diff options
Diffstat (limited to 'lib/ssl/src')
| -rw-r--r-- | lib/ssl/src/ssl.erl | 121 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_certificate.erl | 86 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_certificate_db.erl | 27 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_connection.erl | 44 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_handshake.erl | 138 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_internal.hrl | 5 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_manager.erl | 10 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_session.erl | 4 |
8 files changed, 237 insertions, 198 deletions
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index 6e26f05c3d..12dffb413c 100644 --- a/lib/ssl/src/ssl.erl +++ b/lib/ssl/src/ssl.erl @@ -80,6 +80,7 @@ stop() -> -spec connect(host() | port(), list()) -> {ok, #sslsocket{}}. -spec connect(host() | port(), list() | port_num(), timeout() | list()) -> {ok, #sslsocket{}}. -spec connect(host() | port(), port_num(), list(), timeout()) -> {ok, #sslsocket{}}. + %% %% Description: Connect to a ssl server. %%-------------------------------------------------------------------- @@ -375,7 +376,7 @@ cipher_suites(openssl) -> [ssl_cipher:openssl_suite_name(S) || S <- ssl_cipher:suites(Version)]. %%-------------------------------------------------------------------- --spec getopts(#sslsocket{}, [atom()]) -> {ok, [{atom(), term()}]}| {error, reason()}. +-spec getopts(#sslsocket{}, [atom()]) -> {ok, [{atom(), term()}]}| {error, reason()}. %% %% Description: %%-------------------------------------------------------------------- @@ -522,59 +523,66 @@ old_listen(Port, Options) -> {ok, Pid} = ssl_broker:start_broker(listener), ssl_broker:listen(Pid, Port, Options). -handle_options(Opts0, Role) -> +handle_options(Opts0, _Role) -> Opts = proplists:expand([{binary, [{mode, binary}]}, {list, [{mode, list}]}], Opts0), ReuseSessionFun = fun(_, _, _, _) -> true end, - AcceptBadCa = fun({bad_cert,unknown_ca}, Acc) -> Acc; - (Other, Acc) -> [Other | Acc] - end, - - VerifyFun = - fun(ErrorList) -> - case lists:foldl(AcceptBadCa, [], ErrorList) of - [] -> true; - [_|_] -> false - end - end, - - UserFailIfNoPeerCert = validate_option(fail_if_no_peer_cert, - proplists:get_value(fail_if_no_peer_cert, Opts, false)), - - {Verify, FailIfNoPeerCert, CaCertDefault} = + VerifyNoneFun = + {fun(_,{bad_cert, unknown_ca}, UserState) -> + {valid, UserState}; + (_,{bad_cert, _} = Reason, _) -> + {fail, Reason}; + (_,{extension, _}, UserState) -> + {unknown, UserState}; + (_, valid, UserState) -> + {valid, UserState} + end, []}, + + UserFailIfNoPeerCert = handle_option(fail_if_no_peer_cert, Opts, false), + UserVerifyFun = handle_option(verify_fun, Opts, undefined), + CaCerts = handle_option(cacerts, Opts, undefined), + + {Verify, FailIfNoPeerCert, CaCertDefault, VerifyFun} = %% 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, Role)}; + {verify_none, false, + ca_cert_default(verify_none, VerifyNoneFun, CaCerts), VerifyNoneFun}; 1 -> - {verify_peer, false, ca_cert_default(verify_peer, Role)}; + {verify_peer, false, + ca_cert_default(verify_peer, UserVerifyFun, CaCerts), UserVerifyFun}; 2 -> - {verify_peer, true, ca_cert_default(verify_peer, Role)}; + {verify_peer, true, + ca_cert_default(verify_peer, UserVerifyFun, CaCerts), UserVerifyFun}; verify_none -> - {verify_none, false, ca_cert_default(verify_none, Role)}; + {verify_none, false, + ca_cert_default(verify_none, VerifyNoneFun, CaCerts), VerifyNoneFun}; verify_peer -> - {verify_peer, UserFailIfNoPeerCert, ca_cert_default(verify_peer, Role)}; + {verify_peer, UserFailIfNoPeerCert, + ca_cert_default(verify_peer, UserVerifyFun, CaCerts), UserVerifyFun}; Value -> throw({error, {eoptions, {verify, Value}}}) - end, + end, CertFile = handle_option(certfile, Opts, ""), SSLOptions = #ssl_options{ versions = handle_option(versions, Opts, []), verify = validate_option(verify, Verify), - verify_fun = handle_option(verify_fun, Opts, VerifyFun), + verify_fun = VerifyFun, fail_if_no_peer_cert = FailIfNoPeerCert, verify_client_once = handle_option(verify_client_once, Opts, false), - validate_extensions_fun = handle_option(validate_extensions_fun, Opts, undefined), depth = handle_option(depth, Opts, 1), + cert = handle_option(cert, Opts, undefined), certfile = CertFile, - keyfile = handle_option(keyfile, Opts, CertFile), key = handle_option(key, Opts, undefined), + keyfile = handle_option(keyfile, Opts, CertFile), password = handle_option(password, Opts, ""), + cacerts = CaCerts, cacertfile = handle_option(cacertfile, Opts, CaCertDefault), + dh = handle_option(dh, Opts, undefined), dhfile = handle_option(dhfile, Opts, undefined), ciphers = handle_option(ciphers, Opts, []), %% Server side option @@ -586,10 +594,10 @@ handle_options(Opts0, Role) -> }, CbInfo = proplists:get_value(cb_info, Opts, {gen_tcp, tcp, tcp_closed, tcp_error}), - SslOptions = [versions, verify, verify_fun, validate_extensions_fun, + SslOptions = [versions, verify, verify_fun, fail_if_no_peer_cert, verify_client_once, - depth, certfile, keyfile, - key, password, cacertfile, dhfile, ciphers, + depth, cert, certfile, key, keyfile, + password, cacerts, cacertfile, dh, dhfile, ciphers, debug, reuse_session, reuse_sessions, ssl_imp, cb_info, renegotiate_at, secure_renegotiate], @@ -613,7 +621,23 @@ validate_option(ssl_imp, Value) when Value == new; Value == old -> validate_option(verify, Value) when Value == verify_none; Value == verify_peer -> Value; -validate_option(verify_fun, Value) when is_function(Value) -> +validate_option(verify_fun, undefined) -> + undefined; +%% Backwards compatibility +validate_option(verify_fun, Fun) when is_function(Fun) -> + {fun(_,{bad_cert, _} = Reason, OldFun) -> + case OldFun([Reason]) of + true -> + {valid, OldFun}; + false -> + {fail, Reason} + end; + (_,{extension, _}, UserState) -> + {unknown, UserState}; + (_, valid, UserState) -> + {valid, UserState} + end, Fun}; +validate_option(verify_fun, {Fun, _} = Value) when is_function(Fun) -> Value; validate_option(fail_if_no_peer_cert, Value) when Value == true; Value == false -> @@ -621,29 +645,38 @@ validate_option(fail_if_no_peer_cert, Value) validate_option(verify_client_once, Value) when Value == true; Value == false -> Value; - -validate_option(validate_extensions_fun, Value) when Value == undefined; is_function(Value) -> - Value; validate_option(depth, Value) when is_integer(Value), Value >= 0, Value =< 255-> Value; +validate_option(cert, Value) when Value == undefined; + is_binary(Value) -> + Value; validate_option(certfile, Value) when is_list(Value) -> Value; + +validate_option(key, undefined) -> + undefined; +validate_option(key, {KeyType, Value}) when is_binary(Value), + KeyType == rsa; + KeyType == dsa -> + {KeyType, Value}; validate_option(keyfile, Value) when is_list(Value) -> Value; -validate_option(key, Value) when Value == undefined; - is_tuple(Value) -> - %% element(1, Value)=='RSAPrivateKey' -> - Value; validate_option(password, Value) when is_list(Value) -> Value; +validate_option(cacerts, Value) when Value == undefined; + is_list(Value) -> + Value; %% certfile must be present in some cases otherwhise it can be set %% to the empty string. validate_option(cacertfile, undefined) -> ""; validate_option(cacertfile, Value) when