py-pf - Managing OpenBSD's Packet Filter with Python

Table of contents

• 1. Introduction
• 2. The PacketFilter class
• 3. Retrieving statistics
  • 3.1 PFStatus objects
  • 3.2 PFTStats objects
  • 3.3 PFIface objects
  • 3.4 CBQStats, PriQStats and HFSCStats objects
• 4. Managing state tables
  • 4.1 PFState objects
  • 4.2 PFStateKey objects
  • 4.3 PFStatePeer objects
• 5. Packet Queueing and Prioritization
  • 5.1 PFAltqCBQ objects
  • 5.2 PFAltqHFSC objects
  • 5.3 PFAltqPriQ objects
  • 5.4 Packet queueing in action
• 6. Addresses, address pools and tables
  • 6.1 Addresses and ports
    • 6.1.1 PFAddr objects
    • 6.1.2 PFPort objects
    • 6.1.3 PFRuleAddr objects
  • 6.2 Address pools
    • 6.2.1 PFPool objects
  • 6.3 Tables
    • 6.3.1 PFtable objects
    • 6.3.2 PFtableAddr objects
  • 6.4 PFUid and PFGid objects
• 7. Anatomy of a Packet Filter rule
  • 7.1 PFRule objects
  • 7.2 PFRuleset objects
• 8. Using the py-pf module
  • 8.1 Keeping things easy with pf.lib
  • 8.2 Example: a simple load balancer