diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/public_key/include/public_key.hrl | 11 | ||||
| -rw-r--r-- | lib/public_key/src/pubkey_cert.erl | 349 | ||||
| -rw-r--r-- | lib/public_key/src/public_key.erl | 127 | ||||
| -rw-r--r-- | lib/public_key/test/public_key_SUITE.erl | 35 | ||||
| -rw-r--r-- | lib/ssl/src/ssl.erl | 76 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_certificate.erl | 39 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_connection.erl | 3 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_handshake.erl | 131 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_session.erl | 4 | ||||
| -rw-r--r-- | lib/ssl/test/ssl_basic_SUITE.erl | 150 |
10 files changed, 489 insertions, 436 deletions
diff --git a/lib/public_key/include/public_key.hrl b/lib/public_key/include/public_key.hrl index 6503321042..82681502ab 100644 --- a/lib/public_key/include/public_key.hrl +++ b/lib/public_key/include/public_key.hrl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2009. All Rights Reserved. +%% Copyright Ericsson AB 2008-2010. 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 @@ -28,6 +28,13 @@ algorithm, parameters = asn1_NOVALUE}). +-define(DEFAULT_VERIFYFUN, + {fun(_,{bad_cert, _} = Reason, _) -> + {fail, Reason}; + (_,{extension, _}, UserState) -> + {unknown, UserState} + end, []}). + -record(path_validation_state, { valid_policy_tree, explicit_policy, @@ -42,7 +49,7 @@ working_public_key_parameters, working_issuer_name, max_path_length, - acc_errors, %% If verify_none option is set + verify_fun, user_state }). diff --git a/lib/public_key/src/pubkey_cert.erl b/lib/public_key/src/pubkey_cert.erl index 64fc8ab5bc..b3c230df25 100644 --- a/lib/public_key/src/pubkey_cert.erl +++ b/lib/public_key/src/pubkey_cert.erl @@ -27,7 +27,6 @@ validate_time/3, validate_signature/6, validate_issuer/4, validate_names/6, validate_revoked_status/3, validate_extensions/4, - validate_unknown_extensions/3, normalize_general_name/1, digest_type/1, is_self_signed/1, is_issuer/2, issuer_id/2, is_fixed_dh_cert/1, verify_data/1]). @@ -68,13 +67,14 @@ init_validation_state(#'OTPCertificate'{} = OtpCert, DefaultPathLen, Options, false)), PolicyMapping = policy_indicator(MaxLen, proplists:get_value(policy_mapping, Options, false)), - AccErrors = proplists:get_value(acc_errors, Options, []), - State = #path_validation_state{max_path_length = MaxLen, - valid_policy_tree = PolicyTree, - explicit_policy = ExplicitPolicy, - inhibit_any_policy = InhibitAnyPolicy, - policy_mapping = PolicyMapping, - acc_errors = AccErrors, + {VerifyFun, UserState} = proplists:get_value(verify_fun, Options, ?DEFAULT_VERIFYFUN), + State = #path_validation_state{max_path_length = MaxLen, + valid_policy_tree = PolicyTree, + explicit_policy = ExplicitPolicy, + inhibit_any_policy = InhibitAnyPolicy, + policy_mapping = PolicyMapping, + verify_fun = VerifyFun, + user_state = UserState, cert_num = 0}, prepare_for_next_cert(OtpCert, State). @@ -112,12 +112,12 @@ prepare_for_next_cert(OtpCert, ValidationState = #path_validation_state{ }. %%-------------------------------------------------------------------- --spec validate_time(#'OTPCertificate'{}, list(), boolean()) -> list(). +-spec validate_time(#'OTPCertificate'{}, term(), fun()) -> term(). %% %% Description: Check that the certificate validity period includes the %% current time. %%-------------------------------------------------------------------- -validate_time(OtpCert, AccErr, Verify) -> +validate_time(OtpCert, UserState, VerifyFun) -> TBSCert = OtpCert#'OTPCertificate'.tbsCertificate, {'Validity', NotBeforeStr, NotAfterStr} = TBSCert#'OTPTBSCertificate'.validity, @@ -127,27 +127,27 @@ validate_time(OtpCert, AccErr, Verify) -> case ((NotBefore =< Now) and (Now =< NotAfter)) of true -> - AccErr; + UserState; false -> - not_valid({bad_cert, cert_expired}, Verify, AccErr) + verify_fun(OtpCert, {bad_cert, cert_expired}, UserState, VerifyFun) end. %%-------------------------------------------------------------------- --spec validate_issuer(#'OTPCertificate'{}, term(), list(), boolean()) -> list(). +-spec validate_issuer(#'OTPCertificate'{}, term(), term(), fun()) -> term(). %% %% Description: Check that the certificate issuer name is the working_issuer_name %% in path_validation_state. %%-------------------------------------------------------------------- -validate_issuer(OtpCert, Issuer, AccErr, Verify) -> +validate_issuer(OtpCert, Issuer, UserState, VerifyFun) -> TBSCert = OtpCert#'OTPCertificate'.tbsCertificate, case is_issuer(Issuer, TBSCert#'OTPTBSCertificate'.issuer) of true -> - AccErr; + UserState; _ -> - not_valid({bad_cert, invalid_issuer}, Verify, AccErr) + verify_fun(OtpCert, {bad_cert, invalid_issuer}, UserState, VerifyFun) end. %%-------------------------------------------------------------------- -spec validate_signature(#'OTPCertificate'{}, der_encoded(), - term(),term(), list(), boolean()) -> list(). + term(),term(), term(), fun()) -> term(). %% %% Description: Check that the signature on the certificate can be verified using @@ -155,24 +155,24 @@ validate_issuer(OtpCert, Issuer, AccErr, Verify) -> %% the