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README.md

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  • Fedora CoreOS

    Tested with stable version 34.20210611.3.0

    Because package installation with rpm-ostree requires a reboot, playbook may fail while bootstrap. Restart playbook again.

    Containers

    Tested with

    • containerd
    • crio

    Network

    calico

    To use calico create sysctl file with ignition:

    files:
        - path: /etc/sysctl.d/reverse-path-filter.conf
          contents:
            inline: |
              net.ipv4.conf.all.rp_filter=1

    libvirt setup

    Prepare

    Prepare ignition and serve via http (a.e. python -m http.server )

    {
      "ignition": {
         "version": "3.0.0"
      },
    
      "passwd": {
        "users": [
          {
            "name": "ansibleUser",
            "sshAuthorizedKeys": [
              "ssh-rsa ..publickey.."
            ],
            "groups": [ "wheel" ]
          }
        ]
      }
    }

    create guest

    machine_name=myfcos1
    ignition_url=http://mywebserver/fcos.ign
    
    fcos_version=34.20210611.3.0
    kernel=https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/${fcos_version}/x86_64/fedora-coreos-${fcos_version}-live-kernel-x86_64
    initrd=https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/${fcos_version}/x86_64/fedora-coreos-${fcos_version}-live-initramfs.x86_64.img
    rootfs=https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/${fcos_version}/x86_64/fedora-coreos-${fcos_version}-live-rootfs.x86_64.img
    kernel_args="console=ttyS0 coreos.live.rootfs_url=${rootfs} coreos.inst.install_dev=/dev/sda coreos.inst.stream=stable coreos.inst.ignition_url=${ignition_url}"
    sudo virt-install --name ${machine_name} --ram 4048 --graphics=none --vcpus 2 --disk size=20 \
                    --network bridge=virbr0 \
                    --install kernel=${kernel},initrd=${initrd},kernel_args_overwrite=yes,kernel_args="${kernel_args}"