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-rw-r--r--lib/ssl/src/dtls_connection.erl93
-rw-r--r--lib/ssl/src/dtls_handshake.hrl3
-rw-r--r--lib/ssl/src/dtls_socket.erl19
-rw-r--r--lib/ssl/src/dtls_udp_listener.erl47
-rw-r--r--lib/ssl/src/ssl.erl14
-rw-r--r--lib/ssl/src/ssl_alert.erl76
-rw-r--r--lib/ssl/src/ssl_alert.hrl1
-rw-r--r--lib/ssl/src/ssl_cipher.erl4
-rw-r--r--lib/ssl/src/ssl_connection.erl36
-rw-r--r--lib/ssl/src/ssl_handshake.erl20
-rw-r--r--lib/ssl/src/tls_connection.erl19
11 files changed, 231 insertions, 101 deletions
diff --git a/lib/ssl/src/dtls_connection.erl b/lib/ssl/src/dtls_connection.erl
index 2de947d8b4..b6aafc3fa4 100644
--- a/lib/ssl/src/dtls_connection.erl
+++ b/lib/ssl/src/dtls_connection.erl
@@ -48,7 +48,7 @@
select_sni_extension/1]).
%% Alert and close handling
--export([encode_alert/3,send_alert/2, close/5]).
+-export([encode_alert/3,send_alert/2, close/5, protocol_name/0]).
%% Data handling
@@ -115,7 +115,7 @@ send_handshake_flight(#state{socket = Socket,
{Encoded, ConnectionStates} =
encode_handshake_flight(lists:reverse(Flight), Version, 1400, Epoch, ConnectionStates0),
send(Transport, Socket, Encoded),
- start_flight(State0#state{connection_states = ConnectionStates});
+ {State0#state{connection_states = ConnectionStates}, []};
send_handshake_flight(#state{socket = Socket,
transport_cb = Transport,
@@ -129,7 +129,7 @@ send_handshake_flight(#state{socket = Socket,
{EncChangeCipher, ConnectionStates} = encode_change_cipher(ChangeCipher, Version, Epoch, ConnectionStates1),
send(Transport, Socket, [HsBefore, EncChangeCipher]),
- start_flight(State0#state{connection_states = ConnectionStates});
+ {State0#state{connection_states = ConnectionStates}, []};
send_handshake_flight(#state{socket = Socket,
transport_cb = Transport,
@@ -145,7 +145,7 @@ send_handshake_flight(#state{socket = Socket,
{HsAfter, ConnectionStates} =
encode_handshake_flight(lists:reverse(Flight1), Version, 1400, Epoch, ConnectionStates2),
send(Transport, Socket, [HsBefore, EncChangeCipher, HsAfter]),
- start_flight(State0#state{connection_states = ConnectionStates});
+ {State0#state{connection_states = ConnectionStates}, []};
send_handshake_flight(#state{socket = Socket,
transport_cb = Transport,
@@ -159,7 +159,7 @@ send_handshake_flight(#state{socket = Socket,
{HsAfter, ConnectionStates} =
encode_handshake_flight(lists:reverse(Flight1), Version, 1400, Epoch, ConnectionStates1),
send(Transport, Socket, [EncChangeCipher, HsAfter]),
- start_flight(State0#state{connection_states = ConnectionStates}).
+ {State0#state{connection_states = ConnectionStates}, []}.
queue_change_cipher(ChangeCipher, #state{flight_buffer = Flight,
connection_states = ConnectionStates0} = State) ->
@@ -208,6 +208,9 @@ setopts(Transport, Socket, Other) ->
getopts(Transport, Socket, Tag) ->
dtls_socket:getopts(Transport, Socket, Tag).
+protocol_name() ->
+ "DTLS".
+
%%====================================================================
%% tls_connection_sup API
%%====================================================================
@@ -235,12 +238,14 @@ init([Role, Host, Port, Socket, Options, User, CbInfo]) ->
end.
callback_mode() ->
- state_functions.
+ [state_functions, state_enter].
%%--------------------------------------------------------------------
%% State functions
%%--------------------------------------------------------------------
+init(enter, _, State) ->
+ {keep_state, State};
init({call, From}, {start, Timeout},
#state{host = Host, port = Port, role = client,
ssl_options = SslOpts,
@@ -282,6 +287,8 @@ init({call, _} = Type, Event, #state{role = server} = State) ->
init(Type, Event, State) ->
ssl_connection:init(Type, Event, State, ?MODULE).
+error(enter, _, State) ->
+ {keep_state, State};
error({call, From}, {start, _Timeout}, {Error, State}) ->
{stop_and_reply, normal, {reply, From, {error, Error}}, State};
error({call, From}, Msg, State) ->
@@ -295,6 +302,11 @@ error(_, _, _) ->
#state{}) ->
gen_statem:state_function_result().
