X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/06f02b954f5c4ca7cb9cc288ea5a8fcb6a1052d4..5ef499349c609f5ef50bd633692faa2665f4f96f:/debian/apt.cron.daily

diff --git a/debian/apt.cron.daily b/debian/apt.cron.daily
index 5145a5d2f..f4eb6117a 100644
--- a/debian/apt.cron.daily
+++ b/debian/apt.cron.daily
@@ -14,6 +14,12 @@
 #  "APT::Periodic::AutocleanInterval"
 #  - Do "apt-get autoclean" every n-days (0=disable)
 #
+#  "APT::Periodic::Unattended-Upgrade"
+#  - Run the "unattended-upgrade" security upgrade script 
+#    every n-days (0=disabled)
+#    Requires the package "unattended-upgrades" and will write
+#    a log in /var/log/unattended-upgrades
+# 
 #  "APT::Archives::MaxAge",
 #  - Set maximum allowed age of a cache package file. If a cache 
 #    package file is older it is deleted (0=disable)
@@ -95,9 +101,9 @@ check_size_constraints()
 
     # check age
     if [ ! $MaxAge -eq 0 ] && [ ! $MinAge -eq 0 ]; then
-	find $Cache -name "*.deb"  -mtime +$MaxAge -and -not -mtime -$MinAge -print0 | xargs -r -0 rm -f
+	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
-	find $Cache -name "*.deb"  -mtime +$MaxAge -print0 | xargs -r -0 rm -f
+	find $Cache -name "*.deb"  -ctime +$MaxAge -and -mtime +$MaxAge -print0 | xargs -r -0 rm -f
     fi
     
     # check size
@@ -110,7 +116,7 @@ check_size_constraints()
 	MinAge=$(($MinAge*24*60*60))
 
 	# reverse-sort by mtime
-	for file in $(ls -rt $Cache/*.deb); do 
+	for file in $(ls -rt $Cache/*.deb 2>/dev/null); do 
 	    du=$(du -s $Cache)
 	    size=${du%%/*}
 	    # check if the cache is small enough
@@ -120,12 +126,18 @@ check_size_constraints()
 
 	    # check for MinAge of the file
 	    if [ ! $MinAge -eq 0 ]; then 
-		mtime=$(date --date=$(date -r $file --iso-8601) +%s)
-		delta=$(($now-$mtime))
+		# 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-$ctime))
+		fi
 		#echo "$file ($delta), $MinAge"
 		if [ $delta -le $MinAge ]; then
 		    #echo "Skiping $file (delta=$delta)"
-		    continue
+		    break
 		fi
 	    fi
 
@@ -135,12 +147,38 @@ check_size_constraints()
     fi
 }
 
+# sleep for a random interval of time (default 30min)
+# (some code taken from cron-apt, thanks)
+random_sleep()
+{
+    RandomSleep=1800
+    eval $(apt-config shell RandomSleep APT::Periodic::RandomSleep)
+    if [ $RandomSleep -eq 0 ]; then
+	return
+    fi
+    if [ -z "$RANDOM" ] ; then
+        # A fix for shells that do not have this bash feature.
+	RANDOM=$(dd if=/dev/urandom count=1 2> /dev/null | cksum | cut -c"1-5")
+    fi
+    TIME=$(($RANDOM % $RandomSleep))
+    sleep $TIME
+}
+
+# main
+
+if ! which apt-config >/dev/null; then
+	exit 0
+fi
 
 UpdateInterval=0
 DownloadUpgradeableInterval=0
 eval $(apt-config shell UpdateInterval APT::Periodic::Update-Package-Lists DownloadUpgradeableInterval APT::Periodic::Download-Upgradeable-Packages)
 AutocleanInterval=$DownloadUpgradeableInterval
-eval $(apt-config shell AutocleanInterval APT::Periodic::Autoclean)
+eval $(apt-config shell AutocleanInterval APT::Periodic::AutocleanInterval)
+
+UnattendedUpgradeInterval=0
+eval $(apt-config shell UnattendedUpgradeInterval APT::Periodic::Unattended-Upgrade)
+
 
 # laptop check, on_ac_power returns:
 #       0 (true)    System is on mains power
@@ -154,11 +192,51 @@ if which on_ac_power >/dev/null; then
     fi
 fi
 
+# check if we can lock the cache and if the cache is clean
+# There's a reasonable chance that someone is already running an apt
+# frontend that has locked the cache, so exit quietly if it is locked.
+if ! apt-get check -q -q 2>/dev/null; then
+    exit 0
+fi
+
+# sleep random amount of time
+random_sleep
+
+# check again if we can access the cache
+if ! apt-get check -q -q 2>/dev/null; then
+    exit 1
+fi
+
+# set the proxy based on the admin users gconf settings
+admin_user=$(getent group admin|cut -d: -f4|cut -d, -f1)
+if [ -n "$admin_user" ] && [ -x /usr/bin/sudo ] && [ -z "$http_proxy" ] && [ -x /usr/bin/gconftool ]; then
+	use=$(sudo -u "$admin_user" gconftool --get /system/http_proxy/use_http_proxy)
+	host=$(sudo -u "$admin_user" gconftool --get /system/http_proxy/host)
+	port=$(sudo -u "$admin_user" gconftool --get /system/http_proxy/port)
+	if [ "$use" = "true" ] && [ -n "$host" ] && [ -n "$port" ]; then
+		export http_proxy="http://$host:$port/"
+	fi
+fi
+
+# sleep random amount of time
+random_sleep
+
+# check again if we can access the cache
+if ! apt-get check -q -q 2>/dev/null; then
+    exit 1
+fi
+
 UPDATE_STAMP=/var/lib/apt/periodic/update-stamp
 if check_stamp $UPDATE_STAMP $UpdateInterval; then
-    if apt-get -qq update 2>/dev/null; then
+    # check for a new archive signing key (against the master keyring)
+    apt-key net-update
+    # now run the update
+    if apt-get -qq update -o APT::Update::Auth-Failure::="cp /usr/share/apt/apt-auth-failure.note /var/lib/update-notifier/user.d/" 2>/dev/null; then 
+	# Could possible test access to '/var/run/dbus/system_bus_socket' has well,
+	# but I'm not sure how stable the internal pipe location is defined as
+	# being;  so for the moment just 2>/dev/null . --sladen 2007-09-27
 	if which dbus-send >/dev/null; then
-	    dbus-send --system / app.apt.dbus.updated boolean:true
+	    dbus-send --system / app.apt.dbus.updated boolean:true 2>/dev/null || true
 	fi
         update_stamp $UPDATE_STAMP
     fi
@@ -170,6 +248,12 @@ if check_stamp $DOWNLOAD_UPGRADEABLE_STAMP $DownloadUpgradeableInterval; then
     update_stamp $DOWNLOAD_UPGRADEABLE_STAMP
 fi
 
+UPGRADE_STAMP=/var/lib/apt/periodic/upgrade-stamp
+if check_stamp $UPGRADE_STAMP $UnattendedUpgradeInterval; then
+    unattended-upgrade
+    update_stamp $UPGRADE_STAMP
+fi
+
 AUTOCLEAN_STAMP=/var/lib/apt/periodic/autoclean-stamp
 if check_stamp $AUTOCLEAN_STAMP $AutocleanInterval; then
     apt-get -qq autoclean