diff options
Diffstat (limited to 'lib/ssl/src')
-rw-r--r-- | lib/ssl/src/Makefile | 1 | ||||
-rw-r--r-- | lib/ssl/src/dtls_connection.erl | 2 | ||||
-rw-r--r-- | lib/ssl/src/inet6_tls_dist.erl | 46 | ||||
-rw-r--r-- | lib/ssl/src/inet_tls_dist.erl | 109 | ||||
-rw-r--r-- | lib/ssl/src/ssl.app.src | 3 | ||||
-rw-r--r-- | lib/ssl/src/ssl.appup.src | 20 | ||||
-rw-r--r-- | lib/ssl/src/ssl.erl | 135 | ||||
-rw-r--r-- | lib/ssl/src/ssl_certificate.erl | 22 | ||||
-rw-r--r-- | lib/ssl/src/ssl_cipher.erl | 54 | ||||
-rw-r--r-- | lib/ssl/src/ssl_connection.erl | 42 | ||||
-rw-r--r-- | lib/ssl/src/ssl_connection.hrl | 23 | ||||
-rw-r--r-- | lib/ssl/src/ssl_dist_sup.erl | 2 | ||||
-rw-r--r-- | lib/ssl/src/ssl_handshake.erl | 9 | ||||
-rw-r--r-- | lib/ssl/src/ssl_internal.hrl | 17 | ||||
-rw-r--r-- | lib/ssl/src/ssl_manager.erl | 206 | ||||
-rw-r--r-- | lib/ssl/src/ssl_record.erl | 16 | ||||
-rw-r--r-- | lib/ssl/src/ssl_session.erl | 11 | ||||
-rw-r--r-- | lib/ssl/src/ssl_session_cache.erl | 8 | ||||
-rw-r--r-- | lib/ssl/src/ssl_session_cache_api.erl | 1 | ||||
-rw-r--r-- | lib/ssl/src/ssl_tls_dist_proxy.erl | 166 | ||||
-rw-r--r-- | lib/ssl/src/ssl_v3.erl | 3 | ||||
-rw-r--r-- | lib/ssl/src/tls_connection.erl | 7 | ||||
-rw-r--r-- | lib/ssl/src/tls_record.erl | 62 | ||||
-rw-r--r-- | lib/ssl/src/tls_v1.erl | 4 |
24 files changed, 677 insertions, 292 deletions
diff --git a/lib/ssl/src/Makefile b/lib/ssl/src/Makefile index 790328dc45..7a7a373487 100644 --- a/lib/ssl/src/Makefile +++ b/lib/ssl/src/Makefile @@ -51,6 +51,7 @@ MODULES= \ ssl_dist_sup\ ssl_sup \ inet_tls_dist \ + inet6_tls_dist \ ssl_certificate\ ssl_pkix_db\ ssl_cipher \ diff --git a/lib/ssl/src/dtls_connection.erl b/lib/ssl/src/dtls_connection.erl index 78662e0ea2..153d3fef48 100644 --- a/lib/ssl/src/dtls_connection.erl +++ b/lib/ssl/src/dtls_connection.erl @@ -145,7 +145,7 @@ init([Role, Host, Port, Socket, {SSLOpts0, _} = Options, User, CbInfo]) -> process_flag(trap_exit, true), State0 = initial_state(Role, Host, Port, Socket, Options, User, CbInfo), Handshake = ssl_handshake:init_handshake_history(), - TimeStamp = calendar:datetime_to_gregorian_seconds({date(), time()}), + TimeStamp = erlang:monotonic_time(), try ssl_config:init(SSLOpts0, Role) of {ok, Ref, CertDbHandle, FileRefHandle, CacheHandle, CRLDbInfo, OwnCert, Key, DHParams} -> Session = State0#state.session, diff --git a/lib/ssl/src/inet6_tls_dist.erl b/lib/ssl/src/inet6_tls_dist.erl new file mode 100644 index 0000000000..ffd7296f93 --- /dev/null +++ b/lib/ssl/src/inet6_tls_dist.erl @@ -0,0 +1,46 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2015. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +%% +-module(inet6_tls_dist). + +-export([childspecs/0, listen/1, accept/1, accept_connection/5, + setup/5, close/1, select/1]). + +childspecs() -> + inet_tls_dist:childspecs(). + +select(Node) -> + inet_tls_dist:gen_select(inet6_tcp, Node). + +listen(Name) -> + inet_tls_dist:gen_listen(inet6_tcp, Name). + +accept(Listen) -> + inet_tls_dist:gen_accept(inet6_tcp, Listen). + +accept_connection(AcceptPid, Socket, MyNode, Allowed, SetupTime) -> + inet_tls_dist:gen_accept_connection(inet6_tcp, AcceptPid, Socket, MyNode, Allowed, SetupTime). + +setup(Node, Type, MyNode, LongOrShortNames,SetupTime) -> + inet_tls_dist:gen_setup(inet6_tcp, Node, Type, MyNode, LongOrShortNames,SetupTime). + +close(Socket) -> + inet_tls_dist:close(Socket). diff --git a/lib/ssl/src/inet_tls_dist.erl b/lib/ssl/src/inet_tls_dist.erl index b6e62a18c9..ec26142a75 100644 --- a/lib/ssl/src/inet_tls_dist.erl +++ b/lib/ssl/src/inet_tls_dist.erl @@ -24,18 +24,28 @@ -export([childspecs/0, listen/1, accept/1, accept_connection/5, setup/5, close/1, select/1, is_node_name/1]). +%% Generalized dist API +-export([gen_listen/2, gen_accept/2, gen_accept_connection/6, + gen_setup/6, gen_select/2]). + -include_lib("kernel/include/net_address.hrl"). -include_lib("kernel/include/dist.hrl"). -include_lib("kernel/include/dist_util.hrl"). childspecs() -> {ok, [{ssl_dist_sup,{ssl_dist_sup, start_link, []}, - permanent, 2000, worker, [ssl_dist_sup]}]}. + permanent, infinity, supervisor, [ssl_dist_sup]}]}. select(Node) -> + gen_select(inet_tcp, Node). + +gen_select(Driver, Node) -> case split_node(atom_to_list(Node), $@, []) of - [_,_Host] -> - true; + [_, Host] -> + case inet:getaddr(Host, Driver:family()) of + {ok, _} -> true; + _ -> false + end; _ -> false end. @@ -46,23 +56,35 @@ is_node_name(_) -> false. listen(Name) -> - ssl_tls_dist_proxy:listen(Name). + gen_listen(inet_tcp, Name). + +gen_listen(Driver, Name) -> + ssl_tls_dist_proxy:listen(Driver, Name). accept(Listen) -> - ssl_tls_dist_proxy:accept(Listen). + gen_accept(inet_tcp, Listen). + +gen_accept(Driver, Listen) -> + ssl_tls_dist_proxy:accept(Driver, Listen). accept_connection(AcceptPid, Socket, MyNode, Allowed, SetupTime) -> + gen_accept_connection(inet_tcp, AcceptPid, Socket, MyNode, Allowed, SetupTime). + +gen_accept_connection(Driver, AcceptPid, Socket, MyNode, Allowed, SetupTime) -> Kernel = self(), - spawn_link(fun() -> do_accept(Kernel, AcceptPid, Socket, + spawn_link(fun() -> do_accept(Driver, Kernel, AcceptPid, Socket, MyNode, Allowed, SetupTime) end). setup(Node, Type, MyNode, LongOrShortNames,SetupTime) -> + gen_setup(inet_tcp, Node, Type, MyNode, LongOrShortNames,SetupTime). + +gen_setup(Driver, Node, Type, MyNode, LongOrShortNames,SetupTime) -> Kernel = self(), - spawn_opt(fun() -> do_setup(Kernel, Node, Type, MyNode, LongOrShortNames, SetupTime) end, [link, {priority, max}]). + spawn_opt(fun() -> do_setup(Driver, Kernel, Node, Type, MyNode, LongOrShortNames, SetupTime) end, [link, {priority, max}]). -do_setup(Kernel, Node, Type, MyNode, LongOrShortNames, SetupTime) -> - [Name, Address] = splitnode(Node, LongOrShortNames), - case inet:getaddr(Address, inet) of +do_setup(Driver, Kernel, Node, Type, MyNode, LongOrShortNames, SetupTime) -> + [Name, Address] = splitnode(Driver, Node, LongOrShortNames), + case inet:getaddr(Address, Driver:family()) of {ok, Ip} -> Timer = dist_util:start_timer(SetupTime), case erl_epmd:port_please(Name, Ip) of @@ -70,41 +92,41 @@ do_setup(Kernel, Node, Type, MyNode, LongOrShortNames, SetupTime) -> ?trace("port_please(~p) -> version ~p~n", [Node,Version]), dist_util:reset_timer(Timer), - case ssl_tls_dist_proxy:connect(Ip, TcpPort) of + case ssl_tls_dist_proxy:connect(Driver, Ip, TcpPort) of {ok, Socket} -> HSData = connect_hs_data(Kernel, Node, MyNode, Socket, Timer, Version, Ip, TcpPort, Address, Type), dist_util:handshake_we_started(HSData); - _ -> + Other -> %% Other Node may have closed since %% port_please ! ?trace("other node (~p) " "closed since port_please.~n", [Node]), - ?shutdown(Node) + ?shutdown2(Node, {shutdown, {connect_failed, Other}}) end; - _ -> + Other -> ?trace("port_please (~p) " "failed.~n", [Node]), - ?shutdown(Node) + ?shutdown2(Node, {shutdown, {port_please_failed, Other}}) end; - _Other -> + Other -> ?trace("inet_getaddr(~p) " "failed (~p).~n", [Node,Other]), - ?shutdown(Node) + ?shutdown2(Node, {shutdown, {inet_getaddr_failed, Other}}) end. close(Socket) -> gen_tcp:close(Socket), ok. -do_accept(Kernel, AcceptPid, Socket, MyNode, Allowed, SetupTime) -> +do_accept(Driver, Kernel, AcceptPid, Socket, MyNode, Allowed, SetupTime) -> process_flag(priority, max), receive {AcceptPid, controller} -> Timer = dist_util:start_timer(SetupTime), - case check_ip(Socket) of + case check_ip(Driver, Socket) of true -> HSData = accept_hs_data(Kernel, MyNode, Socket, Timer, Allowed), dist_util:handshake_other_started(HSData); @@ -118,12 +140,12 @@ do_accept(Kernel, AcceptPid, Socket, MyNode, Allowed, SetupTime) -> %% Do only accept new connection attempts from nodes at our %% own LAN, if the check_ip environment parameter is true. %% ------------------------------------------------------------ -check_ip(Socket) -> +check_ip(Driver, Socket) -> case application:get_env(check_ip) of {ok, true} -> case get_ifs(Socket) of {ok, IFs, IP} -> - check_ip(IFs, IP); + check_ip(Driver, IFs, IP); _ -> ?shutdown(no_node) end; @@ -142,37 +164,21 @@ get_ifs(Socket) -> Error end. -check_ip([{OwnIP, _, Netmask}|IFs], PeerIP) -> - case {mask(Netmask, PeerIP), mask(Netmask, OwnIP)} of +check_ip(Driver, [{OwnIP, _, Netmask}|IFs], PeerIP) -> + case {Driver:mask(Netmask, PeerIP), Driver:mask(Netmask, OwnIP)} of {M, M} -> true; _ -> check_ip(IFs, PeerIP) end; -check_ip([], PeerIP) -> +check_ip(_Driver, [], PeerIP) -> {false, PeerIP}. -mask({M1,M2,M3,M4}, {IP1,IP2,IP3,IP4}) -> - {M1 band IP1, - M2 band IP2, - M3 band IP3, - M4 band IP4}; - -mask({M1,M2,M3,M4, M5, M6, M7, M8}, {IP1,IP2,IP3,IP4, IP5, IP6, IP7, IP8}) -> - {M1 band IP1, - M2 band IP2, - M3 band IP3, - M4 band IP4, - M5 band IP5, - M6 band IP6, - M7 band IP7, - M8 band IP8}. - %% If Node is illegal terminate the connection setup!! -splitnode(Node, LongOrShortNames) -> +splitnode(Driver, Node, LongOrShortNames) -> case split_node(atom_to_list(Node), $@, []) of [Name|Tail] when Tail =/= [] -> Host = lists:append(Tail), - check_node(Name, Node, Host, LongOrShortNames); + check_node(Driver, Name, Node, Host, LongOrShortNames); [_] -> error_logger:error_msg("** Nodename ~p illegal, no '@' character **~n", [Node]), @@ -182,15 +188,20 @@ splitnode(Node, LongOrShortNames) -> ?shutdown(Node) end. -check_node(Name, Node, Host, LongOrShortNames) -> +check_node(Driver, Name, Node, Host, LongOrShortNames) -> case split_node(Host, $., []) of [_] when LongOrShortNames == longnames -> - error_logger:error_msg("** System running to use " - "fully qualified " - "hostnames **~n" - "** Hostname ~s is illegal **~n", - [Host]), - ?shutdown(Node); + case Driver:parse_address(Host) of + {ok, _} -> + [Name, Host]; + _ -> + error_logger:error_msg("** System running to use " + "fully qualified " + "hostnames **~n" + "** Hostname ~s is illegal **~n", + [Host]), + ?shutdown(Node) + end; [_, _ | _] when LongOrShortNames == shortnames -> error_logger:error_msg("** System NOT running to use fully qualified " "hostnames **~n" diff --git a/lib/ssl/src/ssl.app.src b/lib/ssl/src/ssl.app.src index be8ef6f85f..1a2bf90ccf 100644 --- a/lib/ssl/src/ssl.app.src +++ b/lib/ssl/src/ssl.app.src @@ -31,6 +31,7 @@ ssl_listen_tracker_sup, %% Erlang Distribution over SSL/TLS inet_tls_dist, + inet6_tls_dist, ssl_tls_dist_proxy, ssl_dist_sup, %% SSL/TLS session handling @@ -54,6 +55,6 @@ {env, []}, {mod, {ssl_app, []}}, {runtime_dependencies, ["stdlib-2.0","public_key-1.0","kernel-3.0", - "erts-6.0","crypto-3.3", "inets-5.10.7"]}]}. + "erts-7.0","crypto-3.3", "inets-5.10.7"]}]}. diff --git a/lib/ssl/src/ssl.appup.src b/lib/ssl/src/ssl.appup.src index 8d5bd6f8d8..057906bcb3 100644 --- a/lib/ssl/src/ssl.appup.src +++ b/lib/ssl/src/ssl.appup.src @@ -1,24 +1,20 @@ %% -*- erlang -*- {"%VSN%", [ - {<<"7\\.0">>, [{load_module, ssl, soft_purge, soft_purge, []}, - {load_module, ssl_connection, soft_purge, soft_purge, []}, - {load_module, tls_connection, soft_purge, soft_purge, []}, - {load_module, ssl_session, soft_purge, soft_purge, []}, - {load_module, ssl_session_cache, soft_purge, soft_purge, []} - ]}, + {<<"7\\.2">>, [{load_module, tls_connection, soft_purge, soft_purge, []}, + {load_module, ssl_tls_dist_proxy, soft_purge, soft_purge, []} + ]}, + {<<"7\\..*">>, [{restart_application, ssl}]}, {<<"6\\..*">>, [{restart_application, ssl}]}, {<<"5\\..*">>, [{restart_application, ssl}]}, {<<"4\\..*">>, [{restart_application, ssl}]}, {<<"3\\..*">>, [{restart_application, ssl}]} ], [ - {<<"7\\.0">>, [{load_module, ssl, soft_purge, soft_purge, []}, - {load_module, ssl_connection, soft_purge, soft_purge, []}, - {load_module, tls_connection, soft_purge, soft_purge, []}, - {load_module, ssl_session, soft_purge, soft_purge, []}, - {load_module, ssl_session_cache, soft_purge, soft_purge, []} - ]}, + {<<"7\\.2">>, [{load_module, tls_connection, soft_purge, soft_purge, []}, + {load_module, ssl_tls_dist_proxy, soft_purge, soft_purge, []} + ]}, + {<<"7\\..*">>, [{restart_application, ssl}]}, {<<"6\\..*">>, [{restart_application, ssl}]}, {<<"5\\..*">>, [{restart_application, ssl}]}, {<<"4\\..*">>, [{restart_application, ssl}]}, diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index 03495cfd90..780bef5877 100644 --- a/lib/ssl/src/ssl.erl +++ b/lib/ssl/src/ssl.erl @@ -37,7 +37,7 @@ close/1, close/2, shutdown/2, recv/2, recv/3, send/2, getopts/2, setopts/2 ]). %% SSL/TLS protocol handling --export([cipher_suites/0, cipher_suites/1, suite_definition/1, +-export([cipher_suites/0, cipher_suites/1, connection_info/1, versions/0, session_info/1, format_error/1, renegotiate/1, prf/5, negotiated_protocol/1, negotiated_next_protocol/1, connection_information/1, connection_information/2]). @@ -60,22 +60,19 @@ -spec start() -> ok | {error, reason()}. -spec start(permanent | transient | temporary) -> ok | {error, reason()}. %% -%% Description: Utility function that starts the ssl, -%% crypto and public_key applications. Default type -%% is temporary. see application(3) +%% Description: Utility function that starts the ssl and applications +%% that it depends on. +%% see application(3) %%-------------------------------------------------------------------- start() -> - application:start(crypto), - application:start(asn1), - application:start(public_key), - application:start(ssl). - + start(temporary). start(Type) -> - application:start(crypto, Type), - application:start(asn1), - application:start(public_key, Type), - application:start(ssl, Type). - + case application:ensure_all_started(ssl, Type) of + {ok, _} -> + ok; + Other -> + Other + end. %%-------------------------------------------------------------------- -spec stop() -> ok. %% @@ -105,7 +102,7 @@ connect(Socket, SslOptions0, Timeout) when is_port(Socket), {gen_tcp, tcp, tcp_closed, tcp_error}), EmulatedOptions = ssl_socket:emulated_options(), {ok, SocketValues} = ssl_socket:getopts(Transport, Socket, EmulatedOptions), - try handle_options(SslOptions0 ++ SocketValues) of + try handle_options(SslOptions0 ++ SocketValues, client) of {ok, #config{transport_info = CbInfo, ssl = SslOptions, emulated = EmOpts, connection_cb = ConnectionCb}} -> @@ -127,7 +124,7 @@ connect(Host, Port, Options) -> connect(Host, Port, Options, infinity). connect(Host, Port, Options, Timeout) when (is_integer(Timeout) andalso Timeout > 0) or (Timeout == infinity) -> - try handle_options(Options) of + try handle_options(Options, client) of {ok, Config} -> do_connect(Host,Port,Config,Timeout) catch @@ -145,7 +142,7 @@ listen(_Port, []) -> {error, nooptions}; listen(Port, Options0) -> try - {ok, Config} = handle_options(Options0), + {ok, Config} = handle_options(Options0, server), ConnectionCb = connection_cb(Options0), #config{transport_info = {Transport, _, _, _}, inet_user = Options, connection_cb = ConnectionCb, ssl = SslOpts, emulated = EmOpts} = Config, @@ -233,7 +230,7 @@ ssl_accept(Socket, SslOptions, Timeout) when is_port(Socket), EmulatedOptions = ssl_socket:emulated_options(), {ok, SocketValues} = ssl_socket:getopts(Transport, Socket, EmulatedOptions), ConnetionCb = connection_cb(SslOptions), - try handle_options(SslOptions ++ SocketValues) of + try handle_options(SslOptions ++ SocketValues, server) of {ok, #config{transport_info = CbInfo, ssl = SslOpts, emulated = EmOpts}} -> ok = ssl_socket:setopts(Transport, Socket, ssl_socket:internal_inet_values()), {ok, Port} = ssl_socket:port(Transport, Socket), @@ -315,24 +312,32 @@ controlling_process(#sslsocket{pid = {Listen, %% %% Description: Return SSL information for the connection %%-------------------------------------------------------------------- -connection_information(#sslsocket{pid = Pid}) when is_pid(Pid) -> ssl_connection:connection_information(Pid); -connection_information(#sslsocket{pid = {Listen, _}}) when is_port(Listen) -> {error, enotconn}. - +connection_information(#sslsocket{pid = Pid}) when is_pid(Pid) -> + case ssl_connection:connection_information(Pid) of + {ok, Info} -> + {ok, [Item || Item = {_Key, Value} <- Info, Value =/= undefined]}; + Error -> + Error + end; +connection_information(#sslsocket{pid = {Listen, _}}) when is_port(Listen) -> + {error, enotconn}. %%-------------------------------------------------------------------- --spec connection_information(#sslsocket{}, [atom]) -> {ok, list()} | {error, reason()}. +-spec connection_information(#sslsocket{}, [atom()]) -> {ok, list()} | {error, reason()}. %% %% Description: Return SSL information for the connection %%-------------------------------------------------------------------- connection_information(#sslsocket{} = SSLSocket, Items) -> case connection_information(SSLSocket) of - {ok, I} -> - {ok, lists:filter(fun({K, _}) -> lists:foldl(fun(K1, Acc) when K1 =:= K -> Acc + 1; (_, Acc) -> Acc end, 0, Items) > 0 end, I)}; - E -> - E + {ok, Info} -> + {ok, [Item || Item = {Key, Value} <- Info, lists:member(Key, Items), + Value =/= undefined]}; + Error -> + Error end. %%-------------------------------------------------------------------- +%% Deprecated -spec connection_info(#sslsocket{}) -> {ok, {tls_record:tls_atom_version(), ssl_cipher:erl_cipher_suite()}} | {error, reason()}. %% @@ -372,15 +377,6 @@ peercert(#sslsocket{pid = {Listen, _}}) when is_port(Listen) -> {error, enotconn}. %%-------------------------------------------------------------------- --spec suite_definition(ssl_cipher:cipher_suite()) -> ssl_cipher:erl_cipher_suite(). -%% -%% Description: Return erlang cipher suite definition. -%%-------------------------------------------------------------------- -suite_definition(S) -> - {KeyExchange, Cipher, Hash, _} = ssl_cipher:suite_definition(S), - {KeyExchange, Cipher, Hash}. - -%%-------------------------------------------------------------------- -spec negotiated_protocol(#sslsocket{}) -> {ok, binary()} | {error, reason()}. %% %% Description: Returns the protocol that has been negotiated. If no @@ -410,7 +406,7 @@ negotiated_next_protocol(Socket) -> %%-------------------------------------------------------------------- cipher_suites(erlang) -> Version = tls_record:highest_protocol_version([]), - ssl_cipher:filter_suites([suite_definition(S) + ssl_cipher:filter_suites([ssl_cipher:erl_suite_definition(S) || S <- ssl_cipher:suites(Version)]); cipher_suites(openssl) -> Version = tls_record:highest_protocol_version([]), @@ -418,7 +414,7 @@ cipher_suites(openssl) -> || S <- ssl_cipher:filter_suites(ssl_cipher:suites(Version))]; cipher_suites(all) -> Version = tls_record:highest_protocol_version([]), - ssl_cipher:filter_suites([suite_definition(S) + ssl_cipher:filter_suites([ssl_cipher:erl_suite_definition(S) || S <-ssl_cipher:all_suites(Version)]). cipher_suites() -> cipher_suites(erlang). @@ -630,7 +626,8 @@ handle_options(Opts0, #ssl_options{protocol = Protocol, cacerts = CaCerts0, cacertfile = CaCertFile0} = InheritedSslOpts) -> RecordCB = record_cb(Protocol), CaCerts = handle_option(cacerts, Opts0, CaCerts0), - {Verify, FailIfNoPeerCert, CaCertDefault, VerifyFun, PartialChainHanlder} = handle_verify_options(Opts0, CaCerts), + {Verify, FailIfNoPeerCert, CaCertDefault, VerifyFun, PartialChainHanlder, + VerifyClientOnce} = handle_verify_options(Opts0, CaCerts), CaCertFile = case proplists:get_value(cacertfile, Opts0, CaCertFile0) of undefined -> CaCertDefault; @@ -643,11 +640,12 @@ handle_options(Opts0, #ssl_options{protocol = Protocol, cacerts = CaCerts0, verify = Verify, verify_fun = VerifyFun, partial_chain = PartialChainHanlder, - fail_if_no_peer_cert = FailIfNoPeerCert}, + fail_if_no_peer_cert = FailIfNoPeerCert, + verify_client_once = VerifyClientOnce}, SslOpts1 = lists:foldl(fun(Key, PropList) -> proplists:delete(Key, PropList) end, Opts0, [cacerts, cacertfile, verify, verify_fun, partial_chain, - fail_if_no_peer_cert]), + fail_if_no_peer_cert, verify_client_once]), case handle_option(versions, SslOpts1, []) of [] -> new_ssl_options(SslOpts1, NewVerifyOpts, RecordCB); @@ -655,10 +653,10 @@ handle_options(Opts0, #ssl_options{protocol = Protocol, cacerts = CaCerts0, Versions = [RecordCB:protocol_version(Vsn) || Vsn <- Value], new_ssl_options(proplists:delete(versions, SslOpts1), NewVerifyOpts#ssl_options{versions = Versions}, record_cb(Protocol)) - end. + end; %% Handle all options in listen and connect -handle_options(Opts0) -> +handle_options(Opts0, Role) -> Opts = proplists:expand([{binary, [{mode, binary}]}, {list, [{mode, list}]}], Opts0), assert_proplist(Opts), @@ -667,7 +665,7 @@ handle_options(Opts0) -> ReuseSessionFun = fun(_, _, _, _) -> true end, CaCerts = handle_option(cacerts, Opts, undefined), - {Verify, FailIfNoPeerCert, CaCertDefault, VerifyFun, PartialChainHanlder} = + {Verify, FailIfNoPeerCert, CaCertDefault, VerifyFun, PartialChainHanlder, VerifyClientOnce} = handle_verify_options(Opts, CaCerts), CertFile = handle_option(certfile, Opts, <<>>), @@ -686,7 +684,7 @@ handle_options(Opts0) -> verify_fun = VerifyFun, partial_chain = PartialChainHanlder, fail_if_no_peer_cert = FailIfNoPeerCert, - verify_client_once = handle_option(verify_client_once, Opts, false), + verify_client_once = VerifyClientOnce, depth = handle_option(depth, Opts, 1), cert = handle_option(cert, Opts, undefined), certfile = CertFile, @@ -706,7 +704,9 @@ handle_options(Opts0) -> reuse_session = handle_option(reuse_session, Opts, ReuseSessionFun), reuse_sessions = handle_option(reuse_sessions, Opts, true), secure_renegotiate = handle_option(secure_renegotiate, Opts, false), - client_renegotiation = handle_option(client_renegotiation, Opts, true), + client_renegotiation = handle_option(client_renegotiation, Opts, + default_option_role(server, true, Role), + server, Role), renegotiate_at = handle_option(renegotiate_at, Opts, ?DEFAULT_RENEGOTIATE_AT), hibernate_after = handle_option(hibernate_after, Opts, undefined), erl_dist = handle_option(erl_dist, Opts, false), @@ -723,10 +723,16 @@ handle_options(Opts0) -> server_name_indication = handle_option(server_name_indication, Opts, undefined), sni_hosts = handle_option(sni_hosts, Opts, []), sni_fun = handle_option(sni_fun, Opts, undefined), - honor_cipher_order = handle_option(honor_cipher_order, Opts, false), + honor_cipher_order = handle_option(honor_cipher_order, Opts, + default_option_role(server, false, Role), + server, Role), protocol = proplists:get_value(protocol, Opts, tls), padding_check = proplists:get_value(padding_check, Opts, true), - fallback = proplists:get_value(fallback, Opts, false), + fallback = handle_option(fallback, Opts, + proplists:get_value(fallback, Opts, + default_option_role(client, + false, Role)), + client, Role), crl_check = handle_option(crl_check, Opts, false), crl_cache = handle_option(crl_cache, Opts, {ssl_crl_cache, {internal, []}}) }, @@ -756,6 +762,13 @@ handle_options(Opts0) -> inet_user = SockOpts, transport_info = CbInfo, connection_cb = ConnetionCb }}. + + +handle_option(OptionName, Opts, Default, Role, Role) -> + handle_option(OptionName, Opts, Default); +handle_option(_, _, undefined = Value, _, _) -> + Value. + handle_option(sni_fun, Opts, Default) -> OptFun = validate_option(sni_fun, proplists:get_value(sni_fun, Opts, Default)), @@ -772,7 +785,6 @@ handle_option(OptionName, Opts, Default) -> validate_option(OptionName, proplists:get_value(OptionName, Opts, Default)). - validate_option(versions, Versions) -> validate_versions(Versions, Versions); validate_option(verify, Value) @@ -1190,6 +1202,8 @@ assert_proplist([]) -> assert_proplist([{Key,_} | Rest]) when is_atom(Key) -> assert_proplist(Rest); %% Handle exceptions +assert_proplist([{raw,_,_,_} | Rest]) -> + assert_proplist(Rest); assert_proplist([inet | Rest]) -> assert_proplist(Rest); assert_proplist([inet6 | Rest]) -> @@ -1214,7 +1228,8 @@ emulated_socket_options(InetValues, #socket_options{ new_ssl_options([], #ssl_options{} = Opts, _) -> Opts; new_ssl_options([{verify_client_once, Value} | Rest], #ssl_options{} = Opts, RecordCB) -> - new_ssl_options(Rest, Opts#ssl_options{verify_client_once = validate_option(verify_client_once, Value)}, RecordCB); + new_ssl_options(Rest, Opts#ssl_options{verify_client_once = + validate_option(verify_client_once, Value)}, RecordCB); new_ssl_options([{depth, Value} | Rest], #ssl_options{} = Opts, RecordCB) -> new_ssl_options(Rest, Opts#ssl_options{depth = validate_option(depth, Value)}, RecordCB); new_ssl_options([{cert, Value} | Rest], #ssl_options{} = Opts, RecordCB) -> @@ -1278,6 +1293,12 @@ handle_verify_options(Opts, CaCerts) -> DefaultVerifyNoneFun = {fun(_,{bad_cert, _}, UserState) -> {valid, UserState}; + (_,{extension, #'Extension'{critical = true}}, UserState) -> + %% This extension is marked as critical, so + %% certificate verification should fail if we don't + %% understand the extension. However, this is + %% `verify_none', so let's accept it anyway. + {valid, UserState}; (_,{extension, _}, UserState) -> {unknown, UserState}; (_, valid, UserState) -> @@ -1293,29 +1314,35 @@ handle_verify_options(Opts, CaCerts) -> PartialChainHanlder = handle_option(partial_chain, Opts, fun(_) -> unknown_ca end), + VerifyClientOnce = handle_option(verify_client_once, Opts, false), + %% Handle 0, 1, 2 for backwards compatibility case proplists:get_value(verify, Opts, verify_none) of 0 -> {verify_none, false, ca_cert_default(verify_none, VerifyNoneFun, CaCerts), - VerifyNoneFun, PartialChainHanlder}; + VerifyNoneFun, PartialChainHanlder, VerifyClientOnce}; 1 -> {verify_peer, false, ca_cert_default(verify_peer, UserVerifyFun, CaCerts), - UserVerifyFun, PartialChainHanlder}; + UserVerifyFun, PartialChainHanlder, VerifyClientOnce}; 2 -> {verify_peer, true, ca_cert_default(verify_peer, UserVerifyFun, CaCerts), - UserVerifyFun, PartialChainHanlder}; + UserVerifyFun, PartialChainHanlder, VerifyClientOnce}; verify_none -> {verify_none, false, ca_cert_default(verify_none, VerifyNoneFun, CaCerts), - VerifyNoneFun, PartialChainHanlder}; + VerifyNoneFun, PartialChainHanlder, VerifyClientOnce}; verify_peer -> {verify_peer, UserFailIfNoPeerCert, ca_cert_default(verify_peer, UserVerifyFun, CaCerts), - UserVerifyFun, PartialChainHanlder}; + UserVerifyFun, PartialChainHanlder, VerifyClientOnce}; Value -> throw({error, {options, {verify, Value}}}) end. +default_option_role(Role, Value, Role) -> + Value; +default_option_role(_,_,_) -> + undefined. diff --git a/lib/ssl/src/ssl_certificate.erl b/lib/ssl/src/ssl_certificate.erl index 4658e76ab1..e9dc5764a3 100644 --- a/lib/ssl/src/ssl_certificate.erl +++ b/lib/ssl/src/ssl_certificate.erl @@ -56,15 +56,15 @@ %% errors. Returns {RootCert, Path, VerifyErrors} %%-------------------------------------------------------------------- trusted_cert_and_path(CertChain, CertDbHandle, CertDbRef, PartialChainHandler) -> - Path = [Cert | _] = lists:reverse(CertChain), - OtpCert = public_key:pkix_decode_cert(Cert, otp), + Path = [BinCert | _] = lists:reverse(CertChain), + OtpCert = public_key:pkix_decode_cert(BinCert, otp), SignedAndIssuerID = case public_key:pkix_is_self_signed(OtpCert) of true -> {ok, IssuerId} = public_key:pkix_issuer_id(OtpCert, self), {self, IssuerId}; false -> - other_issuer(OtpCert, CertDbHandle) + other_issuer(OtpCert, BinCert, CertDbHandle) end, case SignedAndIssuerID of @@ -187,7 +187,7 @@ public_key_type(?'id-ecPublicKey') -> %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- -certificate_chain(OtpCert, _Cert, CertDbHandle, CertsDbRef, Chain) -> +certificate_chain(OtpCert, BinCert, CertDbHandle, CertsDbRef, Chain) -> IssuerAndSelfSigned = case public_key:pkix_is_self_signed(OtpCert) of true -> @@ -200,7 +200,7 @@ certificate_chain(OtpCert, _Cert, CertDbHandle, CertsDbRef, Chain) -> {_, true = SelfSigned} -> certificate_chain(CertDbHandle, CertsDbRef, Chain, ignore, ignore, SelfSigned); {{error, issuer_not_found}, SelfSigned} -> - case find_issuer(OtpCert, CertDbHandle) of + case find_issuer(OtpCert, BinCert, CertDbHandle) of {ok, {SerialNr, Issuer}} -> certificate_chain(CertDbHandle, CertsDbRef, Chain, SerialNr, Issuer, SelfSigned); @@ -232,12 +232,12 @@ certificate_chain(CertDbHandle, CertsDbRef, Chain, SerialNr, Issuer, _SelfSigned {ok, undefined, lists:reverse(Chain)} end. -find_issuer(OtpCert, CertDbHandle) -> +find_issuer(OtpCert, BinCert, CertDbHandle) -> IsIssuerFun = fun({_Key, {_Der, #'OTPCertificate'{} = ErlCertCandidate}}, Acc) -> case public_key:pkix_is_issuer(OtpCert, ErlCertCandidate) of true -> - case verify_cert_signer(OtpCert, ErlCertCandidate#'OTPCertificate'.tbsCertificate) of + case verify_cert_signer(BinCert, ErlCertCandidate#'OTPCertificate'.tbsCertificate) of true -> throw(public_key:pkix_issuer_id(ErlCertCandidate, self)); false -> @@ -265,9 +265,9 @@ is_valid_extkey_usage(KeyUse, server) -> %% Server wants to verify client