Configure a better nocloud datasource for subiquity cloud-init.

debian/changelog

@@ -1,3 +1,9 @@
+livecd-rootfs (2.641) UNRELEASED; urgency=medium
+
+  * Configure a better nocloud datasource for subiquity cloud-init.
+
+ -- Dimitri John Ledkov <xnox@ubuntu.com>  Fri, 07 Feb 2020 22:11:26 +0000
+
 livecd-rootfs (2.640) focal; urgency=medium
 
   * Although the request flavour to install is oem-20.04, it really is

live-build/ubuntu-server/hooks/032-installer-squashfs.binary

@@ -64,6 +64,14 @@ EOF
 chroot $INSTALLER_ROOT apt-get -y install lupin-casper
 # Install linux-firmware for kernel to upload into hardware.
 chroot $INSTALLER_ROOT apt-get -y install linux-firmware
+
+# Make sure NoCloud is last
+values=$(echo get cloud-init/datasources | chroot $INSTALLER_ROOT debconf-communicate | sed 's/^0 //;s/NoCloud, //;s/None/NoCloud, None/')
+printf "%s\t%s\t%s\t%s\n" \
+   cloud-init cloud-init/datasources multiselect  "$values" |
+      chroot $INSTALLER_ROOT debconf-set-selections
+chroot $INSTALLER_ROOT dpkg-reconfigure --frontend=noninteractive cloud-init
+
 if [ `dpkg --print-architecture` = s390x ]; then
 	chroot $INSTALLER_ROOT apt-get -y install s390-tools-zkey openssh-server
 	rm $INSTALLER_ROOT/etc/netplan/00-installer-config.yaml

live-build/ubuntu-server/includes.binary/overlay/etc/cloud/cloud.cfg

@@ -23,6 +23,9 @@ chpasswd:
 # This is the initial network config.
 # It can be overwritten by cloud-init or subiquity.
 network:
+    ## until https://bugs.launchpad.net/cloud-init/+bug/1861460 is fixed
+    config: disabled
+    ##
     version: 2
     ethernets:
         all-en:
@@ -34,6 +37,8 @@ network:
                 name: "eth*"
             dhcp4: true
 
+final_message: "## template: jinja\nCloud-init v. {{version}} finished at {{timestamp}}. Datasource {{datasource}}.  Up {{uptime}} seconds\n\n\nWelcome to Ubuntu Server Installer!\n\nAbove you will find SSH host keys and a random password set for the `installer` user. You can use these credentials to ssh-in and complete the installation. If you provided SSH keys in the cloud-init datasource, they were also provisioned to the installer user.\n\nIf you have access to the graphical console, like TTY1 or HMC ASCII terminal you can complete the installation there too."
+
 # Example datasource config
 # datasource:
 #    Ec2: