diff options
Diffstat (limited to 'debian/apt.cron.daily')
| -rw-r--r-- | debian/apt.cron.daily | 31 |
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 |