qubinode-usb-imager

The qubinode-usb-imager Ansible role builds a bootable usb disk to be used to a qubinode hosts

Requirements

• RHEL Server ISO

Download ISO

• Red Hat Enterprise Linux 7.6 Binary DVD
• Red Hat Enterprise Linux 7.7 Binary DVD
• Red Hat Enterprise Linux 7.8 Beta Binary DVD

Creating SHA-512 password for qubinode_user_pw and root_pw

mkpasswd --method=SHA-512

Role Variables

Parameter	Default value	Description
iso_grub_dir	default = [ '/rhel-server-7.7-x86_64-dvd.iso' ]	set ISO variable in qubinode kickstart file
rhel_qcow_dir	default = '/home/qubi/rhel-server-7.7-update-2-x86_64-kvm.qcow2'	default RHEL qcow images to be used in qubinode installation
rhel_qcow_file	default = /rhel-server-7.7-update-2-x86_64-kvm.qcow2	default RHEL qcow images to be used in qubinode installation
qubinode_github	default = https://github.com/Qubinode/qubinode-installer/archive	qubinode url to pull qubinode code
qubinode_branchname	default = 2.2	qubinode releasae branch that you would like to use
rhel_version	default = 7.7	set RHEL Version
ks_file	default = 'qubinode-kickstart.ks', options: qubinode-kickstart.ks, x11sdv-8c-tp8f.ks, qubinode_rhel.ks	set KS variable in qubinode kickstart file
ks_file_dir	default = '/{{ ks_file }}'	set KS variable directory
packages	default = [ 'grub2-efi', 'shim', 'gdisk', 'grub2-efi-modules', 'grub2-efi-x64-modules' ]	required packages
qubinode_hostname	default = 'qubinode-box.example.com'	hostname for qubinode server
set_static_ip	true	Configures machine with static ip
qubinode_ip_addr		qubinode host default network ip address
qubinode_gw		qubinode host default network gateway
qubinode_nameserver_ip	default = '1.1.1.1'	DNS server for qubinode server
qubinode_net_dev		qubinode network device(exanple: 'eno1')
qubinode_netmask		qubinode host default network netmask(example: '255.255.255.0)
rhel_iso_dir		location of rhel-server-7.7-x86_64-dvd.iso (example: '/home/qubiuser/rhel-server-7.7-x86_64-dvd.iso')
root_pw		root password for qubinode box
usb_device		example: '/dev/sdc'
enable_gnome_desktop	false	Set to true if you would like to install gnome desktop.
qubinode_user_pw		qubinode host default qubi user password
qubinode_username	default = 'qubi'	qubinode admin user username
qubinode_user_fullname	default = 'Qubi Admin'	qubinode admin user full name
ok_to_reboot	default = 'no'	reboot your workstation/host if partprobe fails
os_disk	default = 'sda'	the name of the first disk on your device where the os gets installed

Example Playbook for Generic Server

---
- hosts: localhost
  remote_user: root
  roles:
    - name: qubinode-usb-imager
      vars:
        rhel_image_dir: '/home/qubi/Downloads'
        usb_device: '/dev/sdb'
        root_pw: "$6$lzcUgJ886.GHT1IM$BtYRQltzadzbHtubxHC1li5yFbdvdkTeGnD2ex1H4VHwQoUGTz22UHyUondkHu/wG515sFuztuesrwC7s.Xkd/"
        set_static_ip: true
        qubinode_user_pw: "$6$hDS1K0FLywm2VIHm$c3PP8Ko9eHxYS.Lk/gRtwYzQCBlm0otDpx7UlJDuTYeK0EtUG40kS/gXKgMAaZ71NavoEsCHTnamQVCuofQh1/"
        qubinode_username: 'qubi'
        qubinode_username_fullname: 'Qubi Admin'
        qubinode_net_dev: 'eno1'
        qubinode_ip_addr: '192.168.86.249'
        qubinode_nameserver_ip: '1.1.1.1'
        qubinode_netmask: '255.255.255.0'
        qubinode_hostname: 'qubinode-box.example.com'
        qubinode_gw: '192.168.86.1'
        qubinode_user: 'qubi'
        iso_file: 'rhel-8.2-x86_64-dvd.iso'
        qcow_image_file: 'rhel-8.2-x86_64-kvm.qcow2'
        rhel_os_major_version: '8'
        rhel_os_minor_version: '2'
        qubinode_github: 'https://github.com/Qubinode/qubinode-installer/archive/'
        git_branch_name: 'dev'
        ks_file: 'qubinode_rhel.ks'
        ok_to_reboot: no

Playbook for Super Micro Server with X11SDV-8C-TP8F motherboard

- hosts: localhost
  remote_user: root
  roles:
    - name: qubinode-usb-imager
      vars:
        rhel_iso_dir: '/home/qubi/rhel-server-7.7-x86_64-dvd.iso'
        rhel_qcow_dir: '/home/qubi/rhel-server-7.7-update-2-x86_64-kvm.qcow2'
        rhel_qcow_file: '/rhel-server-7.7-update-2-x86_64-kvm.qcow2'
        qubinode_github: 'https://github.com/Qubinode/qubinode-installer/archive/'
        qubinode_branchname: '2.2'
        rhel_version: 7.7
        usb_device: '/dev/sdb'
        os_disk: sda
        root_pw: "$6$lzcUgJ886.GHT1IM$BtYRQltzadzbHtubxHC1li5yFbdvdkTeGnD2ex1H4VHwQoUGTz22UHyUondkHu/wG515sFuztuesrwC7s.Xkd/"
        qubinode_user_pw: "$6$hDS1K0FLywm2VIHm$c3PP8Ko9eHxYS.Lk/gRtwYzQCBlm0otDpx7UlJDuTYeK0EtUG40kS/gXKgMAaZ71NavoEsCHTnamQVCuofQh1/"
        set_static_ip: false
        qubinode_username: 'qubi'
        qubinode_net_dev: 'eno1'
        qubinode_ip_addr: ''
        qubinode_nameserver_ip: ''
        qubinode_netmask: ''
        qubinode_hostname: 'qubinode-box.example.com'
        qubinode_gw: ''
        iso_grub_dir: '/rhel-server-7.7-x86_64-dvd.iso'
        enable_gnome_desktop: false
        ks_file: 'x11sdv-8c-tp8f.ks'
        ok_to_reboot: no

Known Issues

If you try to mount the data volume and encounter an error like this.

mount: wrong fs type, bad option, bad superblock on /dev/xxx

Using the device sdb2 as an example, run the following commands to resolve.

xfs_repair -L /dev/sdb2
xfs_admin -U generate /dev/sdb2

License

BSD

Author Information

Abner Malivert