Initial test version of the experimental ubuntu-core-desktop build pipeline.

live-build/auto/build

@@ -108,6 +108,26 @@ if [ "${IMAGEFORMAT:-}" = "ubuntu-image" ]; then
 		xz -0 -T4 "$PREFIX".img
 		mv output/seed.manifest "$PREFIX".manifest
 	else
+		if [ "$PROJECT" = "ubuntu-core-desktop" ]; then
+			# Special case for ubuntu-core-desktop - we need to call
+			# ubuntu-image twice, once for the core image payload and
+			# then for the actual image.
+			echo "Building the core image payload"
+
+			cd config/
+			/snap/bin/ubuntu-image snap $UBUNTU_IMAGE_PAYLOAD_ARGS \
+				-O output ubuntu-core-desktop*.model-assertion
+			mv output/*.img pc.img
+			xz -0 -T4 pc.img
+			rm -rf output/
+			# Prepare the source catalogue
+			cat install-sources.yaml.in | sed "s/@SIZE@/$(shell stat -c%s pc.img.xz)/g" > install-sources.yaml
+			# Now move all of the payload to the build directory
+			mv install-sources.yaml pc.img.xz autoinstall.yaml 99-custom-networking.cfg ../
+			cd ../
+
+			echo "Image payload build completed, continuing"
+		fi
 		/snap/bin/ubuntu-image classic --verbose $UBUNTU_IMAGE_ARGS \
 			-O output "$IMAGE_DEFINITION"
 		# Since the output of the ubuntu-image call can vary based on what

live-build/auto/config

@@ -507,8 +507,24 @@ case $IMAGEFORMAT in
 		else
 			# classic images
 
+			# Sometimes per-project quirks are necessary
 			IMAGE_PROJECT=$PROJECT
-			[ "$IMAGE_PROJECT" = "ubuntu-cpc" ] && IMAGE_PROJECT="ubuntu-server"
+			case "$IMAGE_PROJECT" in
+				ubuntu-cpc)
+					IMAGE_PROJECT="ubuntu-server"
+					;;
+				ubuntu-core-desktop)
+					# The ubuntu-core-desktop case is special as we need 2 ubuntu-image calls:
+					# one for the payload and one for the actual image
+					UBUNTU_IMAGE_PAYLOAD_ARGS="--image-size 12G"
+					EXTRA_SNAPS="$EXTRA_SNAPS eog evince firefox gnome-calculator gnome-characters gnome-clocks gnome-font-viewer gnome-logs gnome-text-editor gnome-weather ubuntu-core-desktop-init"
+					for snap in $EXTRA_SNAPS; do
+						UBUNTU_IMAGE_PAYLOAD_ARGS="$UBUNTU_IMAGE_PAYLOAD_ARGS --snap $snap"
+					done
+					echo "UBUNTU_IMAGE_PAYLOAD_ARGS=\"$UBUNTU_IMAGE_PAYLOAD_ARGS\"" >> config/common
+					cp -a /usr/share/livecd-rootfs/live-build/$PROJECT/* config/
+					;;
+			esac
 
 			LB_UBUNTU_IMAGES_REPO="${LB_UBUNTU_IMAGES_REPO:-git://git.launchpad.net/ubuntu-images}"
 			LB_UBUNTU_IMAGES_BRANCH="${LB_UBUNTU_IMAGES_BRANCH:-$SUITE}"

live-build/ubuntu-core-desktop/99-custom-networking.cfg

@@ -0,0 +1 @@
+network: {config: disabled}

live-build/ubuntu-core-desktop/autoinstall.yaml

@@ -0,0 +1,12 @@
+version: 1
+source:
+  id: ubuntu-core-desktop
+  search_drivers: false
+interactive-sections:
+  - locale
+  - keyboard
+  - storage
+identity:
+  username: ubuntu
+  password: '$1$zB3Qu2ef$TKLhQpQlKRyCZGUdHFFMH/'
+  hostname: ubuntu

live-build/ubuntu-core-desktop/install-sources-in.yaml

@@ -0,0 +1,11 @@
+- default: true
+  description:
+    en: Ubuntu Core Desktop.
+  id: ubuntu-core-desktop
+  locale_support: none
+  name:
+    en: Ubuntu Core Desktop
+  path: pc.img.xz
+  type: dd-xz:file
+  size: @SIZE@
+  variant: core 

