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Doc: update doc to declare that zookeeper 3.5+ is required in cluster coordinator (#7212)

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kezhenxu94 2021-06-30 19:21:02 +08:00 committed by GitHub
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2
CHANGES.md
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@ -44,7 +44,7 @@ Release Notes.
* Upgrade netty caused by CVE-2019-20444, CVE-2019-20445, CVE-2019-16869, CVE-2020-11612, CVE-2021-21290, CVE-2021-21295
and CVE-2021-21409.
* Upgrade consul client caused by CVE-2018-1000844, CVE-2018-1000850.
* Upgrade zookeeper caused by CVE-2019-0201.
* Upgrade zookeeper caused by CVE-2019-0201, zookeeper cluster coordinator plugin now requires zookeeper server 3.5+.
* Upgrade snake yaml caused by CVE-2017-18640.
* Upgrade embed tomcat caused by CVE-2020-13935.
* Upgrade commons-lang3 to avoid potential NPE in some JDK versions.

6
docs/en/setup/backend/backend-cluster.md
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@ -22,7 +22,7 @@ You can specify any of them in the `selector` property to enable it.
## Zookeeper coordinator
Zookeeper is a very common and widely used cluster coordinator. Set the **cluster/selector** to **zookeeper** in the yml to enable it.
Required Zookeeper version: 3.4+
Required Zookeeper version: 3.5+
```yaml
cluster:
@ -31,9 +31,9 @@ cluster:
```
- `hostPort` is the list of zookeeper servers. Format is `IP1:PORT1,IP2:PORT2,...,IPn:PORTn`
- `enableACL` enable [Zookeeper ACL](https://zookeeper.apache.org/doc/r3.4.1/zookeeperProgrammers.html#sc_ZooKeeperAccessControl) to control access to its znode.
- `enableACL` enable [Zookeeper ACL](https://zookeeper.apache.org/doc/r3.5.5/zookeeperProgrammers.html#sc_ZooKeeperAccessControl) to control access to its znode.
- `schema` is Zookeeper ACL schemas.
- `expression` is a expression of ACL. The format of the expression is specific to the [schema](https://zookeeper.apache.org/doc/r3.4.1/zookeeperProgrammers.html#sc_BuiltinACLSchemes).
- `expression` is a expression of ACL. The format of the expression is specific to the [schema](https://zookeeper.apache.org/doc/r3.5.5/zookeeperProgrammers.html#sc_BuiltinACLSchemes).
- `hostPort`, `baseSleepTimeMs` and `maxRetries` are settings of Zookeeper curator client.
Note: