Ubuntu image: add haveged, nosplash boot, uncloud-init

ubuntu-unclound-image.sh

@@ -120,11 +120,15 @@ run_root DEBIAN_FRONTEND=noninteractive apt-get -y install locales linux-base li
 
 # Configure grub.
 run_root grub-install --target=i386-pc "${NBD_DEVICE}"
+sed -i 's/quiet splash/nosplash/' /mnt/etc/default/grub
 run_root grub-mkconfig -o /boot/grub/grub.cfg
 
 # Install en configure SSH daemon. The service is enabled by default.
 run_root apt-get -y install openssh-server
 
+# Use haveged as entropy source.
+run_root apt-get -y install haveged
+
 # Generate fstab file.
 boot_uuid=$(blkid --match-tag UUID --output value "${NBD_DEVICE}p1")
 root_uuid=$(blkid --match-tag UUID --output value "${NBD_DEVICE}p2")
@@ -141,9 +145,19 @@ rm -f /var/lib/systemd/random-seed
 # Remove temporary files and reclaim freed disk space.
 run_root apt-get clean
 
-# FIXME: add fnux's SSH key for testing purposes.
-mkdir -p /mnt/root/.ssh
-curl https://key.wf/fnux > /mnt/root/.ssh/authorized_keys
+# Manually install uncloud-init.
+uncloud_init_dir=/tmp/uncloud-init
+run_root apt-get install -y git curl grep make
+
+mkdir -p "$uncloud_init_dir"
+run_root git clone https://code.ungleich.ch/uncloud/uncloud-init.git "$uncloud_init_dir"
+run_root make -C "$uncloud_init_dir" install
+run_root rm -r "$uncloud_init_dir"
+
+run_root systemctl enable uncloud-init
+
+# Remove resolv.conf, as it is handled by uncloud-init.
+run_root rm /etc/resolv.conf
 
 # Make sure everything is written to disk before exiting.
 sync