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|
#!/usr/bin/perl
# (C) Dmitry Volyntsev
# (C) Nginx, Inc.
# Tests for http njs module, body filter.
###############################################################################
use warnings;
use strict;
use Test::More;
use Socket qw/ CRLF IPPROTO_TCP TCP_NODELAY /;
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/)
->write_file_expand('nginx.conf', <<'EOF');
%%TEST_GLOBALS%%
daemon off;
events {
}
http {
%%TEST_GLOBALS_HTTP%%
js_import test.js;
server {
listen 127.0.0.1:8080;
server_name localhost;
location /njs {
js_content test.njs;
}
location /append {
js_header_filter test.clear_content_length;
js_body_filter test.append;
proxy_pass http://127.0.0.1:8081/source;
}
location /buffer_type {
js_body_filter test.buffer_type buffer_type=buffer;
proxy_pass http://127.0.0.1:8081/source;
}
location /buffer_type_nonutf8 {
js_body_filter test.buffer_type buffer_type=buffer;
proxy_pass http://127.0.0.1:8081/nonutf8_source;
}
location /forward {
js_body_filter test.forward buffer_type=string;
proxy_pass http://127.0.0.1:8081/source;
}
location /filter {
proxy_buffering off;
js_header_filter test.clear_content_length;
js_body_filter test.filter;
proxy_pass http://127.0.0.1:8081/source;
}
location /prepend {
js_header_filter test.clear_content_length;
js_body_filter test.prepend;
proxy_pass http://127.0.0.1:8081/source;
}
}
}
EOF
$t->write_file('test.js', <<EOF);
function test_njs(r) {
r.return(200, njs.version);
}
function append(r, data, flags) {
r.sendBuffer(data, {last:false});
if (flags.last) {
r.sendBuffer("XXX", flags);
}
}
function clear_content_length(r) {
delete r.headersOut['Content-Length'];
}
var collect = Buffer.from([]);
function buffer_type(r, data, flags) {
collect = Buffer.concat([collect, data]);
if (flags.last) {
r.sendBuffer(collect, flags);
}
}
function filter(r, data, flags) {
if (flags.last || data.length >= Number(r.args.len)) {
r.sendBuffer(`\${data}#`, flags);
if (r.args.dup && !flags.last) {
r.sendBuffer(data, flags);
}
}
}
function forward(r, data, flags) {
r.sendBuffer(data, flags);
}
function prepend(r, data, flags) {
r.sendBuffer("XXX");
r.sendBuffer(data, flags);
r.done();
}
export default {njs: test_njs, append, buffer_type, filter, forward,
prepend, clear_content_length};
EOF
$t->try_run('no njs body filter')->plan(8);
$t->run_daemon(\&http_daemon, port(8081));
$t->waitforsocket('127.0.0.1:' . port(8081));
###############################################################################
like(http_get('/append'), qr/AAABBCDDDDXXX$/, 'append');
unlike(http_get('/append'), qr/Content-Length/, 'append no content-length');
like(http_get('/buffer_type'), qr/AAABBCDDDD$/, 'buffer type');
like(http_get('/buffer_type_nonutf8'), qr/\xaa\xaa\xbb\xcc\xdd\xdd$/,
'buffer type nonutf8');
like(http_get('/forward'), qr/AAABBCDDDD$/, 'forward');
like(http_get('/filter?len=3'), qr/AAA#DDDD##$/, 'filter 3');
like(http_get('/filter?len=2&dup=1'), qr/AAA#AAABB#BBDDDD#DDDD#$/,
'filter 2 dup');
like(http_get('/prepend'), qr/XXXAAABBCDDDD$/, 'prepend');
###############################################################################
sub http_daemon {
my $port = shift;
my $delay = shift || 0.05;
my $server = IO::Socket::INET->new(
Proto => 'tcp',
LocalAddr => '127.0.0.1:' . $port,
Listen => 5,
Reuse => 1
) or die "Can't create listening socket: $!\n";
local $SIG{PIPE} = 'IGNORE';
while (my $client = $server->accept()) {
$client->autoflush(1);
setsockopt($client, IPPROTO_TCP, TCP_NODELAY, 1)
or die "Can't set TCP_NODELAY: $!\n";
my $headers = '';
my $uri = '';
while (<$client>) {
$headers .= $_;
last if (/^\x0d?\x0a?$/);
}
$uri = $1 if $headers =~ /^\S+\s+([^ ]+)\s+HTTP/i;
$uri =~ s/\?.*//;
log2c("(new connection $client $uri)");
if ($uri eq '/source') {
print $client
"HTTP/1.1 200 OK" . CRLF .
"Content-Length: 10" . CRLF .
"Connection: close" . CRLF .
CRLF;
print $client "AAA";
select undef, undef, undef, $delay;
print $client "BB";
select undef, undef, undef, $delay;
print $client "C";
select undef, undef, undef, $delay;
print $client "DDDD";
} elsif ($uri eq '/nonutf8_source') {
print $client
"HTTP/1.1 200 OK" . CRLF .
"Content-Length: 6" . CRLF .
"Connection: close" . CRLF .
CRLF;
print $client "\xaa\xaa";
select undef, undef, undef, $delay;
print $client "\xbb";
select undef, undef, undef, $delay;
print $client "\xcc";
select undef, undef, undef, $delay;
print $client "\xdd\xdd";
} else {
print $client
"HTTP/1.1 404 Not Found" . CRLF .
"Connection: close" . CRLF .
CRLF;
}
$client->close();
}
}
sub log2c { Test::Nginx::log_core('||', @_); }
###############################################################################
|
