diff options
Diffstat (limited to 'lib/ssl/src/ssl.erl')
| -rw-r--r-- | lib/ssl/src/ssl.erl | 83 |
1 files changed, 43 insertions, 40 deletions
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index 801aa8f256..743d455141 100644 --- a/lib/ssl/src/ssl.erl +++ b/lib/ssl/src/ssl.erl @@ -713,6 +713,13 @@ handle_options(Opts0, Role, Host) -> Protocol = handle_option(protocol, Opts, tls), + case Versions of + [{3, 0}] -> + reject_alpn_next_prot_options(Opts); + _ -> + ok + end, + SSLOptions = #ssl_options{ versions = Versions, verify = validate_option(verify, Verify), @@ -956,55 +963,32 @@ validate_option(hibernate_after, Value) when is_integer(Value), Value >= 0 -> validate_option(erl_dist,Value) when is_boolean(Value) -> Value; -validate_option(Opt, Value) - when Opt =:= alpn_advertised_protocols orelse Opt =:= alpn_preferred_protocols, - is_list(Value) -> - case tls_record:highest_protocol_version([]) of - {3,0} -> - throw({error, {options, {not_supported_in_sslv3, {Opt, Value}}}}); - _ -> - validate_binary_list(Opt, Value), - Value - end; +validate_option(Opt, Value) when Opt =:= alpn_advertised_protocols orelse Opt =:= alpn_preferred_protocols, + is_list(Value) -> + validate_binary_list(Opt, Value), + Value; validate_option(Opt, Value) when Opt =:= alpn_advertised_protocols orelse Opt =:= alpn_preferred_protocols, Value =:= undefined -> undefined; -validate_option(client_preferred_next_protocols = Opt, {Precedence, PreferredProtocols} = Value) +validate_option(client_preferred_next_protocols, {Precedence, PreferredProtocols}) when is_list(PreferredProtocols) -> - case tls_record:highest_protocol_version([]) of - {3,0} -> - throw({error, {options, {not_supported_in_sslv3, {Opt, Value}}}}); - _ -> - validate_binary_list(client_preferred_next_protocols, PreferredProtocols), - validate_npn_ordering(Precedence), - {Precedence, PreferredProtocols, ?NO_PROTOCOL} - end; -validate_option(client_preferred_next_protocols = Opt, {Precedence, PreferredProtocols, Default} = Value) - when is_list(PreferredProtocols), is_binary(Default), - byte_size(Default) > 0, byte_size(Default) < 256 -> - case tls_record:highest_protocol_version([]) of - {3,0} -> - throw({error, {options, {not_supported_in_sslv3, {Opt, Value}}}}); - _ -> - validate_binary_list(client_preferred_next_protocols, PreferredProtocols), - validate_npn_ordering(Precedence), - Value - end; - + validate_binary_list(client_preferred_next_protocols, PreferredProtocols), + validate_npn_ordering(Precedence), + {Precedence, PreferredProtocols, ?NO_PROTOCOL}; +validate_option(client_preferred_next_protocols, {Precedence, PreferredProtocols, Default} = Value) + when is_list(PreferredProtocols), is_binary(Default), + byte_size(Default) > 0, byte_size(Default) < 256 -> + validate_binary_list(client_preferred_next_protocols, PreferredProtocols), + validate_npn_ordering(Precedence), + Value; validate_option(client_preferred_next_protocols, undefined) -> undefined; validate_option(log_alert, Value) when is_boolean(Value) -> Value; -validate_option(next_protocols_advertised = Opt, Value) when is_list(Value) -> - case tls_record:highest_protocol_version([]) of - {3,0} -> - throw({error, {options, {not_supported_in_sslv3, {Opt, Value}}}}); - _ -> - validate_binary_list(next_protocols_advertised, Value), - Value - end; - +validate_option(next_protocols_advertised, Value) when is_list(Value) -> + validate_binary_list(next_protocols_advertised, Value), + Value; validate_option(next_protocols_advertised, undefined) -> undefined; validate_option(server_name_indication = Opt, Value) when is_list(Value) -> @@ -1483,3 +1467,22 @@ server_name_indication_default(Host) when is_list(Host) -> Host; server_name_indication_default(_) -> undefined. + + +reject_alpn_next_prot_options(Opts) -> + AlpnNextOpts = [alpn_advertised_protocols, + alpn_preferred_protocols, + next_protocols_advertised, + next_protocol_selector, + client_preferred_next_protocols], + reject_alpn_next_prot_options(AlpnNextOpts, Opts). + +reject_alpn_next_prot_options([], _) -> + ok; +reject_alpn_next_prot_options([Opt| AlpnNextOpts], Opts) -> + case lists:keyfind(Opt, 1, Opts) of + {Opt, Value} -> + throw({error, {options, {not_supported_in_sslv3, {Opt, Value}}}}); + false -> + reject_alpn_next_prot_options(AlpnNextOpts, Opts) + end. |