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authorAnders Svensson <[email protected]>2013-02-17 00:23:25 +0100
committerAnders Svensson <[email protected]>2013-02-17 11:21:36 +0100
commit1f7db75c2b67009f90118877c3f6ce6cabab183f (patch)
tree37449cf40701778d31cb9cb653a2566e543dd800 /lib
parent1da8a27f08a890d3ba44ad9707b848ff8afbc1f5 (diff)
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Add testcases for application_opt() request_errors = answer
Diffstat (limited to 'lib')
-rw-r--r--lib/diameter/test/diameter_3xxx_SUITE.erl368
1 files changed, 245 insertions, 123 deletions
diff --git a/lib/diameter/test/diameter_3xxx_SUITE.erl b/lib/diameter/test/diameter_3xxx_SUITE.erl
index c780fd9859..89c78d8b57 100644
--- a/lib/diameter/test/diameter_3xxx_SUITE.erl
+++ b/lib/diameter/test/diameter_3xxx_SUITE.erl
@@ -37,10 +37,15 @@
%% testcases
-export([start/1,
+ send_unknown_application/1,
send_unknown_command/1,
- send_ok_override/1,
+ send_ok/1,
send_invalid_avp_bits/1,
+ send_missing_avp/1,
+ send_ignore_missing_avp/1,
send_double_error/1,
+ send_3xxx/1,
+ send_5xxx/1,
stop/1]).
%% diameter callbacks
@@ -54,58 +59,59 @@
-include("diameter.hrl").
-include("diameter_gen_base_rfc6733.hrl").
+%% Use the fact that STR/STA is identical in RFC's 3588 and 6733.
%% ===========================================================================
-define(util, diameter_util).
+-define(testcase(), proplists:get_value(testcase, get(?MODULE))).
+-define(group(Config), begin
+ put(?MODULE, Config),
+ ?util:name(proplists:get_value(group, Config))
+ end).
+
+-define(L, atom_to_list).
+-define(A, list_to_atom).
-define(CLIENT, "CLIENT").
-define(SERVER, "SERVER").
-define(REALM, "erlang.org").
-define(HOST(Host, Realm), Host ++ [$.|Realm]).
--define(DICT, diameter_gen_base_rfc6733).
+
+-define(ERRORS, [answer, answer_3xxx, callback]).
+-define(RFCS, [rfc3588, rfc6733]).
+-define(DICT(RFC), ?A("diameter_gen_base_" ++ ?L(RFC))).
+-define(DICT, ?DICT(rfc6733)).
+
+-define(COMMON, ?DIAMETER_APP_ID_COMMON).
%% Config for diameter:start_service/2.
--define(SERVICE(Name, RequestErrors),
+-define(SERVICE(Name, Errors, RFC),
[{'Origin-Host', Name ++ "." ++ ?REALM},
{'Origin-Realm', ?REALM},
{'Host-IP-Address', [{127,0,0,1}]},
{'Vendor-Id', 12345},
{'Product-Name', "OTP/diameter"},
- {'Auth-Application-Id', [?DIAMETER_APP_ID_COMMON]},
- {application, [{dictionary, ?DICT},
+ {'Auth-Application-Id', [?COMMON]},
+ {application, [{dictionary, ?DICT(RFC)},
{module, ?MODULE},
{answer_errors, callback},
- {request_errors, RequestErrors}]}]).
-
--define(SUCCESS, 2001).
--define(UNSUPPORTED_COMMAND, 3001).
--define(INVALID_AVP_BITS, 3009).
--define(UNKNOWN_SESSION_ID, 5002).
--define(MISSING_AVP, 5005).
+ {request_errors, Errors}]}]).
-define(LOGOUT, ?'DIAMETER_BASE_TERMINATION-CAUSE_LOGOUT').
--define(GROUPS, [answer_3xxx, callback]).
--define(L, atom_to_list).
--define(A, list_to_atom).
--define(v, proplists:get_value).
-
--define(testcase(Config), put({?MODULE, testcase}, ?v(testcase, Config))).
--define(testcase(), get({?MODULE, testcase})).
--define(group(Config), ?v(group, Config)).
-
%% ===========================================================================
suite() ->
[{timetrap, {seconds, 60}}].
all() ->
- [{group, G} || G <- ?GROUPS].
