1， docker 安装
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yum -y install docker-io
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2, docker服务启动
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service docker restart
chkconfig docker on
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3, docker 镜像下载
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docker pull centos6
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4, docker dockerfile SSH 实现
a) mkdir /data/docker/ssh -p
b) vim /data/docker/ssh/Dockerfile
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FROM centos:centos6
MAINTAINER william "swq.499809608@hotmail.com" RUN yum install -y openssh-server sudo
RUN sed -i 's/UsePAM yes/UsePAM no/g' /etc/ssh/sshd_config
RUN useradd william
RUN echo "william:william" | chpasswd
RUN echo "william ALL=(ALL) ALL" >> /etc/sudoers
RUN ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key
RUN ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key
RUN mkdir /var/run/sshd
EXPOSE 22 CMD ["/usr/sbin/sshd", "-D"]
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5, 生成docker 镜像
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docker build -t centos6-bash-ssh ssh
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6, 启动docker centos6-bash-ssh 镜像
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docker run -i -t centos6-bash-ssh /bin/bash
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7, 验证docker centos6-bash-ssh 镜像
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[root@AthController53 sshd]# docker attach 7977c7fee355
bash-4.1# ifconfig
eth0 Link encap:Ethernet HWaddr 6E:5A:DD:C2:57:F1
inet addr:172.17.0.10 Bcast:0.0.0.0 Mask:255.255.0.0
inet6 addr: fe80::6c5a:ddff:fec2:57f1/64 Scope:Link
UP BROADCAST RUNNING MTU:1500 Metric:1
RX packets:350 errors:0 dropped:0 overruns:0 frame:0
TX packets:206 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000 RX bytes:39054 (38.1 KiB) TX bytes:31757 (31.0 KiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
bash-4.1#
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[root@AthController53 sshd]# ssh 172.17.0.10
root@172.17.0.10's
password:
Last login: Tue Nov 11 09:43:14 2014 from 172.17.42.1
-bash-4.1#
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