Mercurial > hg > nginx-tests
annotate upstream_keepalive.t @ 1983:c7315caf2110
Tests: optimized processing of large QUIC packets with padding.
Path MTU discovery packets might contain a lot of padding, and creating
a copy of the whole buffer for each PADDING frame, which is just one
byte with type 0, consumes lots of resources. This was seen to result
in flapping of at least h3_keepalive.t and h3_ssl_early_data.t tests.
Fix is to copy at most 8 bytes for parse_int() calls when parsing
frame types.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Mon, 03 Jun 2024 04:17:28 +0300 |
parents | 5ac6efbe5552 |
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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 directives. |
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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 upstream time { |
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46 server 127.0.0.1:8081; |
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47 keepalive 1; |
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48 keepalive_time 2s; |
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49 } |
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50 |
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51 server { |
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52 listen 127.0.0.1:8080; |
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53 server_name localhost; |
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54 |
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55 proxy_http_version 1.1; |
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56 proxy_set_header Connection $args; |
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57 |
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58 location / { |
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59 proxy_pass http://backend; |
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60 } |
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61 |
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62 location /time { |
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63 proxy_pass http://time/; |
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64 } |
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65 } |
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66 |
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67 server { |
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68 listen 127.0.0.1:8081; |
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69 server_name localhost; |
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70 |
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71 location / { |
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72 add_header X-Connection $connection; |
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73 } |
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74 } |
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75 } |
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76 |
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77 EOF |
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78 |
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79 $t->write_file('index.html', 'SEE-THIS'); |
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80 $t->run()->plan(11); |
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81 |
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82 ############################################################################### |
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83 |
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84 my ($r, $n, $m); |
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85 |
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86 # keepalive_requests |
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87 |
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88 like($r = http_get('/'), qr/SEE-THIS/, 'request'); |
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89 $r =~ m/X-Connection: (\d+)/; $n = $1; |
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90 like(http_get('/'), qr/X-Connection: $n.*SEE/ms, 'keepalive'); |
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91 like(http_get('/'), qr/X-Connection: $n.*SEE/ms, 'keepalive again'); |
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92 like(http_get('/'), qr/X-Connection: (?!$n).*SEE/ms, 'keepalive requests'); |
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93 http_get('/?close'); |
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94 |
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95 # keepalive_timeout, keepalive_time |
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96 |
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97 like($r = http_get('/'), qr/SEE-THIS/, 'request timer'); |
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98 $r =~ m/X-Connection: (\d+)/; $n = $1; |
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99 like($r = http_get('/time'), qr/SEE-THIS/, 'request time'); |
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100 $r =~ m/X-Connection: (\d+)/; $m = $1; |
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101 |
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102 like(http_get('/'), qr/X-Connection: $n.*SEE/ms, 'keepalive timer'); |
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103 like(http_get('/time'), qr/X-Connection: $m.*SEE/ms, 'keepalive time'); |
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104 |
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105 select undef, undef, undef, 2.5; |
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106 |
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107 like(http_get('/'), qr/X-Connection: (?!$n).*SEE/ms, 'keepalive timeout'); |
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108 like(http_get('/time'), qr/X-Connection: $m.*SEE/ms, 'keepalive time last'); |
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109 like(http_get('/time'), qr/X-Connection: (?!$m).*SEE/ms, 'keepalive time new'); |
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110 |
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111 ############################################################################### |