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-rw-r--r--lib/ssl/src/dtls_connection.erl80
-rw-r--r--lib/ssl/src/dtls_handshake.erl33
-rw-r--r--lib/ssl/src/dtls_record.erl69
-rw-r--r--lib/ssl/src/dtls_v1.erl19
-rw-r--r--lib/ssl/src/ssl.appup.src2
-rw-r--r--lib/ssl/src/ssl.erl110
-rw-r--r--lib/ssl/src/ssl_certificate.erl13
-rw-r--r--lib/ssl/src/ssl_cipher.erl10
-rw-r--r--lib/ssl/src/ssl_connection.erl52
-rw-r--r--lib/ssl/src/ssl_connection.hrl5
-rw-r--r--lib/ssl/src/ssl_handshake.erl83
-rw-r--r--lib/ssl/src/ssl_internal.hrl2
-rw-r--r--lib/ssl/src/ssl_record.erl68
-rw-r--r--lib/ssl/src/tls_connection.erl2
-rw-r--r--lib/ssl/src/tls_handshake.erl4
-rw-r--r--lib/ssl/src/tls_record.erl54
-rw-r--r--lib/ssl/src/tls_v1.erl13
17 files changed, 330 insertions, 289 deletions
diff --git a/lib/ssl/src/dtls_connection.erl b/lib/ssl/src/dtls_connection.erl
index 745db788e7..9937373e6e 100644
--- a/lib/ssl/src/dtls_connection.erl
+++ b/lib/ssl/src/dtls_connection.erl
@@ -250,7 +250,7 @@ init({call, From}, {start, Timeout},
Cache, CacheCb, Renegotiation, Cert),
Version = Hello#client_hello.client_version,
- HelloVersion = dtls_record:lowest_protocol_version(SslOpts#ssl_options.versions),
+ 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}),
State3 = State2#state{negotiated_version = Version, %% Requested version
@@ -263,9 +263,14 @@ init({call, From}, {start, Timeout},
{Record, State} = next_record(State3),
next_event(hello, Record, State, Actions);
init({call, _} = Type, Event, #state{role = server, transport_cb = gen_udp} = State) ->
- ssl_connection:init(Type, Event,
- State#state{flight_state = {retransmit, ?INITIAL_RETRANSMIT_TIMEOUT}},
- ?MODULE);
+ Result = ssl_connection:init(Type, Event,
+ State#state{flight_state = {retransmit, ?INITIAL_RETRANSMIT_TIMEOUT},
+ protocol_specific = #{current_cookie_secret => dtls_v1:cookie_secret(),
+ previous_cookie_secret => <<>>}},
+ ?MODULE),
+ erlang:send_after(dtls_v1:cookie_timeout(), self(), new_cookie_secret),
+ Result;
+
init({call, _} = Type, Event, #state{role = server} = State) ->
%% I.E. DTLS over sctp
ssl_connection:init(Type, Event, State#state{flight_state = reliable}, ?MODULE);
@@ -288,10 +293,10 @@ error(_, _, _) ->
hello(internal, #client_hello{cookie = <<>>,
client_version = Version} = Hello, #state{role = server,
transport_cb = Transport,
- socket = Socket} = State0) ->
- %% TODO: not hard code key
+ 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),
+ Cookie = dtls_handshake:cookie(Secret, IP, Port, Hello),
VerifyRequest = dtls_handshake:hello_verify_request(Cookie, Version),
State1 = prepare_flight(State0#state{negotiated_version = Version}),
{State2, Actions} = send_handshake(VerifyRequest, State1),
@@ -299,15 +304,21 @@ hello(internal, #client_hello{cookie = <<>>,
next_event(hello, Record, State#state{tls_handshake_history = ssl_handshake:init_handshake_history()}, Actions);
hello(internal, #client_hello{cookie = Cookie} = Hello, #state{role = server,
transport_cb = Transport,
- socket = Socket} = State0) ->
+ socket = Socket,
+ protocol_specific = #{current_cookie_secret := Secret,
+ previous_cookie_secret := PSecret}} = State0) ->
{ok, {IP, Port}} = dtls_socket:peername(Transport, Socket),
- %% TODO: not hard code key
- case dtls_handshake:cookie(<<"secret">>, IP, Port, Hello) of
+ case dtls_handshake:cookie(Secret, IP, Port, Hello) of
Cookie ->
handle_client_hello(Hello, State0);
_ ->
- %% Handle bad cookie as new cookie request RFC 6347 4.1.2
- hello(internal, Hello#client_hello{cookie = <<>>}, State0)
+ case dtls_handshake:cookie(PSecret, IP, Port, Hello) of
+ Cookie ->
+ handle_client_hello(Hello, State0);
+ _ ->
+ %% Handle bad cookie as new cookie request RFC 6347 4.1.2
+ hello(internal, Hello#client_hello{cookie = <<>>}, State0)
+ end
end;
hello(internal, #hello_verify_request{cookie = Cookie}, #state{role = client,
host = Host, port = Port,
@@ -453,27 +464,46 @@ handle_info({Protocol, _, _, _, Data}, StateName,
{stop, {shutdown, own_alert}}
end;
handle_info({CloseTag, Socket}, StateName,
- #state{socket = Socket, close_tag = CloseTag,
+ #state{socket = Socket,
+ 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
%% session not be resumed. This is a change from DTLS 1.0 to conform
%% with widespread implementation practice.
- case Version of
- {254, N} when N =< 253 ->
- ok;
- _ ->
- %% As invalidate_sessions here causes performance issues,
- %% we will conform to the widespread implementation
- %% practice and go aginst the spec
- %%invalidate_session(Role, Host, Port, Session)
- ok
- end,
- ssl_connection:handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State),
- {stop, {shutdown, transport_closed}};
+ case (Active == false) andalso (CTs =/= []) of
+ false ->
+ case Version of
+ {254, N} when N =< 253 ->
+ ok;
+ _ ->
+ %% As invalidate_sessions here causes performance issues,
+ %% we will conform to the widespread implementation
+ %% practice and go aginst the spec
+ %%invalidate_session(Role, Host, Port, Session)
+ ok
+ end,
+ ssl_connection:handle_normal_shutdown(?ALERT_REC(?FATAL, ?CLOSE_NOTIFY), StateName, State),
+ {stop, {shutdown, transport_closed}};
+ true ->
+ %% Fixes non-delivery of final DTLS record in {active, once}.
+ %% Basically allows the application the opportunity to set {active, once} again
+ %% and then receive the final message.
+ next_event(StateName, no_record, State)
+ end;
+
+handle_info(new_cookie_secret, StateName,
+ #state{protocol_specific = #{current_cookie_secret := Secret} = CookieInfo} = State) ->
+ erlang:send_after(dtls_v1:cookie_timeout(), self(), new_cookie_secret),
+ {next_state, StateName, State#state{protocol_specific =
+ CookieInfo#{current_cookie_secret => dtls_v1:cookie_secret(),
+ previous_cookie_secret => Secret}}};
handle_info(Msg, StateName, State) ->
ssl_connection:handle_info(Msg, StateName, State).
+
handle_call(Event, From, StateName, State) ->
ssl_connection:handle_call(Event, From, StateName, State, ?MODULE).
diff --git a/lib/ssl/src/dtls_handshake.erl b/lib/ssl/src/dtls_handshake.erl
index a94954d8f2..37a46b862e 100644
--- a/lib/ssl/src/dtls_handshake.erl
+++ b/lib/ssl/src/dtls_handshake.erl
@@ -65,9 +65,8 @@ client_hello(Host, Port, Cookie, ConnectionStates,
TLSVersion = dtls_v1:corresponding_tls_version(Version),
CipherSuites = ssl_handshake:available_suites(UserSuites, TLSVersion),
- Extensions = ssl_handshake:client_hello_extensions(Host, TLSVersion, CipherSuites,
- SslOpts, ConnectionStates, Renegotiation),
-
+ Extensions = ssl_handshake:client_hello_extensions(TLSVersion, CipherSuites,
+ SslOpts, ConnectionStates, Renegotiation),
Id = ssl_session:client_id({Host, Port, SslOpts}, Cache, CacheCb, OwnCert),
#client_hello{session_id = Id,
@@ -252,7 +251,7 @@ enc_handshake(#server_hello{} = HandshakeMsg, Version) ->
{Type, <<?BYTE(DTLSMajor), ?BYTE(DTLSMinor), Rest/binary>>};
enc_handshake(HandshakeMsg, Version) ->
- ssl_handshake:encode_handshake(HandshakeMsg, Version).
+ ssl_handshake:encode_handshake(HandshakeMsg, dtls_v1:corresponding_tls_version(Version)).
bin_fragments(Bin, Size) ->
bin_fragments(Bin, size(Bin), Size, 0, []).
@@ -455,7 +454,7 @@ merge_fragments(#handshake_fragment{
fragment_offset = PreviousOffSet,
fragment_length = CurrentLen}) when CurrentLen < PreviousLen ->
Previous;
-%% Next fragment
+%% Next fragment, might be overlapping
merge_fragments(#handshake_fragment{
fragment_offset = PreviousOffSet,
fragment_length = PreviousLen,
@@ -464,10 +463,26 @@ merge_fragments(#handshake_fragment{
#handshake_fragment{
fragment_offset = CurrentOffSet,
fragment_length = CurrentLen,
- fragment = CurrentData}) when PreviousOffSet + PreviousLen == CurrentOffSet->
- Previous#handshake_fragment{
- fragment_length = PreviousLen + CurrentLen,
- fragment = <<PreviousData/binary, CurrentData/binary>>};
+ fragment = CurrentData})
+ when PreviousOffSet + PreviousLen >= CurrentOffSet andalso
+ PreviousOffSet + PreviousLen < CurrentOffSet + CurrentLen ->
+ CurrentStart = PreviousOffSet + PreviousLen - CurrentOffSet,
+ <<_:CurrentStart/bytes, Data/binary>> = CurrentData,
+ Previous#handshake_fragment{
+ fragment_length = PreviousLen + CurrentLen - CurrentStart,
+ fragment = <<PreviousData/binary, Data/binary>>};
+%% already fully contained fragment
+merge_fragments(#handshake_fragment{
+ fragment_offset = PreviousOffSet,
+ fragment_length = PreviousLen
+ } = Previous,
+ #handshake_fragment{
+ fragment_offset = CurrentOffSet,
+ fragment_length = CurrentLen})
+ when PreviousOffSet + PreviousLen >= CurrentOffSet andalso
+ PreviousOffSet + PreviousLen >= CurrentOffSet + CurrentLen ->
+ Previous;
+
%% No merge there is a gap
merge_fragments(Previous, Current) ->
[Previous, Current].
diff --git a/lib/ssl/src/dtls_record.erl b/lib/ssl/src/dtls_record.erl
index f447897d59..6a418c6fb1 100644
--- a/lib/ssl/src/dtls_record.erl
+++ b/lib/ssl/src/dtls_record.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2013-2016. All Rights Reserved.
+%% Copyright Ericsson AB 2013-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -44,7 +44,7 @@
-export([protocol_version/1, lowest_protocol_version/1, lowest_protocol_version/2,
highest_protocol_version/1, highest_protocol_version/2,
is_higher/2, supported_protocol_versions/0,
- is_acceptable_version/2]).
+ is_acceptable_version/2, hello_version/2]).
-export([save_current_connection_state/2, next_epoch/2]).
@@ -393,7 +393,7 @@ init_connection_state_seq(_, ConnnectionStates) ->
integer().
%%
%% Description: Returns the epoch the connection_state record
-%% that is currently defined as the current conection state.
+%% that is currently defined as the current connection state.
%%--------------------------------------------------------------------
current_connection_state_epoch(#{current_read := #{epoch := Epoch}},
read) ->
@@ -402,6 +402,15 @@ current_connection_state_epoch(#{current_write := #{epoch := Epoch}},
write) ->
Epoch.
+-spec hello_version(dtls_version(), [dtls_version()]) -> dtls_version().
+hello_version(Version, Versions) ->
+ case dtls_v1:corresponding_tls_version(Version) of
+ TLSVersion when TLSVersion >= {3, 3} ->
+ Version;
+ _ ->
+ lowest_protocol_version(Versions)
+ end.
+
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
@@ -439,43 +448,59 @@ encode_dtls_cipher_text(Type, {MajVer, MinVer}, Fragment,
encode_plain_text(Type, Version, Data, #{compression_state := CompS0,
epoch := Epoch,
sequence_number := Seq,
+ cipher_state := CipherS0,
security_parameters :=
#security_parameters{
cipher_type = ?AEAD,
+ bulk_cipher_algorithm =
+ BulkCipherAlgo,
compression_algorithm = CompAlg}
} = WriteState0) ->
{Comp, CompS1} = ssl_record:compress(CompAlg, Data, CompS0),
- WriteState1 = WriteState0#{compression_state => CompS1},
AAD = calc_aad(Type, Version, Epoch, Seq),
- ssl_record:cipher_aead(dtls_v1:corresponding_tls_version(Version), Comp, WriteState1, AAD);
-encode_plain_text(Type, Version, Data, #{compression_state := CompS0,
+ TLSVersion = dtls_v1:corresponding_tls_version(Version),
+ {CipherFragment, CipherS1} =
+ ssl_cipher:cipher_aead(BulkCipherAlgo, CipherS0, Seq, AAD, Comp, TLSVersion),
+ {CipherFragment, WriteState0#{compression_state => CompS1,
+ cipher_state => CipherS1}};
+encode_plain_text(Type, Version, Fragment, #{compression_state := CompS0,
epoch := Epoch,
sequence_number := Seq,
+ cipher_state := CipherS0,
security_parameters :=
- #security_parameters{compression_algorithm = CompAlg}
+ #security_parameters{compression_algorithm = CompAlg,
+ bulk_cipher_algorithm =
+ BulkCipherAlgo}
}= WriteState0) ->
- {Comp, CompS1} = ssl_record:compress(CompAlg, Data, CompS0),
+ {Comp, CompS1} = ssl_record:compress(CompAlg, Fragment, CompS0),
WriteState1 = WriteState0#{compression_state => CompS1},
- MacHash = calc_mac_hash(Type, Version, WriteState1, Epoch, Seq, Comp),
- ssl_record:cipher(dtls_v1:corresponding_tls_version(Version), Comp, WriteState1, MacHash).
+ MAC = calc_mac_hash(Type, Version, WriteState1, Epoch, Seq, Comp),
+ TLSVersion = dtls_v1:corresponding_tls_version(Version),
+ {CipherFragment, CipherS1} =
+ ssl_cipher:cipher(BulkCipherAlgo, CipherS0, MAC, Fragment, TLSVersion),
+ {CipherFragment, WriteState0#{cipher_state => CipherS1}}.
decode_cipher_text(#ssl_tls{type = Type, version = Version,
epoch = Epoch,
sequence_number = Seq,
fragment = CipherFragment} = CipherText,
#{compression_state := CompressionS0,
+ cipher_state := CipherS0,
security_parameters :=
#security_parameters{
cipher_type = ?AEAD,
+ bulk_cipher_algorithm =
+ BulkCipherAlgo,
compression_algorithm = CompAlg}} = ReadState0,
ConnnectionStates0) ->
AAD = calc_aad(Type, Version, Epoch, Seq),
- case ssl_record:decipher_aead(dtls_v1:corresponding_tls_version(Version),
- CipherFragment, ReadState0, AAD) of
- {PlainFragment, ReadState1} ->
+ TLSVersion = dtls_v1:corresponding_tls_version(Version),
+ case ssl_cipher:decipher_aead(BulkCipherAlgo, CipherS0, Seq, AAD, CipherFragment, TLSVersion) of
+ {PlainFragment, CipherState} ->
{Plain, CompressionS1} = ssl_record:uncompress(CompAlg,
PlainFragment, CompressionS0),
- ReadState = ReadState1#{compression_state => CompressionS1},
+ ReadState = ReadState0#{compression_state => CompressionS1,
+ cipher_state => CipherState},
ConnnectionStates = set_connection_state_by_epoch(ReadState, Epoch, ConnnectionStates0, read),
{CipherText#ssl_tls{fragment = Plain}, ConnnectionStates};
#alert{} = Alert ->
@@ -509,8 +534,7 @@ calc_mac_hash(Type, Version, #{mac_secret := MacSecret,
security_parameters := #security_parameters{mac_algorithm = MacAlg}},
Epoch, SeqNo, Fragment) ->
Length = erlang:iolist_size(Fragment),
- NewSeq = (Epoch bsl 48) + SeqNo,
- mac_hash(Version, MacAlg, MacSecret, NewSeq, Type,
+ mac_hash(Version, MacAlg, MacSecret, Epoch, SeqNo, Type,
Length, Fragment).
highest_protocol_version() ->
@@ -523,10 +547,11 @@ sufficient_dtlsv1_2_crypto_support() ->
CryptoSupport = crypto:supports(),
proplists:get_bool(sha256, proplists:get_value(hashs, CryptoSupport)).
-mac_hash(Version, MacAlg, MacSecret, SeqNo, Type, Length, Fragment) ->
- dtls_v1:mac_hash(Version, MacAlg, MacSecret, SeqNo, Type,
- Length, Fragment).
-
+mac_hash({Major, Minor}, MacAlg, MacSecret, Epoch, SeqNo, Type, Length, Fragment) ->
+ Value = [<<?UINT16(Epoch), ?UINT48(SeqNo), ?BYTE(Type),
+ ?BYTE(Major), ?BYTE(Minor), ?UINT16(Length)>>,
+ Fragment],
+ dtls_v1:hmac_hash(MacAlg, MacSecret, Value).
+
calc_aad(Type, {MajVer, MinVer}, Epoch, SeqNo) ->
- NewSeq = (Epoch bsl 48) + SeqNo,
- <<NewSeq:64/integer, ?BYTE(Type), ?BYTE(MajVer), ?BYTE(MinVer)>>.
+ <<?UINT16(Epoch), ?UINT48(SeqNo), ?BYTE(Type), ?BYTE(MajVer), ?BYTE(MinVer)>>.
diff --git a/lib/ssl/src/dtls_v1.erl b/lib/ssl/src/dtls_v1.erl
index 7169477a82..51ee8ec047 100644
--- a/lib/ssl/src/dtls_v1.erl
+++ b/lib/ssl/src/dtls_v1.erl
@@ -21,8 +21,11 @@
-include("ssl_cipher.hrl").
--export([suites/1, all_suites/1, mac_hash/7, ecc_curves/1,
- corresponding_tls_version/1, corresponding_dtls_version/1]).
+-export([suites/1, all_suites/1, hmac_hash/3, ecc_curves/1,
+ corresponding_tls_version/1, corresponding_dtls_version/1,
+ cookie_secret/0, cookie_timeout/0]).
+
+-define(COOKIE_BASE_TIMEOUT, 30000).
-spec suites(Minor:: 253|255) -> [ssl_cipher:cipher_suite()].
@@ -37,9 +40,8 @@ all_suites(Version) ->
end,
ssl_cipher:all_suites(corresponding_tls_version(Version))).
-mac_hash(Version, MacAlg, MacSecret, SeqNo, Type, Length, Fragment) ->
- tls_v1:mac_hash(MacAlg, MacSecret, SeqNo, Type, Version,
- Length, Fragment).
+hmac_hash(MacAlg, MacSecret, Value) ->
+ tls_v1:hmac_hash(MacAlg, MacSecret, Value).
ecc_curves({_Major, Minor}) ->
tls_v1:ecc_curves(corresponding_minor_tls_version(Minor)).
@@ -47,6 +49,13 @@ ecc_curves({_Major, Minor}) ->
corresponding_tls_version({254, Minor}) ->
{3, corresponding_minor_tls_version(Minor)}.
+cookie_secret() ->
+ crypto:strong_rand_bytes(32).
+
+cookie_timeout() ->
+ %% Cookie will live for two timeouts periods
+ round(rand:uniform() * ?COOKIE_BASE_TIMEOUT/2).
+
corresponding_minor_tls_version(255) ->
2;
corresponding_minor_tls_version(253) ->
diff --git a/lib/ssl/src/ssl.appup.src b/lib/ssl/src/ssl.appup.src
index 2eda9d9491..bfdd0c205b 100644
--- a/lib/ssl/src/ssl.appup.src
+++ b/lib/ssl/src/ssl.appup.src
@@ -1,7 +1,6 @@
%% -*- erlang -*-
{"%VSN%",
[
- {<<"8.1.1">>, [{load_module, tls_connection, soft_purge, soft_purge, []}]},
{<<"8\\..*">>, [{restart_application, ssl}]},
{<<"7\\..*">>, [{restart_application, ssl}]},
{<<"6\\..*">>, [{restart_application, ssl}]},
@@ -10,7 +9,6 @@
{<<"3\\..*">>, [{restart_application, ssl}]}
],
[
- {<<"8.1.1">>, [{load_module, tls_connection, soft_purge, soft_purge, []}]},
{<<"8\\..*">>, [{restart_application, ssl}]},
{<<"7\\..*">>, [{restart_application, ssl}]},
{<<"6\\..*">>, [{restart_application, ssl}]},
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl
index 9a106f9742..d9e47c43ad 100644
--- a/lib/ssl/src/ssl.erl
+++ b/lib/ssl/src/ssl.erl
@@ -38,16 +38,13 @@
getopts/2, setopts/2, getstat/1, getstat/2
]).
%% SSL/TLS protocol handling
--export([cipher_suites/0, cipher_suites/1, eccs/0, eccs/1,
- connection_info/1, versions/0, session_info/1, format_error/1,
- renegotiate/1, prf/5, negotiated_protocol/1, negotiated_next_protocol/1,
+
+-export([cipher_suites/0, cipher_suites/1, eccs/0, eccs/1, versions/0,
+ format_error/1, renegotiate/1, prf/5, negotiated_protocol/1,
connection_information/1, connection_information/2]).
%% Misc
-export([handle_options/2, tls_version/1]).
--deprecated({negotiated_next_protocol, 1, next_major_release}).
--deprecated({connection_info, 1, next_major_release}).
-
-include("ssl_api.hrl").
-include("ssl_internal.hrl").
-include("ssl_record.hrl").
@@ -115,7 +112,7 @@ connect(Host, Port, Options) ->
connect(Host, Port, Options, Timeout) when (is_integer(Timeout) andalso Timeout >= 0) or (Timeout == infinity) ->
try
- {ok, Config} = handle_options(Options, client),
+ {ok, Config} = handle_options(Options, client, Host),
case Config#config.connection_cb of
tls_connection ->
tls_socket:connect(Host,Port,Config,Timeout);
@@ -307,7 +304,7 @@ controlling_process(#sslsocket{pid = {Listen,
%% Description: Return SSL information for the connection
%%--------------------------------------------------------------------
connection_information(#sslsocket{pid = Pid}) when is_pid(Pid) ->
- case ssl_connection:connection_information(Pid) of
+ case ssl_connection:connection_information(Pid, false) of
{ok, Info} ->
{ok, [Item || Item = {_Key, Value} <- Info, Value =/= undefined]};
Error ->
@@ -323,8 +320,8 @@ connection_information(#sslsocket{pid = {udp,_}}) ->
%%
%% Description: Return SSL information for the connection
%%--------------------------------------------------------------------
-connection_information(#sslsocket{} = SSLSocket, Items) ->
- case connection_information(SSLSocket) of
+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),
Value =/= undefined]};
@@ -333,21 +330,6 @@ connection_information(#sslsocket{} = SSLSocket, Items) ->
end.
%%--------------------------------------------------------------------
-%% Deprecated
--spec connection_info(#sslsocket{}) -> {ok, {tls_record:tls_atom_version(), ssl_cipher:erl_cipher_suite()}} |
- {error, reason()}.
-%%
-%% Description: Returns ssl protocol and cipher used for the connection
-%%--------------------------------------------------------------------
-connection_info(#sslsocket{} = SSLSocket) ->
- case connection_information(SSLSocket) of
- {ok, Result} ->
- {ok, {proplists:get_value(protocol, Result), proplists:get_value(cipher_suite, Result)}};
- Error ->
- Error
- end.
-
-%%--------------------------------------------------------------------
-spec peername(#sslsocket{}) -> {ok, {inet:ip_address(), inet:port_number()}} | {error, reason()}.
%%
%% Description: same as inet:peername/1.
@@ -392,20 +374,6 @@ negotiated_protocol(#sslsocket{pid = Pid}) ->
ssl_connection:negotiated_protocol(Pid).
%%--------------------------------------------------------------------
--spec negotiated_next_protocol(#sslsocket{}) -> {ok, binary()} | {error, reason()}.
-%%
-%% Description: Returns the next protocol that has been negotiated. If no
-%% protocol has been negotiated will return {error, next_protocol_not_negotiated}
-%%--------------------------------------------------------------------
-negotiated_next_protocol(Socket) ->
- case negotiated_protocol(Socket) of
- {error, protocol_not_negotiated} ->
- {error, next_protocol_not_negotiated};
- Res ->
- Res
- end.
-
-%%--------------------------------------------------------------------
-spec cipher_suites() -> [ssl_cipher:erl_cipher_suite()] | [string()].
%%--------------------------------------------------------------------
cipher_suites() ->
@@ -555,19 +523,6 @@ sockname(#sslsocket{pid = Pid, fd = {Transport, Socket, _, _}}) when is_pid(Pid)
tls_socket:sockname(Transport, Socket).
%%---------------------------------------------------------------
--spec session_info(#sslsocket{}) -> {ok, list()} | {error, reason()}.
