Creating script that fixes media directory file and directory permissions, adding it to the Controller UI.

scripts/fix_media_permissions.sh

@@ -0,0 +1,61 @@
+#!/usr/bin/env bash
+# Fix ownership and permissions on the WROLPi media directory so WROLPi can read and write all files.
+
+# Re-execute this script if it wasn't called with sudo.
+if [ $EUID != 0 ]; then
+  sudo "$0" "$@"
+  exit $?
+fi
+
+MEDIA_DIRECTORY="/media/wrolpi"
+
+# Source .env override if it exists.
+if [ -f /opt/wrolpi/.env ]; then
+  # shellcheck disable=SC1091
+  source /opt/wrolpi/.env
+fi
+
+if [ ! -d "${MEDIA_DIRECTORY}" ]; then
+  echo "ERROR: Media directory does not exist: ${MEDIA_DIRECTORY}"
+  exit 1
+fi
+
+echo "Fixing permissions on ${MEDIA_DIRECTORY}..."
+
+errors=0
+dirs_fixed=0
+files_fixed=0
+
+# Fix ownership. FAT/exFAT filesystems do not support chown, so warn and continue.
+if ! chown -R wrolpi:wrolpi "${MEDIA_DIRECTORY}" 2>/dev/null; then
+  echo "WARNING: Could not change ownership (filesystem may not support Unix ownership, e.g. FAT/exFAT)."
+  errors=$((errors + 1))
+fi
+
+# Ensure directories have at least u+rwx so they can be listed, traversed, and written to.
+count=$(find "${MEDIA_DIRECTORY}" -type d ! -perm -u+rwx -print 2>/dev/null | wc -l)
+if [ "$count" -gt 0 ]; then
+  find "${MEDIA_DIRECTORY}" -type d ! -perm -u+rwx -exec chmod u+rwx {} + 2>/dev/null || errors=$((errors + 1))
+  dirs_fixed=$count
+fi
+
+# Ensure files have at least u+rw so they can be read and modified.
+count=$(find "${MEDIA_DIRECTORY}" -type f ! -perm -u+rw -print 2>/dev/null | wc -l)
+if [ "$count" -gt 0 ]; then
+  find "${MEDIA_DIRECTORY}" -type f ! -perm -u+rw -exec chmod u+rw {} + 2>/dev/null || errors=$((errors + 1))
+  files_fixed=$count
+fi
+
+echo ""
+echo "=== Summary ==="
+echo "Directories fixed: ${dirs_fixed}"
+echo "Files fixed:       ${files_fixed}"
+echo "Errors:            ${errors}"
+
+if [ "$errors" -gt 0 ]; then
+  echo ""
+  echo "Some operations failed. This may be expected on FAT/exFAT filesystems."
+fi
+
+echo ""
+echo "Done."