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Tests: proxy_next_upstream non_idempotent tests.
author Maxim Dounin <mdounin@mdounin.ru>
date Mon, 28 Mar 2016 19:47:38 +0300
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886:af2cd0ba6ca7 887:5debefd670bc
1 #!/usr/bin/perl
2
3 # (C) Maxim Dounin
4 # (C) Nginx, Inc.
5
6 # Tests for proxy_next_upstream non_idempotent.
7
8 ###############################################################################
9
10 use warnings;
11 use strict;
12
13 use Test::More;
14
15 BEGIN { use FindBin; chdir($FindBin::Bin); }
16
17 use lib 'lib';
18 use Test::Nginx;
19
20 ###############################################################################
21
22 select STDERR; $| = 1;
23 select STDOUT; $| = 1;
24
25 my $t = Test::Nginx->new()->has(qw/http proxy rewrite upstream_keepalive/);
26
27 $t->write_file_expand('nginx.conf', <<'EOF');
28
29 %%TEST_GLOBALS%%
30
31 daemon off;
32
33 events {
34 }
35
36 http {
37 %%TEST_GLOBALS_HTTP%%
38
39 upstream u {
40 server 127.0.0.1:8081 max_fails=0;
41 server 127.0.0.1:8081 max_fails=0;
42 }
43
44 upstream uk {
45 server 127.0.0.1:8081 max_fails=0;
46 server 127.0.0.1:8081 max_fails=0;
47 keepalive 10;
48 }
49
50 server {
51 listen 127.0.0.1:8080;
52 server_name localhost;
53
54 add_header X-IP $upstream_addr always;
55
56 location / {
57 proxy_pass http://u;
58 proxy_next_upstream error timeout;
59 }
60
61 location /non {
62 proxy_pass http://u;
63 proxy_next_upstream error timeout non_idempotent;
64 }
65
66 location /keepalive {
67 proxy_pass http://uk;
68 proxy_next_upstream error timeout;
69 proxy_http_version 1.1;
70 proxy_set_header Connection "";
71 }
72 }
73
74 server {
75 listen 127.0.0.1:8081;
76 server_name localhost;
77
78 location / {
79 return 444;
80 }
81
82 location /keepalive/establish {
83 return 204;
84 }
85 }
86 }
87
88 EOF
89
90 $t->try_run('no proxy_next_upstream non_idempotent')->plan(6);
91
92 ###############################################################################
93
94 # non-idempotent requests should not be retried by default
95 # if a request has been sent to a backend
96
97 like(http_get('/'), qr/X-IP: (\S+), \1\x0d?$/m, 'get');
98 like(http_post('/'), qr/X-IP: (\S+)\x0d?$/m, 'post');
99
100 # with "proxy_next_upstream non_idempotent" there is no
101 # difference between idempotent and non-idempotent requests,
102 # non-idempotent requests are retried as usual
103
104 like(http_get('/non'), qr/X-IP: (\S+), \1\x0d?$/m, 'get non_idempotent');
105 like(http_post('/non'), qr/X-IP: (\S+), \1\x0d?$/m, 'post non_idempotent');
106
107 # cached connections follow the same rules
108
109 like(http_get('/keepalive/establish'), qr/204 No Content/m, 'keepalive');
110 like(http_post('/keepalive/drop'), qr/X-IP: (\S+)\x0d?$/m, 'keepalive post');
111
112 ###############################################################################
113
114 sub http_post {
115 my ($uri, %extra) = @_;
116 my $cl = $extra{cl} || 0;
117
118 http(<<"EOF");
119 POST $uri HTTP/1.0
120 Content-Length: $cl
121
122 EOF
123 }
124
125 ###############################################################################