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nginx/nginx-tests/d39d107ec27c95d47f4501865a733867f3aac17d/./h2_server_push.t
blob: eee511b24713356088b76683478526a363d52d36 [file]
#!/usr/bin/perl
# (C) Sergey Kandaurov
# (C) Nginx, Inc.
# Tests for HTTP/2 server push.
###############################################################################
use warnings;
use strict;
use Test::More;
BEGIN { use FindBin; chdir($FindBin::Bin); }
use lib 'lib';
use Test::Nginx;
use Test::Nginx::HTTP2;
###############################################################################
select STDERR; $| = 1;
select STDOUT; $| = 1;
my $t = Test::Nginx->new()->has(qw/http http_v2 proxy rewrite gzip/)
->write_file_expand('nginx.conf', <<'EOF');
%%TEST_GLOBALS%%
daemon off;
events {
}
http {
%%TEST_GLOBALS_HTTP%%
server {
listen 127.0.0.1:8080 http2;
listen 127.0.0.1:8081;
server_name localhost;
location /prio {
http2_push /t1;
http2_push /t2;
return 204;
}
location /expl {
http2_push /push;
http2_push /push2;
location /expl/off {
http2_push off;
}
}
location /preload {
http2_push_preload on;
add_header Link "</push>; rel=preload";
add_header X-Link $sent_http_link;
return 200 SEE-THIS;
}
location /preload2 {
http2_push_preload on;
add_header Link "</push>; rel=preload"; # valid
add_header Link "</push2 >; rel=preload"; # valid
add_header Link "</push3>; rel=preloadX"; # not
add_header Link '</push4>; rel="preload"'; # valid
add_header Link '</push5>; rel="preloadX"'; # not
add_header Link "</push6>; rel=preload; nopush"; # not
add_header Link '</push7>; rel="foo"'; # not
add_header Link '</push7>; rel="foo preload"'; # valid
return 200 SEE-THIS;
}
location /preload/many {
http2_push_preload on;
add_header Link "</push>; rel=preload, </push2>; rel=preload";
add_header Link "</push3>, </push4>; rel=preload";
return 200 SEE-THIS;
}
location /preload/proxy {
http2_push_preload on;
proxy_pass http://127.0.0.1:8081/proxied;
}
location /proxied {
add_header Link "</push>; rel=preload";
add_header Link "</push2>; rel=preload";
return 200 SEE-THIS;
}
location /both {
http2_push /push;
http2_push_preload on;
add_header Link "</push>; rel=preload";
return 200 SEE-THIS;
}
location /arg {
http2_push $arg_push;
return 204;
}
location /push {
return 200 PROMISED;
}
location /gzip.html {
gzip on;
gzip_min_length 0;
return 200 PROMISED;
}
}
server {
listen 127.0.0.1:8082 http2;
server_name max_pushes;
http2_max_concurrent_pushes 2;
http2_push /push;
http2_push /push;
http2_push /push;
}
}
EOF
$t->write_file('t1', join('', map { sprintf "X%04dXXX", $_ } (1 .. 8202)));
$t->write_file('t2', 'SEE-THIS');
$t->write_file('explf', join('', map { sprintf "X%06dXXX", $_ } (1 .. 6553)));
$t->try_run('no http2_push')->plan(41);
###############################################################################
# preload & format
my $s = Test::Nginx::HTTP2->new();
my $sid = $s->new_stream({ path => '/preload' });
my $frames = $s->read(all => [{ sid => 1, fin => 1 }, { sid => 2, fin => 1 }]);
my ($frame) = grep { $_->{type} eq "PUSH_PROMISE" } @$frames;
ok($frame, 'push promise');
is($frame->{headers}->{':authority'}, 'localhost', 'authority');
is($frame->{headers}->{':scheme'}, 'http', 'scheme');
