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-rw-r--r--lib/ssl/src/Makefile1
-rw-r--r--lib/ssl/src/dtls_connection.erl67
-rw-r--r--lib/ssl/src/dtls_socket.erl10
-rw-r--r--lib/ssl/src/inet_tls_dist.erl15
-rw-r--r--lib/ssl/src/ssl.app.src1
-rw-r--r--lib/ssl/src/ssl.erl52
-rw-r--r--lib/ssl/src/ssl_connection.erl537
-rw-r--r--lib/ssl/src/ssl_connection.hrl2
-rw-r--r--lib/ssl/src/ssl_internal.hrl2
-rw-r--r--lib/ssl/src/tls_connection.erl216
-rw-r--r--lib/ssl/src/tls_sender.erl397
-rw-r--r--lib/ssl/src/tls_socket.erl9
-rw-r--r--lib/ssl/test/ssl_basic_SUITE.erl25
13 files changed, 873 insertions, 461 deletions
diff --git a/lib/ssl/src/Makefile b/lib/ssl/src/Makefile
index f96a3032ce..9987990443 100644
--- a/lib/ssl/src/Makefile
+++ b/lib/ssl/src/Makefile
@@ -66,6 +66,7 @@ MODULES= \
ssl_srp_primes \
tls_connection \
dtls_connection \
+ tls_sender\
ssl_config \
ssl_connection \
tls_handshake \
diff --git a/lib/ssl/src/dtls_connection.erl b/lib/ssl/src/dtls_connection.erl
index c0e81d6a28..b05e4b7f24 100644
--- a/lib/ssl/src/dtls_connection.erl
+++ b/lib/ssl/src/dtls_connection.erl
@@ -37,7 +37,7 @@
%% Internal application API
%% Setup
--export([start_fsm/8, start_link/7, init/1]).
+-export([start_fsm/8, start_link/7, init/1, pids/1]).
%% State transition handling
-export([next_record/1, next_event/3, next_event/4, handle_common_event/4]).
@@ -45,10 +45,10 @@
%% Handshake handling
-export([renegotiate/2, send_handshake/2,
queue_handshake/2, queue_change_cipher/2,
- reinit_handshake_data/1, select_sni_extension/1, empty_connection_state/2]).
+ reinit/1, reinit_handshake_data/1, select_sni_extension/1, empty_connection_state/2]).
%% Alert and close handling
--export([encode_alert/3,send_alert/2, close/5, protocol_name/0]).
+-export([encode_alert/3, send_alert/2, send_alert_in_connection/2, close/5, protocol_name/0]).
%% Data handling
-export([encode_data/3, passive_receive/2, next_record_if_active/1,
@@ -73,7 +73,7 @@ start_fsm(Role, Host, Port, Socket, {#ssl_options{erl_dist = false},_, Tracker}
try
{ok, Pid} = dtls_connection_sup:start_child([Role, Host, Port, Socket,
Opts, User, CbInfo]),
- {ok, SslSocket} = ssl_connection:socket_control(?MODULE, Socket, Pid, CbModule, Tracker),
+ {ok, SslSocket} = ssl_connection:socket_control(?MODULE, Socket, [Pid], CbModule, Tracker),
ssl_connection:handshake(SslSocket, Timeout)
catch
error:{badmatch, {error, _} = Error} ->
@@ -101,6 +101,10 @@ init([Role, Host, Port, Socket, Options, User, CbInfo]) ->
EState = State0#state{protocol_specific = Map#{error => Error}},
gen_statem:enter_loop(?MODULE, [], error, EState)
end.
+
+pids(_) ->
+ [self()].
+
%%====================================================================
%% State transition handling
%%====================================================================
@@ -329,10 +333,14 @@ queue_change_cipher(ChangeCipher, #state{flight_buffer = Flight,
dtls_record:next_epoch(ConnectionStates0, write),
State#state{flight_buffer = Flight#{change_cipher_spec => ChangeCipher},
connection_states = ConnectionStates}.
+
+reinit(State) ->
+ %% To be API compatible with TLS NOOP here
+ reinit_handshake_data(State).
reinit_handshake_data(#state{protocol_buffers = Buffers} = State) ->
State#state{premaster_secret = undefined,
public_key_info = undefined,
- tls_handshake_history = ssl_handshake:init_handshake_history(),
+ tls_handshake_history = ssl_handshake:init_handshake_history(),
flight_state = {retransmit, ?INITIAL_RETRANSMIT_TIMEOUT},
flight_buffer = new_flight(),
protocol_buffers =
@@ -366,6 +374,10 @@ send_alert(Alert, #state{negotiated_version = Version,
send(Transport, Socket, BinMsg),
State0#state{connection_states = ConnectionStates}.
+send_alert_in_connection(Alert, State) ->
+ _ = send_alert(Alert, State),
+ ok.
+
close(downgrade, _,_,_,_) ->
ok;
%% Other
@@ -711,6 +723,12 @@ connection(internal, #client_hello{}, #state{role = server, allow_renegotiate =
State1 = send_alert(Alert, State0),
{Record, State} = ssl_connection:prepare_connection(State1, ?MODULE),
next_event(?FUNCTION_NAME, Record, State);
+connection({call, From}, {application_data, Data}, State) ->
+ try
+ send_application_data(Data, From, ?FUNCTION_NAME, State)
+ catch throw:Error ->
+ ssl_connection:hibernate_after(?FUNCTION_NAME, State, [{reply, From, Error}])
+ end;
connection(Type, Event, State) ->
ssl_connection:?FUNCTION_NAME(Type, Event, State, ?MODULE).
@@ -1132,3 +1150,42 @@ log_ignore_alert(debug, StateName, Alert, Role) ->
[Role, StateName, Txt]);
log_ignore_alert(_, _, _, _) ->
ok.
+
+send_application_data(Data, From, _StateName,
+ #state{socket = Socket,
+ negotiated_version = Version,
+ protocol_cb = Connection,
+ transport_cb = Transport,
+ connection_states = ConnectionStates0,
+ ssl_options = #ssl_options{renegotiate_at = RenegotiateAt}} = State0) ->
+
+ case time_to_renegotiate(Data, ConnectionStates0, RenegotiateAt) of
+ true ->
+ renegotiate(State0#state{renegotiation = {true, internal}},
+ [{next_event, {call, From}, {application_data, Data}}]);
+ false ->
+ {Msgs, ConnectionStates} =
+ Connection:encode_data(Data, Version, ConnectionStates0),
+ State = State0#state{connection_states = ConnectionStates},
+ case Connection:send(Transport, Socket, Msgs) of
+ ok ->
+ ssl_connection:hibernate_after(connection, State, [{reply, From, ok}]);
+ Result ->
+ ssl_connection:hibernate_after(connection, State, [{reply, From, Result}])
+ end
+ end.
+
+time_to_renegotiate(_Data,
+ #{current_write := #{sequence_number := Num}},
+ RenegotiateAt) ->
+
+ %% We could do test:
+ %% is_time_to_renegotiate((erlang:byte_size(_Data) div
+ %% ?MAX_PLAIN_TEXT_LENGTH) + 1, RenegotiateAt), but we chose to
+ %% have a some what lower renegotiateAt and a much cheaper test
+ is_time_to_renegotiate(Num, RenegotiateAt).
+
+is_time_to_renegotiate(N, M) when N < M->
+ false;
+is_time_to_renegotiate(_,_) ->
+ true.
diff --git a/lib/ssl/src/dtls_socket.erl b/lib/ssl/src/dtls_socket.erl
index b26d3ae41a..2001afd02f 100644
--- a/lib/ssl/src/dtls_socket.erl
+++ b/lib/ssl/src/dtls_socket.erl
@@ -48,7 +48,7 @@ accept(dtls, #config{transport_info = {Transport,_,_,_},
dtls_handler = {Listner, _}}, _Timeout) ->
case dtls_packet_demux:accept(Listner, self()) of
{ok, Pid, Socket} ->
- {ok, socket(Pid, Transport, {Listner, Socket}, ConnectionCb)};
+ {ok, socket([Pid], Transport, {Listner, Socket}, ConnectionCb)};
{error, Reason} ->
{error, Reason}
end.
@@ -73,12 +73,12 @@ close(gen_udp, {_Client, _Socket}) ->
close(Transport, {_Client, Socket}) ->
Transport:close(Socket).
-socket(Pid, gen_udp = Transport, {{_, _}, Socket}, ConnectionCb) ->
- #sslsocket{pid = Pid,
+socket(Pids, gen_udp = Transport, {{_, _}, Socket}, ConnectionCb) ->
+ #sslsocket{pid = Pids,
%% "The name "fd" is keept for backwards compatibility
fd = {Transport, Socket, ConnectionCb}};
-socket(Pid, Transport, Socket, ConnectionCb) ->
- #sslsocket{pid = Pid,
+socket(Pids, Transport, Socket, ConnectionCb) ->
+ #sslsocket{pid = Pids,
%% "The name "fd" is keept for backwards compatibility
fd = {Transport, Socket, ConnectionCb}}.
setopts(_, #sslsocket{pid = {dtls, #config{dtls_handler = {ListenPid, _}}}}, Options) ->
diff --git a/lib/ssl/src/inet_tls_dist.erl b/lib/ssl/src/inet_tls_dist.erl
index 1194f4fc72..7f1a77f601 100644
--- a/lib/ssl/src/inet_tls_dist.erl
+++ b/lib/ssl/src/inet_tls_dist.erl
@@ -70,14 +70,14 @@ is_node_name(Node) ->
%% -------------------------------------------------------------------------
-hs_data_common(#sslsocket{pid = DistCtrl} = SslSocket) ->
+hs_data_common(#sslsocket{pid = [_, DistCtrl|_]} = SslSocket) ->
#hs_data{
f_send =
- fun (Ctrl, Packet) when Ctrl == DistCtrl ->
+ fun (_Ctrl, Packet) ->
f_send(SslSocket, Packet)
end,
f_recv =
- fun (Ctrl, Length, Timeout) when Ctrl == DistCtrl ->
+ fun (_, Length, Timeout) ->
f_recv(SslSocket, Length, Timeout)
end,
f_setopts_pre_nodeup =
@@ -176,8 +176,7 @@ mf_getopts(SslSocket, Opts) ->
ssl:getopts(SslSocket, Opts).
f_handshake_complete(DistCtrl, Node, DHandle) ->
- ssl_connection:handshake_complete(DistCtrl, Node, DHandle).
-
+ tls_sender:dist_handshake_complete(DistCtrl, Node, DHandle).
setopts_filter(Opts) ->
[Opt || {K,_} = Opt <- Opts,
@@ -245,7 +244,7 @@ accept_loop(Driver, Listen, Kernel, Socket) ->
trace([{active, false},{packet, 4}|Opts]),
net_kernel:connecttime())
of
- {ok, #sslsocket{pid = DistCtrl} = SslSocket} ->
+ {ok, #sslsocket{pid = [_, DistCtrl| _]} = SslSocket} ->
trace(
Kernel !