%%--------------------------------------------------------------------
+hello(enter, _, #state{role = server} = State) ->
+ {keep_state, State};
+hello(enter, _, #state{role = client} = State0) ->
+ {State, Actions} = handle_flight_timer(State0),
+ {keep_state, State, Actions};
hello(internal, #client_hello{cookie = <<>>,
client_version = Version} = Hello, #state{role = server,
transport_cb = Transport,
@@ -302,7 +314,13 @@ hello(internal, #client_hello{cookie = <<>>,
protocol_specific = #{current_cookie_secret := Secret}} = State0) ->
{ok, {IP, Port}} = dtls_socket:peername(Transport, Socket),
Cookie = dtls_handshake:cookie(Secret, IP, Port, Hello),
- VerifyRequest = dtls_handshake:hello_verify_request(Cookie, Version),
+ %% FROM RFC 6347 regarding HelloVerifyRequest message:
+ %% The server_version field has the same syntax as in TLS. However, in
+ %% order to avoid the requirement to do version negotiation in the
+ %% initial handshake, DTLS 1.2 server implementations SHOULD use DTLS
+ %% version 1.0 regardless of the version of TLS that is expected to be
+ %% negotiated.
+ VerifyRequest = dtls_handshake:hello_verify_request(Cookie, ?HELLO_VERIFY_REQUEST_VERSION),
State1 = prepare_flight(State0#state{negotiated_version = Version}),
{State2, Actions} = send_handshake(VerifyRequest, State1),
{Record, State} = next_record(State2),
@@ -374,6 +392,9 @@ hello(state_timeout, Event, State) ->
hello(Type, Event, State) ->
ssl_connection:hello(Type, Event, State, ?MODULE).
+abbreviated(enter, _, State0) ->
+ {State, Actions} = handle_flight_timer(State0),
+ {keep_state, State, Actions};
abbreviated(info, Event, State) ->
handle_info(Event, abbreviated, State);
abbreviated(internal = Type,
@@ -391,6 +412,9 @@ abbreviated(state_timeout, Event, State) ->
abbreviated(Type, Event, State) ->
ssl_connection:abbreviated(Type, Event, State, ?MODULE).
+certify(enter, _, State0) ->
+ {State, Actions} = handle_flight_timer(State0),
+ {keep_state, State, Actions};
certify(info, Event, State) ->
handle_info(Event, certify, State);
certify(internal = Type, #server_hello_done{} = Event, State) ->
@@ -400,6 +424,9 @@ certify(state_timeout, Event, State) ->
certify(Type, Event, State) ->
ssl_connection:certify(Type, Event, State, ?MODULE).
+cipher(enter, _, State0) ->
+ {State, Actions} = handle_flight_timer(State0),
+ {keep_state, State, Actions};
cipher(info, Event, State) ->
handle_info(Event, cipher, State);
cipher(internal = Type, #change_cipher_spec{type = <<1>>} = Event,
@@ -417,6 +444,8 @@ cipher(state_timeout, Event, State) ->
cipher(Type, Event, State) ->
ssl_connection:cipher(Type, Event, State, ?MODULE).
+connection(enter, _, State) ->
+ {keep_state, State};
connection(info, Event, State) ->
handle_info(Event, connection, State);
connection(internal, #hello_request{}, #state{host = Host, port = Port,
@@ -449,6 +478,9 @@ connection(internal, #client_hello{}, #state{role = server, allow_renegotiate =
connection(Type, Event, State) ->
ssl_connection:connection(Type, Event, State, ?MODULE).
+%%TODO does this make sense for DTLS ?
+downgrade(enter, _, State) ->
+ {keep_state, State};
downgrade(Type, Event, State) ->
ssl_connection:downgrade(Type, Event, State, ?MODULE).
@@ -695,7 +727,7 @@ next_record(#state{unprocessed_handshake_events = N} = State) when N > 0 ->
next_record(#state{protocol_buffers =
#protocol_buffers{dtls_cipher_texts = [#ssl_tls{epoch = Epoch} = CT | Rest]}
= Buffers,
- connection_states = ConnectionStates} = State) ->
+ connection_states = #{current_read := #{epoch := Epoch}} = ConnectionStates} = State) ->
CurrentRead = dtls_record:get_connection_state_by_epoch(Epoch, ConnectionStates, read),
case dtls_record:replay_detect(CT, CurrentRead) of
false ->
@@ -706,6 +738,23 @@ next_record(#state{protocol_buffers =
Buffers#protocol_buffers{dtls_cipher_texts = Rest},
connection_states = ConnectionStates})
end;
+next_record(#state{protocol_buffers =
+ #protocol_buffers{dtls_cipher_texts = [#ssl_tls{epoch = Epoch} | Rest]}
+ = Buffers,
+ connection_states = #{current_read := #{epoch := CurrentEpoch}} = ConnectionStates} = State)
+ when Epoch > CurrentEpoch ->
+ %% TODO Buffer later Epoch message, drop it for now
+ next_record(State#state{protocol_buffers =
+ Buffers#protocol_buffers{dtls_cipher_texts = Rest},
+ connection_states = ConnectionStates});
+next_record(#state{protocol_buffers =
+ #protocol_buffers{dtls_cipher_texts = [ _ | Rest]}
+ = Buffers,
+ connection_states = ConnectionStates} = State) ->
+ %% Drop old epoch message
+ next_record(State#state{protocol_buffers =
+ Buffers#protocol_buffers{dtls_cipher_texts = Rest},
+ connection_states = ConnectionStates});