+ [{group, ?util:name([E,D])} || E <- ?ERRORS, D <- ?RFCS].
groups() ->
Tc = tc(),
- [{G, [], [start] ++ Tc ++ [stop]} || G <- ?GROUPS].
+ [{?util:name([E,D]), [], [start] ++ Tc ++ [stop]}
+ || E <- ?ERRORS, D <- ?RFCS].
init_per_suite(Config) ->
ok = diameter:start(),
@@ -126,17 +132,16 @@ init_per_testcase(Name, Config) ->
end_per_testcase(_, _) ->
ok.
-origin(answer_3xxx) -> 0;
-origin(callback) -> 1;
-
-origin(0) -> answer_3xxx;
-origin(1) -> callback.
-
tc() ->
- [send_unknown_command,
- send_ok_override,
+ [send_unknown_application,
+ send_unknown_command,
+ send_ok,
send_invalid_avp_bits,
- send_double_error].
+ send_missing_avp,
+ send_ignore_missing_avp,
+ send_double_error,
+ send_3xxx,
+ send_5xxx].
%% ===========================================================================
@@ -144,13 +149,15 @@ tc() ->
start(Config) ->
Group = proplists:get_value(group, Config),
- ok = diameter:start_service(?SERVER, ?SERVICE(?L(Group), Group)),
- ok = diameter:start_service(?CLIENT, ?SERVICE(?CLIENT, callback)),
+ [Errors, RFC] = ?util:name(Group),
+ ok = diameter:start_service(?SERVER, ?SERVICE(?L(Group),
+ Errors,
+ RFC)),
+ ok = diameter:start_service(?CLIENT, ?SERVICE(?CLIENT,
+ callback,
+ rfc6733)),
LRef = ?util:listen(?SERVER, tcp),
- ?util:connect(?CLIENT,
- tcp,
- LRef,
- [{capabilities, [{'Origin-State-Id', origin(Group)}]}]).
+ ?util:connect(?CLIENT, tcp, LRef).
%% stop/1
@@ -160,79 +167,174 @@ stop(_Config) ->
ok = diameter:stop_service(?SERVER),
ok = diameter:stop_service(?CLIENT).
+%% send_unknown_application/1
+%%
+%% Send an unknown application that a callback (which shouldn't take
+%% place) fails on.
+
+%% diameter answers.
+send_unknown_application([_,_]) ->
+ #'diameter_base_answer-message'{'Result-Code' = 3007,
+ %% UNSUPPORTED_APPLICATION
+ 'Failed-AVP' = [],
+ 'AVP' = []}
+ = call();
+
+send_unknown_application(Config) ->
+ send_unknown_application(?group(Config)).
+
%% send_unknown_command/1
%%
-%% Send a unknown command and expect a different result depending on
-%% whether or not the server gets a handle_request callback.
+%% Send a unknown command that a callback discards.
-%% Server handle_request discards the request.
-send_unknown_command(callback) ->
+%% handle_request discards the request.
+send_unknown_command([callback, _]) ->
{error, timeout} = call();
-%% No handle_request, diameter answers.
-send_unknown_command(answer_3xxx) ->
- #'diameter_base_answer-message'{'Result-Code' = ?UNSUPPORTED_COMMAND}
+%% diameter answers.
+send_unknown_command([_,_]) ->
+ #'diameter_base_answer-message'{'Result-Code' = 3001,
+ %% UNSUPPORTED_COMMAND
+ 'Failed-AVP' = [],
+ 'AVP' = []}
= call();
send_unknown_command(Config) ->
- ?testcase(Config),
send_unknown_command(?group(Config)).
-%% send_ok_override/1
+%% send_ok/1
%%
-%% Send a correct STA and expect the same answer from handle_request
-%% in both cases.
+%% Send a correct STR that a callback answers with 5002.
-send_ok_override(A)
- when is_atom(A) ->
- #diameter_base_STA{'Result-Code' = ?UNKNOWN_SESSION_ID}
+%% Callback answers.
+send_ok([_,_]) ->
+ #diameter_base_STA{'Result-Code' = 5002, %% UNKNOWN_SESSION_ID
+ 'Failed-AVP' = [],
+ 'AVP' = []}
= call();
-send_ok_override(Config) ->
- ?testcase(Config),
- send_ok_override(?group(Config)).
