diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/ssl/src/ssl_connection.erl | 34 | ||||
| -rw-r--r-- | lib/ssl/test/ssl_basic_SUITE.erl | 64 |
2 files changed, 64 insertions, 34 deletions
diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl index b187d038a1..d4807704b2 100644 --- a/lib/ssl/src/ssl_connection.erl +++ b/lib/ssl/src/ssl_connection.erl @@ -87,10 +87,10 @@ bytes_to_read, % integer(), # bytes to read in passive mode user_data_buffer, % binary() log_alert, % boolean() - renegotiation, % {boolean(), From | internal | peer} - recv_during_renegotiation, %boolean() - send_queue, % queue() - terminated = false, % + renegotiation, % {boolean(), From | internal | peer} + recv_from, % + send_queue, % queue() + terminated = false, % allow_renegotiate = true }). @@ -720,9 +720,7 @@ connection(#client_hello{}, #state{role = server, allow_renegotiate = false, {BinMsg, ConnectionStates} = encode_alert(Alert, Version, ConnectionStates0), Transport:send(Socket, BinMsg), - {Record, State} = next_record(State0#state{connection_states = - ConnectionStates}), - next_state(connection, connection, Record, State); + next_state_connection(connection, State0#state{connection_states = ConnectionStates}); connection(timeout, State) -> {next_state, connection, State, hibernate}; @@ -814,14 +812,12 @@ handle_sync_event({shutdown, How0}, _, StateName, end; handle_sync_event({recv, N}, From, connection = StateName, State0) -> - passive_receive(State0#state{bytes_to_read = N, from = From}, StateName); + passive_receive(State0#state{bytes_to_read = N, recv_from = From}, StateName); %% Doing renegotiate wait with handling request until renegotiate is -%% finished. Will be handled by next_state_connection/2. +%% finished. Will be handled by next_state_is_connection/2. handle_sync_event({recv, N}, From, StateName, State) -> - {next_state, StateName, - State#state{bytes_to_read = N, from = From, - recv_during_renegotiation = true}, + {next_state, StateName, State#state{bytes_to_read = N, recv_from = From}, get_timeout(State)}; handle_sync_event({new_user, User}, _From, StateName, @@ -1689,7 +1685,7 @@ passive_receive(State0 = #state{user_data_buffer = Buffer}, StateName) -> read_application_data(Data, #state{user_application = {_Mon, Pid}, socket_options = SOpts, bytes_to_read = BytesToRead, - from = From, + recv_from = From, user_data_buffer = Buffer0} = State0) -> Buffer1 = if Buffer0 =:= <<>> -> Data; @@ -1700,7 +1696,7 @@ read_application_data(Data, #state{user_application = {_Mon, Pid}, {ok, ClientData, Buffer} -> % Send data SocketOpt = deliver_app_data(SOpts, ClientData, Pid, From), State = State0#state{user_data_buffer = Buffer, - from = undefined, + recv_from = undefined, bytes_to_read = 0, socket_options = SocketOpt }, @@ -2000,10 +1996,10 @@ next_state_connection(StateName, #state{send_queue = Queue0, %% premaster_secret and public_key_info (only needed during handshake) %% to reduce memory foot print of a connection. next_state_is_connection(_, State = - #state{recv_during_renegotiation = true, socket_options = - #socket_options{active = false}}) -> - passive_receive(State#state{recv_during_renegotiation = false, - premaster_secret = undefined, + #state{recv_from = From, + socket_options = + #socket_options{active = false}}) when From =/= undefined -> + passive_receive(State#state{premaster_secret = undefined, public_key_info = undefined, tls_handshake_hashes = {<<>>, <<>>}}, connection); @@ -2065,7 +2061,7 @@ initial_state(Role, Host, Port, Socket, {SSLOptions, SocketOptions}, User, log_alert = true, session_cache_cb = SessionCacheCb, renegotiation = {false, first}, - recv_during_renegotiation = false, + recv_from = undefined, send_queue = queue:new() }. diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl index fc56ceb17e..228ec9e294 100644 --- a/lib/ssl/test/ssl_basic_SUITE.erl +++ b/lib/ssl/test/ssl_basic_SUITE.erl @@ -257,7 +257,8 @@ all() -> %%different_ca_peer_sign, no_reuses_session_server_restart_new_cert, no_reuses_session_server_restart_new_cert_file, reuseaddr, - hibernate, connect_twice, renegotiate_dos_mitigate, + hibernate, connect_twice, renegotiate_dos_mitigate_active, + renegotiate_dos_mitigate_passive, tcp_error_propagation_in_active_mode ]. @@ -1565,14 +1566,14 @@ eoptions(Config) when is_list(Config) -> {cacertfile, ""}, {dhfile,'dh.pem' }, {ciphers, [{foo, bar, sha, ignore}]}, - {reuse_session, foo}, - {reuse_sessions, 0}, + {reuse_session, foo}, + {reuse_sessions, 0}, {renegotiate_at, "10"}, - {debug, 1}, + {debug, 1}, {mode, depech}, - {packet, 8.0}, - {packet_size, "2"}, - {header, a}, + {packet, 8.0}, + {packet_size, "2"}, + {header, a}, {active, trice}, {key, 'key.pem' }], @@ -3692,25 +3693,57 @@ connect_twice(Config) when is_list(Config) -> ssl_test_lib:close(Client1). %%-------------------------------------------------------------------- -renegotiate_dos_mitigate(doc) -> +renegotiate_dos_mitigate_active(doc) -> ["Mitigate DOS computational attack by not allowing client to renegotiate many times in a row", "immediately after each other"]; -renegotiate_dos_mitigate(suite) -> +renegotiate_dos_mitigate_active(suite) -> []; -renegotiate_dos_mitigate(Config) when is_list(Config) -> - ServerOpts = ?config(server_opts, Config), - ClientOpts = ?config(client_opts, Config), +renegotiate_dos_mitigate_active(Config) when is_list(Config) -> + ServerOpts = ?config(server_opts, Config), + ClientOpts = ?config(client_opts, Config), {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config), - - Server = - ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, + + 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), + + Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, + {host, Hostname}, + {from, self()}, + {mfa, {?MODULE, + renegotiate_immediately, []}}, + {options, ClientOpts}]), + + ssl_test_lib:check_result(Client, ok, Server, ok), + ssl_test_lib:close(Server), + ssl_test_lib:close(Client). + +%%-------------------------------------------------------------------- +renegotiate_dos_mitigate_passive(doc) -> + ["Mitigate DOS computational attack by not allowing client to renegotiate many times in a row", + "immediately after each other"]; + +renegotiate_dos_mitigate_passive(suite) -> + []; + +renegotiate_dos_mitigate_passive(Config) when is_list(Config) -> + ServerOpts = ?config(server_opts, Config), + ClientOpts = ?config(client_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, []}}, + {options, [{active, false} | ServerOpts]}]), + Port = ssl_test_lib:inet_port(Server), Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, {host, Hostname}, @@ -3723,6 +3756,7 @@ renegotiate_dos_mitigate(Config) when is_list(Config) -> ssl_test_lib:close(Server), ssl_test_lib:close(Client). +%%-------------------------------------------------------------------- tcp_error_propagation_in_active_mode(doc) -> ["Test that process recives {ssl_error, Socket, closed} when tcp error ocurres"]; tcp_error_propagation_in_active_mode(Config) when is_list(Config) -> |