{accept, self(), DistCtrl,
@@ -405,7 +404,7 @@ gen_accept_connection(
do_accept(
_Driver, AcceptPid, DistCtrl, MyNode, Allowed, SetupTime, Kernel) ->
- SslSocket = ssl_connection:get_sslsocket(DistCtrl),
+ {ok, SslSocket} = tls_sender:dist_tls_socket(DistCtrl),
receive
{AcceptPid, controller} ->
Timer = dist_util:start_timer(SetupTime),
@@ -530,7 +529,7 @@ do_setup_connect(Driver, Kernel, Node, Address, Ip, TcpPort, Version, Type, MyNo
[binary, {active, false}, {packet, 4},
Driver:family(), nodelay()] ++ Opts,
net_kernel:connecttime()) of
- {ok, #sslsocket{pid = DistCtrl} = SslSocket} ->
+ {ok, #sslsocket{pid = [_, DistCtrl| _]} = SslSocket} ->
_ = monitor_pid(DistCtrl),
ok = ssl:controlling_process(SslSocket, self()),
HSData0 = hs_data_common(SslSocket),
diff --git a/lib/ssl/src/ssl.app.src b/lib/ssl/src/ssl.app.src
index a98fda7abd..f82b6aa7ee 100644
--- a/lib/ssl/src/ssl.app.src
+++ b/lib/ssl/src/ssl.app.src
@@ -10,6 +10,7 @@
tls_v1,
ssl_v3,
tls_connection_sup,
+ tls_sender,
%% DTLS
dtls_connection,
dtls_handshake,
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl
index 84551fb10b..6460a57b11 100644
--- a/lib/ssl/src/ssl.erl
+++ b/lib/ssl/src/ssl.erl
@@ -241,7 +241,7 @@ handshake(#sslsocket{fd = {_, _, _, Tracker}} = Socket, SslOpts, Timeout) when
catch
Error = {error, _Reason} -> Error
end;
-handshake(#sslsocket{pid = Pid, fd = {_, _, _}} = Socket, SslOpts, Timeout) when
+handshake(#sslsocket{pid = [Pid|_], fd = {_, _, _}} = Socket, SslOpts, Timeout) when
(is_integer(Timeout) andalso Timeout >= 0) or (Timeout == infinity)->
try
{ok, EmOpts, _} = dtls_packet_demux:get_all_opts(Pid),
@@ -301,7 +301,7 @@ handshake_cancel(Socket) ->
%%
%% Description: Close an ssl connection
%%--------------------------------------------------------------------
-close(#sslsocket{pid = Pid}) when is_pid(Pid) ->
+close(#sslsocket{pid = [Pid|_]}) when is_pid(Pid) ->
ssl_connection:close(Pid, {close, ?DEFAULT_TIMEOUT});
close(#sslsocket{pid = {dtls, #config{dtls_handler = {Pid, _}}}}) ->
dtls_packet_demux:close(Pid);
@@ -313,12 +313,12 @@ close(#sslsocket{pid = {ListenSocket, #config{transport_info={Transport,_, _, _}
%%
%% Description: Close an ssl connection
%%--------------------------------------------------------------------
-close(#sslsocket{pid = TLSPid},
+close(#sslsocket{pid = [TLSPid|_]},
{Pid, Timeout} = DownGrade) when is_pid(TLSPid),
is_pid(Pid),
(is_integer(Timeout) andalso Timeout >= 0) or (Timeout == infinity) ->
ssl_connection:close(TLSPid, {close, DownGrade});
-close(#sslsocket{pid = TLSPid}, Timeout) when is_pid(TLSPid),
+close(#sslsocket{pid = [TLSPid|_]}, Timeout) when is_pid(TLSPid),
(is_integer(Timeout) andalso Timeout >= 0) or (Timeout == infinity) ->
ssl_connection:close(TLSPid, {close, Timeout});
close(#sslsocket{pid = {ListenSocket, #config{transport_info={Transport,_, _, _}}}}, _) ->
@@ -329,8 +329,10 @@ close(#sslsocket{pid = {ListenSocket, #config{transport_info={Transport,_, _, _}
%%
%% Description: Sends data over the ssl connection
%%--------------------------------------------------------------------
-send(#sslsocket{pid = Pid}, Data) when is_pid(Pid) ->
+send(#sslsocket{pid = [Pid]}, Data) when is_pid(Pid) ->
ssl_connection:send(Pid, Data);
+send(#sslsocket{pid = [_, Pid]}, Data) when is_pid(Pid) ->
+ tls_sender:send_data(Pid, erlang:iolist_to_binary(Data));
send(#sslsocket{pid = {_, #config{transport_info={_, udp, _, _}}}}, _) ->
{error,enotconn}; %% Emulate connection behaviour
send(#sslsocket{pid = {dtls,_}}, _) ->
@@ -346,7 +348,7 @@ send(#sslsocket{pid = {ListenSocket, #config{transport_info={Transport, _, _, _}
%%--------------------------------------------------------------------
recv(Socket, Length) ->
recv(Socket, Length, infinity).
-recv(#sslsocket{pid = Pid}, Length, Timeout) when is_pid(Pid),
+recv(#sslsocket{pid = [Pid|_]}, Length, Timeout) when is_pid(Pid),
(is_integer(Timeout) andalso Timeout >= 0) or (Timeout == infinity)->
ssl_connection:recv(Pid, Length, Timeout);
recv(#sslsocket{pid = {dtls,_}}, _, _) ->
@@ -361,7 +363,7 @@ recv(#sslsocket{pid = {Listen,
%% Description: Changes process that receives the messages when active = true
%% or once.
%%--------------------------------------------------------------------
-controlling_process(#sslsocket{pid = Pid}, NewOwner) when is_pid(Pid), is_pid(NewOwner) ->
+controlling_process(#sslsocket{pid = [Pid|_]}, NewOwner) when is_pid(Pid), is_pid(NewOwner) ->
ssl_connection:new_user(Pid, NewOwner);
controlling_process(#sslsocket{pid = {dtls, _}},
NewOwner) when is_pid(NewOwner) ->
@@ -379,7 +381,7 @@ controlling_process(#sslsocket{pid = {Listen,
%%
%% Description: Return SSL information for the connection
%%--------------------------------------------------------------------
-connection_information(#sslsocket{pid = Pid}) when is_pid(Pid) ->
+connection_information(#sslsocket{pid = [Pid|_]}) when is_pid(Pid) ->
case ssl_connection:connection_information(Pid, false) of
{ok, Info} ->
{ok, [Item || Item = {_Key, Value} <- Info, Value =/= undefined]};
@@ -396,7 +398,7 @@ connection_information(#sslsocket{pid = {dtls,_}}) ->
%%
%% Description: Return SSL information for the connection
%%--------------------------------------------------------------------
-connection_information(#sslsocket{pid = Pid}, Items) when is_pid(Pid) ->
+connection_information(#sslsocket{pid = [Pid|_]}, Items) when is_pid(Pid) ->
case ssl_connection:connection_information(Pid, include_security_info(Items)) of
{ok, Info} ->
{ok, [Item || Item = {Key, Value} <- Info, lists:member(Key, Items),
@@ -410,9 +412,9 @@ connection_information(#sslsocket{pid = Pid}, Items) when is_pid(Pid) ->
%%
%% Description: same as inet:peername/1.
%%--------------------------------------------------------------------
-peername(#sslsocket{pid = Pid, fd = {Transport, Socket, _}}) when is_pid(Pid)->
+peername(#sslsocket{pid = [Pid|_], fd = {Transport, Socket, _}}) when is_pid(Pid)->
dtls_socket:peername(Transport, Socket);
-peername(#sslsocket{pid = Pid, fd = {Transport, Socket, _, _}}) when is_pid(Pid)->
+peername(#sslsocket{pid = [Pid|_], fd = {Transport, Socket, _, _}}) when is_pid(Pid)->
tls_socket:peername(Transport, Socket);
peername(#sslsocket{pid = {dtls, #config{dtls_handler = {_Pid, _}}}}) ->
dtls_socket:peername(dtls, undefined);
@@ -426,7 +428,7 @@ peername(#sslsocket{pid = {dtls,_}}) ->
%%
%% Description: Returns the peercert.
%%--------------------------------------------------------------------
-peercert(#sslsocket{pid = Pid}) when is_pid(Pid) ->
+peercert(#sslsocket{pid = [Pid|_]}) when is_pid(Pid) ->
case ssl_connection:peer_certificate(Pid) of
{ok, undefined} ->
{error, no_peercert};
@@ -444,7 +446,7 @@ peercert(#sslsocket{pid = {Listen, _}}) when is_port(Listen) ->
%% Description: Returns the protocol that has been negotiated. If no
%% protocol has been negotiated will return {error, protocol_not_negotiated}
%%--------------------------------------------------------------------
-negotiated_protocol(#sslsocket{pid = Pid}) ->
+negotiated_protocol(#sslsocket{pid = [Pid|_]}) when is_pid(Pid) ->
ssl_connection:negotiated_protocol(Pid).
%%--------------------------------------------------------------------
@@ -581,7 +583,7 @@ eccs_filter_supported(Curves) ->
%%
%% Description: Gets options
%%--------------------------------------------------------------------
-getopts(#sslsocket{pid = Pid}, OptionTags) when is_pid(Pid), is_list(OptionTags) ->
+getopts(#sslsocket{pid = [Pid|_]}, OptionTags) when is_pid(Pid), is_list(OptionTags) ->
ssl_connection:get_opts(Pid, OptionTags);
getopts(#sslsocket{pid = {dtls, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket, OptionTags) when is_list(OptionTags) ->
try dtls_socket:getopts(Transport, ListenSocket, OptionTags) of
@@ -612,7 +614,7 @@ getopts(#sslsocket{}, OptionTags) ->
%%
%% Description: Sets options
%%--------------------------------------------------------------------
-setopts(#sslsocket{pid = Pid}, Options0) when is_pid(Pid), is_list(Options0) ->
+setopts(#sslsocket{pid = [Pid|_]}, Options0) when is_pid(Pid), is_list(Options0) ->
try proplists:expand([{binary, [{mode, binary}]},
{list, [{mode, list}]}], Options0) of
Options ->
@@ -667,7 +669,7 @@ getstat(Socket) ->
getstat(#sslsocket{pid = {Listen, #config{transport_info = {Transport, _, _, _}}}}, Options) when is_port(Listen), is_list(Options) ->
tls_socket:getstat(Transport, Listen, Options);
-getstat(#sslsocket{pid = Pid, fd = {Transport, Socket, _, _}}, Options) when is_pid(Pid), is_list(Options) ->
+getstat(#sslsocket{pid = [Pid|_], fd = {Transport, Socket, _, _}}, Options) when is_pid(Pid), is_list(Options) ->
tls_socket:getstat(Transport, Socket, Options).
%%---------------------------------------------------------------
@@ -680,7 +682,7 @@ shutdown(#sslsocket{pid = {Listen, #config{transport_info = {Transport,_, _, _}}
Transport:shutdown(Listen, How);
shutdown(#sslsocket{pid = {dtls,_}},_) ->
{error, enotconn};
-shutdown(#sslsocket{pid = Pid}, How) ->
+shutdown(#sslsocket{pid = [Pid|_]}, How) when is_pid(Pid) ->
ssl_connection:shutdown(Pid, How).
%%--------------------------------------------------------------------
@@ -692,9 +694,9 @@ sockname(#sslsocket{pid = {Listen, #config{transport_info = {Transport, _, _, _
tls_socket:sockname(Transport, Listen);
sockname(#sslsocket{pid = {dtls, #config{dtls_handler = {Pid, _}}}}) ->
dtls_packet_demux:sockname(Pid);
-sockname(#sslsocket{pid = Pid, fd = {Transport, Socket, _}}) when is_pid(Pid) ->
+sockname(#sslsocket{pid = [Pid|_], fd = {Transport, Socket, _}}) when is_pid(Pid) ->
dtls_socket:sockname(Transport, Socket);
-sockname(#sslsocket{pid = Pid, fd = {Transport, Socket, _, _}}) when is_pid(Pid) ->
+sockname(#sslsocket{pid = [Pid| _], fd = {Transport, Socket, _, _}}) when is_pid(Pid) ->
tls_socket:sockname(Transport, Socket).
%%---------------------------------------------------------------
@@ -723,7 +725,15 @@ versions() ->
%%
%% Description: Initiates a renegotiation.
%%--------------------------------------------------------------------
-renegotiate(#sslsocket{pid = Pid}) when is_pid(Pid) ->
+renegotiate(#sslsocket{pid = [Pid, Sender |_]}) when is_pid(Pid),
+ is_pid(Sender) ->
+ case tls_sender:renegotiate(Sender) of
+ {ok, Write} ->
+ tls_connection:renegotiation(Pid, Write);
+ Error ->
+ Error
+ end;
+renegotiate(#sslsocket{pid = [Pid |_]}) when is_pid(Pid) ->
ssl_connection:renegotiation(Pid);
renegotiate(#sslsocket{pid = {dtls,_}}) ->
{error, enotconn};
@@ -737,7 +747,7 @@ renegotiate(#sslsocket{pid = {Listen,_}}) when is_port(Listen) ->
%%
%% Description: use a ssl sessions TLS PRF to generate key material
%%--------------------------------------------------------------------
-prf(#sslsocket{pid = Pid},
+prf(#sslsocket{pid = [Pid|_]},
Secret, Label, Seed, WantedLength) when is_pid(Pid) ->
ssl_connection:prf(Pid, Secret, Label, Seed, WantedLength);
prf(#sslsocket{pid = {dtls,_}}, _,_,_,_) ->
diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl
index 7ffc897757..66e96f8da5 100644
--- a/lib/ssl/src/ssl_connection.erl
+++ b/lib/ssl/src/ssl_connection.erl
@@ -56,7 +56,7 @@
]).