working_public_key_parameters in path_validation_state. %%-------------------------------------------------------------------- validate_signature(OtpCert, DerCert, Key, KeyParams, - AccErr, Verify) -> + UserState, VerifyFun) -> case verify_signature(OtpCert, DerCert, Key, KeyParams) of true -> - AccErr; + UserState; false -> - not_valid({bad_cert, invalid_signature}, Verify, AccErr) + verify_fun(OtpCert, {bad_cert, invalid_signature}, UserState, VerifyFun) end. %%-------------------------------------------------------------------- -spec validate_names(#'OTPCertificate'{}, list(), list(), - term(), list(), boolean())-> list(). + term(), term(), fun())-> term(). %% %% Description: Validate Subject Alternative Name. %%-------------------------------------------------------------------- -validate_names(OtpCert, Permit, Exclude, Last, AccErr, Verify) -> +validate_names(OtpCert, Permit, Exclude, Last, UserState, VerifyFun) -> case is_self_signed(OtpCert) andalso (not Last) of true -> - AccErr; + UserState; false -> TBSCert = OtpCert#'OTPCertificate'.tbsCertificate, Subject = TBSCert#'OTPTBSCertificate'.subject, @@ -196,51 +196,36 @@ validate_names(OtpCert, Permit, Exclude, Last, AccErr, Verify) -> (not is_excluded(Name, Exclude)) andalso (not is_excluded(AltNames, Exclude))) of true -> - AccErr; + UserState; false -> - not_valid({bad_cert, name_not_permitted}, - Verify, AccErr) + verify_fun(OtpCert, {bad_cert, name_not_permitted}, + UserState, VerifyFun) end end. %%-------------------------------------------------------------------- --spec validate_revoked_status(#'OTPCertificate'{}, boolean(), list()) -> - list(). +-spec validate_revoked_status(#'OTPCertificate'{}, term(), fun()) -> + term(). %% %% Description: Check if certificate has been revoked. %%-------------------------------------------------------------------- -validate_revoked_status(_OtpCert, _Verify, AccErr) -> +validate_revoked_status(_OtpCert, UserState, _VerifyFun) -> %% TODO: Implement or leave for application?! - %% true | + %% valid | %% throw({bad_cert, cert_revoked}) - AccErr. + UserState. %%-------------------------------------------------------------------- -spec validate_extensions(#'OTPCertificate'{}, #path_validation_state{}, - boolean(), list())-> - {#path_validation_state{}, - UnknownExtensions :: list(), AccErrors :: list()}. + term(), fun())-> + {#path_validation_state{}, UserState :: term()}. %% %% Description: Check extensions included in basic path validation. %%-------------------------------------------------------------------- -validate_extensions(OtpCert, ValidationState, Verify, AccErr) -> +validate_extensions(OtpCert, ValidationState, UserState, VerifyFun) -> TBSCert = OtpCert#'OTPCertificate'.tbsCertificate, Extensions = TBSCert#'OTPTBSCertificate'.extensions, - validate_extensions(Extensions, ValidationState, no_basic_constraint, - is_self_signed(OtpCert), [], Verify, AccErr). - -%-------------------------------------------------------------------- - -spec validate_unknown_extensions(list(), list(), boolean())-> list(). -%% -%% Description: Check that all critical extensions has been handled. -%%-------------------------------------------------------------------- -validate_unknown_extensions([], AccErr, _Verify) -> - AccErr; -validate_unknown_extensions([#'Extension'{critical = true} | _], - AccErr, Verify) -> - not_valid({bad_cert, unknown_critical_extension}, Verify, AccErr); -validate_unknown_extensions([#'Extension'{critical = false} | Rest], - AccErr, Verify) -> - validate_unknown_extensions(Rest, AccErr, Verify). + validate_extensions(OtpCert, Extensions, ValidationState, no_basic_constraint, + is_self_signed(OtpCert), UserState, VerifyFun). %%-------------------------------------------------------------------- -spec normalize_general_name({rdnSequence, term()}) -> {rdnSequence, term()}. @@ -330,10 +315,25 @@ extensions_list(asn1_NOVALUE) -> extensions_list(Extensions) -> Extensions. -not_valid(Error, true, _) -> - throw(Error); -not_valid(Error, false, AccErrors) -> - [Error | AccErrors]. +verify_fun(Otpcert, Result, UserState0, VerifyFun) -> + case VerifyFun(Otpcert, Result, UserState0) of + {valid,UserState} -> + UserState; + {fail, Reason} -> + case Result of + {bad_cert, _} -> + throw(Result); + _ -> + throw({bad_cert, Reason}) + end; + {unknown, UserState} -> + case Result of + {extension, #'Extension'{critical = true}} -> + throw({bad_cert, unknown_critical_extension}); + _ -> + UserState + end + end. extract_verify_data(OtpCert, DerCert) -> {0, Signature} = OtpCert#'OTPCertificate'.signature, @@ -460,198 +460,189 @@ select_extension(Id, [_ | Extensions]) -> select_extension(Id, Extensions). %% No extensions present -validate_extensions(asn1_NOVALUE, ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr) -> - validate_extensions([], ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr); - -validate_extensions([], ValidationState, basic_constraint, _SelfSigned, - UnknownExtensions, _Verify, AccErr) -> - {ValidationState, UnknownExtensions, AccErr}; -validate_extensions([], ValidationState = - #path_validation_state{max_path_length = Len, - last_cert = Last}, - no_basic_constraint, SelfSigned, UnknownExtensions, - Verify, AccErr0) -> +validate_extensions(OtpCert, asn1_NOVALUE, ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun) -> + validate_extensions(OtpCert, [], ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun); + +validate_extensions(_,[], ValidationState, basic_constraint, _SelfSigned, + UserState, _) -> + {ValidationState, UserState}; +validate_extensions(OtpCert, [], ValidationState = + #path_validation_state{max_path_length = Len, + last_cert = Last}, + no_basic_constraint, SelfSigned, UserState0, VerifyFun) -> case Last of true when SelfSigned -> - {ValidationState, UnknownExtensions, AccErr0}; + {ValidationState, UserState0}; true -> {ValidationState#path_validation_state{max_path_length = Len - 1}, - UnknownExtensions, AccErr0}; + UserState0}; %% basic_constraint must appear in certs used for digital sign %% see 4.2.1.10 in rfc 3280 false -> - AccErr = not_valid({bad_cert, missing_basic_constraint}, - Verify, AccErr0), + UserState = verify_fun(OtpCert, {bad_cert, missing_basic_constraint}, + UserState0, VerifyFun), case SelfSigned of true -> - {ValidationState, UnknownExtensions, AccErr}; + {ValidationState, UserState}; false -> {ValidationState#path_validation_state{max_path_length = - Len - 1}, - UnknownExtensions, AccErr} + Len - 1}, + UserState} end end; -validate_extensions([#'Extension'{extnID = ?'id-ce-basicConstraints', +validate_extensions(OtpCert, + [#'Extension'{extnID = ?'id-ce-basicConstraints', extnValue = - #'BasicConstraints'{cA = true, - pathLenConstraint = N}} | + #'BasicConstraints'{cA = true, + pathLenConstraint = N}} | Rest], - ValidationState = - #path_validation_state{max_path_length = Len}, _, - SelfSigned, UnknownExtensions, Verify, AccErr) -> + ValidationState = + #path_validation_state{max_path_length = Len}, _, + SelfSigned, UserState, VerifyFun) -> Length = if SelfSigned -> erlang:min(N, Len); true -> erlang:min(N, Len-1) end, - validate_extensions(Rest, + validate_extensions(OtpCert, Rest, ValidationState#path_validation_state{max_path_length = - Length}, - basic_constraint, SelfSigned, UnknownExtensions, - Verify, AccErr); + Length}, + basic_constraint, SelfSigned, + UserState, VerifyFun); %% The pathLenConstraint field is meaningful only if cA is set to %% TRUE. -validate_extensions([#'Extension'{extnID = ?'id-ce-basicConstraints', - extnValue = - #'BasicConstraints'{cA = false}} | - Rest], ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr) -> - validate_extensions(Rest, ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr); - -%% -validate_extensions([#'Extension'{extnID = ?'id-ce-keyUsage', - extnValue = KeyUse - } | Rest], - #path_validation_state{last_cert=Last} = ValidationState, - ExistBasicCon, SelfSigned, UnknownExtensions, - Verify, AccErr0) -> +validate_extensions(OtpCert, [#'Extension'{extnID = ?'id-ce-basicConstraints', + extnValue = + #'BasicConstraints'{cA = false}} | + Rest], ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun) -> + validate_extensions(OtpCert, Rest, ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun); + +validate_extensions(OtpCert, [#'Extension'{extnID = ?'id-ce-keyUsage', + extnValue = KeyUse + } | Rest], + #path_validation_state{last_cert=Last} = ValidationState, + ExistBasicCon, SelfSigned, + UserState0, VerifyFun) -> case Last orelse is_valid_key_usage(KeyUse, keyCertSign) of true -> - validate_extensions(Rest, ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, - AccErr0); + validate_extensions(OtpCert, Rest, ValidationState, ExistBasicCon, + SelfSigned, UserState0, VerifyFun); false -> - AccErr = not_valid({bad_cert, invalid_key_usage}, Verify, AccErr0), - validate_extensions(Rest, ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, - AccErr) + UserState = verify_fun(OtpCert, {bad_cert, invalid_key_usage}, + UserState0, VerifyFun), + validate_extensions(OtpCert, Rest, ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun) end; -validate_extensions([#'Extension'{extnID = ?'id-ce-subjectAltName', - extnValue = Names} | Rest], - ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr0) -> +validate_extensions(OtpCert, [#'Extension'{extnID = ?'id-ce-subjectAltName', + extnValue = Names} | Rest], + ValidationState, ExistBasicCon, + SelfSigned, UserState0, VerifyFun) -> case validate_subject_alt_names(Names) of true when Names =/= [] -> - validate_extensions(Rest, ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, - AccErr0); + validate_extensions(OtpCert, Rest, ValidationState, ExistBasicCon, + SelfSigned, UserState0, VerifyFun); _ -> - AccErr = - not_valid({bad_cert, invalid_subject_altname}, - Verify, AccErr0), - validate_extensions(Rest, ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, - AccErr) + UserState = verify_fun(OtpCert, {bad_cert, invalid_subject_altname}, + UserState0, VerifyFun), + validate_extensions(OtpCert, Rest, ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun) end; %% This extension SHOULD NOT be marked critical. Its value %% does not have to be further validated at this point. -validate_extensions([#'Extension'{extnID = ?'id-ce-issuerAltName', - extnValue = _} | Rest], - ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr) -> - validate_extensions(Rest, ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr); +validate_extensions(OtpCert, [#'Extension'{extnID = ?'id-ce-issuerAltName', + extnValue = _} | Rest], + ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun) -> + validate_extensions(OtpCert, Rest, ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun); %% This extension MUST NOT be marked critical.Its value %% does not have to be further validated at this point. -validate_extensions([#'Extension'{extnID = Id, - extnValue = _, - critical = false} | Rest], +validate_extensions(OtpCert, [#'Extension'{extnID = Id, + extnValue = _, + critical = false} | Rest], ValidationState, - ExistBasicCon, SelfSigned, UnknownExtensions, - Verify, AccErr) + ExistBasicCon, SelfSigned, + UserState, VerifyFun) when Id == ?'id-ce-subjectKeyIdentifier'; Id == ?'id-ce-authorityKeyIdentifier'-> - validate_extensions(Rest, ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr); + validate_extensions(OtpCert, Rest, ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun); -validate_extensions([#'Extension'{extnID = ?'id-ce-nameConstraints', +validate_extensions(OtpCert, [#'Extension'{extnID = ?'id-ce-nameConstraints', extnValue = NameConst} | Rest], ValidationState, - ExistBasicCon, SelfSigned, UnknownExtensions, - Verify, AccErr) -> + ExistBasicCon, SelfSigned, UserState, VerifyFun) -> Permitted = NameConst#'NameConstraints'.permittedSubtrees, Excluded = NameConst#'NameConstraints'.excludedSubtrees, NewValidationState = add_name_constraints(Permitted, Excluded, ValidationState), - validate_extensions(Rest, NewValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr); + validate_extensions(OtpCert, Rest, NewValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun); -validate_extensions([#'Extension'{extnID = ?'id-ce-certificatePolicies', - critical = true} | Rest], ValidationState, - ExistBasicCon, SelfSigned, - UnknownExtensions, Verify, AccErr0) -> +validate_extensions(OtpCert, [#'Extension'{extnID = ?'id-ce-certificatePolicies', + critical = true} = Ext| Rest], ValidationState, + ExistBasicCon, SelfSigned, UserState0, VerifyFun) -> %% TODO: Remove this clause when policy handling is %% fully implemented - AccErr = - not_valid({bad_cert, unknown_critical_extension}, Verify, AccErr0), - validate_extensions(Rest, ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr); - -validate_extensions([#'Extension'{extnID = ?'id-ce-certificatePolicies', - extnValue = #'PolicyInformation'{ - policyIdentifier = Id, - policyQualifiers = Qualifier}} - | Rest], #path_validation_state{valid_policy_tree = Tree} + UserState = verify_fun(OtpCert, {extension, Ext}, + UserState0, VerifyFun), + validate_extensions(OtpCert,Rest, ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun); + +validate_extensions(OtpCert, [#'Extension'{extnID = ?'id-ce-certificatePolicies', + extnValue = #'PolicyInformation'{ + policyIdentifier = Id, + policyQualifiers = Qualifier}} + | Rest], #path_validation_state{valid_policy_tree = Tree} = ValidationState, - ExistBasicCon, SelfSigned, UnknownExtensions, - Verify, AccErr) -> + ExistBasicCon, SelfSigned, UserState, VerifyFun) -> %% TODO: Policy imp incomplete NewTree = process_policy_tree(Id, Qualifier, Tree), - validate_extensions(Rest, + validate_extensions(OtpCert, Rest, ValidationState#path_validation_state{ valid_policy_tree = NewTree}, - ExistBasicCon, SelfSigned, UnknownExtensions, - Verify, AccErr); + ExistBasicCon, SelfSigned, UserState, VerifyFun); -validate_extensions([#'Extension'{extnID = ?'id-ce-policyConstraints', - critical = true} | Rest], ValidationState, - ExistBasicCon, SelfSigned, UnknownExtensions, Verify, - AccErr0) -> +validate_extensions(OtpCert, [#'Extension'{extnID = ?'id-ce-policyConstraints', + critical = true} = Ext | Rest], ValidationState, + ExistBasicCon, SelfSigned, UserState0, VerifyFun) -> %% TODO: Remove this clause when policy handling is %% fully implemented - AccErr = - not_valid({bad_cert, unknown_critical_extension}, Verify, AccErr0), - validate_extensions(Rest, ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr); -validate_extensions([#'Extension'{extnID = ?'id-ce-policyConstraints', - extnValue = #'PolicyConstraints'{ - requireExplicitPolicy = ExpPolicy, - inhibitPolicyMapping = MapPolicy}} - | Rest], ValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr) -> + UserState = verify_fun(OtpCert, {extension, Ext}, + UserState0, VerifyFun), + validate_extensions(OtpCert, Rest, ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun); +validate_extensions(OtpCert, [#'Extension'{extnID = ?'id-ce-policyConstraints', + extnValue = #'PolicyConstraints'{ + requireExplicitPolicy = ExpPolicy, + inhibitPolicyMapping = MapPolicy}} + | Rest], ValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun) -> %% TODO: Policy imp incomplete - NewValidationState = add_policy_constraints(ExpPolicy, MapPolicy, + NewValidationState = add_policy_constraints(ExpPolicy, MapPolicy, ValidationState), - validate_extensions(Rest, NewValidationState, ExistBasicCon, - SelfSigned, UnknownExtensions, Verify, AccErr); + validate_extensions(OtpCert, Rest, NewValidationState, ExistBasicCon, + SelfSigned, UserState, VerifyFun); -validate_extensions([Extension | Rest], ValidationState, - ExistBasicCon, SelfSigned, UnknownExtensions, - Verify, AccErr) -> - validate_extensions(Rest, ValidationState, ExistBasicCon, SelfSigned, - [Extension | UnknownExtensions], Verify, AccErr). +validate_extensions(OtpCert, [#'Extension'{} = Extension | Rest], + ValidationState, ExistBasicCon, + SelfSigned, UserState0, VerifyFun) -> + UserState = verify_fun(OtpCert, {extension, Extension}, UserState0, VerifyFun), + validate_extensions(OtpCert, Rest, ValidationState, ExistBasicCon, SelfSigned, + UserState, VerifyFun). is_valid_key_usage(KeyUse, Use) -> lists:member(Use, KeyUse). diff --git a/lib/public_key/src/public_key.erl b/lib/public_key/src/public_key.erl index f9b992afd3..68bf04eeff 100644 --- a/lib/public_key/src/public_key.erl +++ b/lib/public_key/src/public_key.erl @@ -109,7 +109,8 @@ pem_entry_decode({Asn1Type, CryptDer, {Cipher, Salt}} = PemEntry, %%-------------------------------------------------------------------- -spec pem_entry_encode(pki_asn1_type(), term()) -> pem_entry(). -spec pem_entry_encode(pki_asn1_type(), term(), - {{Cipher :: string(), Salt :: binary()}, string()}) -> pem_entry(). + {{Cipher :: string(), Salt :: binary()}, string()}) -> + pem_entry(). % %% Description: Creates a pem entry that can be feed to pem_encode/1. %%-------------------------------------------------------------------- @@ -440,17 +441,25 @@ pkix_normalize_name(Issuer) -> CertChain :: [der_encoded()] , Options :: list()) -> {ok, {PublicKeyInfo :: term(), - PolicyTree :: term(), - [{bad_cert, Reason :: term()}]}} | + PolicyTree :: term()}} | {error, {bad_cert, Reason :: term()}}. %% Description: Performs a basic path validation according to RFC 5280. %%-------------------------------------------------------------------- -pkix_path_validation(unknown_ca, [Cert | Chain], Options) -> - case proplists:get_value(verify, Options, true) of - true -> - {error, {bad_cert, unknown_ca}}; - false -> - pkix_path_validation(Cert, Chain, [{acc_errors, [{bad_cert, unknown_ca}]}]) +pkix_path_validation(unknown_ca, [Cert | Chain], Options0) -> + {VerifyFun, Userstat0} = + proplists:get_value(verify_fun, Options0, ?DEFAULT_VERIFYFUN), + Otpcert = pkix_decode_cert(Cert, otp), + Reason = {bad_cert, unknown_ca}, + try VerifyFun(Otpcert, Reason, Userstat0) of + {valid, Userstate} -> + Options = proplists:delete(verify_fun, Options0), + pkix_path_validation(Otpcert, Chain, [{verify_fun, + {VerifyFun, Userstate}}| Options]); + {fail, _} -> + {error, Reason} + catch + _:_ -> + {error, Reason} end; pkix_path_validation(TrustedCert, CertChain, Options) when is_binary(TrustedCert) -> OtpCert = pkix_decode_cert(TrustedCert, @@ -462,12 +471,7 @@ pkix_path_validation(#'OTPCertificate'{} = TrustedCert, CertChain, Options) ValidationState = pubkey_cert:init_validation_state(TrustedCert, MaxPathDefault, Options), - Fun = proplists:get_value(validate_extensions_fun, Options, - fun(Extensions, State, _, AccError) -> - {Extensions, State, AccError} - end), - Verify = proplists:get_value(verify, Options, true), - path_validation(CertChain, ValidationState, Fun, Verify). + path_validation(CertChain, ValidationState). %%-------------------------------------------------------------------- %%% Internal functions @@ -490,38 +494,40 @@ path_validation([], #path_validation_state{working_public_key_algorithm PublicKey, working_public_key_parameters = PublicKeyParams, - valid_policy_tree = Tree, - acc_errors = AccErrors - }, _, _) -> - {ok, {{Algorithm, PublicKey, PublicKeyParams}, Tree, AccErrors}}; + valid_policy_tree = Tree + }) -> + {ok, {{Algorithm, PublicKey, PublicKeyParams}, Tree}}; path_validation([DerCert | Rest], ValidationState = #path_validation_state{ - max_path_length = Len}, - Fun, Verify) when Len >= 0 -> - try validate(DerCert, - ValidationState#path_validation_state{last_cert=Rest=:=[]}, - Fun, Verify) of + max_path_length = Len}) when Len >= 0 -> + try validate(DerCert, + ValidationState#path_validation_state{last_cert=Rest=:=[]}) of #path_validation_state{} = NewValidationState -> - path_validation(Rest, NewValidationState, Fun, Verify) + path_validation(Rest, NewValidationState) catch throw:Reason -> {error, Reason} end; -path_validation(_, _, _, true) -> - {error, {bad_cert, max_path_length_reached}}; +path_validation([DerCert | _] = Path, + #path_validation_state{user_state = UserState0, + verify_fun = VerifyFun} = + ValidationState) -> + Reason = {bad_cert, max_path_length_reached}, + OtpCert = pkix_decode_cert(DerCert, otp), + try VerifyFun(OtpCert, Reason, UserState0) of + {valid, UserState} -> + path_validation(Path, + ValidationState#path_validation_state{ + max_path_length = 0, + user_state = UserState}); + {fail, _} -> + {error, Reason} + catch + _:_ -> + {error, Reason} + end. -path_validation(_, #path_validation_state{working_public_key_algorithm - = Algorithm, - working_public_key = - PublicKey, - working_public_key_parameters - = PublicKeyParams, - valid_policy_tree = Tree, - acc_errors = AccErrors - }, _, false) -> - {ok, {{Algorithm, PublicKey, PublicKeyParams}, Tree, - [{bad_cert, max_path_length_reached}|AccErrors]}}. validate(DerCert, #path_validation_state{working_issuer_name = Issuer, working_public_key = Key, @@ -531,40 +537,29 @@ validate(DerCert, #path_validation_state{working_issuer_name = Issuer, excluded_subtrees = Exclude, last_cert = Last, user_state = UserState0, - acc_errors = AccErr0} = - ValidationState0, ValidateExtensionFun, Verify) -> + verify_fun = VerifyFun} = + ValidationState0) -> OtpCert = pkix_decode_cert(DerCert, otp), - %% All validate functions will throw {bad_cert, Reason} if they - %% fail and Verify = true if Verify = false errors - %% will be accumulated in the validationstate - AccErr1 = pubkey_cert:validate_time(OtpCert, AccErr0, Verify), - AccErr2 = pubkey_cert:validate_issuer(OtpCert, Issuer, AccErr1, Verify), + UserState1 = pubkey_cert:validate_time(OtpCert, UserState0, VerifyFun), + + UserState2 = pubkey_cert:validate_issuer(OtpCert, Issuer, UserState1, VerifyFun), - AccErr3 = pubkey_cert:validate_names(OtpCert, Permit, Exclude, Last, - AccErr2, Verify), - AccErr4 = - pubkey_cert:validate_revoked_status(OtpCert, Verify, AccErr3), + UserState3 = pubkey_cert:validate_names(OtpCert, Permit, Exclude, Last, + UserState2,VerifyFun), + + UserState4 = pubkey_cert:validate_revoked_status(OtpCert, UserState3, VerifyFun), - {ValidationState1, UnknownExtensions0, AccErr5} = - pubkey_cert:validate_extensions(OtpCert, ValidationState0, Verify, - AccErr4), - %% We want the key_usage extension to be checked before we validate + {ValidationState1, UserState5} = + pubkey_cert:validate_extensions(OtpCert, ValidationState0, UserState4, + VerifyFun), + + %% We want the key_usage extension to be checked before we validate %% the signature. - AccErr6 = - pubkey_cert:validate_signature(OtpCert, DerCert, Key, KeyParams, - AccErr5, Verify), - - {UnknownExtensions, UserState, AccErr7} = - ValidateExtensionFun(UnknownExtensions0, UserState0, Verify, AccErr6), - - %% Check that all critical extensions have been handled - AccErr = - pubkey_cert:validate_unknown_extensions(UnknownExtensions, AccErr7, - Verify), + UserState = pubkey_cert:validate_signature(OtpCert, DerCert, + Key, KeyParams, UserState5, VerifyFun), ValidationState = - ValidationState1#path_validation_state{user_state = UserState, - acc_errors = AccErr}, + ValidationState1#path_validation_state{user_state = UserState}, pubkey_cert:prepare_for_next_cert(OtpCert, ValidationState). sized_binary(Binary) when is_binary(Binary) -> diff --git a/lib/public_key/test/public_key_SUITE.erl b/lib/public_key/test/public_key_SUITE.erl index 09235ff460..46b8c3db8b 100644 --- a/lib/public_key/test/public_key_SUITE.erl +++ b/lib/public_key/test/public_key_SUITE.erl @@ -369,16 +369,35 @@ pkix_path_validation(Config) when is_list(Config) -> CertK3 = {Cert3,_} = erl_make_certs:make_cert([{issuer, CertK1}, {extensions, [{basic_constraints, false}]}]), {Cert4,_} = erl_make_certs:make_cert([{issuer, CertK3}]), - {error, E={bad_cert,missing_basic_constraint}} = + {error, {bad_cert,missing_basic_constraint}} = public_key:pkix_path_validation(Trusted, [Cert1, Cert3,Cert4], []), - - {ok, {_,_,[E]}} = public_key:pkix_path_validation(Trusted, [Cert1, Cert3,Cert4], - [{verify,false}]), - - {error, {bad_cert,unknown_ca}} = public_key:pkix_path_validation(unknown_ca, [Cert1, Cert3, Cert4], []), - {ok, {_,_,[{bad_cert,unknown_ca}]}} = - public_key:pkix_path_validation(unknown_ca, [Cert1], [{verify, false}]), + VerifyFunAndState0 = {fun(_,{bad_cert, missing_basic_constraint}, UserState) -> + {valid, UserState}; + (_,{bad_cert, _} = Reason, _) -> + {fail, Reason}; + (_,{extension, _}, UserState) -> + {unknown, UserState} + end, []}, + {ok, _} = + public_key:pkix_path_validation(Trusted, [Cert1, Cert3,Cert4], + [{verify_fun, VerifyFunAndState0}]), + + {error, {bad_cert, unknown_ca}} = + public_key:pkix_path_validation(unknown_ca, [Cert1, Cert3, Cert4], []), + + VerifyFunAndState1 = + {fun(_,{bad_cert, unknown_ca}, UserState) -> + {valid, UserState}; + (_,{bad_cert, _} = Reason, _) -> + {fail, Reason}; + (_,{extension, _}, UserState) -> + {unknown, UserState} + end, []}, + + {ok, _} = + public_key:pkix_path_validation(unknown_ca, [Cert1], [{verify_fun, + VerifyFunAndState1}]), ok. %%-------------------------------------------------------------------- diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index 90bb50fdcb..dbc5faff14 100644 --- a/lib/ssl/src/ssl.erl +++ b/lib/ssl/src/ssl.erl @@ -523,55 +523,55 @@ 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)), + VerifyNoneFun = + {fun(_,{bad_cert, unknown_ca}, UserState) -> + {valid, UserState}; + (_,{bad_cert, _} = Reason, _) -> + {fail, Reason}; + (_,{extension, _}, UserState) -> + {unknown, 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} = + {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, CaCerts)}; + {verify_none, false, + ca_cert_default(verify_none, VerifyNoneFun, CaCerts), VerifyNoneFun}; 1 -> - {verify_peer, false, ca_cert_default(verify_peer, Role, CaCerts)}; + {verify_peer, false, + ca_cert_default(verify_peer, UserVerifyFun, CaCerts), UserVerifyFun}; 