Mercurial > hg > nginx-tests
annotate memcached_fake_extra.t @ 1825:3629eda94c1b
Tests: handling of EWOULDBLOCK from sysread() with IO::Socket::SSL.
With IO::Socket::SSL, when select() reports that the socket is readable,
reading from it might still fail with EWOULDBLOCK, since no application
data is available in the socket. In particular, this might happen with
TLSv1.3 when a session ticket is received after the handshake. Fix is
to explicitly check for EWOULDBLOCK errors.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Tue, 21 Mar 2023 02:57:39 +0300 |
parents | 5ac6efbe5552 |
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Tests: tests for extra data and short responses.
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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) Nginx, Inc. |
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5 |
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6 # Test for memcached backend returning extra data after trailer. |
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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 use Socket qw/ CRLF /; |
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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 rewrite memcached/)->plan(1) |
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27 ->write_file_expand('nginx.conf', <<'EOF'); |
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28 |
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29 %%TEST_GLOBALS%% |
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30 |
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31 daemon off; |
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32 |
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33 events { |
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34 } |
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35 |
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36 http { |
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37 %%TEST_GLOBALS_HTTP%% |
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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 server_name localhost; |
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42 |
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43 location / { |
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44 set $memcached_key $uri; |
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45 memcached_pass 127.0.0.1:8081; |
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46 } |
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47 } |
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48 } |
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49 |
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50 EOF |
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51 |
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52 $t->run_daemon(\&memcached_fake_daemon); |
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53 $t->run(); |
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54 |
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55 $t->waitforsocket('127.0.0.1:' . port(8081)) |
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56 or die "Can't start fake memcached"; |
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57 |
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58 ############################################################################### |
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59 |
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60 like(http_get('/'), qr/SEE-THIS/, 'memcached data after trailer'); |
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61 |
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62 ############################################################################### |
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63 |
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64 sub memcached_fake_daemon { |
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65 my $server = IO::Socket::INET->new( |
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66 Proto => 'tcp', |
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67 LocalAddr => '127.0.0.1:' . port(8081), |
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68 Listen => 5, |
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69 Reuse => 1 |
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70 ) |
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71 or die "Can't create listening socket: $!\n"; |
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72 |
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73 local $SIG{PIPE} = 'IGNORE'; |
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74 |
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75 while (my $client = $server->accept()) { |
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76 $client->autoflush(1); |
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77 |
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78 while (<$client>) { |
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79 last if (/\x0d\x0a$/); |
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80 } |
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81 |
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82 print $client 'VALUE / 0 8' . CRLF; |
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83 print $client 'SEE-THIS' . CRLF . 'END' . CRLF |
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84 . "\0" . ("1" x 1024); |
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85 |
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86 select(undef, undef, undef, 0.2); |
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87 |
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88 print $client 'EXTRA' . CRLF; |
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89 close $client; |
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90 } |
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91 } |
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92 |
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93 ############################################################################### |