%% Data handling
--export([write_application_data/3, read_application_data/2]).
+-export([read_application_data/2, internal_renegotiation/2]).
%% Help functions for tls|dtls_connection.erl
-export([handle_session/7, ssl_config/3,
@@ -65,13 +65,13 @@
%% 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, user_hello/4, abbreviated/4, certify/4, cipher/4,
- connection/4, death_row/4, downgrade/4]).
+ connection/4, downgrade/4]).
%% gen_statem callbacks
-export([terminate/3, format_status/2]).
%% Erlang Distribution export
--export([get_sslsocket/1, handshake_complete/3]).
+-export([get_sslsocket/1, dist_handshake_complete/2]).
%%====================================================================
%% Setup
@@ -119,7 +119,7 @@ handshake(Connection, Port, Socket, Opts, User, CbInfo, Timeout) ->
%%
%% Description: Starts ssl handshake.
%%--------------------------------------------------------------------
-handshake(#sslsocket{pid = Pid} = Socket, Timeout) ->
+handshake(#sslsocket{pid = [Pid|_]} = Socket, Timeout) ->
case call(Pid, {start, Timeout}) of
connected ->
{ok, Socket};
@@ -135,7 +135,7 @@ handshake(#sslsocket{pid = Pid} = Socket, Timeout) ->
%%
%% Description: Starts ssl handshake with some new options
%%--------------------------------------------------------------------
-handshake(#sslsocket{pid = Pid} = Socket, SslOptions, Timeout) ->
+handshake(#sslsocket{pid = [Pid|_]} = Socket, SslOptions, Timeout) ->
case call(Pid, {start, SslOptions, Timeout}) of
connected ->
{ok, Socket};
@@ -149,7 +149,7 @@ handshake(#sslsocket{pid = Pid} = Socket, SslOptions, Timeout) ->
%%
%% Description: Continues handshake with new options
%%--------------------------------------------------------------------
-handshake_continue(#sslsocket{pid = Pid} = Socket, SslOptions, Timeout) ->
+handshake_continue(#sslsocket{pid = [Pid|_]} = Socket, SslOptions, Timeout) ->
case call(Pid, {handshake_continue, SslOptions, Timeout}) of
connected ->
{ok, Socket};
@@ -161,7 +161,7 @@ handshake_continue(#sslsocket{pid = Pid} = Socket, SslOptions, Timeout) ->
%%
%% Description: Cancels connection
%%--------------------------------------------------------------------
-handshake_cancel(#sslsocket{pid = Pid}) ->
+handshake_cancel(#sslsocket{pid = [Pid|_]}) ->
case call(Pid, cancel) of
closed ->
ok;
@@ -169,7 +169,7 @@ handshake_cancel(#sslsocket{pid = Pid}) ->
Error
end.
%--------------------------------------------------------------------
--spec socket_control(tls_connection | dtls_connection, port(), pid(), atom()) ->
+-spec socket_control(tls_connection | dtls_connection, port(), [pid()], atom()) ->
{ok, #sslsocket{}} | {error, reason()}.
%%
%% Description: Set the ssl process to own the accept socket
@@ -178,24 +178,24 @@ socket_control(Connection, Socket, Pid, Transport) ->
socket_control(Connection, Socket, Pid, Transport, undefined).
%--------------------------------------------------------------------
--spec socket_control(tls_connection | dtls_connection, port(), pid(), atom(), pid()| undefined) ->
+-spec socket_control(tls_connection | dtls_connection, port(), [pid()], atom(), pid()| atom()) ->
{ok, #sslsocket{}} | {error, reason()}.
%%--------------------------------------------------------------------
-socket_control(Connection, Socket, Pid, Transport, udp_listener) ->
+socket_control(Connection, Socket, Pids, Transport, udp_listener) ->
%% dtls listener process must have the socket control
- {ok, Connection:socket(Pid, Transport, Socket, Connection, undefined)};
+ {ok, Connection:socket(Pids, Transport, Socket, Connection, undefined)};
-socket_control(tls_connection = Connection, Socket, Pid, Transport, ListenTracker) ->
+socket_control(tls_connection = Connection, Socket, [Pid|_] = Pids, Transport, ListenTracker) ->
case Transport:controlling_process(Socket, Pid) of
ok ->
- {ok, Connection:socket(Pid, Transport, Socket, Connection, ListenTracker)};
+ {ok, Connection:socket(Pids, Transport, Socket, Connection, ListenTracker)};
{error, Reason} ->
{error, Reason}
end;
-socket_control(dtls_connection = Connection, {_, Socket}, Pid, Transport, ListenTracker) ->
+socket_control(dtls_connection = Connection, {_, Socket}, [Pid|_] = Pids, Transport, ListenTracker) ->
case Transport:controlling_process(Socket, Pid) of
ok ->
- {ok, Connection:socket(Pid, Transport, Socket, Connection, ListenTracker)};
+ {ok, Connection:socket(Pids, Transport, Socket, Connection, ListenTracker)};
{error, Reason} ->
{error, Reason}
end.
@@ -307,12 +307,20 @@ peer_certificate(ConnectionPid) ->
renegotiation(ConnectionPid) ->
call(ConnectionPid, renegotiate).
+%%--------------------------------------------------------------------
+-spec internal_renegotiation(pid(), ssl_record:connection_states()) ->
+ ok.
+%%
+%% Description: Starts a renegotiation of the ssl session.
+%%--------------------------------------------------------------------
+internal_renegotiation(ConnectionPid, #{current_write := WriteState}) ->
+ gen_statem:cast(ConnectionPid, {internal_renegotiate, WriteState}).
get_sslsocket(ConnectionPid) ->
call(ConnectionPid, get_sslsocket).
-handshake_complete(ConnectionPid, Node, DHandle) ->
- call(ConnectionPid, {handshake_complete, Node, DHandle}).
+dist_handshake_complete(ConnectionPid, DHandle) ->
+ gen_statem:cast(ConnectionPid, {dist_handshake_complete, DHandle}).
%%--------------------------------------------------------------------
-spec prf(pid(), binary() | 'master_secret', binary(),
@@ -335,9 +343,9 @@ handle_own_alert(Alert, Version, StateName,
connection_states = ConnectionStates,
ssl_options = SslOpts} = State) ->
try %% Try to tell the other side
- {BinMsg, _} =
+ {BinMsg, _} =
Connection:encode_alert(Alert, Version, ConnectionStates),
- Connection:send(Transport, Socket, BinMsg),
+ Connection:send(Transport, Socket, BinMsg),
Report = #{direction => outbound,
protocol => 'tls_record',
message => BinMsg},
@@ -360,8 +368,9 @@ handle_normal_shutdown(Alert, _, #state{socket = Socket,
protocol_cb = Connection,
start_or_recv_from = StartFrom,
tracker = Tracker,
- role = Role, renegotiation = {false, first}}) ->
- alert_user(Transport, Tracker,Socket, StartFrom, Alert, Role, Connection);
+ role = Role, renegotiation = {false, first}} = State) ->
+ Pids = Connection:pids(State),
+ alert_user(Pids, Transport, Tracker,Socket, StartFrom, Alert, Role, Connection);
handle_normal_shutdown(Alert, StateName, #state{socket = Socket,
socket_options = Opts,
@@ -369,20 +378,22 @@ handle_normal_shutdown(Alert, StateName, #state{socket = Socket,
protocol_cb = Connection,
user_application = {_Mon, Pid},
tracker = Tracker,
- start_or_recv_from = RecvFrom, role = Role}) ->
- alert_user(Transport, Tracker, Socket, StateName, Opts, Pid, RecvFrom, Alert, Role, Connection).
+ start_or_recv_from = RecvFrom, role = Role} = State) ->
+ Pids = Connection:pids(State),
+ alert_user(Pids, Transport, Tracker, Socket, StateName, Opts, Pid, RecvFrom, Alert, Role, Connection).
handle_alert(#alert{level = ?FATAL} = Alert, StateName,
#state{socket = Socket, transport_cb = Transport,
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} = State) ->
+ role = Role, socket_options = Opts,
+ tracker = Tracker} = State) ->
invalidate_session(Role, Host, Port, Session),
- log_alert(SslOpts#ssl_options.log_level, Role,
- Connection:protocol_name(), StateName,
- Alert#alert{role = opposite_role(Role)}),
- alert_user(Transport, Tracker, Socket, StateName, Opts, Pid, From, Alert, Role, Connection),
+ log_alert(SslOpts#ssl_options.log_level, Role, Connection:protocol_name(),
+ StateName, Alert#alert{role = opposite_role(Role)}),
+ Pids = Connection:pids(State),
+ alert_user(Pids, Transport, Tracker, Socket, StateName, Opts, Pid, From, Alert, Role, Connection),
stop(normal, State);
handle_alert(#alert{level = ?WARNING, description = ?CLOSE_NOTIFY} = Alert,
@@ -391,13 +402,24 @@ handle_alert(#alert{level = ?WARNING, description = ?CLOSE_NOTIFY} = Alert,
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_level, Role,
- Connection:protocol_name(), StateName,
- Alert#alert{role = opposite_role(Role)}),
+ #state{role = Role, ssl_options = SslOpts, protocol_cb = Connection,
+ renegotiation = {true, internal}} = State) ->
+ log_alert(SslOpts#ssl_options.log_level, Role,
+ Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}),
handle_normal_shutdown(Alert, StateName, State),
stop({shutdown, peer_close}, State);
+handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert, connection = StateName,
+ #state{role = Role,
+ ssl_options = SslOpts, renegotiation = {true, From},
+ protocol_cb = Connection} = State0) ->
+ log_alert(SslOpts#ssl_options.log_level, Role,
+ Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}),
+ gen_statem:reply(From, {error, renegotiation_rejected}),
+ State1 = Connection:reinit_handshake_data(State0),
+ {Record, State} = Connection:next_record(State1#state{renegotiation = undefined}),
+ Connection:next_event(connection, Record, State);
+
handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert, StateName,
#state{role = Role,
ssl_options = SslOpts, renegotiation = {true, From},
@@ -408,7 +430,7 @@ handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert,
gen_statem:reply(From, {error, renegotiation_rejected}),
{Record, State1} = Connection:next_record(State0),
%% Go back to connection!
- State = Connection:reinit_handshake_data(State1#state{renegotiation = undefined}),
+ State = Connection:reinit(State1#state{renegotiation = undefined}),
Connection:next_event(connection, Record, State);
%% Gracefully log and ignore all other warning alerts
@@ -423,41 +445,6 @@ handle_alert(#alert{level = ?WARNING} = Alert, StateName,
%%====================================================================
%% Data handling
%%====================================================================
-write_application_data(Data0, {FromPid, _} = From,
- #state{socket = Socket,
- negotiated_version = Version,
- protocol_cb = Connection,
- transport_cb = Transport,
- connection_states = ConnectionStates0,
- socket_options = SockOpts,
- ssl_options = #ssl_options{renegotiate_at = RenegotiateAt} = SslOpts} = State) ->
- Data = encode_packet(Data0, SockOpts),
-
- case time_to_renegotiate(Data, ConnectionStates0, RenegotiateAt) of
- true ->
- Connection:renegotiate(State#state{renegotiation = {true, internal}},
- [{next_event, {call, From}, {application_data, Data0}}]);
- false ->
- {Msgs, ConnectionStates} =
- Connection:encode_data(Data, Version, ConnectionStates0),
- NewState = State#state{connection_states = ConnectionStates},
- RetVal = 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,
- Report = #{direction => outbound,
- protocol => 'tls_record',
- message => Msgs},
- ssl_logger:debug(SslOpts#ssl_options.log_level, Report, #{domain => [otp,ssl,tls_record]}),
- RetVal
- end.
