Mercurial > hg > nginx-tests
annotate stream_limit_conn.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 | 196d33c2bb45 |
children | f3ba4c74de31 |
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) Nginx, Inc. |
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5 |
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6 # Tests for stream limit_conn module. |
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7 |
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8 ############################################################################### |
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9 |
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10 use warnings; |
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11 use strict; |
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12 |
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13 use Test::More; |
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14 |
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15 BEGIN { use FindBin; chdir($FindBin::Bin); } |
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16 |
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17 use lib 'lib'; |
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18 use Test::Nginx; |
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19 |
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20 ############################################################################### |
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21 |
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22 select STDERR; $| = 1; |
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23 select STDOUT; $| = 1; |
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24 |
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25 my $t = Test::Nginx->new()->has(qw/http stream stream_limit_conn/) |
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26 ->plan(8)->write_file_expand('nginx.conf', <<'EOF'); |
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27 |
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28 %%TEST_GLOBALS%% |
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29 |
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30 daemon off; |
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31 |
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32 events { |
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33 } |
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34 |
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35 stream { |
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36 limit_conn_zone $binary_remote_addr zone=zone:1m; |
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37 limit_conn_zone $binary_remote_addr zone=zone2:1m; |
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38 |
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39 server { |
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40 listen 127.0.0.1:8080; |
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41 proxy_pass 127.0.0.1:8084; |
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42 limit_conn zone 1; |
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43 } |
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44 |
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45 server { |
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46 listen 127.0.0.1:8085; |
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47 proxy_pass 127.0.0.1:8084; |
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48 limit_conn zone 5; |
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49 } |
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50 |
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51 server { |
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52 listen 127.0.0.1:8081; |
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53 proxy_pass 127.0.0.1:8084; |
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54 limit_conn zone2 1; |
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55 } |
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56 |
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57 server { |
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58 listen 127.0.0.1:8082; |
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59 proxy_pass 127.0.0.1:8080; |
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60 limit_conn zone2 1; |
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61 } |
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62 |
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63 server { |
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64 listen 127.0.0.1:8083; |
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65 proxy_pass 127.0.0.1:8080; |
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66 limit_conn zone 1; |
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67 } |
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68 } |
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69 |
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70 http { |
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71 %%TEST_GLOBALS_HTTP%% |
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72 |
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73 server { |
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74 listen 127.0.0.1:8084; |
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75 server_name localhost; |
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76 |
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77 location / { } |
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78 } |
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79 } |
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80 |
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81 EOF |
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82 |
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83 $t->write_file('index.html', ''); |
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84 $t->run(); |
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85 |
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86 ############################################################################### |
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87 |
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88 like(get(), qr/200 OK/, 'passed'); |
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89 |
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90 # same and other zones |
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91 |
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92 my $s = http(<<EOF, start => 1, sleep => 0.2); |
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93 GET / HTTP/1.0 |
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94 EOF |
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95 |
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96 ok($s, 'long connection'); |
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97 |
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98 is(get(), undef, 'rejected same zone'); |
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99 like(get('127.0.0.1:' . port(8081)), qr/200 OK/, 'passed different zone'); |
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100 like(get('127.0.0.1:' . port(8085)), qr/200 OK/, 'passed same zone unlimited'); |
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101 |
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102 ok(http(<<EOF, socket => $s), 'long connection closed'); |
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103 Host: localhost |
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104 |
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105 EOF |
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106 |
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107 # zones proxy chain |
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108 |
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109 like(get('127.0.0.1:' . port(8082)), qr/200 OK/, 'passed proxy'); |
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110 is(get('127.0.0.1:' . port(8083)), undef, 'rejected proxy'); |
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111 |
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112 ############################################################################### |
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113 |
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114 sub get { |
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115 my $peer = shift; |
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116 |
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117 my $r = http_get('/', socket => getconn($peer)); |
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118 if (!$r) { |
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119 $r = undef; |
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120 } |
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121 |
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122 return $r; |
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123 } |
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124 |
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125 sub getconn { |
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126 my $peer = shift; |
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127 my $s = IO::Socket::INET->new( |
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128 Proto => 'tcp', |
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129 PeerAddr => $peer || '127.0.0.1:' . port(8080) |
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130 ) |
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131 or die "Can't connect to nginx: $!\n"; |
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132 |
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133 return $s; |
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Andrey Zelenkov <zelenkov@nginx.com>
parents:
diff
changeset
|
134 } |
58a67c40a761
Tests: stream limit conn tests.
Andrey Zelenkov <zelenkov@nginx.com>
parents:
diff
changeset
|
135 |
58a67c40a761
Tests: stream limit conn tests.
Andrey Zelenkov <zelenkov@nginx.com>
parents:
diff
changeset
|
136 ############################################################################### |