is_valid_key_usage(KeyUse, ?'id-kp-clientAuth'). -verify_cert_signer(OtpCert, SignerTBSCert) -> +verify_cert_signer(BinCert, SignerTBSCert) -> PublicKey = public_key(SignerTBSCert#'OTPTBSCertificate'.subjectPublicKeyInfo), - public_key:pkix_verify(public_key:pkix_encode('OTPCertificate', OtpCert, otp), PublicKey). + public_key:pkix_verify(BinCert, PublicKey). public_key(#'OTPSubjectPublicKeyInfo'{algorithm = #'PublicKeyAlgorithm'{algorithm = ?'id-ecPublicKey', parameters = Params}, @@ -281,12 +281,12 @@ public_key(#'OTPSubjectPublicKeyInfo'{algorithm = #'PublicKeyAlgorithm'{algorith subjectPublicKey = Key}) -> {Key, Params}. -other_issuer(OtpCert, CertDbHandle) -> +other_issuer(OtpCert, BinCert, CertDbHandle) -> case public_key:pkix_issuer_id(OtpCert, other) of {ok, IssuerId} -> {other, IssuerId}; {error, issuer_not_found} -> - case find_issuer(OtpCert, CertDbHandle) of + case find_issuer(OtpCert, BinCert, CertDbHandle) of {ok, IssuerId} -> {other, IssuerId}; Other -> diff --git a/lib/ssl/src/ssl_cipher.erl b/lib/ssl/src/ssl_cipher.erl index 8c2a16ba96..d737f74aa3 100644 --- a/lib/ssl/src/ssl_cipher.erl +++ b/lib/ssl/src/ssl_cipher.erl @@ -34,10 +34,11 @@ -include_lib("public_key/include/public_key.hrl"). -export([security_parameters/2, security_parameters/3, suite_definition/1, + erl_suite_definition/1, cipher_init/3, decipher/6, cipher/5, decipher_aead/6, cipher_aead/6, suite/1, suites/1, all_suites/1, ec_keyed_suites/0, anonymous_suites/1, psk_suites/1, srp_suites/0, - rc4_suites/1, openssl_suite/1, openssl_suite_name/1, filter/2, filter_suites/1, + 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]). -export_type([cipher_suite/0, @@ -48,8 +49,11 @@ | aes_128_cbc | aes_256_cbc | aes_128_gcm | aes_256_gcm | chacha20_poly1305. -type hash() :: null | sha | md5 | sha224 | sha256 | sha384 | sha512. -type key_algo() :: null | rsa | dhe_rsa | dhe_dss | ecdhe_ecdsa| ecdh_ecdsa | ecdh_rsa| srp_rsa| srp_dss | psk | dhe_psk | rsa_psk | dh_anon | ecdh_anon | srp_anon. --type erl_cipher_suite() :: {key_algo(), cipher(), hash()}. --type int_cipher_suite() :: {key_algo(), cipher(), hash(), hash() | default_prf}. +-type erl_cipher_suite() :: {key_algo(), cipher(), hash()} % Pre TLS 1.2 + %% TLS 1.2, internally PRE TLS 1.2 will use default_prf + | {key_algo(), cipher(), hash(), hash() | default_prf}. + + -type cipher_suite() :: binary(). -type cipher_enum() :: integer(). -type openssl_cipher_suite() :: string(). @@ -311,7 +315,8 @@ all_suites(Version) -> ++ anonymous_suites(Version) ++ psk_suites(Version) ++ srp_suites() - ++ rc4_suites(Version). + ++ rc4_suites(Version) + ++ des_suites(Version). %%-------------------------------------------------------------------- -spec anonymous_suites(ssl_record:ssl_version() | integer()) -> [cipher_suite()]. %% @@ -415,9 +420,19 @@ rc4_suites({3, N}) when N =< 3 -> ?TLS_RSA_WITH_RC4_128_MD5, ?TLS_ECDH_ECDSA_WITH_RC4_128_SHA, ?TLS_ECDH_RSA_WITH_RC4_128_SHA]. +%%-------------------------------------------------------------------- +-spec des_suites(Version::ssl_record:ssl_version()) -> [cipher_suite()]. +%% +%% Description: Returns a list of the cipher suites +%% with DES cipher, only supported if explicitly set by user. +%% Are not considered secure any more. +%%-------------------------------------------------------------------- +des_suites(_)-> + [?TLS_DHE_RSA_WITH_DES_CBC_SHA, + ?TLS_RSA_WITH_DES_CBC_SHA]. %%-------------------------------------------------------------------- --spec suite_definition(cipher_suite()) -> int_cipher_suite(). +-spec suite_definition(cipher_suite()) -> erl_cipher_suite(). %% %% Description: Return erlang cipher suite definition. %% Note: Currently not supported suites are commented away. @@ -722,6 +737,20 @@ suite_definition(?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256) -> {dhe_rsa, chacha20_poly1305, null, sha256}. %%-------------------------------------------------------------------- +-spec erl_suite_definition(cipher_suite()) -> erl_cipher_suite(). +%% +%% Description: Return erlang cipher suite definition. Filters last value +%% for now (compatibility reasons). +%%-------------------------------------------------------------------- +erl_suite_definition(S) -> + case suite_definition(S) of + {KeyExchange, Cipher, Hash, default_prf} -> + {KeyExchange, Cipher, Hash}; + Suite -> + Suite + end. + +%%-------------------------------------------------------------------- -spec suite(erl_cipher_suite()) -> cipher_suite(). %% %% Description: Return TLS cipher suite definition. @@ -1384,18 +1413,14 @@ filter(DerCert, Ciphers) -> %% %% Description: Filter suites for algorithms supported by crypto. %%------------------------------------------------------------------- -filter_suites(Suites = [{_,_,_}|_]) -> +filter_suites(Suites = [Value|_]) when is_tuple(Value) -> Algos = crypto:supports(), + Hashs = proplists:get_value(hashs, Algos), lists:filter(fun({KeyExchange, Cipher, Hash}) -> is_acceptable_keyexchange(KeyExchange, proplists:get_value(public_keys, Algos)) andalso is_acceptable_cipher(Cipher, proplists:get_value(ciphers, Algos)) andalso - is_acceptable_hash(Hash, proplists:get_value(hashs, Algos)) - end, Suites); - -filter_suites(Suites = [{_,_,_,_}|_]) -> - Algos = crypto:supports(), - Hashs = proplists:get_value(hashs, Algos), - lists:filter(fun({KeyExchange, Cipher, Hash, Prf}) -> + is_acceptable_hash(Hash, proplists:get_value(hashs, Algos)); + ({KeyExchange, Cipher, Hash, Prf}) -> is_acceptable_keyexchange(KeyExchange, proplists:get_value(public_keys, Algos)) andalso is_acceptable_cipher(Cipher, proplists:get_value(ciphers, Algos)) andalso is_acceptable_hash(Hash, Hashs) andalso @@ -1714,7 +1739,8 @@ dhe_rsa_suites() -> ?TLS_DHE_RSA_WITH_DES_CBC_SHA, ?TLS_DHE_RSA_WITH_AES_128_GCM_SHA256, ?TLS_DHE_RSA_WITH_AES_256_GCM_SHA384, - ?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256]. + ?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256 + ]. psk_rsa_suites() -> [?TLS_RSA_PSK_WITH_AES_256_GCM_SHA384, diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl index f8afbdb41d..ec7d086934 100644 --- a/lib/ssl/src/ssl_connection.erl +++ b/lib/ssl/src/ssl_connection.erl @@ -836,15 +836,22 @@ handle_sync_event(session_info, _, StateName, #state{session = #session{session_id = Id, cipher_suite = Suite}} = State) -> {reply, [{session_id, Id}, - {cipher_suite, ssl:suite_definition(Suite)}], + {cipher_suite, ssl_cipher:erl_suite_definition(Suite)}], StateName, State, get_timeout(State)}; handle_sync_event(peer_certificate, _, StateName, #state{session = #session{peer_certificate = Cert}} = State) -> {reply, {ok, Cert}, StateName, State, get_timeout(State)}; -handle_sync_event(connection_information, _, StateName, #state{sni_hostname = SNIHostname, session = #session{cipher_suite = CipherSuite}, negotiated_version = Version} = State) -> - {reply, {ok, [{protocol, tls_record:protocol_version(Version)}, {cipher_suite, ssl:suite_definition(CipherSuite)}, {sni_hostname, SNIHostname}]}, StateName, State, get_timeout(State)}. +handle_sync_event(connection_information, _, StateName, State) -> + Info = connection_info(State), + {reply, {ok, Info}, StateName, State, get_timeout(State)}. +connection_info(#state{sni_hostname = SNIHostname, + session = #session{cipher_suite = CipherSuite}, + negotiated_version = Version, ssl_options = Opts}) -> + [{protocol, tls_record:protocol_version(Version)}, + {cipher_suite, ssl_cipher:erl_suite_definition(CipherSuite)}, + {sni_hostname, SNIHostname}] ++ ssl_options_list(Opts). handle_info({ErrorTag, Socket, econnaborted}, StateName, #state{socket = Socket, transport_cb = Transport, @@ -974,7 +981,7 @@ ssl_config(Opts, Role, State) -> {ok, Ref, CertDbHandle, FileRefHandle, CacheHandle, CRLDbInfo, OwnCert, Key, DHParams} = ssl_config:init(Opts, Role), Handshake = ssl_handshake:init_handshake_history(), - TimeStamp = calendar:datetime_to_gregorian_seconds({date(), time()}), + TimeStamp = erlang:monotonic_time(), Session = State#state.session, State#state{tls_handshake_history = Handshake, session = Session#session{own_certificate = OwnCert, @@ -1781,7 +1788,7 @@ handle_trusted_certs_db(#state{ssl_options = #ssl_options{cacertfile = <<>>, cac ok; handle_trusted_certs_db(#state{cert_db_ref = Ref, cert_db = CertDb, - ssl_options = #ssl_options{cacertfile = <<>>}}) -> + 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); @@ -1885,3 +1892,28 @@ negotiated_hashsign(undefined, Alg, Version) -> negotiated_hashsign(HashSign = {_, _}, _, _) -> HashSign. +ssl_options_list(SslOptions) -> + Fileds = record_info(fields, ssl_options), + Values = tl(tuple_to_list(SslOptions)), + ssl_options_list(Fileds, Values, []). + +ssl_options_list([],[], Acc) -> + lists:reverse(Acc); +%% Skip internal options, only return user options +ssl_options_list([protocol | Keys], [_ | Values], Acc) -> + ssl_options_list(Keys, Values, Acc); +ssl_options_list([erl_dist | Keys], [_ | Values], Acc) -> + ssl_options_list(Keys, Values, Acc); +ssl_options_list([renegotiate_at | Keys], [_ | Values], Acc) -> + ssl_options_list(Keys, Values, Acc); +ssl_options_list([ciphers = Key | Keys], [Value | Values], Acc) -> + ssl_options_list(Keys, Values, + [{Key, lists:map( + fun(Suite) -> + ssl_cipher:erl_suite_definition(Suite) + end, Value)} + | Acc]); +ssl_options_list([Key | Keys], [Value | Values], Acc) -> + ssl_options_list(Keys, Values, [{Key, Value} | Acc]). + + diff --git a/lib/ssl/src/ssl_connection.hrl b/lib/ssl/src/ssl_connection.hrl index 9a58f2b8f7..bb41ef2b62 100644 --- a/lib/ssl/src/ssl_connection.hrl +++ b/lib/ssl/src/ssl_connection.hrl @@ -48,27 +48,28 @@ socket_options :: #socket_options{}, connection_states :: #connection_states{} | secret_printout(), protocol_buffers :: term() | secret_printout() , %% #protocol_buffers{} from tls_record.hrl or dtls_recor.hrl - tls_handshake_history :: ssl_handshake:ssl_handshake_history() | secret_printout(), - cert_db :: reference(), + 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(), + negotiated_version :: ssl_record:ssl_version() | 'undefined', client_certificate_requested = false :: boolean(), key_algorithm :: ssl_cipher:key_algo(), hashsign_algorithm = {undefined, undefined}, cert_hashsign_algorithm, - public_key_info :: ssl_handshake:public_key_info(), - private_key :: public_key:private_key() | secret_printout(), + 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(), % server psk identity hint - srp_params :: #srp_user{} | secret_printout(), - srp_keys ::{PublicKey :: binary(), PrivateKey :: binary()} | secret_printout(), - premaster_secret :: binary() | 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(), + cert_db_ref :: certdb_ref() | 'undefined', bytes_to_read :: undefined | integer(), %% bytes to read in passive mode user_data_buffer :: undefined | binary() | secret_printout(), renegotiation :: undefined | {boolean(), From::term() | internal | peer}, @@ -81,7 +82,7 @@ expecting_finished = false ::boolean(), negotiated_protocol = undefined :: undefined | binary(), client_ecc, % {Curves, PointFmt} - tracker :: pid(), %% Tracker process for listen socket + tracker :: pid() | 'undefined', %% Tracker process for listen socket sni_hostname = undefined }). diff --git a/lib/ssl/src/ssl_dist_sup.erl b/lib/ssl/src/ssl_dist_sup.erl index aa1fa57db8..435ad27a44 100644 --- a/lib/ssl/src/ssl_dist_sup.erl +++ b/lib/ssl/src/ssl_dist_sup.erl @@ -70,7 +70,7 @@ connection_manager_child_spec() -> Name = ssl_connection_dist, StartFunc = {tls_connection_sup, start_link_dist, []}, Restart = permanent, - Shutdown = 4000, + Shutdown = infinity, Modules = [tls_connection_sup], Type = supervisor, {Name, StartFunc, Restart, Shutdown, Type, Modules}. diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl index e9e140836b..e98073080a 100644 --- a/lib/ssl/src/ssl_handshake.erl +++ b/lib/ssl/src/ssl_handshake.erl @@ -2072,12 +2072,9 @@ crl_check(OtpCert, Check, CertDbHandle, CertDbRef, {Callback, CRLDbHandle}, _) - ], case dps_and_crls(OtpCert, Callback, CRLDbHandle, ext) of no_dps -> - case dps_and_crls(OtpCert, Callback, CRLDbHandle, same_issuer) of - [] -> - valid; %% No relevant CRL existed - DpsAndCRls -> - crl_check_same_issuer(OtpCert, Check, DpsAndCRls, Options) - end; + crl_check_same_issuer(OtpCert, Check, + dps_and_crls(OtpCert, Callback, CRLDbHandle, same_issuer), + Options); DpsAndCRLs -> %% This DP list may be empty if relevant CRLs existed %% but could not be retrived, will result in {bad_cert, revocation_status_undetermined} case public_key:pkix_crls_validate(OtpCert, DpsAndCRLs, Options) of diff --git a/lib/ssl/src/ssl_internal.hrl b/lib/ssl/src/ssl_internal.hrl index 3851b2bc6e..913746598f 100644 --- a/lib/ssl/src/ssl_internal.hrl +++ b/lib/ssl/src/ssl_internal.hrl @@ -78,6 +78,9 @@ -define(ALL_DATAGRAM_SUPPORTED_VERSIONS, ['dtlsv1.2', dtlsv1]). -define(MIN_DATAGRAM_SUPPORTED_VERSIONS, ['dtlsv1.2', dtlsv1]). +-define('24H_in_msec', 86400000). +-define('24H_in_sec', 86400). + -record(ssl_options, { protocol :: tls | dtls, versions :: [ssl_record:ssl_version()], %% ssl_record:atom_version() in API @@ -90,16 +93,16 @@ validate_extensions_fun, depth :: integer(), certfile :: binary(), - cert :: public_key:der_encoded() | secret_printout(), + cert :: public_key:der_encoded() | secret_printout() | 'undefined', keyfile :: binary(), - key :: {'RSAPrivateKey' | 'DSAPrivateKey' | 'ECPrivateKey' | 'PrivateKeyInfo', public_key:der_encoded()} | secret_printout(), - password :: string() | secret_printout(), - cacerts :: [public_key:der_encoded()] | secret_printout(), + key :: {'RSAPrivateKey' | 'DSAPrivateKey' | 'ECPrivateKey' | 'PrivateKeyInfo', public_key:der_encoded()} | secret_printout() | 'undefined', + password :: string() | secret_printout() | 'undefined', + cacerts :: [public_key:der_encoded()] | secret_printout() | 'undefined', cacertfile :: binary(), dh :: public_key:der_encoded() | secret_printout(), - dhfile :: binary() | secret_printout(), + dhfile :: binary() | secret_printout() | 'undefined', user_lookup_fun, % server option, fun to lookup the user - psk_identity :: binary() | secret_printout() , + psk_identity :: binary() | secret_printout() | 'undefined', srp_identity, % client option {User, Password} ciphers, % %% Local policy for the server if it want's to reuse the session @@ -115,7 +118,7 @@ %% undefined if not hibernating, or number of ms of %% inactivity after which ssl_connection will go into %% hibernation - hibernate_after :: boolean(), + hibernate_after :: boolean() | 'undefined', %% This option should only be set to true by inet_tls_dist erl_dist = false :: boolean(), alpn_advertised_protocols = undefined :: [binary()] | undefined , diff --git a/lib/ssl/src/ssl_manager.erl b/lib/ssl/src/ssl_manager.erl index 2e05ba5aa5..311dac4619 100644 --- a/lib/ssl/src/ssl_manager.erl +++ b/lib/ssl/src/ssl_manager.erl @@ -46,25 +46,27 @@ -include_lib("kernel/include/file.hrl"). -record(state, { - session_cache_client, - session_cache_server, - session_cache_cb, - session_lifetime, - certificate_db, - session_validation_timer, + session_cache_client :: db_handle(), + session_cache_server :: db_handle(), + session_cache_cb :: atom(), + session_lifetime :: integer(), + certificate_db :: db_handle(), + session_validation_timer :: reference(), last_delay_timer = {undefined, undefined},%% Keep for testing purposes - last_pem_check, - clear_pem_cache + last_pem_check :: erlang:timestamp(), + clear_pem_cache :: integer(), + session_cache_client_max :: integer(), + session_cache_server_max :: integer(), + session_server_invalidator :: undefined | pid(), + session_client_invalidator :: undefined | pid() }). --define('24H_in_msec', 86400000). --define('24H_in_sec', 86400). -define(GEN_UNIQUE_ID_MAX_TRIES, 10). -define(SESSION_VALIDATION_INTERVAL, 60000). -define(CLEAR_PEM_CACHE, 120000). -define(CLEAN_SESSION_DB, 60000). -define(CLEAN_CERT_DB, 500). --define(NOT_TO_BIG, 10). +-define(DEFAULT_MAX_SESSION_CACHE, 1000). %%==================================================================== %% API @@ -89,7 +91,8 @@ manager_name(dist) -> %%-------------------------------------------------------------------- start_link(Opts) -> DistMangerName = manager_name(normal), - gen_server:start_link({local, DistMangerName}, ?MODULE, [DistMangerName, Opts], []). + gen_server:start_link({local, DistMangerName}, + ?MODULE, [DistMangerName, Opts], []). %%-------------------------------------------------------------------- -spec start_link_dist(list()) -> {ok, pid()} | ignore | {error, term()}. @@ -99,7 +102,8 @@ start_link(Opts) -> %%-------------------------------------------------------------------- start_link_dist(Opts) -> DistMangerName = manager_name(dist), - gen_server:start_link({local, DistMangerName}, ?MODULE, [DistMangerName, Opts], []). + gen_server:start_link({local, DistMangerName}, + ?MODULE, [DistMangerName, Opts], []). %%-------------------------------------------------------------------- -spec connection_init(binary()| {der, list()}, client | server, @@ -169,7 +173,8 @@ new_session_id(Port) -> %% be called by ssl-connection processes. %%-------------------------------------------------------------------- clean_cert_db(Ref, File) -> - erlang:send_after(?CLEAN_CERT_DB, get(ssl_manager), {clean_cert_db, Ref, File}), + erlang:send_after(?CLEAN_CERT_DB, get(ssl_manager), + {clean_cert_db, Ref, File}), ok. %%-------------------------------------------------------------------- @@ -237,10 +242,12 @@ init([Name, Opts]) -> SessionLifeTime = proplists:get_value(session_lifetime, Opts, ?'24H_in_sec'), CertDb = ssl_pkix_db:create(), - ClientSessionCache = CacheCb:init([{role, client} | - proplists:get_value(session_cb_init_args, Opts, [])]), - ServerSessionCache = CacheCb:init([{role, server} | - proplists:get_value(session_cb_init_args, Opts, [])]), + ClientSessionCache = + CacheCb:init([{role, client} | + proplists:get_value(session_cb_init_args, Opts, [])]), + ServerSessionCache = + CacheCb:init([{role, server} | + proplists:get_value(session_cb_init_args, Opts, [])]), Timer = erlang:send_after(SessionLifeTime * 1000 + 5000, self(), validate_sessions), Interval = pem_check_interval(), @@ -252,7 +259,13 @@ init([Name, Opts]) -> session_lifetime = SessionLifeTime, session_validation_timer = Timer, last_pem_check = os:timestamp(), - clear_pem_cache = Interval + clear_pem_cache = Interval, + session_cache_client_max = + max_session_cache_size(session_cache_client_max), + session_cache_server_max = + max_session_cache_size(session_cache_server_max), + session_client_invalidator = undefined, + session_server_invalidator = undefined }}. %%-------------------------------------------------------------------- @@ -269,7 +282,8 @@ init([Name, Opts]) -> handle_call({{connection_init, <<>>, Role, {CRLCb, UserCRLDb}}, _Pid}, _From, #state{certificate_db = [CertDb, FileRefDb, PemChace | _] = Db} = State) -> Ref = make_ref(), - Result = {ok, Ref, CertDb, FileRefDb, PemChace, session_cache(Role, State), {CRLCb, crl_db_info(Db, UserCRLDb)}}, + Result = {ok, Ref, CertDb, FileRefDb, PemChace, + session_cache(Role, State), {CRLCb, crl_db_info(Db, UserCRLDb)}}, {reply, Result, State#state{certificate_db = Db}}; handle_call({{connection_init, Trustedcerts, Role, {CRLCb, UserCRLDb}}, Pid}, _From, @@ -307,7 +321,8 @@ handle_call({{cache_pem,File}, _Pid}, _, _:Reason -> {reply, {error, Reason}, State} end; -handle_call({unconditionally_clear_pem_cache, _},_, #state{certificate_db = [_,_,PemChace | _]} = State) -> +handle_call({unconditionally_clear_pem_cache, _},_, + #state{certificate_db = [_,_,PemChace | _]} = State) -> ssl_pkix_db:clear(PemChace), {reply, ok, State}. @@ -319,27 +334,12 @@ handle_call({unconditionally_clear_pem_cache, _},_, #state{certificate_db = [_,_ %% %% Description: Handling cast messages %%-------------------------------------------------------------------- -handle_cast({register_session, Host, Port, Session}, - #state{session_cache_client = Cache, - session_cache_cb = CacheCb} = State) -> - TimeStamp = calendar:datetime_to_gregorian_seconds({date(), time()}), - NewSession = Session#session{time_stamp = TimeStamp}, - - case CacheCb:select_session(Cache, {Host, Port}) of - no_session -> - CacheCb:update(Cache, {{Host, Port}, - NewSession#session.session_id}, NewSession); - Sessions -> - register_unique_session(Sessions, NewSession, CacheCb, Cache, {Host, Port}) - end, +handle_cast({register_session, Host, Port, Session}, State0) -> + State = ssl_client_register_session(Host, Port, Session, State0), {noreply, State}; -handle_cast({register_session, Port, Session}, - #state{session_cache_server = Cache, - session_cache_cb = CacheCb} = State) -> - TimeStamp = calendar:datetime_to_gregorian_seconds({date(), time()}), - NewSession = Session#session{time_stamp = TimeStamp}, - CacheCb:update(Cache, {Port, NewSession#session.session_id}, NewSession), +handle_cast({register_session, Port, Session}, State0) -> + State = server_register_session(Port, Session, State0), {noreply, State}; handle_cast({invalidate_session, Host, Port, @@ -380,13 +380,17 @@ handle_cast({invalidate_pem, File}, handle_info(validate_sessions, #state{session_cache_cb = CacheCb, session_cache_client = ClientCache, session_cache_server = ServerCache, - session_lifetime = LifeTime + session_lifetime = LifeTime, + session_client_invalidator = Client, + session_server_invalidator = Server } = State) -> Timer = erlang:send_after(?SESSION_VALIDATION_INTERVAL, self(), validate_sessions), - start_session_validator(ClientCache, CacheCb, LifeTime), - start_session_validator(ServerCache, CacheCb, LifeTime), - {noreply, State#state{session_validation_timer = Timer}}; + CPid = start_session_validator(ClientCache, CacheCb, LifeTime, Client), + SPid = start_session_validator(ServerCache, CacheCb, LifeTime, Server), + {noreply, State#state{session_validation_timer = Timer, + session_client_invalidator = CPid, + session_server_invalidator = SPid}}; handle_info({delayed_clean_session, Key, Cache}, #state{session_cache_cb = CacheCb @@ -413,10 +417,10 @@ handle_info({clean_cert_db, Ref, File}, end, {noreply, State}; -handle_info({'EXIT', _, _}, State) -> - %% Session validator died!! Do we need to take any action? - %% maybe error log - {noreply, State}; +handle_info({'EXIT', Pid, _}, #state{session_client_invalidator = Pid} = State) -> + {noreply, State#state{session_client_invalidator = undefined}}; +handle_info({'EXIT', Pid, _}, #state{session_server_invalidator = Pid} = State) -> + {noreply, State#state{session_server_invalidator = undefined}}; handle_info(_Info, State) -> {noreply, State}. @@ -473,9 +477,11 @@ validate_session(Port, Session, LifeTime) -> invalidate_session(Port, Session) end. -start_session_validator(Cache, CacheCb, LifeTime) -> +start_session_validator(Cache, CacheCb, LifeTime, undefined) -> spawn_link(?MODULE, init_session_validator, - [[get(ssl_manager), Cache, CacheCb, LifeTime]]). + [[get(ssl_manager), Cache, CacheCb, LifeTime]]); +start_session_validator(_,_,_, Pid) -> + Pid. init_session_validator([SslManagerName, Cache, CacheCb, LifeTime]) -> put(ssl_manager, SslManagerName), @@ -497,7 +503,15 @@ delay_time() -> ?CLEAN_SESSION_DB end. -invalidate_session(Cache, CacheCb, Key, Session, #state{last_delay_timer = LastTimer} = State) -> +max_session_cache_size(CacheType) -> + case application:get_env(ssl, CacheType) of + {ok, Size} when is_integer(Size) -> + Size; + _ -> + ?DEFAULT_MAX_SESSION_CACHE + end. + +invalidate_session(Cache, CacheCb, Key, Session, State) -> case CacheCb:lookup(Cache, Key) of undefined -> %% Session is already invalidated {noreply, State}; @@ -505,15 +519,23 @@ invalidate_session(Cache, CacheCb, Key, Session, #state{last_delay_timer = LastT CacheCb:delete(Cache, Key), {noreply, State}; _ -> - %% When a registered session is invalidated we need to wait a while before deleting - %% it as there might be pending connections that rightfully needs to look - %% up the session data but new connections should not get to use this session. - CacheCb:update(Cache, Key, Session#session{is_resumable = false}), - TRef = - erlang:send_after(delay_time(), self(), {delayed_clean_session, Key, Cache}), - {noreply, State#state{last_delay_timer = last_delay_timer(Key, TRef, LastTimer)}} + delayed_invalidate_session(CacheCb, Cache, Key, Session, State) end. +delayed_invalidate_session(CacheCb, Cache, Key, Session, + #state{last_delay_timer = LastTimer} = State) -> + %% When a registered session is invalidated we need to + %% wait a while before deleting it as there might be + %% pending connections that rightfully needs to look up + %% the session data but new connections should not get to + %% use this session. + CacheCb:update(Cache, Key, Session#session{is_resumable = false}), + TRef = + erlang:send_after(delay_time(), self(), + {delayed_clean_session, Key, Cache}), + {noreply, State#state{last_delay_timer = + last_delay_timer(Key, TRef, LastTimer)}}. + last_delay_timer({{_,_},_}, TRef, {LastServer, _}) -> {LastServer, TRef}; last_delay_timer({_,_}, TRef, {_, LastClient}) -> @@ -532,12 +554,12 @@ new_id(Port, Tries, Cache, CacheCb) -> Id = crypto:rand_bytes(?NUM_OF_SESSION_ID_BYTES), case CacheCb:lookup(Cache, {Port, Id}) of undefined -> - Now = calendar:datetime_to_gregorian_seconds({date(), time()}), + Now = erlang:monotonic_time(), %% New sessions can not be set to resumable %% until handshake is compleate and the %% other session values are set. CacheCb:update(Cache, {Port, Id}, #session{session_id = Id, - is_resumable = false, + is_resumable = new, time_stamp = Now}), Id; _ -> @@ -559,15 +581,62 @@ clean_cert_db(Ref, CertDb, RefDb, PemCache, File) -> ok end. +ssl_client_register_session(Host, Port, Session, #state{session_cache_client = Cache, + session_cache_cb = CacheCb, + session_cache_client_max = Max, + session_client_invalidator = Pid0} = State) -> + TimeStamp = erlang:monotonic_time(), + NewSession = Session#session{time_stamp = TimeStamp}, + + case CacheCb:select_session(Cache, {Host, Port}) of + no_session -> + Pid = do_register_session({{Host, Port}, + NewSession#session.session_id}, + NewSession, Max, Pid0, Cache, CacheCb), + State#state{session_client_invalidator = Pid}; + Sessions -> + register_unique_session(Sessions, NewSession, {Host, Port}, State) + end. + +server_register_session(Port, Session, #state{session_cache_server_max = Max, + session_cache_server = Cache, + session_cache_cb = CacheCb, + session_server_invalidator = Pid0} = State) -> + TimeStamp = erlang:monotonic_time(), + NewSession = Session#session{time_stamp = TimeStamp}, + Pid = do_register_session({Port, NewSession#session.session_id}, + NewSession, Max, Pid0, Cache, CacheCb), + State#state{session_server_invalidator = Pid}. + +do_register_session(Key, Session, Max, Pid, Cache, CacheCb) -> + try CacheCb:size(Cache) of + N when N > Max -> + invalidate_session_cache(Pid, CacheCb, Cache); + _ -> + CacheCb:update(Cache, Key, Session), + Pid + catch + error:undef -> + CacheCb:update(Cache, Key, Session), + Pid + end. + + %% Do not let dumb clients create a gigantic session table %% for itself creating big delays at connection time. -register_unique_session(Sessions, Session, CacheCb, Cache, PartialKey) -> +register_unique_session(Sessions, Session, PartialKey, + #state{session_cache_client_max = Max, + session_cache_client = Cache, + session_cache_cb = CacheCb, + session_client_invalidator = Pid0} = State) -> case exists_equivalent(Session , Sessions) of true -> - ok; + State; false -> - CacheCb:update(Cache, {PartialKey, - Session#session.session_id}, Session) + Pid = do_register_session({PartialKey, + Session#session.session_id}, + Session, Max, Pid0, Cache, CacheCb), + State#state{session_client_invalidator = Pid} end. exists_equivalent(_, []) -> @@ -622,7 +691,8 @@ pem_check_interval() -> end. is_before_checkpoint(Time, CheckPoint) -> - calendar:datetime_to_gregorian_seconds(calendar:now_to_datetime(CheckPoint)) - + calendar:datetime_to_gregorian_seconds( + calendar:now_to_datetime(CheckPoint)) - calendar:datetime_to_gregorian_seconds(Time) > 0. add_trusted_certs(Pid, Trustedcerts, Db) -> @@ -643,3 +713,9 @@ crl_db_info([_,_,_,Local], {internal, Info}) -> crl_db_info(_, UserCRLDb) -> UserCRLDb. +%% Only start a session invalidator if there is not +%% one already active +invalidate_session_cache(undefined, CacheCb, Cache) -> + start_session_validator(Cache, CacheCb, {invalidate_before, erlang:monotonic_time()}, undefined); +invalidate_session_cache(Pid, _CacheCb, _Cache) -> + Pid. diff --git a/lib/ssl/src/ssl_record.erl b/lib/ssl/src/ssl_record.erl index 75cfecdf5e..ce6b8fb84f 100644 --- a/lib/ssl/src/ssl_record.erl +++ b/lib/ssl/src/ssl_record.erl @@ -311,9 +311,19 @@ set_pending_cipher_state(#connection_states{pending_read = Read, %% %% Description: Encodes a handshake message to send on the ssl-socket. %%-------------------------------------------------------------------- -encode_handshake(Frag, Version, ConnectionStates) -> - encode_plain_text(?HANDSHAKE, Version, Frag, ConnectionStates). - +encode_handshake(Frag, Version, + #connection_states{current_write = + #connection_state{ + security_parameters = + #security_parameters{bulk_cipher_algorithm = BCA}}} = + ConnectionStates) -> + case iolist_size(Frag) of + N when N > ?MAX_PLAIN_TEXT_LENGTH -> + Data = split_bin(iolist_to_binary(Frag), ?MAX_PLAIN_TEXT_LENGTH, Version, BCA), + encode_iolist(?HANDSHAKE, Data, Version, ConnectionStates); + _ -> + encode_plain_text(?HANDSHAKE, Version, Frag, ConnectionStates) + end. %%-------------------------------------------------------------------- -spec encode_alert_record(#alert{}, ssl_version(), #connection_states{}) -> {iolist(), #connection_states{}}. diff --git a/lib/ssl/src/ssl_session.erl b/lib/ssl/src/ssl_session.erl index 0d6cc93a20..2b24bff5ff 100644 --- a/lib/ssl/src/ssl_session.erl +++ b/lib/ssl/src/ssl_session.erl @@ -31,8 +31,6 @@ %% Internal application API -export([is_new/2, client_id/4, server_id/6, valid_session/2]). --define('24H_in_sec', 8640). - -type seconds() :: integer(). %%-------------------------------------------------------------------- @@ -63,13 +61,16 @@ client_id(ClientInfo, Cache, CacheCb, OwnCert) -> SessionId end. --spec valid_session(#session{}, seconds()) -> boolean(). +-spec valid_session(#session{}, seconds() | {invalidate_before, integer()}) -> boolean(). %% %% Description: Check that the session has not expired %%-------------------------------------------------------------------- +valid_session(#session{time_stamp = TimeStamp}, {invalidate_before, Before}) -> + TimeStamp > Before; valid_session(#session{time_stamp = TimeStamp}, LifeTime) -> - Now = calendar:datetime_to_gregorian_seconds({date(), time()}), - Now - TimeStamp < LifeTime. + Now = erlang:monotonic_time(), + Lived = erlang:convert_time_unit(Now-TimeStamp, native, seconds), + Lived < LifeTime. server_id(Port, <<>>, _SslOpts, _Cert, _, _) -> {ssl_manager:new_session_id(Port), undefined}; diff --git a/lib/ssl/src/ssl_session_cache.erl b/lib/ssl/src/ssl_session_cache.erl index cfc48cd935..9585e613e6 100644 --- a/lib/ssl/src/ssl_session_cache.erl +++ b/lib/ssl/src/ssl_session_cache.erl @@ -27,7 +27,7 @@ -include("ssl_internal.hrl"). -export([init/1, terminate/1, lookup/2, update/3, delete/2, foldl/3, - select_session/2]). + select_session/2, size/1]). %%-------------------------------------------------------------------- %% Description: Return table reference. Called by ssl_manager process. @@ -86,6 +86,12 @@ select_session(Cache, PartialKey) -> [{{{PartialKey,'_'}, '$1'},[],['$1']}]). %%-------------------------------------------------------------------- +%% Description: Returns the cache size +%%-------------------------------------------------------------------- +size(Cache) -> + ets:info(Cache, size). + +%%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- cache_name(Name) -> diff --git a/lib/ssl/src/ssl_session_cache_api.erl b/lib/ssl/src/ssl_session_cache_api.erl index 536b52c44b..8f62c25be5 100644 --- a/lib/ssl/src/ssl_session_cache_api.erl +++ b/lib/ssl/src/ssl_session_cache_api.erl @@ -33,3 +33,4 @@ -callback delete(db_handle(), key()) -> any(). -callback foldl(fun(), term(), db_handle()) -> term(). -callback select_session(db_handle(), {host(), inet:port_number()} | inet:port_number()) -> [#session{}]. +-callback size(db_handle()) -> integer(). diff --git a/lib/ssl/src/ssl_tls_dist_proxy.erl b/lib/ssl/src/ssl_tls_dist_proxy.erl index 273d3b5521..4c789793ec 100644 --- a/lib/ssl/src/ssl_tls_dist_proxy.erl +++ b/lib/ssl/src/ssl_tls_dist_proxy.erl @@ -20,7 +20,7 @@ -module(ssl_tls_dist_proxy). --export([listen/1, accept/1, connect/2, get_tcp_address/1]). +-export([listen/2, accept/2, connect/3, get_tcp_address/1]). -export([init/1, start_link/0, handle_call/3, handle_cast/2, handle_info/2, terminate/2, code_change/3, ssl_options/2]). @@ -39,14 +39,63 @@ %% Internal application API %%==================================================================== -listen(Name) -> - gen_server:call(?MODULE, {listen, Name}, infinity). +listen(Driver, Name) -> + gen_server:call(?MODULE, {listen, Driver, Name}, infinity). + +accept(Driver, Listen) -> + gen_server:call(?MODULE, {accept, Driver, Listen}, infinity). + +connect(Driver, Ip, Port) -> + gen_server:call(?MODULE, {connect, Driver, Ip, Port}, infinity). + + +do_listen(Options) -> + {First,Last} = case application:get_env(kernel,inet_dist_listen_min) of + {ok,N} when is_integer(N) -> + case application:get_env(kernel, + inet_dist_listen_max) of + {ok,M} when is_integer(M) -> + {N,M}; + _ -> + {N,N} + end; + _ -> + {0,0} + end, + do_listen(First, Last, listen_options([{backlog,128}|Options])). + +do_listen(First,Last,_) when First > Last -> + {error,eaddrinuse}; +do_listen(First,Last,Options) -> + case gen_tcp:listen(First, Options) of + {error, eaddrinuse} -> + do_listen(First+1,Last,Options); + Other -> + Other + end. -accept(Listen) -> - gen_server:call(?MODULE, {accept, Listen}, infinity). +listen_options(Opts0) -> + Opts1 = + case application:get_env(kernel, inet_dist_use_interface) of + {ok, Ip} -> + [{ip, Ip} | Opts0]; + _ -> + Opts0 + end, + case application:get_env(kernel, inet_dist_listen_options) of + {ok,ListenOpts} -> + ListenOpts ++ Opts1; + _ -> + Opts1 + end. -connect(Ip, Port) -> - gen_server:call(?MODULE, {connect, Ip, Port}, infinity). +connect_options(Opts) -> + case application:get_env(kernel, inet_dist_connect_options) of + {ok,ConnectOpts} -> + lists:ukeysort(1, ConnectOpts ++ Opts); + _ -> + Opts + end. %%==================================================================== %% gen_server callbacks @@ -59,29 +108,34 @@ init([]) -> process_flag(priority, max), {ok, #state{}}. -handle_call({listen, Name}, _From, State) -> - case gen_tcp:listen(0, [{active, false}, {packet,?PPRE}]) of +handle_call({listen, Driver, Name}, _From, State) -> + case gen_tcp:listen(0, [{active, false}, {packet,?PPRE}, {ip, loopback}]) of {ok, Socket} -> - {ok, World} = gen_tcp:listen(0, [{active, false}, binary, {packet,?PPRE}]), + {ok, World} = do_listen([{active, false}, binary, {packet,?PPRE}, {reuseaddr, true}, + Driver:family()]), {ok, TcpAddress} = get_tcp_address(Socket), {ok, WorldTcpAddress} = get_tcp_address(World), {_,Port} = WorldTcpAddress#net_address.address, - {ok, Creation} = erl_epmd:register_node(Name, Port), - {reply, {ok, {Socket, TcpAddress, Creation}}, - State#state{listen={Socket, World}}}; + case erl_epmd:register_node(Name, Port) of + {ok, Creation} -> + {reply, {ok, {Socket, TcpAddress, Creation}}, + State#state{listen={Socket, World}}}; + {error, _} = Error -> + {reply, Error, State} + end; Error -> {reply, Error, State} end; -handle_call({accept, Listen}, {From, _}, State = #state{listen={_, World}}) -> +handle_call({accept, _Driver, Listen}, {From, _}, State = #state{listen={_, World}}) -> Self = self(), ErtsPid = spawn_link(fun() -> accept_loop(Self, erts, Listen, From) end), WorldPid = spawn_link(fun() -> accept_loop(Self, world, World, Listen) end), {reply, ErtsPid, State#state{accept_loop={ErtsPid, WorldPid}}}; -handle_call({connect, Ip, Port}, {From, _}, State) -> +handle_call({connect, Driver, Ip, Port}, {From, _}, State) -> Me = self(), - Pid = spawn_link(fun() -> setup_proxy(Ip, Port, Me) end), + Pid = spawn_link(fun() -> setup_proxy(Driver, Ip, Port, Me) end), receive {Pid, go_ahead, LPort} -> Res = {ok, Socket} = try_connect(LPort), @@ -134,6 +188,7 @@ accept_loop(Proxy, erts = Type, Listen, Extra) -> Extra ! {accept,self(),Socket,inet,proxy}, receive {_Kernel, controller, Pid} -> + inet:setopts(Socket, [nodelay()]), ok = gen_tcp:controlling_process(Socket, Pid), flush_old_controller(Pid, Socket), Pid ! {self(), controller}; @@ -150,6 +205,7 @@ accept_loop(Proxy, world = Type, Listen, Extra) -> case gen_tcp:accept(Listen) of {ok, Socket} -> Opts = get_ssl_options(server), + wait_for_code_server(), case ssl:ssl_accept(Socket, Opts) of {ok, SslSocket} -> PairHandler = @@ -158,6 +214,11 @@ accept_loop(Proxy, world = Type, Listen, Extra) -> end), ok = ssl:controlling_process(SslSocket, PairHandler), flush_old_controller(PairHandler, SslSocket); + {error, {options, _}} = Error -> + %% Bad options: that's probably our fault. Let's log that. + error_logger:error_msg("Cannot accept TLS distribution connection: ~s~n", + [ssl:format_error(Error)]), + gen_tcp:close(Socket); _ -> gen_tcp:close(Socket) end; @@ -166,20 +227,50 @@ accept_loop(Proxy, world = Type, Listen, Extra) -> end, accept_loop(Proxy, Type, Listen, Extra). +wait_for_code_server() -> + %% This is an ugly hack. Upgrading a socket to TLS requires the + %% crypto module to be loaded. Loading the crypto module triggers + %% its on_load function, which calls code:priv_dir/1 to find the + %% directory where its NIF library is. However, distribution is + %% started earlier than the code server, so the code server is not + %% necessarily started yet, and code:priv_dir/1 might fail because + %% of that, if we receive an incoming connection on the + %% distribution port early enough. + %% + %% If the on_load function of a module fails, the module is + %% unloaded, and the function call that triggered loading it fails + %% with 'undef', which is rather