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authorHans Nilsson <[email protected]>2015-08-05 13:10:14 +0200
committerHans Nilsson <[email protected]>2015-08-05 13:59:27 +0200
commit99825046c9e17510d5e627f9d2cb61b5e5eb7110 (patch)
tree8279705d80b2aaf72a3b5d74e00357b91be378e3 /lib
parent3e8d8f4595182d0e695cc166d5c6cf4490d17e75 (diff)
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ssh: more dh_gex test cases
Diffstat (limited to 'lib')
-rw-r--r--lib/ssh/src/ssh.erl23
-rw-r--r--lib/ssh/src/ssh_transport.erl28
-rw-r--r--lib/ssh/src/ssh_transport.hrl20
-rw-r--r--lib/ssh/test/ssh_protocol_SUITE.erl82
-rw-r--r--lib/ssh/test/ssh_protocol_SUITE_data/dh_group_test3
5 files changed, 112 insertions, 44 deletions
diff --git a/lib/ssh/src/ssh.erl b/lib/ssh/src/ssh.erl
index cc2c591735..5b2e0a988c 100644
--- a/lib/ssh/src/ssh.erl
+++ b/lib/ssh/src/ssh.erl
@@ -418,29 +418,24 @@ handle_ssh_option({preferred_algorithms,[_|_]} = Opt) ->
handle_ssh_option({dh_gex_groups,L=[{I1,I2,I3}|_]}) when is_integer(I1), I1>0,
is_integer(I2), I2>0,
is_integer(I3), I3>0 ->
- {dh_gex_groups, [{N,{G,P}} || {N,P,G} <- L]};
+ {dh_gex_groups, lists:map(fun({N,G,P}) -> {N,{G,P}} end, L)};
handle_ssh_option({dh_gex_groups,{file,File=[C|_]}}=Opt) when is_integer(C), C>0 ->
%% A string, (file name)
case file:consult(File) of
{ok, List} ->
- case lists:all(fun({I1,I2,I3}) when is_integer(I1), I1>0,
- is_integer(I2), I2>0,
- is_integer(I3), I3>0 ->
- true;
- (_) ->
- false
- end, List) of
- true ->
- handle_ssh_option({dh_gex_groups,List});
- false ->
- throw({error, {{eoptions, Opt}, "Bad format in file "++File}})
+ try handle_ssh_option({dh_gex_groups,List}) of
+ {dh_gex_groups,_} = NewOpt ->
+ NewOpt
+ catch
+ _:_ ->
+ throw({error, {{eoptions, Opt}, "Bad format in file"}})
end;
Error ->
throw({error, {{eoptions, Opt},{"Error reading file",Error}}})
end;
handle_ssh_option({dh_gex_limits,{Min,I,Max}} = Opt) when is_integer(Min), Min>0,
- is_integer(I), I>0,
- is_integer(Max), Max>0 ->
+ is_integer(I), I>=Min,
+ is_integer(Max), Max>=I ->
Opt;
handle_ssh_option({connect_timeout, Value} = Opt) when is_integer(Value); Value == infinity ->
Opt;
diff --git a/lib/ssh/src/ssh_transport.erl b/lib/ssh/src/ssh_transport.erl
index dda9192284..d9dc7df73d 100644
--- a/lib/ssh/src/ssh_transport.erl
+++ b/lib/ssh/src/ssh_transport.erl
@@ -1221,30 +1221,14 @@ peer_name({Host, _}) ->
%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%%% rfc 2489, ch 6.2
-dh_group1() ->
- {2, 16#FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE65381FFFFFFFFFFFFFFFF}.
+dh_group('diffie-hellman-group1-sha1') -> ?dh_group1;
+dh_group('diffie-hellman-group14-sha1') -> ?dh_group14.
-%%% rfc 3526, ch3
-dh_group14() ->
- {2, 16#FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3DC2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F83655D23DCA3AD961C62F356208552BB9ED529077096966D670C354E4ABC9804F1746C08CA18217C32905E462E36CE3BE39E772C180E86039B2783A2EC07A28FB5C55DF06F4C52C9DE2BCBF6955817183995497CEA956AE515D2261898FA051015728E5A8AACAA68FFFFFFFFFFFFFFFF}.
