Mercurial > hg > ngx_http_upstream_keepalive
annotate t/memcached-keepalive.t @ 6:bef88ba0b378
Keepalive: distinguish between upstream servers by default.
Option 'single' may be used if single pool of connections desired for some
reason.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Fri, 24 Oct 2008 02:03:39 +0400 |
parents | ca955a7f651b |
children | 15530a464dba |
rev | line source |
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1
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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 # Test for memcached with keepalive. |
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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 use Test::Nginx; |
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14 |
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15 ############################################################################### |
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16 |
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17 select STDERR; $| = 1; |
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18 select STDOUT; $| = 1; |
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19 |
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20 eval { require Cache::Memcached; }; |
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21 plain(skip_all => 'Cache::Memcached not installed') if $@; |
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22 |
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23 my $t = Test::Nginx->new()->has('rewrite')->has_daemon('memcached')->plan(10) |
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24 ->write_file_expand('nginx.conf', <<'EOF'); |
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25 |
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26 master_process off; |
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27 daemon off; |
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28 |
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29 events { |
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30 worker_connections 1024; |
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31 } |
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32 |
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33 http { |
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34 access_log off; |
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35 |
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36 client_body_temp_path %%TESTDIR%%/client_body_temp; |
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37 fastcgi_temp_path %%TESTDIR%%/fastcgi_temp; |
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38 proxy_temp_path %%TESTDIR%%/proxy_temp; |
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39 |
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40 upstream memd { |
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41 server 127.0.0.1:8081; |
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42 keepalive 1; |
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43 } |
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44 |
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45 upstream memd2 { |
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46 server 127.0.0.1:8081; |
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47 server 127.0.0.1:8082; |
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48 keepalive 1 single; |
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49 } |
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50 |
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51 upstream memd3 { |
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52 server 127.0.0.1:8081; |
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53 server 127.0.0.1:8082; |
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54 keepalive 1; |
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55 } |
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56 |
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57 upstream memd4 { |
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58 server 127.0.0.1:8081; |
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59 server 127.0.0.1:8082; |
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60 keepalive 10; |
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61 } |
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62 |
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63 server { |
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64 listen localhost:8080; |
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65 server_name localhost; |
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66 |
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67 location / { |
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68 set $memcached_key $uri; |
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69 memcached_pass memd; |
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70 } |
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71 |
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72 location /next { |
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73 set $memcached_key $uri; |
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74 memcached_next_upstream not_found; |
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75 memcached_pass memd; |
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76 } |
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77 |
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78 location /memd2 { |
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79 set $memcached_key "/"; |
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80 memcached_pass memd2; |
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81 } |
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82 |
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83 location /memd3 { |
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84 set $memcached_key "/"; |
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85 memcached_pass memd3; |
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86 } |
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87 |
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88 location /memd4 { |
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89 set $memcached_key "/"; |
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90 memcached_pass memd4; |
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91 } |
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92 } |
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93 } |
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94 |
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95 EOF |
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96 |
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97 $t->run_daemon('memcached', '-l', '127.0.0.1', '-p', '8081'); |
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98 $t->run_daemon('memcached', '-l', '127.0.0.1', '-p', '8082'); |
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99 $t->run(); |
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100 |
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101 ############################################################################### |
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102 |
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103 my $memd1 = Cache::Memcached->new(servers => [ '127.0.0.1:8081' ]); |
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104 my $memd2 = Cache::Memcached->new(servers => [ '127.0.0.1:8082' ]); |
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105 |
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106 $memd1->set('/', 'SEE-THIS'); |
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107 $memd2->set('/', 'SEE-THIS'); |
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108 |
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109 my $total = $memd1->stats()->{total}->{total_connections}; |
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110 |
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111 like(http_get('/'), qr/SEE-THIS/, 'keepalive memcached request'); |
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112 like(http_get('/notfound'), qr/404/, 'keepalive memcached not found'); |
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113 like(http_get('/next'), qr/404/, |
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114 'keepalive not found with memcached_next_upstream'); |
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115 like(http_get('/'), qr/SEE-THIS/, 'keepalive memcached request again'); |
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116 like(http_get('/'), qr/SEE-THIS/, 'keepalive memcached request again'); |
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117 like(http_get('/'), qr/SEE-THIS/, 'keepalive memcached request again'); |
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118 |
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119 is($memd1->stats()->{total}->{total_connections}, $total + 1, |
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120 'only one connection used'); |
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121 |
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122 # two backends with 'single' option - should establish only one connection |
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123 |
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124 $total = $memd1->stats()->{total}->{total_connections} + |
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125 $memd2->stats()->{total}->{total_connections}; |
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126 |
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127 http_get('/memd2'); |
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128 http_get('/memd2'); |
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129 http_get('/memd2'); |
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130 |
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131 is($memd1->stats()->{total}->{total_connections} + |
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132 $memd2->stats()->{total}->{total_connections}, $total + 1, |
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133 'only one connection with two backends and single'); |
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134 |
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135 $total = $memd1->stats()->{total}->{total_connections} + |
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136 $memd2->stats()->{total}->{total_connections}; |
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137 |
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138 # two backends without 'single' option and maximum number of cached |
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139 # connections set to 1 - should establish new connection on each request |
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140 |
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141 http_get('/memd3'); |
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142 http_get('/memd3'); |
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143 http_get('/memd3'); |
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144 |
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145 is($memd1->stats()->{total}->{total_connections} + |
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146 $memd2->stats()->{total}->{total_connections}, $total + 3, |
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147 '3 connections should be established'); |
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148 |
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149 # two backends without 'single' option and maximum number of cached |
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150 # connections set to 10 - should establish only two connections (1 per backend) |
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151 |
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152 $total = $memd1->stats()->{total}->{total_connections} + |
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153 $memd2->stats()->{total}->{total_connections}; |
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154 |
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155 http_get('/memd4'); |
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156 http_get('/memd4'); |
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157 http_get('/memd4'); |
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158 |
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159 is($memd1->stats()->{total}->{total_connections} + |
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160 $memd2->stats()->{total}->{total_connections}, $total + 2, |
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161 'connection per backend'); |
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162 |
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163 ############################################################################### |