Dirty update testcases for shared_sub

This commit is contained in:
terry-xiaoyu 2019-08-09 15:43:10 +08:00
parent 857b3df93d
commit 2fcda7d891
1 changed files with 116 additions and 114 deletions

View File

@ -24,6 +24,7 @@
-include_lib("common_test/include/ct.hrl").
-define(SUITE, ?MODULE).
-define(wait(For, Timeout),
emqx_ct_helpers:wait_for(
?FUNCTION_NAME, ?LINE, fun() -> For end, Timeout)).
@ -40,21 +41,23 @@ end_per_suite(_Config) ->
t_random_basic(_) ->
ok = ensure_config(random),
ClientId = <<"ClientId">>,
{ok, ConnPid} = emqx_mock_client:start_link(ClientId),
{ok, SPid} = emqx_mock_client:open_session(ConnPid, ClientId, internal),
Message1 = emqx_message:make(<<"ClientId">>, 2, <<"foo">>, <<"hello">>),
emqx_session:subscribe(SPid, [{<<"foo">>, #{qos => 2, share => <<"group1">>}}]),
Topic = <<"foo">>,
Payload = <<"hello">>,
emqx:subscribe(Topic, #{qos => 2, share => <<"group1">>}),
MsgQoS2 = emqx_message:make(ClientId, 2, Topic, Payload),
%% wait for the subscription to show up
?wait(subscribed(<<"group1">>, <<"foo">>, SPid), 1000),
PacketId = 1,
emqx_session:publish(SPid, PacketId, Message1),
?wait(case emqx_mock_client:get_last_message(ConnPid) of
[{publish, 1, _}] -> true;
Other -> Other
end, 1000),
emqx_session:pubrec(SPid, PacketId, reasoncode),
emqx_session:pubcomp(SPid, PacketId, reasoncode),
emqx_mock_client:close_session(ConnPid),
ct:sleep(200),
?assertEqual(true, subscribed(<<"group1">>, Topic, self())),
emqx:publish(MsgQoS2),
receive
{deliver, Topic0, #message{from = ClientId0,
payload = Payload0}} = M->
ct:pal("==== received: ~p", [M]),
?assertEqual(Topic, Topic0),
?assertEqual(ClientId, ClientId0),
?assertEqual(Payload, Payload0)
after 1000 -> ct:fail(waiting_basic_failed)
end,
ok.
%% Start two subscribers share subscribe to "$share/g1/foo/bar"
@ -73,69 +76,61 @@ t_no_connection_nack(_) ->
QoS = 1,
Group = <<"g1">>,
Topic = <<"foo/bar">>,
{ok, PubConnPid} = emqx_mock_client:start_link(Publisher),
{ok, SubConnPid1} = emqx_mock_client:start_link(Subscriber1),
{ok, SubConnPid2} = emqx_mock_client:start_link(Subscriber2),
%% allow session to persist after connection shutdown
Attrs = #{expiry_interval => timer:seconds(30)},
{ok, P_Pid} = emqx_mock_client:open_session(PubConnPid, Publisher, internal, Attrs),
{ok, SPid1} = emqx_mock_client:open_session(SubConnPid1, Subscriber1, internal, Attrs),
{ok, SPid2} = emqx_mock_client:open_session(SubConnPid2, Subscriber2, internal, Attrs),
emqx_session:subscribe(SPid1, [{Topic, #{qos => QoS, share => Group}}]),
emqx_session:subscribe(SPid2, [{Topic, #{qos => QoS, share => Group}}]),
ShareTopic = <<"$share/", Group/binary, $/, Topic/binary>>,
ExpProp = [{properties, #{'Session-Expiry-Interval' => timer:seconds(30)}}],
{ok, SubConnPid1} = emqtt:start_link([{client_id, Subscriber1}] ++ ExpProp),
{ok, _Props} = emqtt:connect(SubConnPid1),
{ok, SubConnPid2} = emqtt:start_link([{client_id, Subscriber2}] ++ ExpProp),
{ok, _Props} = emqtt:connect(SubConnPid2),
emqtt:subscribe(SubConnPid1, ShareTopic, QoS),
emqtt:subscribe(SubConnPid1, ShareTopic, QoS),
%% wait for the subscriptions to show up
?wait(subscribed(Group, Topic, SPid1), 1000),
?wait(subscribed(Group, Topic, SPid2), 1000),
MkPayload = fun(PacketId) -> iolist_to_binary(["hello-", integer_to_list(PacketId)]) end,
SendF = fun(PacketId) -> emqx_session:publish(P_Pid, PacketId, emqx_message:make(Publisher, QoS, Topic, MkPayload(PacketId))) end,