next_record(#state{role = server,
socket = {Listener, {Client, _}},
transport_cb = gen_udp} = State) ->
@@ -750,14 +799,16 @@ next_event(connection = StateName, no_record,
{#ssl_tls{epoch = Epoch,
type = ?HANDSHAKE,
version = _Version}, State1} = _Record when Epoch == CurrentEpoch-1 ->
- {State, MoreActions} = send_handshake_flight(State1, CurrentEpoch),
- {next_state, StateName, State, Actions ++ MoreActions};
+ {State2, MoreActions} = send_handshake_flight(State1, CurrentEpoch),
+ {NextRecord, State} = next_record(State2),
+ next_event(StateName, NextRecord, State, Actions ++ MoreActions);
%% From FLIGHT perspective CHANGE_CIPHER_SPEC is treated as a handshake
{#ssl_tls{epoch = Epoch,
type = ?CHANGE_CIPHER_SPEC,
version = _Version}, State1} = _Record when Epoch == CurrentEpoch-1 ->
- {State, MoreActions} = send_handshake_flight(State1, CurrentEpoch),
- {next_state, StateName, State, Actions ++ MoreActions};
+ {State2, MoreActions} = send_handshake_flight(State1, CurrentEpoch),
+ {NextRecord, State} = next_record(State2),
+ next_event(StateName, NextRecord, State, Actions ++ MoreActions);
{#ssl_tls{epoch = _Epoch,
version = _Version}, State1} ->
%% TODO maybe buffer later epoch
@@ -774,14 +825,16 @@ next_event(connection = StateName, Record,
#ssl_tls{epoch = Epoch,
type = ?HANDSHAKE,
version = _Version} when Epoch == CurrentEpoch-1 ->
- {State, MoreActions} = send_handshake_flight(State0, CurrentEpoch),
- {next_state, StateName, State, Actions ++ MoreActions};
+ {State1, MoreActions} = send_handshake_flight(State0, CurrentEpoch),
+ {NextRecord, State} = next_record(State1),
+ next_event(StateName, NextRecord, State, Actions ++ MoreActions);
%% From FLIGHT perspective CHANGE_CIPHER_SPEC is treated as a handshake
#ssl_tls{epoch = Epoch,
type = ?CHANGE_CIPHER_SPEC,
version = _Version} when Epoch == CurrentEpoch-1 ->
- {State, MoreActions} = send_handshake_flight(State0, CurrentEpoch),
- {next_state, StateName, State, Actions ++ MoreActions};
+ {State1, MoreActions} = send_handshake_flight(State0, CurrentEpoch),
+ {NextRecord, State} = next_record(State1),
+ next_event(StateName, NextRecord, State, Actions ++ MoreActions);
_ ->
next_event(StateName, no_record, State0, Actions)
end;
@@ -841,13 +894,13 @@ next_flight(Flight) ->
change_cipher_spec => undefined,
handshakes_after_change_cipher_spec => []}.
-start_flight(#state{transport_cb = gen_udp,
- flight_state = {retransmit, Timeout}} = State) ->
+handle_flight_timer(#state{transport_cb = gen_udp,
+ flight_state = {retransmit, Timeout}} = State) ->
start_retransmision_timer(Timeout, State);
-start_flight(#state{transport_cb = gen_udp,
+handle_flight_timer(#state{transport_cb = gen_udp,
flight_state = connection} = State) ->
{State, []};
-start_flight(State) ->
+handle_flight_timer(State) ->
%% No retransmision needed i.e DTLS over SCTP
{State#state{flight_state = reliable}, []}.
diff --git a/lib/ssl/src/dtls_handshake.hrl b/lib/ssl/src/dtls_handshake.hrl
index 0a980c5f31..50e92027d2 100644
--- a/lib/ssl/src/dtls_handshake.hrl
+++ b/lib/ssl/src/dtls_handshake.hrl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2013-2016. All Rights Reserved.
+%% Copyright Ericsson AB 2013-2017. 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.
@@ -29,6 +29,7 @@
-include("ssl_handshake.hrl"). %% Common TLS and DTLS records and Constantes
-define(HELLO_VERIFY_REQUEST, 3).
+-define(HELLO_VERIFY_REQUEST_VERSION, {254, 255}).
-record(client_hello, {
client_version,
diff --git a/lib/ssl/src/dtls_socket.erl b/lib/ssl/src/dtls_socket.erl
index 2a746d97f0..fbbd479428 100644
--- a/lib/ssl/src/dtls_socket.erl
+++ b/lib/ssl/src/dtls_socket.erl
@@ -79,30 +79,31 @@ socket(Pid, Transport, Socket, ConnectionCb) ->
#sslsocket{pid = Pid,
%% "The name "fd" is keept for backwards compatibility
fd = {Transport, Socket, ConnectionCb}}.
-%% Vad göra med emulerade
-setopts(gen_udp, #sslsocket{pid = {Socket, _}}, Options) ->
- {SockOpts, _} = tls_socket:split_options(Options),
- inet:setopts(Socket, SockOpts);
-setopts(_, #sslsocket{pid = {ListenSocket, #config{transport_info = {Transport,_,_,_}}}}, Options) ->
- {SockOpts, _} = tls_socket:split_options(Options),
- Transport:setopts(ListenSocket, SockOpts);
+setopts(_, #sslsocket{pid = {udp, #config{udp_handler = {ListenPid, _}}}}, Options) ->
+ SplitOpts = tls_socket:split_options(Options),
+ dtls_udp_listener:set_sock_opts(ListenPid, SplitOpts);
%%% Following clauses will not be called for emulated options, they are handled in the connection process
setopts(gen_udp, Socket, Options) ->
inet:setopts(Socket, Options);
setopts(Transport, Socket, Options) ->
Transport:setopts(Socket, Options).