-%%
-%% Description: Returns list of session info currently [{session_id, session_id(),
-%% {cipher_suite, cipher_suite()}]
-%%--------------------------------------------------------------------
-session_info(#sslsocket{pid = Pid}) when is_pid(Pid) ->
- ssl_connection:session_info(Pid);
-session_info(#sslsocket{pid = {udp,_}}) ->
- {error, enotconn};
-session_info(#sslsocket{pid = {Listen,_}}) when is_port(Listen) ->
- {error, enotconn}.
-
-%%---------------------------------------------------------------
-spec versions() -> [{ssl_app, string()} | {supported, [tls_record:tls_atom_version()]} |
{available, [tls_record:tls_atom_version()]}].
%%
@@ -677,8 +632,12 @@ do_listen(Port, #config{transport_info = {Transport, _, _, _}} = Config, dtls_c
%% Handle extra ssl options given to ssl_accept
-spec handle_options([any()], #ssl_options{}) -> #ssl_options{}
; ([any()], client | server) -> {ok, #config{}}.
+handle_options(Opts, Role) ->
+ handle_options(Opts, Role, undefined).
+
+
handle_options(Opts0, #ssl_options{protocol = Protocol, cacerts = CaCerts0,
- cacertfile = CaCertFile0} = InheritedSslOpts) ->
+ cacertfile = CaCertFile0} = InheritedSslOpts, _) ->
RecordCB = record_cb(Protocol),
CaCerts = handle_option(cacerts, Opts0, CaCerts0),
{Verify, FailIfNoPeerCert, CaCertDefault, VerifyFun, PartialChainHanlder,
@@ -711,7 +670,7 @@ handle_options(Opts0, #ssl_options{protocol = Protocol, cacerts = CaCerts0,
end;
%% Handle all options in listen and connect
-handle_options(Opts0, Role) ->
+handle_options(Opts0, Role, Host) ->
Opts = proplists:expand([{binary, [{mode, binary}]},
{list, [{mode, list}]}], Opts0),
assert_proplist(Opts),
@@ -783,7 +742,9 @@ handle_options(Opts0, Role) ->
make_next_protocol_selector(
handle_option(client_preferred_next_protocols, Opts, undefined)),
log_alert = handle_option(log_alert, Opts, true),
- server_name_indication = handle_option(server_name_indication, Opts, undefined),
+ server_name_indication = handle_option(server_name_indication, Opts,
+ default_option_role(client,
+ server_name_indication_default(Host), Role)),
sni_hosts = handle_option(sni_hosts, Opts, []),
sni_fun = handle_option(sni_fun, Opts, undefined),
honor_cipher_order = handle_option(honor_cipher_order, Opts,
@@ -1027,12 +988,20 @@ validate_option(next_protocols_advertised = Opt, Value) when is_list(Value) ->
validate_option(next_protocols_advertised, undefined) ->
undefined;
-validate_option(server_name_indication, Value) when is_list(Value) ->
+validate_option(server_name_indication = Opt, Value) when is_list(Value) ->
+ %% RFC 6066, Section 3: Currently, the only server names supported are
+ %% DNS hostnames
+ case inet_parse:domain(Value) of
+ false ->
+ throw({error, {options, {{Opt, Value}}}});
+ true ->
+ Value
+ end;
+validate_option(server_name_indication, undefined = Value) ->
Value;
validate_option(server_name_indication, disable) ->
- disable;
-validate_option(server_name_indication, undefined) ->
undefined;
+
validate_option(sni_hosts, []) ->
[];
validate_option(sni_hosts, [{Hostname, SSLOptions} | Tail]) when is_list(Hostname) ->
@@ -1076,15 +1045,15 @@ validate_option(protocol, Value = dtls) ->
validate_option(Opt, Value) ->
throw({error, {options, {Opt, Value}}}).
-handle_hashsigns_option(Value, {Major, Minor} = Version) when is_list(Value)
- andalso Major >= 3 andalso Minor >= 3->
+handle_hashsigns_option(Value, Version) when is_list(Value)
+ andalso Version >= {3, 3} ->
case tls_v1:signature_algs(Version, Value) of
[] ->
throw({error, {options, no_supported_algorithms, {signature_algs, Value}}});
_ ->
Value
end;
-handle_hashsigns_option(_, {Major, Minor} = Version) when Major >= 3 andalso Minor >= 3->
+handle_hashsigns_option(_, Version) when Version >= {3, 3} ->
handle_hashsigns_option(tls_v1:default_signature_algs(Version), Version);
handle_hashsigns_option(_, _Version) ->
undefined.
@@ -1118,7 +1087,7 @@ validate_versions([Version | Rest], Versions) when Version == 'tlsv1.2';
Version == sslv3 ->
tls_validate_versions(Rest, Versions);
validate_versions([Version | Rest], Versions) when Version == 'dtlsv1';
- Version == 'dtlsv2'->
+ Version == 'dtlsv1.2'->
dtls_validate_versions(Rest, Versions);
validate_versions([Ver| _], Versions) ->
throw({error, {options, {Ver, {versions, Versions}}}}).
@@ -1136,7 +1105,7 @@ tls_validate_versions([Ver| _], Versions) ->
dtls_validate_versions([], Versions) ->
Versions;
dtls_validate_versions([Version | Rest], Versions) when Version == 'dtlsv1';
- Version == 'dtlsv2'->
+ Version == 'dtlsv1.2'->
dtls_validate_versions(Rest, Versions);
dtls_validate_versions([Ver| _], Versions) ->
throw({error, {options, {Ver, {versions, Versions}}}}).
@@ -1480,3 +1449,18 @@ default_cb_info(tls) ->
{gen_tcp, tcp, tcp_closed, tcp_error};
default_cb_info(dtls) ->
{gen_udp, udp, udp_closed, udp_error}.
+
+include_security_info([]) ->
+ false;
+include_security_info([Item | Items]) ->
+ case lists:member(Item, [client_random, server_random, master_secret]) of
+ true ->
+ true;
+ false ->
+ include_security_info(Items)
+ end.
+
+server_name_indication_default(Host) when is_list(Host) ->
+ Host;
+server_name_indication_default(_) ->
+ undefined.
diff --git a/lib/ssl/src/ssl_certificate.erl b/lib/ssl/src/ssl_certificate.erl
index 2046ec75b3..0dd5e5c5cf 100644
--- a/lib/ssl/src/ssl_certificate.erl
+++ b/lib/ssl/src/ssl_certificate.erl
@@ -125,7 +125,7 @@ file_to_crls(File, DbHandle) ->
%% Description: Validates ssl/tls specific extensions
%%--------------------------------------------------------------------
validate(_,{extension, #'Extension'{extnID = ?'id-ce-extKeyUsage',
- extnValue = KeyUse}}, UserState = {Role, _,_, _, _}) ->
+ extnValue = KeyUse}}, UserState = {Role, _,_, _, _, _}) ->
case is_valid_extkey_usage(KeyUse, Role) of
true ->
{valid, UserState};
@@ -138,8 +138,15 @@ validate(_, {bad_cert, _} = Reason, _) ->
{fail, Reason};
validate(_, valid, UserState) ->
{valid, UserState};
-validate(_, valid_peer, UserState) ->
- {valid, UserState}.
+validate(Cert, valid_peer, UserState = {client, _,_, Hostname, _, _}) when Hostname =/= undefined ->
+ case public_key:pkix_verify_hostname(Cert, [{dns_id, Hostname}]) of
+ true ->
+ {valid, UserState};
+ false ->
+ {fail, {bad_cert, hostname_check_failed}}
+ end;
+validate(_, valid_peer, UserState) ->
+ {valid, UserState}.
%%--------------------------------------------------------------------
-spec is_valid_key_usage(list(), term()) -> boolean().
diff --git a/lib/ssl/src/ssl_cipher.erl b/lib/ssl/src/ssl_cipher.erl
index 32f05628bb..bd60197c88 100644
--- a/lib/ssl/src/ssl_cipher.erl
+++ b/lib/ssl/src/ssl_cipher.erl
@@ -40,7 +40,7 @@
ec_keyed_suites/0, anonymous_suites/1, psk_suites/1, srp_suites/0,
rc4_suites/1, des_suites/1, openssl_suite/1, openssl_suite_name/1, filter/2, filter_suites/1,
hash_algorithm/1, sign_algorithm/1, is_acceptable_hash/2, is_fallback/1,
- random_bytes/1, calc_aad/3, calc_mac_hash/4,
+ random_bytes/1, calc_mac_hash/4,
is_stream_ciphersuite/1]).
