Cleanup and update Ubuntu and Debian scripts

ubuntu/http/preseed.cfg

@@ -1,15 +1,51 @@
+#_preseed_V1
+# Automatic installation
+d-i auto-install/enable boolean true
+
+# Preseeding only locale sets language, country and locale.
+d-i debian-installer/language string en
+d-i debian-installer/country string US
+d-i debian-installer/locale string en_US.UTF-8
+
+d-i console-setup/ask_detect boolean false
+d-i debconf/frontend select noninteractive
+
+# Keyboard selection.
+d-i keyboard-configuration/xkb-keymap select us
+d-i keymap select us
+
 choose-mirror-bin mirror/http/proxy string
-d-i pkgsel/install-language-support boolean false
+d-i apt-setup/use_mirror boolean true
 d-i base-installer/kernel/override-image string linux-server
+
+### Clock and time zone setup
 d-i clock-setup/utc boolean true
 d-i clock-setup/utc-auto boolean true
+d-i time/zone string UTC
+
+# Avoid that last message about the install being complete.
 d-i finish-install/reboot_in_progress note
+
+# This is fairly safe to set, it makes grub install automatically to the MBR
+# if no other operating system is detected on the machine.
 d-i grub-installer/only_debian boolean true
+
+# This one makes grub-installer install to the MBR if it also finds some other
+# OS, which is less safe as it might not be able to boot that other OS.
 d-i grub-installer/with_other_os boolean true
+
+# Set dev for grub boot
+d-i grub-installer/bootdev string /dev/sda
+
+### Mirror settings
+# If you select ftp, the mirror/country string does not need to be set.
 d-i mirror/country string manual
 d-i mirror/http/directory string /ubuntu/
 d-i mirror/http/hostname string archive.ubuntu.com
 d-i mirror/http/proxy string
+
+# This makes partman automatically partition without confirmation.
+d-i partman-efi/non_efi_system boolean true
 d-i partman-auto-lvm/guided_size string max
 d-i partman-auto/choose_recipe select atomic
 d-i partman-auto/method string lvm
@@ -20,16 +56,35 @@ d-i partman/choose_partition select finish
 d-i partman/confirm boolean true
 d-i partman/confirm_nooverwrite boolean true
 d-i partman/confirm_write_new_label boolean true
-d-i passwd/user-fullname string vagrant
+
+### Account setup
+d-i passwd/root-login boolean false
+d-i passwd/user-fullname string ubuntu
 d-i passwd/user-uid string 1000
-d-i passwd/user-password password vagrant
-d-i passwd/user-password-again password vagrant
-d-i passwd/username string vagrant
-d-i pkgsel/include string openssh-server cryptsetup libssl-dev libreadline-dev zlib1g-dev linux-source dkms nfs-common linux-headers-$(uname -r) perl cifs-utils software-properties-common rsync ifupdown
-d-i pkgsel/install-language-support boolean false
-d-i pkgsel/update-policy select none
-d-i pkgsel/upgrade select full-upgrade
-d-i time/zone string UTC
+d-i passwd/user-password password ubuntu
+d-i passwd/user-password-again password ubuntu
+d-i passwd/username string ubuntu
+
+# The installer will warn about weak passwords. If you are sure you know
+# what you're doing and want to override it, uncomment this.
 d-i user-setup/allow-password-weak boolean true
 d-i user-setup/encrypt-home boolean false
+
+### Package selection
 tasksel tasksel/first multiselect standard, server
+d-i pkgsel/include string openssh-server sudo cryptsetup libssl-dev libreadline-dev zlib1g-dev linux-source dkms nfs-common linux-headers-$(uname -r) perl cifs-utils software-properties-common rsync ifupdown
+d-i pkgsel/install-language-support boolean false
+
+# disable automatic package updates
+d-i pkgsel/update-policy select none
+d-i pkgsel/upgrade select full-upgrade
+
+# Disable polularity contest
+popularity-contest popularity-contest/participate boolean false
+
+# Select base install
+tasksel tasksel/first multiselect standard, ssh-server
+
+# Setup passwordless sudo for packer user
+d-i preseed/late_command string \
+echo "ubuntu ALL=(ALL:ALL) NOPASSWD:ALL" > /target/etc/sudoers.d/ubuntu && chmod 0440 /target/etc/sudoers.d/ubuntu

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 \
         '