-
read_application_data(Data, #state{user_application = {_Mon, Pid},
socket = Socket,
protocol_cb = Connection,
@@ -475,58 +462,74 @@ read_application_data(Data, #state{user_application = {_Mon, Pid},
end,
case get_data(SOpts, BytesToRead, Buffer1) of
{ok, ClientData, Buffer} -> % Send data
- 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,
+ #state{ssl_options = #ssl_options{erl_dist = Dist},
+ erl_dist_data = DistData} = State0,
+ case Dist andalso is_dist_up(DistData) of
+ true ->
+ dist_app_data(ClientData, State0#state{user_data_buffer = Buffer,
+ bytes_to_read = undefined});
+ _ ->
+ SocketOpt =
+ deliver_app_data(Connection:pids(State0),
+ 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
+ },
+ 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;
+ 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),
+ deliver_packet_error(Connection:pids(State0),
+ Transport, Socket, SOpts, Buffer1, Pid, RecvFrom, Tracker, Connection),
stop(normal, State0)
end.
+
+dist_app_data(ClientData, #state{protocol_cb = Connection,
+ erl_dist_data = #{dist_handle := undefined,
+ dist_buffer := DistBuff} = DistData} = State) ->
+ Connection:next_record_if_active(State#state{erl_dist_data = DistData#{dist_buffer => [ClientData, DistBuff]}});
+dist_app_data(ClientData, #state{erl_dist_data = #{dist_handle := DHandle,
+ dist_buffer := DistBuff} = ErlDistData,
+ protocol_cb = Connection,
+ user_data_buffer = Buffer,
+ socket_options = SOpts} = State) ->
+ Data = merge_dist_data(DistBuff, ClientData),
+ try erlang:dist_ctrl_put_data(DHandle, Data) 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#state{erl_dist_data = ErlDistData#{dist_buffer => <<>>}});
+ _ -> %% We have more data
+ read_application_data(<<>>, State)
+ catch error:_ ->
+ stop(State, disconnect)
+ end.
+
+merge_dist_data(<<>>, ClientData) ->
+ ClientData;
+merge_dist_data(DistBuff, <<>>) ->
+ DistBuff;
+merge_dist_data(DistBuff, ClientData) ->
+ [DistBuff, ClientData].
%%====================================================================
%% Help functions for tls|dtls_connection.erl
%%====================================================================
@@ -626,12 +629,6 @@ 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,
@@ -744,8 +741,8 @@ abbreviated(internal, #next_protocol{selected_protocol = SelectedProtocol},
Connection:next_event(?FUNCTION_NAME, Record,
State#state{expecting_next_protocol_negotiation = false});
abbreviated(internal,
- #change_cipher_spec{type = <<1>>}, #state{connection_states = ConnectionStates0} =
- State0, Connection) ->
+ #change_cipher_spec{type = <<1>>},
+ #state{connection_states = ConnectionStates0} = State0, Connection) ->
ConnectionStates1 =
ssl_record:activate_pending_connection_state(ConnectionStates0, read, Connection),
{Record, State} = Connection:next_record(State0#state{connection_states =
@@ -1041,22 +1038,6 @@ cipher(Type, Msg, State, Connection) ->
#state{}, tls_connection | dtls_connection) ->
gen_statem:state_function_result().
%%--------------------------------------------------------------------
-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
- %% if sending is overloading the socket.
- try
- write_application_data(Data, From, State)
- catch throw: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 =
#socket_options{active = false}} = State0, Connection) ->
@@ -1083,64 +1064,25 @@ 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(cast, {internal_renegotiate, WriteState}, #state{protocol_cb = Connection,
+ connection_states = ConnectionStates}
+ = State, Connection) ->
+ Connection:renegotiate(State#state{renegotiation = {true, internal},
+ connection_states = ConnectionStates#{current_write => WriteState}}, []);
+connection(cast, {dist_handshake_complete, DHandle},
+ #state{ssl_options = #ssl_options{erl_dist = true},
+ erl_dist_data = ErlDistData,
+ socket_options = SockOpts} = State0, Connection) ->
+ process_flag(priority, normal),
+ State1 =
+ State0#state{
+ socket_options =
+ SockOpts#socket_options{active = true},
+ erl_dist_data = ErlDistData#{dist_handle => DHandle}},
+ {Record, State} = dist_app_data(<<>>, State1),
+ Connection:next_event(connection, Record, State);
connection(info, Msg, State, _) ->
handle_info(Msg, ?FUNCTION_NAME, State);
connection(internal, {recv, _}, State, Connection) ->
@@ -1149,32 +1091,6 @@ 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().
@@ -1224,7 +1140,14 @@ handle_common_event(internal, {application_data, Data}, StateName, State0, Conne
{stop, _, _} = Stop->
Stop;
{Record, State} ->
- Connection:next_event(StateName, Record, State)
+ case Connection:next_event(StateName, Record, State) of
+ {next_state, StateName, State} ->
+ hibernate_after(StateName, State, []);
+ {next_state, StateName, State, Actions} ->
+ hibernate_after(StateName, State, Actions);
+ {stop, _, _} = Stop ->
+ Stop
+ end
end;
handle_common_event(internal, #change_cipher_spec{type = <<1>>}, StateName,
#state{negotiated_version = Version} = State, _) ->
@@ -1310,12 +1233,8 @@ 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),
+handle_call(get_sslsocket, From, _StateName, State, Connection) ->
+ SslSocket = Connection:socket(State),
{keep_state_and_data, [{reply, From, SslSocket}]};
handle_call({prf, Secret, Label, Seed, WantedLength}, From, _,
@@ -1352,7 +1271,8 @@ handle_info({ErrorTag, Socket, econnaborted}, StateName,
start_or_recv_from = StartFrom, role = Role,
error_tag = ErrorTag,
tracker = Tracker} = State) when StateName =/= connection ->
- alert_user(Transport, Tracker,Socket,
+ Pids = Connection:pids(State),
+ alert_user(Pids, Transport, Tracker,Socket,
StartFrom, ?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), Role, Connection),
stop(normal, State);
@@ -1363,23 +1283,18 @@ handle_info({ErrorTag, Socket, Reason}, StateName, #state{socket = Socket,
handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State),
stop(normal, State);
-handle_info(
- {'DOWN', MonitorRef, _, _, Reason}, _,
- #state{
- user_application = {MonitorRef, _Pid},
- ssl_options = #ssl_options{erl_dist = true}}) ->
+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}}) ->
+handle_info({'DOWN', MonitorRef, _, _, _}, _,
+ #state{user_application = {MonitorRef, _Pid}}) ->
{stop, normal};
-handle_info(
- {'EXIT', Pid, _Reason}, StateName,
- #state{user_application = {_MonitorRef, Pid}} = State) ->
+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);
@@ -1427,7 +1342,7 @@ terminate({shutdown, transport_closed} = Reason,
socket = Socket, transport_cb = Transport} = State) ->
handle_trusted_certs_db(State),
Connection:close(Reason, Socket, Transport, undefined, undefined);
-terminate({shutdown, own_alert}, _StateName, #state{%%send_queue = SendQueue,
+terminate({shutdown, own_alert}, _StateName, #state{
protocol_cb = Connection,
socket = Socket,
transport_cb = Transport} = State) ->
@@ -1438,15 +1353,14 @@ terminate({shutdown, own_alert}, _StateName, #state{%%send_queue = SendQueue,
_ ->
Connection:close({timeout, ?DEFAULT_TIMEOUT}, Socket, Transport, undefined, undefined)
end;
-terminate(Reason, connection, #state{negotiated_version = Version,
- protocol_cb = Connection,
- connection_states = ConnectionStates0,
+terminate(Reason, connection, #state{protocol_cb = Connection,
+ connection_states = ConnectionStates,
ssl_options = #ssl_options{padding_check = Check},
transport_cb = Transport, socket = Socket
} = State) ->
handle_trusted_certs_db(State),
- {BinAlert, ConnectionStates} = terminate_alert(Reason, Version, ConnectionStates0, Connection),
- Connection:send(Transport, Socket, BinAlert),
+ Alert = terminate_alert(Reason),
+ ok = Connection:send_alert_in_connection(Alert, State),
Connection:close(Reason, Socket, Transport, ConnectionStates, Check);
terminate(Reason, _StateName, #state{transport_cb = Transport, protocol_cb = Connection,
socket = Socket
@@ -2454,18 +2368,13 @@ map_extensions(#hello_extensions{renegotiation_info = RenegotiationInfo,
elliptic_curves => ssl_handshake:extension_value(ECCCurves),
sni => ssl_handshake:extension_value(SNI)}.
-terminate_alert(normal, Version, ConnectionStates, Connection) ->
- Connection:encode_alert(?ALERT_REC(?WARNING, ?CLOSE_NOTIFY),
- Version, ConnectionStates);
-terminate_alert({Reason, _}, Version, ConnectionStates, Connection) when Reason == close;
- Reason == shutdown ->
- Connection:encode_alert(?ALERT_REC(?WARNING, ?CLOSE_NOTIFY),
- Version, ConnectionStates);
-
-terminate_alert(_, Version, ConnectionStates, Connection) ->
- {BinAlert, _} = Connection:encode_alert(?ALERT_REC(?FATAL, ?INTERNAL_ERROR),
- Version, ConnectionStates),
- BinAlert.
+terminate_alert(normal) ->
+ ?ALERT_REC(?WARNING, ?CLOSE_NOTIFY);
+terminate_alert({Reason, _}) when Reason == close;
+ Reason == shutdown ->
+ ?ALERT_REC(?WARNING, ?CLOSE_NOTIFY);
+terminate_alert(_) ->
+ ?ALERT_REC(?FATAL, ?INTERNAL_ERROR).
handle_trusted_certs_db(#state{ssl_options =
#ssl_options{cacertfile = <<>>, cacerts = []}}) ->
@@ -2495,16 +2404,15 @@ prepare_connection(#state{renegotiation = Renegotiate,
start_or_recv_from = RecvFrom} = State0, Connection)
when Renegotiate =/= {false, first},
RecvFrom =/= undefined ->
- State1 = Connection:reinit_handshake_data(State0),
+ State1 = Connection:reinit(State0),
{Record, State} = Connection:next_record(State1),
{Record, ack_connection(State)};
prepare_connection(State0, Connection) ->
- State = Connection:reinit_handshake_data(State0),
+ State = Connection:reinit(State0),
{no_record, ack_connection(State)}.
-ack_connection(#state{renegotiation = {true, Initiater}} = State)
- when Initiater == internal;
- Initiater == peer ->
+ack_connection(#state{renegotiation = {true, Initiater}} = State) when Initiater == peer;
+ Initiater == internal ->
State#state{renegotiation = undefined};
ack_connection(#state{renegotiation = {true, From}} = State) ->
gen_statem:reply(From, ok),
@@ -2653,35 +2561,6 @@ handle_active_option(_, StateName0, To, Reply, #state{protocol_cb = Connection}
end
end.
-encode_packet(Data, #socket_options{packet=Packet}) ->
- case Packet of
- 1 -> encode_size_packet(Data, 8, (1 bsl 8) - 1);
- 2 -> encode_size_packet(Data, 16, (1 bsl 16) - 1);
- 4 -> encode_size_packet(Data, 32, (1 bsl 32) - 1);
- _ -> Data
- end.
-
-encode_size_packet(Bin, Size, Max) ->
- Len = erlang:byte_size(Bin),
- case Len > Max of
- true -> throw({error, {badarg, {packet_to_large, Len, Max}}});
- false -> <<Len:Size, Bin/binary>>
- end.
-
-time_to_renegotiate(_Data,
- #{current_write := #{sequence_number := Num}},
- RenegotiateAt) ->
-
- %% We could do test:
- %% is_time_to_renegotiate((erlang:byte_size(_Data) div ?MAX_PLAIN_TEXT_LENGTH) + 1, RenegotiateAt),
- %% but we chose to have a some what lower renegotiateAt and a much cheaper test
- is_time_to_renegotiate(Num, RenegotiateAt).
-
-is_time_to_renegotiate(N, M) when N < M->
- false;
-is_time_to_renegotiate(_,_) ->
- true.
-
%% Picks ClientData
get_data(_, _, <<>>) ->
@@ -2728,9 +2607,10 @@ decode_packet(Type, Buffer, PacketOpts) ->
%% Note that if the user has explicitly configured the socket to expect
%% HTTP headers using the {packet, httph} option, we don't do any automatic
%% switching of states.