-
-%%% rfc 3526, ch4
-dh_group15() ->
- {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}.
-
-%%% rfc 3526, ch5
-dh_group16() ->
- {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}.
-
-dh_group('diffie-hellman-group1-sha1') -> dh_group1();
-dh_group('diffie-hellman-group14-sha1') -> dh_group14().
-
dh_gex_default_groups() ->
- [{1024, dh_group1() },
- {2048, dh_group14()},
- {3072, dh_group15()},
- {4096, dh_group16()}].
+ [{1024, ?dh_group1 },
+ {2048, ?dh_group14},
+ {3072, ?dh_group15},
+ {4096, ?dh_group16}].
dh_gex_group(Min, N, Max, undefined) ->
diff --git a/lib/ssh/src/ssh_transport.hrl b/lib/ssh/src/ssh_transport.hrl
index ab59742b96..9e1de171c2 100644
--- a/lib/ssh/src/ssh_transport.hrl
+++ b/lib/ssh/src/ssh_transport.hrl
@@ -188,4 +188,24 @@
-define(SSH_DISCONNECT_NO_MORE_AUTH_METHODS_AVAILABLE, 14).
-define(SSH_DISCONNECT_ILLEGAL_USER_NAME, 15).
+%% groups
+
+%%% rfc 2489, ch 6.2
+-define(dh_group1,
+ {2, 16#FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE65381FFFFFFFFFFFFFFFF}).
+
+%%% rfc 3526, ch3
+-define(dh_group14,
+ {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}).
+
+%%% rfc 3526, ch4
+-define(dh_group15,
+ {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}).
+
+%%% rfc 3526, ch5
+-define(dh_group16,
+ {2, 16#FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3DC2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F83655D23DCA3AD961C62F356208552BB9ED529077096966D670C354E4ABC9804F1746C08CA18217C32905E462E36CE3BE39E772C180E86039B2783A2EC07A28FB5C55DF06F4C52C9DE2BCBF6955817183995497CEA956AE515D2261898FA051015728E5A8AAAC42DAD33170D04507A33A85521ABDF1CBA64ECFB850458DBEF0A8AEA71575D060C7DB3970F85A6E1E4C7ABF5AE8CDB0933D71E8C94E04A25619DCEE3D2261AD2EE6BF12FFA06D98A0864D87602733EC86A64521F2B18177B200CBBE117577A615D6C770988C0BAD946E208E24FA074E5AB3143DB5BFCE0FD108E4B82D120A92108011A723C12A787E6D788719A10BDBA5B2699C327186AF4E23C1A946834B6150BDA2583E9CA2AD44CE8DBBBC2DB04DE8EF92E8EFC141FBECAA6287C59474E6BC05D99B2964FA090C3A2233BA186515BE7ED1F612970CEE2D7AFB81BDD762170481CD0069127D5B05AA993B4EA988D8FDDC186FFB7DC90A6C08F4DF435C934063199FFFFFFFFFFFFFFFF}).
+
+
+
-endif. % -ifdef(ssh_transport).
diff --git a/lib/ssh/test/ssh_protocol_SUITE.erl b/lib/ssh/test/ssh_protocol_SUITE.erl
index d82cdaf2c7..246e3d4898 100644
--- a/lib/ssh/test/ssh_protocol_SUITE.erl
+++ b/lib/ssh/test/ssh_protocol_SUITE.erl
@@ -56,7 +56,11 @@ groups() ->
lib_no_match
]},
{kex, [], [no_common_alg_server_disconnects,
- no_common_alg_client_disconnects
+ no_common_alg_client_disconnects,
+ gex_client_init_default_noexact,
+ gex_client_init_default_exact,
+ gex_client_init_option_groups,
+ gex_client_init_option_groups_file
]}
].
@@ -68,9 +72,32 @@ end_per_suite(Config) ->
stop_apps(Config).
