562281 Script for automatically install SMTP/DKIM/SPF on Centos

I need a script which can install DKIM/SPF/SMTP-POSTFIX automatically on different servers. The server will be raw Centos based, so all necessary tools must be included in the automatic install. I need option to add IP, ReverseDNS and the user/password which must be used. Full Requirements: Script need to instal secure and profesional SMTP server (Postfix Based MTA) simple web based SMTP Admin Panel to add/delete/edit/extend sub SMTP accounts for multiple SMTP servers Auto install SPF and DKIM Forward Confirmed reverse DNS support Installation of a full featured SPF/DKIM/Domain keys compliant SMTP server for efficient email delivery Encryption of SMTP traffic using the STARTTLS encryption extension Incoming POP3/IMAP Email server support Secure SASL username/password authentication (Hacker Proof) Supports unlimited email sending Supports unlimited SMTP user accounts creation on the same SMTP server SSL enabled SMTP server for secure connections Supports with all bulk mailers applications Thanks