Shell script for RHEL 6 workshop

rhel_6_workshop.sh

#!/bin/bash
#
# backup        Startup script for the workshop
#
# chkconfig: 24 86 15
# description: awakes a workshop script
# processname: backup
#
### BEGIN INIT INFO
# Provides: backup
# Required-Start: $local_fs $remote_fs $network $named
# Required-Stop: $local_fs $remote_fs $network
# Should-Start: distcache
# Short-Description: start and stop a workshop script
# Description: Workshop init script
### END INIT INFO

## Default options
path=/var/log
##

make_backup() {
  NOW=`date +"%s"`
  FOLDER=`echo "$1" | sed s#\/#-#g`
  NAME="backup$FOLDER-$NOW.tgz"
  echo "Making Backup: $1"
  tar cvzf /root/$NAME $1
  echo "I´m done"
}

hello() {
  echo "Hello I am $(id -u -n) and my group is $(id -g -n)"
  uname -a
  echo ""
  echo "Space: "
  df -h
  echo "Memory: "
  free -m
}

# See how we were called.
case "$1" in
  make_backup)
        if [[ ! -z $2 ]]
        then
           path=$2
        fi
        make_backup $path
        ;;
  hello)
        hello
        ;;
  *)
        echo $"Usage: $prog {make_backup|hello}"
        RETVAL=2
esac

exit $RETVAL