emqx/apps/emqx_retainer/test/emqx_retainer_SUITE.erl

912 lines
29 KiB
Erlang

%%--------------------------------------------------------------------
%% Copyright (c) 2020-2024 EMQ Technologies Co., Ltd. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%--------------------------------------------------------------------
-module(emqx_retainer_SUITE).
-compile(export_all).
-compile(nowarn_export_all).
-include("emqx_retainer.hrl").
-include_lib("eunit/include/eunit.hrl").
-include_lib("common_test/include/ct.hrl").
-include_lib("snabbkaffe/include/snabbkaffe.hrl").
all() ->
[
{group, mnesia_without_indices},
{group, mnesia_with_indices},
{group, mnesia_reindex},
{group, test_disable_then_start}
].
groups() ->
[
{mnesia_without_indices, [sequence], common_tests()},
{mnesia_with_indices, [sequence], common_tests()},
{mnesia_reindex, [sequence], [t_reindex]},
{test_disable_then_start, [sequence], [test_disable_then_start]}
].
common_tests() ->
emqx_common_test_helpers:all(?MODULE) -- [t_reindex].
-define(BASE_CONF, <<
"retainer {\n"
" enable = true\n"
" msg_clear_interval = 0s\n"
" msg_expiry_interval = 0s\n"
" max_payload_size = 1MB\n"
" flow_control {\n"
" batch_read_number = 0\n"
" batch_deliver_number = 0\n"
" }\n"
" backend {\n"
" type = built_in_database\n"
" storage_type = ram\n"
" max_retained_messages = 0\n"
" }\n"
"}"
>>).
%%--------------------------------------------------------------------
%% Setups
%%--------------------------------------------------------------------
init_per_suite(Config) ->
Apps = emqx_cth_suite:start(
[emqx, emqx_conf, app_spec()],
#{work_dir => emqx_cth_suite:work_dir(Config)}
),
[{suite_apps, Apps} | Config].
end_per_suite(Config) ->
emqx_cth_suite:stop(?config(suite_apps, Config)).
init_per_group(mnesia_without_indices, Config) ->
mnesia:clear_table(?TAB_INDEX_META),
mnesia:clear_table(?TAB_INDEX),
mnesia:clear_table(?TAB_MESSAGE),
Config;
init_per_group(mnesia_reindex, Config) ->
emqx_retainer_mnesia:populate_index_meta(),
mnesia:clear_table(?TAB_INDEX),
mnesia:clear_table(?TAB_MESSAGE),
Config;
init_per_group(_, Config) ->
emqx_retainer_mnesia:populate_index_meta(),
mnesia:clear_table(?TAB_INDEX),
mnesia:clear_table(?TAB_MESSAGE),
Config.
end_per_group(_Group, Config) ->
emqx_retainer_mnesia:populate_index_meta(),
Config.
init_per_testcase(t_get_basic_usage_info, Config) ->
mnesia:clear_table(?TAB_INDEX),
mnesia:clear_table(?TAB_MESSAGE),
emqx_retainer_mnesia:populate_index_meta(),
Config;
init_per_testcase(_TestCase, Config) ->
Config.
app_spec() ->
{emqx_retainer, ?BASE_CONF}.
%%--------------------------------------------------------------------
%% Test Cases
%%--------------------------------------------------------------------
t_store_and_clean(_) ->
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
emqtt:publish(
C1,
<<"retained">>,
<<"this is a retained message">>,
[{qos, 0}, {retain, true}]
),
timer:sleep(100),
{ok, _, List} = emqx_retainer:page_read(<<"retained">>, 1, 10),
?assertEqual(1, length(List)),
?assertMatch(
{ok, [#message{payload = <<"this is a retained message">>}]},
emqx_retainer:read_message(<<"retained">>)
),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained">>, [{qos, 0}, {rh, 0}]),
?assertEqual(1, length(receive_messages(1))),
?assertMatch(
{ok, [#message{payload = <<"this is a retained message">>}]},
emqx_retainer:read_message(<<"retained">>)
),
{ok, #{}, [0]} = emqtt:unsubscribe(C1, <<"retained">>),
emqtt:publish(C1, <<"retained">>, <<"">>, [{qos, 0}, {retain, true}]),
timer:sleep(100),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained">>, [{qos, 0}, {rh, 0}]),
?assertEqual(0, length(receive_messages(1))),
?assertMatch(
{ok, []},
emqx_retainer:read_message(<<"retained">>)
),
ok = emqx_retainer:clean(),
{ok, _, List2} = emqx_retainer:page_read(<<"retained">>, 1, 10),
?assertEqual(0, length(List2)),
?assertMatch(
{ok, []},
emqx_retainer:read_message(<<"retained">>)
),
ok = emqtt:disconnect(C1).
