1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
#!/usr/bin/perl
# Tests for ModSecurity over the http proxy module.
###############################################################################
use warnings;
use strict;
use Test::More;
BEGIN { use FindBin; chdir($FindBin::Bin); }
use lib 'lib';
use Test::Nginx;
###############################################################################
select STDERR; $| = 1;
select STDOUT; $| = 1;
my $t = Test::Nginx->new()->has(qw/http proxy/)->plan(23);
$t->write_file_expand('nginx.conf', <<'EOF');
%%TEST_GLOBALS%%
daemon off;
events {
}
http {
%%TEST_GLOBALS_HTTP%%
server {
listen 127.0.0.1:8080;
server_name localhost;
location / {
proxy_pass http://127.0.0.1:8081;
proxy_read_timeout 1s;
}
location /phase1 {
modsecurity on;
modsecurity_rules '
SecRuleEngine On
SecDefaultAction "phase:1,log,deny,status:403"
SecRule ARGS "@streq redirect301" "id:1,phase:1,status:301,redirect:http://www.modsecurity.org"
SecRule ARGS "@streq redirect302" "id:2,phase:1,status:302,redirect:http://www.modsecurity.org"
SecRule ARGS "@streq block401" "id:3,phase:1,status:401,block"
SecRule ARGS "@streq block403" "id:4,phase:1,status:403,block"
';
proxy_pass http://127.0.0.1:8081;
proxy_read_timeout 1s;
}
location /phase2 {
modsecurity on;
modsecurity_rules '
SecRuleEngine On
SecDefaultAction "phase:2,log,deny,status:403"
SecRule ARGS "@streq redirect301" "id:1,phase:2,status:301,redirect:http://www.modsecurity.org"
SecRule ARGS "@streq redirect302" "id:2,phase:2,status:302,redirect:http://www.modsecurity.org"
SecRule ARGS "@streq block401" "id:3,phase:2,status:401,block"
SecRule ARGS "@streq block403" "id:4,phase:2,status:403,block"
';
proxy_pass http://127.0.0.1:8081;
proxy_read_timeout 1s;
}
location /phase3 {
modsecurity on;
modsecurity_rules '
SecRuleEngine On
SecDefaultAction "phase:3,log,deny,status:403"
SecRule ARGS "@streq redirect301" "id:1,phase:3,status:301,redirect:http://www.modsecurity.org"
SecRule ARGS "@streq redirect302" "id:2,phase:3,status:302,redirect:http://www.modsecurity.org"
SecRule ARGS "@streq block401" "id:3,phase:3,status:401,block"
SecRule ARGS "@streq block403" "id:4,phase:3,status:403,block"
';
proxy_pass http://127.0.0.1:8081;
proxy_read_timeout 1s;
}
location /phase4 {
modsecurity on;
modsecurity_rules '
SecRuleEngine On
SecResponseBodyAccess On
SecDefaultAction "phase:4,log,deny,status:403"
SecRule ARGS "@streq redirect301" "id:1,phase:4,status:301,redirect:http://www.modsecurity.org"
SecRule ARGS "@streq redirect302" "id:2,phase:4,status:302,redirect:http://www.modsecurity.org"
SecRule ARGS "@streq block401" "id:3,phase:4,status:401,block"
SecRule ARGS "@streq block403" "id:4,phase:4,status:403,block"
';
proxy_pass http://127.0.0.1:8081;
proxy_read_timeout 1s;
}
}
}
EOF
$t->todo_alerts();
$t->run_daemon(\&http_daemon);
$t->run()->waitforsocket('127.0.0.1:' . port(8081));
###############################################################################
like(http_get('/'), qr/SEE-THIS/, 'proxy request');
like(http_get('/multi'), qr/AND-THIS/, 'proxy request with multiple packets');
unlike(http_head('/'), qr/SEE-THIS/, 'proxy head request');
# Redirect (302)
like(http_get('/phase1?what=redirect302'), qr/^HTTP.*302/, 'redirect 302 - phase 1');
like(http_get('/phase2?what=redirect302'), qr/^HTTP.*302/, 'redirect 302 - phase 2');
like(http_get('/phase3?what=redirect302'), qr/^HTTP.*302/, 'redirect 302 - phase 3');
is(http_get('/phase4?what=redirect302'), '', 'redirect 302 - phase 4');
# Redirect (301)
like(http_get('/phase1?what=redirect301'), qr/^HTTP.*301/, 'redirect 301 - phase 1');
like(http_get('/phase2?what=redirect301'), qr/^HTTP.*301/, 'redirect 301 - phase 2');
like(http_get('/phase3?what=redirect301'), qr/^HTTP.*301/, 'redirect 301 - phase 3');
is(http_get('/phase4?what=redirect301'), '', 'redirect 301 - phase 4');
# Block (401)
like(http_get('/phase1?what=block401'), qr/^HTTP.*401/, 'block 401 - phase 1');
like(http_get('/phase2?what=block401'), qr/^HTTP.*401/, 'block 401 - phase 2');
like(http_get('/phase3?what=block401'), qr/^HTTP.*401/, 'block 401 - phase 3');
is(http_get('/phase4?what=block401'), '', 'block 401 - phase 4');
# Block (403)
like(http_get('/phase1?what=block403'), qr/^HTTP.*403/, 'block 403 - phase 1');
like(http_get('/phase2?what=block403'), qr/^HTTP.*403/, 'block 403 - phase 2');
like(http_get('/phase3?what=block403'), qr/^HTTP.*403/, 'block 403 - phase 3');
is(http_get('/phase4?what=block403'), '', 'block 403 - phase 4');
# Nothing to detect
like(http_get('/phase1?what=nothing'), qr/phase1\?what=nothing\' not found/, 'nothing phase 1');
like(http_get('/phase2?what=nothing'), qr/phase2\?what=nothing\' not found/, 'nothing phase 2');
like(http_get('/phase3?what=nothing'), qr/phase3\?what=nothing\' not found/, 'nothing phase 3');
like(http_get('/phase4?what=nothing'), qr/phase4\?what=nothing\' not found/, 'nothing phase 4');
###############################################################################
sub http_daemon {
my $server = IO::Socket::INET->new(
Proto => 'tcp',
LocalHost => '127.0.0.1:' . port(8081),
Listen => 5,
Reuse => 1
)
or die "Can't create listening socket: $!\n";
local $SIG{PIPE} = 'IGNORE';
while (my $client = $server->accept()) {
$client->autoflush(1);
my $headers = '';
my $uri = '';
while (<$client>) {
$headers .= $_;
last if (/^\x0d?\x0a?$/);
}
$uri = $1 if $headers =~ /^\S+\s+([^ ]+)\s+HTTP/i;
if ($uri eq '/') {
print $client <<'EOF';
HTTP/1.1 200 OK
Connection: close
EOF
print $client "TEST-OK-IF-YOU-SEE-THIS"
unless $headers =~ /^HEAD/i;
} elsif ($uri eq '/multi') {
print $client <<"EOF";
HTTP/1.1 200 OK
Connection: close
TEST-OK-IF-YOU-SEE-THIS
EOF
select undef, undef, undef, 0.1;
print $client 'AND-THIS';
} else {
print $client <<"EOF";
HTTP/1.1 404 Not Found
Connection: close
Oops, '$uri' not found
EOF
}
close $client;
}
}
###############################################################################
|
