diff options
Diffstat (limited to 'lib/ssl/src')
-rw-r--r-- | lib/ssl/src/Makefile | 6 | ||||
-rw-r--r-- | lib/ssl/src/dtls_connection.erl | 12 | ||||
-rw-r--r-- | lib/ssl/src/dtls_record.erl | 1 | ||||
-rw-r--r-- | lib/ssl/src/dtls_udp_listener.erl | 22 | ||||
-rw-r--r-- | lib/ssl/src/inet6_tls_dist.erl | 7 | ||||
-rw-r--r-- | lib/ssl/src/inet_tls_dist.erl | 716 | ||||
-rw-r--r-- | lib/ssl/src/ssl.app.src | 8 | ||||
-rw-r--r-- | lib/ssl/src/ssl.erl | 32 | ||||
-rw-r--r-- | lib/ssl/src/ssl_alert.erl | 4 | ||||
-rw-r--r-- | lib/ssl/src/ssl_cipher.erl | 215 | ||||
-rw-r--r-- | lib/ssl/src/ssl_cipher.hrl | 51 | ||||
-rw-r--r-- | lib/ssl/src/ssl_connection.erl | 405 | ||||
-rw-r--r-- | lib/ssl/src/ssl_crl_cache.erl | 10 | ||||
-rw-r--r-- | lib/ssl/src/ssl_dist_sup.erl | 12 | ||||
-rw-r--r-- | lib/ssl/src/ssl_handshake.erl | 109 | ||||
-rw-r--r-- | lib/ssl/src/ssl_handshake.hrl | 11 | ||||
-rw-r--r-- | lib/ssl/src/ssl_internal.hrl | 2 | ||||
-rw-r--r-- | lib/ssl/src/ssl_record.erl | 2 | ||||
-rw-r--r-- | lib/ssl/src/ssl_tls_dist_proxy.erl | 493 | ||||
-rw-r--r-- | lib/ssl/src/ssl_v2.erl | 38 | ||||
-rw-r--r-- | lib/ssl/src/tls_connection.erl | 44 | ||||
-rw-r--r-- | lib/ssl/src/tls_handshake.erl | 55 | ||||
-rw-r--r-- | lib/ssl/src/tls_record.erl | 32 | ||||
-rw-r--r-- | lib/ssl/src/tls_v1.erl | 24 |
24 files changed, 1331 insertions, 980 deletions
diff --git a/lib/ssl/src/Makefile b/lib/ssl/src/Makefile index 2e7df9792e..11b3e65912 100644 --- a/lib/ssl/src/Makefile +++ b/lib/ssl/src/Makefile @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 1999-2016. All Rights Reserved. +# Copyright Ericsson AB 1999-2017. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -84,11 +84,9 @@ MODULES= \ tls_record \ dtls_record \ ssl_record \ - ssl_v2 \ ssl_v3 \ tls_v1 \ - dtls_v1 \ - ssl_tls_dist_proxy + dtls_v1 INTERNAL_HRL_FILES = \ ssl_alert.hrl ssl_cipher.hrl \ diff --git a/lib/ssl/src/dtls_connection.erl b/lib/ssl/src/dtls_connection.erl index 03725089dd..7bc7fc3fc6 100644 --- a/lib/ssl/src/dtls_connection.erl +++ b/lib/ssl/src/dtls_connection.erl @@ -473,7 +473,8 @@ init(Type, Event, State) -> error(enter, _, State) -> {keep_state, State}; error({call, From}, {start, _Timeout}, {Error, State}) -> - {stop_and_reply, normal, {reply, From, {error, Error}}, State}; + ssl_connection:stop_and_reply( + normal, {reply, From, {error, Error}}, State); error({call, _} = Call, Msg, State) -> gen_handshake(?FUNCTION_NAME, Call, Msg, State); error(_, _, _) -> @@ -840,7 +841,7 @@ handle_info({Protocol, _, _, _, Data}, StateName, next_event(StateName, Record, State); #alert{} = Alert -> ssl_connection:handle_normal_shutdown(Alert, StateName, State0), - {stop, {shutdown, own_alert}} + ssl_connection:stop({shutdown, own_alert}, State0) end; handle_info({CloseTag, Socket}, StateName, #state{socket = Socket, @@ -865,7 +866,7 @@ handle_info({CloseTag, Socket}, StateName, ok end, ssl_connection:handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State), - {stop, {shutdown, transport_closed}}; + ssl_connection:stop({shutdown, transport_closed}, State); true -> %% Fixes non-delivery of final DTLS record in {active, once}. %% Basically allows the application the opportunity to set {active, once} again @@ -893,7 +894,7 @@ handle_state_timeout(flight_retransmission_timeout, StateName, handle_alerts([], Result) -> Result; -handle_alerts(_, {stop,_} = Stop) -> +handle_alerts(_, {stop, _, _} = Stop) -> Stop; handle_alerts([Alert | Alerts], {next_state, StateName, State}) -> handle_alerts(Alerts, ssl_connection:handle_alert(Alert, StateName, State)); @@ -969,8 +970,7 @@ unprocessed_events(Events) -> update_handshake_history(#hello_verify_request{}, _, Hist) -> Hist; update_handshake_history(_, Handshake, Hist) -> - %% DTLS never needs option "v2_hello_compatible" to be true - ssl_handshake:update_handshake_history(Hist, iolist_to_binary(Handshake), false). + ssl_handshake:update_handshake_history(Hist, iolist_to_binary(Handshake)). prepare_flight(#state{flight_buffer = Flight, connection_states = ConnectionStates0, protocol_buffers = diff --git a/lib/ssl/src/dtls_record.erl b/lib/ssl/src/dtls_record.erl index 316de05532..2938fd460f 100644 --- a/lib/ssl/src/dtls_record.erl +++ b/lib/ssl/src/dtls_record.erl @@ -440,7 +440,6 @@ get_dtls_records_aux(<<?BYTE(?CHANGE_CIPHER_SPEC),?BYTE(MajVer),?BYTE(MinVer), version = {MajVer, MinVer}, epoch = Epoch, sequence_number = SequenceNumber, fragment = Data} | Acc]); - get_dtls_records_aux(<<?BYTE(_), ?BYTE(_MajVer), ?BYTE(_MinVer), ?UINT16(Length), _/binary>>, _Acc) when Length > ?MAX_CIPHER_TEXT_LENGTH -> diff --git a/lib/ssl/src/dtls_udp_listener.erl b/lib/ssl/src/dtls_udp_listener.erl index 12e54a0e51..0608c6bd2b 100644 --- a/lib/ssl/src/dtls_udp_listener.erl +++ b/lib/ssl/src/dtls_udp_listener.erl @@ -35,7 +35,7 @@ -record(state, {port, - listner, + listener, dtls_options, emulated_options, dtls_msq_queues = kv_new(), @@ -81,7 +81,7 @@ init([Port, EmOpts, InetOptions, DTLSOptions]) -> first = true, dtls_options = DTLSOptions, emulated_options = EmOpts, - listner = Socket, + listener = Socket, close = false}} catch _:_ -> {stop, {shutdown, {error, closed}}} @@ -91,7 +91,7 @@ handle_call({accept, _}, _, #state{close = true} = State) -> handle_call({accept, Accepter}, From, #state{first = true, accepters = Accepters, - listner = Socket} = State0) -> + listener = Socket} = State0) -> next_datagram(Socket), State = State0#state{first = false, accepters = queue:in({Accepter, From}, Accepters)}, @@ -100,7 +100,7 @@ handle_call({accept, Accepter}, From, #state{first = true, handle_call({accept, Accepter}, From, #state{accepters = Accepters} = State0) -> State = State0#state{accepters = queue:in({Accepter, From}, Accepters)}, {noreply, State}; -handle_call(sockname, _, #state{listner = Socket} = State) -> +handle_call(sockname, _, #state{listener = Socket} = State) -> Reply = inet:sockname(Socket), {reply, Reply, State}; handle_call(close, _, #state{dtls_processes = Processes, @@ -114,7 +114,7 @@ handle_call(close, _, #state{dtls_processes = Processes, end, queue:to_list(Accepters)), {reply, ok, State#state{close = true, accepters = queue:new()}} end; -handle_call({get_sock_opts, {SocketOptNames, EmOptNames}}, _, #state{listner = Socket, +handle_call({get_sock_opts, {SocketOptNames, EmOptNames}}, _, #state{listener = Socket, emulated_options = EmOpts} = State) -> case get_socket_opts(Socket, SocketOptNames) of {ok, Opts} -> @@ -125,7 +125,7 @@ handle_call({get_sock_opts, {SocketOptNames, EmOptNames}}, _, #state{listner = S handle_call(get_all_opts, _, #state{dtls_options = DTLSOptions, emulated_options = EmOpts} = State) -> {reply, {ok, EmOpts, DTLSOptions}, State}; -handle_call({set_sock_opts, {SocketOpts, NewEmOpts}}, _, #state{listner = Socket, emulated_options = EmOpts0} = State) -> +handle_call({set_sock_opts, {SocketOpts, NewEmOpts}}, _, #state{listener = Socket, emulated_options = EmOpts0} = State) -> set_socket_opts(Socket, SocketOpts), EmOpts = do_set_emulated_opts(NewEmOpts, EmOpts0), {reply, ok, State#state{emulated_options = EmOpts}}. @@ -134,7 +134,7 @@ handle_cast({active_once, Client, Pid}, State0) -> State = handle_active_once(Client, Pid, State0), {noreply, State}. -handle_info({udp, Socket, IP, InPortNo, _} = Msg, #state{listner = Socket} = State0) -> +handle_info({udp, Socket, IP, InPortNo, _} = Msg, #state{listener = Socket} = State0) -> State = handle_datagram({IP, InPortNo}, Msg, State0), next_datagram(Socket), {noreply, State}; @@ -142,11 +142,11 @@ handle_info({udp, Socket, IP, InPortNo, _} = Msg, #state{listner = Socket} = Sta %% UDP socket does not have a connection and should not receive an econnreset %% This does however happens on on some windows versions. Just ignoring it %% appears to make things work as expected! -handle_info({udp_error, Socket, econnreset = Error}, #state{listner = Socket} = State) -> +handle_info({udp_error, Socket, econnreset = Error}, #state{listener = Socket} = State) -> Report = io_lib:format("Ignore SSL UDP Listener: Socket error: ~p ~n", [Error]), error_logger:info_report(Report), {noreply, State}; -handle_info({udp_error, Socket, Error}, #state{listner = Socket} = State) -> +handle_info({udp_error, Socket, Error}, #state{listener = Socket} = State) -> Report = io_lib:format("SSL UDP Listener shutdown: Socket error: ~p ~n", [Error]), error_logger:info_report(Report), {noreply, State#state{close=true}}; @@ -228,10 +228,10 @@ setup_new_connection(User, From, Client, Msg, #state{dtls_processes = Processes, dtls_msq_queues = MsgQueues, dtls_options = DTLSOpts, port = Port, - listner = Socket, + listener = Socket, emulated_options = EmOpts} = State) -> ConnArgs = [server, "localhost", Port, {self(), {Client, Socket}}, - {DTLSOpts, EmOpts, udp_listner}, User, dtls_socket:default_cb_info()], + {DTLSOpts, EmOpts, udp_listener}, User, dtls_socket:default_cb_info()], case dtls_connection_sup:start_child(ConnArgs) of {ok, Pid} -> erlang:monitor(process, Pid), diff --git a/lib/ssl/src/inet6_tls_dist.erl b/lib/ssl/src/inet6_tls_dist.erl index ffd7296f93..96ce4d493a 100644 --- a/lib/ssl/src/inet6_tls_dist.erl +++ b/lib/ssl/src/inet6_tls_dist.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2015. All Rights Reserved. +%% Copyright Ericsson AB 2015-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -21,7 +21,8 @@ %% -module(inet6_tls_dist). --export([childspecs/0, listen/1, accept/1, accept_connection/5, +-export([childspecs/0]). +-export([listen/1, accept/1, accept_connection/5, setup/5, close/1, select/1]). childspecs() -> @@ -43,4 +44,4 @@ setup(Node, Type, MyNode, LongOrShortNames,SetupTime) -> inet_tls_dist:gen_setup(inet6_tcp, Node, Type, MyNode, LongOrShortNames,SetupTime). close(Socket) -> - inet_tls_dist:close(Socket). + inet_tls_dist:gen_close(inet6_tcp, Socket). diff --git a/lib/ssl/src/inet_tls_dist.erl b/lib/ssl/src/inet_tls_dist.erl index 4c677b9c33..8e605bec65 100644 --- a/lib/ssl/src/inet_tls_dist.erl +++ b/lib/ssl/src/inet_tls_dist.erl @@ -21,17 +21,26 @@ %% -module(inet_tls_dist). --export([childspecs/0, listen/1, accept/1, accept_connection/5, +-export([childspecs/0]). +-export([listen/1, accept/1, accept_connection/5, setup/5, close/1, select/1, is_node_name/1]). %% Generalized dist API -export([gen_listen/2, gen_accept/2, gen_accept_connection/6, - gen_setup/6, gen_select/2]). + gen_setup/6, gen_close/2, gen_select/2]). + +-export([split_node/1, nodelay/0]). + +-export([dbg/0]). % Debug -include_lib("kernel/include/net_address.hrl"). -include_lib("kernel/include/dist.hrl"). -include_lib("kernel/include/dist_util.hrl"). +-include("ssl_api.hrl"). + +%% ------------------------------------------------------------------------- + childspecs() -> {ok, [{ssl_dist_sup,{ssl_dist_sup, start_link, []}, permanent, infinity, supervisor, [ssl_dist_sup]}]}. @@ -40,127 +49,398 @@ select(Node) -> gen_select(inet_tcp, Node). gen_select(Driver, Node) -> - case split_node(atom_to_list(Node), $@, []) of - [_, Host] -> - case inet:getaddr(Host, Driver:family()) of + case split_node(Node) of + false -> + false; + Host -> + case Driver:getaddr(Host) of {ok, _} -> true; _ -> false - end; - _ -> - false + end end. -is_node_name(Node) when is_atom(Node) -> - select(Node); -is_node_name(_) -> - false. +%% ------------------------------------------------------------------------- + +is_node_name(Node) -> + case split_node(Node) of + false -> + false; + _Host -> + true + end. + +%% ------------------------------------------------------------------------- + +hs_data_common(#sslsocket{pid = DistCtrl} = SslSocket) -> + #hs_data{ + f_send = + fun (Ctrl, Packet) when Ctrl == DistCtrl -> + f_send(SslSocket, Packet) + end, + f_recv = + fun (Ctrl, Length, Timeout) when Ctrl == DistCtrl -> + f_recv(SslSocket, Length, Timeout) + end, + f_setopts_pre_nodeup = + fun (Ctrl) when Ctrl == DistCtrl -> + f_setopts_pre_nodeup(SslSocket) + end, + f_setopts_post_nodeup = + fun (Ctrl) when Ctrl == DistCtrl -> +%%% sys:trace(Ctrl, true), + f_setopts_post_nodeup(SslSocket) + end, + f_getll = + fun (Ctrl) when Ctrl == DistCtrl -> + f_getll(DistCtrl) + end, + f_address = + fun (Ctrl, Node) when Ctrl == DistCtrl -> + f_address(SslSocket, Node) + end, + mf_tick = + fun (Ctrl) when Ctrl == DistCtrl -> + mf_tick(DistCtrl) + end, + mf_getstat = + fun (Ctrl) when Ctrl == DistCtrl -> + mf_getstat(SslSocket) + end, + mf_setopts = + fun (Ctrl, Opts) when Ctrl == DistCtrl -> + mf_setopts(SslSocket, Opts) + end, + mf_getopts = + fun (Ctrl, Opts) when Ctrl == DistCtrl -> + mf_getopts(SslSocket, Opts) + end, + f_handshake_complete = + fun (Ctrl, Node, DHandle) when Ctrl == DistCtrl -> + f_handshake_complete(DistCtrl, Node, DHandle) + end}. + +f_send(SslSocket, Packet) -> + ssl:send(SslSocket, Packet). + +f_recv(SslSocket, Length, Timeout) -> + case ssl:recv(SslSocket, Length, Timeout) of + {ok, Bin} when is_binary(Bin) -> + {ok, binary_to_list(Bin)}; + Other -> + Other + end. + +f_setopts_pre_nodeup(_SslSocket) -> + ok. + +f_setopts_post_nodeup(_SslSocket) -> + ok. + +f_getll(DistCtrl) -> + {ok, DistCtrl}. + +f_address(SslSocket, Node) -> + case ssl:peername(SslSocket) of + {ok, Address} -> + case split_node(Node) of + false -> + {error, no_node}; + Host -> + #net_address{ + address=Address, host=Host, + protocol=tls, family=inet} + end + end. + +mf_tick(DistCtrl) -> + DistCtrl ! tick, + ok. + +mf_getstat(SslSocket) -> + case ssl:getstat( + SslSocket, [recv_cnt, send_cnt, send_pend]) of + {ok, Stat} -> + split_stat(Stat,0,0,0); + Error -> + Error + end. + +mf_setopts(SslSocket, Opts) -> + case setopts_filter(Opts) of + [] -> + ssl:setopts(SslSocket, Opts); + Opts1 -> + {error, {badopts,Opts1}} + end. + +mf_getopts(SslSocket, Opts) -> + ssl:getopts(SslSocket, Opts). + +f_handshake_complete(DistCtrl, Node, DHandle) -> + ssl_connection:handshake_complete(DistCtrl, Node, DHandle). + + +setopts_filter(Opts) -> + [Opt || {K,_} = Opt <- Opts, + K =:= active orelse K =:= deliver orelse K =:= packet]. + +split_stat([{recv_cnt, R}|Stat], _, W, P) -> + split_stat(Stat, R, W, P); +split_stat([{send_cnt, W}|Stat], R, _, P) -> + split_stat(Stat, R, W, P); +split_stat([{send_pend, P}|Stat], R, W, _) -> + split_stat(Stat, R, W, P); +split_stat([], R, W, P) -> + {ok, R, W, P}. + +%% ------------------------------------------------------------------------- listen(Name) -> gen_listen(inet_tcp, Name). gen_listen(Driver, Name) -> - ssl_tls_dist_proxy:listen(Driver, Name). + case inet_tcp_dist:gen_listen(Driver, Name) of + {ok, {Socket, Address, Creation}} -> + inet:setopts(Socket, [{packet, 4}]), + {ok, {Socket, Address#net_address{protocol=tls}, Creation}}; + Other -> + Other + end. + +%% ------------------------------------------------------------------------- accept(Listen) -> gen_accept(inet_tcp, Listen). gen_accept(Driver, Listen) -> - ssl_tls_dist_proxy:accept(Driver, Listen). + Kernel = self(), + monitor_pid( + spawn_opt( + fun () -> + accept_loop(Driver, Listen, Kernel) + end, + [link, {priority, max}])). -accept_connection(AcceptPid, Socket, MyNode, Allowed, SetupTime) -> - gen_accept_connection(inet_tcp, AcceptPid, Socket, MyNode, Allowed, SetupTime). +accept_loop(Driver, Listen, Kernel) -> + case Driver:accept(Listen) of + {ok, Socket} -> + Opts = get_ssl_options(server), + wait_for_code_server(), + case ssl:ssl_accept( + Socket, [{active, false}, {packet, 4}] ++ Opts, + net_kernel:connecttime()) of + {ok, #sslsocket{pid = DistCtrl} = SslSocket} -> + monitor_pid(DistCtrl), + trace( + Kernel ! + {accept, self(), DistCtrl, + Driver:family(), tls}), + receive + {Kernel, controller, Pid} -> + ok = ssl:controlling_process(SslSocket, Pid), + trace( + Pid ! {self(), controller}); + {Kernel, unsupported_protocol} -> + exit(trace(unsupported_protocol)) + end, + accept_loop(Driver, Listen, Kernel); + {error, {options, _}} = Error -> + %% Bad options: that's probably our fault. + %% Let's log that. + error_logger:error_msg( + "Cannot accept TLS distribution connection: ~s~n", + [ssl:format_error(Error)]), + _ = trace(Error), + gen_tcp:close(Socket); + Other -> + _ = trace(Other), + gen_tcp:close(Socket) + end; + Error -> + exit(trace(Error)) + end, + accept_loop(Driver, Listen, Kernel). + +wait_for_code_server() -> + %% This is an ugly hack. Upgrading a socket to TLS requires the + %% crypto module to be loaded. Loading the crypto module triggers + %% its on_load function, which calls code:priv_dir/1 to find the + %% directory where its NIF library is. However, distribution is + %% started earlier than the code server, so the code server is not + %% necessarily started yet, and code:priv_dir/1 might fail because + %% of that, if we receive an incoming connection on the + %% distribution port early enough. + %% + %% If the on_load function of a module fails, the module is + %% unloaded, and the function call that triggered loading it fails + %% with 'undef', which is rather confusing. + %% + %% Thus, the accept process will terminate, and be + %% restarted by ssl_dist_sup. However, it won't have any memory + %% of being asked by net_kernel to listen for incoming + %% connections. Hence, the node will believe that it's open for + %% distribution, but it actually isn't. + %% + %% So let's avoid that by waiting for the code server to start. + case whereis(code_server) of + undefined -> + timer:sleep(10), + wait_for_code_server(); + Pid when is_pid(Pid) -> + ok + end. -gen_accept_connection(Driver, AcceptPid, Socket, MyNode, Allowed, SetupTime) -> +%% ------------------------------------------------------------------------- + +accept_connection(AcceptPid, DistCtrl, MyNode, Allowed, SetupTime) -> + gen_accept_connection( + inet_tcp, AcceptPid, DistCtrl, MyNode, Allowed, SetupTime). + +gen_accept_connection( + Driver, AcceptPid, DistCtrl, MyNode, Allowed, SetupTime) -> Kernel = self(), - spawn_link(fun() -> do_accept(Driver, Kernel, AcceptPid, Socket, - MyNode, Allowed, SetupTime) end). + monitor_pid( + spawn_opt( + fun() -> + do_accept( + Driver, Kernel, AcceptPid, DistCtrl, + MyNode, Allowed, SetupTime) + end, + [link, {priority, max}])). + +do_accept(Driver, Kernel, AcceptPid, DistCtrl, MyNode, Allowed, SetupTime) -> + SslSocket = ssl_connection:get_sslsocket(DistCtrl), + receive + {AcceptPid, controller} -> + Timer = dist_util:start_timer(SetupTime), + case check_ip(Driver, SslSocket) of + true -> + HSData0 = hs_data_common(SslSocket), + HSData = + HSData0#hs_data{ + kernel_pid = Kernel, + this_node = MyNode, + socket = DistCtrl, + timer = Timer, + this_flags = 0, + allowed = Allowed}, + link(DistCtrl), + dist_util:handshake_other_started(trace(HSData)); + {false,IP} -> + error_logger:error_msg( + "** Connection attempt from " + "disallowed IP ~w ** ~n", [IP]), + ?shutdown2(no_node, trace({disallowed, IP})) + end + end. -setup(Node, Type, MyNode, LongOrShortNames,SetupTime) -> - gen_setup(inet_tcp, Node, Type, MyNode, LongOrShortNames,SetupTime). -gen_setup(Driver, Node, Type, MyNode, LongOrShortNames,SetupTime) -> + +setup(Node, Type, MyNode, LongOrShortNames, SetupTime) -> + gen_setup(inet_tcp, Node, Type, MyNode, LongOrShortNames, SetupTime). + +gen_setup(Driver, Node, Type, MyNode, LongOrShortNames, SetupTime) -> Kernel = self(), - spawn_opt(fun() -> do_setup(Driver, Kernel, Node, Type, MyNode, LongOrShortNames, SetupTime) end, [link, {priority, max}]). - + monitor_pid( + spawn_opt( + fun() -> + do_setup( + Driver, Kernel, Node, Type, + MyNode, LongOrShortNames, SetupTime) + end, + [link, {priority, max}])). + do_setup(Driver, Kernel, Node, Type, MyNode, LongOrShortNames, SetupTime) -> [Name, Address] = splitnode(Driver, Node, LongOrShortNames), - case inet:getaddr(Address, Driver:family()) of + case Driver:getaddr(Address) of {ok, Ip} -> - Timer = dist_util:start_timer(SetupTime), + Timer = trace(dist_util:start_timer(SetupTime)), ErlEpmd = net_kernel:epmd_module(), case ErlEpmd:port_please(Name, Ip) of {port, TcpPort, Version} -> - ?trace("port_please(~p) -> version ~p~n", - [Node,Version]), + Opts = + trace( + connect_options( + [{server_name_indication, atom_to_list(Node)} + |get_ssl_options(client)])), dist_util:reset_timer(Timer), - case - ssl_tls_dist_proxy:connect( - Driver, Address, TcpPort, - [{server_name_indication, atom_to_list(Node)}]) - of - {ok, Socket} -> - HSData = connect_hs_data(Kernel, Node, MyNode, Socket, - Timer, Version, Ip, TcpPort, Address, - Type), - dist_util:handshake_we_started(HSData); + case ssl:connect( + Address, TcpPort, + [binary, {active, false}, {packet, 4}, + Driver:family(), nodelay()] ++ Opts, + net_kernel:connecttime()) of + {ok, #sslsocket{pid = DistCtrl} = SslSocket} -> + monitor_pid(DistCtrl), + ok = ssl:controlling_process(SslSocket, self()), + HSData0 = hs_data_common(SslSocket), + HSData = + HSData0#hs_data{ + kernel_pid = Kernel, + other_node = Node, + this_node = MyNode, + socket = DistCtrl, + timer = Timer, + this_flags = 0, + other_version = Version, + request_type = Type}, + link(DistCtrl), + dist_util:handshake_we_started(trace(HSData)); Other -> %% Other Node may have closed since %% port_please ! - ?trace("other node (~p) " - "closed since port_please.~n", - [Node]), - ?shutdown2(Node, {shutdown, {connect_failed, Other}}) + ?shutdown2( + Node, + trace( + {ssl_connect_failed, Ip, TcpPort, Other})) end; Other -> - ?trace("port_please (~p) " - "failed.~n", [Node]), - ?shutdown2(Node, {shutdown, {port_please_failed, Other}}) + ?shutdown2( + Node, + trace( + {port_please_failed, ErlEpmd, Name, Ip, Other})) end; Other -> - ?trace("inet_getaddr(~p) " - "failed (~p).~n", [Node,Other]), - ?shutdown2(Node, {shutdown, {inet_getaddr_failed, Other}}) + ?shutdown2( + Node, + trace({getaddr_failed, Driver, Address, Other})) end. close(Socket) -> - gen_tcp:close(Socket), - ok. + gen_close(inet, Socket). + +gen_close(Driver, Socket) -> + trace(Driver:close(Socket)). -do_accept(Driver, Kernel, AcceptPid, Socket, MyNode, Allowed, SetupTime) -> - process_flag(priority, max), - receive - {AcceptPid, controller} -> - Timer = dist_util:start_timer(SetupTime), - case check_ip(Driver, Socket) of - true -> - HSData = accept_hs_data(Kernel, MyNode, Socket, Timer, Allowed), - dist_util:handshake_other_started(HSData); - {false,IP} -> - error_logger:error_msg("** Connection attempt from " - "disallowed IP ~w ** ~n", [IP]), - ?shutdown(no_node) - end - end. %% ------------------------------------------------------------ %% Do only accept new connection attempts from nodes at our %% own LAN, if the check_ip environment parameter is true. %% ------------------------------------------------------------ -check_ip(Driver, Socket) -> +check_ip(Driver, SslSocket) -> case application:get_env(check_ip) of {ok, true} -> - case get_ifs(Socket) of + case get_ifs(SslSocket) of {ok, IFs, IP} -> check_ip(Driver, IFs, IP); - _ -> - ?shutdown(no_node) + Other -> + ?shutdown2( + no_node, trace({check_ip_failed, SslSocket, Other})) end; _ -> true end. -get_ifs(Socket) -> +check_ip(Driver, [{OwnIP, _, Netmask}|IFs], PeerIP) -> + case {Driver:mask(Netmask, PeerIP), Driver:mask(Netmask, OwnIP)} of + {M, M} -> true; + _ -> check_ip(IFs, PeerIP) + end; +check_ip(_Driver, [], PeerIP) -> + {false, PeerIP}. + +get_ifs(#sslsocket{fd = {gen_tcp, Socket, _}}) -> case inet:peername(Socket) of {ok, {IP, _}} -> + %% XXX this is seriously broken for IPv6 case inet:getif(Socket) of {ok, IFs} -> {ok, IFs, IP}; Error -> Error @@ -169,125 +449,217 @@ get_ifs(Socket) -> Error end. -check_ip(Driver, [{OwnIP, _, Netmask}|IFs], PeerIP) -> - case {Driver:mask(Netmask, PeerIP), Driver:mask(Netmask, OwnIP)} of - {M, M} -> true; - _ -> check_ip(IFs, PeerIP) - end; -check_ip(_Driver, [], PeerIP) -> - {false, PeerIP}. - %% If Node is illegal terminate the connection setup!! splitnode(Driver, Node, LongOrShortNames) -> - case split_node(atom_to_list(Node), $@, []) of - [Name|Tail] when Tail =/= [] -> - Host = lists:append(Tail), + case string:split(atom_to_list(Node), "@") of + [Name, Host] when Host =/= [] -> check_node(Driver, Name, Node, Host, LongOrShortNames); [_] -> - error_logger:error_msg("** Nodename ~p illegal, no '@' character **~n", - [Node]), - ?shutdown(Node); + error_logger:error_msg( + "** Nodename ~p illegal, no '@' character **~n", + [Node]), + ?shutdown2(Node, trace({illegal_node_n@me, Node})); _ -> - error_logger:error_msg("** Nodename ~p illegal **~n", [Node]), - ?shutdown(Node) + error_logger:error_msg( + "** Nodename ~p illegal **~n", [Node]), + ?shutdown2(Node, trace({illegal_node_name, Node})) end. check_node(Driver, Name, Node, Host, LongOrShortNames) -> - case split_node(Host, $., []) of + case string:split(Host, ".") of [_] when LongOrShortNames == longnames -> case Driver:parse_address(Host) of {ok, _} -> [Name, Host]; _ -> - error_logger:error_msg("** System running to use " - "fully qualified " - "hostnames **~n" - "** Hostname ~s is illegal **~n", - [Host]), - ?shutdown(Node) + error_logger:error_msg( + "** System running to use " + "fully qualified hostnames **~n" + "** Hostname ~s is illegal **~n", + [Host]), + ?shutdown2(Node, trace({not_longnames, Host})) end; - [_, _ | _] when LongOrShortNames == shortnames -> - error_logger:error_msg("** System NOT running to use fully qualified " - "hostnames **~n" - "** Hostname ~s is illegal **~n", - [Host]), - ?shutdown(Node); + [_, _] when LongOrShortNames == shortnames -> + error_logger:error_msg( + "** System NOT running to use " + "fully qualified hostnames **~n" + "** Hostname ~s is illegal **~n", + [Host]), + ?shutdown2(Node, trace({not_shortnames, Host})); _ -> [Name, Host] end. -split_node([Chr|T], Chr, Ack) -> - [lists:reverse(Ack)|split_node(T, Chr, [])]; -split_node([H|T], Chr, Ack) -> - split_node(T, Chr, [H|Ack]); -split_node([], _, Ack) -> - [lists:reverse(Ack)]. - -connect_hs_data(Kernel, Node, MyNode, Socket, Timer, Version, Ip, TcpPort, Address, Type) -> - common_hs_data(Kernel, MyNode, Socket, Timer, - #hs_data{other_node = Node, - other_version = Version, - f_address = - fun(_,_) -> - #net_address{address = {Ip,TcpPort}, - host = Address, - protocol = proxy, - family = inet} - end, - request_type = Type - }). - -accept_hs_data(Kernel, MyNode, Socket, Timer, Allowed) -> - common_hs_data(Kernel, MyNode, Socket, Timer, #hs_data{ - allowed = Allowed, - f_address = fun get_remote_id/2 - }). - -common_hs_data(Kernel, MyNode, Socket, Timer, HsData) -> - HsData#hs_data{ - kernel_pid = Kernel, - this_node = MyNode, - socket = Socket, - timer = Timer, - this_flags = 0, - f_send = - fun(S,D) -> - gen_tcp:send(S,D) - end, - f_recv = - fun(S,N,T) -> - gen_tcp:recv(S,N,T) - end, - f_setopts_pre_nodeup = - fun(S) -> - inet:setopts(S, [{active, false}, {packet, 4}]) - end, - f_setopts_post_nodeup = - fun(S) -> - inet:setopts(S, [{deliver, port},{active, true}]) - end, - f_getll = - fun(S) -> - inet:getll(S) - end, - mf_tick = - fun(S) -> - gen_tcp:send(S, <<>>) - end, - mf_getstat = - fun(S) -> - {ok, Stats} = inet:getstat(S, [recv_cnt, send_cnt, send_pend]), - R = proplists:get_value(recv_cnt, Stats, 0), - W = proplists:get_value(send_cnt, Stats, 0), - P = proplists:get_value(send_pend, Stats, 0), - {ok, R,W,P} - end}. - -get_remote_id(Socket, _Node) -> - case ssl_tls_dist_proxy:get_tcp_address(Socket) of - {ok, Address} -> - Address; - {error, _Reason} -> - ?shutdown(no_node) +split_node(Node) when is_atom(Node) -> + case string:split(atom_to_list(Node), "@") of + [Name, Host] when Name =/= [], Host =/= [] -> + Host; + _ -> + false + end; +split_node(_) -> + false. + +%% ------------------------------------------------------------------------- + +connect_options(Opts) -> + case application:get_env(kernel, inet_dist_connect_options) of + {ok,ConnectOpts} -> + lists:ukeysort(1, ConnectOpts ++ Opts); + _ -> + Opts + end. + +%% we may not always want the nodelay behaviour +%% for performance reasons +nodelay() -> + case application:get_env(kernel, dist_nodelay) of + undefined -> + {nodelay, true}; + {ok, true} -> + {nodelay, true}; + {ok, false} -> + {nodelay, false}; + _ -> + {nodelay, true} end. + + +get_ssl_options(Type) -> + try ets:lookup(ssl_dist_opts, Type) of + [{Type, Opts}] -> + [{erl_dist, true} | Opts]; + _ -> + get_ssl_dist_arguments(Type) + catch + error:badarg -> + get_ssl_dist_arguments(Type) + end. + +get_ssl_dist_arguments(Type) -> + case init:get_argument(ssl_dist_opt) of + {ok, Args} -> + [{erl_dist, true} | ssl_options(Type, lists:append(Args))]; + _ -> + [{erl_dist, true}] + end. + +ssl_options(_,[]) -> + []; +ssl_options(server, ["client_" ++ _, _Value |T]) -> + ssl_options(server,T); +ssl_options(client, ["server_" ++ _, _Value|T]) -> + ssl_options(client,T); +ssl_options(server, ["server_certfile", Value|T]) -> + [{certfile, Value} | ssl_options(server,T)]; +ssl_options(client, ["client_certfile", Value | T]) -> + [{certfile, Value} | ssl_options(client,T)]; +ssl_options(server, ["server_cacertfile", Value|T]) -> + [{cacertfile, Value} | ssl_options(server,T)]; +ssl_options(client, ["client_cacertfile", Value|T]) -> + [{cacertfile, Value} | ssl_options(client,T)]; +ssl_options(server, ["server_keyfile", Value|T]) -> + [{keyfile, Value} | ssl_options(server,T)]; +ssl_options(client, ["client_keyfile", Value|T]) -> + [{keyfile, Value} | ssl_options(client,T)]; +ssl_options(server, ["server_password", Value|T]) -> + [{password, Value} | ssl_options(server,T)]; +ssl_options(client, ["client_password", Value|T]) -> + [{password, Value} | ssl_options(client,T)]; +ssl_options(server, ["server_verify", Value|T]) -> + [{verify, atomize(Value)} | ssl_options(server,T)]; +ssl_options(client, ["client_verify", Value|T]) -> + [{verify, atomize(Value)} | ssl_options(client,T)]; +ssl_options(server, ["server_verify_fun", Value|T]) -> + [{verify_fun, verify_fun(Value)} | ssl_options(server,T)]; +ssl_options(client, ["client_verify_fun", Value|T]) -> + [{verify_fun, verify_fun(Value)} | ssl_options(client,T)]; +ssl_options(server, ["server_crl_check", Value|T]) -> + [{crl_check, atomize(Value)} | ssl_options(server,T)]; +ssl_options(client, ["client_crl_check", Value|T]) -> + [{crl_check, atomize(Value)} | ssl_options(client,T)]; +ssl_options(server, ["server_crl_cache", Value|T]) -> + [{crl_cache, termify(Value)} | ssl_options(server,T)]; +ssl_options(client, ["client_crl_cache", Value|T]) -> + [{crl_cache, termify(Value)} | ssl_options(client,T)]; +ssl_options(server, ["server_reuse_sessions", Value|T]) -> + [{reuse_sessions, atomize(Value)} | ssl_options(server,T)]; +ssl_options(client, ["client_reuse_sessions", Value|T]) -> + [{reuse_sessions, atomize(Value)} | ssl_options(client,T)]; +ssl_options(server, ["server_secure_renegotiate", Value|T]) -> + [{secure_renegotiate, atomize(Value)} | ssl_options(server,T)]; +ssl_options(client, ["client_secure_renegotiate", Value|T]) -> + [{secure_renegotiate, atomize(Value)} | ssl_options(client,T)]; +ssl_options(server, ["server_depth", Value|T]) -> + [{depth, list_to_integer(Value)} | ssl_options(server,T)]; +ssl_options(client, ["client_depth", Value|T]) -> + [{depth, list_to_integer(Value)} | ssl_options(client,T)]; +ssl_options(server, ["server_hibernate_after", Value|T]) -> + [{hibernate_after, list_to_integer(Value)} | ssl_options(server,T)]; +ssl_options(client, ["client_hibernate_after", Value|T]) -> + [{hibernate_after, list_to_integer(Value)} | ssl_options(client,T)]; +ssl_options(server, ["server_ciphers", Value|T]) -> + [{ciphers, Value} | ssl_options(server,T)]; +ssl_options(client, ["client_ciphers", Value|T]) -> + [{ciphers, Value} | ssl_options(client,T)]; +ssl_options(server, ["server_dhfile", Value|T]) -> + [{dhfile, Value} | ssl_options(server,T)]; +ssl_options(server, ["server_fail_if_no_peer_cert", Value|T]) -> + [{fail_if_no_peer_cert, atomize(Value)} | ssl_options(server,T)]; +ssl_options(Type, Opts) -> + error(malformed_ssl_dist_opt, [Type, Opts]). + +atomize(List) when