t_retain_handling(Config) ->
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
ok = emqx_retainer:clean(),
%% rh = 0, no wildcard, and with empty retained message
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained">>, [{qos, 0}, {rh, 0}]),
?assertEqual(0, length(receive_messages(1))),
{ok, #{}, [0]} = emqtt:unsubscribe(C1, <<"retained">>),
%% rh = 0, has wildcard, and with empty retained message
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/#">>, [{qos, 0}, {rh, 0}]),
?assertEqual(0, length(receive_messages(1))),
{ok, #{}, [0]} = emqtt:unsubscribe(C1, <<"retained/#">>),
publish(
C1,
<<"retained">>,
<<"this is a retained message">>,
[{qos, 0}, {retain, true}],
Config
),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained">>, [{qos, 0}, {rh, 0}]),
?assertEqual(1, length(receive_messages(1))),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained">>, [{qos, 0}, {rh, 0}]),
?assertEqual(1, length(receive_messages(1))),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/#">>, [{qos, 0}, {rh, 0}]),
?assertEqual(1, length(receive_messages(1))),
{ok, #{}, [0]} = emqtt:unsubscribe(C1, <<"retained">>),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained">>, [{qos, 0}, {rh, 1}]),
?assertEqual(1, length(receive_messages(1))),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained">>, [{qos, 0}, {rh, 1}]),
?assertEqual(0, length(receive_messages(1))),
{ok, #{}, [0]} = emqtt:unsubscribe(C1, <<"retained">>),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained">>, [{qos, 0}, {rh, 2}]),
?assertEqual(0, length(receive_messages(1))),
emqtt:publish(C1, <<"retained">>, <<"">>, [{qos, 0}, {retain, true}]),
ok = emqtt:disconnect(C1).
t_wildcard_subscription(Config) ->
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
emqtt:publish(
C1,
<<"retained/0">>,
<<"this is a retained message 0">>,
[{qos, 0}, {retain, true}]
),
emqtt:publish(
C1,
<<"retained/1">>,
<<"this is a retained message 1">>,
[{qos, 0}, {retain, true}]
),
emqtt:publish(
C1,
<<"retained/a/b/c">>,
<<"this is a retained message 2">>,
[{qos, 0}, {retain, true}]
),
publish(
C1,
<<"/x/y/z">>,
<<"this is a retained message 3">>,
[{qos, 0}, {retain, true}],
Config
),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/+">>, 0),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/+/b/#">>, 0),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"/+/y/#">>, 0),
Msgs = receive_messages(4),
?assertEqual(4, length(Msgs), #{msgs => Msgs}),
emqtt:publish(C1, <<"retained/0">>, <<"">>, [{qos, 0}, {retain, true}]),
emqtt:publish(C1, <<"retained/1">>, <<"">>, [{qos, 0}, {retain, true}]),
emqtt:publish(C1, <<"retained/a/b/c">>, <<"">>, [{qos, 0}, {retain, true}]),
emqtt:publish(C1, <<"/x/y/z">>, <<"">>, [{qos, 0}, {retain, true}]),
ok = emqtt:disconnect(C1).
