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-rw-r--r--lib/ssl/doc/src/ssl.xml9
-rw-r--r--lib/ssl/src/ssl.erl7
-rw-r--r--lib/ssl/src/ssl_certificate.erl18
-rw-r--r--lib/ssl/src/ssl_handshake.erl9
-rw-r--r--lib/ssl/src/ssl_internal.hrl3
-rw-r--r--lib/ssl/test/ssl_certificate_verify_SUITE.erl56
6 files changed, 85 insertions, 17 deletions
diff --git a/lib/ssl/doc/src/ssl.xml b/lib/ssl/doc/src/ssl.xml
index 029f29cdb3..825bf46459 100644
--- a/lib/ssl/doc/src/ssl.xml
+++ b/lib/ssl/doc/src/ssl.xml
@@ -89,6 +89,7 @@
[binary()]} | {client | server, [binary()], binary()}}</c></p>
<p><c>| {log_alert, boolean()}</c></p>
<p><c>| {server_name_indication, hostname() | disable}</c></p>
+ <p><c>| {customize_hostname_check, list()}</c></p>
<p><c>| {sni_hosts, [{hostname(), [ssl_option()]}]}</c></p>
<p><c>| {sni_fun, SNIfun::fun()}</c></p>
</item>
@@ -649,6 +650,14 @@ fun(srp, Username :: string(), UserState :: term()) ->
disables the hostname verification check
<seealso marker="public_key:public_key#pkix_verify_hostname-2">public_key:pkix_verify_hostname/2</seealso> </p>
</item>
+
+ <tag><c>{customize_hostname_check, Options::list()}</c></tag>
+ <item>
+ <p> Customizes the hostname verification of the peer certificate, as different protocols that use
+ TLS such as HTTP or LDAP may want to do it differently, for possible options see
+ <seealso marker="public_key:public_key#pkix_verify_hostname-3">public_key:pkix_verify_hostname/3</seealso> </p>
+ </item>
+
<tag><c>{fallback, boolean()}</c></tag>
<item>
<p> Send special cipher suite TLS_FALLBACK_SCSV to avoid undesired TLS version downgrade.
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl
index a7b4ec2bf7..565cc9e1bc 100644
--- a/lib/ssl/src/ssl.erl
+++ b/lib/ssl/src/ssl.erl
@@ -938,7 +938,8 @@ handle_options(Opts0, Role, Host) ->
crl_check = handle_option(crl_check, Opts, false),
crl_cache = handle_option(crl_cache, Opts, {ssl_crl_cache, {internal, []}}),
max_handshake_size = handle_option(max_handshake_size, Opts, ?DEFAULT_MAX_HANDSHAKE_SIZE),
- handshake = handle_option(handshake, Opts, full)
+ handshake = handle_option(handshake, Opts, full),
+ customize_hostname_check = handle_option(customize_hostname_check, Opts, [])
},
CbInfo = proplists:get_value(cb_info, Opts, default_cb_info(Protocol)),
@@ -954,7 +955,7 @@ handle_options(Opts0, Role, Host) ->
client_preferred_next_protocols, log_alert,
server_name_indication, honor_cipher_order, padding_check, crl_check, crl_cache,
fallback, signature_algs, eccs, honor_ecc_order, beast_mitigation,
- max_handshake_size, handshake],
+ max_handshake_size, handshake, customize_hostname_check],
SockOpts = lists:foldl(fun(Key, PropList) ->
proplists:delete(Key, PropList)
end, Opts, SslOptions),
@@ -1197,6 +1198,8 @@ validate_option(handshake, hello = Value) ->
Value;
validate_option(handshake, full = Value) ->
Value;
+validate_option(customize_hostname_check, Value) when is_list(Value) ->
+ Value;
validate_option(Opt, Value) ->
throw({error, {options, {Opt, Value}}}).
diff --git a/lib/ssl/src/ssl_certificate.erl b/lib/ssl/src/ssl_certificate.erl
index a3333d35e9..dbd2ebf539 100644
--- a/lib/ssl/src/ssl_certificate.erl
+++ b/lib/ssl/src/ssl_certificate.erl
@@ -138,8 +138,8 @@ validate(_, {bad_cert, _} = Reason, _) ->
{fail, Reason};
validate(_, valid, UserState) ->
{valid, UserState};
-validate(Cert, valid_peer, UserState = {client, _,_, Hostname, _, _}) when Hostname =/= disable ->
- verify_hostname(Hostname, Cert, UserState);
+validate(Cert, valid_peer, UserState = {client, _,_, {Hostname, Customize}, _, _}) when Hostname =/= disable ->
+ verify_hostname(Hostname, Customize, Cert, UserState);
validate(_, valid_peer, UserState) ->
{valid, UserState}.
