WHMCS module creations hoocks add and some bash scripting

Hello, On my WHMCS i have a module for VPS's selling, i need a hoock(s) to perform a few actions on creation and after creation of VPS's. hoock 1: when client buy a specail product VPS, i need to create 4 VPS's insthread of 1. hoock 2: after creation of those VPS's, need to make a modification inside a bash script(this script will be provided to you) with information of ip's of those 4 VPS's. hoock 3: this modified bash must run on the 1st VPS, automatically answer on few bash script questions, send notification when finish by mail. Please don't BID if you don't know GOOD WHMCS and bash. if you are an very good coder you can also bid without knowledge of WHMCS. This Project must be started ASAP