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-rw-r--r--lib/diameter/test/diameter_capx_SUITE.erl432
-rw-r--r--lib/diameter/test/diameter_traffic_SUITE.erl6
-rw-r--r--lib/diameter/test/diameter_util.erl18
-rw-r--r--lib/diameter/test/modules.mk1
4 files changed, 450 insertions, 7 deletions
diff --git a/lib/diameter/test/diameter_capx_SUITE.erl b/lib/diameter/test/diameter_capx_SUITE.erl
new file mode 100644
index 0000000000..e6b1558bf6
--- /dev/null
+++ b/lib/diameter/test/diameter_capx_SUITE.erl
@@ -0,0 +1,432 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2010-2011. 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%
+%%
+
+%%
+%% Tests of capabilities exchange between Diameter nodes. In
+%% particular, of error and event handling.
+%%
+
+-module(diameter_capx_SUITE).
+
+-export([suite/0,
+ all/0,
+ groups/0,
+ init_per_group/2,
+ end_per_group/2,
+ init_per_testcase/2,
+ end_per_testcase/2]).
+
+%% testcases
+-export([start/1,
+ start_services/1,
+ add_listeners/1,
+ s_no_common_application/1,
+ c_no_common_application/1,
+ s_no_common_security/1,
+ c_no_common_security/1,
+ s_unknown_peer/1,
+ c_unknown_peer/1,
+ s_unable/1,
+ c_unable/1,
+ s_client_reject/1,
+ c_client_reject/1,
+ remove_listeners/1,
+ stop_services/1,
+ stop/1]).
+
+%% diameter callbacks
+-export([peer_up/4,
+ peer_down/4]).
+
+-include("diameter.hrl").
+-include("diameter_gen_base_rfc3588.hrl").
+
+%% ===========================================================================
+
+-define(util, diameter_util).
+
+-define(CLIENT, client).
+-define(SERVER, server).
+
+-define(ADDR, {127,0,0,1}).
+
+-define(REALM, "erlang.org").
+-define(HOST(Name), Name ++ "." ++ ?REALM).
+
+%% Config for diameter:start_service/2.
+-define(SERVICE(Name),
+ [{'Origin-Realm', ?REALM},
+ {'Host-IP-Address', [?ADDR]},
+ {'Vendor-Id', 12345},
+ {'Product-Name', "OTP/diameter"},
+ {'Auth-Application-Id', [?DIAMETER_APP_ID_COMMON]},
+ {'Acct-Application-Id', [?DIAMETER_APP_ID_ACCOUNTING]}
+ | [{application, [{alias, A},
+ {dictionary, D},
+ {module, [?MODULE, A]}]}
+ || {A,D} <- [{common, ?DIAMETER_DICT_COMMON},
+ {accounting, ?DIAMETER_DICT_ACCOUNTING}]]]).
+
+-define(A, list_to_atom).
+-define(L, atom_to_list).
+
+-define(event, #diameter_event).
+-define(caps, #diameter_caps).
+-define(packet, #diameter_packet).
+
+-define(cea, #diameter_base_CEA).
+-define(answer_message, #'diameter_base_answer-message').
+
+%% ===========================================================================
+
+suite() ->
+ [{timetrap, {seconds, 10}}].
+
+all() ->
+ [start, start_services, add_listeners
+ | [{group, N} || {N, _, _} <- groups()]]
+ ++ [remove_listeners, stop_services, stop].
+
+groups() ->
+ Ts = testcases(),
+ [{grp(P), P, Ts} || P <- [[], [parallel]]].
+
+grp([]) ->
+ sequential;
+grp([parallel = P]) ->
+ P.
+
+init_per_group(_Name, Config) ->
+ Config.
+
+end_per_group(_, _) ->
+ ok.
+
+%% Generate a unique hostname for each testcase so that watchdogs
+%% don't prevent a connection from being brought up immediately.
+init_per_testcase(Name, Config) ->
+ Uniq = ["." ++ integer_to_list(N) || N <- tuple_to_list(now())],
+ [{host, lists:flatten([?L(Name) | Uniq])} | Config].
+
+end_per_testcase(N, _)
+ when N == start;
+ N == start_services;
+ N == add_listeners;
+ N == remove_listeners;
+ N == stop_services;
+ N == stop ->
+ ok;
+end_per_testcase(Name, Config) ->
+ CRef = ?util:read_priv(Config, Name),
+ ok = diameter:remove_transport(?CLIENT, CRef).
+
+%% Testcases all come in two flavours, client and server.
+testcases() ->
+ lists:flatmap(fun tc/1, tc()).
+
+tc(Name) ->
+ [?A([C,$_|?L(Name)]) || C <- "cs"].
+
+tc() ->
+ [no_common_application,
+ no_common_security,
+ unknown_peer,
+ unable,
+ client_reject].
+
+%% ===========================================================================
+%% start/stop testcases
+
+start(_Config) ->
+ ok = diameter:start().
+
+start_services(_Config) ->
+ ok = diameter:start_service(?SERVER, ?SERVICE(?SERVER)),
+ ok = diameter:start_service(?CLIENT, ?SERVICE(?CLIENT)).
+
+%% One server that responds only to base accounting, one that responds
+%% to both this and the common application. Share a common service just
+%% to simplify config, and because we can.
+add_listeners(Config) ->
+ Acct = listen(?SERVER,
+ [{capabilities, [{'Origin-Host', ?HOST("acct-srv")},
+ {'Auth-Application-Id', []}]},
+ {applications, [accounting]},
+ {capabilities_cb, [fun server_capx/3, acct]}]),
+ Base = listen(?SERVER,
+ [{capabilities, [{'Origin-Host', ?HOST("base-srv")}]},
+ {capabilities_cb, [fun server_capx/3, base]}]),
+ ?util:write_priv(Config, ?MODULE, {Base, Acct}). %% lref/2 reads
+
+remove_listeners(_Config) ->
+ ok = diameter:remove_transport(?SERVER, true).
+
+stop_services(_Config) ->
+ ok = diameter:stop_service(?CLIENT),
+ ok = diameter:stop_service(?SERVER).
+
+stop(_Config) ->
+ ok = diameter:stop().
+
+%% ===========================================================================
+%% All the testcases come in pairs, one for receiving an event on the
+%% client side, one on the server side. Note that testcases will
+%% receive events resulting from other testcases when running in
+%% parallel since the events are per service. The unique client
+%% Origin-Host for each testcase plus transport references are used to
+%% ensure that only the relevant event is extracted from the mailbox.
+%% Don't bother extracting events that aren't relevant.
+
+%% ====================
+%% Ask the accounting server to speak the common application and expect
+%% DIAMETER_NO_COMMON_APPLICATION = 5010.
+
+s_no_common_application(Config) ->
+ server_closed(Config, fun no_common_application/1, 5010).
+
+c_no_common_application(Config) ->
+ client_closed(Config, "acct-srv", fun no_common_application/1, 5010).
+
+no_common_application(Config) ->
+ connect(Config, acct, [{capabilities, [{'Acct-Application-Id', []}]},
+ {applications, [common]}]).
+
+%% ====================
+%% Ask the base server to speak accounting with an unknown security
+%% method and expect DIAMETER_NO_COMMON_SECURITY = 5017.
+
+s_no_common_security(Config) ->
+ server_closed(Config, fun no_common_security/1, 5017).
+
+c_no_common_security(Config) ->
+ client_closed(Config, "base-srv", fun no_common_security/1, 5017).
+
+no_common_security(Config) ->
+ connect(Config, base, [{capabilities, [{'Acct-Application-Id', []},
+ {'Inband-Security-Id', [17, 18]}]},
+ {applications, [common]}]).
+
+%% ====================
+%% Have the base server reject a decent CER with the protocol error
+%% DIAMETER_UNKNOWN_PEER = 3010.
+
+s_unknown_peer(Config) ->
+ server_reject(Config, fun base/1, 3010).
+
+c_unknown_peer(Config) ->
+ true = diameter:subscribe(?CLIENT),
+ OH = ?HOST("base-srv"),
+
+ {CRef, _} = base(Config),
+
+ {'CEA', ?caps{},
+ ?packet{msg = ?answer_message{'Origin-Host' = OH,
+ 'Result-Code' = 3010}}}
+ = client_recv(CRef).
+
+base(Config) ->
+ connect(Config, base, []).
+
+%% ====================
+%% Have the base server reject a decent CER with the non-protocol
+%% error DIAMETER_UNABLE_TO_COMPLY = 5012.
+
+s_unable(Config) ->
+ server_reject(Config, fun base/1, 5012).
+
+c_unable(Config) ->
+ client_closed(Config, "base-srv", fun base/1, 5012).
+
+%% ====================
+%% Have the client reject a decent CEA.
