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|
#!/usr/bin/perl
# (C) Dmitry Volyntsev
# (C) Nginx, Inc.
# Tests for s.send() in stream njs module.
###############################################################################
use warnings;
use strict;
use Test::More;
BEGIN { use FindBin; chdir($FindBin::Bin); }
use lib 'lib';
use Test::Nginx;
use Test::Nginx::Stream qw/ stream /;
###############################################################################
select STDERR; $| = 1;
select STDOUT; $| = 1;
my $t = Test::Nginx->new()->has(qw/http stream/)
->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;
}
}
}
stream {
%%TEST_GLOBALS_STREAM%%
js_import test.js;
server {
listen 127.0.0.1:8081;
js_filter test.filter;
proxy_pass 127.0.0.1:8090;
}
server {
listen 127.0.0.1:8082;
js_filter test.filter_direct;
proxy_pass 127.0.0.1:8090;
}
}
EOF
$t->write_file('test.js', <<EOF);
function test_njs(r) {
r.return(200, njs.version);
}
function filter(s) {
s.on("upload", async (data, flags) => {
s.send("__HANDSHAKE__", flags);
const p = new Promise((resolve, reject) => {
s.on("download", (data, flags) => {
s.off("download");
resolve(data);
});
});
s.off("upload");
const handshakeResponse = await p;
if (handshakeResponse != '__HANDSHAKE_RESPONSE__') {
throw `Handshake failed: \${handshakeResponse}`;
}
s.send(data, flags);
});
}
function filter_direct(s) {
s.on("upload", async (data, flags) => {
s.sendUpstream("__HANDSHAKE__", flags);
const p = new Promise((resolve, reject) => {
s.on("download", (data, flags) => {
s.off("download");
resolve(data);
});
});
s.off("upload");
const handshakeResponse = await p;
if (handshakeResponse != '__HANDSHAKE_RESPONSE__') {
throw `Handshake failed: \${handshakeResponse}`;
}
s.sendDownstream('xxx', flags);
s.sendUpstream(data, flags);
});
}
export default {njs:test_njs, filter, filter_direct};
EOF
$t->run_daemon(\&stream_daemon, port(8090));
$t->try_run('no stream njs available')->plan(2);
$t->waitforsocket('127.0.0.1:' . port(8090));
###############################################################################
is(stream('127.0.0.1:' . port(8081))->io('abc'), 'ABC',
'async filter');;
is(stream('127.0.0.1:' . port(8082))->io('abc'), 'xxxABC',
'async filter direct');
$t->stop();
###############################################################################
sub stream_daemon {
my $server = IO::Socket::INET->new(
Proto => 'tcp',
LocalAddr => '127.0.0.1:' . port(8090),
Listen => 5,
Reuse => 1
)
or die "Can't create listening socket: $!\n";
local $SIG{PIPE} = 'IGNORE';
while (my $client = $server->accept()) {
$client->autoflush(1);
log2c("(new connection $client)");
$client->sysread(my $buffer, 65536) or next;
log2i("$client $buffer");
if ($buffer ne "__HANDSHAKE__") {
$buffer = "__HANDSHAKE_INVALID__";
log2o("$client $buffer");
$client->syswrite($buffer);
close $client;
}
$buffer = "__HANDSHAKE_RESPONSE__";
log2o("$client $buffer");
$client->syswrite($buffer);
$client->sysread($buffer, 65536) or next;
$buffer = uc($buffer);
log2o("$client $buffer");
$client->syswrite($buffer);
close $client;
}
}
sub log2i { Test::Nginx::log_core('|| <<', @_); }
sub log2o { Test::Nginx::log_core('|| >>', @_); }
sub log2c { Test::Nginx::log_core('||', @_); }
###############################################################################
|
