[Tarantool-patches] [PATCH 2/3 v2] replication: add test with random leaders promotion and demotion
Serge Petrenko
sergepetrenko at tarantool.org
Fri Nov 13 18:10:46 MSK 2020
12.11.2020 12:10, sergeyb at tarantool.org пишет:
> From: Sergey Bronnikov<sergeyb at tarantool.org>
>
> Part of #5055
> Part of #5144
Hi! Thanks for the patch!
> ---
> test/replication/qsync.lua | 30 ++++
> test/replication/qsync1.lua | 1 +
> test/replication/qsync2.lua | 1 +
> test/replication/qsync3.lua | 1 +
> test/replication/qsync4.lua | 1 +
> test/replication/qsync5.lua | 1 +
> test/replication/qsync_random_leader.result | 139 ++++++++++++++++++
> test/replication/qsync_random_leader.test.lua | 68 +++++++++
> 8 files changed, 242 insertions(+)
> create mode 100644 test/replication/qsync.lua
> create mode 120000 test/replication/qsync1.lua
> create mode 120000 test/replication/qsync2.lua
> create mode 120000 test/replication/qsync3.lua
> create mode 120000 test/replication/qsync4.lua
> create mode 120000 test/replication/qsync5.lua
> create mode 100644 test/replication/qsync_random_leader.result
> create mode 100644 test/replication/qsync_random_leader.test.lua
>
> diff --git a/test/replication/qsync.lua b/test/replication/qsync.lua
> new file mode 100644
> index 000000000..b15cc18c9
> --- /dev/null
> +++ b/test/replication/qsync.lua
> @@ -0,0 +1,30 @@
> +#!/usr/bin/env tarantool
> +
> +-- get instance name from filename (qsync1.lua => qsync1)
> +local INSTANCE_ID = string.match(arg[0], "%d")
> +
> +local SOCKET_DIR = require('fio').cwd()
> +
> +local function instance_uri(instance_id)
> + return SOCKET_DIR..'/qsync'..instance_id..'.sock';
> +end
> +
> +-- start console first
> +require('console').listen(os.getenv('ADMIN'))
> +
> +box.cfg({
> + listen = instance_uri(INSTANCE_ID);
> + replication = {
> + instance_uri(1);
> + instance_uri(2);
> + instance_uri(3);
> + instance_uri(4);
> + instance_uri(5);
> + };
> +})
> +
> +box.once("bootstrap", function()
> + box.cfg{replication_synchro_timeout = 1000, replication_synchro_quorum = 5}
> + box.cfg{read_only = false}
You may move these box.cfg calls to the initial box.cfg above.
> + box.schema.user.grant("guest", 'replication')
> +end)
> diff --git a/test/replication/qsync1.lua b/test/replication/qsync1.lua
> new file mode 120000
> index 000000000..df9f3a883
> --- /dev/null
> +++ b/test/replication/qsync1.lua
> @@ -0,0 +1 @@
> +qsync.lua
> \ No newline at end of file
> diff --git a/test/replication/qsync2.lua b/test/replication/qsync2.lua
> new file mode 120000
> index 000000000..df9f3a883
> --- /dev/null
> +++ b/test/replication/qsync2.lua
> @@ -0,0 +1 @@
> +qsync.lua
> \ No newline at end of file
> +
> +-- Testcase body.
> +for i=1,300 do \
> + test_run:eval(SERVERS[current_leader_id], \
> + string.format("box.space.sync:insert{%d}", i)) \
> + new_leader_id = random(current_leader_id, #SERVERS) \
> + log.info(string.format("current leader id %d, new leader id %d", \
> + current_leader_id, new_leader_id)) \
> + test_run:eval(SERVERS[new_leader_id], "box.ctl.clear_synchro_queue()") \
> + replica = random(new_leader_id, #SERVERS) \
> + test_run:wait_cond(function() return test_run:eval(SERVERS[replica], \
> + string.format("box.space.sync:get{%d}", i)) ~= nil end) \
> + test_run:wait_cond(function() return test_run:eval(SERVERS[current_leader_id], \
> + string.format("box.space.sync:get{%d}", i)) ~= nil end) \
> + current_leader_id = new_leader_id \
> +end
Discussed verbally. Please update the testcase, so that insertions
are done with too high quorum.
> +
> +test_run:switch('qsync1')
> +box.space.sync:count() -- 300
> +
> +-- Teardown.
> +test_run:switch('default')
> +test_run:eval(SERVERS[current_leader_id], 'box.space.sync:drop()')
> +test_run:drop_cluster(SERVERS)
> +box.cfg{ \
> + replication_synchro_quorum = orig_synchro_quorum, \
> + replication_synchro_timeout = orig_synchro_timeout, \
> +}
--
Serge Petrenko
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