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authorIngela Anderton Andin <[email protected]>2018-11-20 10:44:11 +0100
committerIngela Anderton Andin <[email protected]>2018-12-20 11:55:52 +0100
commit80bf2fc85178ef011b67437f612d627f4e290e68 (patch)
treed43cb7d87e7cb8be1b11b1521a6d7876c913a682
parent3825199794da28d79b21052a2e69e2335921d55e (diff)
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ssl: Add static_env record
State values created at init
Diffstat
-rw-r--r--lib/ssl/src/dtls_connection.erl206
-rw-r--r--lib/ssl/src/ssl_connection.erl448
-rw-r--r--lib/ssl/src/ssl_connection.hrl134
-rw-r--r--lib/ssl/src/tls_connection.erl164
-rw-r--r--lib/ssl/test/ssl_basic_SUITE.erl4
5 files changed, 526 insertions, 430 deletions
diff --git a/lib/ssl/src/dtls_connection.erl b/lib/ssl/src/dtls_connection.erl
index 37719ad439..b145dd9298 100644
--- a/lib/ssl/src/dtls_connection.erl
+++ b/lib/ssl/src/dtls_connection.erl
@@ -141,14 +141,14 @@ next_record(#state{protocol_buffers =
next_record(State#state{protocol_buffers =
Buffers#protocol_buffers{dtls_cipher_texts = Rest},
connection_states = ConnectionStates});
-next_record(#state{role = server,
- socket = {Listener, {Client, _}}} = State) ->
+next_record(#state{static_env = #static_env{role = server,
+ socket = {Listener, {Client, _}}}} = State) ->
dtls_packet_demux:active_once(Listener, Client, self()),
{no_record, State};
-next_record(#state{role = client,
- socket = {_Server, Socket} = DTLSSocket,
- close_tag = CloseTag,
- transport_cb = Transport} = State) ->
+next_record(#state{static_env = #static_env{role = client,
+ socket = {_Server, Socket} = DTLSSocket,
+ close_tag = CloseTag,
+ transport_cb = Transport}} = State) ->
case dtls_socket:setopts(Transport, Socket, [{active,once}]) of
ok ->
{no_record, State};
@@ -279,11 +279,13 @@ handle_common_event(internal, #ssl_tls{type = _Unknown}, StateName, State) ->
%% Handshake handling
%%====================================================================
-renegotiate(#state{role = client} = State, Actions) ->
+renegotiate(#state{static_env = #static_env{role = client}} = State, Actions) ->
%% Handle same way as if server requested
%% the renegotiation
- next_event(connection, no_record, State, [{next_event, internal, #hello_request{}} | Actions]);
-renegotiate(#state{role = server} = State0, Actions) ->
+ {next_state, connection, State,
+ [{next_event, internal, #hello_request{}} | Actions]};
+
+renegotiate(#state{static_env = #static_env{role = server}} = State0, Actions) ->
HelloRequest = ssl_handshake:hello_request(),
State1 = prepare_flight(State0),
{State, MoreActions} = send_handshake(HelloRequest, State1),
@@ -353,8 +355,8 @@ encode_alert(#alert{} = Alert, Version, ConnectionStates) ->
dtls_record:encode_alert_record(Alert, Version, ConnectionStates).
send_alert(Alert, #state{negotiated_version = Version,
- socket = Socket,
- transport_cb = Transport,
+ static_env = #static_env{socket = Socket,
+ transport_cb = Transport},
connection_states = ConnectionStates0} = State0) ->
{BinMsg, ConnectionStates} =
encode_alert(Alert, Version, ConnectionStates0),
@@ -406,13 +408,15 @@ getopts(Transport, Socket, Tag) ->
init(enter, _, State) ->
{keep_state, State};
init({call, From}, {start, Timeout},
- #state{host = Host, port = Port, role = client,
+ #state{static_env = #static_env{host = Host,
+ port = Port,
+ role = client,
+ session_cache = Cache,
+ session_cache_cb = CacheCb},
ssl_options = SslOpts,
session = #session{own_certificate = Cert} = Session0,
connection_states = ConnectionStates0,
- renegotiation = {Renegotiation, _},
- session_cache = Cache,
- session_cache_cb = CacheCb
+ renegotiation = {Renegotiation, _}
} = State0) ->
Timer = ssl_connection:start_or_recv_cancel_timer(Timeout, From),
Hello = dtls_handshake:client_hello(Host, Port, ConnectionStates0, SslOpts,
@@ -422,15 +426,17 @@ init({call, From}, {start, Timeout},
HelloVersion = dtls_record:hello_version(Version, SslOpts#ssl_options.versions),
State1 = prepare_flight(State0#state{negotiated_version = Version}),
{State2, Actions} = send_handshake(Hello, State1#state{negotiated_version = HelloVersion}),
- State = State2#state{negotiated_version = Version, %% Requested version
- session =
- Session0#session{session_id = Hello#client_hello.session_id},
- start_or_recv_from = From,
- timer = Timer,
- flight_state = {retransmit, ?INITIAL_RETRANSMIT_TIMEOUT}
- },
- next_event(hello, no_record, State, Actions);
-init({call, _} = Type, Event, #state{role = server, data_tag = udp} = State) ->
+ State3 = State2#state{negotiated_version = Version, %% Requested version
+ session =
+ Session0#session{session_id = Hello#client_hello.session_id},
+ start_or_recv_from = From,
+ timer = Timer,
+ flight_state = {retransmit, ?INITIAL_RETRANSMIT_TIMEOUT}
+ },
+ {Record, State} = next_record(State3),
+ next_event(hello, Record, State, Actions);
+init({call, _} = Type, Event, #state{static_env = #static_env{role = server,
+ data_tag = udp}} = State) ->
Result = gen_handshake(?FUNCTION_NAME, Type, Event,
State#state{flight_state = {retransmit, ?INITIAL_RETRANSMIT_TIMEOUT},
protocol_specific = #{current_cookie_secret => dtls_v1:cookie_secret(),
@@ -439,7 +445,7 @@ init({call, _} = Type, Event, #state{role = server, data_tag = udp} = State) ->
max_ignored_alerts => 10}}),
erlang:send_after(dtls_v1:cookie_timeout(), self(), new_cookie_secret),
Result;
-init({call, _} = Type, Event, #state{role = server} = State) ->
+init({call, _} = Type, Event, #state{static_env = #static_env{role = server}} = State) ->
%% I.E. DTLS over sctp
gen_handshake(?FUNCTION_NAME, Type, Event, State#state{flight_state = reliable});
init(Type, Event, State) ->
@@ -467,16 +473,16 @@ error(_, _, _) ->
#state{}) ->
gen_statem:state_function_result().
%%--------------------------------------------------------------------
-hello(enter, _, #state{role = server} = State) ->
+hello(enter, _, #state{static_env = #static_env{role = server}} = State) ->
{keep_state, State};
-hello(enter, _, #state{role = client} = State0) ->
+hello(enter, _, #state{static_env = #static_env{role = client}} = State0) ->
{State, Actions} = handle_flight_timer(State0),
{keep_state, State, Actions};
hello(internal, #client_hello{cookie = <<>>,
client_version = Version} = Hello,
- #state{role = server,
- transport_cb = Transport,
- socket = Socket,
+ #state{static_env = #static_env{role = server,
+ transport_cb = Transport,
+ socket = Socket},
protocol_specific = #{current_cookie_secret := Secret}} = State0) ->
{ok, {IP, Port}} = dtls_socket:peername(Transport, Socket),
Cookie = dtls_handshake:cookie(Secret, IP, Port, Hello),
@@ -488,18 +494,19 @@ hello(internal, #client_hello{cookie = <<>>,
%% negotiated.
VerifyRequest = dtls_handshake:hello_verify_request(Cookie, ?HELLO_VERIFY_REQUEST_VERSION),
State1 = prepare_flight(State0#state{negotiated_version = Version}),
- {State, Actions} = send_handshake(VerifyRequest, State1),
- next_event(?FUNCTION_NAME, no_record,
- State#state{tls_handshake_history = ssl_handshake:init_handshake_history()}, Actions);
-hello(internal, #hello_verify_request{cookie = Cookie}, #state{role = client,
- host = Host, port = Port,
+ {State2, Actions} = send_handshake(VerifyRequest, State1),
+ {Record, State} = next_record(State2),
+ next_event(?FUNCTION_NAME, Record, State#state{tls_handshake_history = ssl_handshake:init_handshake_history()}, Actions);
+hello(internal, #hello_verify_request{cookie = Cookie}, #state{static_env = #static_env{role = client,
+ host = Host,
+ port = Port,
+ session_cache = Cache,
+ session_cache_cb = CacheCb},
ssl_options = SslOpts,
session = #session{own_certificate = OwnCert}
= Session0,
connection_states = ConnectionStates0,
- renegotiation = {Renegotiation, _},
- session_cache = Cache,
- session_cache_cb = CacheCb
+ renegotiation = {Renegotiation, _}
} = State0) ->
Hello = dtls_handshake:client_hello(Host, Port, Cookie, ConnectionStates0,
@@ -526,12 +533,13 @@ hello(internal, #server_hello{extensions = Extensions} = Hello,
{next_state, user_hello, State#state{start_or_recv_from = undefined,
hello = Hello},
[{reply, From, {ok, ssl_connection:map_extensions(Extensions)}}]};
-hello(internal, #client_hello{cookie = Cookie} = Hello,
- #state{role = server,
- transport_cb = Transport,
- socket = Socket,
- protocol_specific = #{current_cookie_secret := Secret,
- previous_cookie_secret := PSecret}} = State0) ->
+
+hello(internal, #client_hello{cookie = Cookie} = Hello, #state{static_env = #static_env{role = server,
+ transport_cb = Transport,
+ socket = Socket},
+ protocol_specific = #{current_cookie_secret := Secret,
+ previous_cookie_secret := PSecret}
+ } = State0) ->
{ok, {IP, Port}} = dtls_socket:peername(Transport, Socket),
case dtls_handshake:cookie(Secret, IP, Port, Hello) of
Cookie ->
@@ -546,11 +554,12 @@ hello(internal, #client_hello{cookie = Cookie} = Hello,
end
end;
hello(internal, #server_hello{} = Hello,
- #state{connection_states = ConnectionStates0,
- negotiated_version = ReqVersion,
- role = client,
- renegotiation = {Renegotiation, _},
- ssl_options = SslOptions} = State) ->
+ #state{
+ static_env = #static_env{role = client},
+ connection_states = ConnectionStates0,
+ negotiated_version = ReqVersion,
+ renegotiation = {Renegotiation, _},
+ ssl_options = SslOptions} = State) ->
case dtls_handshake:hello(Hello, SslOptions, ConnectionStates0, Renegotiation) of
#alert{} = Alert ->
handle_own_alert(Alert, ReqVersion, ?FUNCTION_NAME, State);
@@ -658,9 +667,13 @@ connection(enter, _, State) ->
{keep_state, State};
connection(info, Event, State) ->
gen_info(Event, ?FUNCTION_NAME, State);
-connection(internal, #hello_request{}, #state{host = Host, port = Port,
+connection(internal, #hello_request{}, #state{static_env = #static_env{host = Host,
+ port = Port,
+ session_cache = Cache,
+ session_cache_cb = CacheCb
+ },
session = #session{own_certificate = Cert} = Session0,
- session_cache = Cache, session_cache_cb = CacheCb,
+
ssl_options = SslOpts,
connection_states = ConnectionStates0,
renegotiation = {Renegotiation, _}} = State0) ->
@@ -670,12 +683,15 @@ connection(internal, #hello_request{}, #state{host = Host, port = Port,
Version = Hello#client_hello.client_version,
HelloVersion = dtls_record:hello_version(Version, SslOpts#ssl_options.versions),
State1 = prepare_flight(State0),
- {State, Actions} = send_handshake(Hello, State1#state{negotiated_version = HelloVersion}),
- next_event(hello, no_record, State#state{flight_state = {retransmit, ?INITIAL_RETRANSMIT_TIMEOUT},
- session = Session0#session{session_id
- = Hello#client_hello.session_id}},
- Actions);
-connection(internal, #client_hello{} = Hello, #state{role = server, allow_renegotiate = true} = State) ->
+ {State2, Actions} = send_handshake(Hello, State1#state{negotiated_version = HelloVersion}),
+ {Record, State} =
+ next_record(
+ State2#state{flight_state = {retransmit, ?INITIAL_RETRANSMIT_TIMEOUT},
+ session = Session0#session{session_id
+ = Hello#client_hello.session_id}}),
+ next_event(hello, Record, State, Actions);
+connection(internal, #client_hello{} = Hello, #state{static_env = #static_env{role = server},
+ allow_renegotiate = true} = State) ->
%% Mitigate Computational DoS attack
%% http://www.educatedguesswork.org/2011/10/ssltls_and_computational_dos.html
%% http://www.thc.org/thc-ssl-dos/ Rather than disabling client
@@ -684,7 +700,8 @@ connection(internal, #client_hello{} = Hello, #state{role = server, allow_renego
erlang:send_after(?WAIT_TO_ALLOW_RENEGOTIATION, self(), allow_renegotiate),
{next_state, hello, State#state{allow_renegotiate = false, renegotiation = {true, peer}},
[{next_event, internal, Hello}]};
-connection(internal, #client_hello{}, #state{role = server, allow_renegotiate = false} = State0) ->
+connection(internal, #client_hello{}, #state{static_env = #static_env{role = server},
+ allow_renegotiate = false} = State0) ->
Alert = ?ALERT_REC(?WARNING, ?NO_RENEGOTIATION),
State1 = send_alert(Alert, State0),
{Record, State} = ssl_connection:prepare_connection(State1, ?MODULE),
@@ -739,29 +756,32 @@ initial_state(Role, Host, Port, Socket, {SSLOptions, SocketOptions, _}, User,
end,
Monitor = erlang:monitor(process, User),
-
- #state{socket_options = SocketOptions,
+ InitStatEnv = #static_env{
+ role = Role,
+ transport_cb = CbModule,
+ protocol_cb = ?MODULE,
+ data_tag = DataTag,
+ close_tag = CloseTag,
+ error_tag = ErrorTag,
+ host = Host,
+ port = Port,
+ socket = Socket,
+ session_cache_cb = SessionCacheCb
+ },
+
+ #state{static_env = InitStatEnv,
+ socket_options = SocketOptions,
%% We do not want to save the password in the state so that
%% could be written in the clear into error logs.
