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lognotifier
executable file
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lognotifier
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#!/bin/sh
#
# Copyright (C) 2011 Sergey Mironov
#
# This program 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 3 of the License, or
# (at your option) any later version.
#
# This program 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 program. If not, see <http://www.gnu.org/licenses/>.
# Name of script (for later parsing)
this=$0
# Log to watch
log="/var/log/messages"
# Icons
infoIcon='/usr/share/icons/gnome/16x16/status/sunny.png'
warningIcon='/usr/share/icons/gnome/16x16/status/dialog-warning.png'
errorIcon='/usr/share/icons/gnome/16x16/status/dialog-error.png'
securityIcon='/usr/share/icons/gnome/16x16/status/security-medium.png'
die() {
echo $@ >&2
{ echo "critical" ; echo "$@" ; } | sender "Error"
exit
}
check_prog() {
which "$1" >/dev/null 2>&1 || die "Please install $1"
}
check_pid() {
local pidfile="$HOME/.lognotify.pid"
test -f "$pidfile" &&
pkill -P `cat $pidfile` &&
kill `cat $pidfile`
echo $$ > "$pidfile"
}
# Dependencies checking
check_pid
check_prog notify-send
check_prog inotifywait
check_prog pkill
test -f $log || die "Unable to read $log"
urgency="low"
icon=$infoIcon
tpopup=5000
# Main part
while true; do
inotifywait -q -q $log || die "inotifywait failed"
notify-send -u "$urgency" -t "$tpopup" -i "$icon" "$log" \
"<span color='#000000'>New records in log file</span>"
sleep 30
done