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-rw-r--r--debian/apt.cron.daily31
1 files changed, 28 insertions, 3 deletions
diff --git a/debian/apt.cron.daily b/debian/apt.cron.daily
index 8c2bd22d9..2f942ae0f 100644
--- a/debian/apt.cron.daily
+++ b/debian/apt.cron.daily
@@ -69,7 +69,7 @@ check_stamp()
interval="$2"
if [ $interval -eq 0 ]; then
- debug_echo "check_stamp: interval=0."
+ debug_echo "check_stamp: interval=0"
# treat as no time has passed
return 1
fi
@@ -81,13 +81,38 @@ check_stamp()
fi
# compare midnight today to midnight the day the stamp was updated
- stamp=$(date -r $stamp '+%s')
+ stamp_file="$stamp"
+ stamp=$(date --date=$(date -r $stamp_file --iso-8601) +%s 2>/dev/null)
+ if [ "$?" != "0" ]; then
+ # Due to some timezones returning 'invalid date' for midnight on
+ # certain dates (eg America/Sao_Paulo), if date returns with error
+ # remove the stamp file and return 0. See coreutils bug:
+ # http://lists.gnu.org/archive/html/bug-coreutils/2007-09/msg00176.html
+ rm -f "$stamp_file"
+ return 0
+ fi
+
+ now=$(date --date=$(date --iso-8601) +%s 2>/dev/null)
+ if [ "$?" != "0" ]; then
+ # As above, due to some timezones returning 'invalid date' for midnight
+ # on certain dates (eg America/Sao_Paulo), if date returns with error
+ # return 0.
+ return 0
+ fi
+
delta=$(($now-$stamp))
# intervall is in days, convert to sec.
interval=$(($interval*60*60*24))
debug_echo "check_stamp: interval=$interval, now=$now, stamp=$stamp, delta=$delta (sec)"
+ # remove timestamps a day (or more) in the future and force re-check
+ if [ $stamp -gt $(($now+86400)) ]; then
+ echo "WARNING: file $stamp_file has a timestamp in the future: $stamp"
+ rm -f "$stamp_file"
+ return 0
+ fi
+
if [ $delta -ge $interval ]; then
return 0
fi
@@ -335,7 +360,7 @@ if which on_ac_power >/dev/null; then
fi
# check if we can lock the cache and if the cache is clean
-if which apt-get >/dev/null && ! eval apt-get check $XAPTOPT $XSTDERR ; then
+if which apt-get >/dev/null && ! apt-get check $XAPTOPT $XSTDERR ; then
debug_echo "error encountered in cron job with \"apt-get check\"."
exit 0
fi