diff options
Diffstat (limited to 'debian')
| -rw-r--r-- | debian/apt.cron.daily | 310 |
1 files changed, 141 insertions, 169 deletions
diff --git a/debian/apt.cron.daily b/debian/apt.cron.daily index cdec7eea0..8c2bd22d9 100644 --- a/debian/apt.cron.daily +++ b/debian/apt.cron.daily @@ -75,7 +75,6 @@ check_stamp() fi if [ ! -f $stamp ]; then - update_stamp $stamp debug_echo "check_stamp: missing time stamp file: $stamp." # treat as enough time has passed return 0 @@ -105,18 +104,25 @@ update_stamp() # we check here if autoclean was enough sizewise check_size_constraints() { - # min-age in days MaxAge=0 - MinAge=2 - MaxSize=0 - CacheDir="var/cache/apt" - CacheArchive="archives/" eval $(apt-config shell MaxAge APT::Archives::MaxAge) + eval $(apt-config shell MaxAge APT::Periodic::MaxAge) + + MinAge=2 eval $(apt-config shell MinAge APT::Archives::MinAge) + eval $(apt-config shell MinAge APT::Periodic::MinAge) + + MaxSize=0 eval $(apt-config shell MaxSize APT::Archives::MaxSize) - eval $(apt-config shell Dir Dir) + eval $(apt-config shell MaxSize APT::Periodic::MaxSize) + + CacheDir="var/cache/apt/" eval $(apt-config shell CacheDir Dir::Cache) + CacheDir=${CacheDir%/} + + CacheArchive="archives/" eval $(apt-config shell CacheArchive Dir::Cache::archives) + CacheArchive=${CacheArchive%/} # sanity check if [ -z "$CacheDir" -o -z "$CacheArchive" ]; then @@ -128,9 +134,13 @@ check_size_constraints() # check age if [ ! $MaxAge -eq 0 ] && [ ! $MinAge -eq 0 ]; then + debug_echo "aged: ctime <$MaxAge and mtime <$MaxAge and ctime>$MinAge and mtime>$MinAge" find $Cache -name "*.deb" \( -mtime +$MaxAge -and -ctime +$MaxAge \) -and -not \( -mtime -$MinAge -or -ctime -$MinAge \) -print0 | xargs -r -0 rm -f elif [ ! $MaxAge -eq 0 ]; then + debug_echo "aged: ctime <$MaxAge and mtime <$MaxAge only" find $Cache -name "*.deb" -ctime +$MaxAge -and -mtime +$MaxAge -print0 | xargs -r -0 rm -f + else + debug_echo "skip aging since MaxAge is 0" fi # check size @@ -148,11 +158,12 @@ check_size_constraints() size=${du%%/*} # check if the cache is small enough if [ $size -lt $MaxSize ]; then + debug_echo "end remove by archive size: size=$size < $MaxSize" break fi # check for MinAge of the file - if [ ! $MinAge -eq 0 ]; then + if [ $MinAge -ne 0 ]; then # check both ctime and mtime mtime=$(stat -c %Y $file) ctime=$(stat -c %Z $file) @@ -161,19 +172,94 @@ check_size_constraints() else delta=$(($now-$ctime)) fi - #echo "$file ($delta), $MinAge" if [ $delta -le $MinAge ]; then - #echo "Skiping $file (delta=$delta)" + debug_echo "skip remove by archive size: $file, delta=$delta < $MinAgeSec" break + else + # delete oldest file + debug_echo "remove by archive size: $file, delta=$delta >= $MinAgeSec (sec), size=$size >= $MaxSize" + rm -f $file fi fi - - # delete oldest file - rm -f $file done fi } +# deal with the Apt::Periodic::BackupArchiveInterval +do_cache_backup() +{ + BackupArchiveInterval="$1" + if [ $BackupArchiveInterval -eq 0 ]; then + return + fi + + # Set default values and normalize + Dir="/" + eval $(apt-config shell Dir Dir) + Dir=${Dir%/} + + CacheDir="var/cache/apt/" + eval $(apt-config shell CacheDir Dir::Cache) + CacheDir=${CacheDir%/} + if [ -z "$CacheDir" ]; then + debug_echo "practically empty Dir::Cache, exiting" + return 0 + fi + + CacheArchive="archives/" + eval $(apt-config shell CacheArchive Dir::Cache::Archives) + CacheArchive=${CacheArchive%/} + if [ -z "$CacheArchive" ]; then + debug_echo "practically empty Dir::Cache::archives, exiting" + return 0 + fi + + BackupLevel=3 + eval $(apt-config shell BackupLevel APT::Periodic::BackupLevel) + if [ $BackupLevel -le 1 ]; then + BackupLevel=2 ; + fi + + CacheBackup="backup/" + eval $(apt-config shell CacheBackup Dir::Cache::Backup) + CacheBackup=${CacheBackup%/} + if [ -z "$CacheBackup" ]; then + echo "practically empty Dir::Cache::Backup, exiting" 1>&2 + return + fi + + Cache="${Dir}/${CacheDir}/${CacheArchive}/" + Back="${Dir}/${CacheDir}/${CacheBackup}/" + BackX="${Back}${CacheArchive}/" + for x in $(seq 0 1 $((${BackupLevel}-1))); do + eval "Back${x}=${Back}${x}/" + done + + # backup after n-days if archive contents changed. + # (This uses hardlink to save disk space) + BACKUP_ARCHIVE_STAMP=/var/lib/apt/periodic/backup-archive-stamp + if check_stamp $BACKUP_ARCHIVE_STAMP $BackupArchiveInterval; then + if [ $({(cd $Cache 2>/dev/null; find . -name "*.deb"); (cd $Back0 2>/dev/null;find . -name "*.deb") ;}| sort|uniq -u|wc -l) -ne 0 ]; then + mkdir -p $Back + rm -rf $Back$((${BackupLevel}-1)) + for y in $(seq $((${BackupLevel}-1)) -1 1); do + eval BackY=${Back}$y + eval BackZ=${Back}$(($y-1)) + if [ -e $BackZ ]; then + mv -f $BackZ $BackY ; + fi + done + cp -la $Cache $Back ; mv -f $BackX $Back0 + update_stamp $BACKUP_ARCHIVE_STAMP + debug_echo "backup with hardlinks. (success)" + else + debug_echo "skip backup since same content." + fi + else + debug_echo "skip backup since too new." + fi +} + # sleep for a random interval of time (default 30min) # (some code taken from cron-apt, thanks) random_sleep() @@ -188,6 +274,7 @@ random_sleep() RANDOM=$(dd if=/dev/urandom count=1 2> /dev/null | cksum | cut -c"1-5") fi TIME=$(($RANDOM % $RandomSleep)) + debug_echo "sleeping for $TIME seconds" sleep $TIME } @@ -200,7 +287,7 @@ debug_echo() fi } -# main +# ------------------------ main ---------------------------- # check apt-config exstance if ! which apt-config >/dev/null ; then @@ -209,6 +296,7 @@ fi # Set VERBOSE mode from apt-config (or inherit from environment) eval $(apt-config shell VERBOSE APT::Periodic::Verbose) +debug_echo "verbose level $VERBOSE" if [ -z "$VERBOSE" ]; then VERBOSE="0" fi @@ -238,11 +326,10 @@ if which on_ac_power >/dev/null; then on_ac_power POWER=$? if [ $POWER -eq 1 ]; then - debug_echo "exit: system on main power." + debug_echo "exit: system NOT on main power" exit 0 elif [ $POWER -ne 0 ]; then - debug_echo "exit: power status ($POWER) undetermined." - exit 0 + debug_echo "power status ($POWER) undetermined, continuing" fi debug_echo "system is on main power." fi @@ -252,60 +339,12 @@ if which apt-get >/dev/null && ! eval apt-get check $XAPTOPT $XSTDERR ; then debug_echo "error encountered in cron job with \"apt-get check\"." exit 0 fi -# No need to check for apt-get below # Global current time in seconds since 1970-01-01 00:00:00 UTC now=$(date +%s) -# Set default values and normalize -Dir="/" -eval $(apt-config shell Dir Dir) -Dir=${Dir%/} - -CacheDir="var/cache/apt/" -eval $(apt-config shell CacheDir Dir::Cache) -CacheDir=${CacheDir%/} -if [ -z "$CacheDir" ]; then - debug_echo "practically empty Dir::Cache, exiting" - exit 0 -fi - -CacheArchive="archives/" -eval $(apt-config shell CacheArchive Dir::Cache::Archives) -CacheArchive=${CacheArchive%/} -if [ -z "$CacheArchive" ]; then - debug_echo "practically empty Dir::Cache::archives, exiting" - exit 0 -fi - -BackupArchiveInterval=0 -eval $(apt-config shell BackupArchiveInterval APT::Periodic::BackupArchiveInterval) - -BackupLevel=3 -eval $(apt-config shell BackupLevel APT::Periodic::BackupLevel) -if [ $BackupLevel -le 1 ]; then BackupLevel=2 ; fi - -CacheBackup="backup/" -eval $(apt-config shell CacheBackup Dir::Cache::Backup) -CacheBackup=${CacheBackup%/} -if [ -z "$CacheBackup" ]; then - echo "practically empty Dir::Cache::Backup, exiting" 1>&2 - exit 0 -fi - # Support old Archive for compatibility. # Document only Periodic for all controling parameters of this script. -MaxAge=0 -eval $(apt-config shell MaxAge APT::Archives::MaxAge) -eval $(apt-config shell MaxAge APT::Periodic::MaxAge) - -MinAge=2 -eval $(apt-config shell MinAge APT::Archives::MinAge) -eval $(apt-config shell MinAge APT::Periodic::MinAge) - -MaxSize=0 -eval $(apt-config shell MaxSize APT::Archives::MaxSize) -eval $(apt-config shell MaxSize APT::Periodic::MaxSize) UpdateInterval=0 eval $(apt-config shell UpdateInterval APT::Periodic::Update-Package-Lists) @@ -319,12 +358,8 @@ eval $(apt-config shell UnattendedUpgradeInterval APT::Periodic::Unattended-Upgr AutocleanInterval=0 eval $(apt-config shell AutocleanInterval APT::Periodic::AutocleanInterval) -Cache="${Dir}/${CacheDir}/${CacheArchive}/" -Back="${Dir}/${CacheDir}/${CacheBackup}/" -BackX="${Back}${CacheArchive}/" -for x in $(seq 0 1 $((${BackupLevel}-1))); do - eval "Back${x}=${Back}${x}/" -done +BackupArchiveInterval=0 +eval $(apt-config shell BackupArchiveInterval APT::Periodic::BackupArchiveInterval) # check if we actually have to do anything if [ $UpdateInterval -eq 0 ] && @@ -335,77 +370,12 @@ if [ $UpdateInterval -eq 0 ] && exit 0 fi +# deal with BackupArchiveInterval +do_cache_backup $BackupArchiveInterval -# backup after n-days if archive contents changed. -# (This uses hardlink to save disk space) -BACKUP_ARCHIVE_STAMP=/var/lib/apt/periodic/backup-archive-stamp -if check_stamp $BACKUP_ARCHIVE_STAMP $BackupArchiveInterval; then - if [ $({(cd $Cache 2>/dev/null; find . -name "*.deb"); (cd $Back0 2>/dev/null;find . -name "*.deb") ;}| sort|uniq -u|wc -l) -ne 0 ]; then - mkdir -p $Back - rm -rf $Back$((${BackupLevel}-1)) - for y in $(seq $((${BackupLevel}-1)) -1 1); do - eval BackY=${Back}$y - eval BackZ=${Back}$(($y-1)) - if [ -e $BackZ ]; then mv -f $BackZ $BackY ; fi - done - cp -la $Cache $Back ; mv -f $BackX $Back0 - update_stamp $BACKUP_ARCHIVE_STAMP - debug_echo "backup with hardlinks. (success)" - else - - debug_echo "skip backup since same content." - fi -else - debug_echo "skip backup since too new." -fi - -# package archive contnts removal by package age -if [ $MaxAge -ne 0 ] && [ $MinAge -ne 0 ]; then - find $Cache -name "*.deb" \( -mtime +$MaxAge -and -ctime +$MaxAge \) -and -not \( -mtime -$MinAge -or -ctime -$MinAge \) -print0 | xargs -r -0 rm -f - debug_echo "aged: ctime <$MaxAge and mtime <$MaxAge and ctime>$MinAge and mtime>$MinAge" -elif [ $MaxAge -ne 0 ]; then - find $Cache -name "*.deb" -ctime +$MaxAge -and -mtime +$MaxAge -print0 | xargs -r -0 rm -f - debug_echo "aged: ctime <$MaxAge and mtime <$MaxAge only" -else - debug_echo "skip aging since MaxAge is 0" -fi - -# package archive contnts removal down to $MaxSize -if [ $MaxSize -ne 0 ]; then - - MinAgeSec=$(($MinAge*24*60*60)) - - # reverse-sort by mtime - for file in $(ls -rt $Cache/*.deb 2>/dev/null); do - du=$(du -m -s $Cache) - size=${du%%/*} - # check if the cache