diff options
Diffstat (limited to 'lib/ssl/src/ssl_handshake.erl')
-rw-r--r-- | lib/ssl/src/ssl_handshake.erl | 83 |
1 files changed, 36 insertions, 47 deletions
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl index e84473f215..58db8449d6 100644 --- a/lib/ssl/src/ssl_handshake.erl +++ b/lib/ssl/src/ssl_handshake.erl @@ -50,7 +50,7 @@ finished/5, next_protocol/1]). %% Handle handshake messages --export([certify/10, client_certificate_verify/6, certificate_verify/6, verify_signature/5, +-export([certify/6, client_certificate_verify/6, certificate_verify/6, verify_signature/5, master_secret/4, server_key_exchange_hash/2, verify_connection/6, init_handshake_history/0, update_handshake_history/3, verify_server_key/5 ]). @@ -64,11 +64,11 @@ ]). %% Cipher suites handling --export([available_suites/2, available_signature_algs/3, cipher_suites/2, +-export([available_suites/2, available_signature_algs/2, cipher_suites/2, select_session/11, supported_ecc/1, available_signature_algs/4]). %% Extensions handling --export([client_hello_extensions/6, +-export([client_hello_extensions/5, handle_client_hello_extensions/9, %% Returns server hello extensions handle_server_hello_extensions/9, select_curve/2, select_curve/3 ]). @@ -119,10 +119,9 @@ server_hello(SessionId, Version, ConnectionStates, Extensions) -> server_hello_done() -> #server_hello_done{}. -client_hello_extensions(Host, Version, CipherSuites, +client_hello_extensions(Version, CipherSuites, #ssl_options{signature_algs = SupportedHashSigns, - eccs = SupportedECCs, - versions = AllVersions} = SslOpts, ConnectionStates, Renegotiation) -> + eccs = SupportedECCs} = SslOpts, ConnectionStates, Renegotiation) -> {EcPointFormats, EllipticCurves} = case advertises_ec_ciphers(lists:map(fun ssl_cipher:suite_definition/1, CipherSuites)) of true -> @@ -136,14 +135,14 @@ client_hello_extensions(Host, Version, CipherSuites, renegotiation_info = renegotiation_info(tls_record, client, ConnectionStates, Renegotiation), srp = SRP, - signature_algs = available_signature_algs(SupportedHashSigns, Version, AllVersions), + signature_algs = available_signature_algs(SupportedHashSigns, Version), ec_point_formats = EcPointFormats, elliptic_curves = EllipticCurves, alpn = encode_alpn(SslOpts#ssl_options.alpn_advertised_protocols, Renegotiation), next_protocol_negotiation = encode_client_protocol_negotiation(SslOpts#ssl_options.next_protocol_selector, Renegotiation), - sni = sni(Host, SslOpts#ssl_options.server_name_indication)}. + sni = sni(SslOpts#ssl_options.server_name_indication)}. %%-------------------------------------------------------------------- -spec certificate(der_cert(), db_handle(), certdb_ref(), client | server) -> #certificate{} | #alert{}. @@ -389,24 +388,26 @@ verify_signature(_, Hash, {HashAlgo, _SignAlg}, Signature, %%-------------------------------------------------------------------- --spec certify(#certificate{}, db_handle(), certdb_ref(), integer() | nolimit, - verify_peer | verify_none, {fun(), term}, fun(), term(), term(), +-spec certify(#certificate{}, db_handle(), certdb_ref(), #ssl_options{}, term(), client | server) -> {der_cert(), public_key_info()} | #alert{}. %% %% Description: Handles a certificate handshake message %%-------------------------------------------------------------------- certify(#certificate{asn1_certificates = ASN1Certs}, CertDbHandle, CertDbRef, - MaxPathLen, _Verify, ValidationFunAndState0, PartialChain, CRLCheck, CRLDbHandle, Role) -> + Opts, CRLDbHandle, Role) -> + [PeerCert | _] = ASN1Certs, try {TrustedCert, CertPath} = - ssl_certificate:trusted_cert_and_path(ASN1Certs, CertDbHandle, CertDbRef, PartialChain), - ValidationFunAndState = validation_fun_and_state(ValidationFunAndState0, Role, + ssl_certificate:trusted_cert_and_path(ASN1Certs, CertDbHandle, CertDbRef, + Opts#ssl_options.partial_chain), + ValidationFunAndState = validation_fun_and_state(Opts#ssl_options.verify_fun, Role, CertDbHandle, CertDbRef, - CRLCheck, CRLDbHandle, CertPath), + Opts#ssl_options.server_name_indication, + Opts#ssl_options.crl_check, CRLDbHandle, CertPath), case