+getopts(_, #sslsocket{pid = {udp, #config{udp_handler = {ListenPid, _}}}}, Options) ->
+ SplitOpts = tls_socket:split_options(Options),
+ dtls_udp_listener:get_sock_opts(ListenPid, SplitOpts);
getopts(gen_udp, #sslsocket{pid = {Socket, #config{emulated = EmOpts}}}, Options) ->
{SockOptNames, EmulatedOptNames} = tls_socket:split_options(Options),
EmulatedOpts = get_emulated_opts(EmOpts, EmulatedOptNames),
SocketOpts = tls_socket:get_socket_opts(Socket, SockOptNames, inet),
{ok, EmulatedOpts ++ SocketOpts};
-getopts(Transport, #sslsocket{pid = {ListenSocket, #config{emulated = EmOpts}}}, Options) ->
+getopts(_Transport, #sslsocket{pid = {Socket, #config{emulated = EmOpts}}}, Options) ->
{SockOptNames, EmulatedOptNames} = tls_socket:split_options(Options),
EmulatedOpts = get_emulated_opts(EmOpts, EmulatedOptNames),
- SocketOpts = tls_socket:get_socket_opts(ListenSocket, SockOptNames, Transport),
+ SocketOpts = tls_socket:get_socket_opts(Socket, SockOptNames, inet),
{ok, EmulatedOpts ++ SocketOpts};
%%% Following clauses will not be called for emulated options, they are handled in the connection process
+getopts(gen_udp, {_,{{_, _},Socket}}, Options) ->
+ inet:getopts(Socket, Options);
getopts(gen_udp, {_,Socket}, Options) ->
inet:getopts(Socket, Options);
getopts(Transport, Socket, Options) ->
diff --git a/lib/ssl/src/dtls_udp_listener.erl b/lib/ssl/src/dtls_udp_listener.erl
index 29380e3008..c789a32087 100644
--- a/lib/ssl/src/dtls_udp_listener.erl
+++ b/lib/ssl/src/dtls_udp_listener.erl
@@ -23,9 +23,11 @@
-behaviour(gen_server).
+-include("ssl_internal.hrl").
+
%% API
-export([start_link/4, active_once/3, accept/2, sockname/1, close/1,
- get_all_opts/1]).
+ get_all_opts/1, get_sock_opts/2, set_sock_opts/2]).
%% gen_server callbacks
-export([init/1, handle_call/3, handle_cast/2, handle_info/2,
@@ -61,8 +63,12 @@ sockname(UDPConnection) ->
call(UDPConnection, sockname).
close(UDPConnection) ->
call(UDPConnection, close).
+get_sock_opts(UDPConnection, SplitSockOpts) ->
+ call(UDPConnection, {get_sock_opts, SplitSockOpts}).
get_all_opts(UDPConnection) ->
call(UDPConnection, get_all_opts).
+set_sock_opts(UDPConnection, Opts) ->
+ call(UDPConnection, {set_sock_opts, Opts}).
%%%===================================================================
%%% gen_server callbacks
@@ -108,9 +114,21 @@ 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,
+ emulated_options = EmOpts} = State) ->
+ case get_socket_opts(Socket, SocketOptNames) of
+ {ok, Opts} ->
+ {reply, {ok, emulated_opts_list(EmOpts, EmOptNames, []) ++ Opts}, State};
+ {error, Reason} ->
+ {reply, {error, Reason}, State}
+ end;
handle_call(get_all_opts, _, #state{dtls_options = DTLSOptions,
emulated_options = EmOpts} = State) ->
- {reply, {ok, EmOpts, DTLSOptions}, State}.
+ {reply, {ok, EmOpts, DTLSOptions}, State};
+handle_call({set_sock_opts, {SocketOpts, NewEmOpts}}, _, #state{listner = Socket, emulated_options = EmOpts0} = State) ->
+ set_socket_opts(Socket, SocketOpts),
+ EmOpts = do_set_emulated_opts(NewEmOpts, EmOpts0),
+ {reply, ok, State#state{emulated_options = EmOpts}}.
handle_cast({active_once, Client, Pid}, State0) ->
State = handle_active_once(Client, Pid, State0),
@@ -259,3 +277,28 @@ call(Server, Msg) ->
exit:{{shutdown, _},_} ->
{error, closed}
end.
+
+set_socket_opts(_, []) ->
+ ok;
+set_socket_opts(Socket, SocketOpts) ->
+ inet:setopts(Socket, SocketOpts).
+
+get_socket_opts(_, []) ->
+ {ok, []};
+get_socket_opts(Socket, SocketOpts) ->
+ inet:getopts(Socket, SocketOpts).
+
+do_set_emulated_opts([], Opts) ->
+ Opts;
+do_set_emulated_opts([{mode, Value} | Rest], Opts) ->
+ do_set_emulated_opts(Rest, Opts#socket_options{mode = Value});
+do_set_emulated_opts([{active, Value} | Rest], Opts) ->
+ do_set_emulated_opts(Rest, Opts#socket_options{active = Value}).
