(?!.*\x0d\x0a?0\x0d\x0a?)/s, 'chunked no final chunk'); } # but there is final chunk in complete responses like(http_get_11('/length/ok'), qr/finished.*\x0d\x0a?0\x0d\x0a?/s, 'length final chunk'); like(http_get_11('/chunked/ok'), qr/finished.*\x0d\x0a?0\x0d\x0a?/s, 'chunked final chunk'); TODO: { local $TODO = 'not yet' unless $t->has_version('1.5.3'); # the same with proxy_buffering set to off like(http_get_11('/un/length'), qr/unfinished(?!.*\x0d\x0a?0\x0d\x0a?)/s, 'unbuffered length no final chunk'); like(http_get_11('/un/chunked'), qr/unfinished(?!.*\x0d\x0a?0\x0d\x0a?)/s, 'unbuffered chunked no final chunk'); } like(http_get_11('/un/length/ok'), qr/finished.*\x0d\x0a?0\x0d\x0a?/s, 'unbuffered length final chunk'); like(http_get_11('/un/chunked/ok'), qr/finished.*\x0d\x0a?0\x0d\x0a?/s, 'unbuffered chunked final chunk'); # big responses like(http_get('/big', sleep => 0.1), qr/unfinished/s, 'big unfinished'); like(http_get('/big/ok', sleep => 0.1), qr/finished/s, 'big finished'); like(http_get('/un/big', sleep => 0.1), qr/unfinished/s, 'big unfinished un'); like(http_get('/un/big/ok', sleep => 0.1), qr/finished/s, 'big finished un'); TODO: { local $TODO = 'not yet' unless $t->has_version('1.5.3'); # if disk buffering fails for some reason, there should be # no final chunk chmod(0000, $t->testdir() . '/proxy_temp'); like(http_get_11('/proxy/big.html', sleep => 0.5), qr/X(?!.*\x0d\x0a?0\x0d\x0a?)/s, 'no proxy temp'); } ############################################################################### sub http_get_11 { my ($uri, %extra) = @_; return http( "GET $uri HTTP/1.1" . CRLF . "Connection: close" . CRLF . "Host: localhost" . CRLF . CRLF, %extra ); } ############################################################################### sub http_daemon { my $server = IO::Socket::INET->new( Proto => 'tcp', LocalAddr => '127.0.0.1:8081', Listen => 5, Reuse => 1 ) or die "Can't create listening socket: $!\n"; local $SIG{PIPE} = 'IGNORE'; while (my $client = $server->accept()) { $client->autoflush(1); my $headers = ''; my $uri = ''; while (<$client>) { $headers .= $_; last if (/^\x0d?\x0a?$/); } $uri = $1 if $headers =~ /^\S+\s+([^ ]+)\s+HTTP/i; if ($uri eq '/length') { print $client "HTTP/1.1 200 OK" . CRLF . "Content-Length: 100" . CRLF . "Cache-Control: max-age=300" . CRLF . "Connection: close" . CRLF . CRLF . "unfinished" . CRLF; } elsif ($uri eq '/length/ok') { print $client "HTTP/1.1 200 OK" . CRLF . "Content-Length: 10" . CRLF . "Cache-Control: max-age=300" . CRLF . "Connection: close" . CRLF . CRLF . "finished" . CRLF; } elsif ($uri eq '/big') { print $client "HTTP/1.1 200 OK" . CRLF . "Content-Length: 1000100" . CRLF . "Cache-Control: max-age=300" . CRLF . "Connection: close" . CRLF . CRLF; for (1 .. 10000) { print $client ("X" x 98) . CRLF; } print $client "unfinished" . CRLF; } elsif ($uri eq '/big/ok') { print $client "HTTP/1.1 200 OK" . CRLF . "Content-Length: 1000010" . CRLF . "Cache-Control: max-age=300" . CRLF . "Connection: close" . CRLF . CRLF; for (1 .. 10000) { print $client ("X" x 98) . CRLF; } print $client "finished" . CRLF; } elsif ($uri eq '/chunked') { print $client "HTTP/1.1 200 OK" . CRLF . "Transfer-Encoding: chunked" . CRLF . "Cache-Control: max-age=300" . CRLF . "Connection: close" . CRLF . CRLF . "ff" . CRLF . "unfinished" . CRLF; } elsif ($uri eq '/chunked/ok') { print $client "HTTP/1.1 200 OK" . CRLF . "Transfer-Encoding: chunked" . CRLF . "Cache-Control: max-age=300" . CRLF . "Connection: close" . CRLF . CRLF . "a" . CRLF . "finished" . CRLF . CRLF . "0" . CRLF . CRLF; } } } ###############################################################################