[SSPS] timesync: Add cronjob to sync once a day

1 files changed, 21 insertions, 3 deletions

diff --git a/satellit_installer/static_files/timesync/usr/local/sbin/redneck-timesync.sh b/satellit_installer/static_files/timesync/usr/local/sbin/redneck-timesync.sh
index 2fbed8a..7dc538c 100755
--- a/satellit_installer/static_files/timesync/usr/local/sbin/redneck-timesync.sh
+++ b/satellit_installer/static_files/timesync/usr/local/sbin/redneck-timesync.sh
@@ -6,8 +6,26 @@ if [ "$USR" != 0 ]; then
 	exit 1
 fi
 
-DRYRUN=false
-[ "x$1" = "x-s" ] || DRYRUN=true
+DRYRUN=true
+BOOTUP=false
+while [ "$#" -gt 0 ]; do
+	case "$1" in
+	-s)
+		DRYRUN=false
+		;;
+	-b)
+		BOOTUP=true
+	esac
+done
+
+if ! $BOOTUP; then
+	# Not bootup mode, ntpd present, ntpq yields no error:
+	# Assume ntpd is up and running, so don't do anything
+	command -v ntpd > /dev/null && ntpq -p > /dev/null 2>&1 && exit 0
+	# Same for systemd timesync
+	systemctl -q is-active systemd-timesyncd && exit 0
+fi
+
 
 # Check if clock is set properly by probing a bunch of web servers for
 # their current time. Then -- after applying some sanity checks -- pick
@@ -35,7 +53,7 @@ F=$(mktemp)
 NOW=$(date +%s)
 ECODE=0
 
-/usr/local/sbin/slx-wait-online
+$BOOTUP && /usr/local/sbin/slx-wait-online
 
 # Request all at once, HEAD only, 2 sec timeout
 for url in $URLS; do