-export_type([cipher_suite/0,
@@ -157,7 +157,7 @@ cipher_aead(?CHACHA20_POLY1305, CipherState, SeqNo, AAD, Fragment, Version) ->
aead_cipher(chacha20_poly1305, #cipher_state{key=Key} = CipherState, SeqNo, AAD0, Fragment, _Version) ->
CipherLen = erlang:iolist_size(Fragment),
AAD = <<AAD0/binary, ?UINT16(CipherLen)>>,
- Nonce = <<SeqNo:64/integer>>,
+ Nonce = ?uint64(SeqNo),
{Content, CipherTag} = crypto:block_encrypt(chacha20_poly1305, Key, Nonce, {AAD, Fragment}),
{<<Content/binary, CipherTag/binary>>, CipherState};
aead_cipher(Type, #cipher_state{key=Key, iv = IV0, nonce = Nonce} = CipherState, _SeqNo, AAD0, Fragment, _Version) ->
@@ -280,7 +280,7 @@ aead_ciphertext_to_state(chacha20_poly1305, SeqNo, _IV, AAD0, Fragment, _Version
CipherLen = size(Fragment) - 16,
<<CipherText:CipherLen/bytes, CipherTag:16/bytes>> = Fragment,
AAD = <<AAD0/binary, ?UINT16(CipherLen)>>,
- Nonce = <<SeqNo:64/integer>>,
+ Nonce = ?uint64(SeqNo),
{Nonce, AAD, CipherText, CipherTag};
aead_ciphertext_to_state(_, _SeqNo, <<Salt:4/bytes, _/binary>>, AAD0, Fragment, _Version) ->
CipherLen = size(Fragment) - 24,
@@ -1531,10 +1531,6 @@ is_fallback(CipherSuites)->
random_bytes(N) ->
crypto:strong_rand_bytes(N).
-calc_aad(Type, {MajVer, MinVer},
- #{sequence_number := SeqNo}) ->
- <<SeqNo:64/integer, ?BYTE(Type), ?BYTE(MajVer), ?BYTE(MinVer)>>.
-
calc_mac_hash(Type, Version,
PlainFragment, #{sequence_number := SeqNo,
mac_secret := MacSecret,
diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl
index ad220ae9de..e935e07b65 100644
--- a/lib/ssl/src/ssl_connection.erl
+++ b/lib/ssl/src/ssl_connection.erl
@@ -42,9 +42,9 @@
%% User Events
-export([send/2, recv/3, close/2, shutdown/2,
- new_user/2, get_opts/2, set_opts/2, session_info/1,
+ new_user/2, get_opts/2, set_opts/2,
peer_certificate/1, renegotiation/1, negotiated_protocol/1, prf/5,
- connection_information/1, handle_common_event/5
+ connection_information/2, handle_common_event/5
]).
%% General gen_statem state functions with extra callback argument
@@ -185,12 +185,12 @@ recv(Pid, Length, Timeout) ->
call(Pid, {recv, Length, Timeout}).
%%--------------------------------------------------------------------
--spec connection_information(pid()) -> {ok, list()} | {error, reason()}.
+-spec connection_information(pid(), boolean()) -> {ok, list()} | {error, reason()}.
%%
%% Description: Get the SNI hostname
%%--------------------------------------------------------------------
-connection_information(Pid) when is_pid(Pid) ->
- call(Pid, connection_information).
+connection_information(Pid, IncludeSecrityInfo) when is_pid(Pid) ->
+ call(Pid, {connection_information, IncludeSecrityInfo}).
%%--------------------------------------------------------------------
-spec close(pid(), {close, Timeout::integer() |
@@ -247,14 +247,6 @@ set_opts(ConnectionPid, Options) ->
call(ConnectionPid, {set_opts, Options}).
%%--------------------------------------------------------------------
--spec session_info(pid()) -> {ok, list()} | {error, reason()}.
-%%
-%% Description: Returns info about the ssl session
-%%--------------------------------------------------------------------
-session_info(ConnectionPid) ->
- call(ConnectionPid, session_info).
-
-%%--------------------------------------------------------------------
-spec peer_certificate(pid()) -> {ok, binary()| undefined} | {error, reason()}.
%%
%% Description: Returns the peer cert
@@ -509,13 +501,7 @@ certify(internal, #certificate{} = Cert,
crl_db = CRLDbInfo,
ssl_options = Opts} = State, Connection) ->
case ssl_handshake:certify(Cert, CertDbHandle, CertDbRef,
- Opts#ssl_options.depth,
- Opts#ssl_options.verify,
- Opts#ssl_options.verify_fun,
- Opts#ssl_options.partial_chain,
- Opts#ssl_options.crl_check,
- CRLDbInfo,
- Role) of
+ Opts, CRLDbInfo, Role) of
{PeerCert, PublicKeyInfo} ->
handle_peer_cert(Role, PeerCert, PublicKeyInfo,
State#state{client_certificate_requested = false}, Connection);
@@ -775,14 +761,12 @@ connection({call, From}, renegotiate, #state{protocol_cb = Connection} = State,
connection({call, From}, peer_certificate,
#state{session = #session{peer_certificate = Cert}} = State, _) ->
hibernate_after(connection, State, [{reply, From, {ok, Cert}}]);
-connection({call, From}, connection_information, State, _) ->
+connection({call, From}, {connection_information, true}, State, _) ->
+ Info = connection_info(State) ++ security_info(State),
+ hibernate_after(connection, State, [{reply, From, {ok, Info}}]);
+connection({call, From}, {connection_information, false}, State, _) ->
Info = connection_info(State),
hibernate_after(connection, State, [{reply, From, {ok, Info}}]);
-connection({call, From}, session_info, #state{session = #session{session_id = Id,
- cipher_suite = Suite}} = State, _) ->
- SessionInfo = [{session_id, Id},
- {cipher_suite, ssl_cipher:erl_suite_definition(Suite)}],
- hibernate_after(connection, State, [{reply, From, SessionInfo}]);
connection({call, From}, negotiated_protocol,
#state{negotiated_protocol = undefined} = State, _) ->
hibernate_after(connection, State, [{reply, From, {error, protocol_not_negotiated}}]);
@@ -1019,7 +1003,7 @@ terminate(_, _, #state{terminated = true}) ->
%% Happens when user closes the connection using ssl:close/1
%% we want to guarantee that Transport:close has been called
%% when ssl:close/1 returns unless it is a downgrade where
- %% we want to guarantee that close alert is recived before
+ %% we want to guarantee that close alert is received before
%% returning. In both cases terminate has been run manually
%% before run by gen_statem which will end up here
ok;
@@ -1194,7 +1178,8 @@ handle_alert(#alert{level = ?WARNING} = Alert, StateName,
%%% Internal functions
%%--------------------------------------------------------------------
connection_info(#state{sni_hostname = SNIHostname,
- session = #session{cipher_suite = CipherSuite, ecc = ECCCurve},
+ session = #session{session_id = SessionId,
+ cipher_suite = CipherSuite, ecc = ECCCurve},
protocol_cb = Connection,
negotiated_version = {_,_} = Version,
ssl_options = Opts}) ->
@@ -1209,9 +1194,18 @@ connection_info(#state{sni_hostname = SNIHostname,
[]
end,
[{protocol, RecordCB:protocol_version(Version)},
+ {session_id, SessionId},
{cipher_suite, CipherSuiteDef},
{sni_hostname, SNIHostname} | CurveInfo] ++ ssl_options_list(Opts).
+security_info(#state{connection_states = ConnectionStates}) ->
+ #{security_parameters :=
+ #security_parameters{client_random = ClientRand,
+ server_random = ServerRand,
+ master_secret = MasterSecret}} =
+ ssl_record:current_connection_state(ConnectionStates, read),
+ [{client_random, ClientRand}, {server_random, ServerRand}, {master_secret, MasterSecret}].
+
do_server_hello(Type, #hello_extensions{next_protocol_negotiation = NextProtocols} =
ServerHelloExt,
#state{negotiated_version = Version,
@@ -1688,7 +1682,7 @@ request_client_cert(#state{ssl_options = #ssl_options{verify = verify_peer,
ssl_record:pending_connection_state(ConnectionStates0, read),
TLSVersion = ssl:tls_version(Version),
HashSigns = ssl_handshake:available_signature_algs(SupportedHashSigns,
- TLSVersion, [TLSVersion]),
+ TLSVersion),
Msg = ssl_handshake:certificate_request(CipherSuite, CertDbHandle, CertDbRef,
HashSigns, TLSVersion),
State = Connection:queue_handshake(Msg, State0),
diff --git a/lib/ssl/src/ssl_connection.hrl b/lib/ssl/src/ssl_connection.hrl
index b597c059af..3e26f67de1 100644
--- a/lib/ssl/src/ssl_connection.hrl
+++ b/lib/ssl/src/ssl_connection.hrl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2013-2016. All Rights Reserved.