+send_ok(Config) ->
+ send_ok(?group(Config)).
%% send_invalid_avp_bits/1
%%
%% Send a request with an incorrect length on the optional
-%% Origin-State-Id and expect a callback to ignore the error.
+%% Origin-State-Id that a callback ignores.
-send_invalid_avp_bits(callback) ->
- #diameter_base_STA{'Result-Code' = ?SUCCESS,
- 'Failed-AVP' = []}
+%% Callback answers.
+send_invalid_avp_bits([callback, _]) ->
+ #diameter_base_STA{'Result-Code' = 2001, %% SUCCESS
+ 'Failed-AVP' = [],
+ 'AVP' = []}
= call();
-send_invalid_avp_bits(answer_3xxx) ->
- #'diameter_base_answer-message'{'Result-Code' = ?INVALID_AVP_BITS,
- 'Failed-AVP' = []}
+%% diameter answers.
+send_invalid_avp_bits([_,_]) ->
+ #'diameter_base_answer-message'{'Result-Code' = 3009, %% INVALID_AVP_BITS
+ 'Failed-AVP' = [],
+ 'AVP' = []}
= call();
send_invalid_avp_bits(Config) ->
- ?testcase(Config),
send_invalid_avp_bits(?group(Config)).
+%% send_missing_avp/1
+%%
+%% Send a request with a missing AVP that a callback answers.
+
+%% diameter answers.
+send_missing_avp([answer, rfc6733]) ->
+ #'diameter_base_answer-message'{'Result-Code' = 5005, %% MISSING_AVP
+ 'Failed-AVP' = [_],
+ 'AVP' = []}
+ = call();
+
+%% Callback answers.
+send_missing_avp([_,_]) ->
+ #diameter_base_STA{'Result-Code' = 5005, %% MISSING_AVP
+ 'Failed-AVP' = [_],
+ 'AVP' = []}
+ = call();
+
+send_missing_avp(Config) ->
+ send_missing_avp(?group(Config)).
+
+%% send_ignore_missing_avp/1
+%%
+%% Send a request with a missing AVP that a callback ignores.
+
+%% diameter answers.
+send_ignore_missing_avp([answer, rfc6733]) ->
+ #'diameter_base_answer-message'{'Result-Code' = 5005, %% MISSING_AVP
+ 'Failed-AVP' = [_],
+ 'AVP' = []}
+ = call();
+
+%% Callback answers, ignores the error
+send_ignore_missing_avp([_,_]) ->
+ #diameter_base_STA{'Result-Code' = 2001, %% SUCCESS
+ 'Failed-AVP' = [],
+ 'AVP' = []}
+ = call();
+
+send_ignore_missing_avp(Config) ->
+ send_ignore_missing_avp(?group(Config)).
+
%% send_double_error/1
%%
%% Send a request with both an incorrect length on the optional
-%% Origin-State-Id and a missing AVP and see that it's answered
-%% differently.
+%% Origin-State-Id and a missing AVP.
-%% diameter answers with the 3xxx error.
-send_double_error(answer_3xxx) ->
- #'diameter_base_answer-message'{'Result-Code' = ?INVALID_AVP_BITS,
- 'Failed-AVP' = [_]}
+%% Callback answers with STA.
+send_double_error([callback, _]) ->
+ #diameter_base_STA{'Result-Code' = 5005, %% MISSING_AVP
+ 'Failed-AVP' = [_],
+ 'AVP' = []}
= call();
-%% handle_request answers with STA and diameter resets Result-Code.
-send_double_error(callback) ->
- #diameter_base_STA{'Result-Code' = ?MISSING_AVP,
- 'Failed-AVP' = [_]}
+%% diameter answers with answer-message.
+send_double_error([_,_]) ->
+ #'diameter_base_answer-message'{'Result-Code' = 3009, %% INVALID_AVP_BITS
+ 'Failed-AVP' = [_],
+ 'AVP' = []}
= call();
send_double_error(Config) ->
- ?testcase(Config),
send_double_error(?group(Config)).
+%% send_3xxx/1
+%%
+%% Send a request that's answered with a 3xxx result code.
+
+%% Callback answers.