ssl_options = SSLOptions#ssl_options{password = undefined},
session = #session{is_resumable = new},
- transport_cb = CbModule,
- data_tag = DataTag,
- close_tag = CloseTag,
- error_tag = ErrorTag,
- role = Role,
- host = Host,
- port = Port,
- socket = Socket,
connection_states = ConnectionStates,
protocol_buffers = #protocol_buffers{},
user_application = {Monitor, User},
user_data_buffer = <<>>,
- session_cache_cb = SessionCacheCb,
renegotiation = {false, first},
allow_renegotiate = SSLOptions#ssl_options.client_renegotiation,
start_or_recv_from = undefined,
- protocol_cb = ?MODULE,
flight_buffer = new_flight(),
flight_state = {retransmit, ?INITIAL_RETRANSMIT_TIMEOUT}
}.
@@ -802,17 +822,19 @@ decode_cipher_text(#state{protocol_buffers = #protocol_buffers{dtls_cipher_texts
{Alert, State}
end.
-dtls_version(hello, Version, #state{role = server} = State) ->
+dtls_version(hello, Version, #state{static_env = #static_env{role = server}} = State) ->
State#state{negotiated_version = Version}; %%Inital version
dtls_version(_,_, State) ->
State.
handle_client_hello(#client_hello{client_version = ClientVersion} = Hello,
#state{connection_states = ConnectionStates0,
- port = Port, session = #session{own_certificate = Cert} = Session0,
+ static_env = #static_env{port = Port,
+ session_cache = Cache,
+ session_cache_cb = CacheCb},
+ session = #session{own_certificate = Cert} = Session0,
renegotiation = {Renegotiation, _},
- session_cache = Cache,
- session_cache_cb = CacheCb,
+
negotiated_protocol = CurrentProtocol,
key_algorithm = KeyExAlg,
ssl_options = SslOpts} = State0) ->
@@ -842,7 +864,7 @@ handle_client_hello(#client_hello{client_version = ClientVersion} = Hello,
%% raw data from socket, unpack records
handle_info({Protocol, _, _, _, Data}, StateName,
- #state{data_tag = Protocol} = State0) ->
+ #state{static_env = #static_env{data_tag = Protocol}} = State0) ->
case next_dtls_record(Data, StateName, State0) of
{Record, State} ->
next_event(StateName, Record, State);
@@ -851,10 +873,10 @@ handle_info({Protocol, _, _, _, Data}, StateName,
ssl_connection:stop({shutdown, own_alert}, State0)
end;
handle_info({CloseTag, Socket}, StateName,
- #state{socket = Socket,
+ #state{static_env = #static_env{socket = Socket,
+ close_tag = CloseTag},
socket_options = #socket_options{active = Active},
protocol_buffers = #protocol_buffers{dtls_cipher_texts = CTs},
- close_tag = CloseTag,
negotiated_version = Version} = State) ->
%% Note that as of DTLS 1.2 (TLS 1.1),
%% failure to properly close a connection no longer requires that a
@@ -907,8 +929,8 @@ handle_alerts([Alert | Alerts], {next_state, StateName, State}) ->
handle_alerts([Alert | Alerts], {next_state, StateName, State, _Actions}) ->
handle_alerts(Alerts, ssl_connection:handle_alert(Alert, StateName, State)).
-handle_own_alert(Alert, Version, StateName, #state{data_tag = udp,
- role = Role,
+handle_own_alert(Alert, Version, StateName, #state{static_env = #static_env{data_tag = udp,
+ role = Role},
ssl_options = Options} = State0) ->
case ignore_alert(Alert, State0) of
{true, State} ->
@@ -998,10 +1020,10 @@ next_flight(Flight) ->
change_cipher_spec => undefined,
handshakes_after_change_cipher_spec => []}.
-handle_flight_timer(#state{data_tag = udp,
+handle_flight_timer(#state{static_env = #static_env{data_tag = udp},
flight_state = {retransmit, Timeout}} = State) ->
start_retransmision_timer(Timeout, State);
-handle_flight_timer(#state{data_tag = udp,
+handle_flight_timer(#state{static_env = #static_env{data_tag = udp},
flight_state = connection} = State) ->
{State, []};
handle_flight_timer(State) ->
@@ -1017,8 +1039,8 @@ new_timeout(N) when N =< 30 ->
new_timeout(_) ->
60.
-send_handshake_flight(#state{socket = Socket,
- transport_cb = Transport,
+send_handshake_flight(#state{static_env = #static_env{socket = Socket,
+ transport_cb = Transport},
flight_buffer = #{handshakes := Flight,
change_cipher_spec := undefined},
negotiated_version = Version,
@@ -1029,8 +1051,8 @@ send_handshake_flight(#state{socket = Socket,
send(Transport, Socket, Encoded),
{State0#state{connection_states = ConnectionStates}, []};
-send_handshake_flight(#state{socket = Socket,
- transport_cb = Transport,
+send_handshake_flight(#state{static_env = #static_env{socket = Socket,
+ transport_cb = Transport},
flight_buffer = #{handshakes := [_|_] = Flight0,
change_cipher_spec := ChangeCipher,
handshakes_after_change_cipher_spec := []},
@@ -1043,8 +1065,8 @@ send_handshake_flight(#state{socket = Socket,
send(Transport, Socket, [HsBefore, EncChangeCipher]),
{State0#state{connection_states = ConnectionStates}, []};
-send_handshake_flight(#state{socket = Socket,
- transport_cb = Transport,
+send_handshake_flight(#state{static_env = #static_env{socket = Socket,
+ transport_cb = Transport},
flight_buffer = #{handshakes := [_|_] = Flight0,
change_cipher_spec := ChangeCipher,
handshakes_after_change_cipher_spec := Flight1},
@@ -1059,8 +1081,8 @@ send_handshake_flight(#state{socket = Socket,
send(Transport, Socket, [HsBefore, EncChangeCipher, HsAfter]),
{State0#state{connection_states = ConnectionStates}, []};
-send_handshake_flight(#state{socket = Socket,
- transport_cb = Transport,
+send_handshake_flight(#state{static_env = #static_env{socket = Socket,
+ transport_cb = Transport},
flight_buffer = #{handshakes := [],
change_cipher_spec := ChangeCipher,
handshakes_after_change_cipher_spec := Flight1},
@@ -1117,10 +1139,10 @@ log_ignore_alert(false, _, _,_) ->
ok.
send_application_data(Data, From, _StateName,
- #state{socket = Socket,
+ #state{static_env = #static_env{socket = Socket,
+ protocol_cb = Connection,
+ transport_cb = Transport},
negotiated_version = Version,
- protocol_cb = Connection,
- transport_cb = Transport,
connection_states = ConnectionStates0,
ssl_options = #ssl_options{renegotiate_at = RenegotiateAt}} = State0) ->
diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl
index 4b406b4c1e..bab13211df 100644
--- a/lib/ssl/src/ssl_connection.erl
+++ b/lib/ssl/src/ssl_connection.erl
@@ -335,8 +335,8 @@ prf(ConnectionPid, Secret, Label, Seed, WantedLength) ->
%% Alert and close handling
%%====================================================================
handle_own_alert(Alert, _, StateName,
- #state{role = Role,
- protocol_cb = Connection,
+ #state{static_env = #static_env{role = Role,
+ protocol_cb = Connection},
ssl_options = SslOpts} = State) ->
try %% Try to tell the other side
send_alert(Alert, StateName, State)
@@ -351,31 +351,39 @@ handle_own_alert(Alert, _, StateName,
end,
stop({shutdown, own_alert}, State).