2 -> - {verify_peer, true, ca_cert_default(verify_peer, Role, CaCerts)}; + {verify_peer, true, + ca_cert_default(verify_peer, UserVerifyFun, CaCerts), UserVerifyFun}; verify_none -> - {verify_none, false, ca_cert_default(verify_none, Role, CaCerts)}; + {verify_none, false, + ca_cert_default(verify_none, VerifyNoneFun, CaCerts), VerifyNoneFun}; verify_peer -> {verify_peer, UserFailIfNoPeerCert, - ca_cert_default(verify_peer, Role, CaCerts)}; + 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, @@ -591,7 +591,7 @@ 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, cert, certfile, key, keyfile, password, cacerts, cacertfile, dhfile, ciphers, @@ -618,7 +618,21 @@ 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} + 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 -> @@ -626,9 +640,6 @@ 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; @@ -720,12 +731,11 @@ 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 5026c760bd..6cf57ced81 100644 --- a/lib/ssl/src/ssl_certificate.erl +++ b/lib/ssl/src/ssl_certificate.erl @@ -34,7 +34,8 @@ -export([trusted_cert_and_path/2, certificate_chain/2, file_to_certificats/1, - validate_extensions/6, + %validate_extensions/6, + validate_extension/3, is_valid_extkey_usage/2, is_valid_key_usage/2, select_extension/2, @@ -110,32 +111,25 @@ 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, + critical = true}}, 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(_, _, Role) -> + {unknown, Role}. %%-------------------------------------------------------------------- -spec is_valid_key_usage(list(), term()) -> boolean(). @@ -248,8 +242,3 @@ is_valid_extkey_usage(KeyUse, client) -> 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_connection.erl b/lib/ssl/src/ssl_connection.erl index c004effb85..7689976ff6 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}); diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl index add5147fb4..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{} | @@ -177,59 +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 - ssl_certificate:trusted_cert_and_path(ASN1Certs, CertDbRef) of - {TrustedErlCert, CertPath} -> - Result = public_key:pkix_path_validation(TrustedErlCert, - CertPath, - [{max_path_length, - MaxPathLen}, - {verify, VerifyBool}, - {validate_extensions_fun, - ValidateExtensionFun}]), - 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{}. %% @@ -490,26 +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({bad_cert, unknown_ca}, _) -> +path_validation_alert({bad_cert, unknown_ca}) -> ?ALERT_REC(?FATAL, ?UNKNOWN_CA); -path_validation_alert(_, _) -> +path_validation_alert(_) -> ?ALERT_REC(?FATAL, ?HANDSHAKE_FAILURE). select_session(Hello, Port, Session, Version, @@ -1132,3 +1121,13 @@ key_exchange_alg(Alg) when Alg == dhe_rsa; Alg == dhe_dss; ?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_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 diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl index 1013f2bb6e..47c7407a2e 100644 --- a/lib/ssl/test/ssl_basic_SUITE.erl +++ b/lib/ssl/test/ssl_basic_SUITE.erl @@ -232,10 +232,11 @@ all(suite) -> server_renegotiate, client_renegotiate_reused_session, server_renegotiate_reused_session, client_no_wrap_sequence_number, server_no_wrap_sequence_number, extended_key_usage, - validate_extensions_fun, no_authority_key_identifier, + no_authority_key_identifier, invalid_signature_client, invalid_signature_server, cert_expired, client_with_cert_cipher_suites_handshake, unknown_server_ca_fail, - unknown_server_ca_accept, der_input + der_input, unknown_server_ca_accept_verify_none, unknown_server_ca_accept_verify_peer, + unknown_server_ca_accept_backwardscompatibilty ]. %% Test cases starts here. @@ -1260,7 +1261,6 @@ eoptions(Config) when is_list(Config) -> {verify_fun, function}, {fail_if_no_peer_cert, 0}, {verify_client_once, 1}, - {validate_extensions_fun, function}, {depth, four}, {certfile, 'cert.pem'}, {keyfile,'key.pem' }, @@ -2271,14 +2271,7 @@ client_verify_none_active_once(Config) when is_list(Config) -> {mfa, {?MODULE, send_recv_result_active_once, []}}, {options, [{active, once} | ServerOpts]}]), Port = ssl_test_lib:inet_port(Server), - %% TODO: send message to test process to make sure - %% verifyfun has beeen run as it has the same behavior as - %% the default fun - VerifyFun = fun([{bad_cert, unknown_ca}]) -> - true; - (_) -> - false - end, + Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, {host, Hostname}, {from, self()}, @@ -2286,8 +2279,7 @@ client_verify_none_active_once(Config) when is_list(Config) -> send_recv_result_active_once, []}}, {options, [{active, once}, - {verify, verify_none}, - {verify_fun, VerifyFun} + {verify, verify_none} | ClientOpts]}]), ssl_test_lib:check_result(Server, ok, Client, ok), @@ -2578,41 +2570,6 @@ extended_key_usage(Config) when is_list(Config) -> ssl_test_lib:close(Client). %%-------------------------------------------------------------------- -validate_extensions_fun(doc) -> - ["Test that it is possible to specify a validate_extensions_fun"]; - -validate_extensions_fun(suite) -> - []; - -validate_extensions_fun(Config) when