LDAP based printer

• Make sure you have sudo permissions and python 2 installed. This project is written only for linux based OS

• Make sure firefox is installed in system and can be triggered using firefox command

• Make sure your internet connection is ready before installation starts

• Install dependencies

  sudo apt-get install python-dev python-pip libcups2-dev

• Install python dependencies by running sudo pip install -r requirements.txt

• Run installation script as bash install.sh or ./install.sh

• Add /usr/local/ldap_printer in /etc/sudoers secure path.

• Delete this directory

• Add the list of roll numbers who are enlisted in the hostel mess to data/roll_no_list.txt

• Edit data/printer.cfg file. There you have to rename PDF to the desired printer's name

• To print a file run command ldap_print

• To get account information of all users run sudo rootaccount.py. You need to be a sudo user. You will find the resultant file in data/printer\_account.csv.

  • Pass first argument as filename. If it is not present then filename printer_account.csv will be used.
  • Pass second argument as month for which you want accounting info. This should be integer. By default it is current month
  • It generates two files filename and verbose_filename. filename has compact data i.e. total prints per user. verbose_filename has details of all individual print events.

• Configure cups log-rotate rotation and deletion period for appropriate timespan. We recomment rotation period as 1 month and deletion period 3-4 months. Learn how to do it using Google ;-)

• To prevent the local accounts from unauthorised use of the printer from browsers or pdf reader, do the following

  • To add the local accounts in the blacklist for the printer, do the following
    • Type system-config-printer on terminal and press Enter
    • Right click your desired printer and select properties
      • Select Access Control
      • Select Deny printing for everyone, except these users option
      • Add root as username here and click apply

• Install python development kit by

     sudo apt-get install python-dev python-pip libcups2-dev

• Ignore these steps if you're familiar with virtualenv

• Install necessary dependencies by running sudo pip install virtualenv virtualenvwrapper

• Add following lines to your ~/.bashrc

    
  export WORKON_HOME=~/.envs
  mkdir -p $WORKON_HOME
  source /usr/local/bin/virtualenvwrapper.sh

• Create virtualenv by mkvirtualenv ldap-printer. Deactivate by deactivate and again activate by workon ldap-printer

• Install Python dependencies by running pip install -r requirements.txt
• cpp wrapper is generated by running python generate_wrapper.py. Compile it with g++ to get executable file
• Directly run application by python printmain.py

• Delete project directory from /usr/local/ldap_printer
• Remove environment variable from /etc/profile.d/ldap_printer.sh