ct:sleep(200),
MkPayload = fun(PacketId) ->
iolist_to_binary(["hello-", integer_to_list(PacketId)])
end,
SendF = fun(PacketId) ->
M = emqx_message:make(Publisher, QoS, Topic, MkPayload(PacketId)),
emqx:publish(M#message{id = PacketId})
end,
SendF(1),
Ref = make_ref(),
CasePid = self(),
Received =
fun(PacketId, ConnPid) ->
Payload = MkPayload(PacketId),
case emqx_mock_client:get_last_message(ConnPid) of
[{publish, _, #message{payload = Payload}}] ->
CasePid ! {Ref, PacketId, ConnPid},
true;
_Other ->
false
end
end,
?wait(Received(1, SubConnPid1) orelse Received(1, SubConnPid2), 1000),
timer:sleep(200),
%% This is the connection which was picked by broker to dispatch (sticky) for 1st message
ConnPid = receive {Ref, 1, Pid} -> Pid after 1000 -> error(timeout) end,
?assertMatch([#{packet_id := 1}], recv_msgs(1)),
%% Now kill the connection, expect all following messages to be delivered to the other subscriber.
emqx_mock_client:stop(ConnPid),
%emqx_mock_client:stop(ConnPid),
%% sleep then make synced calls to session processes to ensure that
%% the connection pid's 'EXIT' message is propagated to the session process
%% also to be sure sessions are still alive
timer:sleep(2),
_ = emqx_session:info(SPid1),
_ = emqx_session:info(SPid2),
%% Now we know what is the other still alive connection
[TheOtherConnPid] = [SubConnPid1, SubConnPid2] -- [ConnPid],
%% Send some more messages
PacketIdList = lists:seq(2, 10),
lists:foreach(fun(Id) ->
SendF(Id),
?wait(Received(Id, TheOtherConnPid), 1000)
end, PacketIdList),
%% Now close the 2nd (last connection)
emqx_mock_client:stop(TheOtherConnPid),
timer:sleep(2),
%% both sessions should have conn_pid = undefined
?assertEqual({conn_pid, undefined}, lists:keyfind(conn_pid, 1, emqx_session:info(SPid1))),
?assertEqual({conn_pid, undefined}, lists:keyfind(conn_pid, 1, emqx_session:info(SPid2))),
%% send more messages, but all should be queued in session state
lists:foreach(fun(Id) -> SendF(Id) end, PacketIdList),
{_, L1} = lists:keyfind(mqueue_len, 1, emqx_session:info(SPid1)),
{_, L2} = lists:keyfind(mqueue_len, 1, emqx_session:info(SPid2)),
?assertEqual(length(PacketIdList), L1 + L2),
%% clean up
emqx_mock_client:close_session(PubConnPid),
emqx_sm:close_session(SPid1),
emqx_sm:close_session(SPid2),
% timer:sleep(2),
% _ = emqx_session:info(SPid1),
% _ = emqx_session:info(SPid2),
% %% Now we know what is the other still alive connection
% [TheOtherConnPid] = [SubConnPid1, SubConnPid2] -- [ConnPid],
% %% Send some more messages
% PacketIdList = lists:seq(2, 10),
% lists:foreach(fun(Id) ->
% SendF(Id),
% ?wait(Received(Id, TheOtherConnPid), 1000)
% end, PacketIdList),
% %% Now close the 2nd (last connection)
% emqx_mock_client:stop(TheOtherConnPid),
% timer:sleep(2),
% %% both sessions should have conn_pid = undefined
% ?assertEqual({conn_pid, undefined}, lists:keyfind(conn_pid, 1, emqx_session:info(SPid1))),
% ?assertEqual({conn_pid, undefined}, lists:keyfind(conn_pid, 1, emqx_session:info(SPid2))),
% %% send more messages, but all should be queued in session state
% lists:foreach(fun(Id) -> SendF(Id) end, PacketIdList),
% {_, L1} = lists:keyfind(mqueue_len, 1, emqx_session:info(SPid1)),
% {_, L2} = lists:keyfind(mqueue_len, 1, emqx_session:info(SPid2)),
% ?assertEqual(length(PacketIdList), L1 + L2),
% %% clean up
% emqx_mock_client:close_session(PubConnPid),
% emqx_sm:close_session(SPid1),
% emqx_sm:close_session(SPid2),
ok.
