跨主机Docker容器部署hadoop集群方法_docker 部署hdp 集群 并实现跨服务器访问

FROM centos-base

MAINTAINER yy

RUN yum install passwd openssl openssh* -y

read -t 60 -p "password:" pw

RUN echo $pw | passwd --stdin root

RUN ssh-keygen -q -t rsa -b 2048 -f /etc/ssh/ssh_host_rsa_key -N ''

RUN ssh-keygen -q -t ecdsa -f /etc/ssh/ssh_host_ecdsa_key -N ''

RUN sed -i '/^session\s\+required\s\+pam_loginuid.so/s/^/#/' /etc/pam.d/sshd

RUN mkdir -p /root/.ssh && chown  root. root /root && chmod 700 /root/.ssh

# 暴露ssh端口22

EXPOSE 22

# 设定运行镜像时的默认命令：输出ip，并以daemon方式启动sshd

CMD ip addr ls eth0 | awk '{print $2}' | egrep -o '([0-9]+\.){3}[0-9]+';/usr/sbin/sshd -D