[2] Dodanie obrazu kontenera

[1] Zmodyfikujemy oficjalny obraz kontenera poprzez instalację [httpd] i dodamy go jako nowy obraz.

# pokaż kontenery
[root@lsr01vm ~]# podman images
REPOSITORY TAG IMAGE ID CREATED SIZE
docker.io/library/centos latest 831691599b88 5 weeks ago 223 MB

# uruchom kontener i zainstaluj [httpd]
[root@lsr01vm ~]# podman run centos /bin/bash -c "dnf -y upgrade; dnf -y install httpd"

[root@lsr01vm ~]# podman ps -a | head -2
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
27b604ee2a63 docker.io/library/centos:latest /bin/bash -c dnf ... 25 seconds ago Exited (0) 10 seconds ago busy_elbakyan

# dodaj kontener gdzie zainstalowano [httpd]
[root@lsr01vm ~]# podman commit 27b604ee2a63 zicher.lab/centos_httpd
Getting image source signatures
Copying blob eb29745b8228 skipped: already exists
Copying blob 45e818cf51b8 done
Copying config 20386223eb done
Writing manifest to image destination
Storing signatures
20386223ebaaa931e83339705ad07df1555e54076a896b475a73cb88f7e27329

# pokaż obrazy kontenerów
[root@lsr01vm ~]# podman images
REPOSITORY TAG IMAGE ID CREATED SIZE
zicher.lab/centos_httpd latest 20386223ebaa About a minute ago 270 MB
docker.io/library/centos latest 831691599b88 5 weeks ago 223 MB

# potwierdź uruchomienie kontenera z [httpd]
[root@lsr01vm ~]# podman run zicher.lab/centos_httpd /usr/bin/whereis httpd
httpd: /usr/sbin/httpd /usr/lib64/httpd /etc/httpd /usr/share/httpd /usr/share/man/man8/httpd.8.gz