is($frame->{headers}->{':method'}, 'GET', 'method');
is($frame->{headers}->{':path'}, '/push', 'path');
is($frame->{flags}, 4, 'flags');
is($frame->{promised}, 2, 'promised stream');
($frame) = grep { $_->{type} eq "DATA" && $_->{sid} eq 2 } @$frames;
is($frame->{data}, 'PROMISED', 'promised stream payload');
($frame) = grep { $_->{type} eq "HEADERS" && $_->{sid} eq $sid } @$frames;
is($frame->{headers}->{'x-link'}, '</push>; rel=preload', 'sent_http_link');
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/preload2' });
$frames = $s->read(all => [{ sid => 8, fin => 1 }], wait => 0.5);
is(grep({ $_->{type} eq "PUSH_PROMISE" } @$frames), 4, 'preload 2');
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/preload/many' });
$frames = $s->read(all => [{ sid => 8, fin => 1 }], wait => 0.5);
is(grep({ $_->{type} eq "PUSH_PROMISE" } @$frames), 3, 'preload many');
# preload proxy
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/preload/proxy' });
$frames = $s->read(all => [{ sid => 8, fin => 1 }], wait => 0.5);
is(grep({ $_->{type} eq "PUSH_PROMISE" } @$frames), 2, 'preload proxy');
# both h2_push & preload
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/both' });
$frames = $s->read(all => [{ sid => 8, fin => 1 }], wait => 0.5);
is(grep({ $_->{type} eq "PUSH_PROMISE" } @$frames), 2, 'h2_push and preload');
# h2_push
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/expl' });
$frames = $s->read(all => [{ sid => 1, fin => 1 }, { sid => 2, fin => 1 }]);
($frame) = grep { $_->{type} eq "PUSH_PROMISE" } @$frames;
ok($frame, 'h2_push only');
# h2_push off
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/expl/off' });
$frames = $s->read(all => [{ type => 'PUSH_PROMISE' }], wait => 0.2);
($frame) = grep { $_->{type} eq "PUSH_PROMISE" } @$frames;
ok(!$frame, 'h2_push off');
# h2_push $var
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/arg?push=/push' });
$frames = $s->read(all => [{ type => 'PUSH_PROMISE' }], wait => 0.2);
($frame) = grep { $_->{type} eq "PUSH_PROMISE" } @$frames;
ok($frame, 'h2_push variable');
$sid = $s->new_stream({ path => '/arg?push=' });
$frames = $s->read(all => [{ type => 'PUSH_PROMISE' }], wait => 0.2);
($frame) = grep { $_->{type} eq "PUSH_PROMISE" } @$frames;
ok(!$frame, 'h2_push variable empty');
$sid = $s->new_stream({ path => '/arg?push=off' });
$frames = $s->read(all => [{ type => 'PUSH_PROMISE' }], wait => 0.2);
($frame) = grep { $_->{type} eq "PUSH_PROMISE" } @$frames;
ok(!$frame, 'h2_push variable off');
$sid = $s->new_stream({ path => '/arg?push=foo' });
$frames = $s->read(all => [{ type => 'PUSH_PROMISE' }], wait => 0.2);
($frame) = grep { $_->{type} eq "PUSH_PROMISE" } @$frames;
ok(!$frame, 'h2_push variable relative path');
# SETTINGS_ENABLE_PUSH
$s = Test::Nginx::HTTP2->new();
$s->h2_settings(0, 0x2 => 0);
$sid = $s->new_stream({ path => '/expl' });
$frames = $s->read(all => [{ type => 'PUSH_PROMISE' }], wait => 0.2);
($frame) = grep { $_->{type} eq "PUSH_PROMISE" } @$frames;
ok(!$frame, 'push setting disabled');
$s->h2_settings(0, 0x2 => 1);
$sid = $s->new_stream({ path => '/expl' });
$frames = $s->read(all => [{ sid => $sid, fin => 1 }, { sid => 2, fin => 1 }]);