-handle_normal_shutdown(Alert, _, #state{socket = Socket,
- transport_cb = Transport,
- protocol_cb = Connection,
+handle_normal_shutdown(Alert, _, #state{static_env = #static_env{role = Role,
+ socket = Socket,
+ transport_cb = Transport,
+ protocol_cb = Connection,
+ tracker = Tracker},
start_or_recv_from = StartFrom,
- tracker = Tracker,
- role = Role, renegotiation = {false, first}} = State) ->
+ 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,
- transport_cb = Transport,
- protocol_cb = Connection,
- user_application = {_Mon, Pid},
- tracker = Tracker,
- start_or_recv_from = RecvFrom, role = Role} = State) ->
+handle_normal_shutdown(Alert, StateName, #state{static_env = #static_env{role = Role,
+ socket = Socket,
+ transport_cb = Transport,
+ protocol_cb = Connection,
+ tracker = Tracker},
+ socket_options = Opts,
+ user_application = {_Mon, Pid},
+ start_or_recv_from = RecvFrom} = 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) ->
+ #state{static_env = #static_env{role = Role,
+ socket = Socket,
+ host = Host,
+ port = Port,
+ tracker = Tracker,
+ transport_cb = Transport,
+ protocol_cb = Connection},
+ ssl_options = SslOpts,
+ start_or_recv_from = From,
+ session = Session, user_application = {_Mon, Pid},
+ socket_options = Opts} = State) ->
invalidate_session(Role, Host, Port, Session),
log_alert(SslOpts#ssl_options.log_alert, Role, Connection:protocol_name(),
StateName, Alert#alert{role = opposite_role(Role)}),
@@ -389,7 +397,9 @@ 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,
+ #state{static_env = #static_env{role = Role,
+ protocol_cb = Connection},
+ ssl_options = SslOpts,
renegotiation = {true, internal}} = State) ->
log_alert(SslOpts#ssl_options.log_alert, Role,
Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}),
@@ -397,9 +407,11 @@ handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert,
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) ->
+ #state{static_env = #static_env{role = Role,
+ protocol_cb = Connection},
+ ssl_options = SslOpts,
+ renegotiation = {true, From}
+ } = State0) ->
log_alert(SslOpts#ssl_options.log_alert, Role,
Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}),
gen_statem:reply(From, {error, renegotiation_rejected}),
@@ -407,9 +419,11 @@ handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert,
Connection:next_event(connection, no_record, State#state{renegotiation = undefined});
handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert, StateName,
- #state{role = Role,
- ssl_options = SslOpts, renegotiation = {true, From},
- protocol_cb = Connection} = State0) ->
+ #state{static_env = #static_env{role = Role,
+ protocol_cb = Connection},
+ ssl_options = SslOpts,
+ renegotiation = {true, From}
+ } = State0) ->
log_alert(SslOpts#ssl_options.log_alert, Role,
Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}),
gen_statem:reply(From, {error, renegotiation_rejected}),
@@ -419,7 +433,9 @@ handle_alert(#alert{level = ?WARNING, description = ?NO_RENEGOTIATION} = Alert,
%% Gracefully log and ignore all other warning alerts
handle_alert(#alert{level = ?WARNING} = Alert, StateName,
- #state{ssl_options = SslOpts, protocol_cb = Connection, role = Role} = State) ->
+ #state{static_env = #static_env{role = Role,
+ protocol_cb = Connection},
+ ssl_options = SslOpts} = State) ->
log_alert(SslOpts#ssl_options.log_alert, Role,
Connection:protocol_name(), StateName, Alert#alert{role = opposite_role(Role)}),
Connection:next_event(StateName, no_record, State).
@@ -427,7 +443,6 @@ handle_alert(#alert{level = ?WARNING} = Alert, StateName,
%%====================================================================
%% Data handling
%%====================================================================
-
passive_receive(State0 = #state{user_data_buffer = Buffer}, StateName, Connection) ->
case Buffer of
<<>> ->
@@ -442,16 +457,16 @@ passive_receive(State0 = #state{user_data_buffer = Buffer}, StateName, Connectio
end
end.
-read_application_data(Data, #state{user_application = {_Mon, Pid},
- socket = Socket,
- protocol_cb = Connection,
- transport_cb = Transport,
+read_application_data(Data, #state{static_env = #static_env{socket = Socket,
+ protocol_cb = Connection,
+ transport_cb = Transport,
+ tracker = Tracker},
+ user_application = {_Mon, Pid},
socket_options = SOpts,
bytes_to_read = BytesToRead,
start_or_recv_from = RecvFrom,
timer = Timer,
- user_data_buffer = Buffer0,
- tracker = Tracker} = State0) ->
+ user_data_buffer = Buffer0} = State0) ->
Buffer1 = if
Buffer0 =:= <<>> -> Data;
Data =:= <<>> -> Buffer0;
@@ -500,7 +515,7 @@ read_application_data(Data, #state{user_application = {_Mon, Pid},
end.
dist_app_data(ClientData, #state{erl_dist_data = #{dist_handle := undefined,
- dist_buffer := DistBuff} = DistData} = State) ->
+ dist_buffer := DistBuff} = DistData} = State) ->
{no_record, 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,
@@ -573,7 +588,7 @@ handle_session(#server_hello{cipher_suite = CipherSuite,
ssl_config(Opts, Role, State) ->
ssl_config(Opts, Role, State, new).
-ssl_config(Opts, Role, State0, Type) ->
+ssl_config(Opts, Role, #state{static_env = InitStatEnv0} =State0, Type) ->
{ok, #{cert_db_ref := Ref,
cert_db_handle := CertDbHandle,
fileref_db_handle := FileRefHandle,
@@ -585,13 +600,16 @@ ssl_config(Opts, Role, State0, Type) ->
ssl_config:init(Opts, Role),
TimeStamp = erlang:monotonic_time(),
Session = State0#state.session,
+
State = State0#state{session = Session#session{own_certificate = OwnCert,
time_stamp = TimeStamp},
- file_ref_db = FileRefHandle,
- cert_db_ref = Ref,
- cert_db = CertDbHandle,
- crl_db = CRLDbHandle,
- session_cache = CacheHandle,
+ static_env = InitStatEnv0#static_env{
+ file_ref_db = FileRefHandle,
+ cert_db_ref = Ref,
+ cert_db = CertDbHandle,
+ crl_db = CRLDbHandle,
+ session_cache = CacheHandle
+ },
private_key = Key,
diffie_hellman_params = DHParams,
ssl_options = Opts},
@@ -618,7 +636,8 @@ init({call, From}, {start, Timeout}, State0, Connection) ->
Timer = start_or_recv_cancel_timer(Timeout, From),
Connection:next_event(hello, no_record, State0#state{start_or_recv_from = From, timer = Timer});
init({call, From}, {start, {Opts, EmOpts}, Timeout},
- #state{role = Role, ssl_options = OrigSSLOptions,
+ #state{static_env = #static_env{role = Role},
+ ssl_options = OrigSSLOptions,
socket_options = SockOpts} = State0, Connection) ->
try
SslOpts = ssl:handle_options(Opts, OrigSSLOptions),
@@ -666,10 +685,11 @@ user_hello({call, From}, cancel, #state{negotiated_version = Version} = State, _
gen_statem:reply(From, ok),
handle_own_alert(?ALERT_REC(?FATAL, ?USER_CANCELED, user_canceled),
Version, ?FUNCTION_NAME, State);
-user_hello({call, From}, {handshake_continue, NewOptions, Timeout}, #state{hello = Hello,
- role = Role,
- start_or_recv_from = RecvFrom,
- ssl_options = Options0} = State0, _Connection) ->
+user_hello({call, From}, {handshake_continue, NewOptions, Timeout},
+ #state{hello = Hello,
+ static_env = #static_env{role = Role},
+ start_or_recv_from = RecvFrom,
+ ssl_options = Options0} = State0, _Connection) ->
Timer = start_or_recv_cancel_timer(Timeout, RecvFrom),
Options = ssl:handle_options(NewOptions, Options0#ssl_options{handshake = full}),
State = ssl_config(Options, Role, State0, continue),
@@ -688,7 +708,7 @@ user_hello(_, _, _, _) ->
abbreviated({call, From}, Msg, State, Connection) ->
handle_call(Msg, From, ?FUNCTION_NAME, State, Connection);
abbreviated(internal, #finished{verify_data = Data} = Finished,
- #state{role = server,
+ #state{static_env = #static_env{role = server},
negotiated_version = Version,
expecting_finished = true,
tls_handshake_history = Handshake,
@@ -708,7 +728,8 @@ abbreviated(internal, #finished{verify_data = Data} = Finished,
handle_own_alert(Alert, Version, ?FUNCTION_NAME, State0)
end;
abbreviated(internal, #finished{verify_data = Data} = Finished,
- #state{role = client, tls_handshake_history = Handshake0,
+ #state{static_env = #static_env{role = client},
+ tls_handshake_history = Handshake0,
session = #session{master_secret = MasterSecret},
negotiated_version = Version,
connection_states = ConnectionStates0} = State0, Connection) ->
@@ -729,7 +750,8 @@ abbreviated(internal, #finished{verify_data = Data} = Finished,
%% only allowed to send next_protocol message after change cipher spec
%% & before finished message and it is not allowed during renegotiation
abbreviated(internal, #next_protocol{selected_protocol = SelectedProtocol},
- #state{role = server, expecting_next_protocol_negotiation = true} = State,
+ #state{static_env = #static_env{role = server},
+ expecting_next_protocol_negotiation = true} = State,
Connection) ->
Connection:next_event(?FUNCTION_NAME, no_record,
State#state{negotiated_protocol = SelectedProtocol,
@@ -759,32 +781,34 @@ certify({call, From}, Msg, State, Connection) ->
certify(info, Msg, State, _) ->
handle_info(Msg, ?FUNCTION_NAME, State);
certify(internal, #certificate{asn1_certificates = []},
- #state{role = server, negotiated_version = Version,
+ #state{static_env = #static_env{role = server},
+ negotiated_version = Version,
ssl_options = #ssl_options{verify = verify_peer,
fail_if_no_peer_cert = true}} =
State, _) ->
Alert = ?ALERT_REC(?FATAL,?HANDSHAKE_FAILURE),
handle_own_alert(Alert, Version, ?FUNCTION_NAME, State);
certify(internal, #certificate{asn1_certificates = []},
- #state{role = server,
+ #state{static_env = #static_env{role = server},
ssl_options = #ssl_options{verify = verify_peer,
fail_if_no_peer_cert = false}} =
State0, Connection) ->
Connection:next_event(?FUNCTION_NAME, no_record, State0#state{client_certificate_requested = false});
certify(internal, #certificate{},
- #state{role = server,
+ #state{static_env = #static_env{role = server},
negotiated_version = Version,
ssl_options = #ssl_options{verify = verify_none}} =
State, _) ->
Alert = ?ALERT_REC(?FATAL,?UNEXPECTED_MESSAGE, unrequested_certificate),
handle_own_alert(Alert, Version, ?FUNCTION_NAME, State);
certify(internal, #certificate{} = Cert,
- #state{negotiated_version = Version,
- role = Role,
- host = Host,
- cert_db = CertDbHandle,
- cert_db_ref = CertDbRef,
- crl_db = CRLDbInfo,
+ #state{static_env = #static_env{
+ role = Role,
+ host = Host,
+ cert_db = CertDbHandle,
+ cert_db_ref = CertDbRef,
+ crl_db = CRLDbInfo},
+ negotiated_version = Version,
ssl_options = Opts} = State, Connection) ->
case ssl_handshake:certify(Cert, CertDbHandle, CertDbRef,
Opts, CRLDbInfo, Role, Host) of
@@ -795,7 +819,8 @@ certify(internal, #certificate{} = Cert,
handle_own_alert(Alert, Version, ?FUNCTION_NAME, State)
end;
certify(internal, #server_key_exchange{exchange_keys = Keys},
- #state{role = client, negotiated_version = Version,
+ #state{static_env = #static_env{role = client},
+ negotiated_version = Version,
key_algorithm = Alg,
public_key_info = PubKeyInfo,
session = Session,
@@ -829,7 +854,8 @@ certify(internal, #server_key_exchange{exchange_keys = Keys},
end
end;
certify(internal, #certificate_request{},
- #state{role = client, negotiated_version = Version,
+ #state{static_env = #static_env{role = client},
+ negotiated_version = Version,
key_algorithm = Alg} = State, _)
when Alg == dh_anon; Alg == ecdh_anon;
Alg == psk; Alg == dhe_psk; Alg == ecdhe_psk; Alg == rsa_psk;
@@ -837,17 +863,17 @@ certify(internal, #certificate_request{},
handle_own_alert(?ALERT_REC(?FATAL, ?HANDSHAKE_FAILURE),
Version, ?FUNCTION_NAME, State);
certify(internal, #certificate_request{},
- #state{session = #session{own_certificate = undefined},
- role = client} = State, Connection) ->
+ #state{static_env = #static_env{role = client},
+ session = #session{own_certificate = undefined}} = State, Connection) ->
%% The client does not have a certificate and will send an empty reply, the server may fail
%% or accept the connection by its own preference. No signature algorihms needed as there is
%% no certificate to verify.
