Initial commit

scripts/btrfs-convert

@@ -0,0 +1,52 @@
+#!/usr/bin/env bash
+# Convert directories to btrfs subvolumes
+
+usage() {
+  echo "Usage: $0 <directory1> [directory2 ...]"
+  echo "Converts each directory to a btrfs subvolume."
+}
+
+btrfs_convert() {
+  local d dir tmp_dir
+  for d in "$@"; do
+    dir="$d"
+    tmp_dir="$dir.tmp"
+    if [[ ! -d "$dir" ]]; then
+      echo "[ERROR] Directory '$dir' does not exist. Skipping."
+      continue
+    fi
+    if [[ -d "$tmp_dir" ]]; then
+      echo "[ERROR] Temporary directory '$tmp_dir' already exists. Skipping '$dir'."
+      continue
+    fi
+    echo "[INFO] Creating btrfs subvolume: '$tmp_dir'..."
+    if ! btrfs subvolume create "$tmp_dir" &>/dev/null; then
+      echo "[ERROR] Failed to create btrfs subvolume '$tmp_dir'. Skipping '$dir'."
+      continue
+    fi
+    echo "[INFO] Moving contents from '$dir' to '$tmp_dir'..."
+    if ! mv "$dir"/* "$tmp_dir"/ 2>/dev/null; then
+      echo "[ERROR] Failed to move contents from '$dir' to '$tmp_dir'. Cleaning up."
+      rm -rf "$tmp_dir"
+      continue
+    fi
+    echo "[INFO] Removing original directory '$dir'..."
+    if ! rm -rf "$dir"; then
+      echo "[ERROR] Failed to remove '$dir'. Manual cleanup may be required."
+      continue
+    fi
+    echo "[INFO] Renaming '$tmp_dir' to '$dir'..."
+    if ! mv "$tmp_dir" "$dir"; then
+      echo "[ERROR] Failed to rename '$tmp_dir' to '$dir'. Manual cleanup may be required."
+      continue
+    fi
+    echo "[SUCCESS] Converted '$dir' to a btrfs subvolume."
+  done
+}
+
+if [[ $# -lt 1 ]]; then
+  usage
+  exit 1
+fi
+
+btrfs_convert "$@"