Cleanup and update Ubuntu and Debian scripts

ubuntu/http/user-data

@@ -5,13 +5,39 @@ autoinstall:
     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; \
@@ -22,10 +48,5 @@ autoinstall:
             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; \
-            apt-get -y purge snapd; \
-            systemctl disable apt-daily.service; \
-            systemctl disable apt-daily.timer; \
-            systemctl disable apt-daily-upgrade.service; \
-            systemctl disable apt-daily-upgrade.timer; \
             exit 0 \
         '