+
+s_client_reject(Config) ->
+ true = diameter:subscribe(?SERVER),
+ OH = host(Config),
+
+ {_, LRef} = client_reject(Config),
+
+ receive
+ ?event{service = ?SERVER,
+ info = {up, LRef,
+ {_, ?caps{origin_host = {_, OH}}},
+ {listen, _},
+ ?packet{}}}
+ = Info ->
+ Info
+ after 2000 ->
+ fail({LRef, OH})
+ end.
+
+c_client_reject(Config) ->
+ true = diameter:subscribe(?CLIENT),
+ OH = ?HOST("acct-srv"),
+
+ {CRef, _} = client_reject(Config),
+
+ {'CEA', {capabilities_cb, _, discard},
+ ?caps{origin_host = {_, OH}},
+ ?packet{msg = ?cea{'Result-Code' = 2001}}}
+ = client_recv(CRef).
+
+client_reject(Config) ->
+ connect(Config, acct, [{capabilities_cb, fun client_capx/2}]).
+
+%% ===========================================================================
+
+%% server_closed/3
+
+server_closed(Config, F, RC) ->
+ true = diameter:subscribe(?SERVER),
+ OH = host(Config),
+
+ {_, LRef} = F(Config),
+
+ receive
+ ?event{service = ?SERVER,
+ info = {closed, LRef,
+ {'CER', RC,
+ ?caps{origin_host = {_, OH}},
+ ?packet{}}
+ = Reason,
+ {listen, _}}} ->
+ Reason
+ after 2000 ->
+ fail({LRef, OH})
+ end.
+
+%% server_reject/3
+
+server_reject(Config, F, RC) ->
+ true = diameter:subscribe(?SERVER),
+ OH = host(Config),
+
+ {_, LRef} = F(Config),
+
+ receive
+ ?event{service = ?SERVER,
+ info = {closed, LRef,
+ {'CER', {capabilities_cb, _, RC},
+ ?caps{origin_host = {_, OH}},
+ ?packet{}}
+ = Reason,
+ {listen, _}}} ->
+ Reason
+ after 2000 ->
+ fail({LRef, OH})
+ end.
+
+%% cliient_closed/4
+
+client_closed(Config, Host, F, RC) ->
+ true = diameter:subscribe(?CLIENT),
+ OH = ?HOST(Host),
+
+ {CRef, _} = F(Config),
+
+ {'CEA', RC, ?caps{origin_host = {_, OH}}, ?packet{}}
+ = client_recv(CRef).
+
+%% client_recv/1
+
+client_recv(CRef) ->
+ receive
+ ?event{service = ?CLIENT,
+ info = {closed, CRef, Reason, {connect, _}}} ->
+ Reason
+ after 2000 ->
+ fail(CRef)
+ end.
+
+%% server_capx/3
+
+server_capx(_, ?caps{origin_host = {_, [_,$_|"unknown_peer." ++ _]}}, _) ->
+ unknown;
+
+server_capx(_, ?caps{origin_host = {_, [_,$_|"unable." ++ _]}}, _) ->
+ 5012; %% DIAMETER_UNABLE_TO_COMPLY
+
+server_capx(_, ?caps{origin_host = {OH,DH}}, _) ->
+ io:format("connection: ~p -> ~p~n", [DH,OH]),
+ ok.
+
+%% client_capx/2
+
+client_capx(_, ?caps{origin_host = {[_,$_|"client_reject." ++ _], _}}) ->
+ discard.
+
+%% ===========================================================================
+
+fail(T) ->
+ erlang:error({T, process_info(self(), messages)}).
+
+host(Config) ->
+ {_, H} = lists:keyfind(host, 1, Config),
+ ?HOST(H).
+
+listen(Name, Opts) ->
+ ?util:listen(Name, tcp, Opts).
+
+connect(Config, T, Opts) ->
+ {_, H} = lists:keyfind(host, 1, Config),
+ LRef = lref(Config, T),
+ CRef = connect(LRef, [{capabilities, [{'Origin-Host', ?HOST(H)}]}
+ | Opts]),
+ Name = lists:takewhile(fun(C) -> C /= $. end, H),
+ ?util:write_priv(Config, Name, CRef), %% end_per_testcase reads
+ {CRef, LRef}.
+
+connect(LRef, Opts) ->
+ [PortNr] = ?util:lport(tcp, LRef, 20),
+ {ok, CRef} = diameter:add_transport(?CLIENT,
+ {connect, opts(PortNr, Opts)}),
+ CRef.
