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neuron/persistence/0033_2.4.5_mqtt_upload_topic.sql

60 lines
1.6 KiB
SQL

/**
* NEURON IIoT System for Industry 4.0
* Copyright (C) 2020-2023 EMQ Technologies Co., Ltd All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
BEGIN TRANSACTION;
-- for backward compatibility with version 2.3,
-- migrate MQTT plugin upload-topic to subscription parameters.
WITH
topics AS (
SELECT
name AS app,
json_extract(json(setting), '$.params.upload-topic') AS topic
FROM
nodes
JOIN settings
WHERE
name = node_name
AND plugin_name = 'MQTT'
)
UPDATE
subscriptions
SET
params = (
SELECT
json_object('params', json_object('topic', topic)) AS params
FROM
topics
WHERE
topics.app = subscriptions.app_name
AND topics.topic NOT NULL
)
WHERE
EXISTS (
SELECT
topic
FROM
topics
WHERE
topics.app = subscriptions.app_name
AND topics.topic NOT NULL
AND subscriptions.params IS NULL
);
COMMIT;