+send_3xxx([_,_]) ->
+ #'diameter_base_answer-message'{'Result-Code' = 3999,
+ 'Failed-AVP' = [],
+ 'AVP' = []}
+ = call();
+
+send_3xxx(Config) ->
+ send_3xxx(?group(Config)).
+
+%% send_5xxx/1
+%%
+%% Send a request that's answered with a 5xxx result code.
+
+%% Callback answers but fails since 5xxx isn't allowed in an RFC 3588
+%% answer-message.
+send_5xxx([_, rfc3588]) ->
+ {error, timeout} = call();
+
+%% Callback answers.
+send_5xxx([_,_]) ->
+ #'diameter_base_answer-message'{'Result-Code' = 5999,
+ 'Failed-AVP' = [],
+ 'AVP' = []}
+ = call();
+
+send_5xxx(Config) ->
+ send_5xxx(?group(Config)).
+
%% ===========================================================================
call() ->
@@ -241,7 +343,7 @@ call() ->
?DICT,
#diameter_base_STR
{'Termination-Cause' = ?LOGOUT,
- 'Auth-Application-Id' = ?DIAMETER_APP_ID_COMMON,
+ 'Auth-Application-Id' = ?COMMON,
'Class' = [?L(Name)]},
[{extra, [Name]}]).
@@ -268,57 +370,62 @@ pick_peer([Peer], _, ?CLIENT, _State, _Name) ->
prepare_request(Pkt, ?CLIENT, {_Ref, Caps}, Name) ->
{send, prepare(Pkt, Caps, Name)}.
+prepare(Pkt0, Caps, send_unknown_application) ->
+ Req = sta(Pkt0, Caps),
+ #diameter_packet{bin = <<H:8/binary, 0:32, T/binary>>}
+ = Pkt
+ = diameter_codec:encode(?DICT, Pkt0#diameter_packet{msg = Req}),
+
+ Pkt#diameter_packet{bin = <<H/binary, 23:32, T/binary>>};
+
prepare(Pkt0, Caps, send_unknown_command) ->
- #diameter_packet{msg = Req0}
- = Pkt0,
- #diameter_caps{origin_host = {OH, _},
- origin_realm = {OR, DR}}
- = Caps,
- Req = Req0#diameter_base_STR{'Session-Id' = diameter:session_id(OH),
- 'Origin-Host' = OH,
- 'Origin-Realm' = OR,
- 'Destination-Realm' = DR},
+ Req = sta(Pkt0, Caps),
#diameter_packet{bin = <<H:5/binary, 275:24, T/binary>>}
= Pkt
= diameter_codec:encode(?DICT, Pkt0#diameter_packet{msg = Req}),
Pkt#diameter_packet{bin = <<H/binary, 572:24, T/binary>>};
-prepare(Pkt, Caps, send_ok_override) ->
- #diameter_packet{msg = Req}
- = Pkt,
- #diameter_caps{origin_host = {OH, _},
- origin_realm = {OR, DR}}
- = Caps,
- Req#diameter_base_STR{'Session-Id' = diameter:session_id(OH),
- 'Origin-Host' = OH,
- 'Origin-Realm' = OR,
- 'Destination-Realm' = DR};
+prepare(Pkt, Caps, T)
+ when T == send_ok;
+ T == send_3xxx;
+ T == send_5xxx ->
+ sta(Pkt, Caps);
-prepare(Pkt, Caps, send_invalid_avp_bits) ->
- #diameter_packet{msg = Req0}
- = Pkt,
- #diameter_caps{origin_host = {OH, _},
- origin_realm = {OR, DR}}
- = Caps,
+prepare(Pkt0, Caps, send_invalid_avp_bits) ->
+ Req0 = sta(Pkt0, Caps),
%% Append an Origin-State-Id with an incorrect AVP Length in order
%% to force 3009.
