diff options
Diffstat (limited to 'lib/ssl/test/ssl_basic_SUITE.erl')
| -rw-r--r-- | lib/ssl/test/ssl_basic_SUITE.erl | 49 |
1 files changed, 48 insertions, 1 deletions
diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl index 8da1d947d3..f1ebac8845 100644 --- a/lib/ssl/test/ssl_basic_SUITE.erl +++ b/lib/ssl/test/ssl_basic_SUITE.erl @@ -37,6 +37,7 @@ -define(LONG_TIMEOUT, 600000). -define(EXPIRE, 10). -define(SLEEP, 500). +-define(RENEGOTIATION_DISABLE_TIME, 12000). %% Test server callback functions %%-------------------------------------------------------------------- @@ -257,7 +258,7 @@ all() -> %%different_ca_peer_sign, no_reuses_session_server_restart_new_cert, no_reuses_session_server_restart_new_cert_file, reuseaddr, - hibernate, connect_twice + hibernate, connect_twice, renegotiate_dos_mitigate ]. groups() -> @@ -3655,7 +3656,40 @@ connect_twice(Config) when is_list(Config) -> ssl_test_lib:close(Client), ssl_test_lib:close(Client1). +%%-------------------------------------------------------------------- +renegotiate_dos_mitigate(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(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_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). + + %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- @@ -3698,6 +3732,19 @@ renegotiate_reuse_session(Socket, Data) -> test_server:sleep(?SLEEP), renegotiate(Socket, Data). +renegotiate_immediately(Socket) -> + receive + {ssl, Socket, "Hello world"} -> + ok + end, + ok = ssl:renegotiate(Socket), + {error, renegotiation_rejected} = ssl:renegotiate(Socket), + test_server:sleep(?RENEGOTIATION_DISABLE_TIME +1), + ok = ssl:renegotiate(Socket), + test_server:format("Renegotiated again"), + ssl:send(Socket, "Hello world"), + ok. + new_config(PrivDir, ServerOpts0) -> CaCertFile = proplists:get_value(cacertfile, ServerOpts0), CertFile = proplists:get_value(certfile, ServerOpts0), |