@@ -333,12 +333,12 @@ new_trusteded_chain(DerCert, [_ | Rest]) ->
new_trusteded_chain(_, []) ->
unknown_ca.
-verify_hostname({fallback, Hostname}, Cert, UserState) when is_list(Hostname) ->
- case public_key:pkix_verify_hostname(Cert, [{dns_id, Hostname}]) of
+verify_hostname({fallback, Hostname}, Customize, Cert, UserState) when is_list(Hostname) ->
+ case public_key:pkix_verify_hostname(Cert, [{dns_id, Hostname}], Customize) of
true ->
{valid, UserState};
false ->
- case public_key:pkix_verify_hostname(Cert, [{ip, Hostname}]) of
+ case public_key:pkix_verify_hostname(Cert, [{ip, Hostname}], Customize) of
true ->
{valid, UserState};
false ->
@@ -346,16 +346,16 @@ verify_hostname({fallback, Hostname}, Cert, UserState) when is_list(Hostname) ->
end
end;
-verify_hostname({fallback, Hostname}, Cert, UserState) ->
- case public_key:pkix_verify_hostname(Cert, [{ip, Hostname}]) of
+verify_hostname({fallback, Hostname}, Customize, Cert, UserState) ->
+ case public_key:pkix_verify_hostname(Cert, [{ip, Hostname}], Customize) of
true ->
{valid, UserState};
false ->
{fail, {bad_cert, hostname_check_failed}}
end;
-verify_hostname(Hostname, Cert, UserState) ->
- case public_key:pkix_verify_hostname(Cert, [{dns_id, Hostname}]) of
+verify_hostname(Hostname, Customize, Cert, UserState) ->
+ case public_key:pkix_verify_hostname(Cert, [{dns_id, Hostname}], Customize) of
true ->
{valid, UserState};
false ->
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl
index ebbb633b22..71eeb00183 100644
--- a/lib/ssl/src/ssl_handshake.erl
+++ b/lib/ssl/src/ssl_handshake.erl
@@ -345,6 +345,7 @@ certify(#certificate{asn1_certificates = ASN1Certs}, CertDbHandle, CertDbRef,
Opts#ssl_options.partial_chain),
ValidationFunAndState = validation_fun_and_state(Opts#ssl_options.verify_fun, Role,
CertDbHandle, CertDbRef, ServerName,
+ Opts#ssl_options.customize_hostname_check,
Opts#ssl_options.crl_check, CRLDbHandle, CertPath),
case public_key:pkix_path_validation(TrustedCert,
CertPath,
@@ -1243,7 +1244,7 @@ certificate_authorities_from_db(_CertDbHandle, {extracted, CertDbData}) ->
%%-------------Handle handshake messages --------------------------------
validation_fun_and_state({Fun, UserState0}, Role, CertDbHandle, CertDbRef,
- ServerNameIndication, CRLCheck, CRLDbHandle, CertPath) ->
+ ServerNameIndication, CustomizeHostCheck, CRLCheck, CRLDbHandle, CertPath) ->
{fun(OtpCert, {extension, _} = Extension, {SslState, UserState}) ->
case ssl_certificate:validate(OtpCert,
Extension,
@@ -1260,9 +1261,9 @@ 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, ServerNameIndication, CRLCheck, CRLDbHandle}, UserState0}};
+ end, {{Role, CertDbHandle, CertDbRef, {ServerNameIndication, CustomizeHostCheck}, CRLCheck, CRLDbHandle}, UserState0}};
validation_fun_and_state(undefined, Role, CertDbHandle, CertDbRef,
- ServerNameIndication, CRLCheck, CRLDbHandle, CertPath) ->
+ ServerNameIndication, CustomizeHostCheck, CRLCheck, CRLDbHandle, CertPath) ->
{fun(OtpCert, {extension, _} = Extension, SslState) ->
ssl_certificate:validate(OtpCert,
Extension,
@@ -1282,7 +1283,7 @@ validation_fun_and_state(undefined, Role, CertDbHandle, CertDbRef,
ssl_certificate:validate(OtpCert,
VerifyResult,
SslState)
- end, {Role, CertDbHandle, CertDbRef, ServerNameIndication, CRLCheck, CRLDbHandle}}.