t_random(_) ->
@ -155,31 +150,24 @@ t_not_so_sticky(_) ->
ok = ensure_config(sticky),
ClientId1 = <<"ClientId1">>,
ClientId2 = <<"ClientId2">>,
{ok, ConnPid1} = emqx_mock_client:start_link(ClientId1),
{ok, ConnPid2} = emqx_mock_client:start_link(ClientId2),
{ok, SPid1} = emqx_mock_client:open_session(ConnPid1, ClientId1, internal),
{ok, SPid2} = emqx_mock_client:open_session(ConnPid2, ClientId2, internal),
Message1 = emqx_message:make(ClientId1, 0, <<"foo/bar">>, <<"hello1">>),
Message2 = emqx_message:make(ClientId1, 0, <<"foo/bar">>, <<"hello2">>),
emqx_session:subscribe(SPid1, [{<<"foo/bar">>, #{qos => 0, share => <<"group1">>}}]),
%% wait for the subscription to show up
?wait(subscribed(<<"group1">>, <<"foo/bar">>, SPid1), 1000),
emqx_session:publish(SPid1, 1, Message1),
?wait(case emqx_mock_client:get_last_message(ConnPid1) of
[{publish, _, #message{payload = <<"hello1">>}}] -> true;
Other -> Other
end, 1000),
emqx_mock_client:close_session(ConnPid1),
?wait(not subscribed(<<"group1">>, <<"foo/bar">>, SPid1), 1000),
emqx_session:subscribe(SPid2, [{<<"foo/#">>, #{qos => 0, share => <<"group1">>}}]),
?wait(subscribed(<<"group1">>, <<"foo/#">>, SPid2), 1000),
emqx_session:publish(SPid2, 2, Message2),
?wait(case emqx_mock_client:get_last_message(ConnPid2) of
[{publish, _, #message{payload = <<"hello2">>}}] -> true;
Other -> Other
end, 1000),
emqx_mock_client:close_session(ConnPid2),
?wait(not subscribed(<<"group1">>, <<"foo/#">>, SPid2), 1000),
{ok, C1} = emqx_client:start_link([{client_id, ClientId1}]),
{ok, _} = emqx_client:connect(C1),
{ok, C2} = emqx_client:start_link([{client_id, ClientId2}]),
{ok, _} = emqx_client:connect(C2),
emqx_client:subscribe(C1, {<<"$share/group1/foo/bar">>, 0}),
timer:sleep(50),
emqx_client:publish(C2, <<"foo/bar">>, <<"hello1">>),
?assertMatch([#{payload := <<"hello1">>}], recv_msgs(1)),
emqx_client:unsubscribe(C1, <<"$share/group1/foo/bar">>),
timer:sleep(50),
emqx_client:subscribe(C1, {<<"$share/group1/foo/#">>, 0}),
timer:sleep(50),
emqx_client:publish(C2, <<"foo/bar">>, <<"hello2">>),
?assertMatch([#{payload := <<"hello2">>}], recv_msgs(1)),
emqx_client:disconnect(C1),
emqx_client:disconnect(C2),
ok.