+
+emulated_opts_list(_,[], Acc) ->
+ Acc;
+emulated_opts_list( Opts, [mode | Rest], Acc) ->
+ emulated_opts_list(Opts, Rest, [{mode, Opts#socket_options.mode} | Acc]);
+emulated_opts_list(Opts, [active | Rest], Acc) ->
+ emulated_opts_list(Opts, Rest, [{active, Opts#socket_options.active} | Acc]).
+
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl
index 5421bdef99..801aa8f256 100644
--- a/lib/ssl/src/ssl.erl
+++ b/lib/ssl/src/ssl.erl
@@ -427,6 +427,16 @@ eccs_filter_supported(Curves) ->
%%--------------------------------------------------------------------
getopts(#sslsocket{pid = Pid}, OptionTags) when is_pid(Pid), is_list(OptionTags) ->
ssl_connection:get_opts(Pid, OptionTags);
+getopts(#sslsocket{pid = {udp, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket, OptionTags) when is_list(OptionTags) ->
+ try dtls_socket:getopts(Transport, ListenSocket, OptionTags) of
+ {ok, _} = Result ->
+ Result;
+ {error, InetError} ->
+ {error, {options, {socket_options, OptionTags, InetError}}}
+ catch
+ _:Error ->
+ {error, {options, {socket_options, OptionTags, Error}}}
+ end;
getopts(#sslsocket{pid = {_, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket,
OptionTags) when is_list(OptionTags) ->
try tls_socket:getopts(Transport, ListenSocket, OptionTags) of
@@ -455,7 +465,7 @@ setopts(#sslsocket{pid = Pid}, Options0) when is_pid(Pid), is_list(Options0) ->
_:_ ->
{error, {options, {not_a_proplist, Options0}}}
end;
-setopts(#sslsocket{pid = {{udp, _}, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket, Options) when is_list(Options) ->
+setopts(#sslsocket{pid = {udp, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket, Options) when is_list(Options) ->
try dtls_socket:setopts(Transport, ListenSocket, Options) of
ok ->
ok;
@@ -559,7 +569,7 @@ renegotiate(#sslsocket{pid = {Listen,_}}) when is_port(Listen) ->
%%--------------------------------------------------------------------
-spec prf(#sslsocket{}, binary() | 'master_secret', binary(),
- binary() | prf_random(), non_neg_integer()) ->
+ [binary() | prf_random()], non_neg_integer()) ->
{ok, binary()} | {error, reason()}.
%%
%% Description: use a ssl sessions TLS PRF to generate key material
diff --git a/lib/ssl/src/ssl_alert.erl b/lib/ssl/src/ssl_alert.erl
index 696a55e4b9..b923785e17 100644
--- a/lib/ssl/src/ssl_alert.erl
+++ b/lib/ssl/src/ssl_alert.erl
@@ -57,16 +57,16 @@ decode(Bin) ->
reason_code(#alert{description = ?CLOSE_NOTIFY}, _) ->
closed;
reason_code(#alert{description = Description}, _) ->
- {tls_alert, description_txt(Description)}.
+ {tls_alert, string:to_lower(description_txt(Description))}.
%%--------------------------------------------------------------------
-spec alert_txt(#alert{}) -> string().
%%
%% Description: Returns the error string for given alert.
%%--------------------------------------------------------------------
-alert_txt(#alert{level = Level, description = Description, where = {Mod,Line}, reason = undefined}) ->
- Mod ++ ":" ++ integer_to_list(Line) ++ ":" ++
- level_txt(Level) ++" "++ description_txt(Description);
+alert_txt(#alert{level = Level, description = Description, where = {Mod,Line}, reason = undefined, role = Role}) ->
+ "at " ++ Mod ++ ":" ++ integer_to_list(Line) ++ " " ++ string:to_upper(atom_to_list(Role)) ++ " ALERT: " ++
+ level_txt(Level) ++ description_txt(Description);
alert_txt(#alert{reason = Reason} = Alert) ->
BaseTxt = alert_txt(Alert#alert{reason = undefined}),
FormatDepth = 9, % Some limit on printed representation of an error
@@ -93,73 +93,73 @@ decode(<<>>, Acc, _) ->
lists:reverse(Acc, []).
level_txt(?WARNING) ->
- "Warning:";
+ "Warning - ";
level_txt(?FATAL) ->
- "Fatal error:".
