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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2008-2010. 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/.
%%
%% 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_to_openssl_SUITE).

%% Note: This directive should only be used in test suites.
-compile(export_all).

-include("test_server.hrl").
-include("test_server_line.hrl").
-include("ssl_pkix.hrl").

-define(TIMEOUT, 120000).
-define(SLEEP, 1000).
-define(OPENSSL_RENEGOTIATE, "r\n").
-define(OPENSSL_QUIT, "Q\n").

%% Test server callback functions
%%--------------------------------------------------------------------
%% Function: init_per_suite(Config) -> Config
%% Config - [tuple()]
%%   A list of key/value pairs, holding the test case configuration.
%% Description: Initialization before the whole suite
%%
%% Note: This function is free to add any key/value pairs to the Config
%% variable, but should NOT alter/remove any existing entries.
%%--------------------------------------------------------------------
init_per_suite(Config) ->
    case os:find_executable("openssl") of
	false ->
	    {skip, "Openssl not found"};
	_ ->
	    crypto:start(),
	    ssl:start(),
	    Result = 
		(catch make_certs:all(?config(data_dir, Config), 
				      ?config(priv_dir, Config))),
	    test_server:format("Make certs  ~p~n", [Result]),
	    ssl_test_lib:cert_options(Config)
    end.

%%--------------------------------------------------------------------
%% Function: end_per_suite(Config) -> _
%% Config - [tuple()]
%%   A list of key/value pairs, holding the test case configuration.
%% Description: Cleanup after the whole suite
%%--------------------------------------------------------------------
end_per_suite(_Config) ->
    ssl:stop(),
    crypto:stop().

%%--------------------------------------------------------------------
%% Function: init_per_testcase(TestCase, Config) -> Config
%% Case - atom()
%%   Name of the test case that is about to be run.
%% Config - [tuple()]
%%   A list of key/value pairs, holding the test case configuration.
%%
%% Description: Initialization before each test case
%%
%% Note: This function is free to add any key/value pairs to the Config
%% variable, but should NOT alter/remove any existing entries.
%% Description: Initialization before each test case
%%--------------------------------------------------------------------
init_per_testcase(_TestCase, Config0) ->
    Config = lists:keydelete(watchdog, 1, Config0),
    Dog = ssl_test_lib:timetrap(?TIMEOUT),
    [{watchdog, Dog} | Config].

%%--------------------------------------------------------------------
%% Function: end_per_testcase(TestCase, Config) -> _
%% Case - atom()
%%   Name of the test case that is about to be run.
%% Config - [tuple()]
%%   A list of key/value pairs, holding the test case configuration.
%% Description: Cleanup after each test case
%%--------------------------------------------------------------------
end_per_testcase(_TestCase, Config) ->
    Dog = ?config(watchdog, Config),
    case Dog of 
	undefined ->
	    ok;
	_ ->
	    test_server:timetrap_cancel(Dog)
    end.

%%--------------------------------------------------------------------
%% Function: all(Clause) -> TestCases
%% Clause - atom() - suite | doc
%% TestCases - [Case] 
%% Case - atom()
%%   Name of a test case.
%% Description: Returns a list of all test cases in this test suite
%%--------------------------------------------------------------------
all(doc) -> 
    ["Test erlangs ssl against openssl"];

all(suite) -> 
    [erlang_client_openssl_server, 
     erlang_server_openssl_client,
     erlang_server_openssl_client_reuse_session,
     erlang_client_openssl_server_renegotiate,
     erlang_client_openssl_server_no_wrap_sequence_number,
     erlang_server_openssl_client_no_wrap_sequence_number,
     erlang_client_openssl_server_no_server_ca_cert,
     ssl3_erlang_client_openssl_server, 
     ssl3_erlang_server_openssl_client,
     ssl3_erlang_client_openssl_server_client_cert,
     ssl3_erlang_server_openssl_client_client_cert,
     ssl3_erlang_server_erlang_client_client_cert,
     tls1_erlang_client_openssl_server, 
     tls1_erlang_server_openssl_client,
     tls1_erlang_client_openssl_server_client_cert,
     tls1_erlang_server_openssl_client_client_cert,
     tls1_erlang_server_erlang_client_client_cert,
     ciphers
    ].

