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-rw-r--r--lib/ssl/src/dtls_connection.erl43
-rw-r--r--lib/ssl/src/dtls_udp_listener.erl12
-rw-r--r--lib/ssl/src/ssl_handshake.erl2
-rw-r--r--lib/ssl/src/tls_connection.erl13
4 files changed, 60 insertions, 10 deletions
diff --git a/lib/ssl/src/dtls_connection.erl b/lib/ssl/src/dtls_connection.erl
index f078b87bce..2de947d8b4 100644
--- a/lib/ssl/src/dtls_connection.erl
+++ b/lib/ssl/src/dtls_connection.erl
@@ -750,31 +750,58 @@ next_event(connection = StateName, no_record,
{#ssl_tls{epoch = Epoch,
type = ?HANDSHAKE,
version = _Version}, State1} = _Record when Epoch == CurrentEpoch-1 ->
- {State, MoreActions} = send_handshake_flight(State1, Epoch),
+ {State, MoreActions} = send_handshake_flight(State1, CurrentEpoch),
+ {next_state, StateName, State, Actions ++ MoreActions};
+ %% From FLIGHT perspective CHANGE_CIPHER_SPEC is treated as a handshake
+ {#ssl_tls{epoch = Epoch,
+ type = ?CHANGE_CIPHER_SPEC,
+ version = _Version}, State1} = _Record when Epoch == CurrentEpoch-1 ->
+ {State, MoreActions} = send_handshake_flight(State1, CurrentEpoch),
{next_state, StateName, State, Actions ++ MoreActions};
{#ssl_tls{epoch = _Epoch,
- version = _Version}, State} ->
+ version = _Version}, State1} ->
%% TODO maybe buffer later epoch
- {next_state, StateName, State, Actions};
+ {Record, State} = next_record(State1),
+ next_event(StateName, Record, State, Actions);
{#alert{} = Alert, State} ->
{next_state, StateName, State, [{next_event, internal, Alert} | Actions]}
end;
+next_event(connection = StateName, Record,
+ #state{connection_states = #{current_read := #{epoch := CurrentEpoch}}} = State0, Actions) ->
+ case Record of
+ #ssl_tls{epoch = CurrentEpoch} ->
+ {next_state, StateName, State0, [{next_event, internal, {protocol_record, Record}} | Actions]};
+ #ssl_tls{epoch = Epoch,
+ type = ?HANDSHAKE,
+ version = _Version} when Epoch == CurrentEpoch-1 ->
+ {State, MoreActions} = send_handshake_flight(State0, CurrentEpoch),
+ {next_state, StateName, State, Actions ++ MoreActions};
+ %% From FLIGHT perspective CHANGE_CIPHER_SPEC is treated as a handshake
+ #ssl_tls{epoch = Epoch,
+ type = ?CHANGE_CIPHER_SPEC,
+ version = _Version} when Epoch == CurrentEpoch-1 ->
+ {State, MoreActions} = send_handshake_flight(State0, CurrentEpoch),
+ {next_state, StateName, State, Actions ++ MoreActions};
+ _ ->
+ next_event(StateName, no_record, State0, Actions)
+ end;
next_event(StateName, Record,
- #state{connection_states = #{current_read := #{epoch := CurrentEpoch}}} = State, Actions) ->
+ #state{connection_states = #{current_read := #{epoch := CurrentEpoch}}} = State0, Actions) ->
case Record of
no_record ->
- {next_state, StateName, State, Actions};
+ {next_state, StateName, State0, Actions};
#ssl_tls{epoch = CurrentEpoch,
version = Version} = Record ->
{next_state, StateName,
- dtls_version(StateName, Version, State),
+ dtls_version(StateName, Version, State0),
[{next_event, internal, {protocol_record, Record}} | Actions]};
#ssl_tls{epoch = _Epoch,
version = _Version} = _Record ->
%% TODO maybe buffer later epoch
- {next_state, StateName, State, Actions};
+ {Record, State} = next_record(State0),
+ next_event(StateName, Record, State, Actions);
#alert{} = Alert ->
- {next_state, StateName, State, [{next_event, internal, Alert} | Actions]}
+ {next_state, StateName, State0, [{next_event, internal, Alert} | Actions]}
end.
