Thursday, April 19, 2012

Adjusting backlight

http://ubuntuforums.org/showthread.php?t=1875126

echo 5 | tee /sys/class/backlight/acpi_video0/brightness

Thursday, April 12, 2012

Dropbox on server

http://ubuntuservergui.com/ubuntu-server-guide/install-dropbox-ubuntu-server

wget -O dropbox.tar.gz "http://www.dropbox.com/download/?plat=lnx.x86_64"
wget -O dropbox.tar.gz "http://www.dropbox.com/download/?plat=lnx.x86"
tar -xzvf dropbox.tar.gz
~/.dropbox-dist/dropboxd

sudo vi /etc/init.d/dropbox

#!/bin/sh
# dropbox service
# Replace with linux users you want to run Dropbox clients for
DROPBOX_USERS="user1 user2"

DAEMON=.dropbox-dist/dropbox

start() {
echo "Starting dropbox..."
for dbuser in $DROPBOX_USERS; do
HOMEDIR=`getent passwd $dbuser | cut -d: -f6`
if [ -x $HOMEDIR/$DAEMON ]; then
HOME="$HOMEDIR" start-stop-daemon -b -o -c $dbuser -S -u $dbuser -x $HOMEDIR/$DAEMON
fi
done
}

stop() {
echo "Stopping dropbox..."
for dbuser in $DROPBOX_USERS; do
HOMEDIR=`getent passwd $dbuser | cut -d: -f6`
if [ -x $HOMEDIR/$DAEMON ]; then
start-stop-daemon -o -c $dbuser -K -u $dbuser -x $HOMEDIR/$DAEMON
fi
done
}

status() {
for dbuser in $DROPBOX_USERS; do
dbpid=`pgrep -u $dbuser dropbox`
if [ -z $dbpid ] ; then
echo "dropboxd for USER $dbuser: not running."
else
echo "dropboxd for USER $dbuser: running (pid $dbpid)"
fi
done
}

case "$1" in

start)
start
;;

stop)
stop
;;

restart|reload|force-reload)
stop
start
;;

status)
status
;;

*)
echo "Usage: /etc/init.d/dropbox {start|stop|reload|force-reload|restart|status}"
exit 1

esac

exit 0



sudo chmod +x /etc/init.d/dropbox
sudo update-rc.d dropbox defaults
sudo service dropbox start|stop|reload|force-reload|restart|status

Monday, April 09, 2012

Scanning for ips on subnet with fping

fping -g 128.111.52.0/24 -t 10 2>/dev/null | grep alive | awk '{print $1}'