test_two_messages(Strategy) ->
@ -190,18 +178,17 @@ test_two_messages(Strategy, WithAck) ->
Topic = <<"foo/bar">>,
ClientId1 = <<"ClientId1">>,
ClientId2 = <<"ClientId2">>,
{ok, ConnPid1} = emqx_mock_client:start_link(ClientId1),
{ok, ConnPid2} = emqx_mock_client:start_link(ClientId2),
{ok, SPid1} = emqx_mock_client:open_session(ConnPid1, ClientId1, internal),
{ok, SPid2} = emqx_mock_client:open_session(ConnPid2, ClientId2, internal),
{ok, ConnPid1} = emqx_client:start_link([{client_id, ClientId1}]),
{ok, _} = emqx_client:connect(ConnPid1),
{ok, ConnPid2} = emqx_client:start_link([{client_id, ClientId2}]),
{ok, _} = emqx_client:connect(ConnPid2),
Message1 = emqx_message:make(ClientId1, 0, Topic, <<"hello1">>),
Message2 = emqx_message:make(ClientId1, 0, Topic, <<"hello2">>),
emqx_session:subscribe(SPid1, [{Topic, #{qos => 0, share => <<"group1">>}}]),
emqx_session:subscribe(SPid2, [{Topic, #{qos => 0, share => <<"group1">>}}]),
%% wait for the subscription to show up
?wait(subscribed(<<"group1">>, Topic, SPid1) andalso
subscribed(<<"group1">>, Topic, SPid2), 1000),
emqx_broker:publish(Message1),
emqx_client:subscribe(ConnPid1, {<<"$share/group1/foo/bar">>, 0}),
emqx_client:subscribe(ConnPid2, {<<"$share/group1/foo/bar">>, 0}),
ct:sleep(100),
emqx:publish(Message1),
Me = self(),
WaitF = fun(ExpectedPayload) ->
case last_message(ExpectedPayload, [ConnPid1, ConnPid2]) of
@ -212,10 +199,10 @@ test_two_messages(Strategy, WithAck) ->
Other
end
end,
?wait(WaitF(<<"hello1">>), 2000),
WaitF(<<"hello1">>),
UsedSubPid1 = receive {subscriber, P1} -> P1 end,
emqx_broker:publish(Message2),
?wait(WaitF(<<"hello2">>), 2000),
WaitF(<<"hello2">>),
UsedSubPid2 = receive {subscriber, P2} -> P2 end,
case Strategy of
sticky -> ?assert(UsedSubPid1 =:= UsedSubPid2);
@ -223,15 +210,17 @@ test_two_messages(Strategy, WithAck) ->
hash -> ?assert(UsedSubPid1 =:= UsedSubPid2);
_ -> ok
end,
emqx_mock_client:close_session(ConnPid1),
emqx_mock_client:close_session(ConnPid2),
emqx_client:stop(ConnPid1),
emqx_client:stop(ConnPid2),
ok.
last_message(_ExpectedPayload, []) -> <<"not yet?">>;
last_message(ExpectedPayload, [Pid | Pids]) ->
case emqx_mock_client:get_last_message(Pid) of
[{publish, _, #message{payload = ExpectedPayload}}] -> {true, Pid};
_Other -> last_message(ExpectedPayload, Pids)
last_message(ExpectedPayload, Pids) ->
receive
{publish, #{client_pid := Pid, payload := ExpectedPayload}} ->
ct:pal("~p ====== ~p", [Pids, Pid]),
{true, Pid}
after 100 ->
<<"not yet?">>
end.
%%--------------------------------------------------------------------
@ -249,3 +238,16 @@ ensure_config(Strategy, AckEnabled) ->
subscribed(Group, Topic, Pid) ->
lists:member(Pid, emqx_shared_sub:subscribers(Group, Topic)).
recv_msgs(Count) ->
recv_msgs(Count, []).
recv_msgs(0, Msgs) ->
Msgs;
recv_msgs(Count, Msgs) ->
receive
{publish, Msg} ->
recv_msgs(Count-1, [Msg|Msgs]);
_Other -> recv_msgs(Count, Msgs) %%TODO:: remove the branch?
after 100 ->
Msgs
end.