Connection:next_event(?FUNCTION_NAME, no_record, State#state{client_certificate_requested = true});
certify(internal, #certificate_request{} = CertRequest,
- #state{session = #session{own_certificate = Cert},
- role = client,
- ssl_options = #ssl_options{signature_algs = SupportedHashSigns},
- negotiated_version = Version} = State, Connection) ->
+ #state{static_env = #static_env{role = client},
+ session = #session{own_certificate = Cert},
+ ssl_options = #ssl_options{signature_algs = SupportedHashSigns},
+ negotiated_version = Version} = State, Connection) ->
case ssl_handshake:select_hashsign(CertRequest, Cert, SupportedHashSigns, ssl:tls_version(Version)) of
#alert {} = Alert ->
handle_own_alert(Alert, Version, ?FUNCTION_NAME, State);
@@ -858,12 +884,12 @@ certify(internal, #certificate_request{} = CertRequest,
end;
%% PSK and RSA_PSK might bypass the Server-Key-Exchange
certify(internal, #server_hello_done{},
- #state{session = #session{master_secret = undefined},
+ #state{static_env = #static_env{role = client},
+ session = #session{master_secret = undefined},
negotiated_version = Version,
psk_identity = PSKIdentity,
ssl_options = #ssl_options{user_lookup_fun = PSKLookup},
premaster_secret = undefined,
- role = client,
key_algorithm = Alg} = State0, Connection)
when Alg == psk ->
case ssl_handshake:premaster_secret({Alg, PSKIdentity}, PSKLookup) of
@@ -875,12 +901,12 @@ certify(internal, #server_hello_done{},
client_certify_and_key_exchange(State, Connection)
end;
certify(internal, #server_hello_done{},
- #state{session = #session{master_secret = undefined},
+ #state{static_env = #static_env{role = client},
+ session = #session{master_secret = undefined},
ssl_options = #ssl_options{user_lookup_fun = PSKLookup},
negotiated_version = {Major, Minor} = Version,
psk_identity = PSKIdentity,
premaster_secret = undefined,
- role = client,
key_algorithm = Alg} = State0, Connection)
when Alg == rsa_psk ->
Rand = ssl_cipher:random_bytes(?NUM_OF_PREMASTERSECRET_BYTES-2),
@@ -896,11 +922,11 @@ certify(internal, #server_hello_done{},
end;
%% Master secret was determined with help of server-key exchange msg
certify(internal, #server_hello_done{},
- #state{session = #session{master_secret = MasterSecret} = Session,
+ #state{static_env = #static_env{role = client},
+ session = #session{master_secret = MasterSecret} = Session,
connection_states = ConnectionStates0,
negotiated_version = Version,
- premaster_secret = undefined,
- role = client} = State0, Connection) ->
+ premaster_secret = undefined} = State0, Connection) ->
case ssl_handshake:master_secret(ssl:tls_version(Version), Session,
ConnectionStates0, client) of
{MasterSecret, ConnectionStates} ->
@@ -911,11 +937,11 @@ certify(internal, #server_hello_done{},
end;
%% Master secret is calculated from premaster_secret
certify(internal, #server_hello_done{},
- #state{session = Session0,
+ #state{static_env = #static_env{role = client},
+ session = Session0,
connection_states = ConnectionStates0,
negotiated_version = Version,
- premaster_secret = PremasterSecret,
- role = client} = State0, Connection) ->
+ premaster_secret = PremasterSecret} = State0, Connection) ->
case ssl_handshake:master_secret(ssl:tls_version(Version), PremasterSecret,
ConnectionStates0, client) of
{MasterSecret, ConnectionStates} ->
@@ -927,7 +953,7 @@ certify(internal, #server_hello_done{},
handle_own_alert(Alert, Version, ?FUNCTION_NAME, State0)
end;
certify(internal = Type, #client_key_exchange{} = Msg,
- #state{role = server,
+ #state{static_env = #static_env{role = server},
client_certificate_requested = true,
ssl_options = #ssl_options{fail_if_no_peer_cert = true}} = State,
Connection) ->
@@ -957,7 +983,7 @@ cipher(info, Msg, State, _) ->
handle_info(Msg, ?FUNCTION_NAME, State);
cipher(internal, #certificate_verify{signature = Signature,
hashsign_algorithm = CertHashSign},
- #state{role = server,
+ #state{static_env = #static_env{role = server},
key_algorithm = KexAlg,
public_key_info = PublicKeyInfo,
negotiated_version = Version,
@@ -978,16 +1004,17 @@ cipher(internal, #certificate_verify{signature = Signature,
end;
%% client must send a next protocol message if we are expecting it
cipher(internal, #finished{},
- #state{role = server, expecting_next_protocol_negotiation = true,
+ #state{static_env = #static_env{role = server},
+ expecting_next_protocol_negotiation = true,
negotiated_protocol = undefined, negotiated_version = Version} = State0,
_Connection) ->
handle_own_alert(?ALERT_REC(?FATAL,?UNEXPECTED_MESSAGE), Version, ?FUNCTION_NAME, State0);
cipher(internal, #finished{verify_data = Data} = Finished,
- #state{negotiated_version = Version,
- host = Host,
- port = Port,
- role = Role,
- expecting_finished = true,
+ #state{static_env = #static_env{role = Role,
+ host = Host,
+ port = Port},
+ negotiated_version = Version,
+ expecting_finished = true,
session = #session{master_secret = MasterSecret}
= Session0,
ssl_options = SslOpts,
@@ -1007,12 +1034,13 @@ cipher(internal, #finished{verify_data = Data} = Finished,
%% only allowed to send next_protocol message after change cipher spec
%% & before finished message and it is not allowed during renegotiation
cipher(internal, #next_protocol{selected_protocol = SelectedProtocol},
- #state{role = server, expecting_next_protocol_negotiation = true,
- expecting_finished = true} = State, Connection) ->
- Connection:next_event(?FUNCTION_NAME, no_record,
- State#state{expecting_next_protocol_negotiation = false,
- negotiated_protocol = SelectedProtocol
- });
+ #state{static_env = #static_env{role = server},
+ expecting_next_protocol_negotiation = true,
+ expecting_finished = true} = State0, Connection) ->
+ {Record, State} =
+ Connection:next_record(State0#state{negotiated_protocol = SelectedProtocol}),
+ Connection:next_event(?FUNCTION_NAME, Record,
+ State#state{expecting_next_protocol_negotiation = false});
cipher(internal, #change_cipher_spec{type = <<1>>}, #state{connection_states = ConnectionStates0} =
State, Connection) ->
ConnectionStates =
@@ -1029,13 +1057,15 @@ cipher(Type, Msg, State, Connection) ->
gen_statem:state_function_result().
%%--------------------------------------------------------------------
connection({call, RecvFrom}, {recv, N, Timeout},
- #state{protocol_cb = Connection, socket_options =
- #socket_options{active = false}} = State0, Connection) ->
+ #state{static_env = #static_env{protocol_cb = Connection},
+ socket_options =
+ #socket_options{active = false}} = State0, Connection) ->
Timer = start_or_recv_cancel_timer(Timeout, RecvFrom),
passive_receive(State0#state{bytes_to_read = N,
start_or_recv_from = RecvFrom,
timer = Timer}, ?FUNCTION_NAME, Connection);
-connection({call, From}, renegotiate, #state{protocol_cb = Connection} = State,
+
+connection({call, From}, renegotiate, #state{static_env = #static_env{protocol_cb = Connection}} = State,
Connection) ->
Connection:renegotiate(State#state{renegotiation = {true, From}}, []);
connection({call, From}, peer_certificate,
@@ -1056,7 +1086,7 @@ connection({call, From}, negotiated_protocol,
[{reply, From, {ok, SelectedProtocol}}]);
connection({call, From}, Msg, State, Connection) ->
handle_call(Msg, From, ?FUNCTION_NAME, State, Connection);
-connection(cast, {internal_renegotiate, WriteState}, #state{protocol_cb = Connection,
+connection(cast, {internal_renegotiate, WriteState}, #state{static_env = #static_env{protocol_cb = Connection},
connection_states = ConnectionStates}
= State, Connection) ->
Connection:renegotiate(State#state{renegotiation = {true, internal},
@@ -1086,7 +1116,8 @@ connection(Type, Msg, State, Connection) ->
gen_statem:state_function_result().
%%--------------------------------------------------------------------
downgrade(internal, #alert{description = ?CLOSE_NOTIFY},
- #state{transport_cb = Transport, socket = Socket,
+ #state{static_env = #static_env{transport_cb = Transport,
+ socket = Socket},
downgrade = {Pid, From}} = State, _) ->
tls_socket:setopts(Transport, Socket, [{active, false}, {packet, 0}, {mode, binary}]),
Transport:controlling_process(Socket, Pid),
@@ -1095,9 +1126,9 @@ downgrade(internal, #alert{description = ?CLOSE_NOTIFY},
downgrade(timeout, downgrade, #state{downgrade = {_, From}} = State, _) ->
gen_statem:reply(From, {error, timeout}),
stop(normal, State);
-downgrade(
- info, {CloseTag, Socket},
- #state{socket = Socket, close_tag = CloseTag, downgrade = {_, From}} =
+downgrade(info, {CloseTag, Socket},
+ #state{static_env = #static_env{socket = Socket,
+ close_tag = CloseTag}, downgrade = {_, From}} =
State, _) ->
gen_statem:reply(From, {error, CloseTag}),
stop(normal, State);
@@ -1109,10 +1140,11 @@ downgrade(Type, Event, State, Connection) ->
%% common or unexpected events for the state.
