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bkctld-inc : smaller lock file

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Only one process can create a specific inc at the same time
This commit is contained in:
Jérémy Lecour 2020-04-02 18:29:40 +02:00 committed by Jérémy Lecour
parent 45036bf731
commit 4e6c5cfb20
1 changed files with 5 additions and 4 deletions
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9
lib/bkctld-inc
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@ -34,15 +34,16 @@ create_inc_ext() {
jail_path=$(jail_path "${jail_name}")
inc_path=$(inc_path "${jail_name}" "${inc_name}")
lock="${LOCKDIR}/inc-${jail_name}.lock"
if [ -f "${lock}" ]; then
# The lock file prevents from starting a new copy when one is already being done
lock_file="${LOCKDIR}/inc-${jail_name}-${inc_name}.lock"
if [ -f "${lock_file}" ]; then
warning "${jail_name}: skipping '${inc_name}', it is already being created."
else
(
start=$(current_time)
mkdir --parents "${LOCKDIR}" && touch "${lock}"
mkdir --parents "${LOCKDIR}" && touch "${lock_file}"
# shellcheck disable=SC2064
trap "rm -f ${lock}" 0
trap "rm -f ${lock_file}" 0
if dry_run; then
echo "[dry-run] copy of ${jail_path} to ${inc_path}"