notes: fix raspi install notes, also @home -> @username

[monosys] / hacks / lib-ext-backup

diff --git a/hacks/lib-ext-backup b/hacks/lib-ext-backup
index bca5e44f9733efed134c1f267e3684683422a35b..4a1d11988e925546687963da232871e84ac235fb 100644 (file)
--- a/hacks/lib-ext-backup
+++ b/hacks/lib-ext-backup
@@ -7,6 +7,9 @@ function cryptsetup_open {
         fi
         DISKNAME="$(basename "$DEVICE")"
         CRYPTNAME="crypt-$DISKNAME"
+        if [ -L "/run/ext-backup-crypt/$CRYPTNAME" ]; then
+            continue
+        fi
         echo "> cryptsetup luksOpen $DEVICE $CRYPTNAME"
         cryptsetup luksOpen "$DEVICE" "$CRYPTNAME" --key-file "/etc/lukskeys/${DISKNAME}"
         mkdir -p /run/ext-backup-crypt/
@@ -101,6 +104,19 @@ function snapshot_cleanup {
         | xargs -rn1 zfs destroy -v
 }
 
+function snapshot_convert_to_bookmarks {
+    local fs
+    local snap
+
+    for fs in "$@"; do
+        for snap in $(zfs list -H -o name -t snapshot -r "$fs"); do
+            echo "> zfs bookmark $snap"
+            zfs bookmark "$snap" "${snap/@/#}"
+            zfs destroy "$snap"
+        done
+    done
+}
+
 function main {
     zfs get all -s local -H > /root/zfs-props.txt
     cryptsetup_open