Create a docker image that supports SSH

Docker container run, generally cannot ssh, this container management brings trouble, below will explain how to create a docker image that supports SSH

2. Download the Ubuntu image from the dock hub first

   Command: Docker pull Ubuntu

4. Create a new Ssh_ubuntu directory

   Mkdir/ssh_ubuntu

6. Cd/ssh_ubuntu; Touch Dockerfile

8. VI Dockerfile

   Dockerfile Content

   From Ubuntu
   Maintainer Lincoln_zhong
   RUN apt-get Update
   RUN apt-get install-y openssh-server sudo
   RUN mkdir-p/var/run/sshd
   RUN Sed-ri ' s/session required pam_loginuid.so/#session required pam_loginuid.so/g '/etc/pam.d/sshd
   RUN Useradd Admin
   RUN echo "Admin:admin" | chpasswd
   RUN echo "admin all= (All) all" >>/etc/sudoers
   EXPOSE 22
   CMD ["/usr/sbin/sshd", "-D"]
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10. Cd/ssh_ubuntu. Run Docker build-t Ssh_ubuntu. #ssh_ubuntu是镜像名称

12. Running Docker images

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14. Run a Container test command: Docker run-d--name ssh_ubuntu_test-p 0.0.0.0:10000:22 Ssh_ubuntu

    Command parsing

    -D is started in daemon mode

    --name Defining container Names

    -P is a port that defines ports (above this means that 10000 ports on the local host (host) are mapped to the 22 ports of the container

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16. Container ssh_ubuntu_test run successfully, SSH login container Test command: SSH [email protected] host Ip-p 10000 I'm here for 10.10.1.181.

    SSH [email protected]-P 10000

18. Test success

20. CentOS-built container dockerfile content for SSH support

This article is from the "Last Night Rain Wind Sudden" blog, please be sure to keep this source http://zxx287856774.blog.51cto.com/3417296/1664682

Create a Docker image that supports SSH