Revert "Merge branch 'main' into hosts"

This reverts commit e329d6e249, reversing
changes made to 253cd99122.

app/router/condition_geoip.go

@@ -116,29 +116,3 @@ func (c *GeoIPMatcherContainer) Add(geoip *GeoIP) (*GeoIPMatcher, error) {
 }
 
 var GlobalGeoIPContainer GeoIPMatcherContainer
-
-func MatchIPs(matchers []*GeoIPMatcher, ips []net.IP, reverse bool) []net.IP {
-	if len(matchers) == 0 {
-		panic("GeoIP matchers should not be empty to avoid ambiguity")
-	}
-	newIPs := make([]net.IP, 0, len(ips))
-	var isFound bool
-	for _, ip := range ips {
-		isFound = false
-		for _, matcher := range matchers {
-			if matcher.Match(ip) {
-				isFound = true
-				break
-			}
-		}
-		if isFound && !reverse {
-			newIPs = append(newIPs, ip)
-			continue
-		}
-		if !isFound && reverse {
-			newIPs = append(newIPs, ip)
-			continue
-		}
-	}
-	return newIPs
-}