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Check the amount of free space before updating

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Kron4ek 2022-06-16 19:53:57 +05:00
parent e6ae794400
commit f5f1e9fbd7
1 changed files with 15 additions and 3 deletions
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18
conty-start.sh
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@ -7,12 +7,12 @@ if [ $EUID = 0 ] && [ -z "$ALLOW_ROOT" ]; then
echo "Do not run this script as root!"
echo
echo "If you really need to run it as root and you know what you are doing,"
echo "set ALLOW_ROOT environment variable."
echo "set the ALLOW_ROOT environment variable."
exit 1
fi
script_version="1.19"
script_version="1.20"
# Full path to the script
script_literal="${BASH_SOURCE[0]}"
@ -43,7 +43,7 @@ mount_point="${working_dir}"/mnt
# a problem with mounting the image due to an incorrectly calculated offset.
# The size of this script
scriptsize=24870
scriptsize=25300
# The size of the utils archive
utilssize=2537833
@ -378,6 +378,18 @@ if [ "$1" = "-u" ] || [ "$1" = "-U" ]; then
mkdir -p "${update_temp_dir}"
cd "${update_temp_dir}" || exit 1
if command -v awk 1>/dev/null; then
current_file_size="$(stat -c "%s" "${script}")"
available_disk_space="$(df -P -B1 "${update_temp_dir}" | awk 'END {print $4}')"
required_disk_space="$((current_file_size*7))"
if [ "${available_disk_space}" -lt "${required_disk_space}" ]; then
echo "Not enough free disk space"
echo "You need at least $((required_disk_space/1024/1024)) MB of free space"
exit 1
fi
fi
tail -c +$((scriptsize+1)) "${script}" | head -c ${utilssize} | tar -C "${update_temp_dir}" -zxf -
if [ "${dwarfs_image}" = 1 ]; then