diff options
Diffstat (limited to 'lib/ssl/src/ssl.erl')
| -rw-r--r-- | lib/ssl/src/ssl.erl | 160 |
1 files changed, 95 insertions, 65 deletions
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index 4a5a7e25ea..b3d08bdfbe 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"). @@ -187,16 +184,24 @@ ssl_accept(ListenSocket, SslOptions) when is_port(ListenSocket) -> ssl_accept(#sslsocket{} = Socket, [], Timeout) when (is_integer(Timeout) andalso Timeout >= 0) or (Timeout == infinity)-> ssl_accept(Socket, Timeout); -ssl_accept(#sslsocket{fd = {_, _, _, Tracker}} = Socket, SslOpts0, Timeout) when +ssl_accept(#sslsocket{fd = {_, _, _, Tracker}} = Socket, SslOpts, Timeout) when (is_integer(Timeout) andalso Timeout >= 0) or (Timeout == infinity)-> try - {ok, EmOpts, InheritedSslOpts} = tls_socket:get_all_opts(Tracker), - SslOpts = handle_options(SslOpts0, InheritedSslOpts), + {ok, EmOpts, _} = tls_socket:get_all_opts(Tracker), ssl_connection:handshake(Socket, {SslOpts, tls_socket:emulated_socket_options(EmOpts, #socket_options{})}, Timeout) catch Error = {error, _Reason} -> Error end; +ssl_accept(#sslsocket{pid = Pid, fd = {_, _, _}} = Socket, SslOpts, Timeout) when + (is_integer(Timeout) andalso Timeout >= 0) or (Timeout == infinity)-> + try + {ok, EmOpts, _} = dtls_udp_listener:get_all_opts(Pid), + ssl_connection:handshake(Socket, {SslOpts, + tls_socket:emulated_socket_options(EmOpts, #socket_options{})}, Timeout) + catch + Error = {error, _Reason} -> Error + end; ssl_accept(Socket, SslOptions, Timeout) when is_port(Socket), (is_integer(Timeout) andalso Timeout >= 0) or (Timeout == infinity) -> {Transport,_,_,_} = @@ -215,7 +220,6 @@ ssl_accept(Socket, SslOptions, Timeout) when is_port(Socket), catch Error = {error, _Reason} -> Error end. - %%-------------------------------------------------------------------- -spec close(#sslsocket{}) -> term(). %% @@ -223,6 +227,8 @@ ssl_accept(Socket, SslOptions, Timeout) when is_port(Socket), %%-------------------------------------------------------------------- close(#sslsocket{pid = Pid}) when is_pid(Pid) -> ssl_connection:close(Pid, {close, ?DEFAULT_TIMEOUT}); +close(#sslsocket{pid = {udp, #config{udp_handler = {Pid, _}}}}) -> + dtls_udp_listener:close(Pid); close(#sslsocket{pid = {ListenSocket, #config{transport_info={Transport,_, _, _}}}}) -> Transport:close(ListenSocket). @@ -251,6 +257,8 @@ send(#sslsocket{pid = Pid}, Data) when is_pid(Pid) -> ssl_connection:send(Pid, Data); send(#sslsocket{pid = {_, #config{transport_info={gen_udp, _, _, _}}}}, _) -> {error,enotconn}; %% Emulate connection behaviour +send(#sslsocket{pid = {udp,_}}, _) -> + {error,enotconn}; send(#sslsocket{pid = {ListenSocket, #config{transport_info={Transport, _, _, _}}}}, Data) -> Transport:send(ListenSocket, Data). %% {error,enotconn} @@ -265,6 +273,8 @@ recv(Socket, Length) -> recv(#sslsocket{pid = Pid}, Length, Timeout) when is_pid(Pid), (is_integer(Timeout) andalso Timeout >= 0) or (Timeout == infinity)-> ssl_connection:recv(Pid, Length, Timeout); +recv(#sslsocket{pid = {udp,_}}, _, _) -> + {error,enotconn}; recv(#sslsocket{pid = {Listen, #config{transport_info = {Transport, _, _, _}}}}, _,_) when is_port(Listen)-> Transport:recv(Listen, 0). %% {error,enotconn} @@ -277,10 +287,14 @@ recv(#sslsocket{pid = {Listen, %%-------------------------------------------------------------------- controlling_process(#sslsocket{pid = Pid}, NewOwner) when is_pid(Pid), is_pid(NewOwner) -> ssl_connection:new_user(Pid, NewOwner); +controlling_process(#sslsocket{pid = {udp, _}}, + NewOwner) when is_pid(NewOwner) -> + ok; %% Meaningless but let it be allowed to conform with TLS controlling_process(#sslsocket{pid = {Listen, #config{transport_info = {Transport, _, _, _}}}}, NewOwner) when is_port(Listen), is_pid(NewOwner) -> + %% Meaningless but let it be allowed to conform with normal sockets Transport:controlling_process(Listen, NewOwner). @@ -290,22 +304,24 @@ 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 -> Error end; connection_information(#sslsocket{pid = {Listen, _}}) when