Podman : Add Container Images2023/03/01

	Add new Container images you modified settings.
[1]	For exmaple, update an official image with installing [httpd] and add it as a new Container image.

# show container images

[root@dlp ~]#

podman images

REPOSITORY                   TAG         IMAGE ID      CREATED     SIZE
docker.io/library/almalinux  latest      d3ffa43c2567  6 days ago  196 MB

# run a container and install [httpd]

[root@dlp ~]#

podman run almalinux /bin/bash -c "dnf -y upgrade; dnf -y install httpd"

[root@dlp ~]#

podman ps -a | tail -1

41173e1166f8  docker.io/library/almalinux:latest  /bin/bash -c dnf ...  49 seconds ago  Exited (0) 39 seconds ago              lucid_lederberg

# add the image that [httpd] was installed

[root@dlp ~]#

podman commit 41173e1166f8 srv.world/almalinux-httpd

Getting image source signatures
Copying blob 624a98f02f85 skipped: already exists
Copying blob f2e7888887f0 done
Copying config ffd19e5b53 done
Writing manifest to image destination
Storing signatures
ffd19e5b5339bf66cfb00dfc00712f89d2ae7eedc35e952896dee5171dc45672

# show container images

[root@dlp ~]#

podman images

REPOSITORY                   TAG         IMAGE ID      CREATED         SIZE
srv.world/almalinux-httpd    latest      ffd19e5b5339  18 seconds ago  251 MB
docker.io/library/almalinux  latest      d3ffa43c2567  6 days ago      196 MB

# confirm [httpd] to run a container

[root@dlp ~]#

podman run srv.world/almalinux-httpd /usr/bin/whereis httpd

httpd: /usr/sbin/httpd /usr/lib64/httpd /etc/httpd /usr/share/httpd /usr/share/man/man8/httpd.8.gz

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