travelmate: fix possible race condition

* prevent possible duplicate script execution due to
  multiple ntp events in parallel

Signed-off-by: Dirk Brenken <dev@brenken.org>
This commit is contained in:
Dirk Brenken 2020-11-26 22:39:15 +01:00
parent 6dc567270e
commit 84f20951b3
No known key found for this signature in database
GPG key ID: 9D71CD547BFAE684
2 changed files with 10 additions and 6 deletions

View file

@ -7,7 +7,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=travelmate PKG_NAME:=travelmate
PKG_VERSION:=2.0.2 PKG_VERSION:=2.0.2
PKG_RELEASE:=3 PKG_RELEASE:=4
PKG_LICENSE:=GPL-3.0-or-later PKG_LICENSE:=GPL-3.0-or-later
PKG_MAINTAINER:=Dirk Brenken <dev@brenken.org> PKG_MAINTAINER:=Dirk Brenken <dev@brenken.org>

View file

@ -22,10 +22,14 @@ f_log()
fi fi
} }
if [ "${ACTION}" = "stratum" ] && [ ! -f "${trm_ntpfile}" ] && \ if [ "${ACTION}" = "stratum" ] && [ ! -f "${trm_ntpfile}" ] && [ "$("${trm_init}" enabled; printf "%u" ${?})" = "0" ]
[ "$("${trm_init}" enabled; printf "%u" ${?})" = "0" ]
then then
> "${trm_ntpfile}" {
f_log "info" "get ntp time sync" flock -xn 1001
"${trm_init}" restart if [ "$?" = "0" ]
then
f_log "info" "get ntp time sync"
"${trm_init}" restart
fi
} 1001>"${trm_ntpfile}"
fi fi