is_list(Value), Value =/= "" -> Value; +validate_option(dh, Value) when Value == undefined; + is_binary(Value) -> + Value; validate_option(dhfile, undefined = Value) -> Value; validate_option(dhfile, Value) when is_list(Value), Value =/= "" -> @@ -701,14 +734,16 @@ validate_inet_option(active, Value) validate_inet_option(_, _) -> ok. -ca_cert_default(verify_none, _) -> +%% The option cacerts overrides cacertsfile +ca_cert_default(_,_, [_|_]) -> + undefined; +ca_cert_default(verify_none, _, _) -> undefined; -%% Client may leave verification up to the user -ca_cert_default(verify_peer, client) -> +ca_cert_default(verify_peer, {Fun,_}, _) when is_function(Fun) -> undefined; -%% Server that wants to verify_peer must have +%% Server that wants to verify_peer and has no verify_fun must have %% some trusted certs. -ca_cert_default(verify_peer, server) -> +ca_cert_default(verify_peer, undefined, _) -> "". emulated_options() -> diff --git a/lib/ssl/src/ssl_certificate.erl b/lib/ssl/src/ssl_certificate.erl index 917e75157b..206024315e 100644 --- a/lib/ssl/src/ssl_certificate.erl +++ b/lib/ssl/src/ssl_certificate.erl @@ -31,10 +31,10 @@ -include("ssl_debug.hrl"). -include_lib("public_key/include/public_key.hrl"). --export([trusted_cert_and_path/3, +-export([trusted_cert_and_path/2, certificate_chain/2, file_to_certificats/1, - validate_extensions/6, + validate_extension/3, is_valid_extkey_usage/2, is_valid_key_usage/2, select_extension/2, @@ -47,48 +47,46 @@ %%==================================================================== %%-------------------------------------------------------------------- --spec trusted_cert_and_path([der_cert()], certdb_ref(), boolean()) -> - {der_cert(), [der_cert()], list()}. +-spec trusted_cert_and_path([der_cert()], certdb_ref()) -> + {der_cert() | unknown_ca, [der_cert()]}. %% %% Description: Extracts the root cert (if not presents tries to %% look it up, if not found {bad_cert, unknown_ca} will be added verification %% errors. Returns {RootCert, Path, VerifyErrors} %%-------------------------------------------------------------------- -trusted_cert_and_path(CertChain, CertDbRef, Verify) -> - [Cert | RestPath] = lists:reverse(CertChain), +trusted_cert_and_path(CertChain, CertDbRef) -> + Path = [Cert | _] = lists:reverse(CertChain), OtpCert = public_key:pkix_decode_cert(Cert, otp), - IssuerAnPath = + IssuerID = case public_key:pkix_is_self_signed(OtpCert) of true -> {ok, IssuerId} = public_key:pkix_issuer_id(OtpCert, self), - {IssuerId, RestPath}; - false -> + IssuerId; + false -> case public_key:pkix_issuer_id(OtpCert, other) of {ok, IssuerId} -> - {IssuerId, [Cert | RestPath]}; + IssuerId; {error, issuer_not_found} -> case find_issuer(OtpCert, no_candidate) of {ok, IssuerId} -> - {IssuerId, [Cert | RestPath]}; + IssuerId; Other -> - {Other, RestPath} + Other end end end, - case IssuerAnPath of - {{error, issuer_not_found}, _ } -> - %% The root CA was not sent and can not be found, we fail if verify = true - not_valid(?ALERT_REC(?FATAL, ?UNKNOWN_CA), Verify, {Cert, RestPath}); - {{SerialNr, Issuer}, Path} -> - case ssl_manager:lookup_trusted_cert(CertDbRef, - SerialNr, Issuer) of + case IssuerID of + {error, issuer_not_found} -> + %% The root CA was not sent and can not be found. + {unknown_ca, Path}; + {SerialNr, Issuer} -> + case ssl_manager:lookup_trusted_cert(CertDbRef, SerialNr, Issuer) of {ok, {BinCert,_}} -> - {BinCert, Path, []}; + {BinCert, Path}; _ -> - %% Fail if verify = true - not_valid(?ALERT_REC(?FATAL, ?UNKNOWN_CA), - Verify, {Cert, RestPath}) + %% Root CA could not be verified + {unknown_ca, Path} end end. @@ -112,32 +110,26 @@ file_to_certificats(File) -> {ok, List} = ssl_manager:cache_pem_file(File), [Bin || {'Certificate', Bin, not_encrypted} <- List]. %%-------------------------------------------------------------------- --spec validate_extensions([#'Extension'{}], term(), [#'Extension'{}], - boolean(), list(), client | server) -> {[#'Extension'{}], term(), list()}. +-spec validate_extension(term(), #'Extension'{}, term()) -> {valid, term()} | + {fail, tuple()} | + {unknown, term()}. %% %% Description: Validates ssl/tls specific extensions %%-------------------------------------------------------------------- -validate_extensions([], ValidationState, UnknownExtensions, _, AccErr, _) -> - {UnknownExtensions, ValidationState, AccErr}; - -validate_extensions([#'Extension'{extnID = ?'id-ce-extKeyUsage', - extnValue = KeyUse, - critical = true} | Rest], - ValidationState, UnknownExtensions, Verify, AccErr0, Role) -> +validate_extension(_,{extension, #'Extension'{extnID = ?'id-ce-extKeyUsage', + extnValue = KeyUse}}, Role) -> case is_valid_extkey_usage(KeyUse, Role) of true -> - validate_extensions(Rest, ValidationState, UnknownExtensions, - Verify, AccErr0, Role); + {valid, Role}; false -> - AccErr = - not_valid_extension({bad_cert, invalid_ext_key_usage}, Verify, AccErr0), - validate_extensions(Rest, ValidationState, UnknownExtensions, Verify, AccErr, Role) + {fail, {bad_cert, invalid_ext_key_usage}} end; - -validate_extensions([Extension | Rest], ValidationState, UnknownExtensions, - Verify, AccErr, Role) -> - validate_extensions(Rest, ValidationState, [Extension | UnknownExtensions], - Verify, AccErr, Role). +validate_extension(_, {bad_cert, _} = Reason, _) -> + {fail, Reason}; +validate_extension(_, {extension, _}, Role) -> + {unknown, Role}; +validate_extension(_, valid, Role) -> + {valid, Role}. %%-------------------------------------------------------------------- -spec is_valid_key_usage(list(), term()) -> boolean(). @@ -244,19 +236,9 @@ find_issuer(OtpCert, PrevCandidateKey) -> end end. -not_valid(Alert, true, _) -> - throw(Alert); -not_valid(_, false, {ErlCert, Path}) -> - {ErlCert, Path, [{bad_cert, unknown_ca}]}. - is_valid_extkey_usage(KeyUse, client) -> %% Client wants to verify server is_valid_key_usage(KeyUse,?'id-kp-serverAuth'); is_valid_extkey_usage(KeyUse, server) -> %% Server wants to verify client is_valid_key_usage(KeyUse, ?'id-kp-clientAuth'). - -not_valid_extension(Error, true, _) -> - throw(Error); -not_valid_extension(Error, false, AccErrors) -> - [Error | AccErrors]. diff --git a/lib/ssl/src/ssl_certificate_db.erl b/lib/ssl/src/ssl_certificate_db.erl index 00d3079cb3..86477f369d 100644 --- a/lib/ssl/src/ssl_certificate_db.erl +++ b/lib/ssl/src/ssl_certificate_db.erl @@ -74,12 +74,16 @@ lookup_cached_certs(File) -> ets:lookup(certificate_db_name(), {file, File}). %%-------------------------------------------------------------------- --spec add_trusted_certs(pid(), string(), certdb_ref()) -> {ok, certdb_ref()}. +-spec add_trusted_certs(pid(), string() | {der, list()}, certdb_ref()) -> {ok, certdb_ref()}. %% %% Description: Adds the trusted certificates from file <File> to the %% runtime database. Returns Ref that should be handed to lookup_trusted_cert %% together with the cert serialnumber and issuer. %%-------------------------------------------------------------------- +add_trusted_certs(_Pid, {der, DerList}, [CerDb, _,_]) -> + NewRef = make_ref(), + add_certs_from_der(DerList, NewRef, CerDb), + {ok, NewRef}; add_trusted_certs(Pid, File, [CertsDb, FileToRefDb, PidToFileDb]) -> Ref = case lookup(File, FileToRefDb) of undefined -> @@ -93,7 +97,6 @@ add_trusted_certs(Pid, File, [CertsDb, FileToRefDb, PidToFileDb]) -> end, insert(Pid, File, PidToFileDb), {ok, Ref}. - %%-------------------------------------------------------------------- -spec cache_pem_file(pid(), string(), certdb_ref()) -> term(). %% @@ -202,16 +205,20 @@ lookup(Key, Db) -> remove_certs(Ref, CertsDb) -> ets:match_delete(CertsDb, {{Ref, '_', '_'}, '_'}). +add_certs_from_der(DerList, Ref, CertsDb) -> + Add = fun(Cert) -> add_certs(Cert, Ref, CertsDb) end, + [Add(Cert) || Cert <- DerList]. + add_certs_from_file(File, Ref, CertsDb) -> - Add = fun(Cert) -> - ErlCert = public_key:pkix_decode_cert(Cert, otp), - TBSCertificate = ErlCert#'OTPCertificate'.tbsCertificate, - SerialNumber = TBSCertificate#'OTPTBSCertificate'.serialNumber, - Issuer = public_key:pkix_normalize_name( - TBSCertificate#'OTPTBSCertificate'.issuer), - insert({Ref, SerialNumber, Issuer}, {Cert,ErlCert}, CertsDb) - end, + Add = fun(Cert) -> add_certs(Cert, Ref, CertsDb) end, {ok, PemBin} = file:read_file(File), PemEntries = public_key:pem_decode(PemBin), [Add(Cert) || {'Certificate', Cert, not_encrypted} <- PemEntries]. +add_certs(Cert, Ref, CertsDb) -> + ErlCert = public_key:pkix_decode_cert(Cert, otp), + TBSCertificate = ErlCert#'OTPCertificate'.tbsCertificate, + SerialNumber = TBSCertificate#'OTPTBSCertificate'.serialNumber, + Issuer = public_key:pkix_normalize_name( + TBSCertificate#'OTPTBSCertificate'.issuer), + insert({Ref, SerialNumber, Issuer}, {Cert,ErlCert}, CertsDb). diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl index dd8f77a0ca..c94199c336 100644 --- a/lib/ssl/src/ssl_connection.erl +++ b/lib/ssl/src/ssl_connection.erl @@ -500,8 +500,7 @@ certify(#certificate{} = Cert, ssl_options = Opts} = State) -> case ssl_handshake:certify(Cert, CertDbRef, Opts#ssl_options.depth, Opts#ssl_options.verify, - Opts#ssl_options.verify_fun, - Opts#ssl_options.validate_extensions_fun, Role) of + Opts#ssl_options.verify_fun, Role) of {PeerCert, PublicKeyInfo} -> handle_peer_cert(PeerCert, PublicKeyInfo, State#state{client_certificate_requested = false}); @@ -1035,23 +1034,32 @@ ssl_init(SslOpts, Role) -> PrivateKey = init_private_key(SslOpts#ssl_options.key, SslOpts#ssl_options.keyfile, SslOpts#ssl_options.password, Role), - DHParams = init_diffie_hellman(SslOpts#ssl_options.dhfile, Role), + DHParams = init_diffie_hellman(SslOpts#ssl_options.dh, SslOpts#ssl_options.dhfile, Role), {ok, CertDbRef, CacheRef, OwnCert, PrivateKey, DHParams}. -init_certificates(#ssl_options{cacertfile = CACertFile, - certfile = CertFile}, Role) -> + +init_certificates(#ssl_options{cacerts = CaCerts, + cacertfile = CACertFile, + certfile = CertFile, + cert = Cert}, Role) -> {ok, CertDbRef, CacheRef} = try - {ok, _, _} = ssl_manager:connection_init(CACertFile, Role) + Certs = case CaCerts of + undefined -> + CACertFile; + _ -> + {der, CaCerts} + end, + {ok, _, _} = ssl_manager:connection_init(Certs, Role) catch Error:Reason -> handle_file_error(?LINE, Error, Reason, CACertFile, ecacertfile, erlang:get_stacktrace()) end, - init_certificates(CertDbRef, CacheRef, CertFile, Role). + init_certificates(Cert, CertDbRef, CacheRef, CertFile, Role). -init_certificates(CertDbRef, CacheRef, CertFile, client) -> +init_certificates(undefined, CertDbRef, CacheRef, CertFile, client) -> try [OwnCert] = ssl_certificate:file_to_certificats(CertFile), {ok, CertDbRef, CacheRef, OwnCert} @@ -1059,7 +1067,7 @@ init_certificates(CertDbRef, CacheRef, CertFile, client) -> {ok, CertDbRef, CacheRef, undefined} end; -init_certificates(CertDbRef, CacheRef, CertFile, server) -> +init_certificates(undefined, CertDbRef, CacheRef, CertFile, server) -> try [OwnCert] = ssl_certificate:file_to_certificats(CertFile), {ok, CertDbRef, CacheRef, OwnCert} @@ -1067,7 +1075,9 @@ init_certificates(CertDbRef, CacheRef, CertFile, server) -> Error:Reason -> handle_file_error(?LINE, Error, Reason, CertFile, ecertfile, erlang:get_stacktrace()) - end. + end; +init_certificates(Cert, CertDbRef, CacheRef, _, _) -> + {ok, CertDbRef, CacheRef, Cert}. init_private_key(undefined, "", _Password, client) -> undefined; @@ -1084,8 +1094,10 @@ init_private_key(undefined, KeyFile, Password, _) -> erlang:get_stacktrace()) end; -init_private_key(PrivateKey, _, _,_) -> - PrivateKey. +init_private_key({rsa, PrivateKey}, _, _,_) -> + public_key:der_decode('RSAPrivateKey', PrivateKey); +init_private_key({dsa, PrivateKey},_,_,_) -> + public_key:der_decode('DSAPrivateKey', PrivateKey). handle_file_error(Line, Error, {badmatch, Reason}, File, Throw, Stack) -> file_error(Line, Error, Reason, File, Throw, Stack); @@ -1099,11 +1111,13 @@ file_error(Line, Error, Reason, File, Throw, Stack) -> error_logger:error_report(Report), throw(Throw). -init_diffie_hellman(_, client) -> +init_diffie_hellman(Params, _,_) when is_binary(Params)-> + public_key:der_decode('DHParameter', Params); +init_diffie_hellman(_,_, client) -> undefined; -init_diffie_hellman(undefined, _) -> +init_diffie_hellman(_,undefined, _) -> ?DEFAULT_DIFFIE_HELLMAN_PARAMS; -init_diffie_hellman(DHParamFile, server) -> +init_diffie_hellman(_, DHParamFile, server) -> try {ok, List} = ssl_manager:cache_pem_file(DHParamFile), case [Entry || Entry = {'DHParameter', _ , _} <- List] of diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl index ee725997a4..99bc47f04b 100644 --- a/lib/ssl/src/ssl_handshake.erl +++ b/lib/ssl/src/ssl_handshake.erl @@ -32,15 +32,13 @@ -include_lib("public_key/include/public_key.hrl"). -export([master_secret/4, client_hello/5, server_hello/4, hello/4, - hello_request/0, certify/7, certificate/3, - client_certificate_verify/6, - certificate_verify/6, certificate_request/2, - key_exchange/2, server_key_exchange_hash/2, finished/4, - verify_connection/5, - get_tls_handshake/2, decode_client_key/3, - server_hello_done/0, sig_alg/1, - encode_handshake/3, init_hashes/0, - update_hashes/2, decrypt_premaster_secret/2]). + hello_request/0, certify/6, certificate/3, + client_certificate_verify/6, certificate_verify/6, + certificate_request/2, key_exchange/2, server_key_exchange_hash/2, + finished/4, verify_connection/5, get_tls_handshake/2, + decode_client_key/3, server_hello_done/0, sig_alg/1, + encode_handshake/3, init_hashes/0, update_hashes/2, + decrypt_premaster_secret/2]). -type tls_handshake() :: #client_hello{} | #server_hello{} | #server_hello_done{} | #certificate{} | #certificate_request{} | @@ -177,62 +175,55 @@ hello(#client_hello{client_version = ClientVersion, random = Random, %%-------------------------------------------------------------------- -spec certify(#certificate{}, term(), integer() | nolimit, - verify_peer | verify_none, fun(), fun(), + verify_peer | verify_none, {fun(), term}, client | server) -> {der_cert(), public_key_info()} | #alert{}. %% %% Description: Handles a certificate handshake message %%-------------------------------------------------------------------- -certify(#certificate{asn1_certificates = ASN1Certs}, CertDbRef, - MaxPathLen, Verify, VerifyFun, ValidateFun, Role) -> +certify(#certificate{asn1_certificates = ASN1Certs}, CertDbRef, + MaxPathLen, _Verify, VerifyFunAndState, Role) -> [PeerCert | _] = ASN1Certs, - VerifyBool = verify_bool(Verify), - ValidateExtensionFun = - case ValidateFun of + ValidationFunAndState = + case VerifyFunAndState of undefined -> - fun(Extensions, ValidationState, Verify0, AccError) -> - ssl_certificate:validate_extensions(Extensions, ValidationState, - [], Verify0, AccError, Role) - end; - Fun -> - fun(Extensions, ValidationState, Verify0, AccError) -> - {NewExtensions, NewValidationState, NewAccError} - = ssl_certificate:validate_extensions(Extensions, ValidationState, - [], Verify0, AccError, Role), - Fun(NewExtensions, NewValidationState, Verify0, NewAccError) - end + {fun(OtpCert, ExtensionOrError, SslState) -> + ssl_certificate:validate_extension(OtpCert, + ExtensionOrError, SslState) + end, Role}; + {Fun, UserState0} -> + {fun(OtpCert, ExtensionOrError, {SslState, UserState}) -> + case ssl_certificate:validate_extension(OtpCert, + ExtensionOrError, + SslState) of + {valid, _} -> + apply_user_fun(Fun, OtpCert, + ExtensionOrError, UserState, + SslState); + {fail, Reason} -> + apply_user_fun(Fun, OtpCert, Reason, UserState, + SslState); + {unknown, _} -> + apply_user_fun(Fun, OtpCert, + ExtensionOrError, UserState, SslState) + end + end, {Role, UserState0}} end, - try - %% Allow missing root_cert and check that with VerifyFun - ssl_certificate:trusted_cert_and_path(ASN1Certs, CertDbRef, false) of - {TrustedErlCert, CertPath, VerifyErrors} -> - Result = public_key:pkix_path_validation(TrustedErlCert, - CertPath, - [{max_path_length, - MaxPathLen}, - {verify, VerifyBool}, - {validate_extensions_fun, - ValidateExtensionFun}, - {acc_errors, - VerifyErrors}]), - case Result of - {error, Reason} -> - path_validation_alert(Reason, Verify); - {ok, {PublicKeyInfo,_, []}} -> - {PeerCert, PublicKeyInfo}; - {ok, {PublicKeyInfo,_, AccErrors = [Error | _]}} -> - case VerifyFun(AccErrors) of - true -> - {PeerCert, PublicKeyInfo}; - false -> - path_validation_alert(Error, Verify) - end - end - catch - throw:Alert -> - Alert + + {TrustedErlCert, CertPath} = + ssl_certificate:trusted_cert_and_path(ASN1Certs, CertDbRef), + + case public_key:pkix_path_validation(TrustedErlCert, + CertPath, + [{max_path_length, + MaxPathLen}, + {verify_fun, ValidationFunAndState}]) of + {ok, {PublicKeyInfo,_}} -> + {PeerCert, PublicKeyInfo}; + {error, Reason} -> + path_validation_alert(Reason) end. - + %%-------------------------------------------------------------------- -spec certificate(der_cert(), term(), client | server) -> #certificate{} | #alert{}. %% @@ -474,7 +465,7 @@ get_tls_handshake(Data, Buffer) -> get_tls_handshake_aux(list_to_binary([Buffer, Data]), []). %%-------------------------------------------------------------------- --spec dec_client_key(binary(), key_algo(), tls_version()) -> +-spec decode_client_key(binary(), key_algo(), tls_version()) -> #encrypted_premaster_secret{} | #client_diffie_hellman_public{}. %% %% Description: Decode client_key data and return appropriate type @@ -493,24 +484,21 @@ get_tls_handshake_aux(<<?BYTE(Type), ?UINT24(Length), get_tls_handshake_aux(Data, Acc) -> {lists:reverse(Acc), Data}. -verify_bool(verify_peer) -> - true; -verify_bool(verify_none) -> - false. - -path_validation_alert({bad_cert, cert_expired}, _) -> +path_validation_alert({bad_cert, cert_expired}) -> ?ALERT_REC(?FATAL, ?CERTIFICATE_EXPIRED); -path_validation_alert({bad_cert, invalid_issuer}, _) -> +path_validation_alert({bad_cert, invalid_issuer}) -> ?ALERT_REC(?FATAL, ?BAD_CERTIFICATE); -path_validation_alert({bad_cert, invalid_signature} , _) -> +path_validation_alert({bad_cert, invalid_signature}) -> ?ALERT_REC(?FATAL, ?BAD_CERTIFICATE); -path_validation_alert({bad_cert, name_not_permitted}, _) -> +path_validation_alert({bad_cert, name_not_permitted}) -> ?ALERT_REC(?FATAL, ?BAD_CERTIFICATE); -path_validation_alert({bad_cert, unknown_critical_extension}, _) -> +path_validation_alert({bad_cert, unknown_critical_extension}) -> ?ALERT_REC(?FATAL, ?UNSUPPORTED_CERTIFICATE); -path_validation_alert({bad_cert, cert_revoked}, _) -> +path_validation_alert({bad_cert, cert_revoked}) -> ?ALERT_REC(?FATAL, ?CERTIFICATE_REVOKED); -path_validation_alert(_, _) -> +path_validation_alert({bad_cert, unknown_ca}) -> + ?ALERT_REC(?FATAL, ?UNKNOWN_CA); +path_validation_alert(_) -> ?ALERT_REC(?FATAL, ?HANDSHAKE_FAILURE). select_session(Hello, Port, Session, Version, @@ -1129,7 +1117,17 @@ sig_alg(_) -> key_exchange_alg(rsa) -> ?KEY_EXCHANGE_RSA; key_exchange_alg(Alg) when Alg == dhe_rsa; Alg == dhe_dss; - Alg == dh_dss; Alg == dh_rsa; Alg == dh_anon -> + Alg == dh_dss; Alg == dh_rsa -> ?KEY_EXCHANGE_DIFFIE_HELLMAN; key_exchange_alg(_) -> ?NULL. + +apply_user_fun(Fun, OtpCert, ExtensionOrError, UserState0, SslState) -> + case Fun(OtpCert, ExtensionOrError, UserState0) of + {valid, UserState} -> + {valid, {SslState, UserState}}; + {fail, _} = Fail -> + Fail; + {unknown, UserState} -> + {unknown, {SslState, UserState}} + end. diff --git a/lib/ssl/src/ssl_internal.hrl b/lib/ssl/src/ssl_internal.hrl index 337403531e..ddb05e70f6 100644 --- a/lib/ssl/src/ssl_internal.hrl +++ b/lib/ssl/src/ssl_internal.hrl @@ -63,10 +63,13 @@ validate_extensions_fun, depth, % integer() certfile, % file() + cert, % der_encoded() keyfile, % file() - key, % + key, % der_encoded() password, % + cacerts, % [der_encoded()] cacertfile, % file() + dh, % der_encoded() dhfile, % file() ciphers, % %% Local policy for the server if it want's to reuse the session diff --git a/lib/ssl/src/ssl_manager.erl b/lib/ssl/src/ssl_manager.erl index 459dcefb79..0116466677 100644 --- a/lib/ssl/src/ssl_manager.erl +++ b/lib/ssl/src/ssl_manager.erl @@ -69,12 +69,12 @@ start_link(Opts) -> gen_server:start_link({local, ?MODULE}, ?MODULE, [Opts], []). %%-------------------------------------------------------------------- --spec connection_init(string(), client | server) -> {ok, reference(), cache_ref()}. +-spec connection_init(string()| {der, list()}, client | server) -> {ok, reference(), cache_ref()}. %% %% Description: Do necessary initializations for a new connection. %%-------------------------------------------------------------------- -connection_init(TrustedcertsFile, Role) -> - call({connection_init, TrustedcertsFile, Role}). +connection_init(Trustedcerts, Role) -> + call({connection_init, Trustedcerts, Role}). %%-------------------------------------------------------------------- -spec cache_pem_file(string()) -> {ok, term()}. %% @@ -185,13 +185,13 @@ handle_call({{connection_init, "", _Role}, Pid}, _From, Result = {ok, make_ref(), Cache}, {reply, Result, State}; -handle_call({{connection_init, TrustedcertsFile, _Role}, Pid}, _From, +handle_call({{connection_init, Trustedcerts, _Role}, Pid}, _From, #state{certificate_db = Db, session_cache = Cache} = State) -> erlang:monitor(process, Pid), Result = try - {ok, Ref} = ssl_certificate_db:add_trusted_certs(Pid, TrustedcertsFile, Db), + {ok, Ref} = ssl_certificate_db:add_trusted_certs(Pid, Trustedcerts, Db), {ok, Ref, Cache} catch _:Reason -> diff --git a/lib/ssl/src/ssl_session.erl b/lib/ssl/src/ssl_session.erl index 6db13e5b7a..25e7445180 100644 --- a/lib/ssl/src/ssl_session.erl +++ b/lib/ssl/src/ssl_session.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2009. All Rights Reserved. +%% Copyright Ericsson AB 2007-2010. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -113,7 +113,7 @@ select_session(Sessions, #ssl_options{ciphers = Ciphers, List -> hd(List) end. - + %% If we can not generate a not allready in use session ID in %% ?GEN_UNIQUE_ID_MAX_TRIES we make the new session uncacheable The %% value of ?GEN_UNIQUE_ID_MAX_TRIES is stolen from open SSL which |