public_key:pkix_path_validation(TrustedCert, CertPath, - [{max_path_length, MaxPathLen}, + [{max_path_length, Opts#ssl_options.depth}, {verify_fun, ValidationFunAndState}]) of {ok, {PublicKeyInfo,_}} -> {PeerCert, PublicKeyInfo}; @@ -1523,25 +1524,16 @@ select_shared_curve([Curve | Rest], Curves) -> select_shared_curve(Rest, Curves) end. -%% RFC 6066, Section 3: Currently, the only server names supported are -%% DNS hostnames -sni(_, disable) -> +sni(undefined) -> undefined; -sni(Host, undefined) -> - sni1(Host); -sni(_Host, SNIOption) -> - sni1(SNIOption). - -sni1(Hostname) -> - case inet_parse:domain(Hostname) of - false -> undefined; - true -> #sni{hostname = Hostname} - end. +sni(Hostname) -> + #sni{hostname = Hostname}. + %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- validation_fun_and_state({Fun, UserState0}, Role, CertDbHandle, CertDbRef, - CRLCheck, CRLDbHandle, CertPath) -> + ServerNameIndication, CRLCheck, CRLDbHandle, CertPath) -> {fun(OtpCert, {extension, _} = Extension, {SslState, UserState}) -> case ssl_certificate:validate(OtpCert, Extension, @@ -1558,9 +1550,9 @@ validation_fun_and_state({Fun, UserState0}, Role, CertDbHandle, CertDbRef, (OtpCert, VerifyResult, {SslState, UserState}) -> apply_user_fun(Fun, OtpCert, VerifyResult, UserState, SslState, CertPath) - end, {{Role, CertDbHandle, CertDbRef, CRLCheck, CRLDbHandle}, UserState0}}; + end, {{Role, CertDbHandle, CertDbRef, ServerNameIndication, CRLCheck, CRLDbHandle}, UserState0}}; validation_fun_and_state(undefined, Role, CertDbHandle, CertDbRef, - CRLCheck, CRLDbHandle, CertPath) -> + ServerNameIndication, CRLCheck, CRLDbHandle, CertPath) -> {fun(OtpCert, {extension, _} = Extension, SslState) -> ssl_certificate:validate(OtpCert, Extension, @@ -1569,8 +1561,10 @@ validation_fun_and_state(undefined, Role, CertDbHandle, CertDbRef, (VerifyResult == valid_peer) -> case crl_check(OtpCert, CRLCheck, CertDbHandle, CertDbRef, CRLDbHandle, VerifyResult, CertPath) of - valid -> - {VerifyResult, SslState}; + valid -> + ssl_certificate:validate(OtpCert, + VerifyResult, + SslState); Reason -> {fail, Reason} end; @@ -1578,10 +1572,10 @@ validation_fun_and_state(undefined, Role, CertDbHandle, CertDbRef, ssl_certificate:validate(OtpCert, VerifyResult, SslState) - end, {Role, CertDbHandle, CertDbRef, CRLCheck, CRLDbHandle}}. + end, {Role, CertDbHandle, CertDbRef, ServerNameIndication, CRLCheck, CRLDbHandle}}. apply_user_fun(Fun, OtpCert, VerifyResult, UserState0, - {_, CertDbHandle, CertDbRef, CRLCheck, CRLDbHandle} = SslState, CertPath) when + {_, CertDbHandle, CertDbRef, _, CRLCheck, CRLDbHandle} = SslState, CertPath) when (VerifyResult == valid) or (VerifyResult == valid_peer) -> case Fun(OtpCert, VerifyResult, UserState0) of {Valid, UserState} when (Valid == valid) or (Valid == valid_peer) -> @@ -2150,16 +2144,11 @@ is_member(Suite, SupportedSuites) -> select_compression(_CompressionMetodes) -> ?NULL. -available_signature_algs(undefined, _, _) -> +available_signature_algs(undefined, _) -> undefined; -available_signature_algs(SupportedHashSigns, {Major, Minor}, AllVersions) when Major >= 3 andalso Minor >= 3 -> - case tls_record:lowest_protocol_version(AllVersions) of - {3, 3} -> - #hash_sign_algos{hash_sign_algos = SupportedHashSigns}; - _ -> - undefined - end; -available_signature_algs(_, _, _) -> +available_signature_algs(SupportedHashSigns, Version) when Version >= {3, 3} -> + #hash_sign_algos{hash_sign_algos = SupportedHashSigns}; +available_signature_algs(_, _) -> undefined. psk_secret(PSKIdentity, PSKLookup) -> @@ -2346,11 +2335,11 @@ bad_key(#'RSAPrivateKey'{}) -> bad_key(#'ECPrivateKey'{}) -> unacceptable_ecdsa_key. -available_signature_algs(undefined, SupportedHashSigns, _, {Major, Minor}) when - (Major >= 3) andalso (Minor >= 3) -> +available_signature_algs(undefined, SupportedHashSigns, _, Version) when + Version >= {3,3} -> SupportedHashSigns; available_signature_algs(#hash_sign_algos{hash_sign_algos = ClientHashSigns}, SupportedHashSigns, - _, {Major, Minor}) when (Major >= 3) andalso (Minor >= 3) -> + _, Version) when Version >= {3,3} -> sets:to_list(sets:intersection(sets:from_list(ClientHashSigns), sets:from_list(SupportedHashSigns))); available_signature_algs(_, _, _, _) -> |