+%% Copyright Ericsson AB 2013-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -91,7 +91,8 @@
%% 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.
+ flight_state = reliable, %% reliable | {retransmit, integer()}| {waiting, ref(), integer()} - last two is used in DTLS over udp.
+ protocol_specific = #{} :: map()
}).
-define(DEFAULT_DIFFIE_HELLMAN_PARAMS,
#'DHParameter'{prime = ?DEFAULT_DIFFIE_HELLMAN_PRIME,
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl
index e84473f215..58db8449d6 100644
--- a/lib/ssl/src/ssl_handshake.erl
+++ b/lib/ssl/src/ssl_handshake.erl
@@ -50,7 +50,7 @@
finished/5, next_protocol/1]).
%% Handle handshake messages
--export([certify/10, client_certificate_verify/6, certificate_verify/6, verify_signature/5,
+-export([certify/6, client_certificate_verify/6, certificate_verify/6, verify_signature/5,
master_secret/4, server_key_exchange_hash/2, verify_connection/6,
init_handshake_history/0, update_handshake_history/3, verify_server_key/5
]).
@@ -64,11 +64,11 @@
]).
%% Cipher suites handling
--export([available_suites/2, available_signature_algs/3, cipher_suites/2,
+-export([available_suites/2, available_signature_algs/2, cipher_suites/2,
select_session/11, supported_ecc/1, available_signature_algs/4]).
%% Extensions handling
--export([client_hello_extensions/6,
+-export([client_hello_extensions/5,
handle_client_hello_extensions/9, %% Returns server hello extensions
handle_server_hello_extensions/9, select_curve/2, select_curve/3
]).
@@ -119,10 +119,9 @@ server_hello(SessionId, Version, ConnectionStates, Extensions) ->
server_hello_done() ->
#server_hello_done{}.
-client_hello_extensions(Host, Version, CipherSuites,
+client_hello_extensions(Version, CipherSuites,
#ssl_options{signature_algs = SupportedHashSigns,
- eccs = SupportedECCs,
- versions = AllVersions} = SslOpts, ConnectionStates, Renegotiation) ->
+ eccs = SupportedECCs} = SslOpts, ConnectionStates, Renegotiation) ->
{EcPointFormats, EllipticCurves} =
case advertises_ec_ciphers(lists:map(fun ssl_cipher:suite_definition/1, CipherSuites)) of
true ->
@@ -136,14 +135,14 @@ client_hello_extensions(Host, Version, CipherSuites,
renegotiation_info = renegotiation_info(tls_record, client,
ConnectionStates, Renegotiation),
srp = SRP,
- signature_algs = available_signature_algs(SupportedHashSigns, Version, AllVersions),
+ signature_algs = available_signature_algs(SupportedHashSigns, Version),
ec_point_formats = EcPointFormats,
elliptic_curves = EllipticCurves,
alpn = encode_alpn(SslOpts#ssl_options.alpn_advertised_protocols, Renegotiation),
next_protocol_negotiation =
encode_client_protocol_negotiation(SslOpts#ssl_options.next_protocol_selector,
Renegotiation),
- sni = sni(Host, SslOpts#ssl_options.server_name_indication)}.
+ sni = sni(SslOpts#ssl_options.server_name_indication)}.
%%--------------------------------------------------------------------
-spec certificate(der_cert(), db_handle(), certdb_ref(), client | server) -> #certificate{} | #alert{}.
@@ -389,24 +388,26 @@ verify_signature(_, Hash, {HashAlgo, _SignAlg}, Signature,
%%--------------------------------------------------------------------
--spec certify(#certificate{}, db_handle(), certdb_ref(), integer() | nolimit,
- verify_peer | verify_none, {fun(), term}, fun(), term(), term(),
+-spec certify(#certificate{}, db_handle(), certdb_ref(), #ssl_options{}, term(),
client | server) -> {der_cert(), public_key_info()} | #alert{}.
%%
%% Description: Handles a certificate handshake message
%%--------------------------------------------------------------------
certify(#certificate{asn1_certificates = ASN1Certs}, CertDbHandle, CertDbRef,
- MaxPathLen, _Verify, ValidationFunAndState0, PartialChain, CRLCheck, CRLDbHandle, Role) ->
+ Opts, CRLDbHandle, Role) ->
+
[PeerCert | _] = ASN1Certs,
try
{TrustedCert, CertPath} =
- ssl_certificate:trusted_cert_and_path(ASN1Certs, CertDbHandle, CertDbRef, PartialChain),
- ValidationFunAndState = validation_fun_and_state(ValidationFunAndState0, Role,
+ ssl_certificate:trusted_cert_and_path(ASN1Certs, CertDbHandle, CertDbRef,
+ Opts#ssl_options.partial_chain),
+ ValidationFunAndState = validation_fun_and_state(Opts#ssl_options.verify_fun, Role,
CertDbHandle, CertDbRef,
- CRLCheck, CRLDbHandle, CertPath),
+ Opts#ssl_options.server_name_indication,
+ Opts#ssl_options.crl_check, CRLDbHandle, CertPath),
case public_key:pkix_path_validation(TrustedCert,
CertPath,
- [{max_path_length, MaxPathLen},
+ [{max_path_length, Opts#ssl_options.depth},
{verify_fun, ValidationFunAndState}]) of
{ok, {PublicKeyInfo,_}} ->
{PeerCert, PublicKeyInfo};
@@ -1523,25 +1524,16 @@ select_shared_curve([Curve | Rest], Curves) ->
select_shared_curve(Rest, Curves)
end.
-%% RFC 6066, Section 3: Currently, the only server names supported are
-%% DNS hostnames
-sni(_, disable) ->
+sni(undefined) ->
undefined;
-sni(Host, undefined) ->
- sni1(Host);
-sni(_Host, SNIOption) ->
- sni1(SNIOption).
-
-sni1(Hostname) ->
- case inet_parse:domain(Hostname) of
- false -> undefined;
- true -> #sni{hostname = Hostname}
- end.
+sni(Hostname) ->
+ #sni{hostname = Hostname}.
+
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
validation_fun_and_state({Fun, UserState0}, Role, CertDbHandle, CertDbRef,
- CRLCheck, CRLDbHandle, CertPath) ->
+ ServerNameIndication, CRLCheck, CRLDbHandle, CertPath) ->
{fun(OtpCert, {extension, _} = Extension, {SslState, UserState}) ->
case ssl_certificate:validate(OtpCert,
Extension,
@@ -1558,9 +1550,9 @@ validation_fun_and_state({Fun, UserState0}, Role, CertDbHandle, CertDbRef,
(OtpCert, VerifyResult, {SslState, UserState}) ->
apply_user_fun(Fun, OtpCert, VerifyResult, UserState,
SslState, CertPath)
- end, {{Role, CertDbHandle, CertDbRef, CRLCheck, CRLDbHandle}, UserState0}};
+ end, {{Role, CertDbHandle, CertDbRef, ServerNameIndication, CRLCheck, CRLDbHandle}, UserState0}};
validation_fun_and_state(undefined, Role, CertDbHandle, CertDbRef,
- CRLCheck, CRLDbHandle, CertPath) ->
+ ServerNameIndication, CRLCheck, CRLDbHandle, CertPath) ->
{fun(OtpCert, {extension, _} = Extension, SslState) ->
ssl_certificate:validate(OtpCert,
Extension,
@@ -1569,8 +1561,10 @@ validation_fun_and_state(undefined, Role, CertDbHandle, CertDbRef,
(VerifyResult == valid_peer) ->
case crl_check(OtpCert, CRLCheck, CertDbHandle, CertDbRef,
CRLDbHandle, VerifyResult, CertPath) of
- valid ->
- {VerifyResult, SslState};
+ valid ->
+ ssl_certificate:validate(OtpCert,
+ VerifyResult,
+ SslState);
Reason ->
{fail, Reason}
end;
@@ -1578,10 +1572,10 @@ validation_fun_and_state(undefined, Role, CertDbHandle, CertDbRef,
ssl_certificate:validate(OtpCert,
VerifyResult,
SslState)
- end, {Role, CertDbHandle, CertDbRef, CRLCheck, CRLDbHandle}}.