($frame) = grep { $_->{type} eq "PUSH_PROMISE" } @$frames;
ok($frame, 'push setting enabled');
$s->h2_settings(0, 0x2 => 42);
$frames = $s->read(all => [{ type => 'GOAWAY' }]);
($frame) = grep { $_->{type} =~ "GOAWAY" } @$frames;
is($frame->{'code'}, 1, 'push setting invalid - GOAWAY protocol error');
cmp_ok($frame->{'last_sid'}, '<', 5, 'push setting invalid - last sid');
# SETTINGS_MAX_CONCURRENT_STREAMS
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/expl' });
$frames = $s->read(all => [
{ sid => 1, fin => 1 },
{ sid => 2, fin => 1 },
{ sid => 4, fin => 1 }]);
is(grep({ $_->{type} eq "PUSH_PROMISE" } @$frames), 2, 'max pushes default');
$s = Test::Nginx::HTTP2->new();
$s->h2_settings(0, 0x3 => 1);
$sid = $s->new_stream({ path => '/expl' });
$frames = $s->read(all => [{ sid => 1, fin => 1 }, { sid => 2, fin => 1 }]);
is(grep({ $_->{type} eq "PUSH_PROMISE" } @$frames), 1, 'max pushes limited');
$s = Test::Nginx::HTTP2->new();
$s->h2_settings(0, 0x3 => 0);
$sid = $s->new_stream({ path => '/expl' });
$frames = $s->read(all => [{ type => 'PUSH_PROMISE' }], wait => 0.2);
is(grep({ $_->{type} eq "PUSH_PROMISE" } @$frames), 0, 'max pushes disabled');
TODO: {
local $TODO = 'not yet' if $t->read_file('nginx.conf') =~ /aio on/
or $t->read_file('nginx.conf') =~ /aio threads/;
# server push flow control & rst
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/explf' });
$frames = $s->read(all => [
{ sid => 1, fin => 1 },
{ sid => 2, length => 5 },
{ sid => 4, fin => 4 }]);
($frame) = grep { $_->{type} eq "DATA" && $_->{sid} == 2 } @$frames;
is($frame->{length}, 5, 'flow control - pushed stream limited');
is($frame->{flags}, 0, 'flow control - pushed stream flags');
($frame) = grep { $_->{type} eq "DATA" && $_->{sid} == 4 } @$frames;
ok(!$frame, 'flow control - no window for next stream');
# window update
$s->h2_window(2);
$frames = $s->read(all => [{ length => 2 }]);
($frame) = grep { $_->{type} eq "DATA" && $_->{sid} == 2 } @$frames;
is($frame->{length}, 2, 'window update');
# client refused stream
$s->h2_rst(4, 7);
$s->h2_window(2**16);
$frames = $s->read(all => [{ sid => 2, length => 1 }]);
push @$frames, @{ $s->read(all => [{ sid => 4, fin => 1 }], wait => 0.5) };
($frame) = grep { $_->{type} eq "DATA" && $_->{sid} == 2 } @$frames;
is($frame->{length}, 1, 'pushed response flow control');
is($frame->{flags}, 1, 'pushed response END_STREAM');
}
($frame) = grep { $_->{type} eq "DATA" && $_->{sid} == 4 } @$frames;
ok(!$frame, 'rst pushed stream');
TODO: {
local $TODO = 'not yet' if $t->read_file('nginx.conf') =~ /aio on/
or $t->read_file('nginx.conf') =~ /aio threads/;
# priority
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/prio' });
$frames = $s->read(all => [{ length => 2**16 - 1 }, { sid => 4, fin => 4 }]);
$s->h2_priority(16, 2, 4);
$s->h2_window(2**17, 2);
$s->h2_window(2**17, 4);
$s->h2_window(2**17);
$frames = $s->read(all => [{ sid => 2, fin => 1 }, { sid => 4, fin => 1 }]);
my @data = grep { $_->{type} eq "DATA" } @$frames;
is(join(' ', map { $_->{sid} } @data), "4 2", 'priority 1');
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ path => '/prio' });
