1 files changed, 68 insertions, 0 deletions
diff --git a/scripts/install-with-disko b/scripts/install-with-disko
new file mode 100755
index 0000000..859a647
--- /dev/null
+++ b/scripts/install-with-disko
@@ -0,0 +1,68 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i zsh --packages rsync zsh
+
+setopt ERR_EXIT NO_UNSET PIPE_FAIL
+DIR="${0:h}"
+
+TARGET_HOST="${1:-}"
+TARGET_USER="${2:-nipsy}"
+
+if [[ "${USERNAME}" != "nixos" ]]; then
+	echo "ERROR!  ${0:t} should be run as the nixos user from a NixOS installer." >&2
+	exit 1
+fi
+
+if [[ -z "$TARGET_HOST" ]]; then
+	echo "ERROR!  ${0:t} requires a hostname as the first argument." >&2
+	exit 1
+fi
+
+if [[ ! -e "${DIR}/../hosts/${TARGET_HOST}/disks.nix" ]]; then
+	echo "ERROR!  ${0:t} could not find the required ${DIR}/../hosts/${TARGET_HOST}/disks.nix." >&2
+	exit 1
+fi
+
+# Check if the machine we're provisioning is using an encrypted pool.
+# If it does, prompt for the passphrase, and write to a known location.
+if grep -q "data.keyfile" "${DIR}/../hosts/${TARGET_HOST}/disks.nix"; then
+	while true; do
+		echo -en "\n${TARGET_HOST} uses ZFS encryption.  Enter a passphrase to encrypt your pool: "
+		read -s pass
+		echo -e '\n'
+
+		if [[ "${#pass}" -lt 8 ]]; then
+			echo 'ERROR!  Passphrase must be at least 8 characters.' >&2
+		else
+			break
+		fi
+	done
+
+	echo -n "${pass}" > /tmp/data.keyfile && chmod 00600 /tmp/data.keyfile
+fi
+
+
+<<EOF
+++++++++	The disk(s) in ${TARGET_HOST} are about to get wiped!
+WARNING!	NixOS will be re-installed on ${TARGET_HOST}.
+++++++++	This is a destructive operation!!!
+
+EOF
+
+read -q '?Are you sure? [y/N] '
+echo
+
+if [[ "${REPLY}" == "y" ]]; then
+	sudo true
+	sudo nix run github:nix-community/disko \
+		--extra-experimental-features "nix-command flakes" \
+		--no-write-lock-file \
+		-- \
+		--mode zap_create_mount \
+		"${DIR}/../hosts/${TARGET_HOST}/disks.nix"
+
+	# rsync NixOS configuration to target host file system and install the system
+	sudo mkdir -p /mnt/etc/nixos
+	sudo rsync -a --delete --exclude .git "${DIR}/.." /mnt/etc/nixos
+	cd /mnt/etc/nixos
+	sudo nixos-install --flake ".#${TARGET_HOST}"
+fi