ubuntu.json

{
  "variables": {

    "proxmox_host": "node1",
    "proxmox_api_user": "root@pam",
    "proxmox_api_password": "password",

    "ubuntu_release": "bionic",

    "ssh_fullname": "ubuntu",
    "ssh_password": "ubuntu",
    "ssh_username": "ubuntu",

    "vmid": "9900",
    "hostname": "ubuntu-cloudinit-18-04",

    "datastore": "local-kvm",
    "datastore_type": "lvm-thin",

    "iso": "cephfs:iso/ubuntu-18.04.2-server-amd64.iso",

    "boot_command_prefix": "<esc><esc><enter><wait>",
    "locale": "en_US"
  },
  "builders": [
    {
      "type": "proxmox",
      "proxmox_url": "https://{{user `proxmox_host`}}:8006/api2/json",
      "insecure_skip_tls_verify": true,
      "username": "{{user `proxmox_api_user`}}",
      "password": "{{user `proxmox_api_password`}}",

      "vm_name": "{{user `hostname`}}",
      "vm_id": "{{user `vmid`}}",
      "node": "{{user `proxmox_host`}}",
      "memory": 4096,
      "sockets": 2,
      "cores": 2,
      "os": "l26",
      "network_adapters": [
        {
          "model": "virtio",
          "bridge": "vmbr0"
        }
      ],
      "disks": [
        {
          "type": "scsi",
          "disk_size": "10G",
          "storage_pool": "{{user `datastore`}}",
          "storage_pool_type": "{{user `datastore_type`}}",
          "format": "raw",
          "cache_mode": "writeback"
        }
      ],
      "qemu_agent": true,

      "iso_file": "{{user `iso`}}",
      "http_directory":"./http",
      "boot_wait": "10s",
      "boot_command": [
        "{{ user `boot_command_prefix` }}",
        "/install/vmlinuz ",
        "auto ",
        "console-setup/ask_detect=false ",
        "debconf/frontend=noninteractive ",
        "debian-installer={{ user `locale` }} ",
        "hostname={{ user `hostname` }} ",
        "fb=false ",
        "grub-installer/bootdev=/dev/sda<wait> ",
        "initrd=/install/initrd.gz ",
        "kbd-chooser/method=us ",
        "keyboard-configuration/modelcode=SKIP ",
        "locale={{ user `locale` }} ",
        "noapic ",
        "passwd/username={{ user `ssh_username` }} ",
        "passwd/user-fullname={{ user `ssh_fullname` }} ",
        "passwd/user-password={{ user `ssh_password` }} ",
        "passwd/user-password-again={{ user `ssh_password` }} ",
        "preseed/url=http://{{ .HTTPIP }}:{{ .HTTPPort }}/preseed.cfg ",
        "-- <enter>"
      ],

      "ssh_password": "{{ user `ssh_password` }}",
      "ssh_timeout": "90m",
      "ssh_username": "{{ user `ssh_username` }}",

      "unmount_iso": true,
      "template_description": "Ubuntu 18.04.02, generated on {{ isotime \"2006-01-02T15:04:05Z\" }}"
    }
  ],
  "provisioners": [
    {
      "pause_before": "20s",
      "type": "shell",
      "inline": [
        "date > provision.txt",
        "sudo apt-get update",
        "sudo apt-get -y upgrade",
        "sudo apt-get -y dist-upgrade",
        "sudo apt-get -y install linux-generic linux-headers-generic linux-image-generic",
        "sudo apt-get -y install qemu-guest-agent cloud-init",
        "sudo apt-get -y install procps iputils-ping telnet netcat mc wget curl dnsutils iproute2 vim tcpdump",
        "# sudo apt-get install -y --install-recommends linux-virtual linux-tools-virtual linux-cloud-tools-virtual",
        "exit 0"
      ]
    }
  ],
  "post-processors": [
    {
      "type": "shell-local",
      "inline": [
        "ssh {{user `proxmox_host`}} qm set {{user `vmid`}} --scsihw virtio-scsi-pci",
        "ssh {{user `proxmox_host`}} qm set {{user `vmid`}} --ide2 {{user `datastore`}}:cloudinit",
        "ssh {{user `proxmox_host`}} qm set {{user `vmid`}} --boot c --bootdisk scsi0",
        "ssh {{user `proxmox_host`}} qm set {{user `vmid`}} --ciuser     {{ user `ssh_username` }}",        
        "ssh {{user `proxmox_host`}} qm set {{user `vmid`}} --cipassword {{ user `ssh_password` }}",        
        "scp ~/.ssh/id_ed25519.pub {{user `proxmox_host`}}:/tmp/key1.pub",
        "ssh {{user `proxmox_host`}} qm set {{user `vmid`}} --sshkey /tmp/key1.pub",        
        "# ssh {{user `proxmox_host`}} qm set {{user `vmid`}} --sshkey /tmp/key2.pub",        
        "# ssh {{user `proxmox_host`}} qm set {{user `vmid`}} --ipconfig0 ip=10.0.10.123/24,gw=10.0.10.1",        
        "ssh {{user `proxmox_host`}} qm set {{user `vmid`}} --vga std",
        "ssh {{user `proxmox_host`}} qm cloudinit dump {{user `vmid`}} user"      
      ]
    }
  ]

}