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changeset 1979:2d58bb10ff5d

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Tests: max_client_headers test.
author Maxim Dounin <mdounin@mdounin.ru>
date Fri, 24 May 2024 00:36:12 +0300
parents 79753dd514e6
children d732a96e05df
files h2_max_headers.t h3_max_headers.t http_max_headers.t
diffstat 3 files changed, 277 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
new file mode 100644
--- /dev/null
+++ b/h2_max_headers.t
@@ -0,0 +1,92 @@
+#!/usr/bin/perl
+
+# (C) Maxim Dounin
+
+# Tests for max_headers directive, HTTP/2.
+
+###############################################################################
+
+use warnings;
+use strict;
+
+use Test::More;
+use Socket qw/ CRLF /;
+
+BEGIN { use FindBin; chdir($FindBin::Bin); }
+
+use lib 'lib';
+use Test::Nginx;
+use Test::Nginx::HTTP2;
+
+###############################################################################
+
+select STDERR; $| = 1;
+select STDOUT; $| = 1;
+
+my $t = Test::Nginx->new()->has(qw/http http_v2 rewrite/);
+
+$t->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;
+
+        http2 on;
+        max_headers 5;
+
+        location / {
+            return 204;
+        }
+    }
+}
+
+EOF
+
+$t->try_run('no max_headers')->plan(3);
+
+###############################################################################
+
+like(get('/'), qr/ 204/, 'two headers');
+like(get('/', ('Foo: bar') x 3), qr/ 204/, 'five headers');
+like(get('/', ('Foo: bar') x 4), qr/ 400/, 'six headers rejected');
+
+###############################################################################
+
+sub get {
+	my ($url, @headers) = @_;
+
+	my $s = Test::Nginx::HTTP2->new();
+	my $sid = $s->new_stream({
+		headers => [
+			{ name => ':method', value => 'GET' },
+			{ name => ':scheme', value => 'http' },
+			{ name => ':path', value => $url },
+			{ name => ':authority', value => 'localhost' },
+			{ name => 'foo', value => 'bar', mode => 2 },
+			{ name => 'foo', value => 'bar', mode => 2 },
+			map {
+				my ($n, $v) = split /:/;
+				{ name => lc $n, value => $v, mode => 2 };
+			} @headers
+		]
+	});
+
+	my $frames = $s->read(all => [{ sid => $sid, fin => 1 }]);
+
+	my ($frame) = grep { $_->{type} eq "HEADERS" } @$frames;
+
+	return join("\n", map { "$_: " . $frame->{headers}->{$_}; }
+		keys %{$frame->{headers}});
+}
+
+###############################################################################
new file mode 100644
--- /dev/null
+++ b/h3_max_headers.t
@@ -0,0 +1,112 @@
+#!/usr/bin/perl
+
+# (C) Maxim Dounin
+
+# Tests for max_headers directive, HTTP/3.
+
+###############################################################################
+
+use warnings;
+use strict;
+
+use Test::More;
+use Socket qw/ CRLF /;
+
+BEGIN { use FindBin; chdir($FindBin::Bin); }
+
+use lib 'lib';
+use Test::Nginx;
+use Test::Nginx::HTTP3;
+
+###############################################################################
+
+select STDERR; $| = 1;
+select STDOUT; $| = 1;
+
+my $t = Test::Nginx->new()->has(qw/http http_v3 rewrite cryptx/);
+
+$t->write_file_expand('nginx.conf', <<'EOF');
+
+%%TEST_GLOBALS%%
+
+daemon off;
+
+events {
+}
+
+http {
+    %%TEST_GLOBALS_HTTP%%
+
+    ssl_certificate localhost.crt;
+    ssl_certificate_key localhost.key;
+
+    server {
+        listen       127.0.0.1:%%PORT_8980_UDP%% quic;
+        server_name  localhost;
+
+        max_headers 5;
+
+        location / {
+            return 204;
+        }
+    }
+}
+
+EOF
+
+$t->write_file('openssl.conf', <<EOF);
+[ req ]
+default_bits = 2048
+encrypt_key = no
+distinguished_name = req_distinguished_name
+[ req_distinguished_name ]
+EOF
+
+my $d = $t->testdir();
+
+foreach my $name ('localhost') {
+	system('openssl req -x509 -new '
+		. "-config $d/openssl.conf -subj /CN=$name/ "
+		. "-out $d/$name.crt -keyout $d/$name.key "
+		. ">>$d/openssl.out 2>&1") == 0
+		or die "Can't create certificate for $name: $!\n";
+}
+
+$t->try_run('no max_headers')->plan(3);
+
+###############################################################################
+
+like(get('/'), qr/ 204/, 'two headers');
+like(get('/', ('Foo: bar') x 3), qr/ 204/, 'five headers');
+like(get('/', ('Foo: bar') x 4), qr/ 400/, 'six headers rejected');
+
+###############################################################################
+
+sub get {
+	my ($url, @headers) = @_;
+
+	my $s = Test::Nginx::HTTP3->new();
+	my $sid = $s->new_stream({
+		headers => [
+			{ name => ':method', value => 'GET' },
+			{ name => ':scheme', value => 'http' },
+			{ name => ':path', value => $url },
+			{ name => ':authority', value => 'localhost' },
+			{ name => 'foo', value => 'bar' },
+			{ name => 'foo', value => 'bar' },
+			map {
+				my ($n, $v) = split /:/;
+				{ name => lc $n, value => $v };
+			} @headers
+		]
+	});
+
+	my $frames = $s->read(all => [{ sid => $sid, fin => 1 }]);
+
+	my ($frame) = grep { $_->{type} eq "HEADERS" } @$frames;
+
+	return join("\n", map { "$_: " . $frame->{headers}->{$_}; }
+		keys %{$frame->{headers}});
+}
+
+###############################################################################
new file mode 100644
--- /dev/null
+++ b/http_max_headers.t
@@ -0,0 +1,73 @@
+#!/usr/bin/perl
+
+# (C) Maxim Dounin
+
+# Tests for max_headers directive.
+
+###############################################################################
+
+use warnings;
+use strict;
+
+use Test::More;
+use Socket qw/ CRLF /;
+
+BEGIN { use FindBin; chdir($FindBin::Bin); }
+
+use lib 'lib';
+use Test::Nginx;
+
+###############################################################################
+
+select STDERR; $| = 1;
+select STDOUT; $| = 1;
+
+my $t = Test::Nginx->new()->has(qw/http rewrite/);
+
+$t->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;
+
+        max_headers 5;
+
+        location / {
+            return 204;
+        }
+    }
+}
+
+EOF
+
+$t->try_run('no max_headers')->plan(3);
+
+###############################################################################
+
+like(get('/'), qr/ 204/, 'two headers');
+like(get('/', ('Foo: bar') x 3), qr/ 204/, 'five headers');
+like(get('/', ('Foo: bar') x 4), qr/ 400/, 'six headers rejected');
+
+###############################################################################
+
+sub get {
+	my ($url, @headers) = @_;
+	return http(
+		"GET $url HTTP/1.1" . CRLF .
+		'Host: localhost' . CRLF .
+		'Connection: close' . CRLF .
+		join(CRLF, @headers) . CRLF . CRLF
+	);
+}
+
+###############################################################################