%% Test cases starts here.
%%--------------------------------------------------------------------

erlang_client_openssl_server(doc) ->
    ["Test erlang client with openssl server"];
erlang_client_openssl_server(suite) ->
    [];
erlang_client_openssl_server(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_opts, Config),  
    ClientOpts = ?config(client_opts, Config),  

    {ClientNode, _, Hostname} = ssl_test_lib:run_where(Config),
    
    Data = "From openssl to erlang",
    
    Port = ssl_test_lib:inet_port(node()),
    CertFile = proplists:get_value(certfile, ServerOpts),
    KeyFile = proplists:get_value(keyfile, ServerOpts),
   
    Cmd = "openssl s_server -accept " ++ integer_to_list(Port)  ++ 
	" -cert " ++ CertFile  ++ " -key " ++ KeyFile, 
    
    test_server:format("openssl cmd: ~p~n", [Cmd]),

    OpensslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    test_server:sleep(?SLEEP),

    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
					{from, self()}, 
					{mfa, {?MODULE, 
					       erlang_ssl_receive, [Data]}},
					{options, ClientOpts}]),
    port_command(OpensslPort, Data),
    
    ssl_test_lib:check_result(Client, ok),
  
    %% Clean close down!   Server needs to be closed first !!
    close_port(OpensslPort),

    ssl_test_lib:close(Client),
    process_flag(trap_exit, false),
    ok.


%%--------------------------------------------------------------------    
erlang_server_openssl_client(doc) ->
    ["Test erlang server with openssl client"];
erlang_server_openssl_client(suite) ->
    [];
erlang_server_openssl_client(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_opts, Config),  

    {_, ServerNode, _} = ssl_test_lib:run_where(Config),
    
    Data = "From openssl to erlang",

    Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, 
					{from, self()}, 
			   {mfa, {?MODULE, erlang_ssl_receive, [Data]}},
			   {options, ServerOpts}]),
    Port = ssl_test_lib:inet_port(Server),
    
    test_server:sleep(?SLEEP),
   
    Cmd = "openssl s_client -port " ++ integer_to_list(Port)  ++ 
	" -host localhost",

    test_server:format("openssl cmd: ~p~n", [Cmd]),
    
    OpenSslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 
    port_command(OpenSslPort, Data),
    
    ssl_test_lib:check_result(Server, ok),
    
    ssl_test_lib:close(Server),

    close_port(OpenSslPort),
    process_flag(trap_exit, false),
    ok.

%%-------------------------------------------------------------------- 

erlang_server_openssl_client_reuse_session(doc) ->
    ["Test erlang server with openssl client that reconnects with the"
     "same session id, to test reusing of sessions."];
erlang_server_openssl_client_reuse_session(suite) ->
    [];
erlang_server_openssl_client_reuse_session(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_opts, Config),  

    {_, ServerNode, _} = ssl_test_lib:run_where(Config),
    
    Data = "From openssl to erlang",

    Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, 
					{from, self()}, 
			   {mfa, {?MODULE, erlang_ssl_receive, [Data]}},
			   {reconnect_times, 5},		
			   {options, ServerOpts}]),
    Port = ssl_test_lib:inet_port(Server),
    
    test_server:sleep(?SLEEP),
   
    Cmd = "openssl s_client -port " ++ integer_to_list(Port)  ++ 
	" -host localhost -reconnect",

    test_server:format("openssl cmd: ~p~n", [Cmd]),
    
    OpenSslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    port_command(OpenSslPort, Data),
    
    ssl_test_lib:check_result(Server, ok),
    
    ssl_test_lib:close(Server),

    close_port(OpenSslPort),
    process_flag(trap_exit, false),
    ok.

%%--------------------------------------------------------------------

erlang_client_openssl_server_renegotiate(doc) ->
    ["Test erlang client when openssl server issuses a renegotiate"];
erlang_client_openssl_server_renegotiate(suite) ->
    [];
erlang_client_openssl_server_renegotiate(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_opts, Config),  
    ClientOpts = ?config(client_opts, Config),  

    {ClientNode, _, Hostname} = ssl_test_lib:run_where(Config),
    
    ErlData = "From erlang to openssl",
    OpenSslData = "From openssl to erlang",

    Port = ssl_test_lib:inet_port(node()),
    CertFile = proplists:get_value(certfile, ServerOpts),
    KeyFile = proplists:get_value(keyfile, ServerOpts),
   
    Cmd = "openssl s_server -accept " ++ integer_to_list(Port)  ++ 
	" -cert " ++ CertFile ++ " -key " ++ KeyFile ++ " -msg", 
    
    test_server:format("openssl cmd: ~p~n", [Cmd]),

    OpensslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    test_server:sleep(?SLEEP),

    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
					{from, self()}, 
					{mfa, {?MODULE, 
					       delayed_send, [[ErlData, OpenSslData]]}},
					{options, ClientOpts}]),
    test_server:sleep(?SLEEP),

    port_command(OpensslPort, ?OPENSSL_RENEGOTIATE),

    test_server:sleep(?SLEEP),

    port_command(OpensslPort, OpenSslData),
    
    ssl_test_lib:check_result(Client, ok), 

    %% Clean close down!   Server needs to be closed first !!
    close_port(OpensslPort),

    ssl_test_lib:close(Client),
    process_flag(trap_exit, false),
    ok.

%%--------------------------------------------------------------------

erlang_client_openssl_server_no_wrap_sequence_number(doc) ->
    ["Test that erlang client will renegotiate session when",  
     "max sequence number celing is about to be reached. Although"
     "in the testcase we use the test option renegotiate_at" 
     " to lower treashold substantially."];
erlang_client_openssl_server_no_wrap_sequence_number(suite) ->
    [];
erlang_client_openssl_server_no_wrap_sequence_number(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_opts, Config),  
    ClientOpts = ?config(client_opts, Config),  

    {ClientNode, _, Hostname} = ssl_test_lib:run_where(Config),
    
    ErlData = "From erlang to openssl",
    N = 10,

    Port = ssl_test_lib:inet_port(node()),
    CertFile = proplists:get_value(certfile, ServerOpts),
    KeyFile = proplists:get_value(keyfile, ServerOpts),
   
    Cmd = "openssl s_server -accept " ++ integer_to_list(Port)  ++ 
	" -cert " ++ CertFile ++ " -key " ++ KeyFile ++ " -msg", 
    
    test_server:format("openssl cmd: ~p~n", [Cmd]),

    OpensslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    test_server:sleep(?SLEEP),

    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
					{from, self()}, 
					{mfa, {ssl_test_lib, 
					       trigger_renegotiate, [[ErlData, N+2]]}},
					{options, [{reuse_sessions, false},
						   {renegotiate_at, N} | ClientOpts]}]),
    
    ssl_test_lib:check_result(Client, ok), 

    %% Clean close down!   Server needs to be closed first !!
    close_port(OpensslPort),

    ssl_test_lib:close(Client),
    process_flag(trap_exit, false),
    ok.
%%--------------------------------------------------------------------
erlang_server_openssl_client_no_wrap_sequence_number(doc) ->
    ["Test that erlang client will renegotiate session when",  
     "max sequence number celing is about to be reached. Although"
     "in the testcase we use the test option renegotiate_at" 
     " to lower treashold substantially."];

erlang_server_openssl_client_no_wrap_sequence_number(suite) ->
    [];
erlang_server_openssl_client_no_wrap_sequence_number(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_opts, Config),  

    {_, ServerNode, _} = ssl_test_lib:run_where(Config),
    
    Data = "From openssl to erlang",
    
    N = 10,

    Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, 
					{from, self()}, 
					{mfa, {ssl_test_lib, 
					       trigger_renegotiate, [[Data, N+2]]}},
					{options, [{renegotiate_at, N} | ServerOpts]}]),
    Port = ssl_test_lib:inet_port(Server),
    
    test_server:sleep(?SLEEP),
   
    Cmd = "openssl s_client -port " ++ integer_to_list(Port)  ++ 
	" -host localhost -msg",

    test_server:format("openssl cmd: ~p~n", [Cmd]),
    
    OpenSslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    port_command(OpenSslPort, Data),
    
