direct: remove link-local ip from IFaceIPs func

README.md

@@ -131,6 +131,8 @@ glider v0.6.7 usage:
         timeout value used in multiple dnsservers switch(seconds) (default 3)
   -forward value
         forward url, format: SCHEME://[USER|METHOD:PASSWORD@][HOST]:PORT?PARAMS[,SCHEME://[USER|METHOD:PASSWORD@][HOST]:PORT?PARAMS]
+  -interface string
+        source ip or source interface
   -ipset string
         ipset name
   -listen value

proxy/direct.go

@@ -113,7 +113,9 @@ func (d *Direct) IFaceIPs() (ips []net.IP) {
 	}
 
 	for _, ipnet := range ipnets {
-		ips = append(ips, ipnet.(*net.IPNet).IP)
+		if ip := ipnet.(*net.IPNet).IP; !ip.IsLinkLocalUnicast() {
+			ips = append(ips, ip)
+		}
 	}
 
 	return