From dfa2a3ce25862720d48c5ff8b71fdf31989ea1dc Mon Sep 17 00:00:00 2001 From: Anders Svensson Date: Sun, 25 Jan 2015 23:43:56 +0100 Subject: Add pool suite to test transport_opt() pool_size With testcases that uses restrict_connections and pool_size config to establish multiple connections between two Diameter nodes, checking for the expected number of transport processes using diameter:service_info/2. --- lib/diameter/test/diameter_pool_SUITE.erl | 133 +++++++++++++++++++++++++ lib/diameter/test/diameter_transport_SUITE.erl | 34 ++----- lib/diameter/test/diameter_util.erl | 49 ++++++--- lib/diameter/test/modules.mk | 4 +- 4 files changed, 178 insertions(+), 42 deletions(-) create mode 100644 lib/diameter/test/diameter_pool_SUITE.erl diff --git a/lib/diameter/test/diameter_pool_SUITE.erl b/lib/diameter/test/diameter_pool_SUITE.erl new file mode 100644 index 0000000000..a59cd66a2e --- /dev/null +++ b/lib/diameter/test/diameter_pool_SUITE.erl @@ -0,0 +1,133 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2015. 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% +%% + +%% +%% Test of the pool_size option in connecting nodes with multiple +%% connections. +%% + +-module(diameter_pool_SUITE). + +-export([suite/0, + all/0, + init_per_testcase/2, + end_per_testcase/2, + init_per_suite/1, + end_per_suite/1]). + +%% testcases +-export([tcp_connect/1, + sctp_connect/1, + any_connect/1]). + +%% =========================================================================== + +-define(util, diameter_util). + +%% Config for diameter:start_service/2. +-define(SERVICE(Host), + [{'Origin-Host', Host ++ ".ericsson.com"}, + {'Origin-Realm', "ericsson.com"}, + {'Host-IP-Address', [{127,0,0,1}]}, + {'Vendor-Id', 12345}, + {'Product-Name', "OTP/diameter"}, + {'Auth-Application-Id', [0]}, %% common + {'Acct-Application-Id', [3]}, %% accounting + {restrict_connections, false}, + {application, [{alias, common}, + {dictionary, diameter_gen_base_rfc6733}, + {module, diameter_callback}]}, + {application, [{alias, accounting}, + {dictionary, diameter_gen_acct_rfc6733}, + {module, diameter_callback}]}]). + +%% =========================================================================== + +suite() -> + [{timetrap, {seconds, 30}}]. + +all() -> + [tcp_connect, + sctp_connect, + any_connect]. + +init_per_testcase(_Name, Config) -> + Config. + +end_per_testcase(_Name, _Config) -> + diameter:stop(). + +init_per_suite(Config) -> + [{sctp, ?util:have_sctp()} | Config]. + +end_per_suite(_Config) -> + ok. + +%% =========================================================================== + +tcp_connect(_Config) -> + connect(tcp, tcp). + +sctp_connect(Config) -> + case lists:member({sctp, true}, Config) of + true -> connect(sctp, sctp); + false -> {skip, no_sctp} + end. + +any_connect(_Config) -> + connect(any, tcp). + +%% connect/2 + +%% Establish multiple connections between a client and server. +connect(ClientProt, ServerProt) -> + ok = diameter:start(), + [] = [{S,T} || S <- ["server", "client"], + T <- [diameter:start_service(S, ?SERVICE(S))], + T /= ok], + %% Listen with a single transport with pool_size = 4. Ensure the + %% expected number of transport processes are started. + LRef = ?util:listen("server", ServerProt, [{pool_size, 4}]), + {4,0} = count("server", LRef, accept), %% 4 transports, no connections + %% Establish 5 connections. + Ref = ?util:connect("client", ClientProt, LRef, [{pool_size, 5}]), + {5,5} = count("client", Ref, pool), %% 5 connections + %% Ensure the server has started replacement transports within a + %% reasonable time. Sleepsince there's no guarantee the + %% replacements have been started before the client has received + %% 'up' events. (Although it's likely.) + sleep(), + {9,5} = count("server", LRef, accept), %% 5 connections + 4 accepting + %% Ensure ther are still the expected number of accepting transports + %% after stopping the client service. + ok = diameter:stop_service("client"), + sleep(), + {4,0} = count("server", LRef, accept), %% 4 transports, no connections + %% Done. + ok = diameter:stop_service("server"). + +count(Name, Ref, Key) -> + [{transport, [[{ref, Ref} | T]]}, + {connections, Cs}] + = diameter:service_info(Name, [transport, connections]), + {Key, Ps} = lists:keyfind(Key, 1, T), + {length(Ps), length(Cs)}. %% number of processes, connections + +sleep() -> + receive after 1000 -> ok end. diff --git a/lib/diameter/test/diameter_transport_SUITE.erl b/lib/diameter/test/diameter_transport_SUITE.erl index fcffa69c24..23b972a9a0 100644 --- a/lib/diameter/test/diameter_transport_SUITE.erl +++ b/lib/diameter/test/diameter_transport_SUITE.erl @@ -104,7 +104,7 @@ tc() -> reconnect]. init_per_suite(Config) -> - [{sctp, have_sctp()} | Config]. + [{sctp, ?util:have_sctp()} | Config]. end_per_suite(_Config) -> ok. @@ -127,7 +127,10 @@ tcp_accept(_) -> accept(tcp). sctp_accept(Config) -> - if_sctp(fun accept/1, Config). + case lists:member({sctp, true}, Config) of + true -> accept(sctp); + false -> {skip, no_sctp} + end. %% Start multiple accepting transport processes that are connected to %% with an equal number of connecting processes using gen_tcp/sctp @@ -157,7 +160,10 @@ tcp_connect(_) -> connect(tcp). sctp_connect(Config) -> - if_sctp(fun connect/1, Config). + case lists:member({sctp, true}, Config) of + true -> connect(sctp); + false -> {skip, no_sctp} + end. connect(Prot) -> T = {Prot, make_ref()}, @@ -251,28 +257,6 @@ abort(SvcName, LRef, Ref) %% =========================================================================== %% =========================================================================== -%% have_sctp/0 - -have_sctp() -> - case gen_sctp:open() of - {ok, Sock} -> - gen_sctp:close(Sock), - true; - {error, E} when E == eprotonosupport; - E == esocktnosupport -> %% fail on any other reason - false - end. - -%% if_sctp/2 - -if_sctp(F, Config) -> - case proplists:get_value(sctp, Config) of - true -> - F(sctp); - false -> - {skip, no_sctp} - end. - %% init/2 init(accept, {Prot, Ref}) -> diff --git a/lib/diameter/test/diameter_util.erl b/lib/diameter/test/diameter_util.erl index 92c72c84e7..e95cbfceb5 100644 --- a/lib/diameter/test/diameter_util.erl +++ b/lib/diameter/test/diameter_util.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2010-2013. All Rights Reserved. +%% Copyright Ericsson AB 2010-2015. 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 @@ -29,7 +29,8 @@ run/1, fold/3, foldl/3, - scramble/1]). + scramble/1, + have_sctp/0]). %% diameter-specific -export([lport/2, @@ -183,6 +184,19 @@ s(Acc, L) -> {H, [T|Rest]} = lists:split(random:uniform(length(L)) - 1, L), s([T|Acc], H ++ Rest). +%% --------------------------------------------------------------------------- +%% have_sctp/0 + +have_sctp() -> + case gen_sctp:open() of + {ok, Sock} -> + gen_sctp:close(Sock), + true; + {error, E} when E == eprotonosupport; + E == esocktnosupport -> %% fail on any other reason + false + end. + %% --------------------------------------------------------------------------- %% eval/1 %% @@ -254,13 +268,12 @@ path(Config, Name) -> %% %% Lookup the port number of a tcp/sctp listening transport. -lport(M, {Node, Ref}) -> - rpc:call(Node, ?MODULE, lport, [M, Ref]); +lport(Prot, {Node, Ref}) -> + rpc:call(Node, ?MODULE, lport, [Prot, Ref]); lport(Prot, Ref) -> - Mod = tmod(Prot), [_] = diameter_reg:wait({'_', listener, {Ref, '_'}}), - [N || {listen, N, _} <- Mod:ports(Ref)]. + [N || M <- tmod(Prot), {listen, N, _} <- M:ports(Ref)]. %% --------------------------------------------------------------------------- %% listen/2-3 @@ -292,13 +305,17 @@ connect(Client, Prot, LRef, Opts) -> Ref = add_transport(Client, {connect, opts(Prot, PortNr) ++ Opts}), true = transport(Client, Ref), %% assert - ok = receive - {diameter_event, Client, {up, Ref, _, _, _}} -> ok - after 10000 -> - {Client, Prot, PortNr, process_info(self(), messages)} - end, + diameter_lib:for_n(fun(_) -> ok = up(Client, Ref, Prot, PortNr) end, + proplists:get_value(pool_size, Opts, 1)), Ref. +up(Client, Ref, Prot, PortNr) -> + receive + {diameter_event, Client, {up, Ref, _, _, _}} -> ok + after 10000 -> + {Client, Prot, PortNr, process_info(self(), messages)} + end. + transport(SvcName, Ref) -> [Ref] == [R || [{ref, R} | _] <- diameter:service_info(SvcName, transport), R == Ref]. @@ -327,13 +344,15 @@ add_transport(SvcName, T) -> Ref. tmod(tcp) -> - diameter_tcp; + [diameter_tcp]; tmod(sctp) -> - diameter_sctp. + [diameter_sctp]; +tmod(any) -> + [diameter_sctp, diameter_tcp]. opts(Prot, T) -> - [{transport_module, tmod(Prot)}, - {transport_config, [{ip, ?ADDR}, {port, 0} | opts(T)]}]. + [{transport_module, M} || M <- tmod(Prot)] + ++ [{transport_config, [{ip, ?ADDR}, {port, 0} | opts(T)]}]. opts(listen) -> [{accept, M} || M <- [{256,0,0,1}, ["256.0.0.1", ["^.+$"]]]]; diff --git a/lib/diameter/test/modules.mk b/lib/diameter/test/modules.mk index 4fea62461c..6da96bd676 100644 --- a/lib/diameter/test/modules.mk +++ b/lib/diameter/test/modules.mk @@ -1,8 +1,7 @@ -#-*-makefile-*- ; force emacs to enter makefile-mode # %CopyrightBegin% # -# Copyright Ericsson AB 2010-2013. All Rights Reserved. +# Copyright Ericsson AB 2010-2015. 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 @@ -40,6 +39,7 @@ MODULES = \ diameter_gen_sctp_SUITE \ diameter_gen_tcp_SUITE \ diameter_length_SUITE \ + diameter_pool_SUITE \ diameter_reg_SUITE \ diameter_relay_SUITE \ diameter_stats_SUITE \ -- cgit v1.2.3