view sub_filter_multi2.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>
date Tue, 21 Mar 2023 02:57:39 +0300
parents 196d33c2bb45
children
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#!/usr/bin/perl

# (C) Dmitry Volyntsev
# (C) Nginx, Inc.

# Tests for sub filter with variables in search patterns.

###############################################################################

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 rewrite sub/)->plan(7)
	->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;

        sub_filter_types *;

        location /var/replacement {
            sub_filter_once off;
            sub_filter '${arg_a}' '${arg_a}+';
            sub_filter '${arg_b}' '${arg_b}-';
            return 200 $arg_c;
        }

        location /var/replacement2 {
            sub_filter_once off;
            sub_filter '${arg_a}A${arg_b}'  +;
            sub_filter '${arg_c}AA${arg_d}' -;
            return 200 $arg_e;
        }
    }

}

EOF

$t->run();

###############################################################################

like(http_get('/var/replacement?a=a&b=b&c=abXYaXbZ'),
	qr/a\+b-XYa\+Xb-Z/, 'complex');
like(http_get('/var/replacement?a=patt&b=abyz&c=pattabyzXYpattXabyzZpatt'),
	qr/patt\+abyz-XYpatt\+Xabyz-Zpatt\+/, 'complex 2');
like(http_get('/var/replacement?a=a&b=b&c=ABXYAXBZ'),
	qr/a\+b-XYa\+Xb-Z/, 'case insensivity');
like(http_get('/var/replacement?b=b&c=abXYaXbZ'),
	qr/ab-XYaXb-Z/, 'one search string is empty');
like(http_get('/var/replacement?c=abXYaXbZ'),
	qr/abXYaXbZ/, 'all search strings are empty');
like(http_get('/var/replacement2?a=aaa&b=bbb&c=yy&d=zz&e=AaaaAbbbZyyAAzzY'),
	qr/A\+Z-Y/, 'multiple variables');
like(http_get('/var/replacement2?b=bbb&c=yy&e=AAbbbZyyAAY'),
	qr/A\+Z-Y/, 'multiple variables 2');

###############################################################################