Podman : Install2020/11/06 |
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Install Podman that is Container management tool.
It's possible to use the same ease of use of Docker Cli and also Podman does not need specific Service Daemon. |
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| [1] | Install Podman. |
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[root@dlp ~]# dnf -y install podman
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| [2] | Download an official image and create a Container and output the words [Welcome to the Podman World] inside the Container. |
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# download official image [root@dlp ~]# podman pull fedora Trying to pull registry.fedoraproject.org/fedora... Getting image source signatures ... ... Writing manifest to image destination Storing signatures 79fd58dc76113dac76a120f22cadecc3b2d1794b414f90ea368cf66096700053 # run echo inside Container [root@dlp ~]# podman run fedora /bin/echo "Welcome to the Podman World" Welcome to the Podman World |
| [3] | Connect to the interactive session of a Container with [i] and [t] option like follows. If [exit] from the Container session, the process of a Container finishes. |
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[root@dlp ~]#
[root@553e113b6f53 /]# podman run -it fedora /bin/bash [root@553e113b6f53 /]# # connected
uname -a Linux 553e113b6f53 5.8.15-301.fc33.x86_64 #1 SMP Thu Oct 15 16:58:06 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux [root@553e113b6f53 /]# exit exit [root@dlp ~]# # come back
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| [4] | If you'd like to run a Container as a Daemon, add [d] option. |
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[root@dlp ~]# podman run -itd fedora /bin/bash caa8cf45a110db8cc29dfbd6a658afa2d30f1cb1daed171d007eb86ee11018fd # show podman proceses [root@dlp ~]# podman ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES caa8cf45a110 registry.fedoraproject.org/fedora:latest /bin/bash 8 seconds ago Up 8 seconds ago ecstatic_sutherland # attach to container session [root@dlp ~]# podman exec -it caa8cf45a110 /bin/bash [root@caa8cf45a110 /]# # connected [root@caa8cf45a110 /]# exit
# stop container process (if force stop, specify [kill]) [root@dlp ~]# podman stop caa8cf45a110 [root@dlp ~]# podman ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES |
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