-deliver_app_data(Transport, Socket, SOpts = #socket_options{active=Active, packet=Type},
+deliver_app_data(CPids, Transport, Socket, SOpts = #socket_options{active=Active, packet=Type},
Data, Pid, From, Tracker, Connection) ->
- send_or_reply(Active, Pid, From, format_reply(Transport, Socket, SOpts, Data, Tracker, Connection)),
+ send_or_reply(Active, Pid, From,
+ format_reply(CPids, Transport, Socket, SOpts, Data, Tracker, Connection)),
SO = case Data of
{P, _, _, _} when ((P =:= http_request) or (P =:= http_response)),
((Type =:= http) or (Type =:= http_bin)) ->
@@ -2749,21 +2629,24 @@ deliver_app_data(Transport, Socket, SOpts = #socket_options{active=Active, packe
SO
end.
-format_reply(_, _,#socket_options{active = false, mode = Mode, packet = Packet,
+format_reply(_, _, _,#socket_options{active = false, mode = Mode, packet = Packet,
header = Header}, Data, _, _) ->
{ok, do_format_reply(Mode, Packet, Header, Data)};
-format_reply(Transport, Socket, #socket_options{active = _, mode = Mode, packet = Packet,
+format_reply(CPids, Transport, Socket, #socket_options{active = _, mode = Mode, packet = Packet,
header = Header}, Data, Tracker, Connection) ->
- {ssl, Connection:socket(self(), Transport, Socket, Connection, Tracker),
+ {ssl, Connection:socket(CPids, Transport, Socket, Connection, Tracker),
do_format_reply(Mode, Packet, Header, Data)}.
-deliver_packet_error(Transport, Socket, SO= #socket_options{active = Active}, Data, Pid, From, Tracker, Connection) ->
- send_or_reply(Active, Pid, From, format_packet_error(Transport, Socket, SO, Data, Tracker, Connection)).
+deliver_packet_error(CPids, Transport, Socket,
+ SO= #socket_options{active = Active}, Data, Pid, From, Tracker, Connection) ->
+ send_or_reply(Active, Pid, From, format_packet_error(CPids,
+ Transport, Socket, SO, Data, Tracker, Connection)).
-format_packet_error(_, _,#socket_options{active = false, mode = Mode}, Data, _, _) ->
+format_packet_error(_, _, _,#socket_options{active = false, mode = Mode}, Data, _, _) ->
{error, {invalid_packet, do_format_reply(Mode, raw, 0, Data)}};
-format_packet_error(Transport, Socket, #socket_options{active = _, mode = Mode}, Data, Tracker, Connection) ->
- {ssl_error, Connection:socket(self(), Transport, Socket, Connection, Tracker),
+format_packet_error(CPids, Transport, Socket, #socket_options{active = _, mode = Mode},
+ Data, Tracker, Connection) ->
+ {ssl_error, Connection:socket(CPids, Transport, Socket, Connection, Tracker),
{invalid_packet, do_format_reply(Mode, raw, 0, Data)}}.
do_format_reply(binary, _, N, Data) when N > 0 -> % Header mode
@@ -2801,29 +2684,29 @@ send_user(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);
-alert_user(Transport, Tracker, Socket,_, _, _, From, Alert, Role, Connection) ->
- alert_user(Transport, Tracker, Socket, From, Alert, Role, Connection).
+alert_user(Pids, Transport, Tracker, Socket, connection, Opts, Pid, From, Alert, Role, Connection) ->
+ alert_user(Pids, Transport, Tracker, Socket, Opts#socket_options.active, Pid, From, Alert, Role, Connection);
+alert_user(Pids, Transport, Tracker, Socket,_, _, _, From, Alert, Role, Connection) ->
+ alert_user(Pids, Transport, Tracker, Socket, From, Alert, Role, Connection).
-alert_user(Transport, Tracker, Socket, From, Alert, Role, Connection) ->
- alert_user(Transport, Tracker, Socket, false, no_pid, From, Alert, Role, Connection).
+alert_user(Pids, Transport, Tracker, Socket, From, Alert, Role, Connection) ->
+ alert_user(Pids, Transport, Tracker, Socket, false, no_pid, From, Alert, Role, Connection).
-alert_user(_, _, _, false = Active, Pid, From, Alert, Role, _) when From =/= undefined ->
+alert_user(_, _, _, _, false = Active, Pid, From, Alert, Role, _) when From =/= undefined ->
%% If there is an outstanding ssl_accept | recv
%% From will be defined and send_or_reply will
%% send the appropriate error message.
ReasonCode = ssl_alert:reason_code(Alert, Role),
send_or_reply(Active, Pid, From, {error, ReasonCode});
-alert_user(Transport, Tracker, Socket, Active, Pid, From, Alert, Role, Connection) ->
+alert_user(Pids, Transport, Tracker, Socket, Active, Pid, From, Alert, Role, Connection) ->
case ssl_alert:reason_code(Alert, Role) of
closed ->
send_or_reply(Active, Pid, From,
- {ssl_closed, Connection:socket(self(),
+ {ssl_closed, Connection:socket(Pids,
Transport, Socket, Connection, Tracker)});
ReasonCode ->
send_or_reply(Active, Pid, From,
- {ssl_error, Connection:socket(self(),
+ {ssl_error, Connection:socket(Pids,
Transport, Socket, Connection, Tracker), ReasonCode})
end.
@@ -2892,42 +2775,14 @@ 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, Reason, 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 cannot 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.
+ {stop_and_reply, Reason, Replies, State}.
+
+is_dist_up(#{dist_handle := Handle}) when Handle =/= undefined ->
+ true;
+is_dist_up(_) ->
+ false.
diff --git a/lib/ssl/src/ssl_connection.hrl b/lib/ssl/src/ssl_connection.hrl
index 9cef0c9605..66e3182313 100644
--- a/lib/ssl/src/ssl_connection.hrl
+++ b/lib/ssl/src/ssl_connection.hrl
@@ -44,6 +44,7 @@
host :: string() | inet:ip_address(),
port :: integer(),
socket :: port() | tuple(), %% TODO: dtls socket
+ sender :: pid() | undefined,
ssl_options :: #ssl_options{},
socket_options :: #socket_options{},
connection_states :: ssl_record:connection_states() | secret_printout(),
@@ -74,6 +75,7 @@
cert_db_ref :: certdb_ref() | 'undefined',
bytes_to_read :: undefined | integer(), %% bytes to read in passive mode
user_data_buffer :: undefined | binary() | secret_printout(),
+ erl_dist_data = #{} :: map(),
renegotiation :: undefined | {boolean(), From::term() | internal | peer},
start_or_recv_from :: term(),
timer :: undefined | reference(), % start_or_recive_timer
diff --git a/lib/ssl/src/ssl_internal.hrl b/lib/ssl/src/ssl_internal.hrl
index 0d3093c1ae..d3f8f8224e 100644
--- a/lib/ssl/src/ssl_internal.hrl
+++ b/lib/ssl/src/ssl_internal.hrl
@@ -146,7 +146,7 @@
%% undefined if not hibernating, or number of ms of
%% inactivity after which ssl_connection will go into
%% hibernation
- hibernate_after :: timeout(),
+ hibernate_after :: timeout(),
%% This option should only be set to true by inet_tls_dist
erl_dist = false :: boolean(),
alpn_advertised_protocols = undefined :: [binary()] | undefined ,
diff --git a/lib/ssl/src/tls_connection.erl b/lib/ssl/src/tls_connection.erl
index 8320d3f7f3..f7eb79400e 100644
--- a/lib/ssl/src/tls_connection.erl
+++ b/lib/ssl/src/tls_connection.erl
@@ -44,30 +44,35 @@
%% Internal application API
%% Setup
--export([start_fsm/8, start_link/7, init/1]).
+-export([start_fsm/8, start_link/8, init/1, pids/1]).
%% State transition handling
--export([next_record/1, next_event/3, next_event/4, handle_common_event/4]).
+-export([next_record/1, next_event/3, next_event/4,
+ handle_common_event/4]).
%% Handshake handling
--export([renegotiate/2, send_handshake/2,
+-export([renegotiation/2, renegotiate/2, send_handshake/2,
queue_handshake/2, queue_change_cipher/2,
- reinit_handshake_data/1, select_sni_extension/1, empty_connection_state/2]).
+ reinit/1, reinit_handshake_data/1, select_sni_extension/1,
+ empty_connection_state/2]).
%% Alert and close handling
--export([encode_alert/3, send_alert/2, close/5, protocol_name/0]).
+-export([send_alert/2, send_alert_in_connection/2, encode_alert/3, close/5, protocol_name/0]).
%% Data handling
--export([encode_data/3, passive_receive/2, next_record_if_active/1, send/3,
- socket/5, setopts/3, getopts/3]).
+-export([encode_data/3, passive_receive/2, next_record_if_active/1,
+ send/3, socket/5, setopts/3, getopts/3]).
%% gen_statem state functions
-export([init/3, error/3, downgrade/3, %% Initiation and take down states
hello/3, user_hello/3, certify/3, cipher/3, abbreviated/3, %% Handshake states
- connection/3, death_row/3]).
+ connection/3]).
%% gen_statem callbacks
-export([callback_mode/0, terminate/3, code_change/4, format_status/2]).
+
+-define(DIST_CNTRL_SPAWN_OPTS, [{priority, max}]).
+
%%====================================================================
%% Internal application API
%%====================================================================
@@ -78,9 +83,10 @@ start_fsm(Role, Host, Port, Socket, {#ssl_options{erl_dist = false},_, Tracker}
User, {CbModule, _,_, _} = CbInfo,
Timeout) ->
try
- {ok, Pid} = tls_connection_sup:start_child([Role, Host, Port, Socket,
+ {ok, Sender} = tls_sender:start(),
+ {ok, Pid} = tls_connection_sup:start_child([Role, Sender, Host, Port, Socket,
Opts, User, CbInfo]),
- {ok, SslSocket} = ssl_connection:socket_control(?MODULE, Socket, Pid, CbModule, Tracker),
+ {ok, SslSocket} = ssl_connection:socket_control(?MODULE, Socket, [Pid, Sender], CbModule, Tracker),
ssl_connection:handshake(SslSocket, Timeout)
catch
error:{badmatch, {error, _} = Error} ->
@@ -91,9 +97,10 @@ start_fsm(Role, Host, Port, Socket, {#ssl_options{erl_dist = true},_, Tracker} =
User, {CbModule, _,_, _} = CbInfo,
Timeout) ->
try
- {ok, Pid} = tls_connection_sup:start_child_dist([Role, Host, Port, Socket,
+ {ok, Sender} = tls_sender:start([{spawn_opt, ?DIST_CNTRL_SPAWN_OPTS}]),
+ {ok, Pid} = tls_connection_sup:start_child_dist([Role, Sender, Host, Port, Socket,
Opts, User, CbInfo]),
- {ok, SslSocket} = ssl_connection:socket_control(?MODULE, Socket, Pid, CbModule, Tracker),
+ {ok, SslSocket} = ssl_connection:socket_control(?MODULE, Socket, [Pid, Sender], CbModule, Tracker),
ssl_connection:handshake(SslSocket, Timeout)
catch
error:{badmatch, {error, _} = Error} ->
@@ -101,25 +108,37 @@ start_fsm(Role, Host, Port, Socket, {#ssl_options{erl_dist = true},_, Tracker} =
end.
%%--------------------------------------------------------------------
--spec start_link(atom(), host(), inet:port_number(), port(), list(), pid(), tuple()) ->
+-spec start_link(atom(), pid(), host(), inet:port_number(), port(), list(), pid(), tuple()) ->
{ok, pid()} | ignore | {error, reason()}.
%%
%% Description: Creates a gen_statem process which calls Module:init/1 to
%% initialize.
%%--------------------------------------------------------------------
-start_link(Role, Host, Port, Socket, Options, User, CbInfo) ->
- {ok, proc_lib:spawn_link(?MODULE, init, [[Role, Host, Port, Socket, Options, User, CbInfo]])}.
