maas-autobuilder/user-data.yaml

#cloud-config

ssh_import_id:
- lp:arif-ali

# Allow ssh passwords
ssh_pwauth: True

## Update apt database and upgrade packages on first boot
package_update: true
package_upgrade: true

users:
  - default
  - name: virsh
    lock_passwd: false
    passwd: $6$SVOxUrhz9mNyscUJ$hKF0RMY1nkGC3BpiozpaznE3AWerd8Ac8AlV9YEpLx50bLw5zweFCuTEEdS04McJNlaIqA.E4HiPuaIYGMzlH/
    shell: "/bin/bash"

## Install additional packages on first boot
packages:
  - virtinst
  - bc
  - jq
  - qemu-kvm
  - libvirt-bin
  - qemu-efi
  - ksmtuned

## Write arbitrary files to the file-system (including binaries!)
write_files:
- path: /root/initial_setup.sh
  content: |
    #!/bin/bash

    git clone https://github.com/arif-ali/maas-autobuilder.git /root/maas-autobuilder
    cd /root/maas-autobuilder
    ln -sf ${HOSTNAME}.config hypervisor.config

    chmod +x manage-maas-nodes.sh
    ./manage-maas-nodes.sh -c
  permissions: '0755'
  owner: root:root
- path: /root/update_sshd.sh
  content: |
    #!/bin/bash

    cat >> /etc/ssh/sshd_config << EOF
    Match user virsh
        X11Forwarding no
        AllowTcpForwarding no
        PermitTTY no
        ForceCommand nc -q 0 -U /var/run/libvirt/libvirt-sock
    EOF
    systemctl restart sshd
  permissions: '0755'
  owner: root:root

# Runs any command that we need to run post install
runcmd:
  - [ "mkdir", "-p", "/home/virsh/bin" ]
  - [ "ln", "-s", "/usr/bin/virsh", "/home/virsh/bin/virsh" ]
  - [ "sh", "-c", 'echo "PATH=/home/virsh/bin" >> /home/virsh/.bashrc' ]
  - [ "/root/update_sshd.sh" ]
  - [ "rm", "/root/update_sshd.sh" ]
  - [ "usermod", "-a", "-G", "libvirt", "virsh" ]
  - [ "usermod", "-a", "-G", "libvirt-qemu", "virsh" ]
  - [ "efibootmgr", "-n", "0001"]
  - [ "systemctl", "enable", "ksmtuned"]
  - [ "systemctl", "restart", "ksmtuned"]
  - [ "/root/initial_setup.sh" ]