    ssl_test_lib:check_result(Server, ok),
    
    ssl_test_lib:close(Server),

    close_port(OpenSslPort),
    process_flag(trap_exit, false),
    ok.
%%--------------------------------------------------------------------

erlang_client_openssl_server_no_server_ca_cert(doc) ->
    ["Test erlang client when openssl server sends a cert chain not"
     "including the ca cert. Explicitly test this even if it is"
     "implicitly tested eleswhere."];
erlang_client_openssl_server_no_server_ca_cert(suite) ->
    [];
erlang_client_openssl_server_no_server_ca_cert(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_opts, Config),  
    ClientOpts = ?config(client_opts, Config),  

    {ClientNode, _, Hostname} = ssl_test_lib:run_where(Config),
    
    Data = "From openssl to erlang",

    Port = ssl_test_lib:inet_port(node()),
    CertFile = proplists:get_value(certfile, ServerOpts),
    KeyFile = proplists:get_value(keyfile, ServerOpts),
   
    Cmd = "openssl s_server -accept " ++ integer_to_list(Port)  ++ 
	" -cert " ++ CertFile ++ " -key " ++ KeyFile ++ " -msg", 
    
    test_server:format("openssl cmd: ~p~n", [Cmd]),

    OpensslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    test_server:sleep(?SLEEP),

    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
					{from, self()}, 
					{mfa, {?MODULE, 
					       erlang_ssl_receive, [Data]}},
					{options, ClientOpts}]),

    port_command(OpensslPort, Data),
    
    ssl_test_lib:check_result(Client, ok), 

    %% Clean close down!   Server needs to be closed first !!
    close_port(OpensslPort),

    ssl_test_lib:close(Client),
    process_flag(trap_exit, false),
    ok.

%%--------------------------------------------------------------------
ssl3_erlang_client_openssl_server(doc) ->
    ["Test erlang client with openssl server"];
ssl3_erlang_client_openssl_server(suite) ->
    [];
ssl3_erlang_client_openssl_server(Config) when is_list(Config) ->
    ServerOpts = ?config(server_opts, Config),  
    ClientOpts = ?config(client_opts, Config),  

    {ClientNode, _, Hostname} = ssl_test_lib:run_where(Config),
    
    Port = ssl_test_lib:inet_port(node()),
    CertFile = proplists:get_value(certfile, ServerOpts),
    KeyFile = proplists:get_value(keyfile, ServerOpts),
   
    Cmd = "openssl s_server -accept " ++ integer_to_list(Port)  ++ 
	" -cert " ++ CertFile ++ " -key " ++ KeyFile ++ " -ssl3", 
    
    test_server:format("openssl cmd: ~p~n", [Cmd]),

    OpensslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    test_server:sleep(?SLEEP),

    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
					{from, self()}, 
					{mfa, {?MODULE, 
					       connection_info, [sslv3]}},
					{options, 
					 [{versions, [sslv3]} | ClientOpts]}]),
    ssl_test_lib:check_result(Client, ok),
    
    ssl_test_lib:close(Client),
    %% Clean close down!
    close_port(OpensslPort),
    test_server:sleep(?SLEEP),
    ok.

%%--------------------------------------------------------------------
 
ssl3_erlang_server_openssl_client(doc) ->
    ["Test erlang server with openssl client"];
ssl3_erlang_server_openssl_client(suite) ->
    [];
ssl3_erlang_server_openssl_client(Config) when is_list(Config) ->
    ServerOpts = ?config(server_opts, Config),  
    
    {_, ServerNode, _} = ssl_test_lib:run_where(Config),
    
    Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, 
					{from, self()}, 
					{mfa, 
					 {?MODULE, connection_info, [sslv3]}},
					{options, 
					 [{versions, [sslv3]} | ServerOpts]}]),
    Port = ssl_test_lib:inet_port(Server),

    test_server:sleep(?SLEEP),
    
    Cmd = "openssl s_client -port " ++ integer_to_list(Port)  ++ 
	" -host localhost -ssl3",

    test_server:format("openssl cmd: ~p~n", [Cmd]),
    
    OpenSslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    ssl_test_lib:check_result(Server, ok),
    
    close_port(OpenSslPort), %% openssl server first
    ssl_test_lib:close(Server),
    test_server:sleep(?SLEEP),
    ok.