%%--------------------------------------------------------------------
handle_common_event(internal, {handshake, {#hello_request{} = Handshake, _}}, connection = StateName,
- #state{role = client} = State, _) ->
+ #state{static_env = #static_env{role = client}} = State, _) ->
%% Should not be included in handshake history
{next_state, StateName, State#state{renegotiation = {true, peer}}, [{next_event, internal, Handshake}]};
-handle_common_event(internal, {handshake, {#hello_request{}, _}}, StateName, #state{role = client}, _)
+handle_common_event(internal, {handshake, {#hello_request{}, _}}, StateName,
+ #state{static_env = #static_env{role = client}}, _)
when StateName =/= connection ->
{keep_state_and_data};
handle_common_event(internal, {handshake, {Handshake, Raw}}, StateName,
@@ -1174,11 +1206,10 @@ handle_call({close, _} = Close, From, StateName, State, _Connection) ->
{shutdown, normal},
{reply, From, Result}, State#state{terminated = true});
handle_call({shutdown, read_write = How}, From, StateName,
- #state{transport_cb = Transport,
- socket = Socket} = State, _) ->
-
+ #state{static_env = #static_env{transport_cb = Transport,
+ socket = Socket}} = State, _) ->
try send_alert(?ALERT_REC(?WARNING, ?CLOSE_NOTIFY),
- StateName, State) of
+ StateName, State) of
_ ->
case Transport:shutdown(Socket, How) of
ok ->
@@ -1191,8 +1222,8 @@ handle_call({shutdown, read_write = How}, From, StateName,
Return
end;
handle_call({shutdown, How0}, From, StateName,
- #state{transport_cb = Transport,
- socket = Socket} = State, _) ->
+ #state{static_env = #static_env{transport_cb = Transport,
+ socket = Socket}} = State, _) ->
case Transport:shutdown(Socket, How0) of
ok ->
{next_state, StateName, State, [{reply, From, ok}]};
@@ -1217,15 +1248,16 @@ handle_call({new_user, User}, From, StateName,
{next_state, StateName, State#state{user_application = {NewMon,User}},
[{reply, From, ok}]};
handle_call({get_opts, OptTags}, From, _,
- #state{socket = Socket,
- transport_cb = Transport,
+ #state{static_env = #static_env{socket = Socket,
+ transport_cb = Transport},
socket_options = SockOpts}, Connection) ->
OptsReply = get_socket_opts(Connection, Transport, Socket, OptTags, SockOpts, []),
{keep_state_and_data, [{reply, From, OptsReply}]};
handle_call({set_opts, Opts0}, From, StateName,
- #state{socket_options = Opts1,
- socket = Socket,
- transport_cb = Transport} = State0, Connection) ->
+ #state{static_env = #static_env{socket = Socket,
+ transport_cb = Transport},
+ socket_options = Opts1
+ } = State0, Connection) ->
{Reply, Opts} = set_socket_opts(Connection, Transport, Socket, Opts0, Opts1, []),
State = State0#state{socket_options = Opts},
handle_active_option(Opts#socket_options.active, StateName, From, Reply, State);
@@ -1266,18 +1298,21 @@ handle_call(_,_,_,_,_) ->
{keep_state_and_data, [postpone]}.
handle_info({ErrorTag, Socket, econnaborted}, StateName,
- #state{socket = Socket, transport_cb = Transport,
- protocol_cb = Connection,
- start_or_recv_from = StartFrom, role = Role,
- error_tag = ErrorTag,
- tracker = Tracker} = State) when StateName =/= connection ->
+ #state{static_env = #static_env{role = Role,
+ socket = Socket,
+ transport_cb = Transport,
+ error_tag = ErrorTag,
+ tracker = Tracker,
+ protocol_cb = Connection},
+ start_or_recv_from = StartFrom
+ } = State) when StateName =/= connection ->
Pids = Connection:pids(State),
alert_user(Pids, Transport, Tracker,Socket,
StartFrom, ?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), Role, Connection),
stop(normal, State);
-handle_info({ErrorTag, Socket, Reason}, StateName, #state{socket = Socket,
- error_tag = ErrorTag} = State) ->
+handle_info({ErrorTag, Socket, Reason}, StateName, #state{static_env = #static_env{socket = Socket,
+ error_tag = ErrorTag}} = State) ->
Report = io_lib:format("SSL: Socket error: ~p ~n", [Reason]),
error_logger:error_report(Report),
handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State),
@@ -1298,10 +1333,10 @@ handle_info({'EXIT', Pid, _Reason}, StateName,
%%% So that terminate will be run when supervisor issues shutdown
handle_info({'EXIT', _Sup, shutdown}, _StateName, State) ->
stop(shutdown, State);
-handle_info({'EXIT', Socket, normal}, _StateName, #state{socket = Socket} = State) ->
+handle_info({'EXIT', Socket, normal}, _StateName, #state{static_env = #static_env{socket = Socket}} = State) ->
%% Handle as transport close"
stop({shutdown, transport_closed}, State);
-handle_info({'EXIT', Socket, Reason}, _StateName, #state{socket = Socket} = State) ->
+handle_info({'EXIT', Socket, Reason}, _StateName, #state{static_env = #static_env{socket = Socket}} = State) ->
stop({shutdown, Reason}, State);
handle_info(allow_renegotiate, StateName, State) ->
@@ -1321,7 +1356,7 @@ handle_info({cancel_start_or_recv, RecvFrom}, StateName,
handle_info({cancel_start_or_recv, _RecvFrom}, StateName, State) ->
{next_state, StateName, State#state{timer = undefined}};
-handle_info(Msg, StateName, #state{socket = Socket, error_tag = Tag} = State) ->
+handle_info(Msg, StateName, #state{static_env = #static_env{socket = Socket, error_tag = Tag}} = State) ->
Report = io_lib:format("SSL: Got unexpected info: ~p ~n", [{Msg, Tag, Socket}]),
error_logger:info_report(Report),
{next_state, StateName, State}.
@@ -1338,14 +1373,15 @@ terminate(_, _, #state{terminated = true}) ->
%% before run by gen_statem which will end up here
ok;
terminate({shutdown, transport_closed} = Reason,
- _StateName, #state{protocol_cb = Connection,
- socket = Socket, transport_cb = Transport} = State) ->
+ _StateName, #state{static_env = #static_env{protocol_cb = Connection,
+ socket = Socket,
+ transport_cb = Transport}} = State) ->
handle_trusted_certs_db(State),
Connection:close(Reason, Socket, Transport, undefined, undefined);
terminate({shutdown, own_alert}, _StateName, #state{
- protocol_cb = Connection,
- socket = Socket,
- transport_cb = Transport} = State) ->
+ static_env = #static_env{protocol_cb = Connection,
+ socket = Socket,
+ transport_cb = Transport}} = State) ->
handle_trusted_certs_db(State),
case application:get_env(ssl, alert_timeout) of
{ok, Timeout} when is_integer(Timeout) ->
@@ -1353,23 +1389,27 @@ terminate({shutdown, own_alert}, _StateName, #state{
_ ->
Connection:close({timeout, ?DEFAULT_TIMEOUT}, Socket, Transport, undefined, undefined)
end;
-terminate(downgrade = Reason, connection, #state{protocol_cb = Connection,
- transport_cb = Transport, socket = Socket
- } = State) ->
+terminate(downgrade = Reason, connection, #state{static_env = #static_env{protocol_cb = Connection,
+ transport_cb = Transport,
+ socket = Socket}
+ } = State) ->
handle_trusted_certs_db(State),
Connection:close(Reason, Socket, Transport, undefined, undefined);
-terminate(Reason, connection, #state{protocol_cb = Connection,
+terminate(Reason, connection, #state{static_env = #static_env{
+ protocol_cb = Connection,
+ transport_cb = Transport,
+ socket = Socket},
connection_states = ConnectionStates,
- ssl_options = #ssl_options{padding_check = Check},
- transport_cb = Transport, socket = Socket
+ ssl_options = #ssl_options{padding_check = Check}
} = State) ->
handle_trusted_certs_db(State),
Alert = terminate_alert(Reason),
%% Send the termination ALERT if possible
- catch (Connection:send_alert_in_connection(Alert, State)),
+ catch (ok = Connection:send_alert_in_connection(Alert, State)),
Connection:close({timeout, ?DEFAULT_TIMEOUT}, Socket, Transport, ConnectionStates, Check);
-terminate(Reason, _StateName, #state{transport_cb = Transport, protocol_cb = Connection,
- socket = Socket
+terminate(Reason, _StateName, #state{static_env = #static_env{transport_cb = Transport,
+ protocol_cb = Connection,
+ socket = Socket}
} = State) ->
handle_trusted_certs_db(State),
Connection:close(Reason, Socket, Transport, undefined, undefined).
@@ -1403,15 +1443,15 @@ format_status(terminate, [_, StateName, State]) ->
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
-send_alert(Alert, connection, #state{protocol_cb = Connection} = State) ->
+send_alert(Alert, connection, #state{static_env = #static_env{protocol_cb = Connection}} = State) ->
Connection:send_alert_in_connection(Alert, State);
-send_alert(Alert, _, #state{protocol_cb = Connection} = State) ->
+send_alert(Alert, _, #state{static_env = #static_env{protocol_cb = Connection}} = State) ->
Connection:send_alert(Alert, State).
-connection_info(#state{sni_hostname = SNIHostname,
- session = #session{session_id = SessionId,
+connection_info(#state{static_env = #static_env{protocol_cb = Connection},
+ sni_hostname = SNIHostname,
+ session = #session{session_id = SessionId,
cipher_suite = CipherSuite, ecc = ECCCurve},
- protocol_cb = Connection,
negotiated_version = {_,_} = Version,
ssl_options = Opts}) ->
RecordCB = record_cb(Connection),
@@ -1532,9 +1572,10 @@ handle_peer_cert_key(client, _,
handle_peer_cert_key(_, _, _, _, State) ->
State.
-certify_client(#state{client_certificate_requested = true, role = client,
- cert_db = CertDbHandle,
- cert_db_ref = CertDbRef,
+certify_client(#state{static_env = #static_env{role = client,
+ cert_db = CertDbHandle,
+ cert_db_ref = CertDbRef},
+ client_certificate_requested = true,
session = #session{own_certificate = OwnCert}}
= State, Connection) ->
Certificate = ssl_handshake:certificate(OwnCert, CertDbHandle, CertDbRef, client),
@@ -1542,7 +1583,8 @@ certify_client(#state{client_certificate_requested = true, role = client,
certify_client(#state{client_certificate_requested = false} = State, _) ->
State.
-verify_client_cert(#state{client_certificate_requested = true, role = client,
+verify_client_cert(#state{static_env = #static_env{role = client},
+ client_certificate_requested = true,
negotiated_version = Version,
private_key = PrivateKey,
session = #session{master_secret = MasterSecret,
@@ -1662,8 +1704,8 @@ certify_server(#state{key_algorithm = Algo} = State, _) when Algo == dh_anon;
Algo == ecdhe_psk;
Algo == srp_anon ->
State;
-certify_server(#state{cert_db = CertDbHandle,
- cert_db_ref = CertDbRef,
+certify_server(#state{static_env = #static_env{cert_db = CertDbHandle,
+ cert_db_ref = CertDbRef},
session = #session{own_certificate = OwnCert}} = State, Connection) ->
case ssl_handshake:certificate(OwnCert, CertDbHandle, CertDbRef, server) of
Cert = #certificate{} ->
@@ -1672,9 +1714,9 @@ certify_server(#state{cert_db = CertDbHandle,
throw(Alert)
end.
