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annotate proxy_cache_lock_ssi.t @ 1020:196d33c2bb45

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Tests: removed TODO and try_run() checks for legacy versions. Also removed now unused spdy.t and shmem prerequisite.
author Andrey Zelenkov <zelenkov@nginx.com>
date Wed, 31 Aug 2016 18:21:07 +0300
parents 882267679006
children be45fa007655
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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318f305a2014 Tests: proxy_cache_lock with subrequests.
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1 #!/usr/bin/perl
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2
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3 # (C) Maxim Dounin
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4
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5 # Tests for http proxy cache lock with subrequests.
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6
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7 ###############################################################################
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8
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9 use warnings;
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10 use strict;
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11
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12 use Test::More;
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13
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14 BEGIN { use FindBin; chdir($FindBin::Bin); }
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15
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16 use lib 'lib';
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17 use Test::Nginx qw/ :DEFAULT http_end /;
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18
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19 ###############################################################################
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20
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21 select STDERR; $| = 1;
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22 select STDOUT; $| = 1;
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23
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24 my $t = Test::Nginx->new()->has(qw/http proxy cache ssi/)
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25 ->write_file_expand('nginx.conf', <<'EOF')->plan(2);
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26
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27 %%TEST_GLOBALS%%
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28
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29 daemon off;
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30
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31 events {
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32 }
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33
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34 http {
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35 %%TEST_GLOBALS_HTTP%%
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36
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37 proxy_cache_path %%TESTDIR%%/cache levels=1:2
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38 keys_zone=NAME:1m;
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39
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40 limit_req_zone $binary_remote_addr zone=one:1m rate=1r/m;
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41
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42 server {
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43 listen 127.0.0.1:8080;
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44 server_name localhost;
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45
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46 location / {
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47 proxy_pass http://127.0.0.1:8081;
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48 proxy_cache NAME;
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49
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50 proxy_cache_lock on;
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51 proxy_cache_lock_timeout 100ms;
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52
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53 proxy_read_timeout 3s;
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55 add_header X-Msec $msec;
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56 }
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57
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58 location = /ssi.html {
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59 ssi on;
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60 }
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61 }
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62
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63 server {
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64 listen 127.0.0.1:8081;
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65 server_name localhost;
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66 limit_req zone=one burst=5;
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67 }
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69 }
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70
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71 EOF
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72
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73 $t->write_file('ssi.html',
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74 '<!--#include virtual="/active" -->' .
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75 '<!--#include virtual="/locked" -->' .
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76 'end'
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77 );
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78
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79 $t->write_file('active', 'active');
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80 $t->write_file('locked', 'locked');
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81
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82 $t->run();
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83
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84 ###############################################################################
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85
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86 # problem: if proxy cache lock wakeup happens in a an inactive
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87 # subrequest, just a connection write event may not trigger any
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88 # further work
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89
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90 # main request -> subrequest /active (waiting for a backend),
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91 # -> subrequest /locked (locked by another request)
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92
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93 # this doesn't result in an infinite timeout as second subrequest
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94 # is woken up by the postpone filter once first subrequest completes,
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95 # but this is suboptimal behaviour
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96
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97 my $s = http_get('/locked', start => 1);
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98 like(http_get('/ssi.html'), qr/end/, 'cache lock ssi');
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99 my ($start) = http_end($s) =~ /X-Msec: (\d+)/;
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100 cmp_ok(time() - $start, '<=', 5, 'parallel execution after lock timeout');
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101
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102 ###############################################################################