diff options
Diffstat (limited to 'lib/ssl/src/ssl_handshake.erl')
-rw-r--r-- | lib/ssl/src/ssl_handshake.erl | 105 |
1 files changed, 96 insertions, 9 deletions
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl index 3cf466e78f..fc4181a760 100644 --- a/lib/ssl/src/ssl_handshake.erl +++ b/lib/ssl/src/ssl_handshake.erl @@ -227,6 +227,7 @@ certificate_request(CipherSuite, CertDbHandle, CertDbRef, HashSigns, Version) -> {ecdh, #'ECPrivateKey'{}} | {psk, binary()} | {dhe_psk, binary(), binary()} | + {ecdhe_psk, binary(), #'ECPrivateKey'{}} | {srp, {binary(), binary()}, #srp_user{}, {HashAlgo::atom(), SignAlgo::atom()}, binary(), binary(), public_key:private_key()}) -> #client_key_exchange{} | #server_key_exchange{}. @@ -264,6 +265,13 @@ key_exchange(client, _Version, {dhe_psk, Identity, PublicKey}) -> dh_public = PublicKey} }; +key_exchange(client, _Version, {ecdhe_psk, Identity, #'ECPrivateKey'{publicKey = ECPublicKey}}) -> + #client_key_exchange{ + exchange_keys = #client_ecdhe_psk_identity{ + identity = Identity, + dh_public = ECPublicKey} + }; + key_exchange(client, _Version, {psk_premaster_secret, PskIdentity, Secret, {_, PublicKey, _}}) -> EncPremasterSecret = encrypted_premaster_secret(Secret, PublicKey), @@ -310,6 +318,16 @@ key_exchange(server, Version, {dhe_psk, PskIdentityHint, {PublicKey, _}, enc_server_key_exchange(Version, ServerEDHPSKParams, HashSign, ClientRandom, ServerRandom, PrivateKey); +key_exchange(server, Version, {ecdhe_psk, PskIdentityHint, + #'ECPrivateKey'{publicKey = ECPublicKey, + parameters = ECCurve}, + HashSign, ClientRandom, ServerRandom, PrivateKey}) -> + ServerECDHEPSKParams = #server_ecdhe_psk_params{ + hint = PskIdentityHint, + dh_params = #server_ecdh_params{curve = ECCurve, public = ECPublicKey}}, + enc_server_key_exchange(Version, ServerECDHEPSKParams, HashSign, + ClientRandom, ServerRandom, PrivateKey); + key_exchange(server, Version, {srp, {PublicKey, _}, #srp_user{generator = Generator, prime = Prime, salt = Salt}, @@ -415,9 +433,11 @@ certify(#certificate{asn1_certificates = ASN1Certs}, CertDbHandle, CertDbRef, path_validation_alert(Reason) end catch - error:_ -> + error:{badmatch,{asn1, Asn1Reason}} -> %% ASN-1 decode of certificate somehow failed - ?ALERT_REC(?FATAL, ?CERTIFICATE_UNKNOWN, failed_to_decode_certificate) + ?ALERT_REC(?FATAL, ?CERTIFICATE_UNKNOWN, {failed_to_decode_certificate, Asn1Reason}); + error:OtherReason -> + ?ALERT_REC(?FATAL, ?INTERNAL_ERROR, {unexpected_error, OtherReason}) end. %%-------------------------------------------------------------------- @@ -530,14 +550,31 @@ premaster_secret(#server_dhe_psk_params{ LookupFun) -> PremasterSecret = premaster_secret(PublicDhKey, PrivateDhKey, Params), psk_secret(IdentityHint, LookupFun, PremasterSecret); + +premaster_secret(#server_ecdhe_psk_params{ + hint = IdentityHint, + dh_params = #server_ecdh_params{ + public = ECServerPubKey}}, + PrivateEcDhKey, + LookupFun) -> + PremasterSecret = premaster_secret(#'ECPoint'{point = ECServerPubKey}, PrivateEcDhKey), + psk_secret(IdentityHint, LookupFun, PremasterSecret); + premaster_secret({rsa_psk, PSKIdentity}, PSKLookup, RSAPremasterSecret) -> - psk_secret(PSKIdentity, PSKLookup, RSAPremasterSecret). + psk_secret(PSKIdentity, PSKLookup, RSAPremasterSecret); + +premaster_secret(#client_ecdhe_psk_identity{ + identity = PSKIdentity, + dh_public = PublicEcDhPoint}, PrivateEcDhKey, PSKLookup) -> + PremasterSecret = premaster_secret(#'ECPoint'{point = PublicEcDhPoint}, PrivateEcDhKey), + psk_secret(PSKIdentity, PSKLookup, PremasterSecret). premaster_secret(#client_dhe_psk_identity{ identity = PSKIdentity, dh_public = PublicDhKey}, PrivateKey, #'DHParameter'{} = Params, PSKLookup) -> PremasterSecret = premaster_secret(PublicDhKey, PrivateKey, Params), psk_secret(PSKIdentity, PSKLookup, PremasterSecret). + premaster_secret(#client_psk_identity{identity = PSKIdentity}, PSKLookup) -> psk_secret(PSKIdentity, PSKLookup); premaster_secret({psk, PSKIdentity}, PSKLookup) -> @@ -885,6 +922,7 @@ enc_server_key_exchange(Version, Params, {HashAlgo, SignAlgo}, | #client_ec_diffie_hellman_public{} | #client_psk_identity{} | #client_dhe_psk_identity{} + | #client_ecdhe_psk_identity{} | #client_rsa_psk_identity{} | #client_srp_public{}. %% @@ -1046,6 +1084,7 @@ dec_server_key(<<?UINT16(Len), PskIdentityHint:Len/binary, _/binary>> = KeyStruc params_bin = BinMsg, hashsign = HashSign, signature = Signature}; + dec_server_key(<<?UINT16(Len), IdentityHint:Len/binary, ?UINT16(PLen), P:PLen/binary, ?UINT16(GLen), G:GLen/binary, @@ -1060,6 +1099,22 @@ dec_server_key(<<?UINT16(Len), IdentityHint:Len/binary, params_bin = BinMsg, hashsign = HashSign, signature = Signature}; +dec_server_key(<<?UINT16(Len), IdentityHint:Len/binary, + ?BYTE(?NAMED_CURVE), ?UINT16(CurveID), + ?BYTE(PointLen), ECPoint:PointLen/binary, + _/binary>> = KeyStruct, + ?KEY_EXCHANGE_EC_DIFFIE_HELLMAN_PSK, Version) -> + DHParams = #server_ecdh_params{ + curve = {namedCurve, tls_v1:enum_to_oid(CurveID)}, + public = ECPoint}, + Params = #server_ecdhe_psk_params{ + hint = IdentityHint, + dh_params = DHParams}, + {BinMsg, HashSign, Signature} = dec_server_key_params(Len + 2 + PointLen + 4, KeyStruct, Version), + #server_key_params{params = Params, + params_bin = BinMsg, + hashsign = HashSign, + signature = Signature}; dec_server_key(<<?UINT16(NLen), N:NLen/binary, ?UINT16(GLen), G:GLen/binary, ?BYTE(SLen), S:SLen/binary, @@ -1130,7 +1185,8 @@ filter_hashsigns([Suite | Suites], [{KeyExchange,_,_,_} | Algos], HashSigns, Acc KeyExchange == ecdh_anon; KeyExchange == srp_anon; KeyExchange == psk; - KeyExchange == dhe_psk -> + KeyExchange == dhe_psk; + KeyExchange == ecdhe_psk -> %% In this case hashsigns is not used as the kexchange is anonaymous filter_hashsigns(Suites, Algos, HashSigns, [Suite| Acc]). @@ -1494,6 +1550,8 @@ advertises_ec_ciphers([{ecdhe_rsa, _,_,_} | _]) -> true; advertises_ec_ciphers([{ecdh_anon, _,_,_} | _]) -> true; +advertises_ec_ciphers([{ecdhe_psk, _,_,_} | _]) -> + true; advertises_ec_ciphers([_| Rest]) -> advertises_ec_ciphers(Rest). @@ -1611,8 +1669,11 @@ path_validation_alert({bad_cert, unknown_critical_extension}) -> ?ALERT_REC(?FATAL, ?UNSUPPORTED_CERTIFICATE); path_validation_alert({bad_cert, {revoked, _}}) -> ?ALERT_REC(?FATAL, ?CERTIFICATE_REVOKED); -path_validation_alert({bad_cert, revocation_status_undetermined}) -> - ?ALERT_REC(?FATAL, ?BAD_CERTIFICATE); +%%path_validation_alert({bad_cert, revocation_status_undetermined}) -> +%% ?ALERT_REC(?FATAL, ?BAD_CERTIFICATE); +path_validation_alert({bad_cert, {revocation_status_undetermined, Details}}) -> + Alert = ?ALERT_REC(?FATAL, ?BAD_CERTIFICATE), + Alert#alert{reason = Details}; path_validation_alert({bad_cert, selfsigned_peer}) -> ?ALERT_REC(?FATAL, ?BAD_CERTIFICATE); path_validation_alert({bad_cert, unknown_ca}) -> @@ -1785,6 +1846,18 @@ encode_server_key(#server_dhe_psk_params{ YLen = byte_size(Y), <<?UINT16(Len), PskIdentityHint/binary, ?UINT16(PLen), P/binary, ?UINT16(GLen), G/binary, ?UINT16(YLen), Y/binary>>; +encode_server_key(Params = #server_ecdhe_psk_params{hint = undefined}) -> + encode_server_key(Params#server_ecdhe_psk_params{hint = <<>>}); +encode_server_key(#server_ecdhe_psk_params{ + hint = PskIdentityHint, + dh_params = #server_ecdh_params{ + curve = {namedCurve, ECCurve}, public = ECPubKey}}) -> + %%TODO: support arbitrary keys + Len = byte_size(PskIdentityHint), + KLen = size(ECPubKey), + <<?UINT16(Len), PskIdentityHint/binary, + ?BYTE(?NAMED_CURVE), ?UINT16((tls_v1:oid_to_enum(ECCurve))), + ?BYTE(KLen), ECPubKey/binary>>; encode_server_key(#server_srp_params{srp_n = N, srp_g = G, srp_s = S, srp_b = B}) -> NLen = byte_size(N), GLen = byte_size(G), @@ -1817,6 +1890,12 @@ encode_client_key(#client_dhe_psk_identity{identity = Id, dh_public = DHPublic}, Len = byte_size(Id), DHLen = byte_size(DHPublic), <<?UINT16(Len), Id/binary, ?UINT16(DHLen), DHPublic/binary>>; +encode_client_key(Identity = #client_ecdhe_psk_identity{identity = undefined}, Version) -> + encode_client_key(Identity#client_ecdhe_psk_identity{identity = <<"psk_identity">>}, Version); +encode_client_key(#client_ecdhe_psk_identity{identity = Id, dh_public = DHPublic}, _) -> + Len = byte_size(Id), + DHLen = byte_size(DHPublic), + <<?UINT16(Len), Id/binary, ?BYTE(DHLen), DHPublic/binary>>; encode_client_key(Identity = #client_rsa_psk_identity{identity = undefined}, Version) -> encode_client_key(Identity#client_rsa_psk_identity{identity = <<"psk_identity">>}, Version); encode_client_key(#client_rsa_psk_identity{identity = Id, exchange_keys = ExchangeKeys}, Version) -> @@ -1868,6 +1947,10 @@ dec_client_key(<<?UINT16(Len), Id:Len/binary, ?UINT16(DH_YLen), DH_Y:DH_YLen/binary>>, ?KEY_EXCHANGE_DHE_PSK, _) -> #client_dhe_psk_identity{identity = Id, dh_public = DH_Y}; +dec_client_key(<<?UINT16(Len), Id:Len/binary, + ?BYTE(DH_YLen), DH_Y:DH_YLen/binary>>, + ?KEY_EXCHANGE_EC_DIFFIE_HELLMAN_PSK, _) -> + #client_ecdhe_psk_identity{identity = Id, dh_public = DH_Y}; dec_client_key(<<?UINT16(Len), Id:Len/binary, PKEPMS/binary>>, ?KEY_EXCHANGE_RSA_PSK, {3, 0}) -> #client_rsa_psk_identity{identity = Id, @@ -2045,6 +2128,8 @@ key_exchange_alg(psk) -> ?KEY_EXCHANGE_PSK; key_exchange_alg(dhe_psk) -> ?KEY_EXCHANGE_DHE_PSK; +key_exchange_alg(ecdhe_psk) -> + ?KEY_EXCHANGE_EC_DIFFIE_HELLMAN_PSK; key_exchange_alg(rsa_psk) -> ?KEY_EXCHANGE_RSA_PSK; key_exchange_alg(Alg) @@ -2189,7 +2274,8 @@ crl_check(OtpCert, Check, CertDbHandle, CertDbRef, {Callback, CRLDbHandle}, _, C ssl_crl:trusted_cert_and_path(CRL, Issuer, {CertPath, DBInfo}) end, {CertDbHandle, CertDbRef}}}, - {update_crl, fun(DP, CRL) -> Callback:fresh_crl(DP, CRL) end} + {update_crl, fun(DP, CRL) -> Callback:fresh_crl(DP, CRL) end}, + {undetermined_details, true} ], case dps_and_crls(OtpCert, Callback, CRLDbHandle, ext) of no_dps -> @@ -2199,7 +2285,7 @@ crl_check(OtpCert, Check, CertDbHandle, CertDbRef, {Callback, CRLDbHandle}, _, C 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 - {bad_cert, revocation_status_undetermined} -> + {bad_cert, {revocation_status_undetermined, _}} -> crl_check_same_issuer(OtpCert, Check, dps_and_crls(OtpCert, Callback, CRLDbHandle, same_issuer), Options); Other -> @@ -2209,7 +2295,7 @@ crl_check(OtpCert, Check, CertDbHandle, CertDbRef, {Callback, CRLDbHandle}, _, C crl_check_same_issuer(OtpCert, best_effort, Dps, Options) -> case public_key:pkix_crls_validate(OtpCert, Dps, Options) of - {bad_cert, revocation_status_undetermined} -> + {bad_cert, {revocation_status_undetermined, _}} -> valid; Other -> Other @@ -2302,6 +2388,7 @@ is_acceptable_hash_sign({_, ecdsa} = Algos, ecdsa, ecdsa, ecdhe_ecdsa, Supported is_acceptable_hash_sign(_, _, _, KeyExAlgo, _) when KeyExAlgo == psk; KeyExAlgo == dhe_psk; + KeyExAlgo == ecdhe_psk; KeyExAlgo == srp_anon; KeyExAlgo == dh_anon; KeyExAlgo == ecdhe_anon |