Mercurial > hg > ngx_http_upstream_keepalive
annotate t/memcached_keepalive.t @ 49:32e9e4b4b5e1 draft default tip
Keepalive: remove "master_process off" to match other tests.
While here, remove extra spaces in "daemon off" as they are no longer
logical after "master_process" removal.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Thu, 24 Jan 2013 02:05:31 +0400 |
parents | 450ad1052368 |
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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 plan(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(16) |
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24 ->write_file_expand('nginx.conf', <<'EOF'); |
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25 |
20 | 26 %%TEST_GLOBALS%% |
27 | |
49
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28 daemon off; |
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29 |
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30 events { |
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31 } |
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32 |
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33 http { |
20 | 34 %%TEST_GLOBALS_HTTP%% |
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35 |
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36 upstream memd { |
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37 server 127.0.0.1:8081; |
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38 keepalive 1; |
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39 } |
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40 |
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41 upstream memd3 { |
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42 server 127.0.0.1:8081; |
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43 server 127.0.0.1:8082; |
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44 keepalive 1; |
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45 } |
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46 |
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47 upstream memd4 { |
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48 server 127.0.0.1:8081; |
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49 server 127.0.0.1:8082; |
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50 keepalive 10; |
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51 } |
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52 |
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53 server { |
20 | 54 listen 127.0.0.1:8080; |
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55 server_name localhost; |
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56 |
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57 location / { |
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58 set $memcached_key $uri; |
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59 memcached_pass memd; |
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60 } |
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61 |
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62 location /next { |
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63 set $memcached_key $uri; |
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64 memcached_next_upstream not_found; |
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65 memcached_pass memd; |
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66 } |
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67 |
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68 location /memd3 { |
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69 set $memcached_key "/"; |
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70 memcached_pass memd3; |
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71 } |
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72 |
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73 location /memd4 { |
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74 set $memcached_key "/"; |
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75 memcached_pass memd4; |
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76 } |
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77 } |
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78 } |
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79 |
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80 EOF |
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81 |
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82 my $memhelp = `memcached -h`; |
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83 my @memopts1 = (); |
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84 my @memopts2 = (); |
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85 |
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86 if ($memhelp =~ /repcached/) { |
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87 # repcached patches adds additional listen socket memcached |
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88 # that should be different too |
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89 |
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90 push @memopts1, '-X', '8091'; |
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91 push @memopts2, '-X', '8092'; |
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92 } |
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93 if ($memhelp =~ /-U/) { |
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94 # UDP ports no longer off by default in memcached 1.2.7+ |
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95 |
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96 push @memopts1, '-U', '0'; |
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97 push @memopts2, '-U', '0'; |
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98 } |
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99 |
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100 $t->run_daemon('memcached', '-l', '127.0.0.1', '-p', '8081', @memopts1); |
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101 $t->run_daemon('memcached', '-l', '127.0.0.1', '-p', '8082', @memopts2); |
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102 |
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103 $t->run(); |
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104 |
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105 $t->waitforsocket('127.0.0.1:8081') |
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106 or die "Unable to start memcached"; |
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107 $t->waitforsocket('127.0.0.1:8082') |
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108 or die "Unable to start second memcached"; |
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109 |
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110 ############################################################################### |
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111 |
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112 my $memd1 = Cache::Memcached->new(servers => [ '127.0.0.1:8081' ]); |
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113 my $memd2 = Cache::Memcached->new(servers => [ '127.0.0.1:8082' ]); |
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114 |
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115 $memd1->set('/', 'SEE-THIS'); |
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116 $memd2->set('/', 'SEE-THIS'); |
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117 $memd1->set('/big', 'X' x 1000000); |
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118 |
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119 my $total = $memd1->stats()->{total}->{total_connections}; |
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120 |
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121 like(http_get('/'), qr/SEE-THIS/, 'keepalive memcached request'); |
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122 like(http_get('/notfound'), qr/404/, 'keepalive memcached not found'); |
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123 like(http_get('/next'), qr/404/, |
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124 'keepalive not found with memcached_next_upstream'); |
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125 like(http_get('/'), qr/SEE-THIS/, 'keepalive memcached request again'); |
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126 like(http_get('/'), qr/SEE-THIS/, 'keepalive memcached request again'); |
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127 like(http_get('/'), qr/SEE-THIS/, 'keepalive memcached request again'); |
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128 |
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129 is($memd1->stats()->{total}->{total_connections}, $total + 1, |
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130 'only one connection used'); |
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131 |
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132 # Since nginx doesn't read all data from connection in some situations (head |
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133 # requests, post_action, errors writing to client) we have to close such |
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134 # connections. Check if we really do close them. |
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135 |
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136 $total = $memd1->stats()->{total}->{total_connections}; |
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137 |
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138 unlike(http_head('/'), qr/SEE-THIS/, 'head request'); |
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139 like(http_get('/'), qr/SEE-THIS/, 'get after head'); |
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140 |
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141 is($memd1->stats()->{total}->{total_connections}, $total + 1, |
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142 'head request closes connection'); |
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143 |
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144 $total = $memd1->stats()->{total}->{total_connections}; |
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145 |
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146 unlike(http_head('/big'), qr/XXX/, 'big head'); |
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147 like(http_get('/'), qr/SEE-THIS/, 'get after big head'); |
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148 |
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149 is($memd1->stats()->{total}->{total_connections}, $total + 1, |
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150 'big head request closes connection'); |
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151 |
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152 # two backends with maximum number of cached connections set to 1, |
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153 # should establish new connection on each request |
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154 |
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155 $total = $memd1->stats()->{total}->{total_connections} + |
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156 $memd2->stats()->{total}->{total_connections}; |
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157 |
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158 http_get('/memd3'); |
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159 http_get('/memd3'); |
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160 http_get('/memd3'); |
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161 |
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162 is($memd1->stats()->{total}->{total_connections} + |
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163 $memd2->stats()->{total}->{total_connections}, $total + 3, |
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164 '3 connections should be established'); |
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165 |
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166 # two backends with maximum number of cached connections set to 10, |
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167 # should establish only two connections (1 per backend) |
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168 |
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169 $total = $memd1->stats()->{total}->{total_connections} + |
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170 $memd2->stats()->{total}->{total_connections}; |
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171 |
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172 http_get('/memd4'); |
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173 http_get('/memd4'); |
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174 http_get('/memd4'); |
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175 |
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176 is($memd1->stats()->{total}->{total_connections} + |
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177 $memd2->stats()->{total}->{total_connections}, $total + 2, |
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178 'connection per backend'); |
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179 |
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180 $t->stop(); |
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181 |
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182 like(`grep -F '[alert]' ${\($t->testdir())}/error.log`, qr/^$/s, 'no alerts'); |
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183 |
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184 ############################################################################### |