+ "Fatal - ".
description_txt(?CLOSE_NOTIFY) ->
- "close notify";
+ "Close Notify";
description_txt(?UNEXPECTED_MESSAGE) ->
- "unexpected message";
+ "Unexpected Message";
description_txt(?BAD_RECORD_MAC) ->
- "bad record mac";
+ "Bad Record MAC";
description_txt(?DECRYPTION_FAILED) ->
- "decryption failed";
+ "Decryption Failed";
description_txt(?RECORD_OVERFLOW) ->
- "record overflow";
+ "Record Overflow";
description_txt(?DECOMPRESSION_FAILURE) ->
- "decompression failure";
+ "Decompression Failure";
description_txt(?HANDSHAKE_FAILURE) ->
- "handshake failure";
+ "Handshake Failure";
description_txt(?NO_CERTIFICATE_RESERVED) ->
- "No certificate reserved";
+ "No Certificate Reserved";
description_txt(?BAD_CERTIFICATE) ->
- "bad certificate";
+ "Bad Certificate";
description_txt(?UNSUPPORTED_CERTIFICATE) ->
- "unsupported certificate";
+ "Unsupported Certificate";
description_txt(?CERTIFICATE_REVOKED) ->
- "certificate revoked";
+ "Certificate Revoked";
description_txt(?CERTIFICATE_EXPIRED) ->
- "certificate expired";
+ "Certificate Expired";
description_txt(?CERTIFICATE_UNKNOWN) ->
- "certificate unknown";
+ "Certificate Unknown";
description_txt(?ILLEGAL_PARAMETER) ->
- "illegal parameter";
+ "Illegal Parameter";
description_txt(?UNKNOWN_CA) ->
- "unknown ca";
+ "Unknown CA";
description_txt(?ACCESS_DENIED) ->
- "access denied";
+ "Access Denied";
description_txt(?DECODE_ERROR) ->
- "decode error";
+ "Decode Error";
description_txt(?DECRYPT_ERROR) ->
- "decrypt error";
+ "Decrypt Error";
description_txt(?EXPORT_RESTRICTION) ->
- "export restriction";
+ "Export Restriction";
description_txt(?PROTOCOL_VERSION) ->
- "protocol version";
+ "Protocol Version";
description_txt(?INSUFFICIENT_SECURITY) ->
- "insufficient security";
+ "Insufficient Security";
description_txt(?INTERNAL_ERROR) ->
- "internal error";
+ "Internal Error";
description_txt(?USER_CANCELED) ->
- "user canceled";
+ "User Canceled";
description_txt(?NO_RENEGOTIATION) ->
- "no renegotiation";
+ "No Renegotiation";
description_txt(?UNSUPPORTED_EXTENSION) ->
- "unsupported extension";
+ "Unsupported Extension";
description_txt(?CERTIFICATE_UNOBTAINABLE) ->
- "certificate unobtainable";
+ "Certificate Unobtainable";
description_txt(?UNRECOGNISED_NAME) ->
- "unrecognised name";
+ "Unrecognised Name";
description_txt(?BAD_CERTIFICATE_STATUS_RESPONSE) ->
- "bad certificate status response";
+ "Bad Certificate Status Response";
description_txt(?BAD_CERTIFICATE_HASH_VALUE) ->
- "bad certificate hash value";
+ "Bad Certificate Hash Value";
description_txt(?UNKNOWN_PSK_IDENTITY) ->
- "unknown psk identity";
+ "Unknown Psk Identity";
description_txt(?INAPPROPRIATE_FALLBACK) ->
- "inappropriate fallback";
+ "Inappropriate Fallback";
description_txt(?NO_APPLICATION_PROTOCOL) ->
- "no application protocol";
+ "No application protocol";
description_txt(Enum) ->
lists:flatten(io_lib:format("unsupported/unknown alert: ~p", [Enum])).
diff --git a/lib/ssl/src/ssl_alert.hrl b/lib/ssl/src/ssl_alert.hrl
index f3743ba0f0..1aabb6c55a 100644
--- a/lib/ssl/src/ssl_alert.hrl
+++ b/lib/ssl/src/ssl_alert.hrl
@@ -118,6 +118,7 @@
level,
description,
where = {?FILE, ?LINE},
+ role,
reason
}).
-endif. % -ifdef(ssl_alert).
diff --git a/lib/ssl/src/ssl_cipher.erl b/lib/ssl/src/ssl_cipher.erl
index bd60197c88..50c5f0d755 100644
--- a/lib/ssl/src/ssl_cipher.erl
+++ b/lib/ssl/src/ssl_cipher.erl
@@ -335,7 +335,9 @@ all_suites(Version) ->
anonymous_suites({3, N}) ->
anonymous_suites(N);
-
+anonymous_suites({254, _} = Version) ->
+ anonymous_suites(dtls_v1:corresponding_tls_version(Version))
+ -- [?TLS_DH_anon_WITH_RC4_128_MD5];
anonymous_suites(N)
when N >= 3 ->
[?TLS_DH_anon_WITH_AES_128_GCM_SHA256,
diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl
index fb87662c7b..1afc4ad2af 100644
--- a/lib/ssl/src/ssl_connection.erl
+++ b/lib/ssl/src/ssl_connection.erl
@@ -264,7 +264,7 @@ renegotiation(ConnectionPid) ->
%%--------------------------------------------------------------------
-spec prf(pid(), binary() | 'master_secret', binary(),
- binary() | ssl:prf_random(), non_neg_integer()) ->
+ [binary() | ssl:prf_random()], non_neg_integer()) ->
{ok, binary()} | {error, reason()} | {'EXIT', term()}.
%%
%% Description: use a ssl sessions TLS PRF to generate key material
@@ -1143,7 +1143,7 @@ handle_alert(#alert{level = ?FATAL} = Alert, StateName,
port = Port, session = Session, user_application = {_Mon, Pid},
role = Role, socket_options = Opts, tracker = Tracker}) ->
invalidate_session(Role, Host, Port, Session),
- log_alert(SslOpts#ssl_options.log_alert, StateName, Alert),
+ log_alert(SslOpts#ssl_options.log_alert, Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}),
alert_user(Transport, Tracker, Socket, StateName, Opts, Pid, From, Alert, Role, Connection),
{stop, normal};
@@ -1153,15 +1153,16 @@ handle_alert(#alert{level = ?WARNING, description = ?CLOSE_NOTIFY} = Alert,
{stop, {shutdown, peer_close}};
handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert, StateName,
- #state{ssl_options = SslOpts, renegotiation = {true, internal}} = State) ->
- log_alert(SslOpts#ssl_options.log_alert, StateName, Alert),
+ #state{role = Role, ssl_options = SslOpts, protocol_cb = Connection, renegotiation = {true, internal}} = State) ->
+ log_alert(SslOpts#ssl_options.log_alert, Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}),
handle_normal_shutdown(Alert, StateName, State),
{stop, {shutdown, peer_close}};
handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert, StateName,
- #state{ssl_options = SslOpts, renegotiation = {true, From},
+ #state{role = Role,
+ ssl_options = SslOpts, renegotiation = {true, From},
protocol_cb = Connection} = State0) ->
- log_alert(SslOpts#ssl_options.log_alert, StateName, Alert),
+ log_alert(SslOpts#ssl_options.log_alert, Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}),
gen_statem:reply(From, {error, renegotiation_rejected}),
{Record, State} = Connection:next_record(State0),
%% Go back to connection!
@@ -1169,8 +1170,8 @@ handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert,
%% Gracefully log and ignore all other warning alerts
handle_alert(#alert{level = ?WARNING} = Alert, StateName,
- #state{ssl_options = SslOpts, protocol_cb = Connection} = State0) ->
- log_alert(SslOpts#ssl_options.log_alert, StateName, Alert),
+ #state{ssl_options = SslOpts, protocol_cb = Connection, role = Role} = State0) ->
+ log_alert(SslOpts#ssl_options.log_alert, Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}),
{Record, State} = Connection:next_record(State0),
Connection:next_event(StateName, Record, State).
@@ -2370,18 +2371,19 @@ alert_user(Transport, Tracker, Socket, Active, Pid, From, Alert, Role, Connectio
Transport, Socket, Connection, Tracker), ReasonCode})
end.
-log_alert(true, Info, Alert) ->
+log_alert(true, ProtocolName, StateName, Alert) ->
Txt = ssl_alert:alert_txt(Alert),
- error_logger:format("SSL: ~p: ~s\n", [Info, Txt]);
-log_alert(false, _, _) ->
+ error_logger:format("~s: In state ~p ~s\n", [ProtocolName, StateName, Txt]);
+log_alert(false, _, _, _) ->
ok.
handle_own_alert(Alert, Version, StateName,
- #state{transport_cb = Transport,
- socket = Socket,
- protocol_cb = Connection,
- connection_states = ConnectionStates,
- ssl_options = SslOpts} = State) ->
+ #state{role = Role,
+ transport_cb = Transport,
+ socket = Socket,
+ protocol_cb = Connection,
+ connection_states = ConnectionStates,
+ ssl_options = SslOpts} = State) ->
try %% Try to tell the other side
{BinMsg, _} =
Connection:encode_alert(Alert, Version, ConnectionStates),
@@ -2390,7 +2392,7 @@ handle_own_alert(Alert, Version, StateName,
ignore
end,
try %% Try to tell the local user
- log_alert(SslOpts#ssl_options.log_alert, StateName, Alert),
+ log_alert(SslOpts#ssl_options.log_alert, Connection:protocol_name(), StateName, Alert#alert{role = Role}),
handle_normal_shutdown(Alert,StateName, State)
catch _:_ ->
ok
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl
index 3cf466e78f..b1661624b5 100644
--- a/lib/ssl/src/ssl_handshake.erl
+++ b/lib/ssl/src/ssl_handshake.erl
@@ -415,9 +415,11 @@ certify(#certificate{asn1_certificates = ASN1Certs}, CertDbHandle, CertDbRef,
path_validation_alert(Reason)
end
catch
- error:_ ->
+ error:{badmatch,{asn1, Asn1Reason}} ->
%% ASN-1 decode of certificate somehow failed
- ?ALERT_REC(?FATAL, ?CERTIFICATE_UNKNOWN, failed_to_decode_certificate)
+ ?ALERT_REC(?FATAL, ?CERTIFICATE_UNKNOWN, {failed_to_decode_certificate, Asn1Reason});
+ error:OtherReason ->
+ ?ALERT_REC(?FATAL, ?INTERNAL_ERROR, {unexpected_error, OtherReason})
end.
