diff options
Diffstat (limited to 'lib/ssl/src/ssl.erl')
| -rw-r--r-- | lib/ssl/src/ssl.erl | 121 |
1 files changed, 57 insertions, 64 deletions
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index 9a106f9742..5421bdef99 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() -> @@ -487,7 +455,16 @@ setopts(#sslsocket{pid = Pid}, Options0) when is_pid(Pid), is_list(Options0) -> _:_ -> {error, {options, {not_a_proplist, Options0}}} end; - +setopts(#sslsocket{pid = {{udp, _}, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket, Options) when is_list(Options) -> + try dtls_socket:setopts(Transport, ListenSocket, Options) of + ok -> + ok; + {error, InetError} -> + {error, {options, {socket_options, Options, InetError}}} + catch + _:Error -> + {error, {options, {socket_options, Options, Error}}} + end; setopts(#sslsocket{pid = {_, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket, Options) when is_list(Options) -> try tls_socket:setopts(Transport, ListenSocket, Options) of ok -> @@ -555,19 +532,6 @@ 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 +641,12 @@ 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 +679,7 @@ 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 +751,9 @@ 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 +997,20 @@ 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 +1054,15 @@ 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 +1096,7 @@ 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 +1114,7 @@ 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 +1458,18 @@ 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. |