+
+init_per_testcase(TC, Config) when TC == gex_client_init_default_noexact ;
+ TC == gex_client_init_default_exact ;
+ TC == gex_client_init_option_groups ;
+ TC == gex_client_init_option_groups_file ->
+ Opts = case TC of
+ gex_client_init_option_groups ->
+ [{dh_gex_groups, [{2345, 3, 41}]}];
+ gex_client_init_option_groups_file ->
+ DataDir = ?config(data_dir, Config),
+ F = filename:join(DataDir, "dh_group_test"),
+ [{dh_gex_groups, {file,F}}];
+ _ ->
+ []
+ end,
+ start_std_daemon(Config,
+ [{preferred_algorithms, ssh_transport:supported_algorithms()}
+ | Opts]);
init_per_testcase(_TestCase, Config) ->
check_std_daemon_works(Config, ?LINE).
+end_per_testcase(TC, Config) when TC == gex_client_init_default_noexact ;
+ TC == gex_client_init_default_exact ;
+ TC == gex_client_init_option_groups ;
+ TC == gex_client_init_option_groups_file ->
+ stop_std_daemon(Config);
end_per_testcase(_TestCase, Config) ->
check_std_daemon_works(Config, ?LINE).
@@ -293,6 +320,48 @@ no_common_alg_client_disconnects(Config) ->
X -> ct:fail(X)
end.
+%%%--------------------------------------------------------------------
+gex_client_init_default_noexact(Config) ->
+ do_gex_client_init(Config, {2000, 3000, 4000},
+ %% Warning, app knowledege:
+ ?dh_group15).
+
+
+gex_client_init_default_exact(Config) ->
+ do_gex_client_init(Config, {2000, 2048, 4000},
+ %% Warning, app knowledege:
+ ?dh_group14).
+
+
+gex_client_init_option_groups(Config) ->
+ do_gex_client_init(Config, {2000, 2048, 4000}, {3,41}).
+
+
+gex_client_init_option_groups_file(Config) ->
+ do_gex_client_init(Config, {2000, 2048, 4000}, {5,61}).
+
+do_gex_client_init(Config, {Min,N,Max}, {G,P}) ->
+ {ok,_} =
+ ssh_trpt_test_lib:exec(
+ [{set_options, [print_ops, print_seqnums, print_messages]},
+ {connect,
+ server_host(Config),server_port(Config),
+ [{silently_accept_hosts, true},
+ {user_dir, user_dir(Config)},
+ {user_interaction, false},
+ {preferred_algorithms,[{kex,['diffie-hellman-group-exchange-sha1']}]}
+ ]},
+ receive_hello,
+ {send, hello},
+ {send, ssh_msg_kexinit},
+ {match, #ssh_msg_kexinit{_='_'}, receive_msg},
+ {send, #ssh_msg_kex_dh_gex_request{min = Min,
+ n = N,
+ max = Max}},
+ {match, #ssh_msg_kex_dh_gex_group{p=P, g=G, _='_'}, receive_msg}
+ ]
+ ).
+
%%%================================================================
%%%==== Internal functions ========================================
%%%================================================================
@@ -353,6 +422,7 @@ stop_std_daemon(Config) ->
ct:log("Std server ~p at ~p:~p stopped", [server_pid(Config), server_host(Config), server_port(Config)]),
lists:keydelete(server, 1, Config).
+
check_std_daemon_works(Config, Line) ->
case std_connect(Config) of
{ok,C} ->
@@ -362,13 +432,9 @@ check_std_daemon_works(Config, Line) ->
ok = ssh:close(C),
Config;
Error = {error,_} ->
- {fail,
- lists:flatten(
- io_lib:format("Standard server ~p:~p ~p is ill at line ~p: ~p",
- [server_host(Config), server_port(Config),
- server_pid(Config), Line, Error])
- )
- }
+ ct:fail("Standard server ~p:~p ~p is ill at line ~p: ~p",
+ [server_host(Config), server_port(Config),
+ server_pid(Config), Line, Error])
end.
server_pid(Config) -> element(1,?v(server,Config)).
diff --git a/lib/ssh/test/ssh_protocol_SUITE_data/dh_group_test b/lib/ssh/test/ssh_protocol_SUITE_data/dh_group_test
new file mode 100644
index 0000000000..2887bb4b60
--- /dev/null
+++ b/lib/ssh/test/ssh_protocol_SUITE_data/dh_group_test
@@ -0,0 +1,3 @@
+{2222, 5, 61}.
+{1111, 7, 91}.
+