An error occurred using the PGSQL plug-in for authentication in emqx docker

[moluzhui]

BUG REPORT

Expected behavior

emqx auth pgsql can auth multi subscribed topic in one connect

Actual behavior

emqx docker log error for it

Test code

client.username_pw_set("test","test")
client.connect("localhost", 1883, 60)
client.subscribe([("test1/#", 2), ("test2/#", 2),("$SYS/brokers/test@10.0.3.99/clients/#",2)])

emqx docker log output is as follows
[error] <<"controller">>@10.0.3.99:48649 ** State machine <0.2427.0> terminating
Reason for termination = error:function_clause
Callback mode = [state_functions,state_enter]

EMQ version

v3.2.4

Docker version

Which docker-engine version?

$ docker --version
Docker version 19.03.2, build 6a30dfc

How docker info?

$ docker info
Client:
 Debug Mode: false

Server:
 Containers: 3
  Running: 3
  Paused: 0
  Stopped: 0
 Images: 5
 Server Version: 19.03.2
 Storage Driver: overlay2
  Backing Filesystem: extfs
  Supports d_type: true
  Native Overlay Diff: true
 Logging Driver: json-file
 Cgroup Driver: cgroupfs
 Plugins:
  Volume: local
  Network: bridge host ipvlan macvlan null overlay
  Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
 Swarm: inactive
 Runtimes: runc
 Default Runtime: runc
 Init Binary: docker-init
 containerd version: 894b81a4b802e4eb2a91d1ce216b8817763c29fb
 runc version: 425e105d5a03fabd737a126ad93d62a9eeede87f
 init version: fec3683
 Security Options:
  seccomp
   Profile: default
 Kernel Version: 4.15.0-66-generic
 Operating System: Ubuntu 18.04.2 LTS
 OSType: linux
 Architecture: x86_64
 CPUs: 2
 Total Memory: 60.93GiB
 Name: system
 ID: AV44:PFUC:NS6A:IDW4:SCUM:BOSQ:3P6U:6DF3:HLQ5:QZUI:NGNF:QEWG
 Docker Root Dir: /var/lib/docker
 Debug Mode: false
 Registry: https://index.docker.io/v1/
 Labels:
 Experimental: false
 Insecure Registries:
  127.0.0.0/8
 Live Restore Enabled: false

WARNING: No swap limit support

System

What system do you use?
ubuntu18.04

Hardware

How is the host machine?