- Req = Req0#diameter_base_STR{'Session-Id' = diameter:session_id(OH),
- 'Origin-Host' = OH,
- 'Origin-Realm' = OR,
- 'Destination-Realm' = DR,
- 'Origin-State-Id' = [7]},
+ Req = Req0#diameter_base_STR{'Origin-State-Id' = [7]},
#diameter_packet{bin = Bin}
- = diameter_codec:encode(?DICT, Pkt#diameter_packet{msg = Req}),
+ = Pkt
+ = diameter_codec:encode(?DICT, Pkt0#diameter_packet{msg = Req}),
Offset = size(Bin) - 12 + 5,
<<H:Offset/binary, Len:24, T/binary>> = Bin,
Pkt#diameter_packet{bin = <<H/binary, (Len + 2):24, T/binary>>};
prepare(Pkt0, Caps, send_double_error) ->
- #diameter_packet{bin = Bin}
- = Pkt
- = prepare(Pkt0, Caps, send_invalid_avp_bits),
- %% Keep Session-Id but remove Origin-Host.
+ dehost(prepare(Pkt0, Caps, send_invalid_avp_bits));
+
+prepare(Pkt, Caps, T)
+ when T == send_missing_avp;
+ T == send_ignore_missing_avp ->
+ Req = sta(Pkt, Caps),
+ dehost(diameter_codec:encode(?DICT, Pkt#diameter_packet{msg = Req})).
+
+sta(Pkt, Caps) ->
+ #diameter_packet{msg = Req}
+ = Pkt,
+ #diameter_caps{origin_host = {OH, _},
+ origin_realm = {OR, DR}}
+ = Caps,
+ Req#diameter_base_STR{'Session-Id' = diameter:session_id(OH),
+ 'Origin-Host' = OH,
+ 'Origin-Realm' = OR,
+ 'Destination-Realm' = DR}.
+
+%% Strip Origin-Host.
+dehost(#diameter_packet{bin = Bin} = Pkt) ->
<<V, Len:24, H:16/binary, T0/binary>>
= Bin,
{SessionId, T1} = split_avp(T0),
@@ -351,18 +458,27 @@ pad(N) ->
%% handle_request/3
-%% send_unknown_command
-handle_request(#diameter_packet{msg = undefined}, ?SERVER, _) ->
+handle_request(#diameter_packet{header = #diameter_header{application_id = 0},
+ msg = Msg},
+ ?SERVER,
+ {_, Caps}) ->
+ request(Msg, Caps).
+
+request(undefined, _) -> %% unknown command
discard;
-handle_request(#diameter_packet{msg = Req}, ?SERVER, {_, Caps}) ->
- #diameter_base_STR{'Class' = [Name]}
- = Req,
- {reply, request(?A(Name), Req, Caps)}.
+request(#diameter_base_STR{'Class' = [Name]} = Req, Caps) ->
+ request(?A(Name), Req, Caps).
+
+request(send_ok, Req, Caps) ->
+ {reply, #diameter_packet{msg = answer(Req, Caps),
+ errors = [5002]}}; %% UNKNOWN_SESSION_ID
-request(send_ok_override, Req, Caps) ->
- #diameter_packet{msg = answer(Req, Caps),
- errors = [?UNKNOWN_SESSION_ID]}; %% override
+request(send_3xxx, _Req, _Caps) ->
+ {answer_message, 3999};
+
+request(send_5xxx, _Req, _Caps) ->
+ {answer_message, 5999};
request(send_invalid_avp_bits, Req, Caps) ->
#diameter_base_STR{'Origin-State-Id' = []}
@@ -370,10 +486,16 @@ request(send_invalid_avp_bits, Req, Caps) ->
%% Default errors field but a non-answer-message and only 3xxx
%% errors detected means diameter sets neither Result-Code nor
%% Failed-AVP.
- #diameter_packet{msg = answer(Req, Caps)};
+ {reply, #diameter_packet{msg = answer(Req, Caps)}};
+
+request(T, Req, Caps)
+ when T == send_double_error;
+ T == send_missing_avp ->
+ {reply, answer(Req, Caps)};
-request(send_double_error, Req, Caps) ->
- answer(Req, Caps).
+request(send_ignore_missing_avp, Req, Caps) ->
+ {reply, #diameter_packet{msg = answer(Req, Caps),
+ errors = false}}. %% ignore errors
answer(Req, Caps) ->
#diameter_base_STR{'Session-Id' = SId}
@@ -384,4 +506,4 @@ answer(Req, Caps) ->
#diameter_base_STA{'Session-Id' = SId,
'Origin-Host' = OH,
'Origin-Realm' = OR,
- 'Result-Code' = ?SUCCESS}.
+ 'Result-Code' = 2001}. %% SUCCESS