overlay/dcutl: adding a tool to manage zfs encryption on pool

1 files changed, 32 insertions, 0 deletions

diff --git a/overlays/kookie/dcutil/default.nix b/overlays/kookie/dcutil/default.nix
new file mode 100644
index 00000000000..6f8e2bb2864
--- /dev/null
+++ b/overlays/kookie/dcutil/default.nix
@@ -0,0 +1,32 @@
+/* DATACORE UTILS
+ * 
+ * A tool that makes it easier to deal with decrypting 
+ * and re-crypting the datacore storage pool.
+ */
+
+
+{ writeShellScriptBin, zfs }: writeShellScriptBin "dcutils" ''
+  set -eo pipefail
+
+  function open_pool {
+    ${zfs}/bin/zfs load-key datacore
+    ${zfs}/bin/zfs mount datacore
+    ${zfs}/bin/zfs mount datacore/backup
+    ${zfs}/bin/zfs mount datacore/media
+    ${zfs}/bin/zfs mount datacore/sync
+  }
+
+  function close_pool {
+    ${zfs}/bin/zfs umount datacore
+    ${zfs}/bin/zfs umount datacore/backup
+    ${zfs}/bin/zfs umount datacore/media
+    ${zfs}/bin/zfs umount datacore/sync
+    ${zfs}/bin/zfs unload-key datacore
+  }
+
+  case "$1" in
+    open*) open_pool ;;
+    close*)  close_pool ;;
+    *) echo "Usage: <dcutils> [open|close]"
+  esac
+''