view http_server_name.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 882267679006
children
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#!/usr/bin/perl

# (C) Maxim Dounin
# (C) Andrey Zelenkov
# (C) Nginx, Inc.

# Tests for server_name selection.

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

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;

plan(skip_all => 'win32') if $^O eq 'MSWin32';

my $t = Test::Nginx->new()->has(qw/http rewrite/)->plan(20)
	->write_file_expand('nginx.conf', <<'EOF');

%%TEST_GLOBALS%%

daemon off;

events {
}

http {
    %%TEST_GLOBALS_HTTP%%

    server_names_hash_bucket_size 64;

    server {
        listen       127.0.0.1:8080;
        server_name  localhost;

        location / {
            add_header X-Server $server_name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  "";

        location / {
            add_header X-Server $server_name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  www.example.com;

        location / {
            add_header X-Server $server_name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  ~^EXAMPLE\.COM$;

        location / {
            add_header X-Server $server_name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  ~^(?P<name>.+)\Q.example.com\E$;

        location / {
            add_header X-Server $server_name;
            add_header X-Match  $name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  "~^(?P<name>www\p{N}+)\.example\.com$";

        location / {
            add_header X-Server $server_name;
            add_header X-Match  $name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  many.example.com many2.example.com;

        location / {
            add_header X-Server $server_name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  many3.example.com;
        server_name  many4.example.com;

        location / {
            add_header X-Server $server_name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  *.wc.example.com;

        location / {
            add_header X-Server $server_name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  *.pref.wc.example.com;

        location / {
            add_header X-Server $server_name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  wc2.example.*;

        location / {
            add_header X-Server $server_name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  wc2.example.com.*;

        location / {
            add_header X-Server $server_name;
        }
    }

    server {
        listen       127.0.0.1:8080;
        server_name  .dot.example.com;

        location / {
            add_header X-Server $server_name;
        }
    }
}

EOF

$t->write_file('index.html', '');
$t->run();

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

like(http_server('xxx'), qr/X-Server: localhost/, 'default');
unlike(http_server(), qr/X-Server/, 'empty');

like(http_server('www.example.com'), qr/\QX-Server: www.example.com/,
	'www.example.com');
like(http_server('WWW.EXAMPLE.COM'), qr/\QX-Server: www.example.com/,
	'www.example.com uppercase');

like(http_server('example.com'), qr/\QX-Server: ~^EXAMPLE\.COM$/,
	'example.com regex');
like(http_server('EXAMPLE.COM'), qr/\QX-Server: ~^EXAMPLE\.COM$/,
	'example.com regex uppercase');

like(http_server('blah.example.com'), qr/X-Match: blah/,
	'(P<name>.*).example.com named capture');
like(http_server('BLAH.EXAMPLE.COM'), qr/X-Match: blah/,
	'(P<name>.*).example.com named capture uppercase');

like(http_server('www01.example.com'), qr/X-Match: www01/,
	'\p{N} in named capture');
like(http_server('WWW01.EXAMPLE.COM'), qr/X-Match: www01/,
	'\p{N} in named capture uppercase');

like(http_server('many.example.com'), qr/\QX-Server: many.example.com/,
	'name row - first');
like(http_server('many2.example.com'), qr/\QX-Server: many.example.com/,
	'name row - second');

like(http_server('many3.example.com'), qr/\QX-Server: many3.example.com/,
	'name list - first');
like(http_server('many4.example.com'), qr/\QX-Server: many3.example.com/,
	'name list - second');

like(http_server('www.wc.example.com'),
	qr/\QX-Server: *.wc.example.com/, 'wildcard first');
like(http_server('www.pref.wc.example.com'),
	qr/\QX-Server: *.pref.wc.example.com/, 'wildcard first most specific');
like(http_server('wc2.example.net'),
	qr/\QX-Server: wc2.example.*/, 'wildcard last');
like(http_server('wc2.example.com.pref'),
	qr/\QX-Server: wc2.example.com.*/, 'wildcard last most specific');

like(http_server('www.dot.example.com'), qr/\QX-Server: dot.example.com/,
	'wildcard dot');
like(http_server('dot.example.com'), qr/\QX-Server: dot.example.com/,
	'wildcard dot empty');

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

sub http_server {
	my ($host) = @_;

	my $str = 'GET / HTTP/1.0' . CRLF .
		(defined $host ? "Host: $host" . CRLF : '') .
		CRLF;

	return http($str);
}

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