push studip user to ilias_ea

push_studip_user_to_ilias_ea.rb

#!/usr/bin/env ruby
# encoding: utf-8

require 'net/ldap'
require 'awesome_print'
require 'csv'


def fetch_from_ldap uid
  connect_ldap

  filter = Net::LDAP::Filter.eq 'uid', uid
  basedn = 'ou=studip,o=mlu,c=de'
  attr = ['userPassword']

  password = nil
  @ldap.search(base: basedn, filter: filter, attributes: attr) do |entry|
    password = entry[:userPassword][0]
  end

  password
end

def connect_ldap
  unless @ldap
   @ldap ||= Net::LDAP.new
    @ldap.host = ENV.fetch('LDAP1_ITZ_HOST')
    @ldap.port = ENV.fetch('LDAP1_ITZ_PORT')
    @ldap.encryption :simple_tls
    @ldap.auth ENV.fetch('LDAP1_ITZ_USER'), ENV.fetch('LDAP1_ITZ_PASSWORD')
  end
end


CSV.read('teilnehmer.csv').map do |tn|
  puts "dn: uid=#{tn.first},ou=ilias_ea,o=mlu,c=de"
  puts "changeType: modify"
  puts "replace: userPassword"
  puts "userPassword: " + fetch_from_ldap(tn.first)
  puts
end