From d174b9ca93020636e84dc91de847eac36de34ebd Mon Sep 17 00:00:00 2001 From: Ingela Anderton Andin Date: Fri, 14 Feb 2014 16:17:53 +0100 Subject: ssl: Add test for avoiding a version and chipher suite missmatch --- lib/ssl/test/ssl_basic_SUITE.erl | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) (limited to 'lib') diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl index ddc511c652..2e216b32fa 100644 --- a/lib/ssl/test/ssl_basic_SUITE.erl +++ b/lib/ssl/test/ssl_basic_SUITE.erl @@ -86,6 +86,7 @@ basic_tests() -> [app, alerts, send_close, + version_option, connect_twice, connect_dist, clear_pem_cache @@ -1071,6 +1072,13 @@ send_close(Config) when is_list(Config) -> gen_tcp:close(TcpS), {error, _} = ssl:send(SslS, "Hello world"). +%%-------------------------------------------------------------------- +version_option() -> + [{doc, "Use version option and do no specify ciphers list. Bug specified incorrect ciphers"}]. +version_option(Config) when is_list(Config) -> + Versions = proplists:get_value(supported, ssl:versions()), + [version_option_test(Config, Version) || Version <- Versions]. + %%-------------------------------------------------------------------- close_transport_accept() -> [{doc,"Tests closing ssl socket when waiting on ssl:transport_accept/1"}]. @@ -3488,3 +3496,28 @@ shutdown_both_result(Socket, client) -> peername_result(S) -> ssl:peername(S). + +version_option_test(Config, Version) -> + ClientOpts = ?config(client_opts, Config), + ServerOpts = ?config(server_opts, Config), + {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config), + Server = + ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, + {from, self()}, + {mfa, {ssl_test_lib, send_recv_result, []}}, + {options, [{active, false}, {versions, [Version]}| ServerOpts]}]), + Port = ssl_test_lib:inet_port(Server), + Client = + ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, + {host, Hostname}, + {from, self()}, + {mfa, {ssl_test_lib, send_recv_result, []}}, + {options, [{active, false}, {versions, [Version]}| ClientOpts]}]), + + ct:log("Testcase ~p, Client ~p Server ~p ~n", + [self(), Client, Server]), + + ssl_test_lib:check_result(Server, ok, Client, ok), + + ssl_test_lib:close(Server), + ssl_test_lib:close(Client). -- cgit v1.2.3 From 48c37784676256671382d1199697b6f96228ba8e Mon Sep 17 00:00:00 2001 From: Ingela Anderton Andin Date: Fri, 14 Feb 2014 17:08:14 +0100 Subject: ssl: Fix possible mismatch between SSL/TLS version and default ciphers --- lib/ssl/src/ssl.erl | 43 ++++++++++++++++++++++--------------------- 1 file changed, 22 insertions(+), 21 deletions(-) (limited to 'lib') diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index 7edc6554ca..c3bdeb1a54 100644 --- a/lib/ssl/src/ssl.erl +++ b/lib/ssl/src/ssl.erl @@ -626,7 +626,7 @@ handle_options(Opts0, _Role) -> user_lookup_fun = handle_option(user_lookup_fun, Opts, undefined), psk_identity = handle_option(psk_identity, Opts, undefined), srp_identity = handle_option(srp_identity, Opts, undefined), - ciphers = handle_option(ciphers, Opts, []), + ciphers = handle_cipher_option(proplists:get_value(ciphers, Opts, []), hd(Versions)), %% Server side option reuse_session = handle_option(reuse_session, Opts, ReuseSessionFun), reuse_sessions = handle_option(reuse_sessions, Opts, true), @@ -769,15 +769,6 @@ validate_option(srp_identity, {Username, Password}) {unicode:characters_to_binary(Username), unicode:characters_to_binary(Password)}; -validate_option(ciphers, Value) when is_list(Value) -> - Version = tls_record:highest_protocol_version([]), - try cipher_suites(Version, Value) - catch - exit:_ -> - throw({error, {options, {ciphers, Value}}}); - error:_-> - throw({error, {options, {ciphers, Value}}}) - end; validate_option(reuse_session, Value) when is_function(Value) -> Value; validate_option(reuse_sessions, Value) when is_boolean(Value) -> @@ -937,16 +928,26 @@ emulated_options([Opt|Opts], Inet, Emulated) -> emulated_options([], Inet,Emulated) -> {Inet, Emulated}. -cipher_suites(Version, []) -> +handle_cipher_option(Value, Version) when is_list(Value) -> + try binary_cipher_suites(Version, Value) of + Suites -> + Suites + catch + exit:_ -> + throw({error, {options, {ciphers, Value}}}); + error:_-> + throw({error, {options, {ciphers, Value}}}) + end. +binary_cipher_suites(Version, []) -> %% Defaults to all supported suits ssl_cipher:suites(Version); -cipher_suites(Version, [{_,_,_,_}| _] = Ciphers0) -> %% Backwards compatibility +binary_cipher_suites(Version, [{_,_,_,_}| _] = Ciphers0) -> %% Backwards compatibility Ciphers = [{KeyExchange, Cipher, Hash} || {KeyExchange, Cipher, Hash, _} <- Ciphers0], - cipher_suites(Version, Ciphers); -cipher_suites(Version, [{_,_,_}| _] = Ciphers0) -> + binary_cipher_suites(Version, Ciphers); +binary_cipher_suites(Version, [{_,_,_}| _] = Ciphers0) -> Ciphers = [ssl_cipher:suite(C) || C <- Ciphers0], - cipher_suites(Version, Ciphers); + binary_cipher_suites(Version, Ciphers); -cipher_suites(Version, [Cipher0 | _] = Ciphers0) when is_binary(Cipher0) -> +binary_cipher_suites(Version, [Cipher0 | _] = Ciphers0) when is_binary(Cipher0) -> Supported0 = ssl_cipher:suites(Version) ++ ssl_cipher:anonymous_suites() ++ ssl_cipher:psk_suites(Version) @@ -954,18 +955,18 @@ cipher_suites(Version, [Cipher0 | _] = Ciphers0) when is_binary(Cipher0) -> Supported = ssl_cipher:filter_suites(Supported0), case [Cipher || Cipher <- Ciphers0, lists:member(Cipher, Supported)] of [] -> - Supported; + Supported; %% Defaults to all supported suits Ciphers -> Ciphers end; -cipher_suites(Version, [Head | _] = Ciphers0) when is_list(Head) -> +binary_cipher_suites(Version, [Head | _] = Ciphers0) when is_list(Head) -> %% Format: ["RC4-SHA","RC4-MD5"] Ciphers = [ssl_cipher:openssl_suite(C) || C <- Ciphers0], - cipher_suites(Version, Ciphers); -cipher_suites(Version, Ciphers0) -> + binary_cipher_suites(Version, Ciphers); +binary_cipher_suites(Version, Ciphers0) -> %% Format: "RC4-SHA:RC4-MD5" Ciphers = [ssl_cipher:openssl_suite(C) || C <- string:tokens(Ciphers0, ":")], - cipher_suites(Version, Ciphers). + binary_cipher_suites(Version, Ciphers). unexpected_format(Error) -> lists:flatten(io_lib:format("Unexpected error: ~p", [Error])). -- cgit v1.2.3