From 662d3ec6d8881460e39583cfe5d5ad44d737e6d3 Mon Sep 17 00:00:00 2001
From: Ruakij <ruakij@ruekov.eu>
Date: Sat, 1 Apr 2023 11:36:43 +0200
Subject: [PATCH] Implement FILTER_PREFIX for specifying filter-ip

---
 cmd/app/main.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cmd/app/main.go b/cmd/app/main.go
index 74eb215..c6213f2 100644
--- a/cmd/app/main.go
+++ b/cmd/app/main.go
@@ -19,6 +19,7 @@ var envRequired = []string{
 }
 var envDefaults = map[string]string{
     "IPV6_FORMAT": "fc12::%02x%02x:%02x%02x/%s",
+    "FILTER_PREFIX": "100.100",
 }
 
 func main() {
@@ -43,6 +44,9 @@ func main() {
         logger.Error.Fatalf("IPV6_FORMAT is invalid: %s", err)
     }
 
+    filterPrefix := os.Getenv("FILTER_PREFIX")
+
+
     // Get the IPv4 address of the interface
     addrs, err := netlink.AddrList(netInterface, netlink.FAMILY_V4)
     if err != nil {