live-build/ubuntu-core-desktop/ubuntu-core-desktop-22-amd64.model

@@ -0,0 +1,187 @@
+type: model
+authority-id: canonical
+revision: 4
+series: 16
+brand-id: canonical
+model: ubuntu-core-desktop-22-amd64
+architecture: amd64
+base: core22-desktop
+display-name: Ubuntu Core Desktop 22 (amd64)
+grade: signed
+snaps:
+  -
+    default-channel: 22/stable
+    id: mZqHskGgGDECRCKP7h7ef3Rl2wTwyNfy
+    name: pc-desktop
+    type: gadget
+  -
+    default-channel: 22/stable
+    id: pYVQrBcKmBa0mZ4CCN7ExT6jH8rY1hza
+    name: pc-kernel
+    type: kernel
+  -
+    default-channel: latest/edge/ubuntu-core-desktop
+    id: PMrrV4ml8uWuEUDBT8dSGnKUYbevVhc4
+    name: snapd
+    type: snapd
+  -
+    default-channel: latest/stable
+    id: qRMmQqNDz8kRUTqFIgqk2RzNNoC7jUZ6
+    name: core22-desktop
+    type: base
+  -
+    default-channel: latest/stable
+    id: LVkazk0JLrL0ivuHRlv3wp3bK1nAgwtN
+    name: ubuntu-desktop-session
+    type: app
+  -
+    default-channel: latest/stable
+    id: amcUKQILKXHHTlmSa7NMdnXSx02dNeeT
+    name: core22
+    type: base
+  -
+    default-channel: 22/stable
+    id: RmBXKl6HO6YOC2DE4G2q1JzWImC04EUy
+    name: network-manager
+    type: app
+  -
+    default-channel: latest/stable
+    id: EISPgh06mRh1vordZY9OZ34QHdd7OrdR
+    name: bare
+    type: base
+  -
+    default-channel: latest/stable
+    id: jZLfBRzf1cYlYysIjD2bwSzNtngY0qit
+    name: gtk-common-themes
+    type: app
+  -
+    default-channel: latest/stable
+    id: lATO8HzwVvrAPrlZRAWpfyrJKlAJrZS3
+    name: gnome-42-2204
+    type: app
+  -
+    default-channel: latest/stable
+    id: m1eQacDdXCthEwWQrESei3Zao3d5gfJF
+    name: cups
+    type: app
+  -
+    default-channel: latest/stable
+    id: WJKWBUuCDufOFw2p24tvkbbw02plGkbd
+    name: ipp-usb
+    type: app
+  -
+    default-channel: 22/stable
+    id: dVK2PZeOLKA7vf1WPCap9F8luxTk9Oll
+    name: avahi
+    type: app
+  -
+    default-channel: 22/stable
+    id: JmzJi9kQvHUWddZ32PDJpBRXUpGRxvNS
+    name: bluez
+    type: app
+  -
+    default-channel: latest/stable
+    id: wWtGKn0vLvagfg975tebXfBARLUvU3G7
+    name: eog
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable
+    id: EDFg87ESUg9sAIlm0Vm5Wmr0LjiEonSm
+    name: evince
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable/ubuntu-23.10
+    id: 3wdHCAVyZEmYsCMFDE9qt92UV8rC8Wdk
+    name: firefox
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable
+    id: J8OcDPQ0JM8dbvk29HRqpWVI9kBw0atG
+    name: gnome-calculator
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable
+    id: qJcS3UjpF9AMJKWAiKwA5EWbm0y6Uduw
+    name: gnome-characters
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable
+    id: 8NtSF2nXW6krsxbXBYydy1j985k6ZsVK
+    name: gnome-clocks
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable
+    id: BzJuWXmCIpyjUKotXPWU2psnl8gEh4hm
+    name: gnome-font-viewer
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable
+    id: kIMfmZTJspWa8vtfbgU3W9Nbv4V5Qgmh
+    name: gnome-logs
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable
+    id: PZj2sEabMQrVUV1HKZmmmXSk3E6wKC9i
+    name: gnome-text-editor
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable
+    id: LhzK7p8214jufMYx1kz43QkWhFnOKdbr
+    name: gnome-weather
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable
+    id: J60k4JY0HppjwOjW8dZdYc8obXKxujRu
+    name: lxd
+    type: app
+  -
+    default-channel: latest/edge/ubuntu-core-desktop
+    id: IrwRHakqtzhFRHJOOPxKVPU0Kk7Erhcu
+    name: snapd-desktop-integration
+    type: app
+  -
+    default-channel: latest/stable/ubuntu-23.10
+    id: gjf3IPXoRiipCu9K0kVu52f0H56fIksg
+    name: snap-store
+    type: app
+  -
+    default-channel: latest/stable
+    id: JMjaFobGn56fh1HepiaGuCxQgbWYnHc8
+    name: workshops
+    type: app
+  -
+    default-channel: latest/stable
+    id: 9BTClmjz31r0UltmbJ5nnGe0Xm1AzfMp
+    name: gnome-system-monitor
+    presence: optional
+    type: app
+  -
+    default-channel: latest/stable
+    id: xODwiAdjx9KGChvI1z9Xx2JWJE7oLFF6
+    name: ubuntu-core-desktop-init
+    presence: optional
+    type: app
+storage-safety: prefer-encrypted
+timestamp: 2023-10-02T19:10:01+00:00
+sign-key-sha3-384: 9tydnLa6MTJ-jaQTFUXEwHl1yRx7ZS4K5cyFDhYDcPzhS7uyEkDxdUjg9g08BtNn
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