t_message_expiry(Config) ->
ConfMod = fun(Conf) ->
Conf#{<<"delivery_rate">> := <<"infinity">>}
end,
Case = fun() ->
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
emqtt:publish(
C1,
<<"retained/0">>,
#{'Message-Expiry-Interval' => 0},
<<"don't expire">>,
[{qos, 0}, {retain, true}]
),
emqtt:publish(
C1,
<<"retained/1">>,
#{'Message-Expiry-Interval' => 2},
<<"expire">>,
[{qos, 0}, {retain, true}]
),
emqtt:publish(
C1,
<<"retained/2">>,
#{'Message-Expiry-Interval' => 5},
<<"don't expire">>,
[{qos, 0}, {retain, true}]
),
emqtt:publish(
C1,
<<"retained/3">>,
<<"don't expire">>,
[{qos, 0}, {retain, true}]
),
publish(
C1,
<<"$SYS/retained/4">>,
<<"don't expire">>,
[{qos, 0}, {retain, true}],
Config
),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/+">>, 0),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"$SYS/retained/+">>, 0),
?assertEqual(5, length(receive_messages(5))),
{ok, #{}, [0]} = emqtt:unsubscribe(C1, <<"retained/+">>),
{ok, #{}, [0]} = emqtt:unsubscribe(C1, <<"$SYS/retained/+">>),
timer:sleep(3000),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/+">>, 0),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"$SYS/retained/+">>, 0),
?assertEqual(4, length(receive_messages(5))),
emqtt:publish(C1, <<"retained/0">>, <<"">>, [{qos, 0}, {retain, true}]),
emqtt:publish(C1, <<"retained/1">>, <<"">>, [{qos, 0}, {retain, true}]),
emqtt:publish(C1, <<"retained/2">>, <<"">>, [{qos, 0}, {retain, true}]),
emqtt:publish(C1, <<"retained/3">>, <<"">>, [{qos, 0}, {retain, true}]),
emqtt:publish(C1, <<"$SYS/retained/4">>, <<"">>, [{qos, 0}, {retain, true}]),
ok = emqtt:disconnect(C1)
end,
with_conf(ConfMod, Case).
t_message_expiry_2(Config) ->
ConfMod = fun(Conf) ->
Conf#{<<"msg_expiry_interval">> := <<"2s">>}
end,
Case = fun() ->
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
publish(C1, <<"retained">>, <<"expire">>, [{qos, 0}, {retain, true}], Config),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained">>, [{qos, 0}, {rh, 0}]),
?assertEqual(1, length(receive_messages(1))),
timer:sleep(4000),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained">>, [{qos, 0}, {rh, 0}]),
?assertEqual(0, length(receive_messages(1))),
{ok, #{}, [0]} = emqtt:unsubscribe(C1, <<"retained">>),
emqtt:publish(C1, <<"retained">>, <<"">>, [{qos, 0}, {retain, true}]),
ok = emqtt:disconnect(C1)
end,
with_conf(ConfMod, Case).
t_table_full(_) ->
ConfMod = fun(Conf) ->
Conf#{<<"backend">> => #{<<"max_retained_messages">> => <<"1">>}}
end,
Case = fun() ->
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
emqtt:publish(C1, <<"retained/t/1">>, <<"a">>, [{qos, 0}, {retain, true}]),
emqtt:publish(C1, <<"retained/t/2">>, <<"b">>, [{qos, 0}, {retain, true}]),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/t/1">>, [{qos, 0}, {rh, 0}]),
?assertEqual(1, length(receive_messages(1))),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/t/2">>, [{qos, 0}, {rh, 0}]),
?assertEqual(0, length(receive_messages(1))),
ok = emqtt:disconnect(C1)
end,
with_conf(ConfMod, Case).
t_clean(Config) ->
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
emqtt:publish(
C1,
<<"retained/0">>,
<<"this is a retained message 0">>,
[{qos, 0}, {retain, true}]
),
emqtt:publish(
C1,
<<"retained/1">>,
<<"this is a retained message 1">>,
[{qos, 0}, {retain, true}]
),
publish(
C1,
<<"retained/test/0">>,
<<"this is a retained message 2">>,
[{qos, 0}, {retain, true}],
Config
),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/#">>, [{qos, 0}, {rh, 0}]),
?assertEqual(3, length(receive_messages(3))),
ok = emqx_retainer:delete(<<"retained/test/0">>),
ok = emqx_retainer:delete(<<"retained/+">>),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/#">>, [{qos, 0}, {rh, 0}]),
?assertEqual(0, length(receive_messages(3))),
ok = emqtt:disconnect(C1).
t_stop_publish_clear_msg(_) ->
emqx_retainer:update_config(#{<<"stop_publish_clear_msg">> => true}),
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
emqtt:publish(
C1,
<<"retained/0">>,
<<"this is a retained message 0">>,
[{qos, 0}, {retain, true}]
),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/#">>, [{qos, 0}, {rh, 0}]),
?assertEqual(1, length(receive_messages(1))),
emqtt:publish(C1, <<"retained/0">>, <<"">>, [{qos, 0}, {retain, true}]),
?assertEqual(0, length(receive_messages(1))),
emqx_retainer:update_config(#{<<"stop_publish_clear_msg">> => false}),
ok = emqtt:disconnect(C1).
t_flow_control(_) ->
Rate = emqx_ratelimiter_SUITE:to_rate("1/1s"),
LimiterCfg = make_limiter_cfg(Rate),
JsonCfg = make_limiter_json(<<"1/1s">>),
emqx_limiter_server:add_bucket(emqx_retainer, internal, LimiterCfg),
emqx_retainer:update_config(#{
<<"delivery_rate">> => <<"1/1s">>,
<<"flow_control">> =>
#{
<<"batch_read_number">> => 1,
<<"batch_deliver_number">> => 1,
<<"batch_deliver_limiter">> => JsonCfg
}
}),
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
emqtt:publish(
C1,
<<"retained/0">>,
<<"this is a retained message 0">>,
[{qos, 0}, {retain, true}]
),
emqtt:publish(
C1,
<<"retained/1">>,
<<"this is a retained message 1">>,
[{qos, 0}, {retain, true}]
),
emqtt:publish(
C1,
<<"retained/3">>,
<<"this is a retained message 3">>,
[{qos, 0}, {retain, true}]
),
Begin = erlang:system_time(millisecond),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/#">>, [{qos, 0}, {rh, 0}]),
?assertEqual(3, length(receive_messages(3))),
End = erlang:system_time(millisecond),
Diff = End - Begin,
?assert(
Diff > timer:seconds(2.5) andalso Diff < timer:seconds(3.9),
lists:flatten(io_lib:format("Diff is :~p~n", [Diff]))
),
ok = emqtt:disconnect(C1),
emqx_limiter_server:del_bucket(emqx_retainer, internal),
emqx_retainer:update_config(#{
<<"flow_control">> =>
#{
<<"batch_read_number">> => 1,
<<"batch_deliver_number">> => 1
}
}),
ok.
t_clear_expired(_) ->
ConfMod = fun(Conf) ->
Conf#{
<<"msg_clear_interval">> := <<"1s">>,
<<"msg_expiry_interval">> := <<"3s">>
}
end,
Case = fun() ->
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
lists:foreach(
fun(I) ->
emqtt:publish(
C1,
<<"retained/", (I + 60):8/unsigned-integer>>,
#{'Message-Expiry-Interval' => 3},
<<"retained">>,
[{qos, 0}, {retain, true}]
)
end,
lists:seq(1, 5)
),
timer:sleep(1000),
{ok, _, List} = emqx_retainer:page_read(<<"retained/+">>, 1, 10),
?assertEqual(5, erlang:length(List)),
timer:sleep(4500),
{ok, _, List2} = emqx_retainer:page_read(<<"retained/+">>, 1, 10),
?assertEqual(0, erlang:length(List2)),
ok = emqtt:disconnect(C1)
end,
with_conf(ConfMod, Case).
t_max_payload_size(_) ->
ConfMod = fun(Conf) -> Conf#{<<"max_payload_size">> := <<"1kb">>} end,
Case = fun() ->
emqx_retainer:clean(),
timer:sleep(500),
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
Payload = iolist_to_binary(lists:duplicate(1024, <<"0">>)),
emqtt:publish(
C1,
<<"retained/1">>,
#{},
Payload,
[{qos, 0}, {retain, true}]
),
emqtt:publish(
C1,
<<"retained/2">>,
#{},
<<"1", Payload/binary>>,
[{qos, 0}, {retain, true}]
),
timer:sleep(500),
{ok, _, List} = emqx_retainer:page_read(<<"retained/+">>, 1, 10),
?assertEqual(1, erlang:length(List)),
ok = emqtt:disconnect(C1)
end,
with_conf(ConfMod, Case).