-key_exchange(#state{role = server, key_algorithm = rsa} = State,_) ->
+key_exchange(#state{static_env = #static_env{role = server}, key_algorithm = rsa} = State,_) ->
State;
-key_exchange(#state{role = server, key_algorithm = Algo,
+key_exchange(#state{static_env = #static_env{role = server}, key_algorithm = Algo,
hashsign_algorithm = HashSignAlgo,
diffie_hellman_params = #'DHParameter'{} = Params,
private_key = PrivateKey,
@@ -1695,12 +1737,14 @@ key_exchange(#state{role = server, key_algorithm = Algo,
PrivateKey}),
State = Connection:queue_handshake(Msg, State0),
State#state{diffie_hellman_keys = DHKeys};
-key_exchange(#state{role = server, private_key = #'ECPrivateKey'{parameters = ECCurve} = Key, key_algorithm = Algo,
+key_exchange(#state{static_env = #static_env{role = server},
+ private_key = #'ECPrivateKey'{parameters = ECCurve} = Key,
+ key_algorithm = Algo,
session = Session} = State, _)
when Algo == ecdh_ecdsa; Algo == ecdh_rsa ->
State#state{diffie_hellman_keys = Key,
session = Session#session{ecc = ECCurve}};
-key_exchange(#state{role = server, key_algorithm = Algo,
+key_exchange(#state{static_env = #static_env{role = server}, key_algorithm = Algo,
hashsign_algorithm = HashSignAlgo,
private_key = PrivateKey,
session = #session{ecc = ECCCurve},
@@ -1722,10 +1766,10 @@ key_exchange(#state{role = server, key_algorithm = Algo,
PrivateKey}),
State = Connection:queue_handshake(Msg, State0),
State#state{diffie_hellman_keys = ECDHKeys};
-key_exchange(#state{role = server, key_algorithm = psk,
+key_exchange(#state{static_env = #static_env{role = server}, key_algorithm = psk,
ssl_options = #ssl_options{psk_identity = undefined}} = State, _) ->
State;
-key_exchange(#state{role = server, key_algorithm = psk,
+key_exchange(#state{static_env = #static_env{role = server}, key_algorithm = psk,
ssl_options = #ssl_options{psk_identity = PskIdentityHint},
hashsign_algorithm = HashSignAlgo,
private_key = PrivateKey,
@@ -1742,7 +1786,7 @@ key_exchange(#state{role = server, key_algorithm = psk,
ServerRandom,
PrivateKey}),
Connection:queue_handshake(Msg, State0);
-key_exchange(#state{role = server, key_algorithm = dhe_psk,
+key_exchange(#state{static_env = #static_env{role = server}, key_algorithm = dhe_psk,
ssl_options = #ssl_options{psk_identity = PskIdentityHint},
hashsign_algorithm = HashSignAlgo,
diffie_hellman_params = #'DHParameter'{} = Params,
@@ -1763,7 +1807,7 @@ key_exchange(#state{role = server, key_algorithm = dhe_psk,
PrivateKey}),
State = Connection:queue_handshake(Msg, State0),
State#state{diffie_hellman_keys = DHKeys};
-key_exchange(#state{role = server, key_algorithm = ecdhe_psk,
+key_exchange(#state{static_env = #static_env{role = server}, key_algorithm = ecdhe_psk,
ssl_options = #ssl_options{psk_identity = PskIdentityHint},
hashsign_algorithm = HashSignAlgo,
private_key = PrivateKey,
@@ -1784,10 +1828,10 @@ key_exchange(#state{role = server, key_algorithm = ecdhe_psk,
PrivateKey}),
State = Connection:queue_handshake(Msg, State0),
State#state{diffie_hellman_keys = ECDHKeys};
-key_exchange(#state{role = server, key_algorithm = rsa_psk,
+key_exchange(#state{static_env = #static_env{role = server}, key_algorithm = rsa_psk,
ssl_options = #ssl_options{psk_identity = undefined}} = State, _) ->
State;
-key_exchange(#state{role = server, key_algorithm = rsa_psk,
+key_exchange(#state{static_env = #static_env{role = server}, key_algorithm = rsa_psk,
ssl_options = #ssl_options{psk_identity = PskIdentityHint},
hashsign_algorithm = HashSignAlgo,
private_key = PrivateKey,
@@ -1804,7 +1848,7 @@ key_exchange(#state{role = server, key_algorithm = rsa_psk,
ServerRandom,
PrivateKey}),
Connection:queue_handshake(Msg, State0);
-key_exchange(#state{role = server, key_algorithm = Algo,
+key_exchange(#state{static_env = #static_env{role = server}, key_algorithm = Algo,
ssl_options = #ssl_options{user_lookup_fun = LookupFun},
hashsign_algorithm = HashSignAlgo,
session = #session{srp_username = Username},
@@ -1834,14 +1878,14 @@ key_exchange(#state{role = server, key_algorithm = Algo,
State = Connection:queue_handshake(Msg, State0),
State#state{srp_params = SrpParams,
srp_keys = Keys};
-key_exchange(#state{role = client,
+key_exchange(#state{static_env = #static_env{role = client},
key_algorithm = rsa,
public_key_info = PublicKeyInfo,
negotiated_version = Version,
premaster_secret = PremasterSecret} = State0, Connection) ->
Msg = rsa_key_exchange(ssl:tls_version(Version), PremasterSecret, PublicKeyInfo),
Connection:queue_handshake(Msg, State0);
-key_exchange(#state{role = client,
+key_exchange(#state{static_env = #static_env{role = client},
key_algorithm = Algorithm,
negotiated_version = Version,
diffie_hellman_keys = {DhPubKey, _}
@@ -1852,7 +1896,7 @@ key_exchange(#state{role = client,
Msg = ssl_handshake:key_exchange(client, ssl:tls_version(Version), {dh, DhPubKey}),
Connection:queue_handshake(Msg, State0);
-key_exchange(#state{role = client,
+key_exchange(#state{static_env = #static_env{role = client},
key_algorithm = Algorithm,
negotiated_version = Version,
session = Session,
@@ -1862,14 +1906,14 @@ key_exchange(#state{role = client,
Algorithm == ecdh_anon ->
Msg = ssl_handshake:key_exchange(client, ssl:tls_version(Version), {ecdh, Key}),
Connection:queue_handshake(Msg, State0#state{session = Session#session{ecc = ECCurve}});
-key_exchange(#state{role = client,
+key_exchange(#state{static_env = #static_env{role = client},
ssl_options = SslOpts,
key_algorithm = psk,
negotiated_version = Version} = State0, Connection) ->
Msg = ssl_handshake:key_exchange(client, ssl:tls_version(Version),
{psk, SslOpts#ssl_options.psk_identity}),
Connection:queue_handshake(Msg, State0);
-key_exchange(#state{role = client,
+key_exchange(#state{static_env = #static_env{role = client},
ssl_options = SslOpts,
key_algorithm = dhe_psk,
negotiated_version = Version,
@@ -1879,7 +1923,7 @@ key_exchange(#state{role = client,
SslOpts#ssl_options.psk_identity, DhPubKey}),
Connection:queue_handshake(Msg, State0);
-key_exchange(#state{role = client,
+key_exchange(#state{static_env = #static_env{role = client},
ssl_options = SslOpts,
key_algorithm = ecdhe_psk,
negotiated_version = Version,
@@ -1889,7 +1933,7 @@ key_exchange(#state{role = client,
SslOpts#ssl_options.psk_identity, ECDHKeys}),
Connection:queue_handshake(Msg, State0);
-key_exchange(#state{role = client,
+key_exchange(#state{static_env = #static_env{role = client},
ssl_options = SslOpts,
key_algorithm = rsa_psk,
public_key_info = PublicKeyInfo,
@@ -1899,7 +1943,7 @@ key_exchange(#state{role = client,
Msg = rsa_psk_key_exchange(ssl:tls_version(Version), SslOpts#ssl_options.psk_identity,
PremasterSecret, PublicKeyInfo),
Connection:queue_handshake(Msg, State0);
-key_exchange(#state{role = client,
+key_exchange(#state{static_env = #static_env{role = client},
key_algorithm = Algorithm,
negotiated_version = Version,
srp_keys = {ClientPubKey, _}}
@@ -1949,11 +1993,11 @@ request_client_cert(#state{key_algorithm = Alg} = State, _)
Alg == srp_dss; Alg == srp_rsa; Alg == srp_anon ->
State;
-request_client_cert(#state{ssl_options = #ssl_options{verify = verify_peer,
- signature_algs = SupportedHashSigns},
- connection_states = ConnectionStates0,
- cert_db = CertDbHandle,
- cert_db_ref = CertDbRef,
+request_client_cert(#state{static_env = #static_env{cert_db = CertDbHandle,
+ cert_db_ref = CertDbRef},
+ ssl_options = #ssl_options{verify = verify_peer,
+ signature_algs = SupportedHashSigns},
+ connection_states = ConnectionStates0,
negotiated_version = Version} = State0, Connection) ->
#{security_parameters :=
#security_parameters{cipher_suite = CipherSuite}} =
@@ -1998,7 +2042,7 @@ finalize_handshake(State0, StateName, Connection) ->
State = next_protocol(State2, Connection),
finished(State, StateName, Connection).
-next_protocol(#state{role = server} = State, _) ->
+next_protocol(#state{static_env = #static_env{role = server}} = State, _) ->
State;
next_protocol(#state{negotiated_protocol = undefined} = State, _) ->
State;
@@ -2011,7 +2055,8 @@ next_protocol(#state{negotiated_protocol = NextProtocol} = State0, Connection) -
cipher_protocol(State, Connection) ->
Connection:queue_change_cipher(#change_cipher_spec{}, State).
-finished(#state{role = Role, negotiated_version = Version,
+finished(#state{static_env = #static_env{role = Role},
+ negotiated_version = Version,
session = Session,
connection_states = ConnectionStates0,
tls_handshake_history = Handshake0} = State0, StateName, Connection) ->
@@ -2090,8 +2135,9 @@ calculate_secret(#server_srp_params{srp_n = Prime, srp_g = Generator} = ServerKe
master_secret(#alert{} = Alert, _) ->
Alert;
-master_secret(PremasterSecret, #state{session = Session,
- negotiated_version = Version, role = Role,
+master_secret(PremasterSecret, #state{static_env = #static_env{role = Role},
+ session = Session,
+ negotiated_version = Version,
connection_states = ConnectionStates0} = State) ->
case ssl_handshake:master_secret(ssl:tls_version(Version), PremasterSecret,
ConnectionStates0, Role) of
@@ -2325,18 +2371,18 @@ handle_trusted_certs_db(#state{ssl_options =
#ssl_options{cacertfile = <<>>, cacerts = []}}) ->
%% No trusted certs specified
ok;
-handle_trusted_certs_db(#state{cert_db_ref = Ref,
- cert_db = CertDb,
- ssl_options = #ssl_options{cacertfile = <<>>}}) when CertDb =/= undefined ->
+handle_trusted_certs_db(#state{static_env = #static_env{cert_db_ref = Ref,
+ cert_db = CertDb},
+ ssl_options = #ssl_options{cacertfile = <<>>}}) when CertDb =/= undefined ->
%% Certs provided as DER directly can not be shared
%% with other connections and it is safe to delete them when the connection ends.
ssl_pkix_db:remove_trusted_certs(Ref, CertDb);
-handle_trusted_certs_db(#state{file_ref_db = undefined}) ->
+handle_trusted_certs_db(#state{static_env = #static_env{file_ref_db = undefined}}) ->
%% Something went wrong early (typically cacertfile does not
%% exist) so there is nothing to handle
ok;
-handle_trusted_certs_db(#state{cert_db_ref = Ref,
- file_ref_db = RefDb,
+handle_trusted_certs_db(#state{static_env = #static_env{cert_db_ref = Ref,
+ file_ref_db = RefDb},
ssl_options = #ssl_options{cacertfile = File}}) ->
case ssl_pkix_db:ref_count(Ref, RefDb, -1) of
0 ->
@@ -2399,19 +2445,22 @@ host_id(_, Host, _) ->
Host.
handle_new_session(NewId, CipherSuite, Compression,
- #state{session = Session0,
- protocol_cb = Connection} = State0) ->
+ #state{static_env = #static_env{protocol_cb = Connection},
+ session = Session0
+ } = State0) ->
Session = Session0#session{session_id = NewId,
cipher_suite = CipherSuite,
compression_method = Compression},
Connection:next_event(certify, no_record, State0#state{session = Session}).
