%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2008-2013. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% %CopyrightEnd%
%%
%%
-module(ssl_npn_handshake_SUITE).
%% Note: This directive should only be used in test suites.
-compile(export_all).
-include_lib("common_test/include/ct.hrl").
%%--------------------------------------------------------------------
%% Common Test interface functions -----------------------------------
%%--------------------------------------------------------------------
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
[{group, 'tlsv1.2'},
{group, 'tlsv1.1'},
{group, 'tlsv1'},
{group, 'sslv3'}].
groups() ->
[
{'tlsv1.2', [], next_protocol_tests()},
{'tlsv1.1', [], next_protocol_tests()},
{'tlsv1', [], next_protocol_tests()},
{'sslv3', [], next_protocol_not_supported()}
].
next_protocol_tests() ->
[validate_empty_protocols_are_not_allowed,
validate_empty_advertisement_list_is_allowed,
validate_advertisement_must_be_a_binary_list,
validate_client_protocols_must_be_a_tuple,
normal_npn_handshake_server_preference,
normal_npn_handshake_client_preference,
fallback_npn_handshake,
fallback_npn_handshake_server_preference,
client_negotiate_server_does_not_support,
no_client_negotiate_but_server_supports_npn,
renegotiate_from_client_after_npn_handshake
].
next_protocol_not_supported() ->
[npn_not_supported_client,
npn_not_supported_server
].
init_per_suite(Config) ->
catch crypto:stop(),
try crypto:start() of
ok ->
application:start(public_key),
ssl:start(),
Result =
(catch make_certs:all(?config(data_dir, Config),
?config(priv_dir, Config))),
ct:print("Make certs ~p~n", [Result]),
ssl_test_lib:cert_options(Config)
catch _:_ ->
{skip, "Crypto did not start"}
end.
end_per_suite(_Config) ->
ssl:stop(),
application:stop(crypto).
init_per_group(GroupName, Config) ->
case ssl_test_lib:is_tls_version(GroupName) of
true ->
case ssl_test_lib:sufficient_crypto_support(GroupName) of
true ->
ssl_test_lib:init_tls_version(GroupName),
Config;
false ->
{skip, "Missing crypto support"}
end;
_ ->
ssl:start(),
Config
end.
end_per_group(_GroupName, Config) ->
Config.
%%--------------------------------------------------------------------
%% Test Cases --------------------------------------------------------
%%--------------------------------------------------------------------
validate_empty_protocols_are_not_allowed(Config) when is_list(Config) ->
{error, {options, {next_protocols_advertised, {invalid_protocol, <<>>}}}}
= (catch ssl:listen(9443,
[{next_protocols_advertised, [<<"foo/1">>, <<"">>]}])),
{error, {options, {client_preferred_next_protocols, {invalid_protocol, <<>>}}}}
= (catch ssl:connect({127,0,0,1}, 9443,
[{client_preferred_next_protocols,
{client, [<<"foo/1">>, <<"">>], <<"foox/1">>}}], infinity)),
Option = {client_preferred_next_protocols, {invalid_protocol, <<"">>}},
{error, {options, Option}} = (catch ssl:connect({127,0,0,1}, 9443, [Option], infinity)).
%--------------------------------------------------------------------------------
validate_empty_advertisement_list_is_allowed(Config) when is_list(Config) ->
Option = {next_protocols_advertised, []},
{ok, Socket} = ssl:listen(0, [Option]),
ssl:close(Socket).
%--------------------------------------------------------------------------------
validate_advertisement_must_be_a_binary_list(Config) when is_list(Config) ->
Option = {next_protocols_advertised, blah},
{error, {options, Option}} = (catch ssl:listen(9443, [Option])).
%--------------------------------------------------------------------------------
validate_client_protocols_must_be_a_tuple(Config) when is_list(Config) ->
Option = {client_preferred_next_protocols, [<<"foo/1">>]},
{error, {options, Option}} = (catch ssl:connect({127,0,0,1}, 9443, [Option])).
%--------------------------------------------------------------------------------
normal_npn_handshake_server_preference(Config) when is_list(Config) ->
run_npn_handshake(Config,
[{client_preferred_next_protocols,
{server, [<<"http/1.0">>, <<"http/1.1">>], <<"http/1.1">>}}],
[{next_protocols_advertised, [<<"spdy/2">>, <<"http/1.1">>, <<"http/1.0">>]}],
{ok, <<"http/1.1">>}).
%--------------------------------------------------------------------------------
normal_npn_handshake_client_preference(Config) when is_list(Config) ->
run_npn_handshake(Config,
[{client_preferred_next_protocols,
{client, [<<"http/1.0">>, <<"http/1.1">>], <<"http/1.1">>}}],
[{next_protocols_advertised, [<<"spdy/2">>, <<"http/1.1">>, <<"http/1.0">>]}],
{ok, <<"http/1.0">>}).
%--------------------------------------------------------------------------------
fallback_npn_handshake(Config) when is_list(Config) ->
run_npn_handshake(Config,
[{client_preferred_next_protocols, {client, [<<"spdy/2">>], <<"http/1.1">>}}],
[{next_protocols_advertised, [<<"spdy/1">>, <<"http/1.1">>, <<"http/1.0">>]}],
{ok, <<"http/1.1">>}).
%--------------------------------------------------------------------------------
fallback_npn_handshake_server_preference(Config) when is_list(Config) ->
run_npn_handshake(Config,
[{client_preferred_next_protocols, {server, [<<"spdy/2">>], <<"http/1.1">>}}],
[{next_protocols_advertised, [<<"spdy/1">>, <<"http/1.1">>, <<"http/1.0">>]}],
{ok, <<"http/1.1">>}).
