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→Install
name="dextrose-update"
name="dextrose-update"
. /etc/default/${name}
logfile="/var/log/${name}"
reboot_pkgs="kernel kernel-firmware"
relogin_pkgs="sugar sugar-artwork sugar-base sugar-datastore sugar-presence-service sugar-toolkit"
yum="/usr/bin/yum --disablerepo=* --enablerepo=${DEXTROSE_YUM_REPO} --skip-broken --quiet"
yum="/usr/bin/yum --disablerepo=* --enablerepo=${DEXTROSE_YUM_REPO} --skip-broken --quiet"
updates=$(${yum} -e0 check-update | awk '/./{print $1 "-" $2}')
updates() {
[ "${updates}" ] || exit 0
${yum} -e0 check-update | awk '/./{print $1 "-" $2}'
}
to_update=$(updates)
[ "${to_update}" ] || exit 0
parse() {
for i in $@; do
echo ${to_update} | grep "\(^\| \)$i\." >/dev/null && echo $i
done
}
need_reboot=$(parse ${reboot_pkgs})
need_relogin=$(parse ${relogin_pkgs})
echo "$(date) Update ${DEXTROSE_YUM_REPO}" >> $logfile
echo "$(date)" >> $logfile
echo ${updates} >> $logfile
echo -e "\tRepository:" ${DEXTROSE_YUM_REPO} >> $logfile
echo -e "\tPackages to update:" ${to_update} >> $logfile
${yum} -y update >> $logfile 2>&1
${yum} -y update >> $logfile 2>&1
to_update=$(updates)
if [ "${need_reboot}" ]; then
if [ "${need_reboot}" != "$(parse ${reboot_pkgs})" ]; then
echo -e "\tNeed to reboot..." >> $logfile
dbus-send --system /org/sugarlabs/system org.sugarlabs.system.Reboot
fi
fi
if [ "${need_relogin}" ]; then
if [ "${need_relogin}" != "$(parse ${relogin_pkgs})" ]; then
echo -e "\tNeed to relogin..." >> $logfile
dbus-send --system /org/sugarlabs/system org.sugarlabs.system.Relogin
fi
fi
Create cron task:
Create cron task:
ln -s /usr/sbin/dextrose-update /etc/cron.daily/
ln -s /usr/sbin/dextrose-update /etc/cron.daily/
Python client code:
_DBUS_SYSTEM_IFACE = 'org.sugarlabs.system'
_DBUS_SYSTEM_PATH = '/org/sugarlabs/system'
_SYSTEM_REBOOT_ID = -1
_SYSTEM_RELOGIN_ID = -2
_SYSTEM_TIMEOUT = 5
systembus = dbus.SystemBus()
systembus.add_signal_receiver(self.__reboot_cb, 'Reboot', _DBUS_SYSTEM_IFACE)
systembus.add_signal_receiver(self.__relogin_cb, 'Relogin', _DBUS_SYSTEM_IFACE)
def _system_alert(self, replaces_id, app_icon, message):
self.notification_received.send(self,app_name='system',
replaces_id=replaces_id, app_icon=app_icon,
summary=_('System alert'), body=message,
actions=[], hints={}, expire_timeout=_SYSTEM_TIMEOUT)
def __reboot_cb(self):
self._system_alert(_SYSTEM_REBOOT_ID, 'system-restart',
_('Please, reboot your computer to take into account ' \
'new updates'))
def __relogin_cb(self):
self._system_alert(_SYSTEM_RELOGIN_ID, 'system-logout',
_('Please, restart Sugar to take into account ' \
'new updates'))
== Logs ==
== Logs ==
Logging records are collected in {{Code|/var/log/dextrose-update}}.
Logging records are collected in {{Code|/var/log/dextrose-update}}.