subscriptions 命令

subscriptions 命令查询消息服务器的订阅 (Subscription) 表。

命令	描述
`subscriptions list`	列出所有订阅
`subscriptions show <ClientId>`	查询指定 ClientId 客户端的订阅
`subscriptions add <ClientId> <Topic> <QoS>`	手动添加静态订阅
`subscriptions del <ClientId> <Topic>`	手动删除静态订阅

列出所有订阅:

$ ./bin/emqx_ctl subscriptions list
mosqsub/91042-airlee.lo -> t/y:1
mosqsub/90475-airlee.lo -> t/+/x:2

查询某个 Client 的订阅:

$ ./bin/emqx_ctl subscriptions show 'mosqsub/90475-airlee.lo'
mosqsub/90475-airlee.lo -> t/+/x:2

手动添加订阅关系:

$ ./bin/emqx_ctl subscriptions add 'mosqsub/90475-airlee.lo' '/world' 1
ok

手动删除订阅关系:

$ ./bin/emqx_ctl subscriptions del 'mosqsub/90475-airlee.lo' '/world'
ok