%--------------------------------------------------------------------------------
no_client_negotiate_but_server_supports_npn(Config) when is_list(Config) ->
run_npn_handshake(Config,
[],
[{next_protocols_advertised, [<<"spdy/1">>, <<"http/1.1">>, <<"http/1.0">>]}],
{error, next_protocol_not_negotiated}).
%--------------------------------------------------------------------------------
client_negotiate_server_does_not_support(Config) when is_list(Config) ->
run_npn_handshake(Config,
[{client_preferred_next_protocols, {client, [<<"spdy/2">>], <<"http/1.1">>}}],
[],
{error, next_protocol_not_negotiated}).
%--------------------------------------------------------------------------------
renegotiate_from_client_after_npn_handshake(Config) when is_list(Config) ->
Data = "hello world",
ClientOpts0 = ?config(client_opts, Config),
ClientOpts = [{client_preferred_next_protocols,
{client, [<<"http/1.0">>], <<"http/1.1">>}}] ++ ClientOpts0,
ServerOpts0 = ?config(server_opts, Config),
ServerOpts = [{next_protocols_advertised,
[<<"spdy/2">>, <<"http/1.1">>, <<"http/1.0">>]}] ++ ServerOpts0,
ExpectedProtocol = {ok, <<"http/1.0">>},
{ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config),
Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0},
{from, self()},
{mfa, {?MODULE, ssl_receive_and_assert_npn, [ExpectedProtocol, Data]}},
{options, ServerOpts}]),
Port = ssl_test_lib:inet_port(Server),
Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port},
{host, Hostname},
{from, self()},
{mfa, {?MODULE, assert_npn_and_renegotiate_and_send_data, [ExpectedProtocol, Data]}},
{options, ClientOpts}]),
ssl_test_lib:check_result(Server, ok, Client, ok).
%--------------------------------------------------------------------------------
npn_not_supported_client(Config) when is_list(Config) ->
ClientOpts0 = ?config(client_opts, Config),
PrefProtocols = {client_preferred_next_protocols,
{client, [<<"http/1.0">>], <<"http/1.1">>}},
ClientOpts = [PrefProtocols] ++ ClientOpts0,
{ClientNode, _ServerNode, Hostname} = ssl_test_lib:run_where(Config),
Client = ssl_test_lib:start_client_error([{node, ClientNode},
{port, 8888}, {host, Hostname},
{from, self()}, {options, ClientOpts}]),
ssl_test_lib:check_result(Client, {error,
{options,
{not_supported_in_sslv3, PrefProtocols}}}).
%--------------------------------------------------------------------------------
npn_not_supported_server(Config) when is_list(Config)->
ServerOpts0 = ?config(server_opts, Config),
AdvProtocols = {next_protocols_advertised, [<<"spdy/2">>, <<"http/1.1">>, <<"http/1.0">>]},
ServerOpts = [AdvProtocols] ++ ServerOpts0,
{error, {options, {not_supported_in_sslv3, AdvProtocols}}} = ssl:listen(0, ServerOpts).
%%--------------------------------------------------------------------
%% Internal functions ------------------------------------------------
%%--------------------------------------------------------------------
run_npn_handshake(Config, ClientExtraOpts, ServerExtraOpts, ExpectedProtocol) ->
Data = "hello world",
ClientOpts0 = ?config(client_opts, Config),
ClientOpts = ClientExtraOpts ++ ClientOpts0,
ServerOpts0 = ?config(server_opts, Config),
ServerOpts = ServerExtraOpts ++ ServerOpts0,
{ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config),
Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0},
{from, self()},
{mfa, {?MODULE, ssl_receive_and_assert_npn, [ExpectedProtocol, Data]}},
{options, ServerOpts}]),
Port = ssl_test_lib:inet_port(Server),
Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port},
{host, Hostname},
{from, self()},
{mfa, {?MODULE, ssl_send_and_assert_npn, [ExpectedProtocol, Data]}},
{options, ClientOpts}]),
ssl_test_lib:check_result(Server, ok, Client, ok).
assert_npn(Socket, Protocol) ->
ct:print("Negotiated Protocol ~p, Expecting: ~p ~n",
[ssl:negotiated_next_protocol(Socket), Protocol]),
Protocol = ssl:negotiated_next_protocol(Socket).
assert_npn_and_renegotiate_and_send_data(Socket, Protocol, Data) ->
assert_npn(Socket, Protocol),
ct:print("Renegotiating ~n", []),
ok = ssl:renegotiate(Socket),
ssl:send(Socket, Data),
assert_npn(Socket, Protocol),
ok.
ssl_send_and_assert_npn(Socket, Protocol, Data) ->
assert_npn(Socket, Protocol),
ssl_send(Socket, Data).
ssl_receive_and_assert_npn(Socket, Protocol, Data) ->
assert_npn(Socket, Protocol),
ssl_receive(Socket, Data).
ssl_send(Socket, Data) ->
ct:print("Connection info: ~p~n",
[ssl:connection_info(Socket)]),
ssl:send(Socket, Data).
ssl_receive(Socket, Data) ->
ssl_receive(Socket, Data, []).
ssl_receive(Socket, Data, Buffer) ->
ct:print("Connection info: ~p~n",
[ssl:connection_info(Socket)]),
receive
{ssl, Socket, MoreData} ->
ct:print("Received ~p~n",[MoreData]),
NewBuffer = Buffer ++ MoreData,
case NewBuffer of
Data ->
ssl:send(Socket, "Got it"),
ok;
_ ->
ssl_receive(Socket, Data, NewBuffer)
end;
Other ->
ct:fail({unexpected_message, Other})
after 4000 ->
ct:fail({did_not_get, Data})
end.
connection_info_result(Socket) ->
ssl:connection_info(Socket).