t_page_read(_) ->
{ok, C1} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
ok = emqx_retainer:clean(),
timer:sleep(500),
Fun = fun(I) ->
emqtt:publish(
C1,
<<"retained/", (I + 60)>>,
<<"this is a retained message">>,
[{qos, 0}, {retain, true}]
)
end,
lists:foreach(Fun, lists:seq(1, 9)),
timer:sleep(200),
{ok, _, List} = emqx_retainer:page_read(<<"retained/+">>, 1, 5),
?assertEqual(5, length(List)),
{ok, _, List2} = emqx_retainer:page_read(<<"retained/+">>, 2, 5),
?assertEqual(4, length(List2)),
ok = emqtt:disconnect(C1).
t_only_for_coverage(_) ->
?assertEqual(retainer, emqx_retainer_schema:namespace()),
ignored = gen_server:call(emqx_retainer, unexpected),
ok = gen_server:cast(emqx_retainer, unexpected),
unexpected = erlang:send(erlang:whereis(emqx_retainer), unexpected),
Dispatcher = emqx_retainer_dispatcher:worker(),
ignored = gen_server:call(Dispatcher, unexpected),
ok = gen_server:cast(Dispatcher, unexpected),
unexpected = erlang:send(Dispatcher, unexpected),
true = erlang:exit(Dispatcher, normal),
ok.
t_reindex(_) ->
{ok, C} = emqtt:start_link([{clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C),
ok = emqx_retainer:clean(),
ok = emqx_retainer_mnesia:reindex([[1, 3]], false, fun(_Done) -> ok end),
%% Prepare retained messages for "retained/N1/N2" topics
?check_trace(
?wait_async_action(
lists:foreach(
fun(N1) ->
lists:foreach(
fun(N2) ->
emqtt:publish(
C,
erlang:iolist_to_binary([
<<"retained/">>,
io_lib:format("~5..0w", [N1]),
<<"/">>,
io_lib:format("~5..0w", [N2])
]),
<<"this is a retained message">>,
[{qos, 0}, {retain, true}]
)
end,
lists:seq(1, 10)
)
end,
lists:seq(1, 1000)
),
#{?snk_kind := message_retained, topic := <<"retained/01000/00010">>},
5000
),
[]
),
?check_trace(
?wait_async_action(
begin
%% Spawn reindexing in the background
spawn_link(
fun() ->
timer:sleep(1000),
emqx_retainer_mnesia:reindex(
[[1, 4]],
false,
fun(Done) ->
?tp(
info,
reindexing_progress,
#{done => Done}
)
end
)
end
),
%% Subscribe to "retained/N/+" for some time, while reindexing is in progress
T = erlang:monotonic_time(millisecond),
ok = test_retain_while_reindexing(C, T + 3000)
end,
#{?snk_kind := reindexing_progress, done := 10000},
10000
),
fun(Trace) ->
?assertMatch(
[_ | _],
lists:filter(
fun
(#{done := 10000}) -> true;
(_) -> false
end,
?of_kind(reindexing_progress, Trace)
)
)
end
).
t_get_basic_usage_info(_Config) ->
?assertEqual(#{retained_messages => 0}, emqx_retainer:get_basic_usage_info()),
Context = emqx_retainer:context(),
lists:foreach(
fun(N) ->
Num = integer_to_binary(N),
Message = emqx_message:make(<<"retained/", Num/binary>>, <<"payload">>),
ok = emqx_retainer:store_retained(Context, Message)
end,
lists:seq(1, 5)
),
?assertEqual(#{retained_messages => 5}, emqx_retainer:get_basic_usage_info()),
ok.
