Inspect Container IP Address. ref: http://qiita.com/gologo13/items/1bdba6085ec79153bf1a
#!/bin/sh
# docker image tag name
TAG="dockerfile/mysql"
CONTAINER_ID=$(docker ps | grep $TAG | awk '{print $1}')
IP=$(docker inspect $CONTAINER_ID | python -c 'import json,sys;obj=json.load(sys.stdin);print obj[0]["NetworkSettings"]["IPAddress"]')
mysql -u admin -ppassword -h $IP