%%--------------------------------------------------------------------
@@ -1611,8 +1613,11 @@ path_validation_alert({bad_cert, unknown_critical_extension}) ->
?ALERT_REC(?FATAL, ?UNSUPPORTED_CERTIFICATE);
path_validation_alert({bad_cert, {revoked, _}}) ->
?ALERT_REC(?FATAL, ?CERTIFICATE_REVOKED);
-path_validation_alert({bad_cert, revocation_status_undetermined}) ->
- ?ALERT_REC(?FATAL, ?BAD_CERTIFICATE);
+%%path_validation_alert({bad_cert, revocation_status_undetermined}) ->
+%% ?ALERT_REC(?FATAL, ?BAD_CERTIFICATE);
+path_validation_alert({bad_cert, {revocation_status_undetermined, Details}}) ->
+ Alert = ?ALERT_REC(?FATAL, ?BAD_CERTIFICATE),
+ Alert#alert{reason = Details};
path_validation_alert({bad_cert, selfsigned_peer}) ->
?ALERT_REC(?FATAL, ?BAD_CERTIFICATE);
path_validation_alert({bad_cert, unknown_ca}) ->
@@ -2189,7 +2194,8 @@ crl_check(OtpCert, Check, CertDbHandle, CertDbRef, {Callback, CRLDbHandle}, _, C
ssl_crl:trusted_cert_and_path(CRL, Issuer, {CertPath,
DBInfo})
end, {CertDbHandle, CertDbRef}}},
- {update_crl, fun(DP, CRL) -> Callback:fresh_crl(DP, CRL) end}
+ {update_crl, fun(DP, CRL) -> Callback:fresh_crl(DP, CRL) end},
+ {undetermined_details, true}
],
case dps_and_crls(OtpCert, Callback, CRLDbHandle, ext) of
no_dps ->
@@ -2199,7 +2205,7 @@ crl_check(OtpCert, Check, CertDbHandle, CertDbRef, {Callback, CRLDbHandle}, _, C
DpsAndCRLs -> %% This DP list may be empty if relevant CRLs existed
%% but could not be retrived, will result in {bad_cert, revocation_status_undetermined}
case public_key:pkix_crls_validate(OtpCert, DpsAndCRLs, Options) of
- {bad_cert, revocation_status_undetermined} ->
+ {bad_cert, {revocation_status_undetermined, _}} ->
crl_check_same_issuer(OtpCert, Check, dps_and_crls(OtpCert, Callback,
CRLDbHandle, same_issuer), Options);
Other ->
@@ -2209,7 +2215,7 @@ crl_check(OtpCert, Check, CertDbHandle, CertDbRef, {Callback, CRLDbHandle}, _, C
crl_check_same_issuer(OtpCert, best_effort, Dps, Options) ->
case public_key:pkix_crls_validate(OtpCert, Dps, Options) of
- {bad_cert, revocation_status_undetermined} ->
+ {bad_cert, {revocation_status_undetermined, _}} ->
valid;
Other ->
Other
diff --git a/lib/ssl/src/tls_connection.erl b/lib/ssl/src/tls_connection.erl
index 96c3ab86e9..e3ffbea3d3 100644
--- a/lib/ssl/src/tls_connection.erl
+++ b/lib/ssl/src/tls_connection.erl
@@ -56,7 +56,7 @@
reinit_handshake_data/1, select_sni_extension/1]).
%% Alert and close handling
--export([send_alert/2, close/5]).
+-export([send_alert/2, close/5, protocol_name/0]).
%% Data handling
-export([passive_receive/2, next_record_if_active/1, handle_common_event/4, send/3,
@@ -164,6 +164,8 @@ encode_data(Data, Version, ConnectionStates0)->
encode_alert(#alert{} = Alert, Version, ConnectionStates) ->
tls_record:encode_alert_record(Alert, Version, ConnectionStates).
+protocol_name() ->
+ "TLS".
%%====================================================================
%% tls_connection_sup API
%%====================================================================
@@ -600,8 +602,12 @@ next_record(#state{protocol_buffers =
next_record(#state{protocol_buffers = #protocol_buffers{tls_packets = [], tls_cipher_texts = []},
socket = Socket,
transport_cb = Transport} = State) ->
- tls_socket:setopts(Transport, Socket, [{active,once}]),
- {no_record, State};
+ case tls_socket:setopts(Transport, Socket, [{active,once}]) of
+ ok ->
+ {no_record, State};
+ _ ->
+ {socket_closed, State}
+ end;
next_record(State) ->
{no_record, State}.
@@ -626,10 +632,15 @@ passive_receive(State0 = #state{user_data_buffer = Buffer}, StateName) ->
next_event(StateName, Record, State) ->
next_event(StateName, Record, State, []).
+next_event(StateName, socket_closed, State, _) ->
+ ssl_connection:handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State),
+ {stop, {shutdown, transport_closed}, State};
next_event(connection = StateName, no_record, State0, Actions) ->
case next_record_if_active(State0) of
{no_record, State} ->
ssl_connection:hibernate_after(StateName, State, Actions);
+ {socket_closed, State} ->
+ next_event(StateName, socket_closed, State, Actions);
{#ssl_tls{} = Record, State} ->
{next_state, StateName, State, [{next_event, internal, {protocol_record, Record}} | Actions]};
{#alert{} = Alert, State} ->
@@ -710,7 +721,7 @@ close(downgrade, _,_,_,_) ->
%% Other
close(_, Socket, Transport, _,_) ->
Transport:close(Socket).
-
+
convert_state(#state{ssl_options = Options} = State, up, "5.3.5", "5.3.6") ->
State#state{ssl_options = convert_options_partial_chain(Options, up)};
convert_state(#state{ssl_options = Options} = State, down, "5.3.6", "5.3.5") ->
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-17 07:40:01 +0000