%% test whether the app can start normally after disabling emqx_retainer
%% fix: https://github.com/emqx/emqx/pull/8911
test_disable_then_start(_Config) ->
emqx_retainer:update_config(#{<<"enable">> => false}),
?assertNotEqual([], gproc_pool:active_workers(emqx_retainer_dispatcher)),
ok = application:stop(emqx_retainer),
timer:sleep(100),
?assertEqual([], gproc_pool:active_workers(emqx_retainer_dispatcher)),
ok = application:ensure_started(emqx_retainer),
timer:sleep(100),
?assertNotEqual([], gproc_pool:active_workers(emqx_retainer_dispatcher)),
ok.
t_deliver_when_banned(_) ->
Client1 = <<"c1">>,
Client2 = <<"c2">>,
{ok, C1} = emqtt:start_link([{clientid, Client1}, {clean_start, true}, {proto_ver, v5}]),
{ok, _} = emqtt:connect(C1),
lists:foreach(
fun(I) ->
Topic = erlang:list_to_binary(io_lib:format("retained/~p", [I])),
Msg = emqx_message:make(Client2, 0, Topic, <<"this is a retained message">>),
Msg2 = emqx_message:set_flag(retain, Msg),
emqx:publish(Msg2)
end,
lists:seq(1, 3)
),
Now = erlang:system_time(second),
Who = emqx_banned:who(clientid, Client2),
emqx_banned:create(#{
who => Who,
by => <<"test">>,
reason => <<"test">>,
at => Now,
until => Now + 120
}),
timer:sleep(100),
snabbkaffe:start_trace(),
{ok, SubRef} =
snabbkaffe:subscribe(
?match_event(#{?snk_kind := ignore_retained_message_deliver}),
_NEvents = 3,
_Timeout = 10000,
0
),
{ok, #{}, [0]} = emqtt:subscribe(C1, <<"retained/+">>, [{qos, 0}, {rh, 0}]),
{ok, Trace} = snabbkaffe:receive_events(SubRef),
?assertEqual(3, length(?of_kind(ignore_retained_message_deliver, Trace))),
snabbkaffe:stop(),
emqx_banned:delete(Who),
{ok, #{}, [0]} = emqtt:unsubscribe(C1, <<"retained/+">>),
ok = emqtt:disconnect(C1).
t_compatibility_for_deliver_rate(_) ->
Parser = fun(Conf) ->
{ok, RawConf} = hocon:binary(Conf, #{format => map}),
hocon_tconf:check_plain(emqx_retainer_schema, RawConf, #{
required => false, atom_key => false
})
end,
Infinity = <<"retainer.deliver_rate = \"infinity\"">>,
?assertMatch(
#{
<<"retainer">> :=
#{
<<"flow_control">> := #{
<<"batch_deliver_number">> := 0,
<<"batch_read_number">> := 0,
<<"batch_deliver_limiter">> := #{<<"rate">> := infinity}
}
}
},
Parser(Infinity)
),
R1 = <<"retainer.deliver_rate = \"1000/s\"">>,
?assertMatch(
#{
<<"retainer">> :=
#{
<<"flow_control">> := #{
<<"batch_deliver_number">> := 1000,
<<"batch_read_number">> := 1000,
<<"batch_deliver_limiter">> := #{<<"client">> := #{<<"rate">> := 100.0}}
}
}
},
Parser(R1)
),
R2 = <<
"retainer{deliver_rate = \"1000/s\"",
"flow_control.batch_deliver_limiter.rate = \"500/s\"}"
>>,
?assertMatch(
#{
<<"retainer">> :=
#{
<<"flow_control">> := #{
<<"batch_deliver_number">> := 1000,
<<"batch_read_number">> := 1000,
<<"batch_deliver_limiter">> := #{<<"client">> := #{<<"rate">> := 100.0}}
}
}
},
Parser(R2)
),
DeliveryInf = <<"retainer.delivery_rate = \"infinity\"">>,
?assertMatch(
#{
<<"retainer">> :=
#{
<<"flow_control">> := #{
<<"batch_deliver_number">> := 0,
<<"batch_read_number">> := 0,
<<"batch_deliver_limiter">> := #{<<"rate">> := infinity}
}
}
},
Parser(DeliveryInf)
).
t_update_config(_) ->
OldConf = emqx_config:get_raw([retainer]),
NewConf = emqx_utils_maps:deep_put([<<"backend">>, <<"storage_type">>], OldConf, <<"disk">>),
emqx_retainer:update_config(NewConf).
%%--------------------------------------------------------------------
%% Helper functions
%%--------------------------------------------------------------------
test_retain_while_reindexing(C, Deadline) ->
case erlang:monotonic_time(millisecond) > Deadline of
true ->
ok;
false ->
N = rand:uniform(1000),
Topic = iolist_to_binary([
<<"retained/">>,
io_lib:format("~5..0w", [N]),
<<"/+">>
]),
{ok, #{}, [0]} = emqtt:subscribe(C, Topic, [{qos, 0}, {rh, 0}]),
Messages = receive_messages(10),
?assertEqual(10, length(Messages)),
{ok, #{}, [0]} = emqtt:unsubscribe(C, Topic),
test_retain_while_reindexing(C, Deadline)
end.
receive_messages(Count) ->
receive_messages(Count, []).
receive_messages(0, Msgs) ->
Msgs;
receive_messages(Count, Msgs) ->
receive
{publish, Msg} ->
ct:log("Msg: ~p ~n", [Msg]),
receive_messages(Count - 1, [Msg | Msgs]);
Other ->
ct:log("Other Msg: ~p~n", [Other]),
receive_messages(Count, Msgs)
after 2000 ->
Msgs
end.
with_conf(ConfMod, Case) ->
Conf = emqx:get_raw_config([retainer]),
NewConf = ConfMod(Conf),
emqx_retainer:update_config(NewConf),
try
Case(),
{ok, _} = emqx_retainer:update_config(Conf)
catch
Type:Error:Strace ->
emqx_retainer:update_config(Conf),
erlang:raise(Type, Error, Strace)
end.
make_limiter_cfg(Rate) ->
Client = #{
rate => Rate,
initial => 0,
burst => 0,
low_watermark => 1,
divisible => false,
max_retry_time => timer:seconds(5),
failure_strategy => force
},
#{client => Client, rate => Rate, initial => 0, burst => 0}.
make_limiter_json(Rate) ->
Client = #{
<<"rate">> => Rate,
<<"initial">> => 0,
<<"burst">> => <<"0">>,
<<"low_watermark">> => 0,
<<"divisible">> => <<"false">>,
<<"max_retry_time">> => <<"5s">>,
<<"failure_strategy">> => <<"force">>
},
#{
<<"client">> => Client,
<<"rate">> => <<"infinity">>,
<<"initial">> => 0,
<<"burst">> => <<"0">>
}.
publish(Client, Topic, Payload, Opts, TCConfig) ->
PublishOpts = publish_opts(TCConfig),
do_publish(Client, Topic, Payload, Opts, PublishOpts).
publish_opts(TCConfig) ->
Timeout = proplists:get_value(publish_wait_timeout, TCConfig, undefined),
Predicate =
case proplists:get_value(publish_wait_predicate, TCConfig, undefined) of
undefined -> undefined;
{NEvents, Pred} -> {predicate, {NEvents, Pred, Timeout}};
Pred -> {predicate, {1, Pred, Timeout}}
end,
Sleep =
case proplists:get_value(sleep_after_publish, TCConfig, undefined) of
undefined -> undefined;
Time -> {sleep, Time}
end,
emqx_maybe:define(Predicate, Sleep).
do_publish(Client, Topic, Payload, Opts, undefined) ->
emqtt:publish(Client, Topic, Payload, Opts);
do_publish(Client, Topic, Payload, Opts, {predicate, {NEvents, Predicate, Timeout}}) ->
%% Do not delete this clause: it's used by other retainer implementation tests
{ok, SRef0} = snabbkaffe:subscribe(Predicate, NEvents, Timeout),
Res = emqtt:publish(Client, Topic, Payload, Opts),
{ok, _} = snabbkaffe:receive_events(SRef0),
Res;
do_publish(Client, Topic, Payload, Opts, {sleep, Time}) ->
%% Do not delete this clause: it's used by other retainer implementation tests
Res = emqtt:publish(Client, Topic, Payload, Opts),
ct:sleep(Time),
Res.