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comparison grpc_next_upstream.t @ 1311:4979af9fd905

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Tests: grpc request buffering and next upstream tests.
author Sergey Kandaurov <pluknet@nginx.com>
date Thu, 29 Mar 2018 18:35:02 +0300
parents proxy_next_upstream.t@882267679006
children 97c8280de681
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1310:3882f8f3b2bc 1311:4979af9fd905
1 #!/usr/bin/perl
2
3 # (C) Maxim Dounin
4 # (C) Sergey Kandaurov
5 # (C) Nginx, Inc.
6
7 # Tests for grpc module, grpc_next_upstream directive.
8
9 ###############################################################################
10
11 use warnings;
12 use strict;
13
14 use Test::More;
15
16 BEGIN { use FindBin; chdir($FindBin::Bin); }
17
18 use lib 'lib';
19 use Test::Nginx;
20
21 ###############################################################################
22
23 select STDERR; $| = 1;
24 select STDOUT; $| = 1;
25
26 my $t = Test::Nginx->new()->has(qw/http http_v2 grpc rewrite/);
27
28 $t->write_file_expand('nginx.conf', <<'EOF');
29
30 %%TEST_GLOBALS%%
31
32 daemon off;
33
34 events {
35 }
36
37 http {
38 %%TEST_GLOBALS_HTTP%%
39
40 upstream u {
41 server 127.0.0.1:8081 max_fails=2;
42 server 127.0.0.1:8082;
43 }
44
45 upstream u2 {
46 server 127.0.0.1:8081;
47 server 127.0.0.1:8082;
48 }
49
50 server {
51 listen 127.0.0.1:8080;
52 server_name localhost;
53
54 location / {
55 grpc_pass u;
56 grpc_next_upstream http_500 http_404 invalid_header;
57 }
58
59 location /all/ {
60 grpc_pass u2;
61 grpc_next_upstream http_500 http_404;
62 error_page 404 /all/404;
63 grpc_intercept_errors on;
64 }
65
66 location /all/404 {
67 return 200 "$upstream_addr\n";
68 }
69 }
70
71 server {
72 listen 127.0.0.1:8081 http2;
73 server_name localhost;
74
75 location / {
76 return 404;
77 }
78 location /ok {
79 return 200 "AND-THIS\n";
80 }
81 location /500 {
82 return 500;
83 }
84 location /444 {
85 return 444;
86 }
87
88 location /all/ {
89 return 404;
90 }
91 }
92
93 server {
94 listen 127.0.0.1:8082 http2;
95 server_name localhost;
96
97 location / {
98 return 200 "TEST-OK-IF-YOU-SEE-THIS\n";
99 }
100
101 location /all/ {
102 return 404;
103 }
104 }
105 }
106
107 EOF
108
109 $t->try_run('no grpc')->plan(9);
110
111 ###############################################################################
112
113 my ($p1, $p2) = (port(8081), port(8082));
114
115 # check if both request fallback to a backend
116 # which returns valid response
117
118 like(http_get('/'), qr/SEE-THIS/, 'grpc request');
119 like(http_get('/'), qr/SEE-THIS/, 'second request');
120
121 # make sure backend isn't switched off after
122 # grpc_next_upstream http_404
123
124 like(http_get('/ok') . http_get('/ok'), qr/AND-THIS/, 'not down');
125
126 # next upstream on invalid_header
127
128 like(http_get('/444'), qr/SEE-THIS/, 'request 444');
129 like(http_get('/444'), qr/SEE-THIS/, 'request 444 second');
130
131 # next upstream on http_500
132
133 like(http_get('/500'), qr/SEE-THIS/, 'request 500');
134 like(http_get('/500'), qr/SEE-THIS/, 'request 500 second');
135
136 # make sure backend switched off with http_500
137
138 unlike(http_get('/ok') . http_get('/ok'), qr/AND-THIS/, 'down after 500');
139
140 # make sure all backends are tried once
141
142 like(http_get('/all/rr'),
143 qr/^127.0.0.1:($p1, 127.0.0.1:$p2|$p2, 127.0.0.1:$p1)$/mi,
144 'all tried once');
145
146 ###############################################################################