Podman : Install2023/03/01 |
Install Podman that is Container management tool.
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[1] | Install Podman. |
[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. |
# download the official image [root@dlp ~]# podman pull almalinux Resolved "almalinux" as an alias (/etc/containers/registries.conf.d/000-shortnames.conf) Trying to pull docker.io/library/almalinux:latest... Getting image source signatures Copying blob 6742b8895cef done Copying config d3ffa43c25 done Writing manifest to image destination Storing signatures d3ffa43c2567c226da2e4287c5b7c76baa786baf775d647de5572c4d341b36f3 # run echo inside a container [root@dlp ~]# podman run almalinux /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. |
[root@dlp ~]#
[root@2b0359d7ab7e /]# podman run -it almalinux /bin/bash [root@2b0359d7ab7e /]# # connected
uname -a Linux 2b0359d7ab7e 5.14.0-162.6.1.el9_1.x86_64 #1 SMP PREEMPT_DYNAMIC Tue Nov 15 07:49:10 EST 2022 x86_64 x86_64 x86_64 GNU/Linux [root@2b0359d7ab7e /]# 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. |
[root@dlp ~]# podman run -itd almalinux /bin/bash 74e96c2ae9009216bff3931fa85281f16504e0c2ea448e4b7268279ec0c050c4 # show podman proceses [root@dlp ~]# podman ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 74e96c2ae900 docker.io/library/almalinux:latest /bin/bash 3 seconds ago Up 4 seconds ago serene_blackburn # attach to container session [root@dlp ~]# podman exec -it 74e96c2ae900 /bin/bash [root@74e96c2ae900 /]# # connected [root@74e96c2ae900 /]# exit
# stop container process (if force stop, specify [kill]) [root@dlp ~]# podman stop 74e96c2ae900 [root@dlp ~]# podman ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES |
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