最近接觸docker 應用過程中發現很多製作鏡像踩得坑(如:sshd問題和docker 內部時區問題,處理中文字符集,添加發布系統ssh-key,便於自動化（ansiable 管理）;
如下是踩坑過總結的docker-file 文件;
#########載入基礎鏡像###### FROM centos7:latest MAINTAINER ljx<[email protected]> ##########安裝常用命令包########## RUN yum -y install net-tools lsof openssh-server openssl openssl-devel wget curl supervisor ##########系統管理key文件########### RUN curl http://xxxx/scripts/add_ops.sh | sh ###########發佈系統key 認證######### RUN curl http://xxxx:9090/scripts/add_jenkins.sh | sh RUN mkdir /chj/data/ -p && mkdir /chj/app && mkdir /chj/devops && mkdir /chj/pkg && mkdir /chj/log && mkdir /chj/pkg/jdk/ ##########設置CST時區############## ENV TZ=Asia/Shanghai RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone ##########設置中文字符集########### RUN yum -y install kde-l10n-Chinese telnet reinstall glibc-common && localedef -c -f UTF-8 -i zh_CN zh_CN.utf8 ENV LANG zh_CN.UTF-8 ENV LC_ALL zh_CN.UTF-8 ########################################## ###########設置時間######### RUN yum -y install cron* ntp && echo '*/5 * * * * /usr/sbin/ntpdate ntp1.aliyun.com >/dev/null 2>&1' >/var/spool/cron/root ###########ssh 服務配置########### RUN sed -ri 's/session required pam_loginuid.so/#session required pam_loginuid.so/g' /etc/pam.d/sshd RUN ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N "" && ssh-keygen -t ecdsa -f /etc/ssh/ssh_host_ecdsa_key -N "" && ssh-keygen -t ed25519 -f /etc/ssh/ssh_host_ed25519_key -N "" ##########配置容器java 環境####### COPY ./base/jdk /chj/pkg/jdk/ RUN chmod +x /chj/pkg/jdk/bin/* && ln -s /chj/pkg/jdk/bin/java /usr/sbin/java #########修改環境變量############ ADD ./base/bashrc /root/.bashrc ADD ./base/supervisord.conf /etc/supervisord.conf ADD ./base/ntp.ini /etc/supervisord.d/ ADD ./base/sshd.ini /etc/supervisord.d/sshd.ini ADD ./base/setup.sh /opt RUN chmod a+x /opt/setup.sh ENTRYPOINT [ "bash", "/opt/setup.sh","exec ","$@" ] ########開放SSH服務端口########## EXPOSE 22