+ end, {Role, CertDbHandle, CertDbRef, ServerNameIndication, CRLCheck, CRLDbHandle}}.
apply_user_fun(Fun, OtpCert, VerifyResult, UserState0,
- {_, CertDbHandle, CertDbRef, CRLCheck, CRLDbHandle} = SslState, CertPath) when
+ {_, CertDbHandle, CertDbRef, _, CRLCheck, CRLDbHandle} = SslState, CertPath) when
(VerifyResult == valid) or (VerifyResult == valid_peer) ->
case Fun(OtpCert, VerifyResult, UserState0) of
{Valid, UserState} when (Valid == valid) or (Valid == valid_peer) ->
@@ -2150,16 +2144,11 @@ is_member(Suite, SupportedSuites) ->
select_compression(_CompressionMetodes) ->
?NULL.
-available_signature_algs(undefined, _, _) ->
+available_signature_algs(undefined, _) ->
undefined;
-available_signature_algs(SupportedHashSigns, {Major, Minor}, AllVersions) when Major >= 3 andalso Minor >= 3 ->
- case tls_record:lowest_protocol_version(AllVersions) of
- {3, 3} ->
- #hash_sign_algos{hash_sign_algos = SupportedHashSigns};
- _ ->
- undefined
- end;
-available_signature_algs(_, _, _) ->
+available_signature_algs(SupportedHashSigns, Version) when Version >= {3, 3} ->
+ #hash_sign_algos{hash_sign_algos = SupportedHashSigns};
+available_signature_algs(_, _) ->
undefined.
psk_secret(PSKIdentity, PSKLookup) ->
@@ -2346,11 +2335,11 @@ bad_key(#'RSAPrivateKey'{}) ->
bad_key(#'ECPrivateKey'{}) ->
unacceptable_ecdsa_key.
-available_signature_algs(undefined, SupportedHashSigns, _, {Major, Minor}) when
- (Major >= 3) andalso (Minor >= 3) ->
+available_signature_algs(undefined, SupportedHashSigns, _, Version) when
+ Version >= {3,3} ->
SupportedHashSigns;
available_signature_algs(#hash_sign_algos{hash_sign_algos = ClientHashSigns}, SupportedHashSigns,
- _, {Major, Minor}) when (Major >= 3) andalso (Minor >= 3) ->
+ _, Version) when Version >= {3,3} ->
sets:to_list(sets:intersection(sets:from_list(ClientHashSigns),
sets:from_list(SupportedHashSigns)));
available_signature_algs(_, _, _, _) ->
diff --git a/lib/ssl/src/ssl_internal.hrl b/lib/ssl/src/ssl_internal.hrl
index ac212a56d8..24ac34653e 100644
--- a/lib/ssl/src/ssl_internal.hrl
+++ b/lib/ssl/src/ssl_internal.hrl
@@ -144,7 +144,7 @@
honor_ecc_order :: boolean(),
v2_hello_compatible :: boolean(),
max_handshake_size :: integer()
- }).
+ }).
-record(socket_options,
{
diff --git a/lib/ssl/src/ssl_record.erl b/lib/ssl/src/ssl_record.erl
index b10069c3cb..62c2ffce8b 100644
--- a/lib/ssl/src/ssl_record.erl
+++ b/lib/ssl/src/ssl_record.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2013-2016. All Rights Reserved.
+%% Copyright Ericsson AB 2013-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -45,11 +45,7 @@
-export([compress/3, uncompress/3, compressions/0]).
%% Payload encryption/decryption
--export([cipher/4, decipher/4, is_correct_mac/2,
- cipher_aead/4, decipher_aead/4]).
-
-%% Encoding
--export([encode_plain_text/4]).
+-export([cipher/4, decipher/4, cipher_aead/4, is_correct_mac/2]).
-export_type([ssl_version/0, ssl_atom_version/0, connection_states/0, connection_state/0]).
@@ -67,7 +63,7 @@
connection_state().
%%
%% Description: Returns the instance of the connection_state map
-%% that is currently defined as the current conection state.
+%% that is currently defined as the current connection state.
%%--------------------------------------------------------------------
current_connection_state(ConnectionStates, read) ->
maps:get(current_read, ConnectionStates);
@@ -79,7 +75,7 @@ current_connection_state(ConnectionStates, write) ->
connection_state().
%%
%% Description: Returns the instance of the connection_state map
-%% that is pendingly defined as the pending conection state.
+%% that is pendingly defined as the pending connection state.
%%--------------------------------------------------------------------
pending_connection_state(ConnectionStates, read) ->
maps:get(pending_read, ConnectionStates);
@@ -271,26 +267,6 @@ set_pending_cipher_state(#{pending_read := Read,
pending_read => Read#{cipher_state => ServerState},
pending_write => Write#{cipher_state => ClientState}}.
-encode_plain_text(Type, Version, Data, #{compression_state := CompS0,
- security_parameters :=
- #security_parameters{
- cipher_type = ?AEAD,
- compression_algorithm = CompAlg}
- } = WriteState0) ->
- {Comp, CompS1} = ssl_record:compress(CompAlg, Data, CompS0),
- WriteState1 = WriteState0#{compression_state => CompS1},
- AAD = ssl_cipher:calc_aad(Type, Version, WriteState1),
- ssl_record:cipher_aead(Version, Comp, WriteState1, AAD);
-encode_plain_text(Type, Version, Data, #{compression_state := CompS0,
- security_parameters :=
- #security_parameters{compression_algorithm = CompAlg}
- }= WriteState0) ->
- {Comp, CompS1} = ssl_record:compress(CompAlg, Data, CompS0),
- WriteState1 = WriteState0#{compression_state => CompS1},
- MacHash = ssl_cipher:calc_mac_hash(Type, Version, Comp, WriteState1),
- ssl_record:cipher(Version, Comp, WriteState1, MacHash);
-encode_plain_text(_,_,_,CS) ->
- exit({cs, CS}).
uncompress(?NULL, Data, CS) ->
{Data, CS}.
@@ -322,12 +298,12 @@ cipher(Version, Fragment,
{CipherFragment, CipherS1} =
ssl_cipher:cipher(BulkCipherAlgo, CipherS0, MacHash, Fragment, Version),
{CipherFragment, WriteState0#{cipher_state => CipherS1}}.
-%%--------------------------------------------------------------------
--spec cipher_aead(ssl_version(), iodata(), connection_state(), MacHash::binary()) ->
- {CipherFragment::binary(), connection_state()}.
-%%
-%% Description: Payload encryption
-%%--------------------------------------------------------------------
+%% %%--------------------------------------------------------------------
+%% -spec cipher_aead(ssl_version(), iodata(), connection_state(), MacHash::binary()) ->
+%% {CipherFragment::binary(), connection_state()}.
+%% %%
+%% %% Description: Payload encryption
+%% %%--------------------------------------------------------------------
cipher_aead(Version, Fragment,
#{cipher_state := CipherS0,
sequence_number := SeqNo,
@@ -341,7 +317,8 @@ cipher_aead(Version, Fragment,
{CipherFragment, WriteState0#{cipher_state => CipherS1}}.
%%--------------------------------------------------------------------
--spec decipher(ssl_version(), binary(), connection_state(), boolean()) -> {binary(), binary(), connection_state} | #alert{}.
+-spec decipher(ssl_version(), binary(), connection_state(), boolean()) ->
+ {binary(), binary(), connection_state} | #alert{}.
%%
%% Description: Payload decryption
%%--------------------------------------------------------------------
@@ -359,26 +336,7 @@ decipher(Version, CipherFragment,
#alert{} = Alert ->
Alert
end.
-%%--------------------------------------------------------------------
--spec decipher_aead(ssl_version(), binary(), connection_state(), binary()) ->
- {binary(), binary(), connection_state()} | #alert{}.
-%%
-%% Description: Payload decryption
-%%--------------------------------------------------------------------
-decipher_aead(Version, CipherFragment,
- #{sequence_number := SeqNo,
- security_parameters :=
- #security_parameters{bulk_cipher_algorithm =
- BulkCipherAlgo},
- cipher_state := CipherS0
- } = ReadState, AAD) ->
- case ssl_cipher:decipher_aead(BulkCipherAlgo, CipherS0, SeqNo, AAD, CipherFragment, Version) of
- {PlainFragment, CipherS1} ->
- CS1 = ReadState#{cipher_state => CipherS1},
- {PlainFragment, CS1};
- #alert{} = Alert ->
- Alert
- end.
