Mercurial > hg > nginx-tests
annotate limit_rate.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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rev | line source |
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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 limit_rate and limit_rate_after 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 plan(skip_all => 'win32') if $^O eq 'MSWin32'; |
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26 |
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27 my $t = Test::Nginx->new()->has(qw/http proxy/); |
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28 |
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29 $t->write_file_expand('nginx.conf', <<'EOF'); |
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30 |
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31 %%TEST_GLOBALS%% |
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32 |
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33 daemon off; |
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34 |
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35 events { |
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36 } |
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37 |
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38 http { |
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39 %%TEST_GLOBALS_HTTP%% |
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40 |
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41 log_format test escape=none $uri:$arg_a$arg_xal:$upstream_response_time; |
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42 |
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43 server { |
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44 listen 127.0.0.1:8080; |
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45 server_name localhost; |
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46 |
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47 location / { |
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48 proxy_pass http://127.0.0.1:8081; |
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49 access_log %%TESTDIR%%/test.log test; |
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50 } |
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51 } |
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52 |
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53 server { |
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54 listen 127.0.0.1:8081; |
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55 server_name localhost; |
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56 |
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57 limit_rate 12k; |
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58 limit_rate_after 256; |
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59 |
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60 location /data { |
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61 add_header X-Accel-Redirect $arg_xar; |
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62 add_header X-Accel-Limit-Rate $arg_xal; |
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63 } |
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64 |
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65 location /redirect { |
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66 limit_rate 0; |
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67 alias %%TESTDIR%%/data; |
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68 } |
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69 |
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70 location /var { |
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71 alias %%TESTDIR%%/data; |
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72 limit_rate $arg_l; |
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73 limit_rate_after $arg_a; |
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74 } |
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75 |
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76 location /proxy/ { |
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77 proxy_pass http://127.0.0.1:8081/; |
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78 } |
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79 } |
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80 } |
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81 |
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82 EOF |
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83 |
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84 $t->write_file('data', 'X' x 30000); |
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85 $t->run()->plan(7); |
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86 |
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87 ############################################################################### |
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88 |
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89 # NB: response time may be 1s less, if timer is scheduled on upper half second |
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90 |
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91 like(http_get('/data'), qr/^(XXXXXXXXXX){3000}\x0d?\x0a?$/m, 'response body'); |
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92 like($t->read_file('test.log'), qr/data::[12]/, 'limit_rate'); |
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93 |
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94 # /proxy -> /redirect |
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95 # before 1.17.0, limit was set once in ngx_http_update_location_config() |
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96 |
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97 http_get('/proxy/data?xar=/redirect'); |
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98 like($t->read_file('test.log'), qr!proxy/data::0!, 'X-Accel-Redirect'); |
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99 |
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100 # X-Accel-Limit-Rate has higher precedence |
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101 |
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102 http_get('/proxy/data?xar=/redirect&xal=13000'); |
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103 like($t->read_file('test.log'), qr!roxy/data:13000:[12]!, 'X-Accel-Limit-Rate'); |
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104 |
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105 http_get('/var?l=12k&a=256'); |
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106 like($t->read_file('test.log'), qr/var:256:[12]/, 'variable'); |
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107 |
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108 http_get('/var?l=12k&a=40k'); |
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109 like($t->read_file('test.log'), qr/var:40k:0/, 'variable after'); |
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110 |
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111 http_get('/var'); |
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112 like($t->read_file('test.log'), qr/var::0/, 'variables unset'); |
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113 |
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