+
+opts(PortNr, Opts) ->
+ [{transport_module, diameter_tcp},
+ {transport_config, [{raddr, ?ADDR},
+ {rport, PortNr},
+ {ip, ?ADDR},
+ {port, 0}]}
+ | Opts].
+
+lref(Config, T) ->
+ case ?util:read_priv(Config, ?MODULE) of
+ {LRef, _} when T == base ->
+ LRef;
+ {_, LRef} when T == acct ->
+ LRef
+ end.
+
+%% ===========================================================================
+%% diameter callbacks
+
+peer_up(?SERVER,
+ {_, ?caps{origin_host = {"acct-srv." ++ _,
+ [_,$_|"client_reject." ++ _]}}},
+ State,
+ _) ->
+ State.
+
+peer_down(?SERVER,
+ {_, ?caps{origin_host = {"acct-srv." ++ _,
+ [_,$_|"client_reject." ++ _]}}},
+ State,
+ _) ->
+ State.
diff --git a/lib/diameter/test/diameter_traffic_SUITE.erl b/lib/diameter/test/diameter_traffic_SUITE.erl
index 522b00e781..55c5fc7c54 100644
--- a/lib/diameter/test/diameter_traffic_SUITE.erl
+++ b/lib/diameter/test/diameter_traffic_SUITE.erl
@@ -246,7 +246,7 @@ start_services(_Config) ->
ok = diameter:start_service(?CLIENT, ?SERVICE(?CLIENT)).
add_transports(Config) ->
- LRef = ?util:listen(?SERVER, tcp),
+ LRef = ?util:listen(?SERVER, tcp, [{capabilities_cb, fun capx/2}]),
CRef = ?util:connect(?CLIENT, tcp, LRef),
?util:write_priv(Config, "transport", {LRef, CRef}).
@@ -261,6 +261,10 @@ stop_services(_Config) ->
stop(_Config) ->
ok = diameter:stop().
+capx(_, #diameter_caps{origin_host = {OH,DH}}) ->
+ io:format("connection: ~p -> ~p~n", [DH,OH]),
+ ok.
+
%% ===========================================================================
%% Ensure that result codes have the expected values.
diff --git a/lib/diameter/test/diameter_util.erl b/lib/diameter/test/diameter_util.erl
index 3fe8ea5363..6b1dc1f0c9 100644
--- a/lib/diameter/test/diameter_util.erl
+++ b/lib/diameter/test/diameter_util.erl
@@ -33,8 +33,8 @@
%% diameter-specific
-export([lport/2,
lport/3,
- listen/2,
- connect/3,
+ listen/2, listen/3,
+ connect/3, connect/4,
disconnect/4]).
%% common_test-specific
@@ -254,22 +254,28 @@ lp(M, Ref, T) ->
end.
%% ---------------------------------------------------------------------------
-%% listen/2
+%% listen/2-3
%%
%% Add a listening transport on the loopback address and a free port.
listen(SvcName, Prot) ->
- add_transport(SvcName, {listen, opts(Prot, listen)}).
+ listen(SvcName, Prot, []).
+
+listen(SvcName, Prot, Opts) ->
+ add_transport(SvcName, {listen, opts(Prot, listen) ++ Opts}).
%% ---------------------------------------------------------------------------
-%% connect/3
+%% connect/2-3
%%
%% Add a connecting transport on and connect to a listening transport
%% with the specified reference.
connect(Client, Prot, LRef) ->
+ connect(Client, Prot, LRef, []).
+
+connect(Client, Prot, LRef, Opts) ->
[PortNr] = lport(Prot, LRef, 20),
- Ref = add_transport(Client, {connect, opts(Prot, PortNr)}),
+ Ref = add_transport(Client, {connect, opts(Prot, PortNr) ++ Opts}),
true = diameter:subscribe(Client),
ok = receive
{diameter_event, Client, {up, Ref, _, _, _}} -> ok
diff --git a/lib/diameter/test/modules.mk b/lib/diameter/test/modules.mk
index 75fdd0bd1d..f88258c232 100644
--- a/lib/diameter/test/modules.mk
+++ b/lib/diameter/test/modules.mk
@@ -33,6 +33,7 @@ MODULES = \
diameter_stats_SUITE \
diameter_watchdog_SUITE \
diameter_transport_SUITE \
+ diameter_capx_SUITE \
diameter_traffic_SUITE \
diameter_relay_SUITE \
diameter_tls_SUITE \