+
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
diff --git a/lib/ssl/src/tls_connection.erl b/lib/ssl/src/tls_connection.erl
index 831bbefc59..a289ee0a65 100644
--- a/lib/ssl/src/tls_connection.erl
+++ b/lib/ssl/src/tls_connection.erl
@@ -220,7 +220,7 @@ init({call, From}, {start, Timeout},
Cache, CacheCb, Renegotiation, Cert),
Version = Hello#client_hello.client_version,
- HelloVersion = tls_record:lowest_protocol_version(SslOpts#ssl_options.versions),
+ HelloVersion = tls_record:hello_version(Version, SslOpts#ssl_options.versions),
Handshake0 = ssl_handshake:init_handshake_history(),
{BinMsg, ConnectionStates, Handshake} =
encode_handshake(Hello, HelloVersion, ConnectionStates0, Handshake0, V2HComp),
diff --git a/lib/ssl/src/tls_handshake.erl b/lib/ssl/src/tls_handshake.erl
index 80d0239498..b54540393a 100644
--- a/lib/ssl/src/tls_handshake.erl
+++ b/lib/ssl/src/tls_handshake.erl
@@ -56,7 +56,7 @@ client_hello(Host, Port, ConnectionStates,
Version = tls_record:highest_protocol_version(Versions),
#{security_parameters := SecParams} = ssl_record:pending_connection_state(ConnectionStates, read),
AvailableCipherSuites = ssl_handshake:available_suites(UserSuites, Version),
- Extensions = ssl_handshake:client_hello_extensions(Host, Version,
+ Extensions = ssl_handshake:client_hello_extensions(Version,
AvailableCipherSuites,
SslOpts, ConnectionStates, Renegotiation),
CipherSuites =
@@ -88,7 +88,7 @@ client_hello(Host, Port, ConnectionStates,
#hello_extensions{}, {ssl_cipher:hash(), ssl_cipher:sign_algo()} | undefined} |
#alert{}.
%%
-%% Description: Handles a recieved hello message
+%% Description: Handles a received hello message
%%--------------------------------------------------------------------
hello(#server_hello{server_version = Version, random = Random,
cipher_suite = CipherSuite,
diff --git a/lib/ssl/src/tls_record.erl b/lib/ssl/src/tls_record.erl
index 993a1622fe..4ac6cdc6b5 100644
--- a/lib/ssl/src/tls_record.erl
+++ b/lib/ssl/src/tls_record.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2016. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -43,7 +43,7 @@
-export([protocol_version/1, lowest_protocol_version/1, lowest_protocol_version/2,
highest_protocol_version/1, highest_protocol_version/2,
is_higher/2, supported_protocol_versions/0,
- is_acceptable_version/1, is_acceptable_version/2]).
+ is_acceptable_version/1, is_acceptable_version/2, hello_version/2]).
%% Decoding
-export([decode_cipher_text/3]).
@@ -277,6 +277,7 @@ supported_protocol_versions([_|_] = Vsns) ->
NewVsns
end
end.
+
%%--------------------------------------------------------------------
%%
%% Description: ssl version 2 is not acceptable security risks are too big.
@@ -296,6 +297,11 @@ is_acceptable_version({N,_} = Version, Versions)
is_acceptable_version(_,_) ->
false.
+-spec hello_version(tls_version(), [tls_version()]) -> tls_version().
+hello_version(Version, _) when Version >= {3, 3} ->
+ Version;
+hello_version(_, Versions) ->
+ lowest_protocol_version(Versions).
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
@@ -372,7 +378,7 @@ get_tls_records_aux(Data, Acc) ->
end.
encode_plain_text(Type, Version, Data, #{current_write := Write0} = ConnectionStates) ->
- {CipherFragment, Write1} = ssl_record:encode_plain_text(Type, Version, Data, Write0),
+ {CipherFragment, Write1} = do_encode_plain_text(Type, Version, Data, Write0),
{CipherText, Write} = encode_tls_cipher_text(Type, Version, CipherFragment, Write1),
{CipherText, ConnectionStates#{current_write => Write}}.
@@ -446,19 +452,24 @@ decode_cipher_text(#ssl_tls{type = Type, version = Version,
#{current_read :=
#{compression_state := CompressionS0,
sequence_number := Seq,
+ cipher_state := CipherS0,
security_parameters :=
#security_parameters{
cipher_type = ?AEAD,
+ bulk_cipher_algorithm =
+ BulkCipherAlgo,
compression_algorithm = CompAlg}
} = ReadState0} = ConnnectionStates0, _) ->
- AAD = ssl_cipher:calc_aad(Type, Version, ReadState0),
- case ssl_record:decipher_aead(Version, CipherFragment, ReadState0, AAD) of
- {PlainFragment, ReadState1} ->
+ AAD = calc_aad(Type, Version, ReadState0),
+ case ssl_cipher:decipher_aead(BulkCipherAlgo, CipherS0, Seq, AAD, CipherFragment, Version) of
+ {PlainFragment, CipherS1} ->
{Plain, CompressionS1} = ssl_record:uncompress(CompAlg,
PlainFragment, CompressionS0),
ConnnectionStates = ConnnectionStates0#{
- current_read => ReadState1#{sequence_number => Seq + 1,
- compression_state => CompressionS1}},
+ current_read => ReadState0#{
+ cipher_state => CipherS1,
+ sequence_number => Seq + 1,
+ compression_state => CompressionS1}},
{CipherText#ssl_tls{fragment = Plain}, ConnnectionStates};
#alert{} = Alert ->
Alert
@@ -489,4 +500,29 @@ decode_cipher_text(#ssl_tls{type = Type, version = Version,
end;
#alert{} = Alert ->
Alert
- end.
+ end.
+
+do_encode_plain_text(Type, Version, Data, #{compression_state := CompS0,
+ security_parameters :=
+ #security_parameters{
+ cipher_type = ?AEAD,
+ compression_algorithm = CompAlg}
+ } = WriteState0) ->
+ {Comp, CompS1} = ssl_record:compress(CompAlg, Data, CompS0),
+ WriteState1 = WriteState0#{compression_state => CompS1},
+ AAD = calc_aad(Type, Version, WriteState1),
+ ssl_record:cipher_aead(Version, Comp, WriteState1, AAD);
+do_encode_plain_text(Type, Version, Data, #{compression_state := CompS0,
+ security_parameters :=
+ #security_parameters{compression_algorithm = CompAlg}
+ }= WriteState0) ->
+ {Comp, CompS1} = ssl_record:compress(CompAlg, Data, CompS0),
+ WriteState1 = WriteState0#{compression_state => CompS1},
+ MacHash = ssl_cipher:calc_mac_hash(Type, Version, Comp, WriteState1),
+ ssl_record:cipher(Version, Comp, WriteState1, MacHash);
+do_encode_plain_text(_,_,_,CS) ->
+ exit({cs, CS}).
+
+calc_aad(Type, {MajVer, MinVer},
+ #{sequence_number := SeqNo}) ->
+ <<?UINT64(SeqNo), ?BYTE(Type), ?BYTE(MajVer), ?BYTE(MinVer)>>.
diff --git a/lib/ssl/src/tls_v1.erl b/lib/ssl/src/tls_v1.erl
index 6797b290d4..a8fe119bf8 100644
--- a/lib/ssl/src/tls_v1.erl
+++ b/lib/ssl/src/tls_v1.erl
@@ -29,7 +29,7 @@
-include("ssl_internal.hrl").
-include("ssl_record.hrl").
--export([master_secret/4, finished/5, certificate_verify/3, mac_hash/7,
+-export([master_secret/4, finished/5, certificate_verify/3, mac_hash/7, hmac_hash/3,
setup_keys/8, suites/1, prf/5,
ecc_curves/1, ecc_curves/2, oid_to_enum/1, enum_to_oid/1,
default_signature_algs/1, signature_algs/2]).
@@ -221,11 +221,7 @@ suites(Minor) when Minor == 1; Minor == 2 ->
?TLS_RSA_WITH_3DES_EDE_CBC_SHA
];
suites(3) ->
- [
- ?TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256,
- ?TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256,
-
- ?TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
+ [?TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
?TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
?TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384,
?TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384,
@@ -234,7 +230,10 @@ suites(3) ->
?TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384,
?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384,
+ ?TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256,
+ ?TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256,
?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256,
+
?TLS_DHE_RSA_WITH_AES_256_GCM_SHA384,
?TLS_DHE_DSS_WITH_AES_256_GCM_SHA384,
?TLS_DHE_RSA_WITH_AES_256_CBC_SHA256,
@@ -407,7 +406,7 @@ is_pair(Hash, rsa, Hashs) ->
AtLeastMd5 = Hashs -- [md2,md4],
lists:member(Hash, AtLeastMd5).
-%% list ECC curves in prefered order
+%% list ECC curves in preferred order
-spec ecc_curves(1..3 | all) -> [named_curve()].
ecc_curves(all) ->
[sect571r1,sect571k1,secp521r1,brainpoolP512r1,
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-10 14:21:27 +0000