Install packages and perform dist-upgrade necessary for secure xenial

bootable-buildd image

live-build/buildd/hooks/02-disk-image-uefi.binary

@@ -64,7 +64,8 @@ install_grub() {
     efi_boot_dir="/boot/efi/EFI/BOOT"
     chroot mountpoint mkdir -p "${efi_boot_dir}"
 
-    if [ "${SUBPROJECT:-}" = minimized ] && [ -n "$partuuid" ]; then
+    #if [ "${SUBPROJECT:-}" = minimized ] && [ -n "$partuuid" ]; then
+    if [ -n "$partuuid" ]; then
         echo "GRUB_FORCE_PARTUUID=$partuuid" >> mountpoint/etc/default/grub.d/40-force-partuuid.cfg
     fi
 

live-build/buildd/hooks/52-linux-virtual-image.binary

@@ -36,12 +36,24 @@ cleanup_linux_virtual() {
 }
 trap cleanup_linux_virtual EXIT
 
-# Install dependencies
 env DEBIAN_FRONTEND=noninteractive chroot "$mount_d" apt-get \
     update --assume-yes
+
+# Perform a dist-upgrade to pull in -security and other pockets
 env DEBIAN_FRONTEND=noninteractive chroot "$mount_d" apt-get \
-    install -y lsb-release locales initramfs-tools busybox-initramfs \
+    dist-upgrade --assume-yes
-               udev dbus netplan.io cloud-init openssh-server sudo snapd
+
+# Install dependencies
+env DEBIAN_FRONTEND=noninteractive chroot "$mount_d" apt-get \
+    install -y --install-recommends bind9 busybox-initramfs cloud-init dbus \
+               ifupdown initramfs-tools locales lsb-release \
+               openssh-server resolvconf sudo snapd udev 
+
+# Enable console output
+cat >> $mount_d/etc/default/grub.d/50-buildd-settings.cfg << EOF 
+${IMAGE_STR}
+GRUB_CMDLINE_LINUX_DEFAULT="console=ttyS0"
+EOF
 
 # Install a kernel
 divert_grub "$mount_d"
@@ -49,6 +61,7 @@ env DEBIAN_FRONTEND=noninteractive chroot "$mount_d" apt-get \
     install --assume-yes linux-image-virtual
 env DEBIAN_FRONTEND=noninteractive chroot "$mount_d" apt-get \
     autoremove --purge --assume-yes
+
 chroot "$mount_d" update-grub
 undivert_grub "$mount_d"
 

live-build/buildd/includes.chroot/etc/network/interfaces

@@ -0,0 +1,12 @@
+# This file describes the network interfaces available on your system
+# and how to activate them. For more information, see interfaces(5).
+
+# The loopback network interface
+auto lo
+iface lo inet loopback
+
+# Source interfaces
+# Please check /etc/network/interfaces.d before changing this file
+# as interfaces may have been defined in /etc/network/interfaces.d
+# See LP: #1262951
+source /etc/network/interfaces.d/*.cfg