is_list(List) -> + list_to_atom(List); +atomize(Atom) when is_atom(Atom) -> + Atom. + +termify(String) when is_list(String) -> + {ok, Tokens, _} = erl_scan:string(String ++ "."), + {ok, Term} = erl_parse:parse_term(Tokens), + Term. + +verify_fun(Value) -> + case termify(Value) of + {Mod, Func, State} when is_atom(Mod), is_atom(Func) -> + Fun = fun Mod:Func/3, + {Fun, State}; + _ -> + error(malformed_ssl_dist_opt, [Value]) + end. + +%% ------------------------------------------------------------------------- + +%% Trace point +trace(Term) -> Term. + +%% Keep an eye on distribution Pid:s we know of +monitor_pid(Pid) -> + %%spawn( + %% fun () -> + %% MRef = erlang:monitor(process, Pid), + %% receive + %% {'DOWN', MRef, _, _, normal} -> + %% error_logger:error_report( + %% [dist_proc_died, + %% {reason, normal}, + %% {pid, Pid}]); + %% {'DOWN', MRef, _, _, Reason} -> + %% error_logger:info_report( + %% [dist_proc_died, + %% {reason, Reason}, + %% {pid, Pid}]) + %% end + %% end), + Pid. + +dbg() -> + dbg:stop(), + dbg:tracer(), + dbg:p(all, c), + dbg:tpl(?MODULE, cx), + dbg:tpl(erlang, dist_ctrl_get_data_notification, cx), + dbg:tpl(erlang, dist_ctrl_get_data, cx), + dbg:tpl(erlang, dist_ctrl_put_data, cx), + ok. diff --git a/lib/ssl/src/ssl.app.src b/lib/ssl/src/ssl.app.src index 762aa2f8d8..2aecb6836e 100644 --- a/lib/ssl/src/ssl.app.src +++ b/lib/ssl/src/ssl.app.src @@ -9,7 +9,6 @@ tls_socket, tls_v1, ssl_v3, - ssl_v2, tls_connection_sup, %% DTLS dtls_connection, @@ -37,7 +36,6 @@ %% Erlang Distribution over SSL/TLS inet_tls_dist, inet6_tls_dist, - ssl_tls_dist_proxy, ssl_dist_sup, ssl_dist_connection_sup, ssl_dist_admin_sup, @@ -63,7 +61,5 @@ {applications, [crypto, public_key, kernel, stdlib]}, {env, []}, {mod, {ssl_app, []}}, - {runtime_dependencies, ["stdlib-3.2","public_key-1.5","kernel-3.0", - "erts-7.0","crypto-4.2", "inets-5.10.7"]}]}. - - + {runtime_dependencies, ["stdlib-3.5","public_key-1.5","kernel-6.0", + "erts-10.0","crypto-4.2", "inets-5.10.7"]}]}. diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index fb4448e180..4efd13a6fa 100644 --- a/lib/ssl/src/ssl.erl +++ b/lib/ssl/src/ssl.erl @@ -486,6 +486,11 @@ eccs({3,0}) -> eccs({3,_}) -> Curves = tls_v1:ecc_curves(all), eccs_filter_supported(Curves); +eccs({_,_} = DTLSVersion) -> + eccs(dtls_v1:corresponding_tls_version(DTLSVersion)); +eccs(DTLSAtomVersion) when DTLSAtomVersion == 'dtlsv1'; + DTLSAtomVersion == 'dtlsv2' -> + eccs(dtls_record:protocol_version(DTLSAtomVersion)); eccs(AtomVersion) when is_atom(AtomVersion) -> eccs(tls_record:protocol_version(AtomVersion)). @@ -618,16 +623,23 @@ sockname(#sslsocket{pid = Pid, fd = {Transport, Socket, _, _}}) when is_pid(Pid) %%--------------------------------------------------------------- -spec versions() -> [{ssl_app, string()} | {supported, [tls_record:tls_atom_version()]} | - {available, [tls_record:tls_atom_version()]}]. + {supported_dtls, [dtls_record:dtls_atom_version()]} | + {available, [tls_record:tls_atom_version()]} | + {available_dtls, [dtls_record:dtls_atom_version()]}]. %% %% Description: Returns a list of relevant versions. %%-------------------------------------------------------------------- versions() -> - Vsns = tls_record:supported_protocol_versions(), - SupportedVsns = [tls_record:protocol_version(Vsn) || Vsn <- Vsns], - AvailableVsns = ?ALL_AVAILABLE_VERSIONS, - %% TODO Add DTLS versions when supported - [{ssl_app, ?VSN}, {supported, SupportedVsns}, {available, AvailableVsns}]. + TLSVsns = tls_record:supported_protocol_versions(), + DTLSVsns = dtls_record:supported_protocol_versions(), + SupportedTLSVsns = [tls_record:protocol_version(Vsn) || Vsn <- TLSVsns], + SupportedDTLSVsns = [dtls_record:protocol_version(Vsn) || Vsn <- DTLSVsns], + AvailableTLSVsns = ?ALL_AVAILABLE_VERSIONS, + AvailableDTLSVsns = ?ALL_AVAILABLE_DATAGRAM_VERSIONS, + [{ssl_app, ?VSN}, {supported, SupportedTLSVsns}, + {supported_dtls, SupportedDTLSVsns}, + {available, AvailableTLSVsns}, + {available_dtls, AvailableDTLSVsns}]. %%--------------------------------------------------------------- @@ -707,7 +719,6 @@ tls_version({254, _} = Version) -> %%%-------------------------------------------------------------- %%% Internal functions %%%-------------------------------------------------------------------- - %% Possible filters out suites not supported by crypto available_suites(default) -> Version = tls_record:highest_protocol_version([]), @@ -832,7 +843,7 @@ handle_options(Opts0, Role, Host) -> %% Server side option reuse_session = handle_option(reuse_session, Opts, ReuseSessionFun), reuse_sessions = handle_option(reuse_sessions, Opts, true), - secure_renegotiate = handle_option(secure_renegotiate, Opts, false), + secure_renegotiate = handle_option(secure_renegotiate, Opts, true), client_renegotiation = handle_option(client_renegotiation, Opts, default_option_role(server, true, Role), server, Role), @@ -870,7 +881,6 @@ handle_options(Opts0, Role, Host) -> client, Role), crl_check = handle_option(crl_check, Opts, false), crl_cache = handle_option(crl_cache, Opts, {ssl_crl_cache, {internal, []}}), - v2_hello_compatible = handle_option(v2_hello_compatible, Opts, false), max_handshake_size = handle_option(max_handshake_size, Opts, ?DEFAULT_MAX_HANDSHAKE_SIZE) }, @@ -886,7 +896,7 @@ handle_options(Opts0, Role, Host) -> alpn_preferred_protocols, next_protocols_advertised, client_preferred_next_protocols, log_alert, server_name_indication, honor_cipher_order, padding_check, crl_check, crl_cache, - fallback, signature_algs, eccs, honor_ecc_order, beast_mitigation, v2_hello_compatible, + fallback, signature_algs, eccs, honor_ecc_order, beast_mitigation, max_handshake_size], SockOpts = lists:foldl(fun(Key, PropList) -> @@ -1123,8 +1133,6 @@ validate_option(beast_mitigation, Value) when Value == one_n_minus_one orelse Value == zero_n orelse Value == disabled -> Value; -validate_option(v2_hello_compatible, Value) when is_boolean(Value) -> - Value; validate_option(max_handshake_size, Value) when is_integer(Value) andalso Value =< ?MAX_UNIT24 -> Value; validate_option(protocol, Value = tls) -> diff --git a/lib/ssl/src/ssl_alert.erl b/lib/ssl/src/ssl_alert.erl index 95ab955ad0..fc7b1e6d1c 100644 --- a/lib/ssl/src/ssl_alert.erl +++ b/lib/ssl/src/ssl_alert.erl @@ -48,7 +48,9 @@ decode(Bin) -> decode(Bin, [], 0). %%-------------------------------------------------------------------- --spec reason_code(#alert{}, client | server) -> closed | {essl, string()}. +-spec reason_code(#alert{}, client | server) -> + closed | {tls_alert, unicode:chardata()}. +%-spec reason_code(#alert{}, client | server) -> closed | {essl, string()}. %% %% Description: Returns the error reason that will be returned to the %% user. diff --git a/lib/ssl/src/ssl_cipher.erl b/lib/ssl/src/ssl_cipher.erl index 62a172ca7c..6e436aa7c0 100644 --- a/lib/ssl/src/ssl_cipher.erl +++ b/lib/ssl/src/ssl_cipher.erl @@ -36,10 +36,11 @@ -export([security_parameters/2, security_parameters/3, suite_definition/1, erl_suite_definition/1, cipher_init/3, decipher/6, cipher/5, decipher_aead/6, cipher_aead/6, - suite/1, suites/1, all_suites/1, crypto_support_filters/0, - ec_keyed_suites/0, anonymous_suites/1, psk_suites/1, psk_suites_anon/1, srp_suites/0, - srp_suites_anon/0, rc4_suites/1, des_suites/1, openssl_suite/1, openssl_suite_name/1, - filter/2, filter_suites/1, filter_suites/2, + suite/1, suites/1, all_suites/1, crypto_support_filters/0, + ec_keyed_suites/0, chacha_suites/1, anonymous_suites/1, psk_suites/1, psk_suites_anon/1, + srp_suites/0, srp_suites_anon/0, + rc4_suites/1, des_suites/1, rsa_suites/1, openssl_suite/1, openssl_suite_name/1, + filter/2, filter_suites/1, filter_suites/2, hash_algorithm/1, sign_algorithm/1, is_acceptable_hash/2, is_fallback/1, random_bytes/1, calc_mac_hash/4, is_stream_ciphersuite/1]). @@ -238,7 +239,7 @@ decipher(?AES_CBC, HashSz, CipherState, Fragment, Version, PaddingCheck) -> %%-------------------------------------------------------------------- -spec decipher_aead(cipher_enum(), #cipher_state{}, integer(), binary(), binary(), ssl_record:ssl_version()) -> - {binary(), binary(), #cipher_state{}} | #alert{}. + {binary(), #cipher_state{}} | #alert{}. %% %% Description: Decrypts the data and checks the associated data (AAD) MAC using %% cipher described by cipher_enum() and updating the cipher state. @@ -321,12 +322,28 @@ suites({_, Minor}) -> all_suites({3, _} = Version) -> suites(Version) + ++ chacha_suites(Version) ++ psk_suites(Version) ++ srp_suites() ++ rc4_suites(Version) - ++ des_suites(Version); + ++ des_suites(Version) + ++ rsa_suites(Version); + all_suites(Version) -> dtls_v1:all_suites(Version). +%%-------------------------------------------------------------------- +-spec chacha_suites(ssl_record:ssl_version() | integer()) -> [cipher_suite()]. +%% +%% Description: Returns list of the chacha cipher suites, only supported +%% if explicitly set by user for now due to interop problems, proably need +%% to be fixed in crypto. +%%-------------------------------------------------------------------- +chacha_suites({3, _}) -> + [?TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, + ?TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, + ?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256]; +chacha_suites(_) -> + []. %%-------------------------------------------------------------------- -spec anonymous_suites(ssl_record:ssl_version() | integer()) -> [cipher_suite()]. @@ -334,7 +351,6 @@ all_suites(Version) -> %% Description: Returns a list of the anonymous cipher suites, only supported %% if explicitly set by user. Intended only for testing. %%-------------------------------------------------------------------- - anonymous_suites({3, N}) -> srp_suites_anon() ++ anonymous_suites(N); anonymous_suites({254, _} = Version) -> @@ -400,20 +416,26 @@ psk_suites_anon(N) [ ?TLS_DHE_PSK_WITH_AES_256_GCM_SHA384, ?TLS_PSK_WITH_AES_256_GCM_SHA384, + ?TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384, ?TLS_DHE_PSK_WITH_AES_256_CBC_SHA384, ?TLS_PSK_WITH_AES_256_CBC_SHA384, + ?TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256, ?TLS_DHE_PSK_WITH_AES_128_GCM_SHA256, ?TLS_PSK_WITH_AES_128_GCM_SHA256, + ?TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256, ?TLS_DHE_PSK_WITH_AES_128_CBC_SHA256, ?TLS_PSK_WITH_AES_128_CBC_SHA256 ] ++ psk_suites_anon(0); psk_suites_anon(_) -> [?TLS_DHE_PSK_WITH_AES_256_CBC_SHA, ?TLS_PSK_WITH_AES_256_CBC_SHA, + ?TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA, ?TLS_DHE_PSK_WITH_AES_128_CBC_SHA, ?TLS_PSK_WITH_AES_128_CBC_SHA, + ?TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA, ?TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA, ?TLS_PSK_WITH_3DES_EDE_CBC_SHA, + ?TLS_ECDHE_PSK_WITH_RC4_128_SHA, ?TLS_DHE_PSK_WITH_RC4_128_SHA, ?TLS_PSK_WITH_RC4_128_SHA]. %%-------------------------------------------------------------------- @@ -470,9 +492,39 @@ rc4_suites(N) when N =< 3 -> %%-------------------------------------------------------------------- des_suites(_)-> [?TLS_DHE_RSA_WITH_DES_CBC_SHA, - ?TLS_RSA_WITH_DES_CBC_SHA]. + ?TLS_RSA_WITH_DES_CBC_SHA, + ?TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA, + ?TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA, + ?TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA, + ?TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA, + ?TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA, + ?TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA + ]. %%-------------------------------------------------------------------- +-spec rsa_suites(Version::ssl_record:ssl_version() | integer()) -> [cipher_suite()]. +%% +%% Description: Returns a list of the RSA key exchange +%% cipher suites, only supported if explicitly set by user. +%% Are not considered secure any more. +%%-------------------------------------------------------------------- +rsa_suites({3, 0}) -> + rsa_suites(0); +rsa_suites({3, Minor}) -> + rsa_suites(Minor) ++ rsa_suites(0); +rsa_suites(0) -> + [?TLS_RSA_WITH_AES_256_CBC_SHA, + ?TLS_RSA_WITH_AES_128_CBC_SHA, + ?TLS_RSA_WITH_3DES_EDE_CBC_SHA + ]; +rsa_suites(N) when N =< 3 -> + [ + ?TLS_RSA_WITH_AES_256_GCM_SHA384, + ?TLS_RSA_WITH_AES_256_CBC_SHA256, + ?TLS_RSA_WITH_AES_128_GCM_SHA256, + ?TLS_RSA_WITH_AES_128_CBC_SHA256 + ]. +%%-------------------------------------------------------------------- -spec suite_definition(cipher_suite()) -> erl_cipher_suite(). %% %% Description: Return erlang cipher suite definition. @@ -700,6 +752,22 @@ suite_definition(?TLS_RSA_PSK_WITH_AES_256_CBC_SHA) -> cipher => aes_256_cbc, mac => sha, prf => default_prf}; +%%% PSK NULL Cipher Suites RFC 4785 +suite_definition(?TLS_PSK_WITH_NULL_SHA) -> + #{key_exchange => psk, + cipher => null, + mac => sha, + prf => default_prf}; +suite_definition(?TLS_DHE_PSK_WITH_NULL_SHA) -> + #{key_exchange => dhe_psk, + cipher => null, + mac => sha, + prf => default_prf}; +suite_definition(?TLS_RSA_PSK_WITH_NULL_SHA) -> + #{key_exchange => rsa_psk, + cipher => null, + mac => sha, + prf => default_prf}; %%% TLS 1.2 PSK Cipher Suites RFC 5487 suite_definition(?TLS_PSK_WITH_AES_128_GCM_SHA256) -> #{key_exchange => psk, @@ -791,6 +859,67 @@ suite_definition(?TLS_RSA_PSK_WITH_NULL_SHA384) -> cipher => null, mac => sha384, prf => default_prf}; +%%% ECDHE PSK Cipher Suites RFC 5489 +suite_definition(?TLS_ECDHE_PSK_WITH_RC4_128_SHA) -> + #{key_exchange => ecdhe_psk, + cipher => rc4_128, + mac => sha, + prf => default_prf}; +suite_definition(?TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA) -> + #{key_exchange => ecdhe_psk, + cipher => '3des_ede_cbc', + mac => sha, + prf => default_prf}; +suite_definition(?TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA) -> + #{key_exchange => ecdhe_psk, + cipher => aes_128_cbc, + mac => sha, + prf => default_prf}; +suite_definition(?TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA) -> + #{key_exchange => ecdhe_psk, + cipher => aes_256_cbc, + mac => sha, + prf => default_prf}; +suite_definition(?TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256) -> + #{key_exchange => ecdhe_psk, + cipher => aes_128_cbc, + mac => sha256, + prf => default_prf}; +suite_definition(?TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384) -> + #{key_exchange => ecdhe_psk, + cipher => aes_256_cbc, + mac => sha384, + prf => default_prf}; +suite_definition(?TLS_ECDHE_PSK_WITH_NULL_SHA256) -> + #{key_exchange => ecdhe_psk, + cipher => null, + mac => sha256, + prf => default_prf}; +suite_definition(?TLS_ECDHE_PSK_WITH_NULL_SHA384) -> + #{key_exchange => ecdhe_psk, + cipher => null, mac => sha384, + prf => default_prf}; +%%% ECDHE_PSK with AES-GCM and AES-CCM Cipher Suites, draft-ietf-tls-ecdhe-psk-aead-05 +suite_definition(?TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256) -> + #{key_exchange => ecdhe_psk, + cipher => aes_128_gcm, + mac => null, + prf => sha256}; +suite_definition(?TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384) -> + #{key_exchange => ecdhe_psk, + cipher => aes_256_gcm, + mac => null, + prf => sha384}; +%% suite_definition(?TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256) -> +%% #{key_exchange => ecdhe_psk, +%% cipher => aes_128_ccm, +%% mac => null, +%% prf =>sha256}; +%% suite_definition(?TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256) -> +%% #{key_exchange => ecdhe_psk, +%% cipher => aes_256_ccm, +%% mac => null, +%% prf => sha256}; %%% SRP Cipher Suites RFC 5054 suite_definition(?TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA) -> #{key_exchange => srp_anon, @@ -1305,6 +1434,19 @@ suite(#{key_exchange := rsa_psk, cipher := aes_256_cbc, mac := sha}) -> ?TLS_RSA_PSK_WITH_AES_256_CBC_SHA; +%%% PSK NULL Cipher Suites RFC 4785 +suite(#{key_exchange := psk, + cipher := null, + mac := sha}) -> + ?TLS_PSK_WITH_NULL_SHA; +suite(#{key_exchange := dhe_psk, + cipher := null, + mac := sha}) -> + ?TLS_DHE_PSK_WITH_NULL_SHA; +suite(#{key_exchange := rsa_psk, + cipher := null, + mac := sha}) -> + ?TLS_RSA_PSK_WITH_NULL_SHA; %%% TLS 1.2 PSK Cipher Suites RFC 5487 suite(#{key_exchange := psk, cipher := aes_128_gcm, @@ -1384,6 +1526,60 @@ suite(#{key_exchange := rsa_psk, cipher := null, mac := sha384}) -> ?TLS_RSA_PSK_WITH_NULL_SHA384; +%%% ECDHE PSK Cipher Suites RFC 5489 +suite(#{key_exchange := ecdhe_psk, + cipher := rc4_128, + mac := sha}) -> + ?TLS_ECDHE_PSK_WITH_RC4_128_SHA; +suite(#{key_exchange := ecdhe_psk, + cipher :='3des_ede_cbc', + mac := sha}) -> + ?TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA; +suite(#{key_exchange := ecdhe_psk, + cipher := aes_128_cbc, + mac := sha}) -> + ?TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA; +suite(#{key_exchange := ecdhe_psk, + cipher := aes_256_cbc, + mac := sha}) -> + ?TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA; +suite(#{key_exchange := ecdhe_psk, + cipher := aes_128_cbc, + mac := sha256}) -> + ?TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256; +suite(#{key_exchange := ecdhe_psk, + cipher := aes_256_cbc, + mac := sha384}) -> + ?TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384; +suite(#{key_exchange := ecdhe_psk, + cipher := null, + mac := sha256}) -> + ?TLS_ECDHE_PSK_WITH_NULL_SHA256; +suite(#{key_exchange := ecdhe_psk, + cipher := null, + mac := sha384}) -> + ?TLS_ECDHE_PSK_WITH_NULL_SHA384; +%%% ECDHE_PSK with AES-GCM and AES-CCM Cipher Suites, draft-ietf-tls-ecdhe-psk-aead-05 +suite(#{key_exchange := ecdhe_psk, + cipher := aes_128_gcm, + mac := null, + prf := sha256}) -> + ?TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256; +suite(#{key_exchange := ecdhe_psk, + cipher := aes_256_gcm, + mac := null, + prf := sha384}) -> + ?TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384; + %% suite(#{key_exchange := ecdhe_psk, + %% cipher := aes_128_ccm, + %% mac := null, + %% prf := sha256}) -> + %% ?TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256; + %% suite(#{key_exchange := ecdhe_psk, + %% cipher := aes_256_ccm, + %% mac := null, + %% prf := sha256}) -> + %% ?TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256; %%% SRP Cipher Suites RFC 5054 suite(#{key_exchange := srp_anon, cipher := '3des_ede_cbc', @@ -2130,7 +2326,8 @@ is_acceptable_keyexchange(dhe_dss, Algos) -> is_acceptable_keyexchange(dhe_rsa, Algos) -> proplists:get_bool(dh, Algos) andalso proplists:get_bool(rsa, Algos); -is_acceptable_keyexchange(ecdh_anon, Algos) -> +is_acceptable_keyexchange(KeyExchange, Algos) when KeyExchange == ecdh_anon; + KeyExchange == ecdhe_psk -> proplists:get_bool(ecdh, Algos); is_acceptable_keyexchange(KeyExchange, Algos) when KeyExchange == ecdh_ecdsa; KeyExchange == ecdhe_ecdsa -> diff --git a/lib/ssl/src/ssl_cipher.hrl b/lib/ssl/src/ssl_cipher.hrl index 8e8f3d9c67..e5462d8402 100644 --- a/lib/ssl/src/ssl_cipher.hrl +++ b/lib/ssl/src/ssl_cipher.hrl @@ -399,6 +399,17 @@ %% TLS_RSA_PSK_WITH_AES_256_CBC_SHA = { 0x00, 0x95 }; -define(TLS_RSA_PSK_WITH_AES_256_CBC_SHA, <<?BYTE(16#00), ?BYTE(16#95)>>). +%%% PSK NULL Cipher Suites RFC 4785 + +%% TLS_PSK_WITH_NULL_SHA = { 0x00, 0x2C }; +-define(TLS_PSK_WITH_NULL_SHA, <<?BYTE(16#00), ?BYTE(16#2C)>>). + +%% TLS_DHE_PSK_WITH_NULL_SHA = { 0x00, 0x2D }; +-define(TLS_DHE_PSK_WITH_NULL_SHA, <<?BYTE(16#00), ?BYTE(16#2D)>>). + +%% TLS_RSA_PSK_WITH_NULL_SHA = { 0x00, 0x2E }; +-define(TLS_RSA_PSK_WITH_NULL_SHA, <<?BYTE(16#00), ?BYTE(16#2E)>>). + %%% TLS 1.2 PSK Cipher Suites RFC 5487 %% TLS_PSK_WITH_AES_128_GCM_SHA256 = {0x00,0xA8}; @@ -455,6 +466,46 @@ %% TLS_RSA_PSK_WITH_NULL_SHA384 = {0x00,0xB9}; -define(TLS_RSA_PSK_WITH_NULL_SHA384, <<?BYTE(16#00), ?BYTE(16#B9)>>). +%%% ECDHE PSK Cipher Suites RFC 5489 + +%% TLS_ECDHE_PSK_WITH_RC4_128_SHA = {0xC0,0x33}; +-define(TLS_ECDHE_PSK_WITH_RC4_128_SHA, <<?BYTE(16#C0), ?BYTE(16#33)>>). + +%% TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA = {0xC0,0x34}; +-define(TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA, <<?BYTE(16#C0), ?BYTE(16#34)>>). + +%% TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA = {0xC0,0x35}; +-define(TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA, <<?BYTE(16#C0), ?BYTE(16#35)>>). + +%% TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA = {0xC0,0x36}; +-define(TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA, <<?BYTE(16#C0), ?BYTE(16#36)>>). + +%% TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 = {0xC0,0x37}; +-define(TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256, <<?BYTE(16#C0), ?BYTE(16#37)>>). + +%% TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 = {0xC0,0x38}; +-define(TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384, <<?BYTE(16#C0), ?BYTE(16#38)>>). + +%% TLS_ECDHE_PSK_WITH_NULL_SHA256 = {0xC0,0x3A}; +-define(TLS_ECDHE_PSK_WITH_NULL_SHA256, <<?BYTE(16#C0), ?BYTE(16#3A)>>). + +%% TLS_ECDHE_PSK_WITH_NULL_SHA384 = {0xC0,0x3B}; +-define(TLS_ECDHE_PSK_WITH_NULL_SHA384, <<?BYTE(16#C0), ?BYTE(16#3B)>>). + +%%% ECDHE_PSK with AES-GCM and AES-CCM Cipher Suites, draft-ietf-tls-ecdhe-psk-aead-05 + +%% TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256 = {0xTBD; 0xTBD} {0xD0,0x01}; +-define(TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256, <<?BYTE(16#D0), ?BYTE(16#01)>>). + +%% TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384 = {0xTBD; 0xTBD} {0xD0,0x02}; +-define(TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384, <<?BYTE(16#D0), ?BYTE(16#02)>>). + +%% TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256 = {0xTBD; 0xTBD} {0xD0,0x03}; +-define(TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256, <<?BYTE(16#D0), ?BYTE(16#03)>>). + +%% TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256 = {0xTBD; 0xTBD} {0xD0,0x05}; +-define(TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256, <<?BYTE(16#D0), ?BYTE(16#05)>>). + %%% SRP Cipher Suites RFC 5054 %% TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA = { 0xC0,0x1A }; diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl index 63fae78195..f493c93726 100644 --- a/lib/ssl/src/ssl_connection.erl +++ b/lib/ssl/src/ssl_connection.erl @@ -49,7 +49,7 @@ %% Alert and close handling -export([handle_own_alert/4, handle_alert/3, - handle_normal_shutdown/3 + handle_normal_shutdown/3, stop/2, stop_and_reply/3 ]). %% Data handling @@ -61,11 +61,15 @@ %% General gen_statem state functions with extra callback argument %% to determine if it is an SSL/TLS or DTLS gen_statem machine --export([init/4, error/4, hello/4, abbreviated/4, certify/4, cipher/4, connection/4, downgrade/4]). +-export([init/4, error/4, hello/4, abbreviated/4, certify/4, cipher/4, + connection/4, death_row/4, downgrade/4]). %% gen_statem callbacks -export([terminate/3, format_status/2]). +%% Erlang Distribution export +-export([get_sslsocket/1, handshake_complete/3]). + %%==================================================================== %% Setup %%==================================================================== @@ -146,8 +150,8 @@ socket_control(Connection, Socket, Pid, Transport) -> -spec socket_control(tls_connection | dtls_connection, port(), pid(), atom(), pid()| undefined) -> {ok, #sslsocket{}} | {error, reason()}. %%-------------------------------------------------------------------- -socket_control(Connection, Socket, Pid, Transport, udp_listner) -> - %% dtls listner process must have the socket control +socket_control(Connection, Socket, Pid, Transport, udp_listener) -> + %% dtls listener process must have the socket control {ok, Connection:socket(Pid, Transport, Socket, Connection, undefined)}; socket_control(tls_connection = Connection, Socket, Pid, Transport, ListenTracker) -> @@ -272,6 +276,13 @@ peer_certificate(ConnectionPid) -> renegotiation(ConnectionPid) -> call(ConnectionPid, renegotiate). + +get_sslsocket(ConnectionPid) -> + call(ConnectionPid, get_sslsocket). + +handshake_complete(ConnectionPid, Node, DHandle) -> + call(ConnectionPid, {handshake_complete, Node, DHandle}). + %%-------------------------------------------------------------------- -spec prf(pid(), binary() | 'master_secret', binary(), [binary() | ssl:prf_random()], non_neg_integer()) -> @@ -305,7 +316,7 @@ handle_own_alert(Alert, Version, StateName, catch _:_ -> ok end, - {stop, {shutdown, own_alert}}. + stop({shutdown, own_alert}, State). handle_normal_shutdown(Alert, _, #state{socket = Socket, transport_cb = Transport, @@ -329,24 +340,24 @@ handle_alert(#alert{level = ?FATAL} = Alert, StateName, protocol_cb = Connection, ssl_options = SslOpts, start_or_recv_from = From, host = Host, port = Port, session = Session, user_application = {_Mon, Pid}, - role = Role, socket_options = Opts, tracker = Tracker}) -> + role = Role, socket_options = Opts, tracker = Tracker} = State) -> invalidate_session(Role, Host, Port, Session), log_alert(SslOpts#ssl_options.log_alert, Role, Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}), alert_user(Transport, Tracker, Socket, StateName, Opts, Pid, From, Alert, Role, Connection), - {stop, normal}; + stop(normal, State); handle_alert(#alert{level = ?WARNING, description = ?CLOSE_NOTIFY} = Alert, StateName, State) -> handle_normal_shutdown(Alert, StateName, State), - {stop, {shutdown, peer_close}}; + stop({shutdown, peer_close}, State); handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert, StateName, #state{role = Role, ssl_options = SslOpts, protocol_cb = Connection, renegotiation = {true, internal}} = State) -> log_alert(SslOpts#ssl_options.log_alert, Role, Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}), handle_normal_shutdown(Alert, StateName, State), - {stop, {shutdown, peer_close}}; + stop({shutdown, peer_close}, State); handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert, StateName, #state{role = Role, @@ -371,7 +382,7 @@ handle_alert(#alert{level = ?WARNING} = Alert, StateName, %%==================================================================== %% Data handling %%==================================================================== -write_application_data(Data0, From, +write_application_data(Data0, {FromPid, _} = From, #state{socket = Socket, negotiated_version = Version, protocol_cb = Connection, @@ -386,10 +397,19 @@ write_application_data(Data0, From, Connection:renegotiate(State#state{renegotiation = {true, internal}}, [{next_event, {call, From}, {application_data, Data0}}]); false -> - {Msgs, ConnectionStates} = Connection:encode_data(Data, Version, ConnectionStates0), - Result = Connection:send(Transport, Socket, Msgs), - ssl_connection:hibernate_after(connection, State#state{connection_states = ConnectionStates}, - [{reply, From, Result}]) + {Msgs, ConnectionStates} = + Connection:encode_data(Data, Version, ConnectionStates0), + NewState = State#state{connection_states = ConnectionStates}, + case Connection:send(Transport, Socket, Msgs) of + ok when FromPid =:= self() -> + hibernate_after(connection, NewState, []); + Error when FromPid =:= self() -> + stop({shutdown, Error}, NewState); + ok -> + hibernate_after(connection, NewState, [{reply, From, ok}]); + Result -> + hibernate_after(connection, NewState, [{reply, From, Result}]) + end end. read_application_data(Data, #state{user_application = {_Mon, Pid}, @@ -409,30 +429,57 @@ read_application_data(Data, #state{user_application = {_Mon, Pid}, end, case get_data(SOpts, BytesToRead, Buffer1) of {ok, ClientData, Buffer} -> % Send data - SocketOpt = deliver_app_data(Transport, Socket, SOpts, - ClientData, Pid, RecvFrom, Tracker, Connection), - cancel_timer(Timer), - State = State0#state{user_data_buffer = Buffer, - start_or_recv_from = undefined, - timer = undefined, - bytes_to_read = undefined, - socket_options = SocketOpt - }, - if - SocketOpt#socket_options.active =:= false; Buffer =:= <<>> -> - %% Passive mode, wait for active once or recv - %% Active and empty, get more data - Connection:next_record_if_active(State); - true -> %% We have more data - read_application_data(<<>>, State) - end; + case State0 of + #state{ + ssl_options = #ssl_options{erl_dist = true}, + protocol_specific = #{d_handle := DHandle}} -> + State = + State0#state{ + user_data_buffer = Buffer, + bytes_to_read = undefined}, + try erlang:dist_ctrl_put_data(DHandle, ClientData) of + _ + when SOpts#socket_options.active =:= false; + Buffer =:= <<>> -> + %% Passive mode, wait for active once or recv + %% Active and empty, get more data + Connection:next_record_if_active(State); + _ -> %% We have more data + read_application_data(<<>>, State) + catch error:_ -> + death_row(State, disconnect) + end; + _ -> + SocketOpt = + deliver_app_data( + Transport, Socket, SOpts, + ClientData, Pid, RecvFrom, Tracker, Connection), + cancel_timer(Timer), + State = + State0#state{ + user_data_buffer = Buffer, + start_or_recv_from = undefined, + timer = undefined, + bytes_to_read = undefined, + socket_options = SocketOpt + }, + if + SocketOpt#socket_options.active =:= false; + Buffer =:= <<>> -> + %% Passive mode, wait for active once or recv + %% Active and empty, get more data + Connection:next_record_if_active(State); + true -> %% We have more data + read_application_data(<<>>, State) + end + end; {more, Buffer} -> % no reply, we need more data Connection:next_record(State0#state{user_data_buffer = Buffer}); {passive, Buffer} -> Connection:next_record_if_active(State0#state{user_data_buffer = Buffer}); {error,_Reason} -> %% Invalid packet in packet mode deliver_packet_error(Transport, Socket, SOpts, Buffer1, Pid, RecvFrom, Tracker, Connection), - {stop, normal, State0} + stop(normal, State0) end. %%==================================================================== %% Help functions for tls|dtls_connection.erl @@ -524,11 +571,17 @@ init({call, From}, {start, {Opts, EmOpts}, Timeout}, socket_options = SockOpts} = State0, Connection) -> try SslOpts = ssl:handle_options(Opts, OrigSSLOptions), + case SslOpts of + #ssl_options{erl_dist = true} -> + process_flag(priority, max); + _ -> + ok + end, State = ssl_config(SslOpts, Role, State0), init({call, From}, {start, Timeout}, State#state{ssl_options = SslOpts, socket_options = new_emulated(EmOpts, SockOpts)}, Connection) catch throw:Error -> - {stop_and_reply, normal, {reply, From, {error, Error}}} + stop_and_reply(normal, {reply, From, {error, Error}}, State0) end; init({call, From}, Msg, State, Connection) -> handle_call(Msg, From, ?FUNCTION_NAME, State, Connection); @@ -685,7 +738,7 @@ certify(internal, #server_key_exchange{exchange_keys = Keys}, when Alg == dhe_dss; Alg == dhe_rsa; Alg == ecdhe_rsa; Alg == ecdhe_ecdsa; Alg == dh_anon; Alg == ecdh_anon; - Alg == psk; Alg == dhe_psk; Alg == rsa_psk; + Alg == psk; Alg == dhe_psk; Alg == ecdhe_psk; Alg == rsa_psk; Alg == srp_dss; Alg == srp_rsa; Alg == srp_anon -> Params = ssl_handshake:decode_server_key(Keys, Alg, ssl:tls_version(Version)), @@ -709,6 +762,14 @@ certify(internal, #server_key_exchange{exchange_keys = Keys}, Version, ?FUNCTION_NAME, State) end end; +certify(internal, #certificate_request{}, + #state{role = client, negotiated_version = Version, + key_algorithm = Alg} = State, _) + when Alg == dh_anon; Alg == ecdh_anon; + Alg == psk; Alg == dhe_psk; Alg == ecdhe_psk; Alg == rsa_psk; + Alg == srp_dss; Alg == srp_rsa; Alg == srp_anon -> + handle_own_alert(?ALERT_REC(?FATAL, ?HANDSHAKE_FAILURE), + Version, ?FUNCTION_NAME, State); certify(internal, #certificate_request{} = CertRequest, #state{session = #session{own_certificate = Cert}, role = client, @@ -895,7 +956,7 @@ cipher(Type, Msg, State, Connection) -> #state{}, tls_connection | dtls_connection) -> gen_statem:state_function_result(). %%-------------------------------------------------------------------- -connection({call, From}, {application_data, Data}, +connection({call, {FromPid, _} = From}, {application_data, Data}, #state{protocol_cb = Connection} = State, Connection) -> %% We should look into having a worker process to do this to %% parallize send and receive decoding and not block the receiver @@ -903,7 +964,13 @@ connection({call, From}, {application_data, Data}, try write_application_data(Data, From, State) catch throw:Error -> - hibernate_after(?FUNCTION_NAME, State, [{reply, From, Error}]) + case self() of + FromPid -> + stop({shutdown, Error}, State); + _ -> + hibernate_after( + ?FUNCTION_NAME, State, [{reply, From, Error}]) + end end; connection({call, RecvFrom}, {recv, N, Timeout}, #state{protocol_cb = Connection, socket_options = @@ -931,8 +998,64 @@ connection({call, From}, negotiated_protocol, #state{negotiated_protocol = SelectedProtocol} = State, _) -> hibernate_after(?FUNCTION_NAME, State, [{reply, From, {ok, SelectedProtocol}}]); +connection( + {call, From}, {handshake_complete, _Node, DHandle}, + #state{ + ssl_options = #ssl_options{erl_dist = true}, + socket_options = SockOpts, + protocol_specific = ProtocolSpecific} = State, + Connection) -> + %% From now on we execute on normal priority + process_flag(priority, normal), + try erlang:dist_ctrl_get_data_notification(DHandle) of + _ -> + NewState = + State#state{ + socket_options = + SockOpts#socket_options{active = true}, + protocol_specific = + ProtocolSpecific#{d_handle => DHandle}}, + {Record, NewerState} = Connection:next_record_if_active(NewState), + Connection:next_event(connection, Record, NewerState, [{reply, From, ok}]) + catch error:_ -> + death_row(State, disconnect) + end; connection({call, From}, Msg, State, Connection) -> handle_call(Msg, From, ?FUNCTION_NAME, State, Connection); +connection( + info, dist_data = Msg, + #state{ + ssl_options = #ssl_options{erl_dist = true}, + protocol_specific = #{d_handle := DHandle}} = State, + _) -> + eat_msgs(Msg), + try send_dist_data(?FUNCTION_NAME, State, DHandle, []) + catch error:_ -> + death_row(State, disconnect) + end; +connection( + info, {send, From, Ref, Data}, + #state{ + ssl_options = #ssl_options{erl_dist = true}, + protocol_specific = #{d_handle := _}}, + _) -> + %% This is for testing only! + %% + %% Needed by some OTP distribution + %% test suites... + From ! {Ref, ok}, + {keep_state_and_data, + [{next_event, {call, {self(), undefined}}, + {application_data, iolist_to_binary(Data)}}]}; +connection( + info, tick = Msg, + #state{ + ssl_options = #ssl_options{erl_dist = true}, + protocol_specific = #{d_handle := _}}, + _) -> + eat_msgs(Msg), + {keep_state_and_data, + [{next_event, {call, {self(), undefined}}, {application_data, <<>>}}]}; connection(info, Msg, State, _) -> handle_info(Msg, ?FUNCTION_NAME, State); connection(internal, {recv, _}, State, Connection) -> @@ -941,6 +1064,32 @@ connection(Type, Msg, State, Connection) -> handle_common_event(Type, Msg, ?FUNCTION_NAME, State, Connection). %%-------------------------------------------------------------------- +-spec death_row(gen_statem:event_type(), term(), + #state{}, tls_connection | dtls_connection) -> + gen_statem:state_function_result(). +%%-------------------------------------------------------------------- +%% We just wait for the owner to die which triggers the monitor, +%% or the socket may die too +death_row( + info, {'DOWN', MonitorRef, _, _, Reason}, + #state{user_application={MonitorRef,_Pid}}, + _) -> + {stop, {shutdown, Reason}}; +death_row( + info, {'EXIT', Socket, Reason}, #state{socket = Socket}, _) -> + {stop, {shutdown, Reason}}; +death_row(state_timeout, Reason, _State, _Connection) -> + {stop, {shutdown,Reason}}; +death_row(_Type, _Msg, _State, _Connection) -> + %% Waste all other events + keep_state_and_data. + +%% State entry function +death_row(State, Reason) -> + {next_state, death_row, State, + [{state_timeout, 5000, Reason}]}. + +%%-------------------------------------------------------------------- -spec downgrade(gen_statem:event_type(), term(), #state{}, tls_connection | dtls_connection) -> gen_statem:state_function_result(). @@ -951,10 +1100,10 @@ downgrade(internal, #alert{description = ?CLOSE_NOTIFY}, tls_socket:setopts(Transport, Socket, [{active, false}, {packet, 0}, {mode, binary}]), Transport:controlling_process(Socket, Pid), gen_statem:reply(From, {ok, Socket}), - {stop, normal, State}; + stop(normal, State); downgrade(timeout, downgrade, #state{downgrade = {_, From}} = State, _) -> gen_statem:reply(From, {error, timeout}), - {stop, normal, State}; + stop(normal, State); downgrade(Type, Event, State, Connection) -> handle_common_event(Type, Event, ?FUNCTION_NAME, State, Connection). @@ -969,9 +1118,8 @@ handle_common_event(internal, {handshake, {#hello_request{} = Handshake, _}}, co handle_common_event(internal, {handshake, {#hello_request{}, _}}, StateName, #state{role = client}, _) when StateName =/= connection -> {keep_state_and_data}; -handle_common_event(internal, {handshake, {Handshake, Raw}}, StateName, - #state{tls_handshake_history = Hs0, - ssl_options = #ssl_options{v2_hello_compatible = V2HComp}} = State0, +handle_common_event(internal, {handshake, {Handshake, Raw}}, StateName, + #state{tls_handshake_history = Hs0} = State0, Connection) -> PossibleSNI = Connection:select_sni_extension(Handshake), @@ -979,7 +1127,7 @@ handle_common_event(internal, {handshake, {Handshake, Raw}}, StateName, %% a client_hello, which needs to be determined by the connection callback. %% In other cases this is a noop State = handle_sni_extension(PossibleSNI, State0), - HsHist = ssl_handshake:update_handshake_history(Hs0, iolist_to_binary(Raw), V2HComp), + HsHist = ssl_handshake:update_handshake_history(Hs0, iolist_to_binary(Raw)), {next_state, StateName, State#state{tls_handshake_history = HsHist}, [{next_event, internal, Handshake}]}; handle_common_event(internal, {protocol_record, TLSorDTLSRecord}, StateName, State, Connection) -> @@ -988,8 +1136,8 @@ handle_common_event(timeout, hibernate, _, _, _) -> {keep_state_and_data, [hibernate]}; handle_common_event(internal, {application_data, Data}, StateName, State0, Connection) -> case read_application_data(Data, State0) of - {stop, Reason, State} -> - {stop, Reason, State}; + {stop, _, _} = Stop-> + Stop; {Record, State} -> Connection:next_event(StateName, Record, State) end; @@ -1018,13 +1166,14 @@ handle_call({close, _} = Close, From, StateName, State, Connection) -> %% Run terminate before returning so that the reuseaddr %% inet-option works properly Result = Connection:terminate(Close, StateName, State#state{terminated = true}), - {stop_and_reply, {shutdown, normal}, - {reply, From, Result}, State}; + stop_and_reply( + {shutdown, normal}, + {reply, From, Result}, State); handle_call({shutdown, How0}, From, _, #state{transport_cb = Transport, negotiated_version = Version, connection_states = ConnectionStates, - socket = Socket}, Connection) -> + socket = Socket} = State, Connection) -> case How0 of How when How == write; How == both -> Alert = ?ALERT_REC(?WARNING, ?CLOSE_NOTIFY), @@ -1040,7 +1189,7 @@ handle_call({shutdown, How0}, From, _, {keep_state_and_data, [{reply, From, ok}]}; Error -> gen_statem:reply(From, {error, Error}), - {stop, normal} + stop(normal, State) end; handle_call({recv, _N, _Timeout}, From, _, #state{socket_options = @@ -1075,6 +1224,15 @@ handle_call({set_opts, Opts0}, From, StateName, handle_call(renegotiate, From, StateName, _, _) when StateName =/= connection -> {keep_state_and_data, [{reply, From, {error, already_renegotiating}}]}; + +handle_call( + get_sslsocket, From, _StateName, + #state{transport_cb = Transport, socket = Socket, tracker = Tracker}, + Connection) -> + SslSocket = + Connection:socket(self(), Transport, Socket, Connection, Tracker), + {keep_state_and_data, [{reply, From, SslSocket}]}; + handle_call({prf, Secret, Label, Seed, WantedLength}, From, _, #state{connection_states = ConnectionStates, negotiated_version = Version}, _) -> @@ -1111,29 +1269,50 @@ handle_info({ErrorTag, Socket, econnaborted}, StateName, tracker = Tracker} = State) when StateName =/= connection -> alert_user(Transport, Tracker,Socket, StartFrom, ?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), Role, Connection), - {stop, normal, State}; + stop(normal, 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), + error_logger:error_report(Report), handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State), - {stop, normal, State}; -handle_info({'DOWN', MonitorRef, _, _, _}, _, - State = #state{user_application={MonitorRef,_Pid}}) -> - {stop, normal, State}; + stop(normal, State); + +handle_info( + {'DOWN', MonitorRef, _, _, Reason}, _, + #state{ + user_application = {MonitorRef, _Pid}, + ssl_options = #ssl_options{erl_dist = true}}) -> + {stop, {shutdown, Reason}}; +handle_info( + {'DOWN', MonitorRef, _, _, _}, _, + #state{user_application = {MonitorRef, _Pid}}) -> + {stop, normal}; +handle_info( + {'EXIT', Pid, _Reason}, StateName, + #state{user_application = {_MonitorRef, Pid}} = State) -> + %% It seems the user application has linked to us + %% - ignore that and let the monitor handle this + {next_state, StateName, State}; + %%% So that terminate will be run when supervisor issues shutdown handle_info({'EXIT', _Sup, shutdown}, _StateName, State) -> - {stop, shutdown, State}; + stop(shutdown, State); handle_info({'EXIT', Socket, normal}, _StateName, #state{socket = Socket} = State) -> %% Handle as transport close" - {stop, {shutdown, transport_closed}, State}; + stop({shutdown, transport_closed}, State); +handle_info({'EXIT', Socket, Reason}, _StateName, #state{socket = Socket} = State) -> + stop({shutdown, Reason}, State); + handle_info(allow_renegotiate, StateName, State) -> {next_state, StateName, State#state{allow_renegotiate = true}}; handle_info({cancel_start_or_recv, StartFrom}, StateName, #state{renegotiation = {false, first}} = State) when StateName =/= connection -> - {stop_and_reply, {shutdown, user_timeout}, - {reply, StartFrom, {error, timeout}}, State#state{timer = undefined}}; + stop_and_reply( + {shutdown, user_timeout}, + {reply, StartFrom, {error, timeout}}, + State#state{timer = undefined}); handle_info({cancel_start_or_recv, RecvFrom}, StateName, #state{start_or_recv_from = RecvFrom} = State) when RecvFrom =/= undefined -> {next_state, StateName, State#state{start_or_recv_from = undefined, @@ -1447,6 +1626,14 @@ certify_client_key_exchange(#client_dhe_psk_identity{} = ClientKey, PremasterSecret = ssl_handshake:premaster_secret(ClientKey, ServerDhPrivateKey, Params, PSKLookup), calculate_master_secret(PremasterSecret, State0, Connection, certify, cipher); +certify_client_key_exchange(#client_ecdhe_psk_identity{} = ClientKey, + #state{diffie_hellman_keys = ServerEcDhPrivateKey, + ssl_options = + #ssl_options{user_lookup_fun = PSKLookup}} = State, + Connection) -> + PremasterSecret = + ssl_handshake:premaster_secret(ClientKey, ServerEcDhPrivateKey, PSKLookup), + calculate_master_secret(PremasterSecret, State, Connection, certify, cipher); certify_client_key_exchange(#client_rsa_psk_identity{} = ClientKey, #state{private_key = Key, ssl_options = @@ -1465,6 +1652,7 @@ certify_server(#state{key_algorithm = Algo} = State, _) when Algo == dh_anon; Algo == ecdh_anon; Algo == psk; Algo == dhe_psk; + Algo == ecdhe_psk; Algo == srp_anon -> State; certify_server(#state{cert_db = CertDbHandle, @@ -1566,6 +1754,27 @@ key_exchange(#state{role = server, key_algorithm = dhe_psk, PrivateKey}), State = Connection:queue_handshake(Msg, State0), State#state{diffie_hellman_keys = DHKeys}; +key_exchange(#state{role = server, key_algorithm = ecdhe_psk, + ssl_options = #ssl_options{psk_identity = PskIdentityHint}, + hashsign_algorithm = HashSignAlgo, + private_key = PrivateKey, + session = #session{ecc = ECCCurve}, + connection_states = ConnectionStates0, + negotiated_version = Version + } = State0, Connection) -> + ECDHKeys = public_key:generate_key(ECCCurve), + #{security_parameters := SecParams} = + ssl_record:pending_connection_state(ConnectionStates0, read), + #security_parameters{client_random = ClientRandom, + server_random = ServerRandom} = SecParams, + Msg = ssl_handshake:key_exchange(server, ssl:tls_version(Version), + {ecdhe_psk, + PskIdentityHint, ECDHKeys, + HashSignAlgo, ClientRandom, + ServerRandom, + PrivateKey}), + State = Connection:queue_handshake(Msg, State0), + State#state{diffie_hellman_keys = ECDHKeys}; key_exchange(#state{role = server, key_algorithm = rsa_psk, ssl_options = #ssl_options{psk_identity = undefined}} = State, _) -> State; @@ -1659,6 +1868,17 @@ key_exchange(#state{role = client, {dhe_psk, SslOpts#ssl_options.psk_identity, DhPubKey}), Connection:queue_handshake(Msg, State0); + +key_exchange(#state{role = client, + ssl_options = SslOpts, + key_algorithm = ecdhe_psk, + negotiated_version = Version, + diffie_hellman_keys = ECDHKeys} = State0, Connection) -> + Msg = ssl_handshake:key_exchange(client, ssl:tls_version(Version), + {ecdhe_psk, + SslOpts#ssl_options.psk_identity, ECDHKeys}), + Connection:queue_handshake(Msg, State0); + key_exchange(#state{role = client, ssl_options = SslOpts, key_algorithm = rsa_psk, @@ -1713,6 +1933,12 @@ rsa_psk_key_exchange(Version, PskIdentity, PremasterSecret, rsa_psk_key_exchange(_, _, _, _) -> throw (?ALERT_REC(?FATAL,?HANDSHAKE_FAILURE, pub_key_is_not_rsa)). +request_client_cert(#state{key_algorithm = Alg} = State, _) + when Alg == dh_anon; Alg == ecdh_anon; + Alg == psk; Alg == dhe_psk; Alg == ecdhe_psk; Alg == rsa_psk; + Alg == srp_dss; Alg == srp_rsa; Alg == srp_anon -> + State; + request_client_cert(#state{ssl_options = #ssl_options{verify = verify_peer, signature_algs = SupportedHashSigns}, connection_states = ConnectionStates0, @@ -1834,6 +2060,18 @@ calculate_secret(#server_dhe_psk_params{ calculate_master_secret(PremasterSecret, State#state{diffie_hellman_keys = Keys}, Connection, certify, certify); +calculate_secret(#server_ecdhe_psk_params{ + dh_params = #server_ecdh_params{curve = ECCurve}} = ServerKey, + #state{ssl_options = #ssl_options{user_lookup_fun = PSKLookup}} = + State=#state{session=Session}, Connection) -> + ECDHKeys = public_key:generate_key(ECCurve), + + PremasterSecret = ssl_handshake:premaster_secret(ServerKey, ECDHKeys, PSKLookup), + calculate_master_secret(PremasterSecret, + State#state{diffie_hellman_keys = ECDHKeys, + session = Session#session{ecc = ECCurve}}, + Connection, certify, certify); + calculate_secret(#server_srp_params{srp_n = Prime, srp_g = Generator} = ServerKey, #state{ssl_options = #ssl_options{srp_identity = SRPId}} = State, Connection) -> @@ -1918,6 +2156,7 @@ is_anonymous(Algo) when Algo == dh_anon; Algo == ecdh_anon; Algo == psk; Algo == dhe_psk; + Algo == ecdhe_psk; Algo == rsa_psk; Algo == srp_anon -> true; @@ -2217,8 +2456,8 @@ handle_active_option(_, connection = StateName0, To, Reply, #state{protocol_cb = hibernate_after(StateName, State, [{reply, To, Reply}]); {next_state, StateName, State, Actions} -> hibernate_after(StateName, State, [{reply, To, Reply} | Actions]); - {stop, Reason, State} -> - {stop, Reason, State} + {stop, _, _} = Stop -> + Stop end; handle_active_option(_, StateName, To, Reply, #state{user_data_buffer = <<>>} = State) -> %% Active once already set @@ -2227,8 +2466,8 @@ handle_active_option(_, StateName, To, Reply, #state{user_data_buffer = <<>>} = %% user_data_buffer =/= <<>> handle_active_option(_, StateName0, To, Reply, #state{protocol_cb = Connection} = State0) -> case read_application_data(<<>>, State0) of - {stop, Reason, State} -> - {stop, Reason, State}; + {stop, _, _} = Stop -> + Stop; {Record, State1} -> %% Note: Renogotiation may cause StateName0 =/= StateName case Connection:next_event(StateName0, Record, State1) of @@ -2386,7 +2625,8 @@ send_or_reply(_, Pid, _From, Data) -> send_user(Pid, Data). send_user(Pid, Msg) -> - Pid ! Msg. + Pid ! Msg, + ok. alert_user(Transport, Tracker, Socket, connection, Opts, Pid, From, Alert, Role, Connection) -> alert_user(Transport, Tracker, Socket, Opts#socket_options.active, Pid, From, Alert, Role, Connection); @@ -2479,3 +2719,42 @@ new_emulated([], EmOpts) -> EmOpts; new_emulated(NewEmOpts, _) -> NewEmOpts. +%%---------------Erlang distribution -------------------------------------- + +send_dist_data(StateName, State, DHandle, Acc) -> + case erlang:dist_ctrl_get_data(DHandle) of + none -> + erlang:dist_ctrl_get_data_notification(DHandle), + hibernate_after(StateName, State, lists:reverse(Acc)); + Data -> + send_dist_data( + StateName, State, DHandle, + [{next_event, {call, {self(), undefined}}, {application_data, Data}} + |Acc]) + end. + +%% Overload mitigation +eat_msgs(Msg) -> + receive Msg -> eat_msgs(Msg) + after 0 -> ok + end. + +%% When acting as distribution controller map the exit reason +%% to follow the documented nodedown_reason for net_kernel +stop(Reason, State) -> + {stop, erl_dist_stop_reason(Reason, State), State}. + +stop_and_reply(Reason, Replies, State) -> + {stop_and_reply, erl_dist_stop_reason(Reason, State), Replies, State}. + +erl_dist_stop_reason( + Reason, #state{ssl_options = #ssl_options{erl_dist = true}}) -> + case Reason of + normal -> + %% We can not exit with normal since that will not bring + %% down the rest of the distribution processes + {shutdown, normal}; + _ -> Reason + end; +erl_dist_stop_reason(Reason, _State) -> + Reason. diff --git a/lib/ssl/src/ssl_crl_cache.erl b/lib/ssl/src/ssl_crl_cache.erl index 8817b0c884..66f46da75f 100644 --- a/lib/ssl/src/ssl_crl_cache.erl +++ b/lib/ssl/src/ssl_crl_cache.erl @@ -92,8 +92,8 @@ delete({der, CRLs}) -> ssl_manager:delete_crls({?NO_DIST_POINT, CRLs}); delete(URI) -> - case http_uri:parse(URI) of - {ok, {http, _, _ , _, Path,_}} -> + case uri_string:normalize(URI, [return_map]) of + #{scheme := "http", path := Path} -> ssl_manager:delete_crls(string:trim(Path, leading, "/")); _ -> {error, {only_http_distribution_points_supported, URI}} @@ -103,8 +103,8 @@ delete(URI) -> %%% Internal functions %%-------------------------------------------------------------------- do_insert(URI, CRLs) -> - case http_uri:parse(URI) of - {ok, {http, _, _ , _, Path,_}} -> + case uri_string:normalize(URI, [return_map]) of + #{scheme := "http", path := Path} -> ssl_manager:insert_crls(string:trim(Path, leading, "/"), CRLs); _ -> {error, {only_http_distribution_points_supported, URI}} @@ -161,7 +161,7 @@ http_get(URL, Rest, CRLDbInfo, Timeout) -> cache_lookup(_, undefined) -> []; cache_lookup(URL, {{Cache, _}, _}) -> - {ok, {_, _, _ , _, Path,_}} = http_uri:parse(URL), + #{path := Path} = uri_string:normalize(URL, [return_map]), case ssl_pkix_db:lookup(string:trim(Path, leading, "/"), Cache) of undefined -> []; diff --git a/lib/ssl/src/ssl_dist_sup.erl b/lib/ssl/src/ssl_dist_sup.erl index e92f3d3979..bea67935d8 100644 --- a/lib/ssl/src/ssl_dist_sup.erl +++ b/lib/ssl/src/ssl_dist_sup.erl @@ -60,8 +60,7 @@ start_link() -> init([]) -> AdminSup = ssl_admin_child_spec(), ConnectionSup = ssl_connection_sup(), - ProxyServer = proxy_server_child_spec(), - {ok, {{one_for_all, 10, 3600}, [AdminSup, ProxyServer, ConnectionSup]}}. + {ok, {{one_for_all, 10, 3600}, [AdminSup, ConnectionSup]}}. %%-------------------------------------------------------------------- %%% Internal functions @@ -84,15 +83,6 @@ ssl_connection_sup() -> Type = supervisor, {Name, StartFunc, Restart, Shutdown, Type, Modules}. -proxy_server_child_spec() -> - Name = ssl_tls_dist_proxy, - StartFunc = {ssl_tls_dist_proxy, start_link, []}, - Restart = permanent, - Shutdown = 4000, - Modules = [ssl_tls_dist_proxy], - Type = worker, - {Name, StartFunc, Restart, Shutdown, Type, Modules}. - consult(File) -> case erl_prim_loader:get_file(File) of {ok, Binary, _FullName} -> diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl index 7efb89bfae..e1f813ea95 100644 --- a/lib/ssl/src/ssl_handshake.erl +++ b/lib/ssl/src/ssl_handshake.erl @@ -52,7 +52,7 @@ %% Handle handshake messages -export([certify/7, certificate_verify/6, verify_signature/5, master_secret/4, server_key_exchange_hash/2, verify_connection/6, - init_handshake_history/0, update_handshake_history/3, verify_server_key/5, + init_handshake_history/0, update_handshake_history/2, verify_server_key/5, select_version/3 ]). @@ -189,11 +189,18 @@ certificate_request(CipherSuite, CertDbHandle, CertDbRef, HashSigns, Version) -> {dh, binary()} | {dh, {binary(), binary()}, #'DHParameter'{}, {HashAlgo::atom(), SignAlgo::atom()}, binary(), binary(), public_key:private_key()} | + {ecdh, _, _, _, _, _} | {ecdh, #'ECPrivateKey'{}} | + {psk, _, _, _, _, _} | {psk, binary()} | + {dhe_psk, _, _, _, _, _, _, _} | {dhe_psk, binary(), binary()} | + {ecdhe_psk, _, _, _, _, _, _} | + {ecdhe_psk, binary(), #'ECPrivateKey'{}} | {srp, {binary(), binary()}, #srp_user{}, {HashAlgo::atom(), SignAlgo::atom()}, - binary(), binary(), public_key:private_key()}) -> + binary(), binary(), public_key:private_key()} | + {srp, _} | + {psk_premaster_secret, _, _, _}) -> #client_key_exchange{} | #server_key_exchange{}. %% @@ -229,6 +236,13 @@ key_exchange(client, _Version, {dhe_psk, Identity, PublicKey}) -> dh_public = PublicKey} }; +key_exchange(client, _Version, {ecdhe_psk, Identity, #'ECPrivateKey'{publicKey = ECPublicKey}}) -> + #client_key_exchange{ + exchange_keys = #client_ecdhe_psk_identity{ + identity = Identity, + dh_public = ECPublicKey} + }; + key_exchange(client, _Version, {psk_premaster_secret, PskIdentity, Secret, {_, PublicKey, _}}) -> EncPremasterSecret = encrypted_premaster_secret(Secret, PublicKey), @@ -275,6 +289,16 @@ key_exchange(server, Version, {dhe_psk, PskIdentityHint, {PublicKey, _}, enc_server_key_exchange(Version, ServerEDHPSKParams, HashSign, ClientRandom, ServerRandom, PrivateKey); +key_exchange(server, Version, {ecdhe_psk, PskIdentityHint, + #'ECPrivateKey'{publicKey = ECPublicKey, + parameters = ECCurve}, + HashSign, ClientRandom, ServerRandom, PrivateKey}) -> + ServerECDHEPSKParams = #server_ecdhe_psk_params{ + hint = PskIdentityHint, + dh_params = #server_ecdh_params{curve = ECCurve, public = ECPublicKey}}, + enc_server_key_exchange(Version, ServerECDHEPSKParams, HashSign, + ClientRandom, ServerRandom, PrivateKey); + key_exchange(server, Version, {srp, {PublicKey, _}, #srp_user{generator = Generator, prime = Prime, salt = Salt}, @@ -455,24 +479,12 @@ init_handshake_history() -> {[], []}. %%-------------------------------------------------------------------- --spec update_handshake_history(ssl_handshake:ssl_handshake_history(), Data ::term(), boolean()) -> +-spec update_handshake_history(ssl_handshake:ssl_handshake_history(), Data ::term()) -> ssl_handshake:ssl_handshake_history(). %% %% Description: Update the handshake history buffer with Data. %%-------------------------------------------------------------------- -update_handshake_history(Handshake, % special-case SSL2 client hello - <<?CLIENT_HELLO, ?UINT24(_), ?BYTE(Major), ?BYTE(Minor), - ?UINT16(CSLength), ?UINT16(0), - ?UINT16(CDLength), - CipherSuites:CSLength/binary, - ChallengeData:CDLength/binary>>, true) -> - update_handshake_history(Handshake, - <<?CLIENT_HELLO, ?BYTE(Major), ?BYTE(Minor), - ?UINT16(CSLength), ?UINT16(0), - ?UINT16(CDLength), - CipherSuites:CSLength/binary, - ChallengeData:CDLength/binary>>, true); -update_handshake_history({Handshake0, _Prev}, Data, _) -> +update_handshake_history({Handshake0, _Prev}, Data) -> {[Data|Handshake0], Handshake0}. verify_server_key(#server_key_params{params_bin = EncParams, @@ -732,6 +744,7 @@ decode_server_key(ServerKey, Type, Version) -> | #client_ec_diffie_hellman_public{} | #client_psk_identity{} | #client_dhe_psk_identity{} + | #client_ecdhe_psk_identity{} | #client_rsa_psk_identity{} | #client_srp_public{}. %% @@ -875,9 +888,21 @@ premaster_secret(#server_dhe_psk_params{ LookupFun) -> PremasterSecret = premaster_secret(PublicDhKey, PrivateDhKey, Params), psk_secret(IdentityHint, LookupFun, PremasterSecret); +premaster_secret(#server_ecdhe_psk_params{ + hint = IdentityHint, + dh_params = #server_ecdh_params{ + public = ECServerPubKey}}, + PrivateEcDhKey, + LookupFun) -> + PremasterSecret = premaster_secret(#'ECPoint'{point = ECServerPubKey}, PrivateEcDhKey), + psk_secret(IdentityHint, LookupFun, PremasterSecret); premaster_secret({rsa_psk, PSKIdentity}, PSKLookup, RSAPremasterSecret) -> - psk_secret(PSKIdentity, PSKLookup, RSAPremasterSecret). - + psk_secret(PSKIdentity, PSKLookup, RSAPremasterSecret); +premaster_secret(#client_ecdhe_psk_identity{ + identity = PSKIdentity, + dh_public = PublicEcDhPoint}, PrivateEcDhKey, PSKLookup) -> + PremasterSecret = premaster_secret(#'ECPoint'{point = PublicEcDhPoint}, PrivateEcDhKey), + psk_secret(PSKIdentity, PSKLookup, PremasterSecret). premaster_secret(#client_dhe_psk_identity{ identity = PSKIdentity, dh_public = PublicDhKey}, PrivateKey, #'DHParameter'{} = Params, PSKLookup) -> @@ -1136,7 +1161,6 @@ select_hashsign_algs(undefined, ?rsaEncryption, _) -> select_hashsign_algs(undefined, ?'id-dsa', _) -> {sha, dsa}. - srp_user(#ssl_options{srp_identity = {UserName, _}}) -> #srp{username = UserName}; srp_user(_) -> @@ -1176,7 +1200,6 @@ certificate_types(#{key_exchange := KeyExchange}, _) when KeyExchange == dh_ecds KeyExchange == ecdh_ecdsa; KeyExchange == ecdhe_ecdsa -> <<?BYTE(?ECDSA_SIGN)>>; - certificate_types(_, _) -> <<?BYTE(?RSA_SIGN)>>. @@ -1573,6 +1596,18 @@ encode_server_key(#server_dhe_psk_params{ YLen = byte_size(Y), <<?UINT16(Len), PskIdentityHint/binary, ?UINT16(PLen), P/binary, ?UINT16(GLen), G/binary, ?UINT16(YLen), Y/binary>>; +encode_server_key(Params = #server_ecdhe_psk_params{hint = undefined}) -> + encode_server_key(Params#server_ecdhe_psk_params{hint = <<>>}); +encode_server_key(#server_ecdhe_psk_params{ + hint = PskIdentityHint, + dh_params = #server_ecdh_params{ + curve = {namedCurve, ECCurve}, public = ECPubKey}}) -> + %%TODO: support arbitrary keys + Len = byte_size(PskIdentityHint), + KLen = size(ECPubKey), + <<?UINT16(Len), PskIdentityHint/binary, + ?BYTE(?NAMED_CURVE), ?UINT16((tls_v1:oid_to_enum(ECCurve))), + ?BYTE(KLen), ECPubKey/binary>>; encode_server_key(#server_srp_params{srp_n = N, srp_g = G, srp_s = S, srp_b = B}) -> NLen = byte_size(N), GLen = byte_size(G), @@ -1605,6 +1640,12 @@ encode_client_key(#client_dhe_psk_identity{identity = Id, dh_public = DHPublic}, Len = byte_size(Id), DHLen = byte_size(DHPublic), <<?UINT16(Len), Id/binary, ?UINT16(DHLen), DHPublic/binary>>; +encode_client_key(Identity = #client_ecdhe_psk_identity{identity = undefined}, Version) -> + encode_client_key(Identity#client_ecdhe_psk_identity{identity = <<"psk_identity">>}, Version); +encode_client_key(#client_ecdhe_psk_identity{identity = Id, dh_public = DHPublic}, _) -> + Len = byte_size(Id), + DHLen = byte_size(DHPublic), + <<?UINT16(Len), Id/binary, ?BYTE(DHLen), DHPublic/binary>>; encode_client_key(Identity = #client_rsa_psk_identity{identity = undefined}, Version) -> encode_client_key(Identity#client_rsa_psk_identity{identity = <<"psk_identity">>}, Version); encode_client_key(#client_rsa_psk_identity{identity = Id, exchange_keys = ExchangeKeys}, Version) -> @@ -1725,6 +1766,22 @@ dec_server_key(<<?UINT16(Len), IdentityHint:Len/binary, params_bin = BinMsg, hashsign = HashSign, signature = Signature}; +dec_server_key(<<?UINT16(Len), IdentityHint:Len/binary, + ?BYTE(?NAMED_CURVE), ?UINT16(CurveID), + ?BYTE(PointLen), ECPoint:PointLen/binary, + _/binary>> = KeyStruct, + ?KEY_EXCHANGE_EC_DIFFIE_HELLMAN_PSK, Version) -> + DHParams = #server_ecdh_params{ + curve = {namedCurve, tls_v1:enum_to_oid(CurveID)}, + public = ECPoint}, + Params = #server_ecdhe_psk_params{ + hint = IdentityHint, + dh_params = DHParams}, + {BinMsg, HashSign, Signature} = dec_server_key_params(Len + 2 + PointLen + 4, KeyStruct, Version), + #server_key_params{params = Params, + params_bin = BinMsg, + hashsign = HashSign, + signature = Signature}; dec_server_key(<<?UINT16(NLen), N:NLen/binary, ?UINT16(GLen), G:GLen/binary, ?BYTE(SLen), S:SLen/binary, @@ -1760,6 +1817,10 @@ dec_client_key(<<?UINT16(Len), Id:Len/binary, ?UINT16(DH_YLen), DH_Y:DH_YLen/binary>>, ?KEY_EXCHANGE_DHE_PSK, _) -> #client_dhe_psk_identity{identity = Id, dh_public = DH_Y}; +dec_client_key(<<?UINT16(Len), Id:Len/binary, + ?BYTE(DH_YLen), DH_Y:DH_YLen/binary>>, + ?KEY_EXCHANGE_EC_DIFFIE_HELLMAN_PSK, _) -> + #client_ecdhe_psk_identity{identity = Id, dh_public = DH_Y}; dec_client_key(<<?UINT16(Len), Id:Len/binary, PKEPMS/binary>>, ?KEY_EXCHANGE_RSA_PSK, {3, 0}) -> #client_rsa_psk_identity{identity = Id, @@ -1943,6 +2004,8 @@ key_exchange_alg(psk) -> ?KEY_EXCHANGE_PSK; key_exchange_alg(dhe_psk) -> ?KEY_EXCHANGE_DHE_PSK; +key_exchange_alg(ecdhe_psk) -> + ?KEY_EXCHANGE_EC_DIFFIE_HELLMAN_PSK; key_exchange_alg(rsa_psk) -> ?KEY_EXCHANGE_RSA_PSK; key_exchange_alg(Alg) @@ -2032,7 +2095,8 @@ filter_hashsigns([Suite | Suites], [#{key_exchange := KeyExchange} | Algos], Has KeyExchange == ecdh_anon; KeyExchange == srp_anon; KeyExchange == psk; - KeyExchange == dhe_psk -> + KeyExchange == dhe_psk; + KeyExchange == ecdhe_psk -> %% In this case hashsigns is not used as the kexchange is anonaymous filter_hashsigns(Suites, Algos, HashSigns, [Suite| Acc]). @@ -2171,6 +2235,7 @@ is_acceptable_hash_sign({_, ecdsa} = Algos, ecdsa, ecdsa, ecdhe_ecdsa, Supported is_acceptable_hash_sign(_, _, _, KeyExAlgo, _) when KeyExAlgo == psk; KeyExAlgo == dhe_psk; + KeyExAlgo == ecdhe_psk; KeyExAlgo == srp_anon; KeyExAlgo == dh_anon; KeyExAlgo == ecdhe_anon @@ -2241,6 +2306,8 @@ advertises_ec_ciphers([#{key_exchange := ecdhe_rsa} | _]) -> true; advertises_ec_ciphers([#{key_exchange := ecdh_anon} | _]) -> true; +advertises_ec_ciphers([{ecdhe_psk, _,_,_} | _]) -> + true; advertises_ec_ciphers([_| Rest]) -> advertises_ec_ciphers(Rest). diff --git a/lib/ssl/src/ssl_handshake.hrl b/lib/ssl/src/ssl_handshake.hrl index 324b7dbde3..a191fcf766 100644 --- a/lib/ssl/src/ssl_handshake.hrl +++ b/lib/ssl/src/ssl_handshake.hrl @@ -133,6 +133,7 @@ -define(KEY_EXCHANGE_DIFFIE_HELLMAN, 1). -define(KEY_EXCHANGE_EC_DIFFIE_HELLMAN, 6). -define(KEY_EXCHANGE_PSK, 2). +-define(KEY_EXCHANGE_EC_DIFFIE_HELLMAN_PSK, 7). -define(KEY_EXCHANGE_DHE_PSK, 3). -define(KEY_EXCHANGE_RSA_PSK, 4). -define(KEY_EXCHANGE_SRP, 5). @@ -162,6 +163,11 @@ dh_params }). +-record(server_ecdhe_psk_params, { + hint, + dh_params + }). + -record(server_srp_params, { srp_n, %% opaque srp_N<1..2^16-1> srp_g, %% opaque srp_g<1..2^16-1> @@ -254,6 +260,11 @@ dh_public }). +-record(client_ecdhe_psk_identity, { + identity, + dh_public + }). + -record(client_rsa_psk_identity, { identity, exchange_keys diff --git a/lib/ssl/src/ssl_internal.hrl b/lib/ssl/src/ssl_internal.hrl index 9bb1cbaeb0..d354910f33 100644 --- a/lib/ssl/src/ssl_internal.hrl +++ b/lib/ssl/src/ssl_internal.hrl @@ -73,6 +73,7 @@ %% sslv3 is considered insecure due to lack of padding check (Poodle attack) %% Keep as interop with legacy software but do not support as default -define(ALL_AVAILABLE_VERSIONS, ['tlsv1.2', 'tlsv1.1', tlsv1, sslv3]). +-define(ALL_AVAILABLE_DATAGRAM_VERSIONS, ['dtlsv1.2', dtlsv1]). -define(ALL_SUPPORTED_VERSIONS, ['tlsv1.2', 'tlsv1.1', tlsv1]). -define(MIN_SUPPORTED_VERSIONS, ['tlsv1.1', tlsv1]). -define(ALL_DATAGRAM_SUPPORTED_VERSIONS, ['dtlsv1.2', dtlsv1]). @@ -143,7 +144,6 @@ signature_algs, eccs, honor_ecc_order :: boolean(), - v2_hello_compatible :: boolean(), max_handshake_size :: integer() }). diff --git a/lib/ssl/src/ssl_record.erl b/lib/ssl/src/ssl_record.erl index dd6a3e8521..c0eee466ae 100644 --- a/lib/ssl/src/ssl_record.erl +++ b/lib/ssl/src/ssl_record.erl @@ -326,7 +326,7 @@ cipher_aead(Version, Fragment, %%-------------------------------------------------------------------- -spec decipher(ssl_version(), binary(), connection_state(), boolean()) -> - {binary(), binary(), connection_state} | #alert{}. + {binary(), binary(), connection_state()} | #alert{}. %% %% Description: Payload decryption %%-------------------------------------------------------------------- diff --git a/lib/ssl/src/ssl_tls_dist_proxy.erl b/lib/ssl/src/ssl_tls_dist_proxy.erl deleted file mode 100644 index 12a057fd22..0000000000 --- a/lib/ssl/src/ssl_tls_dist_proxy.erl +++ /dev/null @@ -1,493 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2011-2017. All Rights Reserved. -%% -%% Licensed under the Apache License, Version 2.0 (the "License"); -%% you may not use this file except in compliance with the License. -%% You may obtain a copy of the License at -%% -%% http://www.apache.org/licenses/LICENSE-2.0 -%% -%% Unless required by applicable law or agreed to in writing, software -%% distributed under the License is distributed on an "AS IS" BASIS, -%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -%% See the License for the specific language governing permissions and -%% limitations under the License. -%% -%% %CopyrightEnd% -%% --module(ssl_tls_dist_proxy). - - --export([listen/2, accept/2, connect/4, get_tcp_address/1]). --export([init/1, start_link/0, handle_call/3, handle_cast/2, handle_info/2, - terminate/2, code_change/3, ssl_options/2]). - --include_lib("kernel/include/net_address.hrl"). - --record(state, - {listen, - accept_loop - }). - --define(PPRE, 4). --define(PPOST, 4). - - -%%==================================================================== -%% Internal application API -%%==================================================================== - -listen(Driver, Name) -> - gen_server:call(?MODULE, {listen, Driver, Name}, infinity). - -accept(Driver, Listen) -> - gen_server:call(?MODULE, {accept, Driver, Listen}, infinity). - -connect(Driver, Ip, Port, ExtraOpts) -> - gen_server:call( - ?MODULE, {connect, Driver, Ip, Port, ExtraOpts}, infinity). - - -do_listen(Options) -> - {First,Last} = case application:get_env(kernel,inet_dist_listen_min) of - {ok,N} when is_integer(N) -> - case application:get_env(kernel, - inet_dist_listen_max) of - {ok,M} when is_integer(M) -> - {N,M}; - _ -> - {N,N} - end; - _ -> - {0,0} - end, - do_listen(First, Last, listen_options([{backlog,128}|Options])). - -do_listen(First,Last,_) when First > Last -> - {error,eaddrinuse}; -do_listen(First,Last,Options) -> - case gen_tcp:listen(First, Options) of - {error, eaddrinuse} -> - do_listen(First+1,Last,Options); - Other -> - Other - end. - -listen_options(Opts0) -> - Opts1 = - case application:get_env(kernel, inet_dist_use_interface) of - {ok, Ip} -> - [{ip, Ip} | Opts0]; - _ -> - Opts0 - end, - case application:get_env(kernel, inet_dist_listen_options) of - {ok,ListenOpts} -> - ListenOpts ++ Opts1; - _ -> - Opts1 - end. - -connect_options(Opts) -> - case application:get_env(kernel, inet_dist_connect_options) of - {ok,ConnectOpts} -> - lists:ukeysort(1, ConnectOpts ++ Opts); - _ -> - Opts - end. - -%%==================================================================== -%% gen_server callbacks -%%==================================================================== - -start_link() -> - gen_server:start_link({local, ?MODULE}, ?MODULE, [], []). - -init([]) -> - process_flag(priority, max), - {ok, #state{}}. - -handle_call({listen, Driver, Name}, _From, State) -> - case gen_tcp:listen(0, [{active, false}, {packet,?PPRE}, {ip, loopback}]) of - {ok, Socket} -> - {ok, World} = do_listen([{active, false}, binary, {packet,?PPRE}, {reuseaddr, true}, - Driver:family()]), - {ok, TcpAddress} = get_tcp_address(Socket), - {ok, WorldTcpAddress} = get_tcp_address(World), - {_,Port} = WorldTcpAddress#net_address.address, - ErlEpmd = net_kernel:epmd_module(), - case ErlEpmd:register_node(Name, Port, Driver) of - {ok, Creation} -> - {reply, {ok, {Socket, TcpAddress, Creation}}, - State#state{listen={Socket, World}}}; - {error, _} = Error -> - {reply, Error, State} - end; - Error -> - {reply, Error, State} - end; - -handle_call({accept, _Driver, Listen}, {From, _}, State = #state{listen={_, World}}) -> - Self = self(), - ErtsPid = spawn_link(fun() -> accept_loop(Self, erts, Listen, From) end), - WorldPid = spawn_link(fun() -> accept_loop(Self, world, World, Listen) end), - {reply, ErtsPid, State#state{accept_loop={ErtsPid, WorldPid}}}; - -handle_call({connect, Driver, Ip, Port, ExtraOpts}, {From, _}, State) -> - Me = self(), - Pid = - spawn_link( - fun() -> setup_proxy(Driver, Ip, Port, ExtraOpts, Me) end), - receive - {Pid, go_ahead, LPort} -> - Res = {ok, Socket} = try_connect(LPort), - case gen_tcp:controlling_process(Socket, From) of - {error, badarg} = Error -> {reply, Error, State}; % From is dead anyway. - ok -> - flush_old_controller(From, Socket), - {reply, Res, State} - end; - {Pid, Error} -> - {reply, Error, State} - end; - -handle_call(_What, _From, State) -> - {reply, ok, State}. - -handle_cast(_What, State) -> - {noreply, State}. - -handle_info(_What, State) -> - {noreply, State}. - -terminate(_Reason, _St) -> - ok. - -code_change(_OldVsn, St, _Extra) -> - {ok, St}. - -%%-------------------------------------------------------------------- -%%% Internal functions -%%-------------------------------------------------------------------- -get_tcp_address(Socket) -> - case inet:sockname(Socket) of - {ok, Address} -> - {ok, Host} = inet:gethostname(), - NetAddress = #net_address{ - address = Address, - host = Host, - protocol = proxy, - family = inet - }, - {ok, NetAddress}; - {error, _} = Error -> Error - end. - -accept_loop(Proxy, erts = Type, Listen, Extra) -> - process_flag(priority, max), - case gen_tcp:accept(Listen) of - {ok, Socket} -> - Extra ! {accept,self(),Socket,inet,proxy}, - receive - {_Kernel, controller, Pid} -> - inet:setopts(Socket, [nodelay()]), - ok = gen_tcp:controlling_process(Socket, Pid), - flush_old_controller(Pid, Socket), - Pid ! {self(), controller}; - {_Kernel, unsupported_protocol} -> - exit(unsupported_protocol) - end; - {error, closed} -> - %% The listening socket is closed: the proxy process is - %% shutting down. Exit normally, to avoid generating a - %% spurious error report. - exit(normal); - Error -> - exit(Error) - end, - accept_loop(Proxy, Type, Listen, Extra); - -accept_loop(Proxy, world = Type, Listen, Extra) -> - process_flag(priority, max), - case gen_tcp:accept(Listen) of - {ok, Socket} -> - Opts = get_ssl_options(server), - wait_for_code_server(), - case ssl:ssl_accept(Socket, Opts) of - {ok, SslSocket} -> - PairHandler = - spawn_link(fun() -> - setup_connection(SslSocket, Extra) - end), - ok = ssl:controlling_process(SslSocket, PairHandler), - flush_old_controller(PairHandler, SslSocket); - {error, {options, _}} = Error -> - %% Bad options: that's probably our fault. Let's log that. - error_logger:error_msg("Cannot accept TLS distribution connection: ~s~n", - [ssl:format_error(Error)]), - gen_tcp:close(Socket); - _ -> - gen_tcp:close(Socket) - end; - Error -> - exit(Error) - end, - accept_loop(Proxy, Type, Listen, Extra). - -wait_for_code_server() -> - %% This is an ugly hack. Upgrading a socket to TLS requires the - %% crypto module to be loaded. Loading the crypto module triggers - %% its on_load function, which calls code:priv_dir/1 to find the - %% directory where its NIF library is. However, distribution is - %% started earlier than the code server, so the code server is not - %% necessarily started yet, and code:priv_dir/1 might fail because - %% of that, if we receive an incoming connection on the - %% distribution port early enough. - %% - %% If the on_load function of a module fails, the module is - %% unloaded, and the function call that triggered loading it fails - %% with 'undef', which is rather confusing. - %% - %% Thus, the ssl_tls_dist_proxy process will terminate, and be - %% restarted by ssl_dist_sup. However, it won't have any memory - %% of being asked by net_kernel to listen for incoming - %% connections. Hence, the node will believe that it's open for - %% distribution, but it actually isn't. - %% - %% So let's avoid that by waiting for the code server to start. - case whereis(code_server) of - undefined -> - timer:sleep(10), - wait_for_code_server(); - Pid when is_pid(Pid) -> - ok - end. - -try_connect(Port) -> - case gen_tcp:connect({127,0,0,1}, Port, [{active, false}, {packet,?PPRE}, nodelay()]) of - R = {ok, _S} -> - R; - {error, _R} -> - try_connect(Port) - end. - -setup_proxy(Driver, Ip, Port, ExtraOpts, Parent) -> - process_flag(trap_exit, true), - Opts = connect_options(ExtraOpts ++ get_ssl_options(client)), - case ssl:connect(Ip, Port, [{active, true}, binary, {packet,?PPRE}, nodelay(), - Driver:family()] ++ Opts) of - {ok, World} -> - {ok, ErtsL} = gen_tcp:listen(0, [{active, true}, {ip, loopback}, binary, {packet,?PPRE}]), - {ok, #net_address{address={_,LPort}}} = get_tcp_address(ErtsL), - Parent ! {self(), go_ahead, LPort}, - case gen_tcp:accept(ErtsL) of - {ok, Erts} -> - %% gen_tcp:close(ErtsL), - loop_conn_setup(World, Erts); - Err -> - Parent ! {self(), Err} - end; - {error, {options, _}} = Err -> - %% Bad options: that's probably our fault. Let's log that. - error_logger:error_msg("Cannot open TLS distribution connection: ~s~n", - [ssl:format_error(Err)]), - Parent ! {self(), Err}; - Err -> - Parent ! {self(), Err} - end. - - -%% we may not always want the nodelay behaviour -%% %% for performance reasons - -nodelay() -> - case application:get_env(kernel, dist_nodelay) of - undefined -> - {nodelay, true}; - {ok, true} -> - {nodelay, true}; - {ok, false} -> - {nodelay, false}; - _ -> - {nodelay, true} - end. - -setup_connection(World, ErtsListen) -> - process_flag(trap_exit, true), - {ok, TcpAddress} = get_tcp_address(ErtsListen), - {_Addr,Port} = TcpAddress#net_address.address, - {ok, Erts} = gen_tcp:connect({127,0,0,1}, Port, [{active, true}, binary, {packet,?PPRE}, nodelay()]), - ssl:setopts(World, [{active,true}, {packet,?PPRE}, nodelay()]), - loop_conn_setup(World, Erts). - -loop_conn_setup(World, Erts) -> - receive - {ssl, World, Data = <<$a, _/binary>>} -> - gen_tcp:send(Erts, Data), - ssl:setopts(World, [{packet,?PPOST}, nodelay()]), - inet:setopts(Erts, [{packet,?PPOST}, nodelay()]), - loop_conn(World, Erts); - {tcp, Erts, Data = <<$a, _/binary>>} -> - ssl:send(World, Data), - ssl:setopts(World, [{packet,?PPOST}, nodelay()]), - inet:setopts(Erts, [{packet,?PPOST}, nodelay()]), - loop_conn(World, Erts); - {ssl, World, Data = <<_, _/binary>>} -> - gen_tcp:send(Erts, Data), - loop_conn_setup(World, Erts); - {tcp, Erts, Data = <<_, _/binary>>} -> - ssl:send(World, Data), - loop_conn_setup(World, Erts); - {ssl, World, Data} -> - gen_tcp:send(Erts, Data), - loop_conn_setup(World, Erts); - {tcp, Erts, Data} -> - ssl:send(World, Data), - loop_conn_setup(World, Erts); - {tcp_closed, Erts} -> - ssl:close(World); - {ssl_closed, World} -> - gen_tcp:close(Erts); - {ssl_error, World, _} -> - - ssl:close(World) - end. - -loop_conn(World, Erts) -> - receive - {ssl, World, Data} -> - gen_tcp:send(Erts, Data), - loop_conn(World, Erts); - {tcp, Erts, Data} -> - ssl:send(World, Data), - loop_conn(World, Erts); - {tcp_closed, Erts} -> - ssl:close(World); - {ssl_closed, World} -> - gen_tcp:close(Erts); - {ssl_error, World, _} -> - ssl:close(World) - end. - -get_ssl_options(Type) -> - try ets:lookup(ssl_dist_opts, Type) of - [{Type, Opts}] -> - [{erl_dist, true} | Opts]; - _ -> - get_ssl_dist_arguments(Type) - catch - error:badarg -> - get_ssl_dist_arguments(Type) - end. - -get_ssl_dist_arguments(Type) -> - case init:get_argument(ssl_dist_opt) of - {ok, Args} -> - [{erl_dist, true} | ssl_options(Type, lists:append(Args))]; - _ -> - [{erl_dist, true}] - end. - -ssl_options(_,[]) -> - []; -ssl_options(server, ["client_" ++ _, _Value |T]) -> - ssl_options(server,T); -ssl_options(client, ["server_" ++ _, _Value|T]) -> - ssl_options(client,T); -ssl_options(server, ["server_certfile", Value|T]) -> - [{certfile, Value} | ssl_options(server,T)]; -ssl_options(client, ["client_certfile", Value | T]) -> - [{certfile, Value} | ssl_options(client,T)]; -ssl_options(server, ["server_cacertfile", Value|T]) -> - [{cacertfile, Value} | ssl_options(server,T)]; -ssl_options(client, ["client_cacertfile", Value|T]) -> - [{cacertfile, Value} | ssl_options(client,T)]; -ssl_options(server, ["server_keyfile", Value|T]) -> - [{keyfile, Value} | ssl_options(server,T)]; -ssl_options(client, ["client_keyfile", Value|T]) -> - [{keyfile, Value} | ssl_options(client,T)]; -ssl_options(server, ["server_password", Value|T]) -> - [{password, Value} | ssl_options(server,T)]; -ssl_options(client, ["client_password", Value|T]) -> - [{password, Value} | ssl_options(client,T)]; -ssl_options(server, ["server_verify", Value|T]) -> - [{verify, atomize(Value)} | ssl_options(server,T)]; -ssl_options(client, ["client_verify", Value|T]) -> - [{verify, atomize(Value)} | ssl_options(client,T)]; -ssl_options(server, ["server_verify_fun", Value|T]) -> - [{verify_fun, verify_fun(Value)} | ssl_options(server,T)]; -ssl_options(client, ["client_verify_fun", Value|T]) -> - [{verify_fun, verify_fun(Value)} | ssl_options(client,T)]; -ssl_options(server, ["server_crl_check", Value|T]) -> - [{crl_check, atomize(Value)} | ssl_options(server,T)]; -ssl_options(client, ["client_crl_check", Value|T]) -> - [{crl_check, atomize(Value)} | ssl_options(client,T)]; -ssl_options(server, ["server_crl_cache", Value|T]) -> - [{crl_cache, termify(Value)} | ssl_options(server,T)]; -ssl_options(client, ["client_crl_cache", Value|T]) -> - [{crl_cache, termify(Value)} | ssl_options(client,T)]; -ssl_options(server, ["server_reuse_sessions", Value|T]) -> - [{reuse_sessions, atomize(Value)} | ssl_options(server,T)]; -ssl_options(client, ["client_reuse_sessions", Value|T]) -> - [{reuse_sessions, atomize(Value)} | ssl_options(client,T)]; -ssl_options(server, ["server_secure_renegotiate", Value|T]) -> - [{secure_renegotiate, atomize(Value)} | ssl_options(server,T)]; -ssl_options(client, ["client_secure_renegotiate", Value|T]) -> - [{secure_renegotiate, atomize(Value)} | ssl_options(client,T)]; -ssl_options(server, ["server_depth", Value|T]) -> - [{depth, list_to_integer(Value)} | ssl_options(server,T)]; -ssl_options(client, ["client_depth", Value|T]) -> - [{depth, list_to_integer(Value)} | ssl_options(client,T)]; -ssl_options(server, ["server_hibernate_after", Value|T]) -> - [{hibernate_after, list_to_integer(Value)} | ssl_options(server,T)]; -ssl_options(client, ["client_hibernate_after", Value|T]) -> - [{hibernate_after, list_to_integer(Value)} | ssl_options(client,T)]; -ssl_options(server, ["server_ciphers", Value|T]) -> - [{ciphers, Value} | ssl_options(server,T)]; -ssl_options(client, ["client_ciphers", Value|T]) -> - [{ciphers, Value} | ssl_options(client,T)]; -ssl_options(server, ["server_dhfile", Value|T]) -> - [{dhfile, Value} | ssl_options(server,T)]; -ssl_options(server, ["server_fail_if_no_peer_cert", Value|T]) -> - [{fail_if_no_peer_cert, atomize(Value)} | ssl_options(server,T)]; -ssl_options(Type, Opts) -> - error(malformed_ssl_dist_opt, [Type, Opts]). - -atomize(List) when is_list(List) -> - list_to_atom(List); -atomize(Atom) when is_atom(Atom) -> - Atom. - -termify(String) when is_list(String) -> - {ok, Tokens, _} = erl_scan:string(String ++ "."), - {ok, Term} = erl_parse:parse_term(Tokens), - Term. - -verify_fun(Value) -> - case termify(Value) of - {Mod, Func, State} when is_atom(Mod), is_atom(Func) -> - Fun = fun Mod:Func/3, - {Fun, State}; - _ -> - error(malformed_ssl_dist_opt, [Value]) - end. - -flush_old_controller(Pid, Socket) -> - receive - {tcp, Socket, Data} -> - Pid ! {tcp, Socket, Data}, - flush_old_controller(Pid, Socket); - {tcp_closed, Socket} -> - Pid ! {tcp_closed, Socket}, - flush_old_controller(Pid, Socket); - {ssl, Socket, Data} -> - Pid ! {ssl, Socket, Data}, - flush_old_controller(Pid, Socket); - {ssl_closed, Socket} -> - Pid ! {ssl_closed, Socket}, - flush_old_controller(Pid, Socket) - after 0 -> - ok - end. diff --git a/lib/ssl/src/ssl_v2.erl b/lib/ssl/src/ssl_v2.erl deleted file mode 100644 index 37134cbe5d..0000000000 --- a/lib/ssl/src/ssl_v2.erl +++ /dev/null @@ -1,38 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2007-2016. All Rights Reserved. -%% -%% Licensed under the Apache License, Version 2.0 (the "License"); -%% you may not use this file except in compliance with the License. -%% You may obtain a copy of the License at -%% -%% http://www.apache.org/licenses/LICENSE-2.0 -%% -%% Unless required by applicable law or agreed to in writing, software -%% distributed under the License is distributed on an "AS IS" BASIS, -%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -%% See the License for the specific language governing permissions and -%% limitations under the License. -%% -%% %CopyrightEnd% -%% - -%% -%%---------------------------------------------------------------------- -%% Purpose: Handles sslv2 hello as clients supporting sslv2 and higher -%% will send an sslv2 hello. -%%---------------------------------------------------------------------- - --module(ssl_v2). - --export([client_random/2]). - -client_random(ChallengeData, 32) -> - ChallengeData; -client_random(ChallengeData, N) when N > 32 -> - <<NewChallengeData:32/binary, _/binary>> = ChallengeData, - NewChallengeData; -client_random(ChallengeData, N) -> - Pad = list_to_binary(lists:duplicate(N, 0)), - <<Pad/binary, ChallengeData/binary>>. diff --git a/lib/ssl/src/tls_connection.erl b/lib/ssl/src/tls_connection.erl index 914ee9f22f..c35378f18f 100644 --- a/lib/ssl/src/tls_connection.erl +++ b/lib/ssl/src/tls_connection.erl @@ -63,7 +63,7 @@ %% gen_statem state functions -export([init/3, error/3, downgrade/3, %% Initiation and take down states hello/3, certify/3, cipher/3, abbreviated/3, %% Handshake states - connection/3]). + connection/3, death_row/3]). %% gen_statem callbacks -export([callback_mode/0, terminate/3, code_change/4, format_status/2]). @@ -266,10 +266,9 @@ send_handshake(Handshake, State) -> queue_handshake(Handshake, #state{negotiated_version = Version, tls_handshake_history = Hist0, flight_buffer = Flight0, - ssl_options = #ssl_options{v2_hello_compatible = V2HComp}, connection_states = ConnectionStates0} = State0) -> {BinHandshake, ConnectionStates, Hist} = - encode_handshake(Handshake, Version, ConnectionStates0, Hist0, V2HComp), + encode_handshake(Handshake, Version, ConnectionStates0, Hist0), State0#state{connection_states = ConnectionStates, tls_handshake_history = Hist, flight_buffer = Flight0 ++ [BinHandshake]}. @@ -400,7 +399,7 @@ getopts(Transport, Socket, Tag) -> init({call, From}, {start, Timeout}, #state{host = Host, port = Port, role = client, - ssl_options = #ssl_options{v2_hello_compatible = V2HComp} = SslOpts, + ssl_options = SslOpts, session = #session{own_certificate = Cert} = Session0, transport_cb = Transport, socket = Socket, connection_states = ConnectionStates0, @@ -416,7 +415,7 @@ init({call, From}, {start, Timeout}, HelloVersion = tls_record:hello_version(Version, SslOpts#ssl_options.versions), Handshake0 = ssl_handshake:init_handshake_history(), {BinMsg, ConnectionStates, Handshake} = - encode_handshake(Hello, HelloVersion, ConnectionStates0, Handshake0, V2HComp), + encode_handshake(Hello, HelloVersion, ConnectionStates0, Handshake0), send(Transport, Socket, BinMsg), State1 = State0#state{connection_states = ConnectionStates, negotiated_version = Version, %% Requested version @@ -437,11 +436,15 @@ init(Type, Event, State) -> %%-------------------------------------------------------------------- error({call, From}, {start, _Timeout}, {Error, State}) -> - {stop_and_reply, normal, {reply, From, {error, Error}}, State}; -error({call, From}, {start, _Timeout}, #state{protocol_specific = #{error := Error}} = State) -> - {stop_and_reply, normal, {reply, From, {error, Error}}, State}; + ssl_connection:stop_and_reply( + normal, {reply, From, {error, Error}}, State); +error({call, From}, {start, _Timeout}, + #state{protocol_specific = #{error := Error}} = State) -> + ssl_connection:stop_and_reply( + normal, {reply, From, {error, Error}}, State); error({call, _} = Call, Msg, {Error, #state{protocol_specific = Map} = State}) -> - gen_handshake(?FUNCTION_NAME, Call, Msg, State#state{protocol_specific = Map#{error => Error}}); + gen_handshake(?FUNCTION_NAME, Call, Msg, + State#state{protocol_specific = Map#{error => Error}}); error(_, _, _) -> {keep_state_and_data, [postpone]}. @@ -567,6 +570,13 @@ connection(Type, Event, State) -> ssl_connection:?FUNCTION_NAME(Type, Event, State, ?MODULE). %%-------------------------------------------------------------------- +-spec death_row(gen_statem:event_type(), term(), #state{}) -> + gen_statem:state_function_result(). +%%-------------------------------------------------------------------- +death_row(Type, Event, State) -> + ssl_connection:death_row(Type, Event, State, ?MODULE). + +%%-------------------------------------------------------------------- -spec downgrade(gen_statem:event_type(), term(), #state{}) -> gen_statem:state_function_result(). %%-------------------------------------------------------------------- @@ -645,15 +655,11 @@ next_tls_record(Data, StateName, #state{protocol_buffers = handle_record_alert(Alert, State0) end. -acceptable_record_versions(hello, #state{ssl_options = #ssl_options{v2_hello_compatible = true}}) -> - [tls_record:protocol_version(Vsn) || Vsn <- ?ALL_AVAILABLE_VERSIONS ++ ['sslv2']]; + acceptable_record_versions(hello, _) -> [tls_record:protocol_version(Vsn) || Vsn <- ?ALL_AVAILABLE_VERSIONS]; acceptable_record_versions(_, #state{negotiated_version = Version}) -> [Version]. -handle_record_alert(#alert{description = ?BAD_RECORD_MAC}, - #state{ssl_options = #ssl_options{v2_hello_compatible = true}}) -> - ?ALERT_REC(?FATAL, ?PROTOCOL_VERSION); handle_record_alert(Alert, _) -> Alert. @@ -670,7 +676,7 @@ handle_info({Protocol, _, Data}, StateName, next_event(StateName, Record, State); #alert{} = Alert -> ssl_connection:handle_normal_shutdown(Alert, StateName, State0), - {stop, {shutdown, own_alert}} + ssl_connection:stop({shutdown, own_alert}, State0) end; handle_info({CloseTag, Socket}, StateName, #state{socket = Socket, close_tag = CloseTag, @@ -697,7 +703,7 @@ handle_info({CloseTag, Socket}, StateName, end, ssl_connection:handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State), - {stop, {shutdown, transport_closed}}; + ssl_connection:stop({shutdown, transport_closed}, State); true -> %% Fixes non-delivery of final TLS record in {active, once}. %% Basically allows the application the opportunity to set {active, once} again @@ -709,16 +715,16 @@ handle_info(Msg, StateName, State) -> handle_alerts([], Result) -> Result; -handle_alerts(_, {stop,_} = Stop) -> +handle_alerts(_, {stop, _, _} = Stop) -> Stop; handle_alerts([Alert | Alerts], {next_state, StateName, State}) -> handle_alerts(Alerts, ssl_connection:handle_alert(Alert, StateName, State)); handle_alerts([Alert | Alerts], {next_state, StateName, State, _Actions}) -> handle_alerts(Alerts, ssl_connection:handle_alert(Alert, StateName, State)). -encode_handshake(Handshake, Version, ConnectionStates0, Hist0, V2HComp) -> +encode_handshake(Handshake, Version, ConnectionStates0, Hist0) -> Frag = tls_handshake:encode_handshake(Handshake, Version), - Hist = ssl_handshake:update_handshake_history(Hist0, Frag, V2HComp), + Hist = ssl_handshake:update_handshake_history(Hist0, Frag), {Encoded, ConnectionStates} = tls_record:encode_handshake(Frag, Version, ConnectionStates0), {Encoded, ConnectionStates, Hist}. diff --git a/lib/ssl/src/tls_handshake.erl b/lib/ssl/src/tls_handshake.erl index 8817418fb0..0058b9c8ae 100644 --- a/lib/ssl/src/tls_handshake.erl +++ b/lib/ssl/src/tls_handshake.erl @@ -39,7 +39,7 @@ -export([encode_handshake/2]). %% Handshake decodeing --export([get_tls_handshake/4, decode_handshake/4]). +-export([get_tls_handshake/4, decode_handshake/3]). -type tls_handshake() :: #client_hello{} | ssl_handshake:ssl_handshake(). @@ -268,9 +268,9 @@ enc_handshake(HandshakeMsg, Version) -> %%-------------------------------------------------------------------- get_tls_handshake_aux(Version, <<?BYTE(Type), ?UINT24(Length), Body:Length/binary,Rest/binary>>, - #ssl_options{v2_hello_compatible = V2Hello} = Opts, Acc) -> + Opts, Acc) -> Raw = <<?BYTE(Type), ?UINT24(Length), Body/binary>>, - try decode_handshake(Version, Type, Body, V2Hello) of + try decode_handshake(Version, Type, Body) of Handshake -> get_tls_handshake_aux(Version, Rest, Opts, [{Handshake,Raw} | Acc]) catch @@ -280,29 +280,15 @@ get_tls_handshake_aux(Version, <<?BYTE(Type), ?UINT24(Length), get_tls_handshake_aux(_Version, Data, _, Acc) -> {lists:reverse(Acc), Data}. -decode_handshake(_, ?HELLO_REQUEST, <<>>, _) -> +decode_handshake(_, ?HELLO_REQUEST, <<>>) -> #hello_request{}; - -decode_handshake(_Version, ?CLIENT_HELLO, Bin, true) -> - try decode_hello(Bin) of - Hello -> - Hello - catch - _:_ -> - decode_v2_hello(Bin) - end; -decode_handshake(_Version, ?CLIENT_HELLO, Bin, false) -> - decode_hello(Bin); - decode_handshake(_Version, ?CLIENT_HELLO, <<?BYTE(Major), ?BYTE(Minor), Random:32/binary, ?BYTE(SID_length), Session_ID:SID_length/binary, ?UINT16(Cs_length), CipherSuites:Cs_length/binary, ?BYTE(Cm_length), Comp_methods:Cm_length/binary, - Extensions/binary>>, _) -> - + Extensions/binary>>) -> DecodedExtensions = ssl_handshake:decode_hello_extensions({client, Extensions}), - #client_hello{ client_version = {Major,Minor}, random = Random, @@ -311,36 +297,7 @@ decode_handshake(_Version, ?CLIENT_HELLO, compression_methods = Comp_methods, extensions = DecodedExtensions }; -decode_handshake(Version, Tag, Msg, _) -> +decode_handshake(Version, Tag, Msg) -> ssl_handshake:decode_handshake(Version, Tag, Msg). -decode_hello(<<?BYTE(Major), ?BYTE(Minor), Random:32/binary, - ?BYTE(SID_length), Session_ID:SID_length/binary, - ?UINT16(Cs_length), CipherSuites:Cs_length/binary, - ?BYTE(Cm_length), Comp_methods:Cm_length/binary, - Extensions/binary>>) -> - DecodedExtensions = ssl_handshake:decode_hello_extensions({client, Extensions}), - - #client_hello{ - client_version = {Major,Minor}, - random = Random, - session_id = Session_ID, - cipher_suites = ssl_handshake:decode_suites('2_bytes', CipherSuites), - compression_methods = Comp_methods, - extensions = DecodedExtensions - }. -%% The server must be able to receive such messages, from clients that -%% are willing to use ssl v3 or higher, but have ssl v2 compatibility. -decode_v2_hello(<<?BYTE(Major), ?BYTE(Minor), - ?UINT16(CSLength), ?UINT16(0), - ?UINT16(CDLength), - CipherSuites:CSLength/binary, - ChallengeData:CDLength/binary>>) -> - #client_hello{client_version = {Major, Minor}, - random = ssl_v2:client_random(ChallengeData, CDLength), - session_id = 0, - cipher_suites = ssl_handshake:decode_suites('3_bytes', CipherSuites), - compression_methods = [?NULL], - extensions = #hello_extensions{} - }. diff --git a/lib/ssl/src/tls_record.erl b/lib/ssl/src/tls_record.erl index 188ec6809d..aa70508f1e 100644 --- a/lib/ssl/src/tls_record.erl +++ b/lib/ssl/src/tls_record.erl @@ -394,16 +394,6 @@ initial_connection_state(ConnectionEnd, BeastMitigation) -> server_verify_data => undefined }. -assert_version(<<1:1, Length0:15, Data0:Length0/binary, _/binary>>, Versions) -> - case Data0 of - <<?BYTE(?CLIENT_HELLO), ?BYTE(Major), ?BYTE(Minor), _/binary>> -> - %% First check v2_hello_compatible mode is active - lists:member({2,0}, Versions) andalso - %% andalso we want to negotiate higher version - lists:member({Major, Minor}, Versions -- [{2,0}]); - _ -> - false - end; assert_version(<<?BYTE(_), ?BYTE(MajVer), ?BYTE(MinVer), _/binary>>, Versions) -> is_acceptable_version({MajVer, MinVer}, Versions). @@ -431,32 +421,10 @@ get_tls_records_aux(<<?BYTE(?CHANGE_CIPHER_SPEC),?BYTE(MajVer),?BYTE(MinVer), get_tls_records_aux(Rest, [#ssl_tls{type = ?CHANGE_CIPHER_SPEC, version = {MajVer, MinVer}, fragment = Data} | Acc]); -%% Matches an ssl v2 client hello message. -%% The server must be able to receive such messages, from clients that -%% are willing to use ssl v3 or higher, but have ssl v2 compatibility. -get_tls_records_aux(<<1:1, Length0:15, Data0:Length0/binary, Rest/binary>>, - Acc) -> - case Data0 of - <<?BYTE(?CLIENT_HELLO), ?BYTE(MajVer), ?BYTE(MinVer), _/binary>> -> - Length = Length0-1, - <<?BYTE(_), Data1:Length/binary>> = Data0, - Data = <<?BYTE(?CLIENT_HELLO), ?UINT24(Length), Data1/binary>>, - get_tls_records_aux(Rest, [#ssl_tls{type = ?HANDSHAKE, - version = {MajVer, MinVer}, - fragment = Data} | Acc]); - _ -> - ?ALERT_REC(?FATAL, ?HANDSHAKE_FAILURE) - - end; - get_tls_records_aux(<<0:1, _CT:7, ?BYTE(_MajVer), ?BYTE(_MinVer), ?UINT16(Length), _/binary>>, _Acc) when Length > ?MAX_CIPHER_TEXT_LENGTH -> ?ALERT_REC(?FATAL, ?RECORD_OVERFLOW); -get_tls_records_aux(<<1:1, Length0:15, _/binary>>,_Acc) - when Length0 > ?MAX_CIPHER_TEXT_LENGTH -> - ?ALERT_REC(?FATAL, ?RECORD_OVERFLOW); - get_tls_records_aux(Data, Acc) -> case size(Data) =< ?MAX_CIPHER_TEXT_LENGTH + ?INITIAL_BYTES of true -> diff --git a/lib/ssl/src/tls_v1.erl b/lib/ssl/src/tls_v1.erl index a8fe119bf8..a31ab8d044 100644 --- a/lib/ssl/src/tls_v1.erl +++ b/lib/ssl/src/tls_v1.erl @@ -202,23 +202,13 @@ suites(Minor) when Minor == 1; Minor == 2 -> ?TLS_DHE_DSS_WITH_AES_256_CBC_SHA, ?TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA, ?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA, - ?TLS_RSA_WITH_AES_256_CBC_SHA, ?TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, ?TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, ?TLS_DHE_RSA_WITH_AES_128_CBC_SHA, ?TLS_DHE_DSS_WITH_AES_128_CBC_SHA, ?TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA, - ?TLS_ECDH_RSA_WITH_AES_128_CBC_SHA, - ?TLS_RSA_WITH_AES_128_CBC_SHA, - - ?TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA, - ?TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA, - ?TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA, - ?TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA, - ?TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA, - ?TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA, - ?TLS_RSA_WITH_3DES_EDE_CBC_SHA + ?TLS_ECDH_RSA_WITH_AES_128_CBC_SHA ]; suites(3) -> [?TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384, @@ -230,16 +220,10 @@ suites(3) -> ?TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384, ?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384, - ?TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, - ?TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, - ?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, - ?TLS_DHE_RSA_WITH_AES_256_GCM_SHA384, ?TLS_DHE_DSS_WITH_AES_256_GCM_SHA384, ?TLS_DHE_RSA_WITH_AES_256_CBC_SHA256, ?TLS_DHE_DSS_WITH_AES_256_CBC_SHA256, - ?TLS_RSA_WITH_AES_256_GCM_SHA384, - ?TLS_RSA_WITH_AES_256_CBC_SHA256, ?TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, ?TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256, @@ -253,9 +237,7 @@ suites(3) -> ?TLS_DHE_RSA_WITH_AES_128_GCM_SHA256, ?TLS_DHE_DSS_WITH_AES_128_GCM_SHA256, ?TLS_DHE_RSA_WITH_AES_128_CBC_SHA256, - ?TLS_DHE_DSS_WITH_AES_128_CBC_SHA256, - ?TLS_RSA_WITH_AES_128_GCM_SHA256, - ?TLS_RSA_WITH_AES_128_CBC_SHA256 + ?TLS_DHE_DSS_WITH_AES_128_CBC_SHA256 %% not supported %% ?TLS_DH_RSA_WITH_AES_256_GCM_SHA384, @@ -264,8 +246,6 @@ suites(3) -> %% ?TLS_DH_DSS_WITH_AES_128_GCM_SHA256 ] ++ suites(2). - - signature_algs({3, 3}, HashSigns) -> CryptoSupports = crypto:supports(), Hashes = proplists:get_value(hashs, CryptoSupports), |