-handle_resumed_session(SessId, #state{connection_states = ConnectionStates0,
- negotiated_version = Version,
- host = Host, port = Port,
- protocol_cb = Connection,
- session_cache = Cache,
- session_cache_cb = CacheCb} = State) ->
+handle_resumed_session(SessId, #state{static_env = #static_env{host = Host,
+ port = Port,
+ protocol_cb = Connection,
+ session_cache = Cache,
+ session_cache_cb = CacheCb},
+ connection_states = ConnectionStates0,
+ negotiated_version = Version
+ } = State) ->
Session = CacheCb:lookup(Cache, {{Host, Port}, SessId}),
case ssl_handshake:master_secret(ssl:tls_version(Version), Session,
ConnectionStates0, client) of
@@ -2468,8 +2517,8 @@ ssl_options_list([Key | Keys], [Value | Values], Acc) ->
handle_active_option(false, connection = StateName, To, Reply, State) ->
hibernate_after(StateName, State, [{reply, To, Reply}]);
-handle_active_option(_, connection = StateName0, To, Reply, #state{protocol_cb = Connection,
- user_data_buffer = <<>>} = State0) ->
+handle_active_option(_, connection = StateName0, To, Reply, #state{static_env = #static_env{protocol_cb = Connection},
+ user_data_buffer = <<>>} = State0) ->
case Connection:next_event(StateName0, no_record, State0) of
{next_state, StateName, State} ->
hibernate_after(StateName, State, [{reply, To, Reply}]);
@@ -2483,7 +2532,8 @@ handle_active_option(_, StateName, To, Reply, #state{user_data_buffer = <<>>} =
{next_state, StateName, State, [{reply, To, Reply}]};
%% user_data_buffer =/= <<>>
-handle_active_option(_, StateName0, To, Reply, #state{protocol_cb = Connection} = State0) ->
+handle_active_option(_, StateName0, To, Reply,
+ #state{static_env = #static_env{protocol_cb = Connection}} = State0) ->
case read_application_data(<<>>, State0) of
{stop, _, _} = Stop ->
Stop;
@@ -2664,7 +2714,7 @@ invalidate_session(server, _, Port, Session) ->
handle_sni_extension(undefined, State) ->
State;
-handle_sni_extension(#sni{hostname = Hostname}, State0) ->
+handle_sni_extension(#sni{hostname = Hostname}, #state{static_env = #static_env{role = Role} = InitStatEnv0} = State0) ->
NewOptions = update_ssl_options_from_sni(State0#state.ssl_options, Hostname),
case NewOptions of
undefined ->
@@ -2678,14 +2728,16 @@ handle_sni_extension(#sni{hostname = Hostname}, State0) ->
private_key := Key,
dh_params := DHParams,
own_certificate := OwnCert}} =
- ssl_config:init(NewOptions, State0#state.role),
+ ssl_config:init(NewOptions, Role),
State0#state{
session = State0#state.session#session{own_certificate = OwnCert},
- file_ref_db = FileRefHandle,
- cert_db_ref = Ref,
- cert_db = CertDbHandle,
- crl_db = CRLDbHandle,
- session_cache = CacheHandle,
+ static_env = InitStatEnv0#static_env{
+ file_ref_db = FileRefHandle,
+ cert_db_ref = Ref,
+ cert_db = CertDbHandle,
+ crl_db = CRLDbHandle,
+ session_cache = CacheHandle
+ },
private_key = Key,
diffie_hellman_params = DHParams,
ssl_options = NewOptions,
diff --git a/lib/ssl/src/ssl_connection.hrl b/lib/ssl/src/ssl_connection.hrl
index 66e3182313..8ddc3199e1 100644
--- a/lib/ssl/src/ssl_connection.hrl
+++ b/lib/ssl/src/ssl_connection.hrl
@@ -33,71 +33,79 @@
-include("ssl_cipher.hrl").
-include_lib("public_key/include/public_key.hrl").
+-record(static_env, {
+ role :: client | server,
+ transport_cb :: atom(), % callback module
+ protocol_cb :: tls_connection | dtls_connection,
+ data_tag :: atom(), % ex tcp.
+ close_tag :: atom(), % ex tcp_closed
+ error_tag :: atom(), % ex tcp_error
+ host :: string() | inet:ip_address(),
+ port :: integer(),
+ socket :: port() | tuple(), %% TODO: dtls socket
+ cert_db :: reference() | 'undefined',
+ session_cache :: db_handle(),
+ session_cache_cb :: atom(),
+ crl_db :: term(),
+ file_ref_db :: db_handle(),
+ cert_db_ref :: certdb_ref() | 'undefined',
+ tracker :: pid() | 'undefined' %% Tracker process for listen socket
+ }).
-record(state, {
- role :: client | server,
- user_application :: {Monitor::reference(), User::pid()},
- transport_cb :: atom(), % callback module
- protocol_cb :: tls_connection | dtls_connection,
- data_tag :: atom(), % ex tcp.
- close_tag :: atom(), % ex tcp_closed
- error_tag :: atom(), % ex tcp_error
- 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(),
- protocol_buffers :: term() | secret_printout() , %% #protocol_buffers{} from tls_record.hrl or dtls_recor.hrl
- unprocessed_handshake_events = 0 :: integer(),
- tls_handshake_history :: ssl_handshake:ssl_handshake_history() | secret_printout()
- | 'undefined',
- cert_db :: reference() | 'undefined',
- session :: #session{} | secret_printout(),
- session_cache :: db_handle(),
- session_cache_cb :: atom(),
- crl_db :: term(),
- negotiated_version :: ssl_record:ssl_version() | 'undefined',
- client_hello_version :: ssl_record:ssl_version() | 'undefined',
- client_certificate_requested = false :: boolean(),
- key_algorithm :: ssl_cipher_format:key_algo(),
- hashsign_algorithm = {undefined, undefined},
- cert_hashsign_algorithm = {undefined, undefined},
- public_key_info :: ssl_handshake:public_key_info() | 'undefined',
- private_key :: public_key:private_key() | secret_printout() | 'undefined',
- diffie_hellman_params:: #'DHParameter'{} | undefined | secret_printout(),
- diffie_hellman_keys :: {PublicKey :: binary(), PrivateKey :: binary()} | #'ECPrivateKey'{} | undefined | secret_printout(),
- psk_identity :: binary() | 'undefined', % server psk identity hint
- srp_params :: #srp_user{} | secret_printout() | 'undefined',
- srp_keys ::{PublicKey :: binary(), PrivateKey :: binary()} | secret_printout() | 'undefined',
- premaster_secret :: binary() | secret_printout() | 'undefined',
- file_ref_db :: db_handle(),
- 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(),
+ static_env :: #static_env{},
+ %% Change seldome
+ user_application :: {Monitor::reference(), User::pid()},
+ ssl_options :: #ssl_options{},
+ socket_options :: #socket_options{},
+ session :: #session{} | secret_printout(),
+ allow_renegotiate = true ::boolean(),
+ terminated = false ::boolean(),
+ negotiated_version :: ssl_record:ssl_version() | 'undefined',
+ bytes_to_read :: undefined | integer(), %% bytes to read in passive mode
+ downgrade,
+
+ %% Changed often
+ connection_states :: ssl_record:connection_states() | secret_printout(),
+ protocol_buffers :: term() | secret_printout() , %% #protocol_buffers{} from tls_record.hrl or dtls_recor.hr
+ user_data_buffer :: undefined | binary() | secret_printout(),
+
+ %% Used only in HS
+ unprocessed_handshake_events = 0 :: integer(),
+ tls_handshake_history :: ssl_handshake:ssl_handshake_history() | secret_printout()
+ | 'undefined',
+ client_hello_version :: ssl_record:ssl_version() | 'undefined',
+ client_certificate_requested = false :: boolean(),
+ key_algorithm :: ssl_cipher_format:key_algo(),
+ hashsign_algorithm = {undefined, undefined},
+ cert_hashsign_algorithm = {undefined, undefined},
+ public_key_info :: ssl_handshake:public_key_info() | 'undefined',
+ private_key :: public_key:private_key() | secret_printout() | 'undefined',
+ diffie_hellman_params:: #'DHParameter'{} | undefined | secret_printout(),
+ diffie_hellman_keys :: {PublicKey :: binary(), PrivateKey :: binary()} | #'ECPrivateKey'{} | undefined | secret_printout(),
+ psk_identity :: binary() | 'undefined', % server psk identity hint
+ srp_params :: #srp_user{} | secret_printout() | 'undefined',
+ srp_keys ::{PublicKey :: binary(), PrivateKey :: binary()} | secret_printout() | 'undefined',
+ premaster_secret :: binary() | secret_printout() | 'undefined',
renegotiation :: undefined | {boolean(), From::term() | internal | peer},
- start_or_recv_from :: term(),
- timer :: undefined | reference(), % start_or_recive_timer
- %%send_queue :: queue:queue(),
- hello, %%:: #client_hello{} | #server_hello{},
- terminated = false ::boolean(),
- allow_renegotiate = true ::boolean(),
- expecting_next_protocol_negotiation = false ::boolean(),
- expecting_finished = false ::boolean(),
- next_protocol = undefined :: undefined | binary(),
- negotiated_protocol,
- tracker :: pid() | 'undefined', %% Tracker process for listen socket
- sni_hostname = undefined,
- downgrade,
- flight_buffer = [] :: list() | map(), %% Buffer of TLS/DTLS records, used during the TLS handshake
- %% to when possible pack more than one TLS record into the
- %% underlaying packet format. Introduced by DTLS - RFC 4347.
- %% The mecahnism is also usefull in TLS although we do not
- %% need to worry about packet loss in TLS. In DTLS we need to track DTLS handshake seqnr
- flight_state = reliable, %% reliable | {retransmit, integer()}| {waiting, ref(), integer()} - last two is used in DTLS over udp.
- protocol_specific = #{} :: map()
- }).
+ start_or_recv_from :: term(),
+ timer :: undefined | reference(), % start_or_recive_timer
+ hello, %%:: #client_hello{} | #server_hello{},
+ expecting_next_protocol_negotiation = false ::boolean(),
+ expecting_finished = false ::boolean(),
+ next_protocol = undefined :: undefined | binary(),
+ negotiated_protocol,
+ sni_hostname = undefined,
+ flight_buffer = [] :: list() | map(), %% Buffer of TLS/DTLS records, used during the TLS handshake
+ %% to when possible pack more than one TLS record into the
+ %% underlaying packet format. Introduced by DTLS - RFC 4347.
+ %% The mecahnism is also usefull in TLS although we do not
+ %% need to worry about packet loss in TLS. In DTLS we need to track DTLS handshake seqnr
+ flight_state = reliable, %% reliable | {retransmit, integer()}| {waiting, ref(), integer()} - last two is used in DTLS over udp.
+ erl_dist_data = #{} :: map(),
+ protocol_specific = #{} :: map()
+ }).
+
+
-define(DEFAULT_DIFFIE_HELLMAN_PARAMS,
#'DHParameter'{prime = ?DEFAULT_DIFFIE_HELLMAN_PRIME,
base = ?DEFAULT_DIFFIE_HELLMAN_GENERATOR}).
diff --git a/lib/ssl/src/tls_connection.erl b/lib/ssl/src/tls_connection.erl
index 0f986b5e21..098e47d609 100644
--- a/lib/ssl/src/tls_connection.erl
+++ b/lib/ssl/src/tls_connection.erl
@@ -162,10 +162,11 @@ next_record(#state{protocol_buffers =
end;
next_record(#state{protocol_buffers = #protocol_buffers{tls_packets = [], tls_cipher_texts = []},
protocol_specific = #{active_n_toggle := true, active_n := N} = ProtocolSpec,
- socket = Socket,
- close_tag = CloseTag,
- transport_cb = Transport} = State) ->
- case tls_socket:setopts(Transport, Socket, [{active, N}]) of
+ static_env = #static_env{socket = Socket,
+ close_tag = CloseTag,
+ transport_cb = Transport}
+ } = State) ->
+ case tls_socket:setopts(Transport, Socket, [{active, N}]) of
ok ->
{no_record, State#state{protocol_specific = ProtocolSpec#{active_n_toggle => false}}};
_ ->
@@ -259,15 +260,15 @@ handle_common_event(internal, #ssl_tls{type = _Unknown}, StateName, State) ->
renegotiation(Pid, WriteState) ->
gen_statem:call(Pid, {user_renegotiate, WriteState}).
