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|
#!/usr/bin/perl
# (C) Andrei Belov
# Tests for ModSecurity-nginx connector (configuration merge).
###############################################################################
use warnings;
use strict;
use Test::More;
use Socket qw/ CRLF /;
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/);
$t->write_file_expand('nginx.conf', <<'EOF');
%%TEST_GLOBALS%%
daemon off;
events {
}
http {
%%TEST_GLOBALS_HTTP%%
modsecurity on;
modsecurity_rules '
SecRuleEngine On
SecRequestBodyAccess On
SecRequestBodyLimit 128
SecRequestBodyLimitAction Reject
SecRule REQUEST_BODY "@rx BAD BODY" "id:11,phase:request,deny,log,status:403"
';
server {
listen 127.0.0.1:%%PORT_8080%%;
server_name localhost;
location / {
proxy_pass http://127.0.0.1:%%PORT_8081%%;
}
location /modsec-disabled {
modsecurity_rules '
SecRuleEngine Off
';
proxy_pass http://127.0.0.1:%%PORT_8081%%;
}
location /nobodyaccess {
modsecurity_rules '
SecRequestBodyAccess Off
';
proxy_pass http://127.0.0.1:%%PORT_8081%%;
}
location /bodylimitprocesspartial {
modsecurity_rules '
SecRequestBodyLimitAction ProcessPartial
';
proxy_pass http://127.0.0.1:%%PORT_8081%%;
}
location /bodylimitincreased {
modsecurity_rules '
SecRequestBodyLimit 512
';
proxy_pass http://127.0.0.1:%%PORT_8081%%;
}
location /server {
modsecurity off;
location /server/modsec-disabled {
proxy_pass http://127.0.0.1:%%PORT_8082%%;
}
location /server/nobodyaccess {
proxy_pass http://127.0.0.1:%%PORT_8083%%;
}
location /server/bodylimitprocesspartial {
proxy_pass http://127.0.0.1:%%PORT_8084%%;
}
location /server/bodylimitincreased {
proxy_pass http://127.0.0.1:%%PORT_8085%%;
}
}
}
server {
listen 127.0.0.1:%%PORT_8082%%;
modsecurity_rules '
SecRuleEngine Off
';
location / {
proxy_pass http://127.0.0.1:%%PORT_8081%%;
}
}
server {
listen 127.0.0.1:%%PORT_8083%%;
modsecurity_rules '
SecRequestBodyAccess Off
';
location / {
proxy_pass http://127.0.0.1:%%PORT_8081%%;
}
}
server {
listen 127.0.0.1:%%PORT_8084%%;
modsecurity_rules '
SecRequestBodyLimitAction ProcessPartial
';
location / {
proxy_pass http://127.0.0.1:%%PORT_8081%%;
}
}
server {
listen 127.0.0.1:%%PORT_8085%%;
modsecurity_rules '
SecRequestBodyLimit 512
';
location / {
proxy_pass http://127.0.0.1:%%PORT_8081%%;
}
}
}
EOF
$t->run_daemon(\&http_daemon);
$t->run()->waitforsocket('127.0.0.1:' . port(8081));
$t->plan(10);
###############################################################################
like(http_get_body('/', 'GOOD BODY'), qr/TEST-OK-IF-YOU-SEE-THIS/, "http level defaults, pass");
like(http_get_body('/', 'VERY BAD BODY'), qr/^HTTP.*403/, "http level defaults, block");
like(http_get_body('/modsec-disabled', 'VERY BAD BODY'), qr/TEST-OK-IF-YOU-SEE-THIS/, "location override for SecRuleEngine, pass");
like(http_get_body('/nobodyaccess', 'VERY BAD BODY'), qr/TEST-OK-IF-YOU-SEE-THIS/, "location override for SecRequestBodyAccess, pass");
like(http_get_body('/bodylimitprocesspartial', 'BODY' x 33), qr/TEST-OK-IF-YOU-SEE-THIS/, "location override for SecRequestBodyLimitAction, pass");
like(http_get_body('/bodylimitincreased', 'BODY' x 64), qr/TEST-OK-IF-YOU-SEE-THIS/, "location override for SecRequestBodyLimit, pass");
like(http_get_body('/server/modsec-disabled', 'VERY BAD BODY'), qr/TEST-OK-IF-YOU-SEE-THIS/, "server override for SecRuleEngine, pass");
like(http_get_body('/server/nobodyaccess', 'VERY BAD BODY'), qr/TEST-OK-IF-YOU-SEE-THIS/, "server override for SecRequestBodyAccess, pass");
like(http_get_body('/server/bodylimitprocesspartial', 'BODY' x 33), qr/TEST-OK-IF-YOU-SEE-THIS/, "server override for SecRequestBodyLimitAction, pass");
like(http_get_body('/server/bodylimitincreased', 'BODY' x 64), qr/TEST-OK-IF-YOU-SEE-THIS/, "server override for SecRequestBodyLimit, pass");
###############################################################################
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;
print $client <<'EOF';
HTTP/1.1 200 OK
Connection: close
EOF
print $client "TEST-OK-IF-YOU-SEE-THIS"
unless $headers =~ /^HEAD/i;
close $client;
}
}
sub http_get_body {
my $uri = shift;
my $last = pop;
return http( join '', (map {
my $body = $_;
"GET $uri HTTP/1.1" . CRLF
. "Host: localhost" . CRLF
. "Content-Length: " . (length $body) . CRLF . CRLF
. $body
} @_),
"GET $uri HTTP/1.1" . CRLF
. "Host: localhost" . CRLF
. "Connection: close" . CRLF
. "Content-Length: " . (length $last) . CRLF . CRLF
. $last
);
}
###############################################################################
|