%%--------------------------------------------------------------------
ssl3_erlang_client_openssl_server_client_cert(doc) ->
    ["Test erlang client with openssl server when client sends cert"];
ssl3_erlang_client_openssl_server_client_cert(suite) ->
    [];
ssl3_erlang_client_openssl_server_client_cert(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_verification_opts, Config),  
    ClientOpts = ?config(client_verification_opts, Config),  

    {ClientNode, _, Hostname} = ssl_test_lib:run_where(Config),
    
    Data = "From openssl to erlang",
    
    Port = ssl_test_lib:inet_port(node()),
    CertFile = proplists:get_value(certfile, ServerOpts),
    CaCertFile = proplists:get_value(cacertfile, ServerOpts),
    KeyFile = proplists:get_value(keyfile, ServerOpts),
   
    Cmd = "openssl s_server -accept " ++ integer_to_list(Port)  ++ 
	" -cert " ++ CertFile ++ " -CAfile " ++ CaCertFile 
	++ " -key " ++ KeyFile ++ " -Verify 2 -ssl3", 
    
    test_server:format("openssl cmd: ~p~n", [Cmd]),

    OpensslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    test_server:sleep(?SLEEP),

    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
					{from, self()}, 
					{mfa, {?MODULE, 
					       erlang_ssl_receive, [Data]}},
					{options, ClientOpts}]),
    port_command(OpensslPort, Data),
    
    ssl_test_lib:check_result(Client, ok),
  
    %% Clean close down!
    close_port(OpensslPort), 
    ssl_test_lib:close(Client),
    process_flag(trap_exit, false),
    ok.

%%--------------------------------------------------------------------  

ssl3_erlang_server_openssl_client_client_cert(doc) ->
    ["Test erlang server with openssl client when client sends cert"];
ssl3_erlang_server_openssl_client_client_cert(suite) ->
    [];
ssl3_erlang_server_openssl_client_client_cert(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_verification_opts, Config),  
    ClientOpts = ?config(client_verification_opts, Config),  

    {_, ServerNode, _} = ssl_test_lib:run_where(Config),
    
    Data = "From openssl to erlang",

    Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, 
					{from, self()}, 
					{mfa, {?MODULE, 
					       erlang_ssl_receive, [Data]}},
					{options, 
					 [{verify , verify_peer} 
					  | ServerOpts]}]),
    Port = ssl_test_lib:inet_port(Server),
    
    test_server:sleep(?SLEEP),

    CaCertFile = proplists:get_value(cacertfile, ClientOpts),
    CertFile = proplists:get_value(certfile, ClientOpts),
    KeyFile = proplists:get_value(keyfile, ClientOpts),
    
    Cmd = "openssl s_client -cert " ++ CertFile  ++ " -CAfile " ++ CaCertFile 
	++ " -key " ++ KeyFile ++ " -port " ++ integer_to_list(Port)  ++ 
	" -host localhost -ssl3",

    test_server:format("openssl cmd: ~p~n", [Cmd]),
    
    OpenSslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 
    port_command(OpenSslPort, Data),
    
    ssl_test_lib:check_result(Server, ok),
    
    close_port(OpenSslPort), %% openssl server first
    ssl_test_lib:close(Server),
    %% Clean close down!
    process_flag(trap_exit, false),
    ok.


%%--------------------------------------------------------------------  

ssl3_erlang_server_erlang_client_client_cert(doc) ->
    ["Test erlang server with erlang client when client sends cert"];
ssl3_erlang_server_erlang_client_client_cert(suite) ->
    [];
ssl3_erlang_server_erlang_client_client_cert(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_verification_opts, Config),  
    ClientOpts = ?config(client_verification_opts, Config),  

    {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config),
    
    Data = "From erlang to erlang",

    Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, 
					{from, self()}, 
					{mfa, {?MODULE, 
					       erlang_ssl_receive, [Data]}},
					{options, 
					 [{verify , verify_peer} 
					  | ServerOpts]}]),
    Port = ssl_test_lib:inet_port(Server),
    
    test_server:sleep(?SLEEP),

    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
					{from, self()}, 
					{mfa, {ssl, send, [Data]}},
					{options, 
					 [{versions, [sslv3]} | ClientOpts]}]),
    
    ssl_test_lib:check_result(Server, ok, Client, ok),
    
    ssl_test_lib:close(Server),
    ssl_test_lib:close(Client),
    process_flag(trap_exit, false),
    ok.

