diff options
Diffstat (limited to 'lib/ssl')
| -rw-r--r-- | lib/ssl/src/ssl_connection.erl | 323 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_handshake.erl | 2 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_record.erl | 71 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_record.hrl | 9 | ||||
| -rw-r--r-- | lib/ssl/test/ssl_basic_SUITE.erl | 173 | ||||
| -rw-r--r-- | lib/ssl/test/ssl_packet_SUITE.erl | 46 | ||||
| -rw-r--r-- | lib/ssl/test/ssl_session_cache_SUITE.erl | 9 | ||||
| -rw-r--r-- | lib/ssl/test/ssl_test_lib.erl | 21 | ||||
| -rw-r--r-- | lib/ssl/test/ssl_to_openssl_SUITE.erl | 8 |
9 files changed, 405 insertions, 257 deletions
diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl index dda0c27d0c..d4807704b2 100644 --- a/lib/ssl/src/ssl_connection.erl +++ b/lib/ssl/src/ssl_connection.erl @@ -87,10 +87,10 @@ bytes_to_read, % integer(), # bytes to read in passive mode user_data_buffer, % binary() log_alert, % boolean() - renegotiation, % {boolean(), From | internal | peer} - recv_during_renegotiation, %boolean() - send_queue, % queue() - terminated = false, % + renegotiation, % {boolean(), From | internal | peer} + recv_from, % + send_queue, % queue() + terminated = false, % allow_renegotiate = true }). @@ -357,15 +357,15 @@ hello(start, #state{host = Host, port = Port, role = client, Session0#session{session_id = Hello#client_hello.session_id}, tls_handshake_hashes = Hashes1}, {Record, State} = next_record(State1), - next_state(hello, Record, State); + next_state(hello, hello, Record, State); hello(start, #state{role = server} = State0) -> {Record, State} = next_record(State0), - next_state(hello, Record, State); + next_state(hello, hello, Record, State); hello(#hello_request{}, #state{role = client} = State0) -> {Record, State} = next_record(State0), - next_state(hello, Record, State); + next_state(hello, hello, Record, State); hello(#server_hello{cipher_suite = CipherSuite, compression_method = Compression} = Hello, @@ -428,7 +428,7 @@ hello(Msg, State) -> %%-------------------------------------------------------------------- abbreviated(#hello_request{}, State0) -> {Record, State} = next_record(State0), - next_state(hello, Record, State); + next_state(abbreviated, hello, Record, State); abbreviated(#finished{verify_data = Data} = Finished, #state{role = server, @@ -481,7 +481,7 @@ abbreviated(Msg, State) -> %%-------------------------------------------------------------------- certify(#hello_request{}, State0) -> {Record, State} = next_record(State0), - next_state(hello, Record, State); + next_state(certify, hello, Record, State); certify(#certificate{asn1_certificates = []}, #state{role = server, negotiated_version = Version, @@ -489,7 +489,7 @@ certify(#certificate{asn1_certificates = []}, fail_if_no_peer_cert = true}} = State) -> Alert = ?ALERT_REC(?FATAL,?HANDSHAKE_FAILURE), - handle_own_alert(Alert, Version, certify_certificate, State), + handle_own_alert(Alert, Version, certify, State), {stop, normal, State}; certify(#certificate{asn1_certificates = []}, @@ -498,7 +498,7 @@ certify(#certificate{asn1_certificates = []}, fail_if_no_peer_cert = false}} = State0) -> {Record, State} = next_record(State0#state{client_certificate_requested = false}), - next_state(certify, Record, State); + next_state(certify, certify, Record, State); certify(#certificate{} = Cert, #state{negotiated_version = Version, @@ -513,7 +513,7 @@ certify(#certificate{} = Cert, handle_peer_cert(PeerCert, PublicKeyInfo, State#state{client_certificate_requested = false}); #alert{} = Alert -> - handle_own_alert(Alert, Version, certify_certificate, State), + handle_own_alert(Alert, Version, certify, State), {stop, normal, State} end; @@ -524,10 +524,9 @@ certify(#server_key_exchange{} = KeyExchangeMsg, case handle_server_key(KeyExchangeMsg, State0) of #state{} = State1 -> {Record, State} = next_record(State1), - next_state(certify, Record, State); + next_state(certify, certify, Record, State); #alert{} = Alert -> - handle_own_alert(Alert, Version, certify_server_keyexchange, - State0), + handle_own_alert(Alert, Version, certify, State0), {stop, normal, State0} end; @@ -537,7 +536,7 @@ certify(#server_key_exchange{} = Msg, certify(#certificate_request{}, State0) -> {Record, State} = next_record(State0#state{client_certificate_requested = true}), - next_state(certify, Record, State); + next_state(certify, certify, Record, State); %% Master secret was determined with help of server-key exchange msg certify(#server_hello_done{}, @@ -552,8 +551,7 @@ certify(#server_hello_done{}, State = State0#state{connection_states = ConnectionStates1}, client_certify_and_key_exchange(State); #alert{} = Alert -> - handle_own_alert(Alert, Version, - certify_server_hello_done, State0), + handle_own_alert(Alert, Version, certify, State0), {stop, normal, State0} end; @@ -572,8 +570,7 @@ certify(#server_hello_done{}, session = Session}, client_certify_and_key_exchange(State); #alert{} = Alert -> - handle_own_alert(Alert, Version, - certify_server_hello_done, State0), + handle_own_alert(Alert, Version, certify, State0), {stop, normal, State0} end; @@ -590,7 +587,7 @@ certify(#client_key_exchange{exchange_keys = Keys}, certify_client_key_exchange(ssl_handshake:decode_client_key(Keys, KeyAlg, Version), State) catch #alert{} = Alert -> - handle_own_alert(Alert, Version, certify_client_key_exchange, State), + handle_own_alert(Alert, Version, certify, State), {stop, normal, State} end; @@ -613,10 +610,9 @@ certify_client_key_exchange(#encrypted_premaster_secret{premaster_secret= EncPMS State1 = State0#state{connection_states = ConnectionStates, session = Session}, {Record, State} = next_record(State1), - next_state(cipher, Record, State); + next_state(certify, cipher, Record, State); #alert{} = Alert -> - handle_own_alert(Alert, Version, - certify_client_key_exchange, State0), + handle_own_alert(Alert, Version, certify, State0), {stop, normal, State0} end; @@ -628,10 +624,9 @@ certify_client_key_exchange(#client_diffie_hellman_public{dh_public = ClientPubl case dh_master_secret(crypto:mpint(P), crypto:mpint(G), ClientPublicDhKey, ServerDhPrivateKey, State0) of #state{} = State1 -> {Record, State} = next_record(State1), - next_state(cipher, Record, State); + next_state(certify, cipher, Record, State); #alert{} = Alert -> - handle_own_alert(Alert, Version, - certify_client_key_exchange, State0), + handle_own_alert(Alert, Version, certify, State0), {stop, normal, State0} end. @@ -641,7 +636,7 @@ certify_client_key_exchange(#client_diffie_hellman_public{dh_public = ClientPubl %%-------------------------------------------------------------------- cipher(#hello_request{}, State0) -> {Record, State} = next_record(State0), - next_state(hello, Record, State); + next_state(cipher, hello, Record, State); cipher(#certificate_verify{signature = Signature}, #state{role = server, @@ -654,7 +649,7 @@ cipher(#certificate_verify{signature = Signature}, Version, MasterSecret, Hashes) of valid -> {Record, State} = next_record(State0), - next_state(cipher, Record, State); + next_state(cipher, cipher, Record, State); #alert{} = Alert -> handle_own_alert(Alert, Version, cipher, State0), {stop, normal, State0} @@ -707,11 +702,13 @@ connection(#hello_request{}, #state{host = Host, port = Port, {Record, State} = next_record(State0#state{connection_states = ConnectionStates1, tls_handshake_hashes = Hashes1}), - next_state(hello, Record, State); + next_state(connection, hello, Record, State); connection(#client_hello{} = Hello, #state{role = server, allow_renegotiate = true} = State) -> - %% Mitigate Computational DoS attack http://www.educatedguesswork.org/2011/10/ssltls_and_computational_dos.html - %% http://www.thc.org/thc-ssl-dos/ Rather than disabling client initiated renegotiation - %% we will disallow many client initiated renegotiations immediately after each other. + %% Mitigate Computational DoS attack + %% http://www.educatedguesswork.org/2011/10/ssltls_and_computational_dos.html + %% http://www.thc.org/thc-ssl-dos/ Rather than disabling client + %% initiated renegotiation we will disallow many client initiated + %% renegotiations immediately after each other. erlang:send_after(?WAIT_TO_ALLOW_RENEGOTIATION, self(), allow_renegotiate), hello(Hello, State#state{allow_renegotiate = false}); @@ -723,9 +720,7 @@ connection(#client_hello{}, #state{role = server, allow_renegotiate = false, {BinMsg, ConnectionStates} = encode_alert(Alert, Version, ConnectionStates0), Transport:send(Socket, BinMsg), - {Record, State} = next_record(State0#state{connection_states = - ConnectionStates}), - next_state(connection, Record, State); + next_state_connection(connection, State0#state{connection_states = ConnectionStates}); connection(timeout, State) -> {next_state, connection, State, hibernate}; @@ -755,37 +750,12 @@ handle_event(_Event, StateName, State) -> %% gen_fsm:sync_send_all_state_event/2,3, this function is called to handle %% the event. %%-------------------------------------------------------------------- -handle_sync_event({application_data, Data0}, From, connection, - #state{socket = Socket, - negotiated_version = Version, - transport_cb = Transport, - connection_states = ConnectionStates0, - send_queue = SendQueue, - socket_options = SockOpts, - ssl_options = #ssl_options{renegotiate_at = RenegotiateAt}} - = State) -> +handle_sync_event({application_data, Data}, From, connection, State) -> %% We should look into having a worker process to do this to %% parallize send and receive decoding and not block the receiver %% if sending is overloading the socket. try - Data = encode_packet(Data0, SockOpts), - case encode_data(Data, Version, ConnectionStates0, RenegotiateAt) of - {Msgs, [], ConnectionStates} -> - Result = Transport:send(Socket, Msgs), - {reply, Result, - connection, State#state{connection_states = ConnectionStates}, - get_timeout(State)}; - {Msgs, RestData, ConnectionStates} -> - if - Msgs =/= [] -> - Transport:send(Socket, Msgs); - true -> - ok - end, - renegotiate(State#state{connection_states = ConnectionStates, - send_queue = queue:in_r({From, RestData}, SendQueue), - renegotiation = {true, internal}}) - end + write_application_data(Data, From, State) catch throw:Error -> {reply, Error, connection, State, get_timeout(State)} end; @@ -842,14 +812,12 @@ handle_sync_event({shutdown, How0}, _, StateName, end; handle_sync_event({recv, N}, From, connection = StateName, State0) -> - passive_receive(State0#state{bytes_to_read = N, from = From}, StateName); + passive_receive(State0#state{bytes_to_read = N, recv_from = From}, StateName); %% Doing renegotiate wait with handling request until renegotiate is -%% finished. Will be handled by next_state_connection/2. +%% finished. Will be handled by next_state_is_connection/2. handle_sync_event({recv, N}, From, StateName, State) -> - {next_state, StateName, - State#state{bytes_to_read = N, from = From, - recv_during_renegotiation = true}, + {next_state, StateName, State#state{bytes_to_read = N, recv_from = From}, get_timeout(State)}; handle_sync_event({new_user, User}, _From, StateName, @@ -887,7 +855,7 @@ handle_sync_event({set_opts, Opts0}, _From, StateName, Buffer =:= <<>>, Opts1#socket_options.active =:= false -> %% Need data, set active once {Record, State2} = next_record_if_active(State1), - case next_state(StateName, Record, State2) of + case next_state(StateName, StateName, Record, State2) of {next_state, StateName, State, Timeout} -> {reply, Reply, StateName, State, Timeout}; {stop, Reason, State} -> @@ -897,11 +865,11 @@ handle_sync_event({set_opts, Opts0}, _From, StateName, %% Active once already set {reply, Reply, StateName, State1, get_timeout(State1)}; true -> - case application_data(<<>>, State1) of + case read_application_data(<<>>, State1) of Stop = {stop,_,_} -> Stop; {Record, State2} -> - case next_state(StateName, Record, State2) of + case next_state(StateName, StateName, Record, State2) of {next_state, StateName, State, Timeout} -> {reply, Reply, StateName, State, Timeout}; {stop, Reason, State} -> @@ -949,22 +917,18 @@ handle_sync_event(peer_certificate, _, StateName, %% raw data from TCP, unpack records handle_info({Protocol, _, Data}, StateName, - #state{data_tag = Protocol, - negotiated_version = Version} = State0) -> + #state{data_tag = Protocol} = State0) -> case next_tls_record(Data, State0) of {Record, State} -> - next_state(StateName, Record, State); + next_state(StateName, StateName, Record, State); #alert{} = Alert -> - handle_own_alert(Alert, Version, StateName, State0), + handle_normal_shutdown(Alert, StateName, State0), {stop, normal, State0} end; -handle_info({CloseTag, Socket}, _StateName, +handle_info({CloseTag, Socket}, StateName, #state{socket = Socket, close_tag = CloseTag, - negotiated_version = Version, - socket_options = Opts, - user_application = {_Mon,Pid}, from = From, - role = Role} = State) -> + negotiated_version = Version} = State) -> %% Note that as of TLS 1.1, %% failure to properly close a connection no longer requires that a %% session not be resumed. This is a change from TLS 1.0 to conform @@ -979,8 +943,7 @@ handle_info({CloseTag, Socket}, _StateName, %%invalidate_session(Role, Host, Port, Session) ok end, - alert_user(Opts#socket_options.active, Pid, From, - ?ALERT_REC(?WARNING, ?CLOSE_NOTIFY), Role), + handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State), {stop, normal, State}; handle_info({ErrorTag, Socket, econnaborted}, StateName, @@ -989,12 +952,11 @@ handle_info({ErrorTag, Socket, econnaborted}, StateName, alert_user(User, ?ALERT_REC(?FATAL, ?HANDSHAKE_FAILURE), Role), {stop, normal, State}; -handle_info({ErrorTag, Socket, Reason}, _, - #state{socket = Socket, from = User, - role = Role, error_tag = ErrorTag} = State) -> +handle_info({ErrorTag, Socket, Reason}, StateName, #state{socket = Socket, + error_tag = ErrorTag} = State) -> Report = io_lib:format("SSL: Socket error: ~p ~n", [Reason]), error_logger:info_report(Report), - alert_user(User, ?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), Role), + handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State), {stop, normal, State}; handle_info({'DOWN', MonitorRef, _, _, _}, _, @@ -1239,7 +1201,7 @@ handle_peer_cert(PeerCert, PublicKeyInfo, Session#session{peer_certificate = PeerCert}, public_key_info = PublicKeyInfo}, {Record, State} = next_record(State1), - next_state(certify, Record, State). + next_state(certify, certify, Record, State). certify_client(#state{client_certificate_requested = true, role = client, connection_states = ConnectionStates0, @@ -1281,8 +1243,7 @@ verify_client_cert(#state{client_certificate_requested = true, role = client, ignore -> State; #alert{} = Alert -> - handle_own_alert(Alert, Version, certify, State) - + throw(Alert) end; verify_client_cert(#state{client_certificate_requested = false} = State) -> State. @@ -1314,7 +1275,7 @@ do_server_hello(Type, #state{negotiated_version = Version, ConnectionStates, tls_handshake_hashes = Hashes}, {Record, State} = next_record(State3), - next_state(abbreviated, Record, State); + next_state(hello, abbreviated, Record, State); #alert{} = Alert -> handle_own_alert(Alert, Version, hello, State1), {stop, normal, State1} @@ -1334,7 +1295,7 @@ new_server_hello(#server_hello{cipher_suite = CipherSuite, cipher_suite = CipherSuite, compression_method = Compression}, {Record, State} = next_record(State2#state{session = Session}), - next_state(certify, Record, State) + next_state(hello, certify, Record, State) catch #alert{} = Alert -> handle_own_alert(Alert, Version, hello, State0), @@ -1346,7 +1307,7 @@ handle_new_session(NewId, CipherSuite, Compression, #state{session = Session0} = cipher_suite = CipherSuite, compression_method = Compression}, {Record, State} = next_record(State0#state{session = Session}), - next_state(certify, Record, State). + next_state(hello, certify, Record, State). handle_resumed_session(SessId, #state{connection_states = ConnectionStates0, negotiated_version = Version, @@ -1361,7 +1322,7 @@ handle_resumed_session(SessId, #state{connection_states = ConnectionStates0, next_record(State0#state{ connection_states = ConnectionStates1, session = Session}), - next_state(abbreviated, Record, State); + next_state(hello, abbreviated, Record, State); #alert{} = Alert -> handle_own_alert(Alert, Version, hello, State0), {stop, normal, State0} @@ -1378,10 +1339,10 @@ client_certify_and_key_exchange(#state{negotiated_version = Version} = client_certificate_requested = false, tls_handshake_hashes = Hashes}, {Record, State} = next_record(State2), - next_state(cipher, Record, State) + next_state(certify, cipher, Record, State) catch - #alert{} = Alert -> - handle_own_alert(Alert, Version, client_certify_and_key_exchange, State0), + throw:#alert{} = Alert -> + handle_own_alert(Alert, Version, certify, State0), {stop, normal, State0} end. @@ -1692,15 +1653,12 @@ encode_packet(Data, #socket_options{packet=Packet}) -> end. encode_size_packet(Bin, Size, Max) -> - Len = byte_size(Bin), + Len = erlang:byte_size(Bin), case Len > Max of true -> throw({error, {badarg, {packet_to_large, Len, Max}}}); false -> <<Len:Size, Bin/binary>> end. -encode_data(Data, Version, ConnectionStates, RenegotiateAt) -> - ssl_record:encode_data(Data, Version, ConnectionStates, RenegotiateAt). - decode_alerts(Bin) -> decode_alerts(Bin, []). @@ -1714,20 +1672,20 @@ passive_receive(State0 = #state{user_data_buffer = Buffer}, StateName) -> case Buffer of <<>> -> {Record, State} = next_record(State0), - next_state(StateName, Record, State); + next_state(StateName, StateName, Record, State); _ -> - case application_data(<<>>, State0) of + case read_application_data(<<>>, State0) of Stop = {stop, _, _} -> Stop; {Record, State} -> - next_state(StateName, Record, State) + next_state(StateName, StateName, Record, State) end end. -application_data(Data, #state{user_application = {_Mon, Pid}, +read_application_data(Data, #state{user_application = {_Mon, Pid}, socket_options = SOpts, bytes_to_read = BytesToRead, - from = From, + recv_from = From, user_data_buffer = Buffer0} = State0) -> Buffer1 = if Buffer0 =:= <<>> -> Data; @@ -1738,7 +1696,7 @@ application_data(Data, #state{user_application = {_Mon, Pid}, {ok, ClientData, Buffer} -> % Send data SocketOpt = deliver_app_data(SOpts, ClientData, Pid, From), State = State0#state{user_data_buffer = Buffer, - from = undefined, + recv_from = undefined, bytes_to_read = 0, socket_options = SocketOpt }, @@ -1748,7 +1706,7 @@ application_data(Data, #state{user_application = {_Mon, Pid}, %% Active and empty, get more data next_record_if_active(State); true -> %% We have more data - application_data(<<>>, State) + read_application_data(<<>>, State) end; {more, Buffer} -> % no reply, we need more data next_record(State0#state{user_data_buffer = Buffer}); @@ -1757,6 +1715,39 @@ application_data(Data, #state{user_application = {_Mon, Pid}, {stop, normal, State0} end. +write_application_data(Data0, From, #state{socket = Socket, + negotiated_version = Version, + transport_cb = Transport, + connection_states = ConnectionStates0, + send_queue = SendQueue, + socket_options = SockOpts, + ssl_options = #ssl_options{renegotiate_at = RenegotiateAt}} = State) -> + Data = encode_packet(Data0, SockOpts), + + case time_to_renegotiate(Data, ConnectionStates0, RenegotiateAt) of + true -> + renegotiate(State#state{send_queue = queue:in_r({From, Data}, SendQueue), + renegotiation = {true, internal}}); + false -> + {Msgs, ConnectionStates} = ssl_record:encode_data(Data, Version, ConnectionStates0), + Result = Transport:send(Socket, Msgs), + {reply, Result, + connection, State#state{connection_states = ConnectionStates}, get_timeout(State)} + end. + +time_to_renegotiate(_Data, #connection_states{current_write = + #connection_state{sequence_number = Num}}, RenegotiateAt) -> + + %% We could do test: + %% is_time_to_renegotiate((erlang:byte_size(_Data) div ?MAX_PLAIN_TEXT_LENGTH) + 1, RenegotiateAt), + %% but we chose to have a some what lower renegotiateAt and a much cheaper test + is_time_to_renegotiate(Num, RenegotiateAt). + +is_time_to_renegotiate(N, M) when N < M-> + false; +is_time_to_renegotiate(_,_) -> + true. + %% Picks ClientData get_data(_, _, <<>>) -> {more, <<>>}; @@ -1858,6 +1849,10 @@ header(N, Binary) -> send_or_reply(false, _Pid, From, Data) when From =/= undefined -> gen_fsm:reply(From, Data); +%% Can happen when handling own alert or tcp error/close and there is +%% no outstanding gen_fsm sync events +send_or_reply(false, no_pid, _, _) -> + ok; send_or_reply(_, Pid, _From, Data) -> send_user(Pid, Data). @@ -1882,18 +1877,18 @@ handle_tls_handshake(Handle, StateName, #state{tls_packets = [Packet | Packets]} Stop end. -next_state(_, #alert{} = Alert, #state{negotiated_version = Version} = State) -> - handle_own_alert(Alert, Version, decipher_error, State), +next_state(Current,_, #alert{} = Alert, #state{negotiated_version = Version} = State) -> + handle_own_alert(Alert, Version, Current, State), {stop, normal, State}; -next_state(Next, no_record, State) -> +next_state(_,Next, no_record, State) -> {next_state, Next, State, get_timeout(State)}; -next_state(Next, #ssl_tls{type = ?ALERT, fragment = EncAlerts}, State) -> +next_state(_,Next, #ssl_tls{type = ?ALERT, fragment = EncAlerts}, State) -> Alerts = decode_alerts(EncAlerts), handle_alerts(Alerts, {next_state, Next, State, get_timeout(State)}); -next_state(StateName, #ssl_tls{type = ?HANDSHAKE, fragment = Data}, +next_state(Current, Next, #ssl_tls{type = ?HANDSHAKE, fragment = Data}, State0 = #state{tls_handshake_buffer = Buf0, negotiated_version = Version}) -> Handle = fun({#hello_request{} = Packet, _}, {next_state, connection = SName, State}) -> @@ -1919,30 +1914,30 @@ next_state(StateName, #ssl_tls{type = ?HANDSHAKE, fragment = Data}, try {Packets, Buf} = ssl_handshake:get_tls_handshake(Data,Buf0), State = State0#state{tls_packets = Packets, tls_handshake_buffer = Buf}, - handle_tls_handshake(Handle, StateName, State) + handle_tls_handshake(Handle, Next, State) catch throw:#alert{} = Alert -> - handle_own_alert(Alert, Version, StateName, State0), + handle_own_alert(Alert, Version, Current, State0), {stop, normal, State0} end; -next_state(StateName, #ssl_tls{type = ?APPLICATION_DATA, fragment = Data}, State0) -> - case application_data(Data, State0) of +next_state(_, StateName, #ssl_tls{type = ?APPLICATION_DATA, fragment = Data}, State0) -> + case read_application_data(Data, State0) of Stop = {stop,_,_} -> Stop; {Record, State} -> - next_state(StateName, Record, State) + next_state(StateName, StateName, Record, State) end; -next_state(StateName, #ssl_tls{type = ?CHANGE_CIPHER_SPEC, fragment = <<1>>} = +next_state(Current, Next, #ssl_tls{type = ?CHANGE_CIPHER_SPEC, fragment = <<1>>} = _ChangeCipher, #state{connection_states = ConnectionStates0} = State0) -> ConnectionStates1 = ssl_record:activate_pending_connection_state(ConnectionStates0, read), {Record, State} = next_record(State0#state{connection_states = ConnectionStates1}), - next_state(StateName, Record, State); -next_state(StateName, #ssl_tls{type = _Unknown}, State0) -> + next_state(Current, Next, Record, State); +next_state(Current, Next, #ssl_tls{type = _Unknown}, State0) -> %% Ignore unknown type {Record, State} = next_record(State0), - next_state(StateName, Record, State). + next_state(Current, Next, Record, State). next_tls_record(Data, #state{tls_record_buffer = Buf0, tls_cipher_texts = CT0} = State0) -> @@ -1981,50 +1976,36 @@ next_state_connection(StateName, #state{send_queue = Queue0, negotiated_version = Version, socket = Socket, transport_cb = Transport, - connection_states = ConnectionStates0, - ssl_options = #ssl_options{renegotiate_at = RenegotiateAt} + connection_states = ConnectionStates0 } = State) -> - %% Send queued up data + %% Send queued up data that was queued while renegotiating case queue:out(Queue0) of {{value, {From, Data}}, Queue} -> - case encode_data(Data, Version, ConnectionStates0, RenegotiateAt) of - {Msgs, [], ConnectionStates} -> - Result = Transport:send(Socket, Msgs), - gen_fsm:reply(From, Result), - next_state_connection(StateName, - State#state{connection_states = ConnectionStates, - send_queue = Queue}); - %% This is unlikely to happen. User configuration of the - %% undocumented test option renegotiation_at can make it more likely. - {Msgs, RestData, ConnectionStates} -> - if - Msgs =/= [] -> - Transport:send(Socket, Msgs); - true -> - ok - end, - renegotiate(State#state{connection_states = ConnectionStates, - send_queue = queue:in_r({From, RestData}, Queue), - renegotiation = {true, internal}}) - end; + {Msgs, ConnectionStates} = + ssl_record:encode_data(Data, Version, ConnectionStates0), + Result = Transport:send(Socket, Msgs), + gen_fsm:reply(From, Result), + next_state_connection(StateName, + State#state{connection_states = ConnectionStates, + send_queue = Queue}); {empty, Queue0} -> - next_state_is_connection(State) + next_state_is_connection(StateName, State) end. %% In next_state_is_connection/1: clear tls_handshake_hashes, %% premaster_secret and public_key_info (only needed during handshake) %% to reduce memory foot print of a connection. -next_state_is_connection(State = - #state{recv_during_renegotiation = true, socket_options = - #socket_options{active = false}}) -> - passive_receive(State#state{recv_during_renegotiation = false, - premaster_secret = undefined, +next_state_is_connection(_, State = + #state{recv_from = From, + socket_options = + #socket_options{active = false}}) when From =/= undefined -> + passive_receive(State#state{premaster_secret = undefined, public_key_info = undefined, tls_handshake_hashes = {<<>>, <<>>}}, connection); -next_state_is_connection(State0) -> +next_state_is_connection(StateName, State0) -> {Record, State} = next_record_if_active(State0), - next_state(connection, Record, State#state{premaster_secret = undefined, + next_state(StateName, connection, Record, State#state{premaster_secret = undefined, public_key_info = undefined, tls_handshake_hashes = {<<>>, <<>>}}). @@ -2080,7 +2061,7 @@ initial_state(Role, Host, Port, Socket, {SSLOptions, SocketOptions}, User, log_alert = true, session_cache_cb = SessionCacheCb, renegotiation = {false, first}, - recv_during_renegotiation = false, + recv_from = undefined, send_queue = queue:new() }. @@ -2193,16 +2174,14 @@ handle_alert(#alert{level = ?FATAL} = Alert, StateName, {stop, normal, State}; handle_alert(#alert{level = ?WARNING, description = ?CLOSE_NOTIFY} = Alert, - StateName, #state{from = From, role = Role, - user_application = {_Mon, Pid}, socket_options = Opts} = State) -> - alert_user(StateName, Opts, Pid, From, Alert, Role), + StateName, State) -> + handle_normal_shutdown(Alert, StateName, State), {stop, normal, State}; handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert, StateName, - #state{log_alert = Log, renegotiation = {true, internal}, from = From, - role = Role} = State) -> + #state{log_alert = Log, renegotiation = {true, internal}} = State) -> log_alert(Log, StateName, Alert), - alert_user(From, Alert, Role), + handle_normal_shutdown(Alert, StateName, State), {stop, normal, State}; handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert, StateName, @@ -2210,13 +2189,13 @@ handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert, log_alert(Log, StateName, Alert), gen_fsm:reply(From, {error, renegotiation_rejected}), {Record, State} = next_record(State0), - next_state(connection, Record, State); + next_state(StateName, connection, Record, State); handle_alert(#alert{level = ?WARNING, description = ?USER_CANCELED} = Alert, StateName, #state{log_alert = Log} = State0) -> log_alert(Log, StateName, Alert), {Record, State} = next_record(State0), - next_state(StateName, Record, State). + next_state(StateName, StateName, Record, State). alert_user(connection, Opts, Pid, From, Alert, Role) -> alert_user(Opts#socket_options.active, Pid, From, Alert, Role); @@ -2248,13 +2227,11 @@ log_alert(true, Info, Alert) -> log_alert(false, _, _) -> ok. -handle_own_alert(Alert, Version, Info, +handle_own_alert(Alert, Version, StateName, #state{transport_cb = Transport, socket = Socket, - from = User, - role = Role, connection_states = ConnectionStates, - log_alert = Log}) -> + log_alert = Log} = State) -> try %% Try to tell the other side {BinMsg, _} = encode_alert(Alert, Version, ConnectionStates), @@ -2264,12 +2241,20 @@ handle_own_alert(Alert, Version, Info, ignore end, try %% Try to tell the local user - log_alert(Log, Info, Alert), - alert_user(User, Alert, Role) + log_alert(Log, StateName, Alert), + handle_normal_shutdown(Alert,StateName, State) catch _:_ -> ok end. +handle_normal_shutdown(Alert, _, #state{from = User, role = Role, renegotiation = {false, first}}) -> + alert_user(User, Alert, Role); + +handle_normal_shutdown(Alert, StateName, #state{socket_options = Opts, + user_application = {_Mon, Pid}, + from = User, role = Role}) -> + alert_user(StateName, Opts, Pid, User, Alert, Role). + handle_unexpected_message(Msg, Info, #state{negotiated_version = Version} = State) -> Alert = ?ALERT_REC(?FATAL,?UNEXPECTED_MESSAGE), handle_own_alert(Alert, Version, {Info, Msg}, State), @@ -2282,7 +2267,7 @@ make_premaster_secret(_, _) -> undefined. mpint_binary(Binary) -> - Size = byte_size(Binary), + Size = erlang:byte_size(Binary), <<?UINT32(Size), Binary/binary>>. @@ -2319,7 +2304,7 @@ renegotiate(#state{role = server, {Record, State} = next_record(State0#state{connection_states = ConnectionStates, tls_handshake_hashes = Hs0}), - next_state(hello, Record, State#state{allow_renegotiate = true}). + next_state(connection, hello, Record, State#state{allow_renegotiate = true}). notify_senders(SendQueue) -> lists:foreach(fun({From, _}) -> diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl index 7eb7f44df6..371f475c85 100644 --- a/lib/ssl/src/ssl_handshake.erl +++ b/lib/ssl/src/ssl_handshake.erl @@ -447,7 +447,7 @@ server_hello_done() -> -spec encode_handshake(tls_handshake(), tls_version()) -> iolist(). %% %% Description: Encode a handshake packet to binary -%%-------------------------------------------------------------------- +%%--------------------------------------------------------------------x encode_handshake(Package, Version) -> {MsgType, Bin} = enc_hs(Package, Version), Len = byte_size(Bin), diff --git a/lib/ssl/src/ssl_record.erl b/lib/ssl/src/ssl_record.erl index 72091fdd5f..f52d2f961c 100644 --- a/lib/ssl/src/ssl_record.erl +++ b/lib/ssl/src/ssl_record.erl @@ -48,7 +48,7 @@ %% Encoding records -export([encode_handshake/3, encode_alert_record/3, - encode_change_cipher_spec/2, encode_data/4]). + encode_change_cipher_spec/2, encode_data/3]). %% Decoding -export([decode_cipher_text/2]). @@ -503,36 +503,14 @@ decode_cipher_text(CipherText, ConnnectionStates0) -> Alert end. %%-------------------------------------------------------------------- --spec encode_data(iolist(), tls_version(), #connection_states{}, integer()) -> - {iolist(), iolist(), #connection_states{}}. +-spec encode_data(binary(), tls_version(), #connection_states{}) -> + {iolist(), #connection_states{}}. %% %% Description: Encodes data to send on the ssl-socket. %%-------------------------------------------------------------------- -encode_data(Frag, Version, ConnectionStates, RenegotiateAt) - when byte_size(Frag) < (?MAX_PLAIN_TEXT_LENGTH - 2048) -> - case encode_plain_text(?APPLICATION_DATA,Version,Frag,ConnectionStates, RenegotiateAt) of - {renegotiate, Data} -> - {[], Data, ConnectionStates}; - {Msg, CS} -> - {Msg, [], CS} - end; - -encode_data(Frag, Version, ConnectionStates, RenegotiateAt) when is_binary(Frag) -> - Data = split_bin(Frag, ?MAX_PLAIN_TEXT_LENGTH - 2048), - encode_data(Data, Version, ConnectionStates, RenegotiateAt); - -encode_data(Data, Version, ConnectionStates0, RenegotiateAt) when is_list(Data) -> - {ConnectionStates, EncodedMsg, NotEncdedData} = - lists:foldl(fun(B, {CS0, Encoded, Rest}) -> - case encode_plain_text(?APPLICATION_DATA, - Version, B, CS0, RenegotiateAt) of - {renegotiate, NotEnc} -> - {CS0, Encoded, [NotEnc | Rest]}; - {Enc, CS1} -> - {CS1, [Enc | Encoded], Rest} - end - end, {ConnectionStates0, [], []}, Data), - {lists:reverse(EncodedMsg), lists:reverse(NotEncdedData), ConnectionStates}. +encode_data(Frag, Version, ConnectionStates) -> + Data = split_bin(Frag, ?MAX_PLAIN_TEXT_LENGTH, Version), + encode_iolist(?APPLICATION_DATA, Data, Version, ConnectionStates). %%-------------------------------------------------------------------- -spec encode_handshake(iolist(), tls_version(), #connection_states{}) -> @@ -566,6 +544,14 @@ encode_change_cipher_spec(Version, ConnectionStates) -> %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- +encode_iolist(Type, Data, Version, ConnectionStates0) -> + {ConnectionStates, EncodedMsg} = + lists:foldl(fun(Text, {CS0, Encoded}) -> + {Enc, CS1} = encode_plain_text(Type, Version, Text, CS0), + {CS1, [Enc | Encoded]} + end, {ConnectionStates0, []}, Data), + {lists:reverse(EncodedMsg), ConnectionStates}. + highest_protocol_version() -> highest_protocol_version(supported_protocol_versions()). @@ -602,29 +588,23 @@ record_protocol_role(client) -> record_protocol_role(server) -> ?SERVER. -split_bin(Bin, ChunkSize) -> - split_bin(Bin, ChunkSize, []). +%% 1/n-1 splitting countermeasure Rizzo/Duong-Beast +split_bin(<<FirstByte:8, Rest/binary>>, ChunkSize, Version) when {3, 1} == Version orelse + {3, 0} == Version -> + do_split_bin(Rest, ChunkSize, [[FirstByte]]); +split_bin(Bin, ChunkSize, _) -> + do_split_bin(Bin, ChunkSize, []). -split_bin(<<>>, _, Acc) -> +do_split_bin(<<>>, _, Acc) -> lists:reverse(Acc); -split_bin(Bin, ChunkSize, Acc) -> +do_split_bin(Bin, ChunkSize, Acc) -> case Bin of <<Chunk:ChunkSize/binary, Rest/binary>> -> - split_bin(Rest, ChunkSize, [Chunk | Acc]); + do_split_bin(Rest, ChunkSize, [Chunk | Acc]); _ -> lists:reverse(Acc, [Bin]) end. -encode_plain_text(Type, Version, Data, ConnectionStates, RenegotiateAt) -> - #connection_states{current_write = - #connection_state{sequence_number = Num}} = ConnectionStates, - case renegotiate(Num, RenegotiateAt) of - false -> - encode_plain_text(Type, Version, Data, ConnectionStates); - true -> - {renegotiate, Data} - end. - encode_plain_text(Type, Version, Data, ConnectionStates) -> #connection_states{current_write=#connection_state{ compression_state=CompS0, @@ -637,11 +617,6 @@ encode_plain_text(Type, Version, Data, ConnectionStates) -> CTBin = encode_tls_cipher_text(Type, Version, CipherText), {CTBin, ConnectionStates#connection_states{current_write = CS2}}. -renegotiate(N, M) when N < M-> - false; -renegotiate(_,_) -> - true. - encode_tls_cipher_text(Type, {MajVer, MinVer}, Fragment) -> Length = erlang:iolist_size(Fragment), [<<?BYTE(Type), ?BYTE(MajVer), ?BYTE(MinVer), ?UINT16(Length)>>, Fragment]. diff --git a/lib/ssl/src/ssl_record.hrl b/lib/ssl/src/ssl_record.hrl index 5fb0070b91..282d642138 100644 --- a/lib/ssl/src/ssl_record.hrl +++ b/lib/ssl/src/ssl_record.hrl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2010. All Rights Reserved. +%% Copyright Ericsson AB 2007-2011. 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 @@ -70,9 +70,10 @@ -define(MAX_SEQENCE_NUMBER, 18446744073709552000). %% math:pow(2, 64) - 1 = 1.8446744073709552e19 %% Sequence numbers can not wrap so when max is about to be reached we should renegotiate. %% We will renegotiate a little before so that there will be sequence numbers left -%% for the rehandshake and a little data. --define(MARGIN, 100). --define(DEFAULT_RENEGOTIATE_AT, ?MAX_SEQENCE_NUMBER - ?MARGIN). +%% for the rehandshake and a little data. Currently we decided to renegotiate a little more +%% often as we can have a cheaper test to check if it is time to renegotiate. It will still +%% be fairly seldom. +-define(DEFAULT_RENEGOTIATE_AT, 268435456). %% math:pow(2, 28) %% ConnectionEnd -define(SERVER, 0). diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl index fc8aafa426..228ec9e294 100644 --- a/lib/ssl/test/ssl_basic_SUITE.erl +++ b/lib/ssl/test/ssl_basic_SUITE.erl @@ -257,7 +257,9 @@ all() -> %%different_ca_peer_sign, no_reuses_session_server_restart_new_cert, no_reuses_session_server_restart_new_cert_file, reuseaddr, - hibernate, connect_twice, renegotiate_dos_mitigate + hibernate, connect_twice, renegotiate_dos_mitigate_active, + renegotiate_dos_mitigate_passive, + tcp_error_propagation_in_active_mode ]. groups() -> @@ -394,8 +396,8 @@ controlling_process(Config) when is_list(Config) -> ClientOpts = ?config(client_opts, Config), ServerOpts = ?config(server_opts, Config), {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config), - ClientMsg = "Hello server", - ServerMsg = "Hello client", + ClientMsg = "Server hello", + ServerMsg = "Client hello", Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, {from, self()}, @@ -416,11 +418,15 @@ controlling_process(Config) when is_list(Config) -> [self(), Client, Server]), receive + {ssl, _, "S"} -> + receive_s_rizzo_duong_beast(); {ssl, _, ServerMsg} -> receive {ssl, _, ClientMsg} -> ok end; + {ssl, _, "C"} -> + receive_c_rizzo_duong_beast(); {ssl, _, ClientMsg} -> receive {ssl, _, ServerMsg} -> @@ -441,6 +447,28 @@ controlling_process_result(Socket, Pid, Msg) -> ssl:send(Socket, Msg), no_result_msg. +receive_s_rizzo_duong_beast() -> + receive + {ssl, _, "erver hello"} -> + receive + {ssl, _, "C"} -> + receive + {ssl, _, "lient hello"} -> + ok + end + end + end. +receive_c_rizzo_duong_beast() -> + receive + {ssl, _, "lient hello"} -> + receive + {ssl, _, "S"} -> + receive + {ssl, _, "erver hello"} -> + ok + end + end + end. %%-------------------------------------------------------------------- controller_dies(doc) -> ["Test that the socket is closed after controlling process dies"]; @@ -1232,6 +1260,11 @@ upgrade_result(Socket) -> %% Make sure binary is inherited from tcp socket and that we do %% not get the list default! receive + {ssl, _, <<"H">>} -> + receive + {ssl, _, <<"ello world">>} -> + ok + end; {ssl, _, <<"Hello world">>} -> ok end. @@ -1533,14 +1566,14 @@ eoptions(Config) when is_list(Config) -> {cacertfile, ""}, {dhfile,'dh.pem' }, {ciphers, [{foo, bar, sha, ignore}]}, - {reuse_session, foo}, - {reuse_sessions, 0}, + {reuse_session, foo}, + {reuse_sessions, 0}, {renegotiate_at, "10"}, - {debug, 1}, + {debug, 1}, {mode, depech}, - {packet, 8.0}, - {packet_size, "2"}, - {header, a}, + {packet, 8.0}, + {packet_size, "2"}, + {header, a}, {active, trice}, {key, 'key.pem' }], @@ -2341,7 +2374,7 @@ server_verify_client_once_active(Config) when is_list(Config) -> Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, {from, self()}, {mfa, {?MODULE, send_recv_result_active, []}}, - {options, [{active, once}, {verify, verify_peer}, + {options, [{active, true}, {verify, verify_peer}, {verify_client_once, true} | ServerOpts]}]), Port = ssl_test_lib:inet_port(Server), @@ -2725,17 +2758,28 @@ client_no_wrap_sequence_number(Config) when is_list(Config) -> {options, ServerOpts}]), Port = ssl_test_lib:inet_port(Server), + Version = ssl_record:highest_protocol_version(ssl_record:supported_protocol_versions()), + Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, {host, Hostname}, {from, self()}, {mfa, {ssl_test_lib, - trigger_renegotiate, [[ErlData, N+2]]}}, + trigger_renegotiate, [[ErlData, treashold(N, Version)]]}}, {options, [{reuse_sessions, false}, {renegotiate_at, N} | ClientOpts]}]), ssl_test_lib:check_result(Client, ok), ssl_test_lib:close(Server), ssl_test_lib:close(Client). + + %% First two clauses handles 1/n-1 splitting countermeasure Rizzo/Duong-Beast +treashold(N, {3,0}) -> + (N div 2) + 1; +treashold(N, {3,1}) -> + (N div 2) + 1; +treashold(N, _) -> + N + 1. + %%-------------------------------------------------------------------- server_no_wrap_sequence_number(doc) -> ["Test that erlang server will renegotiate session when", @@ -3649,25 +3693,57 @@ connect_twice(Config) when is_list(Config) -> ssl_test_lib:close(Client1). %%-------------------------------------------------------------------- -renegotiate_dos_mitigate(doc) -> +renegotiate_dos_mitigate_active(doc) -> ["Mitigate DOS computational attack by not allowing client to renegotiate many times in a row", "immediately after each other"]; -renegotiate_dos_mitigate(suite) -> +renegotiate_dos_mitigate_active(suite) -> []; -renegotiate_dos_mitigate(Config) when is_list(Config) -> - ServerOpts = ?config(server_opts, Config), - ClientOpts = ?config(client_opts, Config), +renegotiate_dos_mitigate_active(Config) when is_list(Config) -> + ServerOpts = ?config(server_opts, Config), + ClientOpts = ?config(client_opts, Config), {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config), - - Server = - ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, + + Server = + ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, {from, self()}, {mfa, {?MODULE, send_recv_result_active, []}}, {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, + renegotiate_immediately, []}}, + {options, ClientOpts}]), + + ssl_test_lib:check_result(Client, ok, Server, ok), + ssl_test_lib:close(Server), + ssl_test_lib:close(Client). + +%%-------------------------------------------------------------------- +renegotiate_dos_mitigate_passive(doc) -> + ["Mitigate DOS computational attack by not allowing client to renegotiate many times in a row", + "immediately after each other"]; + +renegotiate_dos_mitigate_passive(suite) -> + []; + +renegotiate_dos_mitigate_passive(Config) when is_list(Config) -> + ServerOpts = ?config(server_opts, Config), + ClientOpts = ?config(client_opts, Config), + + {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config), + + Server = + ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, + {from, self()}, + {mfa, {?MODULE, send_recv_result, []}}, + {options, [{active, false} | ServerOpts]}]), + Port = ssl_test_lib:inet_port(Server), Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, {host, Hostname}, @@ -3680,7 +3756,36 @@ renegotiate_dos_mitigate(Config) when is_list(Config) -> ssl_test_lib:close(Server), ssl_test_lib:close(Client). - +%%-------------------------------------------------------------------- +tcp_error_propagation_in_active_mode(doc) -> + ["Test that process recives {ssl_error, Socket, closed} when tcp error ocurres"]; +tcp_error_propagation_in_active_mode(Config) when is_list(Config) -> + 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, no_result, []}}, + {options, ServerOpts}]), + Port = ssl_test_lib:inet_port(Server), + {Client, #sslsocket{pid=Pid} = SslSocket} = ssl_test_lib:start_client([return_socket, + {node, ClientNode}, {port, Port}, + {host, Hostname}, + {from, self()}, + {mfa, {?MODULE, receive_msg, []}}, + {options, ClientOpts}]), + + {status, _, _, StatusInfo} = sys:get_status(Pid), + [_, _,_, _, Prop] = StatusInfo, + State = ssl_test_lib:state(Prop), + Socket = element(10, State), + + %% Fake tcp error + Pid ! {tcp_error, Socket, etimedout}, + + ssl_test_lib:check_result(Client, {ssl_closed, SslSocket}). %%-------------------------------------------------------------------- %%% Internal functions @@ -3693,6 +3798,11 @@ send_recv_result(Socket) -> send_recv_result_active(Socket) -> ssl:send(Socket, "Hello world"), receive + {ssl, Socket, "H"} -> + receive + {ssl, Socket, "ello world"} -> + ok + end; {ssl, Socket, "Hello world"} -> ok end. @@ -3700,6 +3810,12 @@ send_recv_result_active(Socket) -> send_recv_result_active_once(Socket) -> ssl:send(Socket, "Hello world"), receive + {ssl, Socket, "H"} -> + ssl:setopts(Socket, [{active, once}]), + receive + {ssl, Socket, "ello world"} -> + ok + end; {ssl, Socket, "Hello world"} -> ok end. @@ -3727,7 +3843,13 @@ renegotiate_reuse_session(Socket, Data) -> renegotiate_immediately(Socket) -> receive {ssl, Socket, "Hello world"} -> - ok + ok; + %% Handle 1/n-1 splitting countermeasure Rizzo/Duong-Beast + {ssl, Socket, "H"} -> + receive + {ssl, Socket, "ello world"} -> + ok + end end, ok = ssl:renegotiate(Socket), {error, renegotiation_rejected} = ssl:renegotiate(Socket), @@ -3910,8 +4032,17 @@ erlang_ssl_receive(Socket, Data) -> {ssl, Socket, Data} -> io:format("Received ~p~n",[Data]), ok; + {ssl, Socket, Byte} when length(Byte) == 1 -> %% Handle 1/n-1 splitting countermeasure Rizzo/Duong-Beast + io:format("Received ~p~n",[Byte]), + erlang_ssl_receive(Socket, tl(Data)); Other -> test_server:fail({unexpected_message, Other}) after ?SLEEP * 3 -> test_server:fail({did_not_get, Data}) end. + +receive_msg(_) -> + receive + Msg -> + Msg + end. diff --git a/lib/ssl/test/ssl_packet_SUITE.erl b/lib/ssl/test/ssl_packet_SUITE.erl index 9d2599b778..4b74f57a60 100644 --- a/lib/ssl/test/ssl_packet_SUITE.erl +++ b/lib/ssl/test/ssl_packet_SUITE.erl @@ -158,14 +158,24 @@ all() -> packet_asn1_decode, packet_asn1_decode_list, packet_tpkt_decode, packet_tpkt_decode_list, packet_sunrm_decode, packet_sunrm_decode_list, - header_decode_one_byte, header_decode_two_bytes, - header_decode_two_bytes_one_sent, - header_decode_two_bytes_two_sent]. + {group, header} + ]. groups() -> - []. + [{header, [], [ header_decode_one_byte, + header_decode_two_bytes, + header_decode_two_bytes_one_sent, + header_decode_two_bytes_two_sent]}]. + +init_per_group(header, Config) -> + case ssl_record:highest_protocol_version(ssl_record:supported_protocol_versions()) of + {3, N} when N < 2 -> + {skip, ""}; + _ -> + Config + end; -init_per_group(_GroupName, Config) -> +init_per_group(_, Config) -> Config. end_per_group(_GroupName, Config) -> @@ -2626,6 +2636,13 @@ active_once_raw(_, _, 0, _) -> ok; active_once_raw(Socket, Data, N, Acc) -> receive + {ssl, Socket, Byte} when length(Byte) == 1 -> + ssl:setopts(Socket, [{active, once}]), + receive + {ssl, Socket, _} -> + ssl:setopts(Socket, [{active, once}]), + active_once_raw(Socket, Data, N-1, []) + end; {ssl, Socket, Data} -> ssl:setopts(Socket, [{active, once}]), active_once_raw(Socket, Data, N-1, []); @@ -2648,7 +2665,14 @@ active_once_packet(Socket,_, 0) -> {other, Other, ssl:session_info(Socket), 0} end; active_once_packet(Socket, Data, N) -> - receive + receive + {ssl, Socket, Byte} when length(Byte) == 1 -> + ssl:setopts(Socket, [{active, once}]), + receive + {ssl, Socket, _} -> + ssl:setopts(Socket, [{active, once}]), + active_once_packet(Socket, Data, N-1) + end; {ssl, Socket, Data} -> ok end, @@ -2662,6 +2686,11 @@ active_raw(_Socket, _, 0, _) -> ok; active_raw(Socket, Data, N, Acc) -> receive + {ssl, Socket, Byte} when length(Byte) == 1 -> + receive + {ssl, Socket, _} -> + active_raw(Socket, Data, N -1) + end; {ssl, Socket, Data} -> active_raw(Socket, Data, N-1, []); {ssl, Socket, Other} -> @@ -2682,6 +2711,11 @@ active_packet(Socket, _, 0) -> end; active_packet(Socket, Data, N) -> receive + {ssl, Socket, Byte} when length(Byte) == 1 -> + receive + {ssl, Socket, _} -> + active_packet(Socket, Data, N -1) + end; {ssl, Socket, Data} -> active_packet(Socket, Data, N -1); Other -> diff --git a/lib/ssl/test/ssl_session_cache_SUITE.erl b/lib/ssl/test/ssl_session_cache_SUITE.erl index 8cdfdec2ce..9c4a5ce640 100644 --- a/lib/ssl/test/ssl_session_cache_SUITE.erl +++ b/lib/ssl/test/ssl_session_cache_SUITE.erl @@ -210,7 +210,7 @@ session_cleanup(Config)when is_list(Config) -> {status, _, _, StatusInfo} = sys:get_status(whereis(ssl_manager)), [_, _,_, _, Prop] = StatusInfo, - State = state(Prop), + State = ssl_test_lib:state(Prop), Cache = element(2, State), SessionTimer = element(6, State), @@ -238,11 +238,6 @@ session_cleanup(Config)when is_list(Config) -> ssl_test_lib:close(Server), ssl_test_lib:close(Client). -state([{data,[{"State", State}]} | _]) -> - State; -state([_ | Rest]) -> - state(Rest). - check_timer(Timer) -> case erlang:read_timer(Timer) of false -> @@ -256,7 +251,7 @@ check_timer(Timer) -> get_delay_timer() -> {status, _, _, StatusInfo} = sys:get_status(whereis(ssl_manager)), [_, _,_, _, Prop] = StatusInfo, - State = state(Prop), + State = ssl_test_lib:state(Prop), case element(7, State) of undefined -> test_server:sleep(?SLEEP), diff --git a/lib/ssl/test/ssl_test_lib.erl b/lib/ssl/test/ssl_test_lib.erl index 46a8112a41..fa8a1826f2 100644 --- a/lib/ssl/test/ssl_test_lib.erl +++ b/lib/ssl/test/ssl_test_lib.erl @@ -662,6 +662,9 @@ cipher_result(Socket, Result) -> %% to properly test "cipher state" handling ssl:send(Socket, "Hello\n"), receive + {ssl, Socket, "H"} -> + ssl:send(Socket, " world\n"), + receive_rizzo_duong_beast(); {ssl, Socket, "Hello\n"} -> ssl:send(Socket, " world\n"), receive @@ -687,3 +690,21 @@ public_key(#'PrivateKeyInfo'{privateKeyAlgorithm = public_key:der_decode('DSAPrivateKey', iolist_to_binary(Key)); public_key(Key) -> Key. +receive_rizzo_duong_beast() -> + receive + {ssl, _, "ello\n"} -> + receive + {ssl, _, " "} -> + receive + {ssl, _, "world\n"} -> + ok + end + end + end. + +state([{data,[{"State", State}]} | _]) -> + State; +state([{data,[{"StateData", State}]} | _]) -> + State; +state([_ | Rest]) -> + state(Rest). diff --git a/lib/ssl/test/ssl_to_openssl_SUITE.erl b/lib/ssl/test/ssl_to_openssl_SUITE.erl index f37baeb9de..f04ab9af50 100644 --- a/lib/ssl/test/ssl_to_openssl_SUITE.erl +++ b/lib/ssl/test/ssl_to_openssl_SUITE.erl @@ -849,7 +849,9 @@ ssl3_erlang_server_erlang_client_client_cert(Config) when is_list(Config) -> Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, {from, self()}, {mfa, {?MODULE, - erlang_ssl_receive, [Data]}}, + erlang_ssl_receive, + %% Due to 1/n-1 splitting countermeasure Rizzo/Duong-Beast + [Data]}}, {options, [{verify , verify_peer} | ServerOpts]}]), @@ -858,6 +860,7 @@ ssl3_erlang_server_erlang_client_client_cert(Config) when is_list(Config) -> Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, {host, Hostname}, {from, self()}, + %% Due to 1/n-1 splitting countermeasure Rizzo/Duong-Beast {mfa, {ssl, send, [Data]}}, {options, [{versions, [sslv3]} | ClientOpts]}]), @@ -869,6 +872,7 @@ ssl3_erlang_server_erlang_client_client_cert(Config) when is_list(Config) -> process_flag(trap_exit, false), ok. + %%-------------------------------------------------------------------- tls1_erlang_client_openssl_server(doc) -> @@ -1350,6 +1354,8 @@ erlang_ssl_receive(Socket, Data) -> %% open_ssl server sometimes hangs waiting in blocking read ssl:send(Socket, "Got it"), ok; + {ssl, Socket, Byte} when length(Byte) == 1 -> + erlang_ssl_receive(Socket, tl(Data)); {Port, {data,Debug}} when is_port(Port) -> io:format("openssl ~s~n",[Debug]), erlang_ssl_receive(Socket,Data); |