+start_link(Role, Sender, Host, Port, Socket, Options, User, CbInfo) ->
+ {ok, proc_lib:spawn_link(?MODULE, init, [[Role, Sender, Host, Port, Socket, Options, User, CbInfo]])}.
-init([Role, Host, Port, Socket, Options, User, CbInfo]) ->
+init([Role, Sender, Host, Port, Socket, {SslOpts, _, _} = Options, User, CbInfo]) ->
process_flag(trap_exit, true),
- State0 = #state{protocol_specific = Map} = initial_state(Role, Host, Port, Socket, Options, User, CbInfo),
+ case SslOpts#ssl_options.erl_dist of
+ true ->
+ process_flag(priority, max);
+ _ ->
+ ok
+ end,
+ State0 = #state{protocol_specific = Map} = initial_state(Role, Sender,
+ Host, Port, Socket, Options, User, CbInfo),
try
State = ssl_connection:ssl_config(State0#state.ssl_options, Role, State0),
- gen_statem:enter_loop(?MODULE, [], init, State)
+ initialize_tls_sender(State),
+ gen_statem:enter_loop(?MODULE, [], init, State)
catch throw:Error ->
EState = State0#state{protocol_specific = Map#{error => Error}},
gen_statem:enter_loop(?MODULE, [], error, EState)
end.
+
+pids(#state{protocol_specific = #{sender := Sender}}) ->
+ [self(), Sender].
+
%%====================================================================
%% State transition handling
%%====================================================================
@@ -237,13 +256,15 @@ handle_common_event(internal, #ssl_tls{type = _Unknown}, StateName, State) ->
%%====================================================================
%% Handshake handling
%%====================================================================
+renegotiation(Pid, WriteState) ->
+ gen_statem:call(Pid, {user_renegotiate, WriteState}).
+
renegotiate(#state{role = client} = State, Actions) ->
%% Handle same way as if server requested
%% the renegotiation
Hs0 = ssl_handshake:init_handshake_history(),
{next_state, connection, State#state{tls_handshake_history = Hs0},
[{next_event, internal, #hello_request{}} | Actions]};
-
renegotiate(#state{role = server,
socket = Socket,
transport_cb = Transport,
@@ -303,6 +324,12 @@ queue_change_cipher(Msg, #state{negotiated_version = Version,
State0#state{connection_states = ConnectionStates,
flight_buffer = Flight0 ++ [BinChangeCipher]}.
+reinit(#state{protocol_specific = #{sender := Sender},
+ negotiated_version = Version,
+ connection_states = #{current_write := Write}} = State) ->
+ tls_sender:update_connection_state(Sender, Write, Version),
+ reinit_handshake_data(State).
+
reinit_handshake_data(State) ->
%% premaster_secret, public_key_info and tls_handshake_info
%% are only needed during the handshake phase.
@@ -324,20 +351,6 @@ empty_connection_state(ConnectionEnd, BeastMitigation) ->
%%====================================================================
%% Alert and close handling
%%====================================================================
-send_alert(Alert, #state{negotiated_version = Version,
- socket = Socket,
- transport_cb = Transport,
- connection_states = ConnectionStates0,
- ssl_options = SslOpts} = State0) ->
- {BinMsg, ConnectionStates} =
- encode_alert(Alert, Version, ConnectionStates0),
-
- send(Transport, Socket, BinMsg),
- Report = #{direction => outbound,
- protocol => 'tls_record',
- message => BinMsg},
- ssl_logger:debug(SslOpts#ssl_options.log_level, Report, #{domain => [otp,ssl,tls_record]}),
- State0#state{connection_states = ConnectionStates}.
%%--------------------------------------------------------------------
-spec encode_alert(#alert{}, ssl_record:ssl_version(), ssl_record:connection_states()) ->
@@ -347,6 +360,25 @@ send_alert(Alert, #state{negotiated_version = Version,
%%--------------------------------------------------------------------
encode_alert(#alert{} = Alert, Version, ConnectionStates) ->
tls_record:encode_alert_record(Alert, Version, ConnectionStates).
+
+send_alert(Alert, #state{negotiated_version = Version,
+ socket = Socket,
+ protocol_cb = Connection,
+ transport_cb = Transport,
+ connection_states = ConnectionStates0,
+ ssl_options = SslOpts} = StateData0) ->
+ {BinMsg, ConnectionStates} =
+ Connection:encode_alert(Alert, Version, ConnectionStates0),
+ Connection:send(Transport, Socket, BinMsg),
+ Report = #{direction => outbound,
+ protocol => 'tls_record',
+ message => BinMsg},
+ ssl_logger:debug(SslOpts#ssl_options.log_level, Report, #{domain => [otp,ssl,tls_record]}),
+ StateData0#state{connection_states = ConnectionStates}.
+
+send_alert_in_connection(Alert, #state{protocol_specific = #{sender := Sender}}) ->
+ tls_sender:send_alert(Sender, Alert).
+
%% User closes or recursive call!
close({close, Timeout}, Socket, Transport = gen_tcp, _,_) ->
tls_socket:setopts(Transport, Socket, [{active, false}]),
@@ -401,8 +433,8 @@ next_record_if_active(State) ->
send(Transport, Socket, Data) ->
tls_socket:send(Transport, Socket, Data).
-socket(Pid, Transport, Socket, Connection, Tracker) ->
- tls_socket:socket(Pid, Transport, Socket, Connection, Tracker).
+socket(Pids, Transport, Socket, Connection, Tracker) ->
+ tls_socket:socket(Pids, Transport, Socket, Connection, Tracker).
setopts(Transport, Socket, Other) ->
tls_socket:setopts(Transport, Socket, Other).
@@ -479,15 +511,17 @@ error(_, _, _) ->
#state{}) ->
gen_statem:state_function_result().
%%--------------------------------------------------------------------
-hello(internal, #client_hello{extensions = Extensions} = Hello, #state{ssl_options = #ssl_options{handshake = hello},
- start_or_recv_from = From} = State) ->
- {next_state, user_hello, State#state{start_or_recv_from = undefined,
+hello(internal, #client_hello{extensions = Extensions} = Hello,
+ #state{ssl_options = #ssl_options{handshake = hello},
+ start_or_recv_from = From} = State) ->
+ {next_state, user_hello, State#state{start_or_recv_from = undefined,
hello = Hello},
[{reply, From, {ok, ssl_connection:map_extensions(Extensions)}}]};
-hello(internal, #server_hello{extensions = Extensions} = Hello, #state{ssl_options = #ssl_options{handshake = hello},
- start_or_recv_from = From} = State) ->
+hello(internal, #server_hello{extensions = Extensions} = Hello,
+ #state{ssl_options = #ssl_options{handshake = hello},
+ start_or_recv_from = From} = State) ->
{next_state, user_hello, State#state{start_or_recv_from = undefined,
- hello = Hello},
+ hello = Hello},
[{reply, From, {ok, ssl_connection:map_extensions(Extensions)}}]};
hello(internal, #client_hello{client_version = ClientVersion} = Hello,
#state{connection_states = ConnectionStates0,
@@ -571,14 +605,19 @@ cipher(Type, Event, State) ->
%%--------------------------------------------------------------------
connection(info, Event, State) ->
gen_info(Event, ?FUNCTION_NAME, State);
+connection({call, From}, {user_renegotiate, WriteState},
+ #state{connection_states = ConnectionStates} = State) ->
+ {next_state, ?FUNCTION_NAME, State#state{connection_states = ConnectionStates#{current_write => WriteState}},
+ [{next_event,{call, From}, renegotiate}]};
connection(internal, #hello_request{},
- #state{role = client, host = Host, port = Port,
+ #state{role = client,
+ renegotiation = {Renegotiation, _},
+ host = Host, port = Port,
session = #session{own_certificate = Cert} = Session0,
session_cache = Cache, session_cache_cb = CacheCb,
- ssl_options = SslOpts,
- connection_states = ConnectionStates0,
- renegotiation = {Renegotiation, _}} = State0) ->
- Hello = tls_handshake:client_hello(Host, Port, ConnectionStates0, SslOpts,
+ ssl_options = SslOpts,
+ connection_states = ConnectionStates} = State0) ->
+ Hello = tls_handshake:client_hello(Host, Port, ConnectionStates, SslOpts,
Cache, CacheCb, Renegotiation, Cert),
{State1, Actions} = send_handshake(Hello, State0),
{Record, State} =
@@ -587,7 +626,10 @@ connection(internal, #hello_request{},
= Hello#client_hello.session_id}}),
next_event(hello, Record, State, Actions);
connection(internal, #client_hello{} = Hello,
- #state{role = server, allow_renegotiate = true} = State0) ->
+ #state{role = server, allow_renegotiate = true, connection_states = CS,
+ %%protocol_cb = Connection,
+ protocol_specific = #{sender := Sender}
+ } = State0) ->
%% Mitigate Computational DoS attack
%% http://www.educatedguesswork.org/2011/10/ssltls_and_computational_dos.html
%% http://www.thc.org/thc-ssl-dos/ Rather than disabling client
@@ -596,24 +638,21 @@ connection(internal, #client_hello{} = Hello,
erlang:send_after(?WAIT_TO_ALLOW_RENEGOTIATION, self(), allow_renegotiate),
{Record, State} = next_record(State0#state{allow_renegotiate = false,
renegotiation = {true, peer}}),
- next_event(hello, Record, State, [{next_event, internal, Hello}]);
+ {ok, Write} = tls_sender:renegotiate(Sender),
+ next_event(hello, Record, State#state{connection_states = CS#{current_write => Write}},
+ [{next_event, internal, Hello}]);
connection(internal, #client_hello{},
- #state{role = server, allow_renegotiate = false} = State0) ->
+ #state{role = server, allow_renegotiate = false,
+ protocol_cb = Connection} = State0) ->
Alert = ?ALERT_REC(?WARNING, ?NO_RENEGOTIATION),
- State1 = send_alert(Alert, State0),
- {Record, State} = ssl_connection:prepare_connection(State1, ?MODULE),
+ send_alert_in_connection(Alert, State0),
+ State1 = Connection:reinit_handshake_data(State0),
+ {Record, State} = next_record(State1),
next_event(?FUNCTION_NAME, Record, State);
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().
%%--------------------------------------------------------------------
@@ -627,6 +666,7 @@ callback_mode() ->
state_functions.
terminate(Reason, StateName, State) ->
+ ensure_sender_terminate(Reason, State),
catch ssl_connection:terminate(Reason, StateName, State).
format_status(Type, Data) ->
@@ -638,11 +678,13 @@ code_change(_OldVsn, StateName, State, _) ->
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
-initial_state(Role, Host, Port, Socket, {SSLOptions, SocketOptions, Tracker}, User,
+initial_state(Role, Sender, Host, Port, Socket, {SSLOptions, SocketOptions, Tracker}, User,
{CbModule, DataTag, CloseTag, ErrorTag}) ->
- #ssl_options{beast_mitigation = BeastMitigation} = SSLOptions,
+ #ssl_options{beast_mitigation = BeastMitigation,
+ erl_dist = IsErlDist} = SSLOptions,
ConnectionStates = tls_record:init_connection_states(Role, BeastMitigation),
+ ErlDistData = erl_dist_data(IsErlDist),
SessionCacheCb = case application:get_env(ssl, session_cb) of
{ok, Cb} when is_atom(Cb) ->
Cb;
@@ -650,7 +692,7 @@ initial_state(Role, Host, Port, Socket, {SSLOptions, SocketOptions, Tracker}, Us
ssl_session_cache
end,
- Monitor = erlang:monitor(process, User),
+ UserMonitor = erlang:monitor(process, User),
#state{socket_options = SocketOptions,
ssl_options = SSLOptions,
@@ -663,9 +705,10 @@ initial_state(Role, Host, Port, Socket, {SSLOptions, SocketOptions, Tracker}, Us
host = Host,
port = Port,
socket = Socket,
+ erl_dist_data = ErlDistData,
connection_states = ConnectionStates,
protocol_buffers = #protocol_buffers{},
- user_application = {Monitor, User},
+ user_application = {UserMonitor, User},
user_data_buffer = <<>>,
session_cache_cb = SessionCacheCb,
renegotiation = {false, first},
@@ -673,9 +716,37 @@ initial_state(Role, Host, Port, Socket, {SSLOptions, SocketOptions, Tracker}, Us
start_or_recv_from = undefined,
protocol_cb = ?MODULE,
tracker = Tracker,
- flight_buffer = []
+ flight_buffer = [],
+ protocol_specific = #{sender => Sender}
}.