is small enough - if [ $size -lt $MaxSize ]; then - debug_echo "end remove by archive size: size=$size < $MaxSize" - break - fi - - # check for MinAge in second of the file - if [ $MinAgeSec -ne 0 ]; then - # check both ctime and mtime - mtime=$(stat -c %Y $file) - ctime=$(stat -c %Z $file) - if [ $mtime -gt $ctime ]; then - delta=$(($now-$mtime)) - else - delta=$(($now-$ctime)) - fi - if [ $delta -le $MinAgeSec ]; then - debug_echo "skip remove by archive size: $file, delta=$delta < $MinAgeSec" - else - # delete oldest file - debug_echo "remove by archive size: $file, delta=$delta >= $MinAgeSec (sec), size=$size >= $MaxSize" - rm -f $file - fi - fi - - done -fi +# sleep random amount of time to avoid hitting the +# mirrors at the same time +random_sleep # update package lists UPDATE_STAMP=/var/lib/apt/periodic/update-stamp @@ -422,48 +392,50 @@ if check_stamp $UPDATE_STAMP $UpdateInterval; then debug_echo "dbus signal not send (command not available)" fi update_stamp $UPDATE_STAMP - # download all upgradeable packages if it is requested - DOWNLOAD_UPGRADEABLE_STAMP=/var/lib/apt/periodic/download-upgradeable-stamp - if check_stamp $DOWNLOAD_UPGRADEABLE_STAMP $DownloadUpgradeableInterval; then - if eval apt-get $XAPTOPT -y -d dist-upgrade $XSTDERR; then - update_stamp $DOWNLOAD_UPGRADEABLE_STAMP - debug_echo "download upgradable (success)." - # auto upgrade all upgradeable packages - UPGRADE_STAMP=/var/lib/apt/periodic/upgrade-stamp - if which unattended-upgrade >/dev/null && check_stamp $UPGRADE_STAMP $UnattendedUpgradeInterval; then - if unattended-upgrade $XUUPOPT; then - update_stamp $UPGRADE_STAMP - debug_echo "unattended-upgrade (success)." - else - debug_echo "unattended-upgrade (error)." - fi - else - debug_echo "unattended-upgrade (not run)." - fi - else - debug_echo "download upgradable (error)." - fi - else - debug_echo "download upgradable (not run)." - fi else - debug_echo "download updated metadata (error)." + debug_echo "download updated metadata (error)" fi else debug_echo "download updated metadata (not run)." fi + +# download all upgradeable packages (if it is requested) +DOWNLOAD_UPGRADEABLE_STAMP=/var/lib/apt/periodic/download-upgradeable-stamp +if check_stamp $DOWNLOAD_UPGRADEABLE_STAMP $DownloadUpgradeableInterval; then + if eval apt-get $XAPTOPT -y -d dist-upgrade $XSTDERR; then + update_stamp $DOWNLOAD_UPGRADEABLE_STAMP + debug_echo "download upgradable (success)" + else + debug_echo "download upgradable (error)" + fi +else + debug_echo "download upgradable (not run)" +fi + +# auto upgrade all upgradeable packages +UPGRADE_STAMP=/var/lib/apt/periodic/upgrade-stamp +if which unattended-upgrade >/dev/null && check_stamp $UPGRADE_STAMP $UnattendedUpgradeInterval; then + if unattended-upgrade $XUUPOPT; then + update_stamp $UPGRADE_STAMP + debug_echo "unattended-upgrade (success)" + else + debug_echo "unattended-upgrade (error)" + fi +else + debug_echo "unattended-upgrade (not run)" +fi # autoclean package archive AUTOCLEAN_STAMP=/var/lib/apt/periodic/autoclean-stamp if check_stamp $AUTOCLEAN_STAMP $AutocleanInterval; then - if apt-get $XAPTOPT -y autoclean $XSTDERR; then + if eval apt-get $XAPTOPT -y autoclean $XSTDERR; then debug_echo "autoclean (success)." update_stamp $AUTOCLEAN_STAMP else - debug_echo "autoclean (error)." + debug_echo "autoclean (error)" fi else - debug_echo "autoclean (not run)." + debug_echo "autoclean (not run)" fi # |