Revision control
Copy as Markdown
#!/usr/bin/env bash
# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
# This script needs to be called at the end of provisioning, to clean the cache directory
set -e
set -f
QT_USER="qt"
CACHE=".cache"
echo "---- starting cache cleanup."
# skip if user qt does not exist
echo "---- checking user $QT_USER"
if grep -q "^$QT_USER:" /etc/passwd; then
echo "(**) found user $QT_USER"
else
echo "(WW) user $QT_USER not found."
echo "---- skipping cache cleanup."
exit 0
fi
# assume /home/qt as ~ won't expand into sudo
CACHEDIR="/home/$QT_USER/$CACHE"
# delete files from a directory if it exists
echo "---- checking cache directory $CACHEDIR"
if sudo [ -d "$CACHEDIR" ]; then
if [ "$(sudo ls -A $CACHEDIR)" ]; then
echo "(WW) cache in $CACHEDIR is not empty."
echo "---- removing content:"
# List files and delete in a loop as wildcard won't expand into sudo
sudo ls -A1 "$CACHEDIR" | while read -r FILE
do
echo "--- rm -rf $FILE"
sudo rm -rf "$CACHEDIR/$FILE"
done
else
echo "(**) cache in $CACHEDIR is empty."
fi
else
if sudo [ -f "$CACHEDIR" ]; then
# replace a cache file with a directory
echo "(WW) $CACHEDIR is a file."
echo "---- removing $CACHEDIR."
sudo rm -r "$CACHEDIR"
else
echo "(WW) cache directory $CACHEDIR not found."
fi
# create new cache directory and assign rights
echo "---- creating cache director $CACHEDIR."
sudo mkdir "$CACHEDIR"
sudo chown $QT_USER:users $CACHEDIR
sudo chmod 700 $CACHEDIR
fi