From a0c5e1ca1abe83b0d7f6ea52b689628ad083949c Mon Sep 17 00:00:00 2001
From: Per Cederqvist <ceder@lysator.liu.se>
Date: Tue, 7 Aug 2007 19:16:31 +0000
Subject: [PATCH] Added support for starting the backups at a predefined time.
* backup-repeatedly: New option: --start-time, that specifies the hour
and minute when the backup should start.
---
ChangeLog | 4 ++++
backup-repeatedly | 46 ++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 50 insertions(+)
diff --git a/ChangeLog b/ChangeLog
index 8340288..95b6326 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2007-08-07 Per Cederqvist <ceder@ryttargardskyrkan.se>
+ Added support for starting the backups at a predefined time.
+ * backup-repeatedly: New option: --start-time, that specifies the
+ hour and minute when the backup should start.
+
Added fetch-work-pcfritz.
* fetch-work-pcfritz: New file, for the installation at
Ryttargårdskyrkan.
diff --git a/backup-repeatedly b/backup-repeatedly
index 2f2bb1f..0d6d7af 100755
--- a/backup-repeatedly
+++ b/backup-repeatedly
@@ -1,7 +1,53 @@
#!/bin/sh
ctr=0
+starttime=
+
+LASTSTART=/opt/LYSrdiff/var/last-start
+
+case $1 in
+ --start-time)
+ shift
+ case $1 in
+ [0-9][0-9]:[0-9][0-9])
+ start_h=`echo $1|sed 's/:.*//'`
+ start_m=`echo $1|sed 's/.*://'`
+ starttime=`expr 3600 '*' $start_h + 60 '*' $start_m`
+ shift
+ ;;
+ *)
+ echo bad time >&2
+ exit 1
+ ;;
+ esac
+esac
+
while :
do
+ if [ -n "$starttime" ]
+ then
+ if [ -z "`find $LASTSTART -ctime +0 -print 2>/dev/null`" ]
+ then
+ now=`date +%H:%M:%S`
+ h=`echo $now|sed 's/:.*//'`
+ m=`echo $now|sed 's/[^:]*://'|sed 's/:.*//'`
+ s=`echo $now|sed 's/.*://'`
+ delta=`expr $starttime - '(' 3600 '*' $h + 60 '*' $m + $s ')'`
+ day=`expr 24 '*' 3600`
+ to_wait=`expr '(' $delta + $day ')' % $day`
+ if [ $to_wait -lt `expr $day - 60` ] && [ $to_wait -gt 1 ]
+ then
+ echo Sleeping for $to_wait seconds until $start_h:$start_m
+ sleep $to_wait
+ else
+ echo Not sleeping $to_wait seconds
+ fi
+ else
+ echo Not sleeping since previous run took too long
+ fi
+ else
+ echo 'Not sleeping: no --start-time specified'
+ fi
+
ctr=`expr $ctr + 1`
[ -f /opt/LYSrdiff/etc/finish ] && break
[ -f /opt/LYSrdiff/etc/stop ] && break
--
GitLab