%%--------------------------------------------------------------------

tls1_erlang_client_openssl_server(doc) ->
    ["Test erlang client with openssl server"];
tls1_erlang_client_openssl_server(suite) ->
    [];
tls1_erlang_client_openssl_server(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_opts, Config),  
    ClientOpts = ?config(client_opts, Config),  


    test_server:format("Server Opts", [ServerOpts]),

    {ClientNode, _, Hostname} = ssl_test_lib:run_where(Config),
    
    Port = ssl_test_lib:inet_port(node()),
    CertFile = proplists:get_value(certfile, ServerOpts),
    KeyFile = proplists:get_value(keyfile, ServerOpts),

    Cmd = "openssl s_server -accept " ++ integer_to_list(Port)  ++ 
	" -cert " ++ CertFile ++ " -key " ++ KeyFile ++ " -tls1", 
    
    test_server:format("openssl cmd: ~p~n", [Cmd]),

    OpensslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    test_server:sleep(?SLEEP),
    
    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
					{from, self()}, 
					{mfa, {?MODULE, 
					       connection_info, [tlsv1]}},
					{options, 
					 [{versions, [tlsv1]} | ClientOpts]}]),
    
    ssl_test_lib:check_result(Client, ok),
    
    ssl_test_lib:close(Client),
    %% Clean close down!
    close_port(OpensslPort),
    process_flag(trap_exit, false),
    ok.

%%--------------------------------------------------------------------

tls1_erlang_server_openssl_client(doc) ->
    ["Test erlang server with openssl client"];
tls1_erlang_server_openssl_client(suite) ->
    [];
tls1_erlang_server_openssl_client(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_opts, Config),  

    {_, ServerNode, _} = ssl_test_lib:run_where(Config),
    
    Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, 
					{from, self()}, 
					{mfa, 
					 {?MODULE, connection_info, [tlsv1]}},
					{options, 
					 [{versions, [tlsv1]} | ServerOpts]}]),
    Port = ssl_test_lib:inet_port(Server),

    test_server:sleep(?SLEEP),
    
    Cmd = "openssl s_client -port " ++ integer_to_list(Port)  ++ 
	" -host localhost -tls1",

    test_server:format("openssl cmd: ~p~n", [Cmd]),
    
    OpenSslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 
     
    ssl_test_lib:check_result(Server, ok),
    
    %% Clean close down!
    close_port(OpenSslPort),
    ssl_test_lib:close(Server),
    process_flag(trap_exit, false),
    ok.

%%--------------------------------------------------------------------

tls1_erlang_client_openssl_server_client_cert(doc) ->
    ["Test erlang client with openssl server when client sends cert"];
tls1_erlang_client_openssl_server_client_cert(suite) ->
    [];
tls1_erlang_client_openssl_server_client_cert(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_verification_opts, Config),  
    ClientOpts = ?config(client_verification_opts, Config),  

    {ClientNode, _, Hostname} = ssl_test_lib:run_where(Config),
    
    Data = "From openssl to erlang",
    
    Port = ssl_test_lib:inet_port(node()),
    CaCertFile = proplists:get_value(cacertfile, ServerOpts),
    CertFile = proplists:get_value(certfile, ServerOpts),
    KeyFile = proplists:get_value(keyfile, ServerOpts),
   
    Cmd = "openssl s_server -accept " ++ integer_to_list(Port)  ++ 
	" -cert " ++ CertFile ++ " -CAfile " ++ CaCertFile 
	++ " -key " ++ KeyFile ++ " -Verify 2 -tls1", 
    
    test_server:format("openssl cmd: ~p~n", [Cmd]),

    OpensslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 

    test_server:sleep(?SLEEP),

    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
					{from, self()}, 
					{mfa, {?MODULE, 
					       erlang_ssl_receive, [Data]}},
					{options, ClientOpts}]),
    port_command(OpensslPort, Data),
    
    ssl_test_lib:check_result(Client, ok),
  
    %% Clean close down!
    close_port(OpensslPort),
    ssl_test_lib:close(Client),
    process_flag(trap_exit, false),
    ok.

