认证鉴权访问控制

mysql

mongo

redis

etcd

es：

https://www.elastic.co/guide/en/elasticsearch/reference/7.16/security-api.html

https://www.elastic.co/guide/en/beats/filebeat/7.16/feature-roles.html

https://www.elastic.co/guide/en/elasticsearch/reference/7.16/configuring-stack-security.html

kafka:

https://docs.confluent.io/platform/current/security/index.html

sasl/plain认证是一种认证方式，我们集群使用了，所以在sarama的配置里需要加上认证的配置。