Initial commit

overlay/usr/libexec/init-storage

@@ -0,0 +1,57 @@
+#!/bin/sh
+# vim: set sw=4 ts=4 sts=4 et :
+
+cleanup() {
+    if [ -n "${tmpdir}" ] && [ "${tmpdir}" != / ]; then
+        if mountpoint -q "${tmpdir}"; then
+            umount "${tmpdir}"
+        fi
+        rm -rf "${tmpdir}"
+        unset tmpdir
+    fi
+}
+
+copy_var() {
+    dev="$1"
+
+    echo 'Copying /var contents to data volume'
+    mount -o subvol=var "${dev}" "${tmpdir}"
+    cp -auv /var/. "${tmpdir}"
+    umount "${tmpdir}"
+}
+
+format_dev() {
+    dev="$1"
+    printf 'Creating BTRFS filesystem on %s\n' "${dev}"
+    mkfs.btrfs "${dev}" || exit
+
+    mount "${dev}" "${tmpdir}" || exit
+    btrfs subvolume create "${tmpdir}"/etc || exit
+    mkdir -p "${tmpdir}"/etc/.work "${tmpdir}"/etc/rw || exit
+    btrfs subvolume create "${tmpdir}"/var || exit
+    btrfs subvolume create "${tmpdir}"/var/log || exit
+    umount "${dev}" || exit
+}
+
+has_fs() {
+    dev="$1"
+    fstype=$(blkid -o value -s TYPE "${dev}")
+    [ -n "${fstype}" ]
+}
+
+datapart=$(findfs PARTLABEL=dch-data)
+if [ -b "${datapart}" ]; then
+    printf 'Found data partition: %s\n' "${datapart}"
+else
+    echo 'Could not identify data partition' >&2
+    exit 1
+fi
+
+trap cleanup INT TERM QUIT EXIT
+tmpdir=$(mktemp -d -p /run storinit.XXXXXX)
+
+if ! has_fs "${datapart}"; then
+    format_dev "${datapart}"
+fi
+
+copy_var "${datapart}"

overlay/usr/libexec/ssh-authorized-keys

@@ -0,0 +1,4 @@
+#!/bin/sh
+# vim: set sw=4 ts=4 sts=4 et :
+
+exec wget -q -O - https://sshkeys.pyrocufflink.blue/"$1"/"$2".pub