%%--------------------------------------------------------------------  

tls1_erlang_server_openssl_client_client_cert(doc) ->
    ["Test erlang server with openssl client when client sends cert"];
tls1_erlang_server_openssl_client_client_cert(suite) ->
    [];
tls1_erlang_server_openssl_client_client_cert(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_verification_opts, Config),  
    ClientOpts = ?config(client_verification_opts, Config),  

    {_, ServerNode, _} = ssl_test_lib:run_where(Config),
    
    Data = "From openssl to erlang",

    Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, 
					{from, self()}, 
					{mfa, {?MODULE, 
					       erlang_ssl_receive, [Data]}},
					{options, 
					 [{verify , verify_peer} 
					  | ServerOpts]}]),
    Port = ssl_test_lib:inet_port(Server),
    
    test_server:sleep(?SLEEP),

    CaCertFile = proplists:get_value(cacertfile, ClientOpts),
    CertFile = proplists:get_value(certfile, ClientOpts),
    KeyFile = proplists:get_value(keyfile, ClientOpts),
    
    Cmd = "openssl s_client -cert " ++ CertFile ++ " -CAfile " ++ CaCertFile 
	++ " -key " ++ KeyFile ++ " -port " ++ integer_to_list(Port)  ++ 
	" -host localhost -tls1",

    test_server:format("openssl cmd: ~p~n", [Cmd]),
    
    OpenSslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 
    port_command(OpenSslPort, Data),
    
    ssl_test_lib:check_result(Server, ok),
    
    %% Clean close down!
    close_port(OpenSslPort),
    ssl_test_lib:close(Server),
    process_flag(trap_exit, false),
    ok.

%%--------------------------------------------------------------------
tls1_erlang_server_erlang_client_client_cert(doc) ->
    ["Test erlang server with erlang client when client sends cert"];
tls1_erlang_server_erlang_client_client_cert(suite) ->
    [];
tls1_erlang_server_erlang_client_client_cert(Config) when is_list(Config) ->
    process_flag(trap_exit, true),
    ServerOpts = ?config(server_verification_opts, Config),  
    ClientOpts = ?config(client_verification_opts, Config),  

    {ClientNode, ServerNode, Hostname} = ssl_test_lib:run_where(Config),
    
    Data = "From erlang to erlang",

    Server = ssl_test_lib:start_server([{node, ServerNode}, {port, 0}, 
					{from, self()}, 
					{mfa, {?MODULE, 
					       erlang_ssl_receive, [Data]}},
					{options, 
					 [{verify , verify_peer} 
					  | ServerOpts]}]),
    Port = ssl_test_lib:inet_port(Server),
    
    test_server:sleep(?SLEEP),

    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
					{from, self()}, 
					{mfa, {ssl, send, [Data]}},
					{options, 
					 [{versions, [tlsv1]} | ClientOpts]}]),
    
    ssl_test_lib:check_result(Server, ok, Client, ok),
    
    ssl_test_lib:close(Server),
    %% Clean close down!
    process_flag(trap_exit, false),
    ok.
%%--------------------------------------------------------------------

ciphers(doc) -> 
    [""];
       
ciphers(suite) -> 
    [];

ciphers(Config) when is_list(Config) ->
    Version = 
	ssl_record:protocol_version(ssl_record:highest_protocol_version([])),

    Ciphers = ssl:cipher_suites(),
    Result =  lists:map(fun(Cipher) -> 
				cipher(Cipher, Version, Config) end,
			Ciphers),
    case lists:flatten(Result) of
	[] ->
	    ok;
	Error ->
	    test_server:format("Cipher suite errors: ~p~n", [Error]),
	    test_server:fail(cipher_suite_failed_see_test_case_log) 
    end.
    
