ssl: Add simple benchmarks

4 files changed, 351 insertions, 1 deletions

diff --git a/lib/ssl/test/Makefile b/lib/ssl/test/Makefile
index 2f8ff6f04e..3639c2b2da 100644
--- a/lib/ssl/test/Makefile
+++ b/lib/ssl/test/Makefile
@@ -37,6 +37,7 @@ VSN=$(GS_VSN)
 MODULES = \
 	ssl_test_lib \
 	ssl_basic_SUITE \
+	ssl_bench_SUITE \
 	ssl_cipher_SUITE \
 	ssl_certificate_verify_SUITE\
 	ssl_crl_SUITE\
@@ -130,7 +131,7 @@ release_spec: opt
 release_tests_spec: opt
 	$(INSTALL_DIR) "$(RELSYSDIR)"
 	$(INSTALL_DATA)  $(ERL_FILES) $(HRL_FILES) $(HRL_FILES_NEEDED_IN_TEST) $(COVER_FILE) "$(RELSYSDIR)"
-	$(INSTALL_DATA) ssl.spec ssl.cover "$(RELSYSDIR)"
+	$(INSTALL_DATA) ssl.spec ssl_bench.spec ssl.cover "$(RELSYSDIR)"
 	chmod -R u+w "$(RELSYSDIR)"
 	@tar cf - *_SUITE_data | (cd "$(RELSYSDIR)"; tar xf -)
 
diff --git a/lib/ssl/test/ssl.spec b/lib/ssl/test/ssl.spec
index fc7c1bbb82..86e14c033e 100644
--- a/lib/ssl/test/ssl.spec
+++ b/lib/ssl/test/ssl.spec
@@ -1 +1,4 @@
 {suites,"../ssl_test",all}.
+{skip_cases, "../ssl_test",
+    ssl_bench_SUITE, [setup_sequential, setup_concurrent, payload_simple],
+    "Benchmarks run separately"}.
diff --git a/lib/ssl/test/ssl_bench.spec b/lib/ssl/test/ssl_bench.spec
new file mode 100644
index 0000000000..d2f75b4203
--- /dev/null
+++ b/lib/ssl/test/ssl_bench.spec
@@ -0,0 +1 @@
+{suites,"../ssl_test",[ssl_bench_SUITE]}.
diff --git a/lib/ssl/test/ssl_bench_SUITE.erl b/lib/ssl/test/ssl_bench_SUITE.erl
new file mode 100644
index 0000000000..b62cfec51f
--- /dev/null
+++ b/lib/ssl/test/ssl_bench_SUITE.erl
@@ -0,0 +1,345 @@
+%%%-------------------------------------------------------------------
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2007-2014. 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
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.2
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(ssl_bench_SUITE).
+-compile(export_all).
+-include_lib("common_test/include/ct_event.hrl").
+
+suite() -> [{ct_hooks,[{ts_install_cth,[{nodenames,2}]}]}].
+
+all() -> [{group, setup}, {group, payload}].
+
+groups() ->
+    [{setup, [{repeat, 3}], [setup_sequential, setup_concurrent]},
+     {payload, [{repeat, 3}], [payload_simple]}
+    ].
+
+init_per_group(_GroupName, Config) ->
+    Config.
+
+end_per_group(_GroupName, Config) ->
+    Config.
+
+init_per_suite(Config) ->
+    Server = setup(ssl, node()),
+    [{server_node, Server}|Config].
+
+end_per_suite(Config) ->
+    Config.
+
+init_per_testcase(_Func, Conf) ->
+    Conf.
+
+end_per_testcase(_Func, _Conf) ->
+    ok.
+
+
+-define(COUNT, 400).
+-define(TC(Cmd), tc(fun() -> Cmd end, ?MODULE, ?LINE)).
+
+-define(FPROF_CLIENT, false).
+-define(FPROF_SERVER, false).
+-define(EPROF_CLIENT, false).
+-define(EPROF_SERVER, false).
+-define(PERCEPT_SERVER, false).
+
+%% Current numbers gives roughly a testcase per minute on todays hardware..
+
+setup_sequential(Config) ->
+    Server = proplists:get_value(server_node, Config),
+    Server =/= undefined orelse error(no_server),
+    {ok, Result} = do_test(ssl, setup_connection, ?COUNT * 20, 1, Server),
+    ct_event:notify(#event{name = benchmark_data,
+			   data=[{value, Result},
+				 {suite, "ssl"}, {name, "Sequential setup"}]}),
+    ok.
+
+setup_concurrent(Config) ->
+    Server = proplists:get_value(server_node, Config),
+    Server =/= undefined orelse error(no_server),
+    {ok, Result} = do_test(ssl, setup_connection, ?COUNT, 100, Server),
+    ct_event:notify(#event{name = benchmark_data,
+			   data=[{value, Result},
+				 {suite, "ssl"}, {name, "Concurrent setup"}]}),
+    ok.
+
+payload_simple(Config) ->
+    Server = proplists:get_value(server_node, Config),
+    Server =/= undefined orelse error(no_server),
+    {ok, Result} = do_test(ssl, payload, ?COUNT*300, 10, Server),
+    ct_event:notify(#event{name = benchmark_data,
+			   data=[{value, Result},
+				 {suite, "ssl"}, {name, "Payload simple"}]}),
+    ok.
+
+
+ssl() ->
+    test(ssl, ?COUNT, node()).
+
+test(Type, Count, Host) ->
+    Server = setup(Type, Host),
+    (do_test(Type, setup_connection, Count * 20, 1, Server)),
+    (do_test(Type, setup_connection, Count, 100, Server)),
+    (do_test(Type, payload, Count*300, 10, Server)),
+    ok.
+
+do_test(Type, TC, Loop, ParallellConnections, Server) ->
+    {ok, {SPid, Host, Port}} = rpc:call(Server, ?MODULE, setup_server_init,
+					[Type, TC, Loop, ParallellConnections]),
+    link(SPid),
+    Me = self(),
+    Test = fun(Id) ->
+		   CData = client_init(Me, Type, TC, Host, Port),
+		   receive
+		       go ->
+			   ?FPROF_CLIENT andalso Id =:= 1 andalso
+			       start_profile(fprof, [self(),new]),
+			   ?EPROF_CLIENT andalso Id =:= 1 andalso
+			       start_profile(eprof, [ssl_connection_sup, ssl_manager]),
+			   ok = ?MODULE:TC(Loop, Type, CData),
+			   ?FPROF_CLIENT andalso Id =:= 1 andalso
+			       stop_profile(fprof, "test_connection_client_res.fprof"),
+			   ?EPROF_CLIENT andalso Id =:= 1 andalso
+			       stop_profile(eprof, "test_connection_client_res.eprof"),
+			   Me ! self()
+		   end
+	   end,
+    Spawn = fun(Id) ->
+		    Pid = spawn(fun() -> Test(Id) end),
+		    receive {Pid, init} -> Pid end
+	    end,
+    Pids = [Spawn(Id) || Id <- lists:seq(ParallellConnections, 1, -1)],
+    Run  = fun() ->
+		   [Pid ! go || Pid <- Pids],
+		   [receive Pid -> ok end || Pid <- Pids]
+	   end,
+    {TimeInMicro, _} = timer:tc(Run),
+    TotalTests = ParallellConnections * Loop,
+    TestPerSecond = 1000000 * TotalTests / TimeInMicro,
+    io:format("TC ~p ~p ~p ~.3f 1/s~n", [TC, Type, ParallellConnections, TestPerSecond]),
+    unlink(SPid),
+    SPid ! quit,
+    {ok, TestPerSecond}.