$frames = $s->read(all => [{ length => 2**16 - 1 }, { sid => 4, fin => 4 }]);
$s->h2_priority(16, 4, 2);
$s->h2_window(2**17, 2);
$s->h2_window(2**17, 4);
$s->h2_window(2**17);
$frames = $s->read(all => [{ sid => 2, fin => 1 }, { sid => 4, fin => 1 }]);
@data = grep { $_->{type} eq "DATA" } @$frames;
is(join(' ', map { $_->{sid} } @data), "2 4", 'priority 2');
}
# http2_max_concurrent_pushes
$s = Test::Nginx::HTTP2->new(port(8082));
$sid = $s->new_stream({ headers => [
{ name => ':method', value => 'GET', mode => 0 },
{ name => ':scheme', value => 'http', mode => 0 },
{ name => ':path', value => '/', mode => 0 },
{ name => ':authority', value => 'max_pushes', mode => 1 }]});
$frames = $s->read(all => [{ sid => $sid, fin => 1 },
{ sid => 2, fin => 1 }, { sid => 4, fin => 1 }]);
push @$frames, @{ $s->read(all => [{ sid => 6, fin => 1 }], wait => 0.2) };
is(grep({ $_->{type} eq "PUSH_PROMISE" } @$frames), 2, 'http2 max pushes lim');
$s = Test::Nginx::HTTP2->new(port(8082));
$s->h2_settings(0, 0x3 => 1);
$sid = $s->new_stream({ headers => [
{ name => ':method', value => 'GET', mode => 0 },
{ name => ':scheme', value => 'http', mode => 0 },
{ name => ':path', value => '/', mode => 0 },
{ name => ':authority', value => 'max_pushes', mode => 1 }]});
$frames = $s->read(all => [{ sid => $sid, fin => 1 }, { sid => 2, fin => 1 }]);
push @$frames, @{ $s->read(all => [{ sid => 4, fin => 1 }], wait => 0.2) };
is(grep({ $_->{type} eq "PUSH_PROMISE" } @$frames), 1, 'http2 max pushes 2');
# missing request header ':authority'
$s = Test::Nginx::HTTP2->new(port(8082));
$sid = $s->new_stream({ headers => [
{ name => ':method', value => 'GET', mode => 0 },
{ name => ':scheme', value => 'http', mode => 0 },
{ name => ':path', value => '/', mode => 0 }]});
$frames = $s->read(all => [{ sid => $sid, fin => 1 }]);
($frame) = grep { $_->{type} eq "HEADERS" } @$frames;
is($frame->{headers}->{':status'}, 400, 'incomplete headers');
# gzip tests
$s = Test::Nginx::HTTP2->new();
$sid = $s->new_stream({ headers => [
{ name => ':method', value => 'GET', mode => 0 },
{ name => ':scheme', value => 'http', mode => 0 },
{ name => ':path', value => '/arg?push=/gzip.html' },
{ name => ':authority', value => 'localhost', mode => 1 },
{ name => 'accept-encoding', value => 'gzip' }]});
$frames = $s->read(all => [{ sid => 2, fin => 1 }]);
($frame) = grep { $_->{type} eq "PUSH_PROMISE" && $_->{sid} == $sid } @$frames;
is($frame->{headers}->{'accept-encoding'}, 'gzip', 'gzip - push promise');
($frame) = grep { $_->{type} eq "HEADERS" && $_->{sid} == 2 } @$frames;
is($frame->{headers}->{'content-encoding'}, 'gzip', 'gzip - headers');
($frame) = grep { $_->{type} eq "DATA" && $_->{sid} == 2 } @$frames;
gunzip_like($frame->{data}, qr/^PROMISED\Z/, 'gzip - response');
###############################################################################
sub gunzip_like {
my ($in, $re, $name) = @_;
SKIP: {
eval { require IO::Uncompress::Gunzip; };
Test::More::skip(
"IO::Uncompress::Gunzip not installed", 1) if $@;
my $out;
IO::Uncompress::Gunzip::gunzip(\$in => \$out);
if ($in =~ $re) {
fail($name);
return;
}
like($out, $re, $name);
}
}
###############################################################################