cipher(CipherSuite, Version, Config) ->   
    process_flag(trap_exit, true),
    test_server:format("Testing CipherSuite ~p~n", [CipherSuite]),
    ClientOpts = ?config(client_opts, Config),
    ServerOpts = ?config(server_opts, Config),
    {ClientNode, _ServerNode, Hostname} = ssl_test_lib:run_where(Config),
    
    Port = ssl_test_lib:inet_port(node()),
    CertFile = proplists:get_value(certfile, ServerOpts),
    KeyFile = proplists:get_value(keyfile, ServerOpts),
   
    Cmd = "openssl s_server -accept " ++ integer_to_list(Port)  ++ 
	" -cert " ++ CertFile ++ " -key " ++ KeyFile ++ "", 
    
    test_server:format("openssl cmd: ~p~n", [Cmd]),
    
    OpenSslPort =  open_port({spawn, Cmd}, [stderr_to_stdout]), 
    
    test_server:sleep(?SLEEP),

    Client = ssl_test_lib:start_client([{node, ClientNode}, {port, Port}, 
					{host, Hostname},
			   {from, self()}, 
			   {mfa, {?MODULE, connection_info_result, []}},
			   {options, 
			    [{ciphers,[CipherSuite]} | 
			     ClientOpts]}]), 
   
    ClientMsg = {ok, {Version, CipherSuite}},
			   
    Result = ssl_test_lib:wait_for_result(Client, ClientMsg),    

    close_port(OpenSslPort),
    %% Clean close down!
    ssl_test_lib:close(Client),
    receive 
	{'EXIT', Client, normal} ->
	    ok
    end,
    
    Return = case Result of
		 ok ->
		     [];
		 Error ->
		     [{CipherSuite, Error}]
	     end,
    process_flag(trap_exit, false),
    Return.

%%--------------------------------------------------------------------

erlang_ssl_receive(Socket, Data) ->
    test_server:format("Connection info: ~p~n", 
		       [ssl:connection_info(Socket)]),
    receive
	{ssl, Socket, Data} ->
	    io:format("Received ~p~n",[Data]),
	    %% open_ssl server sometimes hangs waiting in blocking read
	    ssl:send(Socket, "Got it"), 
	    ok;
	{Port, {data,Debug}} when is_port(Port) ->
	    io:format("openssl ~s~n",[Debug]),
	    erlang_ssl_receive(Socket,Data);
	Other ->
	    test_server:fail({unexpected_message, Other})
    after 4000 ->
	    test_server:fail({did_not_get, Data})
    end.
 
connection_info(Socket, Version) ->
    case ssl:connection_info(Socket) of
	{ok, {Version, _} = Info} ->
	    test_server:format("Connection info: ~p~n", [Info]),
	    ok;
	{ok, {OtherVersion, _}} ->
	    {wrong_version, OtherVersion}
    end.

connection_info_result(Socket) ->                                            
    ssl:connection_info(Socket).


delayed_send(Socket, [ErlData, OpenSslData]) ->
    test_server:sleep(?SLEEP),
    ssl:send(Socket, ErlData),
    erlang_ssl_receive(Socket, OpenSslData).

close_port(Port) ->
    port_command(Port, ?OPENSSL_QUIT),
    %%catch port_command(Port, "quit\n"), 
    close_loop(Port, 500, false).

close_loop(Port, Time, SentClose) ->
    receive 
	{Port, {data,Debug}} when is_port(Port) ->
	    io:format("openssl ~s~n",[Debug]),
	    close_loop(Port, Time, SentClose);	
	{ssl,_,Msg} ->
	    io:format("ssl Msg ~s~n",[Msg]),
	    close_loop(Port, Time, SentClose);	
	{Port, closed} -> 
	    io:format("Port Closed~n",[]),
	    ok;
	{'EXIT', Port, Reason} ->
	    io:format("Port Closed ~p~n",[Reason]),
	    ok;
	Msg ->
	    io:format("Port Msg ~p~n",[Msg]),
	    close_loop(Port, Time, SentClose)
    after Time ->
	    case SentClose of
		false -> 
		    io:format("Closing port ~n",[]),
		    catch erlang:port_close(Port),
		    close_loop(Port, Time, true);
		true ->
		    io:format("Timeout~n",[])
	    end
    end.