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#!/bin/bash
# Install the latest News third party app
#
# Copyleft 2017 by Ignacio Nunez Hernanz <nacho _a_t_ ownyourbits _d_o_t_ com>
# GPL licensed (see end of file) * Use at your own risk!
#
# Usage:
#
# ./installer.sh nc-notify-updates.sh <IP> (<img>)
#
# See installer.sh instructions for details
# More at: https://ownyourbits.com
#
ACTIVE_=yes
USER_=ncp
DESCRIPTION="Notify in NC when a NextCloudPlus update is available"
# check every hour
CHECKINTERVAL=1
NCDIR=/var/www/nextcloud
configure()
{
[[ $ACTIVE_ != "yes" ]] && {
rm /etc/cron.d/ncp-notify-updates
service cron restart
echo "update web notifications disabled"
return 0
}
# code
cat > /usr/local/bin/ncp-notify-update <<EOF
#!/bin/bash
VERFILE=/usr/local/etc/ncp-version
LATEST=/var/run/.ncp-latest-version
NOTIFIED=/var/run/.ncp-version-notified
test -e \$LATEST || exit 0;
/usr/local/bin/ncp-test-updates || { echo "NextCloudPlus up to date"; exit 0; }
test -e \$NOTIFIED && [[ "\$( cat \$LATEST )" == "\$( cat \$NOTIFIED )" ]] && {
echo "Found update from \$( cat \$VERFILE ) to \$( cat \$LATEST ). Already notified"
exit 0
}
echo "Found update from \$( cat \$VERFILE ) to \$( cat \$LATEST ). Sending notification..."
IFACE=\$( ip r | grep "default via" | awk '{ print \$5 }' | head -1 )
IP=\$( ip a show dev "\$IFACE" | grep global | grep -oP '\d{1,3}(\.\d{1,3}){3}' | head -1 )
sudo -u www-data php /var/www/nextcloud/occ notification:generate \
$USER_ "NextCloudPlus update" \
-l "Update from \$( cat \$VERFILE ) to \$( cat \$LATEST ) is available. Update from https://\$IP:4443"
cat \$LATEST > \$NOTIFIED
EOF
chmod +x /usr/local/bin/ncp-notify-update
cat > /usr/local/bin/ncp-notify-unattended-upgrade <<EOF
#!/bin/bash
LOGFILE=/var/log/unattended-upgrades/unattended-upgrades.log
STAMPFILE=/var/run/.ncp-notify-unattended-upgrades
VERFILE=/usr/local/etc/ncp-version
test -e "\$LOGFILE" || { echo "\$LOGFILE not found"; exit 1; }
# find lines with package updates
LINE=\$( grep "INFO Packages that will be upgraded:" "\$LOGFILE" )
[[ "\$LINE" == "" ]] && { echo "no new upgrades"; exit 0; }
# extract package names
PKGS=\$( sed 's|^.*Packages that will be upgraded: ||' <<< "\$LINE" | tr '\\n' ' ' )
# mark lines as read
sed -i 's|INFO Packages that will be upgraded:|INFO Packages that will be upgraded :|' \$LOGFILE
echo -e "Packages automatically upgraded: \$PKGS\\n"
# notify
sudo -u www-data php /var/www/nextcloud/occ notification:generate \
$USER_ "NextCloudPlus Unattended Upgrades" \
-l "Packages automatically upgraded \$PKGS"
EOF
chmod +x /usr/local/bin/ncp-notify-unattended-upgrade
# check every hour at 40th minute
echo "40 */${CHECKINTERVAL} * * * root /usr/local/bin/ncp-notify-update && /usr/local/bin/ncp-notify-unattended-upgrade" > /etc/cron.d/ncp-notify-updates
service cron restart
echo "update web notifications enabled"
}
install() { :; }
# License
#
# This script is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This script is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this script; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
# Boston, MA 02111-1307 USA
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