mkdir -p /opt/vol/{mysql,html}
docker run --privileged --name c1 -d -it -v /opt/vol/mysql:/var/lib/mysql -v /opt/vol/html:/var/www/html centos:7 /usr/sbin/init
docker exec -it c1 /bin/bash
yum install -y lftp wget
cd /etc/yum.repos.d/
rm -rf ./*
cat > /etc/yum.repos.d/ftp.repo<<EOF
[ftp]
name=ftpbase
baseurl=ftp://172.17.0.1
enabled=1
gpgcheck=0
EOF
cd
wget -i -c http://dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm
yum -y install mysql57-community-release-el7-10.noarch.rpm
yum install -y vim net-tools openssh-server* httpd php php-mysql wget mysql-server mysql
echo \` |passwd root --stdin
systemctl restart mysqld sshd &
查看数据库初始化密码
grep "password" /var/log/mysqld.log
set global validate_password_policy=0;（密码复杂程度降低）
set global validate_password_length=1;（密码复杂程度降低）
ALTER USER 'root'@'localhost' IDENTIFIED BY '123qwe';