-renegotiate(#state{role = client} = State, Actions) ->
+renegotiate(#state{static_env = #static_env{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,
+renegotiate(#state{static_env = #static_env{role = server,
+ socket = Socket,
+ transport_cb = Transport},
negotiated_version = Version,
connection_states = ConnectionStates0} = State0, Actions) ->
HelloRequest = ssl_handshake:hello_request(),
@@ -294,8 +295,8 @@ queue_handshake(Handshake, #state{negotiated_version = Version,
tls_handshake_history = Hist,
flight_buffer = Flight0 ++ [BinHandshake]}.
-send_handshake_flight(#state{socket = Socket,
- transport_cb = Transport,
+send_handshake_flight(#state{static_env = #static_env{socket = Socket,
+ transport_cb = Transport},
flight_buffer = Flight} = State0) ->
send(Transport, Socket, Flight),
{State0#state{flight_buffer = []}, []}.
@@ -345,8 +346,8 @@ encode_alert(#alert{} = Alert, Version, ConnectionStates) ->
tls_record:encode_alert_record(Alert, Version, ConnectionStates).
send_alert(Alert, #state{negotiated_version = Version,
- socket = Socket,
- transport_cb = Transport,
+ static_env = #static_env{socket = Socket,
+ transport_cb = Transport},
connection_states = ConnectionStates0} = StateData0) ->
{BinMsg, ConnectionStates} =
encode_alert(Alert, Version, ConnectionStates0),
@@ -429,14 +430,17 @@ getopts(Transport, Socket, Tag) ->
%%--------------------------------------------------------------------
init({call, From}, {start, Timeout},
- #state{host = Host, port = Port, role = client,
+ #state{static_env = #static_env{role = client,
+ host = Host,
+ port = Port,
+ transport_cb = Transport,
+ socket = Socket,
+ session_cache = Cache,
+ session_cache_cb = CacheCb},
ssl_options = SslOpts,
session = #session{own_certificate = Cert} = Session0,
- transport_cb = Transport, socket = Socket,
connection_states = ConnectionStates0,
- renegotiation = {Renegotiation, _},
- session_cache = Cache,
- session_cache_cb = CacheCb
+ renegotiation = {Renegotiation, _}
} = State0) ->
Timer = ssl_connection:start_or_recv_cancel_timer(Timeout, From),
Hello = tls_handshake:client_hello(Host, Port, ConnectionStates0, SslOpts,
@@ -493,10 +497,12 @@ hello(internal, #server_hello{extensions = Extensions} = Hello,
[{reply, From, {ok, ssl_connection:map_extensions(Extensions)}}]};
hello(internal, #client_hello{client_version = ClientVersion} = Hello,
#state{connection_states = ConnectionStates0,
- port = Port, session = #session{own_certificate = Cert} = Session0,
+ static_env = #static_env{
+ port = Port,
+ session_cache = Cache,
+ session_cache_cb = CacheCb},
+ session = #session{own_certificate = Cert} = Session0,
renegotiation = {Renegotiation, _},
- session_cache = Cache,
- session_cache_cb = CacheCb,
negotiated_protocol = CurrentProtocol,
key_algorithm = KeyExAlg,
ssl_options = SslOpts} = State) ->
@@ -523,7 +529,7 @@ hello(internal, #client_hello{client_version = ClientVersion} = Hello,
hello(internal, #server_hello{} = Hello,
#state{connection_states = ConnectionStates0,
negotiated_version = ReqVersion,
- role = client,
+ static_env = #static_env{role = client},
renegotiation = {Renegotiation, _},
ssl_options = SslOptions} = State) ->
case tls_handshake:hello(Hello, SslOptions, ConnectionStates0, Renegotiation) of
@@ -581,11 +587,13 @@ connection({call, From}, {user_renegotiate, WriteState},
{next_state, ?FUNCTION_NAME, State#state{connection_states = ConnectionStates#{current_write => WriteState}},
[{next_event,{call, From}, renegotiate}]};
connection(internal, #hello_request{},
- #state{role = client,
+ #state{static_env = #static_env{role = client,
+ host = Host,
+ port = Port,
+ session_cache = Cache,
+ session_cache_cb = CacheCb},
renegotiation = {Renegotiation, _},
- host = Host, port = Port,
session = #session{own_certificate = Cert} = Session0,
- session_cache = Cache, session_cache_cb = CacheCb,
ssl_options = SslOpts,
connection_states = ConnectionStates} = State0) ->
Hello = tls_handshake:client_hello(Host, Port, ConnectionStates, SslOpts,
@@ -594,8 +602,9 @@ connection(internal, #hello_request{},
next_event(hello, no_record, State#state{session = Session0#session{session_id
= Hello#client_hello.session_id}}, Actions);
connection(internal, #client_hello{} = Hello,
- #state{role = server, allow_renegotiate = true, connection_states = CS,
- %%protocol_cb = Connection,
+ #state{static_env = #static_env{role = server},
+ allow_renegotiate = true,
+ connection_states = CS,
protocol_specific = #{sender := Sender}
} = State) ->
%% Mitigate Computational DoS attack
@@ -611,8 +620,9 @@ connection(internal, #client_hello{} = Hello,
},
[{next_event, internal, Hello}]);
connection(internal, #client_hello{},
- #state{role = server, allow_renegotiate = false,
- protocol_cb = Connection} = State0) ->
+ #state{static_env = #static_env{role = server,
+ protocol_cb = Connection},
+ allow_renegotiate = false} = State0) ->
Alert = ?ALERT_REC(?WARNING, ?NO_RENEGOTIATION),
send_alert_in_connection(Alert, State0),
State = Connection:reinit_handshake_data(State0),
@@ -633,10 +643,10 @@ downgrade(Type, Event, State) ->
callback_mode() ->
state_functions.
-
-terminate(
- {shutdown, sender_died, Reason}, _StateName,
- #state{socket = Socket, transport_cb = Transport} = State) ->
+terminate({shutdown, sender_died, Reason}, _StateName,
+ #state{static_env = #static_env{socket = Socket,
+ transport_cb = Transport}}
+ = State) ->
ssl_connection:handle_trusted_certs_db(State),
close(Reason, Socket, Transport, undefined, undefined);
terminate(Reason, StateName, State) ->
@@ -665,44 +675,45 @@ initial_state(Role, Sender, Host, Port, Socket, {SSLOptions, SocketOptions, Trac
_ ->
ssl_session_cache
end,
-
InternalActiveN = case application:get_env(ssl, internal_active_n) of
{ok, N} when is_integer(N) andalso (not IsErlDist) ->
N;
_ ->
?INTERNAL_ACTIVE_N
end,
-
UserMonitor = erlang:monitor(process, User),
-
- #state{socket_options = SocketOptions,
- ssl_options = SSLOptions,
- session = #session{is_resumable = new},
- transport_cb = CbModule,
- data_tag = DataTag,
- close_tag = CloseTag,
- error_tag = ErrorTag,
- role = Role,
- host = Host,
- port = Port,
- socket = Socket,
- erl_dist_data = ErlDistData,
- connection_states = ConnectionStates,
- protocol_buffers = #protocol_buffers{},
- user_application = {UserMonitor, User},
- user_data_buffer = <<>>,
- session_cache_cb = SessionCacheCb,
- renegotiation = {false, first},
- allow_renegotiate = SSLOptions#ssl_options.client_renegotiation,
- start_or_recv_from = undefined,
- protocol_cb = ?MODULE,
- tracker = Tracker,
- flight_buffer = [],
- protocol_specific = #{sender => Sender,
- active_n => InternalActiveN,
- active_n_toggle => true
- }
- }.
+ InitStatEnv = #static_env{
+ role = Role,
+ transport_cb = CbModule,
+ protocol_cb = ?MODULE,
+ data_tag = DataTag,
+ close_tag = CloseTag,
+ error_tag = ErrorTag,
+ host = Host,
+ port = Port,
+ socket = Socket,
+ session_cache_cb = SessionCacheCb,
+ tracker = Tracker
+ },
+ #state{
+ static_env = InitStatEnv,
+ socket_options = SocketOptions,
+ ssl_options = SSLOptions,
+ session = #session{is_resumable = new},
+ erl_dist_data = ErlDistData,
+ connection_states = ConnectionStates,
+ protocol_buffers = #protocol_buffers{},
+ user_application = {UserMonitor, User},
+ user_data_buffer = <<>>,
+ renegotiation = {false, first},
+ allow_renegotiate = SSLOptions#ssl_options.client_renegotiation,
+ start_or_recv_from = undefined,
+ flight_buffer = [],
+ protocol_specific = #{sender => Sender,
+ active_n => InternalActiveN,
+ active_n_toggle => true
+ }
+ }.
erl_dist_data(true) ->
#{dist_handle => undefined,
@@ -710,12 +721,14 @@ erl_dist_data(true) ->
erl_dist_data(false) ->
#{}.
-initialize_tls_sender(#state{role = Role,
- socket = Socket,
+initialize_tls_sender(#state{static_env = #static_env{
+ role = Role,
+ transport_cb = Transport,
+ protocol_cb = Connection,
+ socket = Socket,
+ tracker = Tracker
+ },
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},
@@ -762,8 +775,7 @@ tls_handshake_events(Packets) ->
%% raw data from socket, upack records
handle_info({Protocol, _, Data}, StateName,
- #state{data_tag = Protocol
- } = State0) ->
+ #state{static_env = #static_env{data_tag = Protocol}} = State0) ->
case next_tls_record(Data, StateName, State0) of
{Record, State} ->
next_event(StateName, Record, State);
@@ -771,12 +783,14 @@ handle_info({Protocol, _, Data}, StateName,
ssl_connection:handle_normal_shutdown(Alert, StateName, State0),
ssl_connection:stop({shutdown, own_alert}, State0)
end;
-handle_info({tcp_passive, Socket}, StateName, #state{socket = Socket,
- protocol_specific = PS
- } = State) ->
- next_event(StateName, no_record, State#state{protocol_specific = PS#{active_n_toggle => true}});
+handle_info({tcp_passive, Socket}, StateName,
+ #state{static_env = #static_env{socket = Socket},
+ protocol_specific = PS
+ } = State) ->
+ next_event(StateName, no_record,
+ State#state{protocol_specific = PS#{active_n_toggle => true}});
handle_info({CloseTag, Socket}, StateName,
- #state{socket = Socket, close_tag = CloseTag,
+ #state{static_env = #static_env{socket = Socket, close_tag = CloseTag},
socket_options = #socket_options{active = Active},
protocol_buffers = #protocol_buffers{tls_cipher_texts = CTs},
user_data_buffer = Buffer,
diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl
index 9633800da5..a00fa86b61 100644
--- a/lib/ssl/test/ssl_basic_SUITE.erl
+++ b/lib/ssl/test/ssl_basic_SUITE.erl
@@ -3980,8 +3980,8 @@ tls_tcp_error_propagation_in_active_mode(Config) when is_list(Config) ->
{status, _, _, StatusInfo} = sys:get_status(Pid),
[_, _,_, _, Prop] = StatusInfo,
State = ssl_test_lib:state(Prop),
- Socket = element(11, State),
-
+ StaticEnv = element(2, State),
+ Socket = element(10, StaticEnv),
%% Fake tcp error
Pid ! {tcp_error, Socket, etimedout},
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-07 03:54:30 +0000