+ end, {Role, CertDbHandle, CertDbRef, {ServerNameIndication, CustomizeHostCheck}, CRLCheck, CRLDbHandle}}.
apply_user_fun(Fun, OtpCert, VerifyResult, UserState0,
{_, CertDbHandle, CertDbRef, _, CRLCheck, CRLDbHandle} = SslState, CertPath) when
diff --git a/lib/ssl/src/ssl_internal.hrl b/lib/ssl/src/ssl_internal.hrl
index 977d012fa7..b736047678 100644
--- a/lib/ssl/src/ssl_internal.hrl
+++ b/lib/ssl/src/ssl_internal.hrl
@@ -145,7 +145,8 @@
eccs,
honor_ecc_order :: boolean(),
max_handshake_size :: integer(),
- handshake
+ handshake,
+ customize_hostname_check
}).
-record(socket_options,
diff --git a/lib/ssl/test/ssl_certificate_verify_SUITE.erl b/lib/ssl/test/ssl_certificate_verify_SUITE.erl
index 1de4c89d7f..dca25b774b 100644
--- a/lib/ssl/test/ssl_certificate_verify_SUITE.erl
+++ b/lib/ssl/test/ssl_certificate_verify_SUITE.erl
@@ -87,7 +87,9 @@ tests() ->
extended_key_usage_verify_server,
critical_extension_verify_client,
critical_extension_verify_server,
- critical_extension_verify_none].
+ critical_extension_verify_none,
+ customize_hostname_check
+ ].
error_handling_tests()->
[client_with_cert_cipher_suites_handshake,
@@ -1145,6 +1147,58 @@ unknown_server_ca_accept_backwardscompatibility(Config) when is_list(Config) ->
ssl_test_lib:close(Client).
%%--------------------------------------------------------------------
+
+customize_hostname_check() ->
+ [{doc,"Test option customize_hostname_check."}].
+customize_hostname_check(Config) when is_list(Config) ->
+ Ext = [#'Extension'{extnID = ?'id-ce-subjectAltName',
+ extnValue = [{dNSName, "*.example.org"}],
+ critical = false}
+ ],
+ {ClientOpts0, ServerOpts0} = ssl_test_lib:make_rsa_cert_chains([{server_chain,
+ [[],
+ [],
+ [{extensions, Ext}]
+ ]}],
+ Config, "https_hostname_convention"),
+ ClientOpts = ssl_test_lib:ssl_options(ClientOpts0, Config),
+ ServerOpts = ssl_test_lib:ssl_options(ServerOpts0, Config),
+
+ {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config),
+ Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0},
+ {from, self()},
+ {mfa, {ssl_test_lib, send_recv_result_active, []}},
+ {options, ServerOpts}]),
+ Port = ssl_test_lib:inet_port(Server),
+
+ CustomFun = public_key:pkix_verify_hostname_match_fun(https),
+
+ Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port},
+ {host, Hostname},
+ {from, self()},
+ {mfa, {ssl_test_lib, send_recv_result_active, []}},
+ {options,
+ [{server_name_indication, "other.example.org"},
+ {customize_hostname_check,
+ [{match_fun, CustomFun}]} | ClientOpts]
+ }]),
+ ssl_test_lib:check_result(Server, ok, Client, ok),
+
+ Server ! {listen, {mfa, {ssl_test_lib, no_result, []}}},
+
+ Client1 = ssl_test_lib:start_client_error([{node, ClientNode}, {port, Port},
+ {host, Hostname},
+ {from, self()},
+ {mfa, {ssl_test_lib, no_result, []}},
+ {options, ClientOpts}
+ ]),
+ ssl_test_lib:check_result(Client1, {error, {tls_alert, "handshake failure"}},
+ Server, {error, {tls_alert, "handshake failure"}}),
+
+ ssl_test_lib:close(Server),
+ ssl_test_lib:close(Client).
+
+%%--------------------------------------------------------------------
%% Internal functions ------------------------------------------------
%%--------------------------------------------------------------------
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 16:05:14 +0000