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%% This Source Code Form is subject to the terms of the Mozilla Public
%% License, v. 2.0. If a copy of the MPL was not distributed with this
%% file, You can obtain one at https://mozilla.org/MPL/2.0/.
%%
%% Copyright (c) 2007-2020 VMware, Inc. or its affiliates. All rights reserved.
%%
-module(lazy_queue_SUITE).
-include_lib("common_test/include/ct.hrl").
-include_lib("amqp_client/include/amqp_client.hrl").
-compile(export_all).
-define(QNAME, <<"queue.mode.test">>).
-define(MESSAGE_COUNT, 2000).
all() ->
[
{group, non_parallel_tests}
].
groups() ->
[
{non_parallel_tests, [], [
declare_args,
queue_mode_policy,
publish_consume
]}
].
%% -------------------------------------------------------------------
%% Testsuite setup/teardown.
%% -------------------------------------------------------------------
init_per_suite(Config) ->
rabbit_ct_helpers:log_environment(),
rabbit_ct_helpers:run_setup_steps(Config).
end_per_suite(Config) ->
rabbit_ct_helpers:run_teardown_steps(Config).
init_per_group(_, Config) ->
Config.
end_per_group(_, Config) ->
Config.
init_per_testcase(Testcase, Config) ->
rabbit_ct_helpers:testcase_started(Config, Testcase),
ClusterSize = 2,
TestNumber = rabbit_ct_helpers:testcase_number(Config, ?MODULE, Testcase),
Config1 = rabbit_ct_helpers:set_config(Config, [
{rmq_nodes_count, ClusterSize},
{rmq_nodes_clustered, true},
{rmq_nodename_suffix, Testcase},
{tcp_ports_base, {skip_n_nodes, TestNumber * ClusterSize}}
]),
rabbit_ct_helpers:run_steps(Config1,
rabbit_ct_broker_helpers:setup_steps() ++
rabbit_ct_client_helpers:setup_steps() ++ [
fun rabbit_ct_broker_helpers:set_ha_policy_all/1
]).
end_per_testcase(Testcase, Config) ->
Config1 = rabbit_ct_helpers:run_steps(Config,
rabbit_ct_client_helpers:teardown_steps() ++
rabbit_ct_broker_helpers:teardown_steps()),
rabbit_ct_helpers:testcase_finished(Config1, Testcase).
%% -------------------------------------------------------------------
%% Testcases.
%% -------------------------------------------------------------------
declare_args(Config) ->
A = rabbit_ct_broker_helpers:get_node_config(Config, 0, nodename),
Ch = rabbit_ct_client_helpers:open_channel(Config, A),
LQ = <<"lazy-q">>,
declare(Ch, LQ, [{<<"x-queue-mode">>, longstr, <<"lazy">>}]),
assert_queue_mode(A, LQ, lazy),
DQ = <<"default-q">>,
declare(Ch, DQ, [{<<"x-queue-mode">>, longstr, <<"default">>}]),
assert_queue_mode(A, DQ, default),
DQ2 = <<"default-q2">>,
declare(Ch, DQ2),
assert_queue_mode(A, DQ2, default),
passed.
queue_mode_policy(Config) ->
A = rabbit_ct_broker_helpers:get_node_config(Config, 0, nodename),
set_ha_mode_policy(Config, A, <<"lazy">>),
Ch = rabbit_ct_client_helpers:open_channel(Config, A),
LQ = <<"lazy-q">>,
declare(Ch, LQ, [{<<"x-queue-mode">>, longstr, <<"lazy">>}]),
assert_queue_mode(A, LQ, lazy),
LQ2 = <<"lazy-q-2">>,
declare(Ch, LQ2),
assert_queue_mode(A, LQ2, lazy),
DQ = <<"default-q">>,
declare(Ch, DQ, [{<<"x-queue-mode">>, longstr, <<"default">>}]),
assert_queue_mode(A, DQ, default),
set_ha_mode_policy(Config, A, <<"default">>),
ok = wait_for_queue_mode(A, LQ, lazy, 5000),
ok = wait_for_queue_mode(A, LQ2, default, 5000),
ok = wait_for_queue_mode(A, DQ, default, 5000),
passed.