+
+server_init(ssl, setup_connection, _, _, Server) ->
+    {ok, Socket} = ssl:listen(0, ssl_opts(listen)),
+    {ok, {Host, Port}} = ssl:sockname(Socket),
+    %% {ok, Host} = inet:gethostname(),
+    ?FPROF_SERVER andalso start_profile(fprof, [whereis(ssl_manager), new]),
+    %%?EPROF_SERVER andalso start_profile(eprof, [ssl_connection_sup, ssl_manager]),
+    ?EPROF_SERVER andalso start_profile(eprof, [ssl_manager]),
+    ?PERCEPT_SERVER andalso percept:profile("/tmp/ssl_server.percept"),
+    Server ! {self(), {init, Host, Port}},
+    Test = fun(TSocket) ->
+		   ok = ssl:ssl_accept(TSocket),
+		   ssl:close(TSocket)
+	   end,
+    setup_server_connection(Socket, Test);
+server_init(ssl, payload, Loop, _, Server) ->
+    {ok, Socket} = ssl:listen(0, ssl_opts(listen)),
+    {ok, {Host, Port}} = ssl:sockname(Socket),
+    Server ! {self(), {init, Host, Port}},
+    Test = fun(TSocket) ->
+		   ok = ssl:ssl_accept(TSocket),
+		   Size = byte_size(msg()),
+		   server_echo(TSocket, Size, Loop),
+		   ssl:close(TSocket)
+	   end,
+    setup_server_connection(Socket, Test);
+
+server_init(Type, Tc, _, _, Server) ->
+    io:format("No server init code for ~p ~p~n",[Type, Tc]),
+    Server ! {self(), no_init}.
+
+client_init(Master, ssl, setup_connection, Host, Port) ->
+    Master ! {self(), init},
+    {Host, Port, ssl_opts(connect)};
+client_init(Master, ssl, payload, Host, Port) ->
+    {ok, Sock} = ssl:connect(Host, Port, ssl_opts(connect)),
+    Master ! {self(), init},
+    Size = byte_size(msg()),
+    {Sock, Size};
+client_init(_Me, Type, Tc, Host, Port) ->
+    io:format("No client init code for ~p ~p~n",[Type, Tc]),
+    {Host, Port}.
+
+setup_server_connection(LSocket, Test) ->
+    receive quit ->
+	    ?FPROF_SERVER andalso stop_profile(fprof, "test_server_res.fprof"),
+	    ?EPROF_SERVER andalso stop_profile(eprof, "test_server_res.eprof"),
+	    ?PERCEPT_SERVER andalso stop_profile(percept, "/tmp/ssl_server.percept"),
+	    ok
+    after 0 ->
+	    case ssl:transport_accept(LSocket, 2000) of
+		{ok, TSocket} -> spawn_link(fun() -> Test(TSocket) end);
+		{error, timeout} -> ok
+	    end,
+	    setup_server_connection(LSocket, Test)
+    end.
+
+server_echo(Socket, Size, Loop) when Loop > 0 ->
+    {ok, Msg} = ssl:recv(Socket, Size),
+    ok = ssl:send(Socket, Msg),
+    server_echo(Socket, Size, Loop-1);
+server_echo(_, _, _) -> ok.
+
+setup_connection(N, ssl, Env = {Host, Port, Opts}) when N > 0 ->
+    case ssl:connect(Host, Port, Opts) of
+	{ok, Sock} ->
+	    ssl:close(Sock),
+	    setup_connection(N-1, ssl, Env);
+	{error, Error} ->
+	    io:format("Error: ~p (~p)~n",[Error, length(erlang:ports())]),
+	    setup_connection(N, ssl, Env)
+    end;
+setup_connection(_, _, _) ->
+    ok.
+
+payload(Loop, ssl, D = {Socket, Size}) when Loop > 0 ->
+    ok = ssl:send(Socket, msg()),
+    {ok, _} = ssl:recv(Socket, Size),
+    payload(Loop-1, ssl, D);
+payload(_, _, {Socket, _}) ->
+    ssl:close(Socket).
+
+msg() ->
+    <<"Hello", 
+      0:(512*8), 
+      "asdlkjsafsdfoierwlejsdlkfjsdf", 
+      1:(512*8),
+      "asdlkjsafsdfoierwlejsdlkfjsdf">>.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+setup(_Type, nonode@nohost) ->
+    exit(dist_not_enabled);
+setup(Type, _This) ->
+    {ok, Host} = inet:gethostname(),
+    Node = list_to_atom("perf_server@" ++ Host),
+    SlaveArgs = case init:get_argument(pa) of
+	       {ok, PaPaths} ->
+		   lists:append([" -pa " ++ P || [P] <- PaPaths]);
+	       _ -> []
+	   end,
+    %% io:format("Slave args: ~p~n",[SlaveArgs]),
+    case net_adm:ping(Node) of
+	pong -> ok;
+	pang ->
+	    {ok, Node} = slave:start(Host, perf_server, SlaveArgs)
+    end,
+    Path = code:get_path(),
+    true = rpc:call(Node, code, set_path, [Path]),
+    ok = rpc:call(Node, ?MODULE, setup_server, [Type]),
+    io:format("Client using ~s~n",[code:which(ssl)]),
+    %% We expect this to run on 8 core machine
+    restrict_schedulers(client),
+    {ok, _} = ensure_all_started(ssl, []),
+    Node.