decode_cipher_text(#state{protocol_buffers = #protocol_buffers{dtls_cipher_texts = [ CT | Rest]} = Buffers,
diff --git a/lib/ssl/src/dtls_udp_listener.erl b/lib/ssl/src/dtls_udp_listener.erl
index f0ace2d887..29380e3008 100644
--- a/lib/ssl/src/dtls_udp_listener.erl
+++ b/lib/ssl/src/dtls_udp_listener.erl
@@ -121,6 +121,18 @@ handle_info({udp, Socket, IP, InPortNo, _} = Msg, #state{listner = Socket} = Sta
next_datagram(Socket),
{noreply, State};
+%% UDP socket does not have a connection and should not receive an econnreset
+%% This does however happens on on some windows versions. Just ignoring it
+%% appears to make things work as expected!
+handle_info({udp_error, Socket, econnreset = Error}, #state{listner = Socket} = State) ->
+ Report = io_lib:format("Ignore SSL UDP Listener: Socket error: ~p ~n", [Error]),
+ error_logger:info_report(Report),
+ {noreply, State};
+handle_info({udp_error, Socket, Error}, #state{listner = Socket} = State) ->
+ Report = io_lib:format("SSL UDP Listener shutdown: Socket error: ~p ~n", [Error]),
+ error_logger:info_report(Report),
+ {noreply, State#state{close=true}};
+
handle_info({'DOWN', _, process, Pid, _}, #state{clients = Clients,
dtls_processes = Processes0,
close = ListenClosed} = State) ->
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl
index 58db8449d6..3cf466e78f 100644
--- a/lib/ssl/src/ssl_handshake.erl
+++ b/lib/ssl/src/ssl_handshake.erl
@@ -2295,6 +2295,8 @@ is_acceptable_hash_sign({_, dsa} = Algos, dsa, _, srp_dss, SupportedHashSigns) -
is_acceptable_hash_sign(Algos, SupportedHashSigns);
is_acceptable_hash_sign({_, ecdsa} = Algos, ecdsa, _, dhe_ecdsa, SupportedHashSigns) ->
is_acceptable_hash_sign(Algos, SupportedHashSigns);
+is_acceptable_hash_sign({_, ecdsa} = Algos, ecdsa, ecdsa, ecdh_ecdsa, SupportedHashSigns) ->
+ is_acceptable_hash_sign(Algos, SupportedHashSigns);
is_acceptable_hash_sign({_, ecdsa} = Algos, ecdsa, ecdsa, ecdhe_ecdsa, SupportedHashSigns) ->
is_acceptable_hash_sign(Algos, SupportedHashSigns);
is_acceptable_hash_sign(_, _, _, KeyExAlgo, _) when
diff --git a/lib/ssl/src/tls_connection.erl b/lib/ssl/src/tls_connection.erl
index 96c3ab86e9..352874c77d 100644
--- a/lib/ssl/src/tls_connection.erl
+++ b/lib/ssl/src/tls_connection.erl
@@ -600,8 +600,12 @@ next_record(#state{protocol_buffers =
next_record(#state{protocol_buffers = #protocol_buffers{tls_packets = [], tls_cipher_texts = []},
socket = Socket,
transport_cb = Transport} = State) ->
- tls_socket:setopts(Transport, Socket, [{active,once}]),
- {no_record, State};
+ case tls_socket:setopts(Transport, Socket, [{active,once}]) of
+ ok ->
+ {no_record, State};
+ _ ->
+ {socket_closed, State}
+ end;
next_record(State) ->
{no_record, State}.
@@ -626,10 +630,15 @@ passive_receive(State0 = #state{user_data_buffer = Buffer}, StateName) ->
next_event(StateName, Record, State) ->
next_event(StateName, Record, State, []).
+next_event(StateName, socket_closed, State, _) ->
+ ssl_connection:handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State),
+ {stop, {shutdown, transport_closed}, State};
next_event(connection = StateName, no_record, State0, Actions) ->
case next_record_if_active(State0) of
{no_record, State} ->
ssl_connection:hibernate_after(StateName, State, Actions);
+ {socket_closed, State} ->
+ next_event(StateName, socket_closed, State, Actions);
{#ssl_tls{} = Record, State} ->
{next_state, StateName, State, [{next_event, internal, {protocol_record, Record}} | Actions]};
{#alert{} = Alert, State} ->