+erl_dist_data(true) ->
+ #{dist_handle => undefined,
+ dist_buffer => <<>>};
+erl_dist_data(false) ->
+ #{}.
+
+initialize_tls_sender(#state{role = Role,
+ socket = Socket,
+ socket_options = SockOpts,
+ tracker = Tracker,
+ protocol_cb = Connection,
+ transport_cb = Transport,
+ negotiated_version = Version,
+ ssl_options = #ssl_options{renegotiate_at = RenegotiateAt},
+ connection_states = #{current_write := ConnectionWriteState},
+ protocol_specific = #{sender := Sender}}) ->
+ Init = #{current_write => ConnectionWriteState,
+ role => Role,
+ socket => Socket,
+ socket_options => SockOpts,
+ tracker => Tracker,
+ protocol_cb => Connection,
+ transport_cb => Transport,
+ negotiated_version => Version,
+ renegotiate_at => RenegotiateAt},
+ tls_sender:initialize(Sender, Init).
+
next_tls_record(Data, StateName, #state{protocol_buffers =
#protocol_buffers{tls_record_buffer = Buf0,
tls_cipher_texts = CT0} = Buffers,
@@ -755,6 +826,9 @@ handle_info({CloseTag, Socket}, StateName,
%% and then receive the final message.
next_event(StateName, no_record, State)
end;
+handle_info({'EXIT', Pid, Reason}, _,
+ #state{protocol_specific = Pid} = State) ->
+ {stop, {shutdown, sender_died, Reason}, State};
handle_info(Msg, StateName, State) ->
ssl_connection:StateName(info, Msg, State, ?MODULE).
@@ -823,7 +897,8 @@ unprocessed_events(Events) ->
erlang:length(Events)-1.
-assert_buffer_sanity(<<?BYTE(_Type), ?UINT24(Length), Rest/binary>>, #ssl_options{max_handshake_size = Max}) when
+assert_buffer_sanity(<<?BYTE(_Type), ?UINT24(Length), Rest/binary>>,
+ #ssl_options{max_handshake_size = Max}) when
Length =< Max ->
case size(Rest) of
N when N < Length ->
@@ -843,3 +918,16 @@ assert_buffer_sanity(Bin, _) ->
throw(?ALERT_REC(?FATAL, ?HANDSHAKE_FAILURE,
malformed_handshake_data))
end.
+
+ensure_sender_terminate(downgrade, _) ->
+ ok; %% Do not terminate sender during downgrade phase
+ensure_sender_terminate(_, #state{protocol_specific = #{sender := Sender}}) ->
+ %% Make sure TLS sender dies when connection process is terminated normally
+ %% This is needed if the tls_sender is blocked in prim_inet:send
+ Kill = fun() ->
+ receive
+ after 5000 ->
+ catch (exit(Sender, kill))
+ end
+ end,
+ spawn(Kill).
diff --git a/lib/ssl/src/tls_sender.erl b/lib/ssl/src/tls_sender.erl
new file mode 100644
index 0000000000..007fd345dd
--- /dev/null
+++ b/lib/ssl/src/tls_sender.erl
@@ -0,0 +1,397 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2018-2018. 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(tls_sender).
+
+-behaviour(gen_statem).
+
+-include("ssl_internal.hrl").
+-include("ssl_alert.hrl").
+-include("ssl_handshake.hrl").
+-include("ssl_api.hrl").
+
+%% API
+-export([start/0, start/1, initialize/2, send_data/2, send_alert/2, renegotiate/1,
+ update_connection_state/3, dist_tls_socket/1, dist_handshake_complete/3]).
+
+%% gen_statem callbacks
+-export([callback_mode/0, init/1, terminate/3, code_change/4]).
+-export([init/3, connection/3, handshake/3, death_row/3]).
+
+-define(SERVER, ?MODULE).
+
+-record(data, {connection_pid,
+ connection_states = #{},
+ role,
+ socket,
+ socket_options,
+ tracker,
+ protocol_cb,
+ transport_cb,
+ negotiated_version,
+ renegotiate_at,
+ connection_monitor,
+ dist_handle
+ }).
+
+%%%===================================================================
+%%% API
+%%%===================================================================
+%%--------------------------------------------------------------------
+-spec start() -> {ok, Pid :: pid()} |
+ ignore |
+ {error, Error :: term()}.
+-spec start(list()) -> {ok, Pid :: pid()} |
+ ignore |
+ {error, Error :: term()}.
+
+%% Description: Start sender process to avoid dead lock that
+%% may happen when a socket is busy (busy port) and the
+%% same process is sending and receiving
+%%--------------------------------------------------------------------
+start() ->
+ gen_statem:start_link(?MODULE, [], []).
+start(SpawnOpts) ->
+ gen_statem:start_link(?MODULE, [], SpawnOpts).
+
+%%--------------------------------------------------------------------
+-spec initialize(pid(), map()) -> ok.
+%% Description: So TLS connection process can initialize it sender
+%% process.
+%%--------------------------------------------------------------------
+initialize(Pid, InitMsg) ->
+ gen_statem:call(Pid, {self(), InitMsg}).
+
+%%--------------------------------------------------------------------
+-spec send_data(pid(), iodata()) -> ok.
+%% Description: Send application data
+%%--------------------------------------------------------------------
+send_data(Pid, AppData) ->
+ %% Needs error handling for external API
+ call(Pid, {application_data, AppData}).
+
+%%--------------------------------------------------------------------
+-spec send_alert(pid(), #alert{}) -> _.
+%% Description: TLS connection process wants to end an Alert
+%% in the connection state.
+%%--------------------------------------------------------------------
+send_alert(Pid, Alert) ->
+ gen_statem:cast(Pid, Alert).
+
+%%--------------------------------------------------------------------
+-spec renegotiate(pid()) -> {ok, WriteState::map()} | {error, closed}.
+%% Description: So TLS connection process can synchronize the
+%% encryption state to be used when handshaking.
+%%--------------------------------------------------------------------
+renegotiate(Pid) ->
+ %% Needs error handling for external API
+ call(Pid, renegotiate).
+%%--------------------------------------------------------------------
+-spec update_connection_state(pid(), WriteState::map(), tls_record:tls_version()) -> ok.
+%% Description: So TLS connection process can synchronize the
+%% encryption state to be used when sending application data.
+%%--------------------------------------------------------------------
+update_connection_state(Pid, NewState, Version) ->
+ gen_statem:cast(Pid, {new_write, NewState, Version}).
+%%--------------------------------------------------------------------
+-spec dist_handshake_complete(pid(), node(), term()) -> ok.
+%% Description: Erlang distribution callback
+%%--------------------------------------------------------------------
+dist_handshake_complete(ConnectionPid, Node, DHandle) ->
+ gen_statem:call(ConnectionPid, {dist_handshake_complete, Node, DHandle}).
+%%--------------------------------------------------------------------
+-spec dist_tls_socket(pid()) -> {ok, #sslsocket{}}.
+%% Description: To enable distribution startup to get a proper "#sslsocket{}"
+%%--------------------------------------------------------------------
+dist_tls_socket(Pid) ->
+ gen_statem:call(Pid, dist_get_tls_socket).
+
+%%%===================================================================
+%%% gen_statem callbacks
+%%%===================================================================
+%%--------------------------------------------------------------------
+-spec callback_mode() -> gen_statem:callback_mode_result().
+%%--------------------------------------------------------------------
+callback_mode() ->
+ state_functions.
+
+%%--------------------------------------------------------------------
+-spec init(Args :: term()) ->
+ gen_statem:init_result(atom()).
+%%--------------------------------------------------------------------
+init(_) ->
+ %% Note: Should not trap exits so that this process
+ %% will be terminated if tls_connection process is
+ %% killed brutally
+ {ok, init, #data{}}.
+
+%%--------------------------------------------------------------------
+-spec init(gen_statem:event_type(),
+ Msg :: term(),
+ StateData :: term()) ->
+ gen_statem:event_handler_result(atom()).
+%%--------------------------------------------------------------------
+init({call, From}, {Pid, #{current_write := WriteState,
+ role := Role,
+ socket := Socket,
+ socket_options := SockOpts,
+ tracker := Tracker,
+ protocol_cb := Connection,
+ transport_cb := Transport,
+ negotiated_version := Version,
+ renegotiate_at := RenegotiateAt}},
+ #data{connection_states = ConnectionStates} = StateData0) ->
+ Monitor = erlang:monitor(process, Pid),
+ StateData =
+ StateData0#data{connection_pid = Pid,
+ connection_monitor = Monitor,
+ connection_states =
+ ConnectionStates#{current_write => WriteState},
+ role = Role,
+ socket = Socket,
+ socket_options = SockOpts,
+ tracker = Tracker,
+ protocol_cb = Connection,
+ transport_cb = Transport,
+ negotiated_version = Version,
+ renegotiate_at = RenegotiateAt},
+ {next_state, handshake, StateData, [{reply, From, ok}]};
+init(info, Msg, StateData) ->
+ handle_info(Msg, ?FUNCTION_NAME, StateData).
+%%--------------------------------------------------------------------
+-spec connection(gen_statem:event_type(),
+ Msg :: term(),
+ StateData :: term()) ->
+ gen_statem:event_handler_result(atom()).
+%%--------------------------------------------------------------------
+connection({call, From}, renegotiate,
+ #data{connection_states = #{current_write := Write}} = StateData) ->
+ {next_state, handshake, StateData, [{reply, From, {ok, Write}}]};
+connection({call, From}, {application_data, AppData},
+ #data{socket_options = SockOpts} = StateData) ->
+ case encode_packet(AppData, SockOpts) of
+ {error, _} = Error ->
+ {next_state, ?FUNCTION_NAME, StateData, [{reply, From, Error}]};
+ Data ->
+ send_application_data(Data, From, ?FUNCTION_NAME, StateData)
+ end;
+connection({call, From}, dist_get_tls_socket,
+ #data{protocol_cb = Connection,
+ transport_cb = Transport,
+ socket = Socket,
+ connection_pid = Pid,
+ tracker = Tracker} = StateData) ->
+ TLSSocket = Connection:socket([Pid, self()], Transport, Socket, Connection, Tracker),
+ {next_state, ?FUNCTION_NAME, StateData, [{reply, From, {ok, TLSSocket}}]};
+connection({call, From}, {dist_handshake_complete, _Node, DHandle}, #data{connection_pid = Pid} = StateData) ->
+ ok = erlang:dist_ctrl_input_handler(DHandle, Pid),
+ ok = ssl_connection:dist_handshake_complete(Pid, DHandle),
+ %% From now on we execute on normal priority
+ process_flag(priority, normal),
+ Events = dist_data_events(DHandle, []),
+ {next_state, ?FUNCTION_NAME, StateData#data{dist_handle = DHandle}, [{reply, From, ok} | Events]};
+connection(cast, #alert{} = Alert, StateData0) ->
+ StateData = send_tls_alert(Alert, StateData0),
+ {next_state, ?FUNCTION_NAME, StateData};
+connection(cast, {new_write, WritesState, Version},
+ #data{connection_states = ConnectionStates0} = StateData) ->
+ {next_state, connection,
+ StateData#data{connection_states =
+ ConnectionStates0#{current_write => WritesState},
+ negotiated_version = Version}};
+connection(info, dist_data, #data{dist_handle = DHandle} = StateData) ->
+ Events = dist_data_events(DHandle, []),
+ {next_state, ?FUNCTION_NAME, StateData, Events};
+connection(info, tick, StateData) ->
+ consume_ticks(),
+ {next_state, ?FUNCTION_NAME, StateData,
+ [{next_event, {call, {self(), undefined}},
+ {application_data, <<>>}}]};
+connection(info, {send, From, Ref, Data}, _StateData) ->
+ %% 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, Msg, StateData) ->
+ handle_info(Msg, ?FUNCTION_NAME, StateData).
+%%--------------------------------------------------------------------
+-spec handshake(gen_statem:event_type(),
+ Msg :: term(),
+ StateData :: term()) ->
+ gen_statem:event_handler_result(atom()).