+
+setup_server(_Type) ->
+    restrict_schedulers(server),
+    io:format("Server using ~s~n",[code:which(ssl)]),
+    ssl:stop(),
+    {ok, _} = ensure_all_started(ssl, []),
+    ok.
+
+
+ensure_all_started(App, Ack) ->
+    case application:start(App) of
+	ok -> {ok, [App|Ack]};
+	{error, {not_started, Dep}} ->
+	    {ok, Ack1} = ensure_all_started(Dep, Ack),
+	    ensure_all_started(App, Ack1);
+	{error, {already_started, _}} ->
+	    {ok, Ack}
+    end.
+
+setup_server_init(Type, Tc, Loop, PC) ->
+    Me = self(),
+    Pid = spawn_link(fun() -> server_init(Type, Tc, Loop, PC, Me) end),
+    Res = receive
+	      {Pid, {init, Host, Port}} -> {ok, {Pid, Host, Port}};
+	      {Pid, Error} -> {error, Error}
+	  end,
+    unlink(Pid),
+    Res.
+
+restrict_schedulers(Type) ->
+    Extra0 = 1,
+    Extra =  if (Type =:= server) -> -Extra0; true -> Extra0 end,
+    Scheds = erlang:system_info(schedulers),
+    erlang:system_flag(schedulers_online, (Scheds div 2) + Extra).
+
+tc(Fun, Mod, Line) ->
+    case timer:tc(Fun) of
+	{_,{'EXIT',Reason}} ->
+	    io:format("Process EXITED ~p:~p \n", [Mod, Line]),
+	    exit(Reason);
+	{_T,R={error,_}} ->
+	    io:format("Process Error ~p:~p \n", [Mod, Line]),
+	    R;
+	{T,R} ->
+	    io:format("~p:~p: Time: ~p\n", [Mod, Line, T]),
+	    R
+    end.
+
+start_profile(eprof, Procs) ->
+    profiling = eprof:start_profiling(Procs),
+    io:format("(E)Profiling ...",[]);
+start_profile(fprof, Procs) ->
+    fprof:trace([start, {procs, Procs}]),
+    io:format("(F)Profiling ...",[]).
+
+stop_profile(percept, File) ->
+    percept:stop_profile(),
+    percept:analyze(File),
+    {started, _Host, Port} = percept:start_webserver(),
+    wx:new(),
+    wx_misc:launchDefaultBrowser("http://" ++ net_adm:localhost() ++ ":" ++ integer_to_list(Port)),
+    ok;
+stop_profile(eprof, File) ->
+    profiling_stopped = eprof:stop_profiling(),
+    eprof:log(File),
+    io:format(".analysed => ~s ~n",[File]),
+    eprof:analyze(total),
+    eprof:stop();
+stop_profile(fprof, File) ->
+    fprof:trace(stop),
+    io:format("..collect..",[]),
+    fprof:profile(),
+    fprof:analyse([{dest, File},{totals, true}]),
+    io:format(".analysed => ~s ~n",[File]),
+    fprof:stop(),
+    ok.
+
+ssl_opts(listen) ->
+    [{backlog, 500} | ssl_opts("server")];
+ssl_opts(connect) ->
+    [{verify, verify_peer}
+    , {reuse_sessions, false}
+     | ssl_opts("client")];
+ssl_opts(Role) ->
+    Dir = filename:join([code:lib_dir(ssl), "examples", "certs", "etc"]),
+    [{active, false},
+     {depth, 2},
+     {reuseaddr, true},
+     {mode,binary},
+     {nodelay, true},
+     {ciphers, [{dhe_rsa,aes_256_cbc,sha}]},
+     {cacertfile, filename:join([Dir, Role, "cacerts.pem"])},
+     {certfile, filename:join([Dir, Role, "cert.pem"])},
+     {keyfile, filename:join([Dir, Role, "key.pem"])}].