confusing. + %% + %% Thus, the ssl_tls_dist_proxy process will terminate, and be + %% restarted by ssl_dist_sup. However, it won't have any memory + %% of being asked by net_kernel to listen for incoming + %% connections. Hence, the node will believe that it's open for + %% distribution, but it actually isn't. + %% + %% So let's avoid that by waiting for the code server to start. + case whereis(code_server) of + undefined -> + timer:sleep(10), + wait_for_code_server(); + Pid when is_pid(Pid) -> + ok + end. + try_connect(Port) -> - case gen_tcp:connect({127,0,0,1}, Port, [{active, false}, {packet,?PPRE}]) of + case gen_tcp:connect({127,0,0,1}, Port, [{active, false}, {packet,?PPRE}, nodelay()]) of R = {ok, _S} -> R; {error, _R} -> try_connect(Port) end. -setup_proxy(Ip, Port, Parent) -> +setup_proxy(Driver, Ip, Port, Parent) -> process_flag(trap_exit, true), - Opts = get_ssl_options(client), - case ssl:connect(Ip, Port, [{active, true}, binary, {packet,?PPRE}] ++ Opts) of + Opts = connect_options(get_ssl_options(client)), + case ssl:connect(Ip, Port, [{active, true}, binary, {packet,?PPRE}, nodelay(), + Driver:family()] ++ Opts) of {ok, World} -> - {ok, ErtsL} = gen_tcp:listen(0, [{active, true}, {ip, {127,0,0,1}}, binary, {packet,?PPRE}]), + {ok, ErtsL} = gen_tcp:listen(0, [{active, true}, {ip, loopback}, binary, {packet,?PPRE}]), {ok, #net_address{address={_,LPort}}} = get_tcp_address(ErtsL), Parent ! {self(), go_ahead, LPort}, case gen_tcp:accept(ErtsL) of @@ -189,29 +280,50 @@ setup_proxy(Ip, Port, Parent) -> Err -> Parent ! {self(), Err} end; + {error, {options, _}} = Err -> + %% Bad options: that's probably our fault. Let's log that. + error_logger:error_msg("Cannot open TLS distribution connection: ~s~n", + [ssl:format_error(Err)]), + Parent ! {self(), Err}; Err -> Parent ! {self(), Err} end. + +%% we may not always want the nodelay behaviour +%% %% for performance reasons + +nodelay() -> + case application:get_env(kernel, dist_nodelay) of + undefined -> + {nodelay, true}; + {ok, true} -> + {nodelay, true}; + {ok, false} -> + {nodelay, false}; + _ -> + {nodelay, true} + end. + setup_connection(World, ErtsListen) -> process_flag(trap_exit, true), {ok, TcpAddress} = get_tcp_address(ErtsListen), {_Addr,Port} = TcpAddress#net_address.address, - {ok, Erts} = gen_tcp:connect({127,0,0,1}, Port, [{active, true}, binary, {packet,?PPRE}]), - ssl:setopts(World, [{active,true}, {packet,?PPRE}]), + {ok, Erts} = gen_tcp:connect({127,0,0,1}, Port, [{active, true}, binary, {packet,?PPRE}, nodelay()]), + ssl:setopts(World, [{active,true}, {packet,?PPRE}, nodelay()]), loop_conn_setup(World, Erts). loop_conn_setup(World, Erts) -> receive {ssl, World, Data = <<$a, _/binary>>} -> gen_tcp:send(Erts, Data), - ssl:setopts(World, [{packet,?PPOST}]), - inet:setopts(Erts, [{packet,?PPOST}]), + ssl:setopts(World, [{packet,?PPOST}, nodelay()]), + inet:setopts(Erts, [{packet,?PPOST}, nodelay()]), loop_conn(World, Erts); {tcp, Erts, Data = <<$a, _/binary>>} -> ssl:send(World, Data), - ssl:setopts(World, [{packet,?PPOST}]), - inet:setopts(Erts, [{packet,?PPOST}]), + ssl:setopts(World, [{packet,?PPOST}, nodelay()]), + inet:setopts(Erts, [{packet,?PPOST}, nodelay()]), loop_conn(World, Erts); {ssl, World, Data = <<_, _/binary>>} -> gen_tcp:send(Erts, Data), diff --git a/lib/ssl/src/ssl_v3.erl b/lib/ssl/src/ssl_v3.erl index 5e043624a7..f98ea83771 100644 --- a/lib/ssl/src/ssl_v3.erl +++ b/lib/ssl/src/ssl_v3.erl @@ -143,8 +143,7 @@ suites() -> ?TLS_RSA_WITH_3DES_EDE_CBC_SHA, ?TLS_DHE_RSA_WITH_AES_128_CBC_SHA, ?TLS_DHE_DSS_WITH_AES_128_CBC_SHA, - ?TLS_RSA_WITH_AES_128_CBC_SHA, - ?TLS_RSA_WITH_DES_CBC_SHA + ?TLS_RSA_WITH_AES_128_CBC_SHA ]. %%-------------------------------------------------------------------- diff --git a/lib/ssl/src/tls_connection.erl b/lib/ssl/src/tls_connection.erl index 3093508f61..c3f0206d25 100644 --- a/lib/ssl/src/tls_connection.erl +++ b/lib/ssl/src/tls_connection.erl @@ -168,9 +168,10 @@ hello(start, #state{host = Host, port = Port, role = client, Cache, CacheCb, Renegotiation, Cert), Version = Hello#client_hello.client_version, + HelloVersion = tls_record:lowest_protocol_version(SslOpts#ssl_options.versions), Handshake0 = ssl_handshake:init_handshake_history(), {BinMsg, ConnectionStates, Handshake} = - encode_handshake(Hello, Version, ConnectionStates0, Handshake0), + encode_handshake(Hello, HelloVersion, ConnectionStates0, Handshake0), Transport:send(Socket, BinMsg), State1 = State0#state{connection_states = ConnectionStates, negotiated_version = Version, %% Requested version @@ -211,7 +212,7 @@ hello(Hello = #client_hello{client_version = ClientVersion, client_ecc = {EllipticCurves, EcPointFormats}, negotiated_protocol = Protocol}, ?MODULE) end; -hello(Hello, +hello(Hello = #server_hello{}, #state{connection_states = ConnectionStates0, negotiated_version = ReqVersion, role = client, @@ -763,6 +764,8 @@ handle_tls_handshake(Handle, StateName, case Handle(Packet, FsmReturn) of {next_state, NextStateName, State, _Timeout} -> handle_tls_handshake(Handle, NextStateName, State); + {next_state, NextStateName, State} -> + handle_tls_handshake(Handle, NextStateName, State); {stop, _,_} = Stop -> Stop end; diff --git a/lib/ssl/src/tls_record.erl b/lib/ssl/src/tls_record.erl index aa524f0225..9348c8bbdd 100644 --- a/lib/ssl/src/tls_record.erl +++ b/lib/ssl/src/tls_record.erl @@ -41,8 +41,9 @@ -export([encode_plain_text/4]). %% Protocol version handling --export([protocol_version/1, lowest_protocol_version/2, - highest_protocol_version/1, is_higher/2, supported_protocol_versions/0, +-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]). -export_type([tls_version/0, tls_atom_version/0]). @@ -257,6 +258,18 @@ lowest_protocol_version(Version = {M,_}, Version; lowest_protocol_version(_,Version) -> Version. + +%%-------------------------------------------------------------------- +-spec lowest_protocol_version([tls_version()]) -> tls_version(). +%% +%% Description: Lowest protocol version present in a list +%%-------------------------------------------------------------------- +lowest_protocol_version([]) -> + lowest_protocol_version(); +lowest_protocol_version(Versions) -> + [Ver | Vers] = Versions, + lowest_list_protocol_version(Ver, Vers). + %%-------------------------------------------------------------------- -spec highest_protocol_version([tls_version()]) -> tls_version(). %% @@ -266,19 +279,29 @@ highest_protocol_version([]) -> highest_protocol_version(); highest_protocol_version(Versions) -> [Ver | Vers] = Versions, - highest_protocol_version(Ver, Vers). + highest_list_protocol_version(Ver, Vers). -highest_protocol_version(Version, []) -> +%%-------------------------------------------------------------------- +-spec highest_protocol_version(tls_version(), tls_version()) -> tls_version(). +%% +%% Description: Highest protocol version of two given versions +%%-------------------------------------------------------------------- +highest_protocol_version(Version = {M, N}, {M, O}) when N > O -> + Version; +highest_protocol_version({M, _}, + Version = {M, _}) -> Version; -highest_protocol_version(Version = {N, M}, [{N, O} | Rest]) when M > O -> - highest_protocol_version(Version, Rest); -highest_protocol_version({M, _}, [Version = {M, _} | Rest]) -> - highest_protocol_version(Version, Rest); -highest_protocol_version(Version = {M,_}, [{N,_} | Rest]) when M > N -> - highest_protocol_version(Version, Rest); -highest_protocol_version(_, [Version | Rest]) -> - highest_protocol_version(Version, Rest). +highest_protocol_version(Version = {M,_}, + {N, _}) when M > N -> + Version; +highest_protocol_version(_,Version) -> + Version. +%%-------------------------------------------------------------------- +-spec is_higher(V1 :: tls_version(), V2::tls_version()) -> boolean(). +%% +%% Description: Is V1 > V2 +%%-------------------------------------------------------------------- is_higher({M, N}, {M, O}) when N > O -> true; is_higher({M, _}, {N, _}) when M > N -> @@ -352,6 +375,17 @@ is_acceptable_version(_,_) -> %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- + +lowest_list_protocol_version(Ver, []) -> + Ver; +lowest_list_protocol_version(Ver1, [Ver2 | Rest]) -> + lowest_list_protocol_version(lowest_protocol_version(Ver1, Ver2), Rest). + +highest_list_protocol_version(Ver, []) -> + Ver; +highest_list_protocol_version(Ver1, [Ver2 | Rest]) -> + highest_list_protocol_version(highest_protocol_version(Ver1, Ver2), Rest). + encode_tls_cipher_text(Type, {MajVer, MinVer}, Fragment) -> Length = erlang:iolist_size(Fragment), [<<?BYTE(Type), ?BYTE(MajVer), ?BYTE(MinVer), ?UINT16(Length)>>, Fragment]. @@ -370,6 +404,10 @@ mac_hash({3, N} = Version, MacAlg, MacSecret, SeqNo, Type, Length, Fragment) highest_protocol_version() -> highest_protocol_version(supported_protocol_versions()). +lowest_protocol_version() -> + lowest_protocol_version(supported_protocol_versions()). + + sufficient_tlsv1_2_crypto_support() -> CryptoSupport = crypto:supports(), proplists:get_bool(sha256, proplists:get_value(hashs, CryptoSupport)). diff --git a/lib/ssl/src/tls_v1.erl b/lib/ssl/src/tls_v1.erl index 71e5f349dd..09e378cfeb 100644 --- a/lib/ssl/src/tls_v1.erl +++ b/lib/ssl/src/tls_v1.erl @@ -208,9 +208,7 @@ suites(Minor) when Minor == 1; Minor == 2 -> ?TLS_DHE_DSS_WITH_AES_128_CBC_SHA, ?TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA, ?TLS_ECDH_RSA_WITH_AES_128_CBC_SHA, - ?TLS_RSA_WITH_AES_128_CBC_SHA, - ?TLS_DHE_RSA_WITH_DES_CBC_SHA, - ?TLS_RSA_WITH_DES_CBC_SHA + ?TLS_RSA_WITH_AES_128_CBC_SHA ]; suites(3) -> [ |