emqx/apps/emqx_rule_engine
k32 1e562d4bc6 chore(rule_engine): Don't import alias/1 BIF
Fixes: #4847
2021-05-22 01:40:07 +02:00
..
docs chore(apps): relocate some apps 2021-02-19 11:24:41 +01:00
etc chore(apps): relocate some apps 2021-02-19 11:24:41 +01:00
include fix(rule_engine): only auto re-enable the rule when it was force disabled 2021-04-27 11:17:12 +08:00
priv chore(apps): relocate some apps 2021-02-19 11:24:41 +01:00
src chore(rule_engine): Don't import alias/1 BIF 2021-05-22 01:40:07 +02:00
test chore: update copyrights 2021-04-23 20:43:00 +02:00
.gitignore chore(apps): relocate some apps 2021-02-19 11:24:41 +01:00
README.md chore: more copyright updates 2021-04-23 20:43:00 +02:00
rebar.config chore(apps): relocate some apps 2021-02-19 11:24:41 +01:00

README.md

emqx-rule-engine

IoT Rule Engine for EMQ X Broker.

Concept

iot rule "Rule Name"
  when
     match TopicFilters and Conditions
  select
    para1 = val1
    para2 = val2
  then
    take action(#{para2 => val1, #para2 => val2})

Architecture

          |-----------------|
 Pub ---->| Message Routing |----> Sub
          |-----------------|
               |     /|\
              \|/     |
          |-----------------|
          |   Rule Engine   |
          |-----------------|
               |      |
        Backends Services Bridges

SQL for Rule query statement

select id, time, temperature as t from "topic/a" where t > 50;

License

Copyright (c) 2019-2021 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.