publish_consume(Config) ->
A = rabbit_ct_broker_helpers:get_node_config(Config, 0, nodename),
Ch = rabbit_ct_client_helpers:open_channel(Config, A),
declare(Ch, ?QNAME),
rabbit_ct_client_helpers:publish(Ch, ?QNAME, ?MESSAGE_COUNT),
consume(Ch, ?QNAME, ack),
[assert_delivered(Ch, ack, P) || P <- lists:seq(1, ?MESSAGE_COUNT)],
set_ha_mode_policy(Config, A, <<"lazy">>),
rabbit_ct_client_helpers:publish(Ch, ?QNAME, ?MESSAGE_COUNT),
rabbit_ct_client_helpers:publish(Ch, ?QNAME, ?MESSAGE_COUNT),
[assert_delivered(Ch, ack, P) || P <- lists:seq(1, ?MESSAGE_COUNT)],
set_ha_mode_policy(Config, A, <<"default">>),
[assert_delivered(Ch, ack, P) || P <- lists:seq(1, ?MESSAGE_COUNT)],
rabbit_ct_client_helpers:publish(Ch, ?QNAME, ?MESSAGE_COUNT),
set_ha_mode_policy(Config, A, <<"lazy">>),
rabbit_ct_client_helpers:publish(Ch, ?QNAME, ?MESSAGE_COUNT),
set_ha_mode_policy(Config, A, <<"default">>),
[assert_delivered(Ch, ack, P) || P <- lists:seq(1, ?MESSAGE_COUNT)],
set_ha_mode_policy(Config, A, <<"lazy">>),
[assert_delivered(Ch, ack, P) || P <- lists:seq(1, ?MESSAGE_COUNT)],
cancel(Ch),
passed.
%%----------------------------------------------------------------------------
declare(Ch, Q) ->
declare(Ch, Q, []).
declare(Ch, Q, Args) ->
amqp_channel:call(Ch, #'queue.declare'{queue = Q,
durable = true,
arguments = Args}).
consume(Ch, Q, Ack) ->
amqp_channel:subscribe(Ch, #'basic.consume'{queue = Q,
no_ack = Ack =:= no_ack,
consumer_tag = <<"ctag">>},
self()),
receive
#'basic.consume_ok'{consumer_tag = <<"ctag">>} ->
ok
end.
cancel(Ch) ->
amqp_channel:call(Ch, #'basic.cancel'{consumer_tag = <<"ctag">>}).
assert_delivered(Ch, Ack, Payload) ->
PBin = payload2bin(Payload),
receive
{#'basic.deliver'{delivery_tag = DTag}, #amqp_msg{payload = PBin2}} ->
PBin = PBin2,
maybe_ack(Ch, Ack, DTag)
end.
maybe_ack(Ch, do_ack, DTag) ->
amqp_channel:cast(Ch, #'basic.ack'{delivery_tag = DTag}),
DTag;
maybe_ack(_Ch, _, DTag) ->
DTag.
payload2bin(Int) -> list_to_binary(integer_to_list(Int)).
set_ha_mode_policy(Config, Node, Mode) ->
ok = rabbit_ct_broker_helpers:set_ha_policy(Config, Node, <<".*">>, <<"all">>,
[{<<"queue-mode">>, Mode}]).
wait_for_queue_mode(_Node, _Q, _Mode, Max) when Max < 0 ->
fail;
wait_for_queue_mode(Node, Q, Mode, Max) ->
case get_queue_mode(Node, Q) of
Mode -> ok;
_ -> timer:sleep(100),
wait_for_queue_mode(Node, Q, Mode, Max - 100)
end.
assert_queue_mode(Node, Q, Expected) ->
Actual = get_queue_mode(Node, Q),
Expected = Actual.
get_queue_mode(Node, Q) ->
QNameRes = rabbit_misc:r(<<"/">>, queue, Q),
{ok, AMQQueue} =
rpc:call(Node, rabbit_amqqueue, lookup, [QNameRes]),
[{backing_queue_status, Status}] =
rpc:call(Node, rabbit_amqqueue, info,
[AMQQueue, [backing_queue_status]]),
proplists:get_value(mode, Status).
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