Better IP Filter

1.2.0 – Correctness & QoL Update

🔐 Security & Correctness

• Fixed and hardened proxy mode behavior
• Enforced trusted proxy validation for Bungee / Velocity setups
• Added explicit deny reason for untrusted proxy connections
• Clarified proxy handling (relies on Paper / proxy forwarding)

⚙️ QoL & Control

• Added /ipf status — live plugin diagnostics
• Added /ipf reload — reload config and whitelist without restart
• Improved command feedback for add/remove operations
• Safer, readable output for /ipf list

⚡ Performance

• Reduced rate-limiter cleanup overhead under high load
• Preserved fully async, non-blocking login checks

📦 Compatibility

• Fully compatible with 1.1.x
• No config changes required (new options have safe defaults)
• Paper 1.21.x · Java 21+

1.1.0

Security & Reliability Update

• Added proxy-aware IP handling (Bungee / Velocity)
• Implemented connection rate limiting (anti-bruteforce)
• Added fail-safe mode for whitelist loading failures
• Added support for CIDR blocks and IP ranges
• Added audit logging for denied connections
• Added optional webhook notifications for security events

Compatibility: Paper 1.21–1.21.11 · Java 21+

1.0.0 – Initial Release

FEATURES

• IP whitelist filtering for player connections
• Early join validation using AsyncPlayerPreLoginEvent
• Toggleable IP filtering without server restart
• IPv4 address validation
• Persistent whitelist storage (ips.yml)
• Lightweight, dependency-free implementation

COMMANDS

• /ipf add <ip> – Add IP to whitelist
• /ipf remove <ip> – Remove IP from whitelist
• /ipf list – List all whitelisted IPs
• /ipf on – Enable IP filtering
• /ipf off – Disable IP filtering

PERMISSIONS

• betteripfilter.admin – Full access
• betteripfilter.add – Add IPs
• betteripfilter.remove – Remove IPs
• betteripfilter.list – View whitelist
• betteripfilter.toggle – Enable/disable filtering