is_list(Config) -> - ClientOpts = ?config(client_verification_opts, Config), - ServerOpts = ?config(server_verification_opts, Config), - - Fun = fun(Extensions, State, _, AccError) -> - {Extensions, State, AccError} - end, - - {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config), - - Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, - {from, self()}, - {mfa, {?MODULE, send_recv_result_active, []}}, - {options, [{validate_extensions_fun, Fun}, - {verify, verify_peer} | ServerOpts]}]), - Port = ssl_test_lib:inet_port(Server), - - Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, - {host, Hostname}, - {from, self()}, - {mfa, {?MODULE, send_recv_result_active, []}}, - {options,[{validate_extensions_fun, Fun} | ClientOpts]}]), - - ssl_test_lib:check_result(Server, ok, Client, ok), - - ssl_test_lib:close(Server), - ssl_test_lib:close(Client). - -%%-------------------------------------------------------------------- no_authority_key_identifier(doc) -> ["Test cert that does not have authorityKeyIdentifier extension" " but are present in trusted certs db."]; @@ -2899,24 +2856,34 @@ unknown_server_ca_fail(Config) when is_list(Config) -> no_result, []}}, {options, ServerOpts}]), Port = ssl_test_lib:inet_port(Server), + + FunAndState = {fun(_,{bad_cert, _} = Reason, _) -> + {fail, Reason}; + (_,{extension, _}, UserState) -> + {unknown, UserState} + end, []}, + Client = ssl_test_lib:start_client_error([{node, ClientNode}, {port, Port}, {host, Hostname}, {from, self()}, {mfa, {ssl_test_lib, no_result, []}}, {options, - [{verify, verify_peer}| ClientOpts]}]), + [{verify, verify_peer}, + {verify_fun, FunAndState} + | ClientOpts]}]), - ssl_test_lib:check_result(Server, {error,"unknown ca"}, Client, {error, "unknown ca"}), + ssl_test_lib:check_result(Server, {error,"unknown ca"}, + Client, {error, "unknown ca"}), ssl_test_lib:close(Server), ssl_test_lib:close(Client). %%-------------------------------------------------------------------- -unknown_server_ca_accept(doc) -> +unknown_server_ca_accept_verify_none(doc) -> ["Test that the client succeds if the ca is unknown in verify_none mode"]; -unknown_server_ca_accept(suite) -> +unknown_server_ca_accept_verify_none(suite) -> []; -unknown_server_ca_accept(Config) when is_list(Config) -> +unknown_server_ca_accept_verify_none(Config) when is_list(Config) -> ClientOpts = ?config(client_opts, Config), ServerOpts = ?config(server_opts, Config), {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config), @@ -2937,6 +2904,83 @@ unknown_server_ca_accept(Config) when is_list(Config) -> ssl_test_lib:check_result(Server, ok, Client, ok), ssl_test_lib:close(Server), ssl_test_lib:close(Client). +%%-------------------------------------------------------------------- +unknown_server_ca_accept_verify_peer(doc) -> + ["Test that the client succeds if the ca is unknown in verify_peer mode" + " with a verify_fun that accepts the unknown ca error"]; +unknown_server_ca_accept_verify_peer(suite) -> + []; +unknown_server_ca_accept_verify_peer(Config) when is_list(Config) -> + ClientOpts = ?config(client_opts, Config), + ServerOpts = ?config(server_opts, Config), + {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config), + Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, + {from, self()}, + {mfa, {?MODULE, + send_recv_result_active, []}}, + {options, ServerOpts}]), + Port = ssl_test_lib:inet_port(Server), + + FunAndState = {fun(_,{bad_cert, unknown_ca}, UserState) -> + {valid, UserState}; + (_,{bad_cert, _} = Reason, _) -> + {fail, Reason}; + (_,{extension, _}, UserState) -> + {unknown, UserState} + end, []}, + + Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, + {host, Hostname}, + {from, self()}, + {mfa, {?MODULE, + send_recv_result_active, []}}, + {options, + [{verify, verify_peer}, + {verify_fun, FunAndState}| ClientOpts]}]), + + ssl_test_lib:check_result(Server, ok, Client, ok), + ssl_test_lib:close(Server), + ssl_test_lib:close(Client). + +%%-------------------------------------------------------------------- +unknown_server_ca_accept_backwardscompatibilty(doc) -> + ["Test that the client succeds if the ca is unknown in verify_none mode"]; +unknown_server_ca_accept_backwardscompatibilty(suite) -> + []; +unknown_server_ca_accept_backwardscompatibilty(Config) when is_list(Config) -> + ClientOpts = ?config(client_opts, Config), + ServerOpts = ?config(server_opts, Config), + {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config), + Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, + {from, self()}, + {mfa, {?MODULE, + send_recv_result_active, []}}, + {options, ServerOpts}]), + Port = ssl_test_lib:inet_port(Server), + + 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, + + Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, + {host, Hostname}, + {from, self()}, + {mfa, {?MODULE, + send_recv_result_active, []}}, + {options, + [{verify, verify_peer}, + {verify_fun, VerifyFun}| ClientOpts]}]), + + ssl_test_lib:check_result(Server, ok, Client, ok), + ssl_test_lib:close(Server), + ssl_test_lib:close(Client). %%-------------------------------------------------------------------- der_input(doc) -> |