is_port(Listen) -> - {error, enotconn}. + {error, enotconn}; +connection_information(#sslsocket{pid = {udp,_}}) -> + {error,enotconn}. %%-------------------------------------------------------------------- -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 +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]}; @@ -314,29 +330,22 @@ 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. %%-------------------------------------------------------------------- +peername(#sslsocket{pid = Pid, fd = {Transport, Socket, _}}) when is_pid(Pid)-> + dtls_socket:peername(Transport, Socket); peername(#sslsocket{pid = Pid, fd = {Transport, Socket, _, _}}) when is_pid(Pid)-> tls_socket:peername(Transport, Socket); +peername(#sslsocket{pid = {udp = Transport, #config{udp_handler = {_Pid, _}}}}) -> + dtls_socket:peername(Transport, undefined); +peername(#sslsocket{pid = Pid, fd = {gen_udp= Transport, Socket, _, _}}) when is_pid(Pid) -> + dtls_socket:peername(Transport, Socket); peername(#sslsocket{pid = {ListenSocket, #config{transport_info = {Transport,_,_,_}}}}) -> - tls_socket:peername(Transport, ListenSocket). %% Will return {error, enotconn} + tls_socket:peername(Transport, ListenSocket); %% Will return {error, enotconn} +peername(#sslsocket{pid = {udp,_}}) -> + {error,enotconn}. %%-------------------------------------------------------------------- -spec peercert(#sslsocket{}) ->{ok, DerCert::binary()} | {error, reason()}. @@ -350,6 +359,8 @@ peercert(#sslsocket{pid = Pid}) when is_pid(Pid) -> Result -> Result end; +peercert(#sslsocket{pid = {udp, _}}) -> + {error, enotconn}; peercert(#sslsocket{pid = {Listen, _}}) when is_port(Listen) -> {error, enotconn}. @@ -363,20 +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() -> @@ -506,6 +503,8 @@ getstat(#sslsocket{pid = Pid, fd = {Transport, Socket, _, _}}, Options) when is_ shutdown(#sslsocket{pid = {Listen, #config{transport_info = {Transport,_, _, _}}}}, How) when is_port(Listen) -> Transport:shutdown(Listen, How); +shutdown(#sslsocket{pid = {udp,_}},_) -> + {error, enotconn}; shutdown(#sslsocket{pid = Pid}, How) -> ssl_connection:shutdown(Pid, How). @@ -518,23 +517,12 @@ sockname(#sslsocket{pid = {Listen, #config{transport_info = {Transport, _, _, _ tls_socket:sockname(Transport, Listen); sockname(#sslsocket{pid = {udp, #config{udp_handler = {Pid, _}}}}) -> dtls_udp_listener:sockname(Pid); -sockname(#sslsocket{pid = Pid, fd = {gen_udp= Transport, Socket, _, _}}) when is_pid(Pid) -> +sockname(#sslsocket{pid = Pid, fd = {Transport, Socket, _}}) when is_pid(Pid) -> dtls_socket:sockname(Transport, Socket); 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 = {Listen,_}}) when is_port(Listen) -> - {error, enotconn}. - -%%--------------------------------------------------------------- -spec versions() -> [{ssl_app, string()} | {supported, [tls_record:tls_atom_version()]} | {available, [tls_record:tls_atom_version()]}]. %% @@ -555,6 +543,8 @@ versions() -> %%-------------------------------------------------------------------- renegotiate(#sslsocket{pid = Pid}) when is_pid(Pid) -> ssl_connection:renegotiation(Pid); +renegotiate(#sslsocket{pid = {udp,_}}) -> + {error, enotconn}; renegotiate(#sslsocket{pid = {Listen,_}}) when is_port(Listen) -> {error, enotconn}. @@ -568,6 +558,8 @@ renegotiate(#sslsocket{pid = {Listen,_}}) when is_port(Listen) -> prf(#sslsocket{pid = Pid}, Secret, Label, Seed, WantedLength) when is_pid(Pid) -> ssl_connection:prf(Pid, Secret, Label, Seed, WantedLength); +prf(#sslsocket{pid = {udp,_}}, _,_,_,_) -> + {error, enotconn}; prf(#sslsocket{pid = {Listen,_}}, _,_,_,_) when is_port(Listen) -> {error, enotconn}. @@ -696,7 +688,7 @@ handle_options(Opts0, Role) -> [RecordCb:protocol_version(Vsn) || Vsn <- Vsns] end, - Protocol = proplists:get_value(protocol, Opts, tls), + Protocol = handle_option(protocol, Opts, tls), SSLOptions = #ssl_options{ versions = Versions, @@ -755,7 +747,7 @@ handle_options(Opts0, Role) -> honor_ecc_order = handle_option(honor_ecc_order, Opts, default_option_role(server, false, Role), server, Role), - protocol = Protocol, + protocol = Protocol, padding_check = proplists:get_value(padding_check, Opts, true), beast_mitigation = handle_option(beast_mitigation, Opts, one_n_minus_one), fallback = handle_option(fallback, Opts, @@ -1032,6 +1024,10 @@ validate_option(v2_hello_compatible, Value) when is_boolean(Value) -> Value; validate_option(max_handshake_size, Value) when is_integer(Value) andalso Value =< ?MAX_UNIT24 -> Value; +validate_option(protocol, Value = tls) -> + Value; +validate_option(protocol, Value = dtls) -> + Value; validate_option(Opt, Value) -> throw({error, {options, {Opt, Value}}}). @@ -1069,17 +1065,37 @@ validate_binary_list(Opt, List) -> (Bin) -> throw({error, {options, {Opt, {invalid_protocol, Bin}}}}) end, List). - validate_versions([], Versions) -> Versions; validate_versions([Version | Rest], Versions) when Version == 'tlsv1.2'; Version == 'tlsv1.1'; Version == tlsv1; Version == sslv3 -> - validate_versions(Rest, Versions); + tls_validate_versions(Rest, Versions); +validate_versions([Version | Rest], Versions) when Version == 'dtlsv1'; + Version == 'dtlsv1.2'-> + dtls_validate_versions(Rest, Versions); validate_versions([Ver| _], Versions) -> throw({error, {options, {Ver, {versions, Versions}}}}). +tls_validate_versions([], Versions) -> + Versions; +tls_validate_versions([Version | Rest], Versions) when Version == 'tlsv1.2'; + Version == 'tlsv1.1'; + Version == tlsv1; + Version == sslv3 -> + tls_validate_versions(Rest, Versions); +tls_validate_versions([Ver| _], Versions) -> + throw({error, {options, {Ver, {versions, Versions}}}}). + +dtls_validate_versions([], Versions) -> + Versions; +dtls_validate_versions([Version | Rest], Versions) when Version == 'dtlsv1'; + Version == 'dtlsv1.2'-> + dtls_validate_versions(Rest, Versions); +dtls_validate_versions([Ver| _], Versions) -> + throw({error, {options, {Ver, {versions, Versions}}}}). + validate_inet_option(mode, Value) when Value =/= list, Value =/= binary -> throw({error, {options, {mode,Value}}}); @@ -1151,18 +1167,18 @@ handle_cipher_option(Value, Version) when is_list(Value) -> binary_cipher_suites(Version, []) -> %% Defaults to all supported suites that does %% not require explicit configuration - ssl_cipher:filter_suites(ssl_cipher:suites(Version)); + ssl_cipher:filter_suites(ssl_cipher:suites(tls_version(Version))); binary_cipher_suites(Version, [Tuple|_] = Ciphers0) when is_tuple(Tuple) -> Ciphers = [ssl_cipher:suite(C) || C <- Ciphers0], binary_cipher_suites(Version, Ciphers); binary_cipher_suites(Version, [Cipher0 | _] = Ciphers0) when is_binary(Cipher0) -> - All = ssl_cipher:all_suites(Version), + All = ssl_cipher:all_suites(tls_version(Version)), case [Cipher || Cipher <- Ciphers0, lists:member(Cipher, All)] of [] -> %% Defaults to all supported suites that does %% not require explicit configuration - ssl_cipher:filter_suites(ssl_cipher:suites(Version)); + ssl_cipher:filter_suites(ssl_cipher:suites(tls_version(Version))); Ciphers -> Ciphers end; @@ -1175,7 +1191,8 @@ binary_cipher_suites(Version, Ciphers0) -> Ciphers = [ssl_cipher:openssl_suite(C) || C <- string:tokens(Ciphers0, ":")], binary_cipher_suites(Version, Ciphers). -handle_eccs_option(Value, {_Major, Minor}) when is_list(Value) -> +handle_eccs_option(Value, Version) when is_list(Value) -> + {_Major, Minor} = tls_version(Version), try tls_v1:ecc_curves(Minor, Value) of Curves -> #elliptic_curves{elliptic_curve_list = Curves} catch @@ -1348,7 +1365,10 @@ new_ssl_options([{signature_algs, Value} | Rest], #ssl_options{} = Opts, RecordC handle_hashsigns_option(Value, tls_version(RecordCB:highest_protocol_version()))}, RecordCB); - +new_ssl_options([{protocol, dtls = Value} | Rest], #ssl_options{} = Opts, dtls_record = RecordCB) -> + new_ssl_options(Rest, Opts#ssl_options{protocol = Value}, RecordCB); +new_ssl_options([{protocol, tls = Value} | Rest], #ssl_options{} = Opts, tls_record = RecordCB) -> + new_ssl_options(Rest, Opts#ssl_options{protocol = Value}, RecordCB); new_ssl_options([{Key, Value} | _Rest], #ssl_options{}, _) -> throw({error, {options, {Key, Value}}}). @@ -1415,3 +1435,13 @@ 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. |