Mercurial > hg > nginx-tests
annotate upstream_keepalive.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 | 992044531283 |
children | 144c6ce732e4 |
rev | line source |
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Tests: upstream keepalive_requests and keepalive_timeout tests.
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1 #!/usr/bin/perl |
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2 |
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3 # (C) Sergey Kandaurov |
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4 # (C) Nginx, Inc. |
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5 |
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6 # Tests for upstream keepalive, keepalive_requests and keepalive_timeout. |
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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 proxy upstream_keepalive/) |
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26 ->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 http { |
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36 %%TEST_GLOBALS_HTTP%% |
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37 |
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38 upstream backend { |
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39 server 127.0.0.1:8081; |
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40 keepalive 1; |
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41 keepalive_requests 3; |
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42 keepalive_timeout 2s; |
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43 } |
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44 |
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45 server { |
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46 listen 127.0.0.1:8080; |
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47 server_name localhost; |
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48 |
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49 proxy_http_version 1.1; |
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50 proxy_set_header Connection $args; |
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51 |
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52 location / { |
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53 proxy_pass http://backend; |
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54 } |
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55 } |
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56 |
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57 server { |
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58 listen 127.0.0.1:8081; |
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59 server_name localhost; |
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60 |
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61 location / { |
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62 add_header X-Connection $connection; |
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63 } |
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64 } |
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65 } |
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66 |
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67 EOF |
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68 |
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69 $t->write_file('index.html', 'SEE-THIS'); |
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70 $t->try_run('no keepalive_requests')->plan(7); |
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71 |
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72 ############################################################################### |
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73 |
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74 my ($r, $n); |
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75 |
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76 # keepalive_requests |
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77 |
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78 like($r = http_get('/'), qr/SEE-THIS/, 'request'); |
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79 $r =~ m/X-Connection: (\d+)/; $n = $1; |
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80 like(http_get('/'), qr/X-Connection: $n.*SEE/ms, 'keepalive'); |
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81 like(http_get('/'), qr/X-Connection: $n.*SEE/ms, 'keepalive again'); |
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82 like(http_get('/'), qr/X-Connection: (?!$n).*SEE/ms, 'keepalive requests'); |
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83 http_get('/?close'); |
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84 |
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85 # keepalive_timeout |
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86 |
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87 like($r = http_get('/'), qr/SEE-THIS/, 'request timer'); |
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88 $r =~ m/X-Connection: (\d+)/; $n = $1; |
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89 like(http_get('/'), qr/X-Connection: $n.*SEE/ms, 'keepalive timer'); |
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90 select undef, undef, undef, 2.5; |
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91 like(http_get('/'), qr/X-Connection: (?!$n).*SEE/ms, 'keepalive timeout'); |
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92 |
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93 ############################################################################### |