Ref: https://hub.docker.com/r/atlassian/confluence-server/

Create user ang group

groupadd -g 2002 v
useradd -u 2002 -g confdocker confdocker

Setttings new Rights

cd /data

chown -R confdocker:confdocker confluence

chown -R confdocker:confdocker confluence-data

Setiing Mysql 

update mysql.user set Host='%' where User='confluence';

service mysql restart

Starting Docker

docker run --add-host="host.docker.local:77.243.52.144" -e ATL_DB_TYPE=mysql -e ATL_PROXY_NAME=mos-eisley.dk -e ATL_PROXY_PORT=443 -e ATL_TOMCAT_SCHEME=https -e JVM_MAXIMUM_MEMORY=3072m -e JVM_RESERVED_CODE_CACHE_SIZE=512m -v /data/confluence-data:/var/atlassian/application-data/confluence --name="confluence" -d -p 8090:8090 -p 8091:8091 atlassian/confluence-server
docker cp /data/confluence/confluence/WEB-INF/lib/mysql-connector-java-5.1.39-bin.jar confluence:/opt/atlassian/confluence/lib

Problem

Confluence cat se database on host.docker.local