Doku Wiki

Discussion of "Building, running, and managing containers"

Look into:

• Using the CRI-O Container Engine
• OCI image format, OCI-compatible container engines
• OpenShift
• pods (OpenShift)
• Create /etc/containers/nodocker to shut up info msg

• ubi8/rhel
• ubi8/rhel-minimal
• ubi8/rhel-init
• ubi8/rhel-rsyslog
• ubi8/support-tools
• ubi8/net-snmp

Installed (or to install):

• podman (manage containers)
• buildah (build OCI-compliant container images)
• skopeo (copy images to and from registries)
• podman-docker

Dependencies:

• runc (runtime client for OCI format containers)
• containers-common
• containernetworking-plugins
• oci-systemd-hook
• oci-umount
• container-selinux
• fuse-overlayfs
• slirp4netns

Modules:

$ dnf module info container-tools

OCI: Open Container Initiative

• single-node
• multi-node (sometimes called “distributed systems”)

• cgroups
• namespaces
• SELinux

• podman
• buildah
• skopeo
• runc

# The only valid categories are: 'registries.search', 'registries.insecure', 
# and 'registries.block'.

[registries.search]
registries = ['registry.redhat.io', 'quay.io', 'docker.io']

# If you need to access insecure registries, add the registry's fully-qualified name.
# An insecure registry is one that does not have a valid SSL certificate or only does HTTP.
[registries.insecure]
registries = []


# If you need to block pull access from a registry, uncomment the section below
# and add the registries fully-qualified name.
#
# Docker only
[registries.block]
registries = []