示例 - CentOS7

[root@CentOS-7 ~]# cat ssh-centos7 FROM centos:centos7MAINTAINER anliven "anliven@yeah.net"　　ENV http_proxy="http://10.144.1.10:8080"RUN yum install -y openssh-server \    && yum install -y inetutils-ping iproute net-tools \    && yum clean all \    && echo '123456' | passwd --stdin root \    && ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key \    && ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key EXPOSE 22CMD ["/usr/sbin/sshd", "-D"][root@CentOS-7 ~]# [root@CentOS-7 ~]# docker  build --file ssh-centos7 --tag ssh:centos7 .Sending build context to Docker daemon 18.55 MBStep 1 : FROM centos:centos7 ---> a8493f5f50ffStep 2 : MAINTAINER anliven "anliven@yeah.net" ---> Running in 204f723fabdd ---> 89fa55e17d5fRemoving intermediate container 204f723fabddStep 3 : ENV http_proxy "http://10.144.1.10:8080" ---> Running in 2f70b94e0d63 ---> 0e50b2cfdc9eRemoving intermediate container 2f70b94e0d63Step 4 : RUN yum install -y openssh-server     && yum install -y inetutils-ping iproute net-tools     && yum clean all     && echo '123456' | passwd --stdin root     && ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key     && ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key ---> Running in fb4b2380f5ec.................. ---> d1548e06d027Removing intermediate container fb4b2380f5ecStep 5 : EXPOSE 22 ---> Running in 03afbb7ffc45 ---> 90c69174857bRemoving intermediate container 03afbb7ffc45Step 6 : CMD /usr/sbin/sshd -D ---> Running in a07326dc62aa ---> 3bf6495f5de6Removing intermediate container a07326dc62aaSuccessfully built 3bf6495f5de6[root@CentOS-7 ~]# [root@CentOS-7 ~]# docker images ssh:centos7REPOSITORY          TAG                 IMAGE ID            CREATED              SIZEssh                 centos7             3bf6495f5de6        About a minute ago   217.9 MB[root@CentOS-7 ~]# [root@CentOS-7 ~]# docker run -d -P ssh:centos71733db18cfd18735504272f90655d832b36e898998e5054bbbf499fcab381827[root@CentOS-7 ~]# [root@CentOS-7 ~]# docker psCONTAINER ID        IMAGE               COMMAND               CREATED             STATUS              PORTS                   NAMES1733db18cfd1        ssh:centos7         "/usr/sbin/sshd -D"   7 seconds ago       Up 6 seconds        0.0.0.0:32769->22/tcp   amazing_hamilton[root@CentOS-7 ~]# [root@CentOS-7 ~]# ssh -p 32769 root@0.0.0.0The authenticity of host '[0.0.0.0]:32769 ([0.0.0.0]:32769)' can't be established.RSA key fingerprint is cf:28:2c:32:94:82:40:2a:b3:54:51:6f:f6:0b:43:e8.Are you sure you want to continue connecting (yes/no)? yesWarning: Permanently added '[0.0.0.0]:32769' (RSA) to the list of known hosts.root@0.0.0.0's password: [root@1733db18cfd1 ~]# [root@1733db18cfd1 ~]# ip addr show |grep eth052: eth0@if53: 
    
      mtu 1500 qdisc noqueue state UP     inet 172.17.0.2/16 scope global eth0[root@1733db18cfd1 ~]# [root@1733db18cfd1 ~]# exitlogoutConnection to 0.0.0.0 closed.[root@CentOS-7 ~]#
    

示例 - Ubuntu16.04

[root@CentOS-7 ~]# cat ssh-ubuntu16 FROM ubuntu:16.04MAINTAINER anliven "anliven@yeah.net"ENV http_proxy="http://10.144.1.10:8080"RUN apt-get update \    && apt-get install -y openssh-server \    && apt-get install -y inetutils-ping iproute net-tools \    && apt-get clean \    && mkdir /var/run/sshd \    && sed -i 's/PermitRootLogin prohibit-password/PermitRootLogin yes/g' /etc/ssh/sshd_config \    && echo "root:123456" | chpasswdEXPOSE 22CMD ["/usr/sbin/sshd", "-D"][root@CentOS-7 ~]# [root@CentOS-7 ~]# docker build --file ssh-ubuntu16 --tag ssh:ubuntu16 .Sending build context to Docker daemon 18.55 MBStep 1 : FROM ubuntu:16.04 ---> f7b3f317ec73Step 2 : MAINTAINER anliven "anliven@yeah.net" ---> Running in 6259dee07753 ---> 427750397620Removing intermediate container 6259dee07753Step 3 : ENV http_proxy "http://10.144.1.10:8080" ---> Running in bcb0bd688544 ---> aa313abb23c8Removing intermediate container bcb0bd688544Step 4 : RUN apt-get update     && apt-get install -y openssh-server     && apt-get install -y inetutils-ping iproute net-tools     && apt-get clean     && mkdir /var/run/sshd     && sed -i 's/PermitRootLogin prohibit-password/PermitRootLogin yes/g' /etc/ssh/sshd_config     && echo "root:123456" | chpasswd ---> Running in a916fc8fc699.................. ---> fee74bafa989Removing intermediate container a916fc8fc699Step 5 : EXPOSE 22 ---> Running in c6d1032bd372 ---> a99434e93cc6Removing intermediate container c6d1032bd372Step 6 : CMD /usr/sbin/sshd -D ---> Running in 4750dcb341a6 ---> c5cbd98fb8c7Removing intermediate container 4750dcb341a6Successfully built c5cbd98fb8c7[root@CentOS-7 ~]# [root@CentOS-7 ~]# docker images ssh:ubuntu16REPOSITORY          TAG                 IMAGE ID            CREATED             SIZEssh                 ubuntu16            c5cbd98fb8c7        47 seconds ago      215.6 MB[root@CentOS-7 ~]# [root@CentOS-7 ~]# docker run -d -P ssh:ubuntu16f92e3274421f3b0dfca0605bc0c8df3ea13dcace3a307e77f4d600f819645537[root@CentOS-7 ~]# [root@CentOS-7 ~]# docker psCONTAINER ID        IMAGE               COMMAND               CREATED             STATUS              PORTS                   NAMESf92e3274421f        ssh:ubuntu16        "/usr/sbin/sshd -D"   5 seconds ago       Up 4 seconds        0.0.0.0:32773->22/tcp   dreamy_brahmagupta[root@CentOS-7 ~]# [root@CentOS-7 ~]# ssh -p 32773 root@0.0.0.0The authenticity of host '[0.0.0.0]:32773 ([0.0.0.0]:32773)' can't be established.ECDSA key fingerprint is 01:66:ff:54:44:34:92:ab:6d:7a:77:a9:6a:18:7d:1d.Are you sure you want to continue connecting (yes/no)? yesWarning: Permanently added '[0.0.0.0]:32773' (ECDSA) to the list of known hosts.root@0.0.0.0's password: Welcome to Ubuntu 16.04.2 LTS (GNU/Linux 3.10.0-327.el7.x86_64 x86_64) * Documentation:  https://help.ubuntu.com * Management:     https://landscape.canonical.com * Support:        https://ubuntu.com/advantageThe programs included with the Ubuntu system are free software;the exact distribution terms for each program are described in theindividual files in /usr/share/doc/*/copyright.Ubuntu comes with ABSOLUTELY NO WARRANTY, to the extent permitted byapplicable law.root@f92e3274421f:~# root@f92e3274421f:~# exitlogoutConnection to 0.0.0.0 closed.[root@CentOS-7 ~]#