Mercurial > hg > nginx-tests
annotate ssi_delayed.t @ 1427:eb1d883305ea
Tests: avoid edge cases in upstream random two test.
Unavailable servers contribute to the number of attempts, if selected,
before the balancer would fall back to the default round-robin method.
This means that it's quite possible to get server with more connections.
To facilitate with selecting two alive servers, down server was removed
from the upstream configuration at the cost of slightly worse coverage.
author | Sergey Kandaurov <pluknet@nginx.com> |
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date | Thu, 10 Jan 2019 17:42:34 +0300 |
parents | 766bcbb632ee |
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rev | line source |
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1 #!/usr/bin/perl |
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2 |
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3 # (C) Andrey Zelenkov |
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4 # (C) Roman Arutyunyan |
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5 # (C) Nginx, Inc. |
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6 |
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7 # Test for subrequest bug with delay (see 903fb1ddc07f for details). |
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8 |
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9 ############################################################################### |
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10 |
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11 use warnings; |
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12 use strict; |
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13 |
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14 use Test::More; |
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15 |
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16 BEGIN { use FindBin; chdir($FindBin::Bin); } |
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17 |
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18 use lib 'lib'; |
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19 use Test::Nginx; |
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20 |
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21 ############################################################################### |
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22 |
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23 select STDERR; $| = 1; |
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24 select STDOUT; $| = 1; |
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25 |
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26 my $t = Test::Nginx->new()->has(qw/http proxy ssi/)->plan(1); |
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27 |
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28 $t->write_file_expand('nginx.conf', <<'EOF'); |
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29 |
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30 %%TEST_GLOBALS%% |
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31 |
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32 daemon off; |
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33 |
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34 events { |
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35 } |
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36 |
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37 http { |
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38 %%TEST_GLOBALS_HTTP%% |
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39 |
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40 server { |
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41 listen 127.0.0.1:8080; |
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42 server_name localhost; |
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43 |
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44 location / { } |
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45 location /delayed.html { |
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46 ssi on; |
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47 sendfile_max_chunk 100; |
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48 postpone_output 0; |
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49 } |
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50 |
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51 location /1 { |
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52 proxy_buffers 3 256; |
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53 proxy_buffer_size 256; |
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54 proxy_max_temp_file_size 0; |
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55 proxy_pass http://127.0.0.1:8081; |
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56 } |
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57 } |
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58 } |
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59 |
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60 EOF |
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61 |
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62 |
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63 $t->write_file('delayed.html', ('x' x 100) . '<!--#include virtual="/1"-->'); |
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64 |
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65 $t->run_daemon(\&http_daemon); |
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66 $t->run()->waitforsocket('127.0.0.1:' . port(8081)); |
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67 |
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68 ############################################################################### |
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69 |
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70 # If a response sending is delayed by sendfile_max_chunk, and |
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71 # then we've switched to a different subrequest, which is not yet |
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72 # ready to handle corresponding write event, wev->delayed won't be |
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73 # cleared. This results in the subrequest response not being |
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74 # sent to the client, and the whole request will hang if all proxy |
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75 # buffers will be exhausted. Fixed in 1.11.13 (903fb1ddc07f). |
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76 |
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77 like(http_get('/delayed.html'), qr/x{100}y{1024}SEE-THIS/, 'delayed'); |
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78 |
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79 ############################################################################### |
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80 |
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81 sub http_daemon { |
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82 my ($t) = @_; |
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83 |
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84 my $server = IO::Socket::INET->new( |
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85 Proto => 'tcp', |
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86 LocalHost => '127.0.0.1', |
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87 LocalPort => port(8081), |
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88 Listen => 5, |
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89 Reuse => 1 |
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90 ) |
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91 or die "Can't create listening socket: $!\n"; |
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92 |
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93 local $SIG{PIPE} = 'IGNORE'; |
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94 |
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95 my $data = ('y' x 1024) . 'SEE-THIS'; |
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96 |
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97 while (my $client = $server->accept()) { |
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98 $client->autoflush(1); |
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99 |
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100 my $headers = ''; |
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101 |
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102 while (<$client>) { |
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103 $headers .= $_; |
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104 last if (/^\x0d?\x0a?$/); |
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105 } |
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106 |
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107 select undef, undef, undef, 0.5; |
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108 |
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109 print $client <<EOF; |
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110 HTTP/1.1 200 OK |
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111 Connection: close |
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112 |
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113 $data |
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114 EOF |
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115 } |
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116 } |
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117 |
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118 ############################################################################### |