centos7-py37-java11for Dockerfile

# 生成的新镜像以centos镜像为基础
FROM centos:7.6.1810
# 指定作者信息
MAINTAINER by dyz
# 安装openssh-server
RUN yum -y install openssh-server

## 安装JDK11
RUN yum -y install java-11-openjdk

RUN mkdir /var/run/sshd
RUN ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key
RUN ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key

# 指定root密码
RUN /bin/echo 'root:123456'|chpasswd
RUN /bin/sed -i 's/.*session.*required.*pam_loginuid.so.*/session optional pam_loginuid.so/g' /etc/pam.d/sshd
RUN /bin/echo -e "LANG="en_US.UTF-8"" > /etc/default/local


## 安装Python
RUN set -ex 
    # 预安装所需组件
    && yum install -y wget tar libffi-devel zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gcc make initscripts 
    && wget https://www.python.org/ftp/python/3.7.5/Python-3.7.5.tgz 
    && tar -zxvf Python-3.7.5.tgz 
    && cd Python-3.7.5 
    && ./configure prefix=/usr/local/python3 
    && make 
    && make install 
    && make clean 
    && rm -rf /Python-3.7.5* 
    && yum install -y epel-release 
    && yum install -y python-pip
# 设置默认为python3
RUN set -ex 
    # 备份旧版本python
    && mv /usr/bin/python /usr/bin/python27 
    && mv /usr/bin/pip /usr/bin/pip27 
    # 配置默认为python3
    && ln -s /usr/local/python3/bin/python3.7 /usr/bin/python 
    && ln -s /usr/local/python3/bin/pip3 /usr/bin/pip
# 修复因修改python版本导致yum失效问题
RUN set -ex 
    && sed -i "s#/usr/bin/python#/usr/bin/python2.7#" /usr/bin/yum 
    && sed -i "s#/usr/bin/python#/usr/bin/python2.7#" /usr/libexec/urlgrabber-ext-down 
    && yum install -y deltarpm
# 基础环境配置
RUN set -ex 
    # 修改系统时区为东八区
    && rm -rf /etc/localtime 
    && ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime 
    && yum install -y vim 
    # 安装定时任务组件
    && yum -y install cronie
	
# 支持中文
RUN yum install kde-l10n-Chinese -y
RUN localedef -c -f UTF-8 -i zh_CN zh_CN.utf8
# 更新pip版本
RUN pip install --upgrade pip
ENV LC_ALL zh_CN.UTF-8

EXPOSE 22
CMD /usr/sbin/sshd -D