## What is the purpose of the change Many users provide feedback that RocketMQ can't manage or protect RocketMQ resources effectively in complex development , testing,text 许多用户反馈RocketMQ在复杂的开发，测试等环境中无法有效的管理并且保护好RocketMQ资源。十分盼望RocketMQ拥有ACL体系
## Brief changelog Look at the acl-plug module. Look at the rocketmq\distribution\conf\transport.yml file. ## Verifying this change 1. broker configuration files Join the aclPlug=true 2. change distribution\conf\transport.yml file onlyNetAddress is no password required 。Forward compatibility Follow this checklist to help us incorporate your contribution quickly and easily. Notice, `it would be helpful if you could finish the following 5 checklist(the last one is not necessary)before request the community to review your PR`. - [x] Make sure there is a [Github issue](https://github.com/apache/rocketmq/issues) filed for the change (usually before you start working on it). Trivial changes like typos do not require a Github issue. Your pull request should address just this issue, without pulling in other changes - one PR resolves one issue. - [x] Format the pull request title like `[ISSUE #123] Fix UnknownException when host config not exist`. Each commit in the pull request should have a meaningful subject line and body. - [x] Write a pull request description that is detailed enough to understand what the pull request does, how, and why. - [x] Write necessary unit-test(over 80% coverage) to verify your logic correction, more mock a little better when cross module dependency exist. If the new feature or significant change is committed, please remember to add integration-test in [test module](https://github.com/apache/rocketmq/tree/master/test). - [y] Run `mvn -B clean apache-rat:check findbugs:findbugs checkstyle:checkstyle` to make sure basic checks pass. Run `mvn clean install -DskipITs` to make sure unit-test pass. Run `mvn clean test-compile failsafe:integration-test` to make sure integration-test pass. - [y ] If this contribution is large, please file an [Apache Individual Contributor License Agreement](http://www.apache.org/licenses/#clas). [ Full content available at: https://github.com/apache/rocketmq/pull/485 ] This message was relayed via gitbox.apache.org for [email protected]
