Mercurial > hg > nginx-tests
annotate grpc_next_upstream.t @ 1571:1b4ceab9cb1c
Tests: fixed ssl_certificate.t with LibreSSL client.
Net::SSLeay::connect() that manages TLS handshake could return unexpected
error when receiving server alert, as seen in server certificate tests if
it could not been selected. Typically, it returns the expected error -1,
but with certain libssl implementations it can be 0, as explained below.
The error is propagated from libssl's SSL_connect(), which is usually -1.
In modern OpenSSL versions, it is the default error code used in the state
machine returned when something went wrong with parsing TLS message header.
In versions up to OpenSSL 1.0.2, with SSLv23_method() used by default, -1
is the only error code in the ssl_connect() method implementation which is
used as well if receiving alert while parsing ServerHello. BoringSSL also
seems to return -1. But it is not so with LibreSSL that returns zero.
Previously, tests failed with client built with LibreSSL with SSLv3 removed.
Here, the error is propagated directly from ssl_read_bytes() method, which
is always implemented as ssl3_read_bytes() in all TLS methods. It could be
also seen with OpenSSL up to 1.0.2 with non-default methods explicitly set.
author | Sergey Kandaurov <pluknet@nginx.com> |
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date | Fri, 29 May 2020 23:10:20 +0300 |
parents | 97c8280de681 |
children | 236d038dc04a |
rev | line source |
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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 # (C) Sergey Kandaurov |
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5 # (C) Nginx, Inc. |
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6 |
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7 # Tests for grpc module, grpc_next_upstream directive. |
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8 |
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9 ############################################################################### |
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10 |
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11 use warnings; |
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12 use strict; |
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13 |
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14 use Test::More; |
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15 |
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16 BEGIN { use FindBin; chdir($FindBin::Bin); } |
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17 |
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18 use lib 'lib'; |
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19 use Test::Nginx; |
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20 |
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21 ############################################################################### |
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22 |
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23 select STDERR; $| = 1; |
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24 select STDOUT; $| = 1; |
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25 |
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26 my $t = Test::Nginx->new()->has(qw/http http_v2 grpc rewrite/)->plan(9); |
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27 |
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28 $t->write_file_expand('nginx.conf', <<'EOF'); |
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29 |
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30 %%TEST_GLOBALS%% |
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31 |
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32 daemon off; |
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33 |
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34 events { |
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35 } |
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36 |
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37 http { |
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38 %%TEST_GLOBALS_HTTP%% |
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39 |
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40 upstream u { |
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41 server 127.0.0.1:8081 max_fails=2; |
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42 server 127.0.0.1:8082; |
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43 } |
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44 |
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45 upstream u2 { |
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46 server 127.0.0.1:8081; |
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47 server 127.0.0.1:8082; |
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48 } |
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49 |
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50 server { |
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51 listen 127.0.0.1:8080; |
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52 server_name localhost; |
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53 |
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54 location / { |
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55 grpc_pass u; |
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56 grpc_next_upstream http_500 http_404 invalid_header; |
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57 } |
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58 |
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59 location /all/ { |
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60 grpc_pass u2; |
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61 grpc_next_upstream http_500 http_404; |
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62 error_page 404 /all/404; |
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63 grpc_intercept_errors on; |
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64 } |
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65 |
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66 location /all/404 { |
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67 return 200 "$upstream_addr\n"; |
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68 } |
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69 } |
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70 |
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71 server { |
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72 listen 127.0.0.1:8081 http2; |
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73 server_name localhost; |
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74 |
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75 location / { |
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76 return 404; |
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77 } |
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78 location /ok { |
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79 return 200 "AND-THIS\n"; |
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80 } |
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81 location /500 { |
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82 return 500; |
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83 } |
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84 location /444 { |
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85 return 444; |
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86 } |
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87 |
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88 location /all/ { |
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89 return 404; |
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90 } |
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91 } |
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92 |
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93 server { |
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94 listen 127.0.0.1:8082 http2; |
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95 server_name localhost; |
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96 |
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97 location / { |
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98 return 200 "TEST-OK-IF-YOU-SEE-THIS\n"; |
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99 } |
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100 |
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101 location /all/ { |
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102 return 404; |
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103 } |
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104 } |
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105 } |
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106 |
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107 EOF |
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108 |
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109 $t->run(); |
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110 |
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111 ############################################################################### |
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112 |
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113 my ($p1, $p2) = (port(8081), port(8082)); |
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114 |
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115 # check if both request fallback to a backend |
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116 # which returns valid response |
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117 |
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118 like(http_get('/'), qr/SEE-THIS/, 'grpc request'); |
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119 like(http_get('/'), qr/SEE-THIS/, 'second request'); |
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120 |
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121 # make sure backend isn't switched off after |
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122 # grpc_next_upstream http_404 |
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123 |
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124 like(http_get('/ok') . http_get('/ok'), qr/AND-THIS/, 'not down'); |
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125 |
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126 # next upstream on invalid_header |
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127 |
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128 like(http_get('/444'), qr/SEE-THIS/, 'request 444'); |
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129 like(http_get('/444'), qr/SEE-THIS/, 'request 444 second'); |
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130 |
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131 # next upstream on http_500 |
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132 |
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133 like(http_get('/500'), qr/SEE-THIS/, 'request 500'); |
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134 like(http_get('/500'), qr/SEE-THIS/, 'request 500 second'); |
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135 |
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136 # make sure backend switched off with http_500 |
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137 |
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138 unlike(http_get('/ok') . http_get('/ok'), qr/AND-THIS/, 'down after 500'); |
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139 |
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140 # make sure all backends are tried once |
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141 |
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142 like(http_get('/all/rr'), |
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143 qr/^127.0.0.1:($p1, 127.0.0.1:$p2|$p2, 127.0.0.1:$p1)$/mi, |
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144 'all tried once'); |
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145 |
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146 ############################################################################### |