+%%--------------------------------------------------------------------
+handshake({call, _}, _, _) ->
+ {keep_state_and_data, [postpone]};
+handshake(cast, {new_write, WritesState, Version},
+ #data{connection_states = ConnectionStates0} = StateData) ->
+ {next_state, connection,
+ StateData#data{connection_states =
+ ConnectionStates0#{current_write => WritesState},
+ negotiated_version = Version}};
+handshake(info, Msg, StateData) ->
+ handle_info(Msg, ?FUNCTION_NAME, StateData).
+
+%%--------------------------------------------------------------------
+-spec death_row(gen_statem:event_type(),
+ Msg :: term(),
+ StateData :: term()) ->
+ gen_statem:event_handler_result(atom()).
+%%--------------------------------------------------------------------
+death_row(state_timeout, Reason, _State) ->
+ {stop, {shutdown, Reason}};
+death_row(_Type, _Msg, _State) ->
+ %% Waste all other events
+ keep_state_and_data.
+
+%%--------------------------------------------------------------------
+-spec terminate(Reason :: term(), State :: term(), Data :: term()) ->
+ any().
+%%--------------------------------------------------------------------
+terminate(_Reason, _State, _Data) ->
+ void.
+
+%%--------------------------------------------------------------------
+-spec code_change(
+ OldVsn :: term() | {down,term()},
+ State :: term(), Data :: term(), Extra :: term()) ->
+ {ok, NewState :: term(), NewData :: term()} |
+ (Reason :: term()).
+%% Convert process state when code is changed
+%%--------------------------------------------------------------------
+code_change(_OldVsn, State, Data, _Extra) ->
+ {ok, State, Data}.
+
+%%%===================================================================
+%%% Internal functions
+%%%===================================================================
+handle_info({'DOWN', Monitor, _, _, Reason}, _,
+ #data{connection_monitor = Monitor,
+ dist_handle = Handle} = StateData) when Handle =/= undefined->
+ {next_state, death_row, StateData, [{state_timeout, 5000, Reason}]};
+handle_info({'DOWN', Monitor, _, _, _}, _,
+ #data{connection_monitor = Monitor} = StateData) ->
+ {stop, normal, StateData};
+handle_info(_,_,_) ->
+ {keep_state_and_data}.
+
+send_tls_alert(Alert, #data{negotiated_version = Version,
+ socket = Socket,
+ protocol_cb = Connection,
+ transport_cb = Transport,
+ connection_states = ConnectionStates0} = StateData0) ->
+ {BinMsg, ConnectionStates} =
+ Connection:encode_alert(Alert, Version, ConnectionStates0),
+ Connection:send(Transport, Socket, BinMsg),
+ StateData0#data{connection_states = ConnectionStates}.
+
+send_application_data(Data, From, StateName,
+ #data{connection_pid = Pid,
+ socket = Socket,
+ dist_handle = DistHandle,
+ negotiated_version = Version,
+ protocol_cb = Connection,
+ transport_cb = Transport,
+ connection_states = ConnectionStates0,
+ renegotiate_at = RenegotiateAt} = StateData0) ->
+ case time_to_renegotiate(Data, ConnectionStates0, RenegotiateAt) of
+ true ->
+ ssl_connection:internal_renegotiation(Pid, ConnectionStates0),
+ {next_state, handshake, StateData0,
+ [{next_event, {call, From}, {application_data, Data}}]};
+ false ->
+ {Msgs, ConnectionStates} =
+ Connection:encode_data(Data, Version, ConnectionStates0),
+ StateData = StateData0#data{connection_states = ConnectionStates},
+ case Connection:send(Transport, Socket, Msgs) of
+ ok when DistHandle =/= undefined ->
+ {next_state, StateName, StateData, []};
+ Reason when DistHandle =/= undefined ->
+ {next_state, death_row, StateData, [{state_timeout, 5000, Reason}]};
+ ok ->
+ {next_state, StateName, StateData, [{reply, From, ok}]};
+ Result ->
+ {next_state, StateName, StateData, [{reply, From, Result}]}
+ end
+ end.
+
+encode_packet(Data, #socket_options{packet=Packet}) ->
+ case Packet of
+ 1 -> encode_size_packet(Data, 8, (1 bsl 8) - 1);
+ 2 -> encode_size_packet(Data, 16, (1 bsl 16) - 1);
+ 4 -> encode_size_packet(Data, 32, (1 bsl 32) - 1);
+ _ -> Data
+ end.
+
+encode_size_packet(Bin, Size, Max) ->
+ Len = erlang:byte_size(Bin),
+ case Len > Max of
+ true ->
+ {error, {badarg, {packet_to_large, Len, Max}}};
+ false ->
+ <<Len:Size, Bin/binary>>
+ end.
+time_to_renegotiate(_Data,
+ #{current_write := #{sequence_number := Num}},
+ RenegotiateAt) ->
+
+ %% We could do test:
+ %% is_time_to_renegotiate((erlang:byte_size(_Data) div
+ %% ?MAX_PLAIN_TEXT_LENGTH) + 1, RenegotiateAt), but we chose to
+ %% have a some what lower renegotiateAt and a much cheaper test
+ is_time_to_renegotiate(Num, RenegotiateAt).
+
+is_time_to_renegotiate(N, M) when N < M->
+ false;
+is_time_to_renegotiate(_,_) ->
+ true.
+
+call(FsmPid, Event) ->
+ try gen_statem:call(FsmPid, Event)
+ catch
+ exit:{noproc, _} ->
+ {error, closed};
+ exit:{normal, _} ->
+ {error, closed};
+ exit:{{shutdown, _},_} ->
+ {error, closed}
+ end.
+
+%%---------------Erlang distribution --------------------------------------
+
+dist_data_events(DHandle, Events) ->
+ case erlang:dist_ctrl_get_data(DHandle) of
+ none ->
+ erlang:dist_ctrl_get_data_notification(DHandle),
+ lists:reverse(Events);
+ Data ->
+ Event = {next_event, {call, {self(), undefined}}, {application_data, Data}},
+ dist_data_events(DHandle, [Event | Events])
+ end.
+
+consume_ticks() ->
+ receive tick ->
+ consume_ticks()
+ after 0 ->
+ ok
+ end.
diff --git a/lib/ssl/src/tls_socket.erl b/lib/ssl/src/tls_socket.erl
index 154281f1c2..a391bc53de 100644
--- a/lib/ssl/src/tls_socket.erl
+++ b/lib/ssl/src/tls_socket.erl
@@ -64,11 +64,12 @@ accept(ListenSocket, #config{transport_info = {Transport,_,_,_} = CbInfo,
{ok, Socket} ->
{ok, EmOpts} = get_emulated_opts(Tracker),
{ok, Port} = tls_socket:port(Transport, Socket),
- ConnArgs = [server, "localhost", Port, Socket,
+ {ok, Sender} = tls_sender:start(),
+ ConnArgs = [server, Sender, "localhost", Port, Socket,
{SslOpts, emulated_socket_options(EmOpts, #socket_options{}), Tracker}, self(), CbInfo],
case tls_connection_sup:start_child(ConnArgs) of
{ok, Pid} ->
- ssl_connection:socket_control(ConnectionCb, Socket, Pid, Transport, Tracker);
+ ssl_connection:socket_control(ConnectionCb, Socket, [Pid, Sender], Transport, Tracker);
{error, Reason} ->
{error, Reason}
end;
@@ -112,8 +113,8 @@ connect(Address, Port,
{error, {options, {socket_options, UserOpts}}}
end.
-socket(Pid, Transport, Socket, ConnectionCb, Tracker) ->
- #sslsocket{pid = Pid,
+socket(Pids, Transport, Socket, ConnectionCb, Tracker) ->
+ #sslsocket{pid = Pids,
%% "The name "fd" is keept for backwards compatibility
fd = {Transport, Socket, ConnectionCb, Tracker}}.
setopts(gen_tcp, #sslsocket{pid = {ListenSocket, #config{emulated = Tracker}}}, Options) ->
diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl
index fe705fcd02..50a685b956 100644
--- a/lib/ssl/test/ssl_basic_SUITE.erl
+++ b/lib/ssl/test/ssl_basic_SUITE.erl
@@ -3270,7 +3270,7 @@ no_reuses_session_server_restart_new_cert(Config) when is_list(Config) ->
ssl_test_lib:start_server([{node, ServerNode}, {port, Port},
{from, self()},
{mfa, {ssl_test_lib, no_result, []}},
- {options, DsaServerOpts}]),
+ {options, [{reuseaddr, true} | DsaServerOpts]}]),
Client1 =
ssl_test_lib:start_client([{node, ClientNode},
@@ -3331,7 +3331,7 @@ no_reuses_session_server_restart_new_cert_file(Config) when is_list(Config) ->
ssl_test_lib:start_server([{node, ServerNode}, {port, Port},
{from, self()},
{mfa, {ssl_test_lib, no_result, []}},
- {options, NewServerOpts1}]),
+ {options, [{reuseaddr, true} | NewServerOpts1]}]),
Client1 =
ssl_test_lib:start_client([{node, ClientNode},
{port, Port}, {host, Hostname},
@@ -3674,7 +3674,7 @@ hibernate(Config) ->
{mfa, {ssl_test_lib, send_recv_result_active, []}},
{options, ServerOpts}]),
Port = ssl_test_lib:inet_port(Server),
- {Client, #sslsocket{pid=Pid}} = ssl_test_lib:start_client([return_socket,
+ {Client, #sslsocket{pid=[Pid|_]}} = ssl_test_lib:start_client([return_socket,
{node, ClientNode}, {port, Port},
{host, Hostname},
{from, self()},
@@ -3717,7 +3717,7 @@ hibernate_right_away(Config) ->
Server1 = ssl_test_lib:start_server(StartServerOpts),
Port1 = ssl_test_lib:inet_port(Server1),
- {Client1, #sslsocket{pid = Pid1}} = ssl_test_lib:start_client(StartClientOpts ++
+ {Client1, #sslsocket{pid = [Pid1|_]}} = ssl_test_lib:start_client(StartClientOpts ++
[{port, Port1}, {options, [{hibernate_after, 0}|ClientOpts]}]),
ssl_test_lib:check_result(Server1, ok, Client1, ok),
@@ -3729,7 +3729,7 @@ hibernate_right_away(Config) ->
Server2 = ssl_test_lib:start_server(StartServerOpts),
Port2 = ssl_test_lib:inet_port(Server2),
- {Client2, #sslsocket{pid = Pid2}} = ssl_test_lib:start_client(StartClientOpts ++
+ {Client2, #sslsocket{pid = [Pid2|_]}} = ssl_test_lib:start_client(StartClientOpts ++
[{port, Port2}, {options, [{hibernate_after, 1}|ClientOpts]}]),
ssl_test_lib:check_result(Server2, ok, Client2, ok),
@@ -3965,13 +3965,13 @@ tls_tcp_error_propagation_in_active_mode(Config) when is_list(Config) ->
{mfa, {ssl_test_lib, no_result, []}},
{options, ServerOpts}]),
Port = ssl_test_lib:inet_port(Server),
- {Client, #sslsocket{pid=Pid} = SslSocket} = ssl_test_lib:start_client([return_socket,
- {node, ClientNode}, {port, Port},
- {host, Hostname},
- {from, self()},
- {mfa, {?MODULE, receive_msg, []}},
- {options, ClientOpts}]),
-
+ {Client, #sslsocket{pid=[Pid|_]} = SslSocket} = ssl_test_lib:start_client([return_socket,
+ {node, ClientNode}, {port, Port},
+ {host, Hostname},
+ {from, self()},
+ {mfa, {?MODULE, receive_msg, []}},
+ {options, ClientOpts}]),
+
{status, _, _, StatusInfo} = sys:get_status(Pid),
[_, _,_, _, Prop] = StatusInfo,
State = ssl_test_lib:state(Prop),
@@ -4645,6 +4645,7 @@ renegotiate_rejected(Socket) ->
ok;
%% Handle 1/n-1 splitting countermeasure Rizzo/Duong-Beast
{ssl, Socket, "H"} ->
+
receive
{ssl, Socket, "ello world"} ->
ok
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 19:12:16 +0000