Podman : Install2024/05/05

	Install Podman that is Container management tool.
[1]	Install Podman.

root@dlp:~#

apt -y install podman

[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 ubuntu

Resolved "ubuntu" as an alias (/etc/containers/registries.conf.d/shortnames.conf)
Trying to pull docker.io/library/ubuntu:latest...
Getting image source signatures
Copying blob 49b384cc7b4a done   |
Copying config bf3dc08bfe done   |
Writing manifest to image destination
bf3dc08bfed031182827888bb15977e316ad797ee2ccb63b4c7a57fdfe7eb31d

# run echo inside a container

root@dlp:~#

podman run ubuntu /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:~#

podman run -it ubuntu /bin/bash

root@591e1ea31c34:/#

# connected

root@591e1ea31c34:/#

uname -a

Linux 591e1ea31c34 6.8.0-31-generic #31-Ubuntu SMP PREEMPT_DYNAMIC Sat Apr 20 00:40:06 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux
root@591e1ea31c34:/#

exit

exit
root@dlp:~#

# come back

[4]	If you'd like to run a Container as a Daemon, add [d] option.

root@dlp:~#

podman run -itd ubuntu /bin/bash

a45d9a04eb16c35c28bf2c223a41613a99c4eaddba7e619decbe27e851eb906b

# show podman processes

root@dlp:~#

podman ps

CONTAINER ID  IMAGE                            COMMAND     CREATED         STATUS         PORTS       NAMES
a45d9a04eb16  docker.io/library/ubuntu:latest  /bin/bash   16 seconds ago  Up 16 seconds              angry_driscoll

# attach to container session

root@dlp:~#

podman exec -it a45d9a04eb16 /bin/bash

root@a45d9a04eb16:/#

# connected

root@a45d9a04eb16:/#

exit

# stop container process
# * if force stop, specify [podman kill ***]

root@dlp:~#

podman stop a45d9a04eb16

root@dlp:~#

podman ps

CONTAINER ID  IMAGE   COMMAND  CREATED  STATUS  PORTS   NAMES

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