#cloud-config autoinstall: version: 1 identity: hostname: ubuntu-server password: '$6$wdAcoXrU039hKYPd$508Qvbe7ObUnxoj15DRCkzC3qO7edjH0VV7BPNRDYK4QR8ofJaEEF2heacn0QgD.f8pO8SNp83XNdWG6tocBM1' username: ubuntu network: network: version: 2 ethernets: eth0: dhcp4: yes early-commands: # otherwise packer tries to connect and exceed max attempts: - systemctl stop ssh packages: - ca-certificates - cloud-guest-utils - cloud-init ssh: install-server: true allow-pw: yes storage: swap: size: 0 config: - { type: disk, id: disk-0, ptable: gpt, wipe: superblock-recursive, grub_device: true } - { type: partition, id: partition-0, number: 1, device: disk-0, size: 1M, wipe: superblock, flag: bios_grub } - { type: partition, id: partition-1, number: 2, device: disk-0, size: 4096M, wipe: superblock, flag: boot } - { type: partition, id: partition-2, number: 3, device: disk-0, size: 8192M, wipe: superblock, flag: swap } - { type: partition, id: partition-3, number: 4, device: disk-0, size: -1, wipe: superblock } - { type: format, id: format-0, volume: partition-1, fstype: ext4 } - { type: format, id: format-1, volume: partition-2, fstype: swap } - { type: format, id: format-2, volume: partition-3, fstype: ext4 } - { type: mount, id: mount-0, device: format-0, path: /boot } - { type: mount, id: mount-1, device: format-1, path: none } - { type: mount, id: mount-2, device: format-2, path: / } late-commands: - echo 'ubuntu ALL=(ALL) NOPASSWD:ALL' > /target/etc/sudoers.d/ubuntu - | curtin in-target --target=/target -- /bin/bash -c ' \ sed -ie "s/^[#\s]*UseDNS.*$/UseDNS no/g" /etc/ssh/sshd_config; \ ssh-keygen -A; \ systemctl enable ssh.service; \ sed -ie "s/^GRUB_DEFAULT=.*/GRUB_DEFAULT=\"0\"/g" /etc/default/grub; \ sed -ie "s/^GRUB_CMDLINE_LINUX=.*/GRUB_CMDLINE_LINUX=\"net.ifnames=0 biosdevname=0 systemd.unified_cgroup_hierarchy=0\"/g" /etc/default/grub; \ sed -ie "s/^GRUB_CMDLINE_LINUX_DEFAULT=.*/GRUB_CMDLINE_LINUX_DEFAULT=\"net.ifnames=0 biosdevname=0 systemd.unified_cgroup_hierarchy=0\"/g" /etc/default/grub; \ update-grub; \ update-initramfs -c -k all; \ exit 0 \ '