Docker：查看container容器的 ip 地址

# 宿主主机查看
$ docker inspect --format='{{.Name}} - {{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' \
$(docker ps -aq)
/mysql-slave - 172.17.0.3
/mysql-master - 172.17.0.2

# 进入容器后查看
$ cat /etc/hosts
127.0.0.1   localhost
::1 localhost ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
172.17.0.2  7c5390f1dba0