From 5c95c4074b404cb6022c4d381b92a4db53a160ab Mon Sep 17 00:00:00 2001
From: DL6ER <dl6er@dl6er.de>
Date: Wed, 25 Jan 2017 10:35:03 +0100
Subject: [PATCH] Remove static leases from DHCP static leases file

---
 advanced/Scripts/webpage.sh | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/advanced/Scripts/webpage.sh b/advanced/Scripts/webpage.sh
index 10d53045..f10f79f3 100755
--- a/advanced/Scripts/webpage.sh
+++ b/advanced/Scripts/webpage.sh
@@ -323,16 +323,23 @@ AddDHCPStaticAddress() {
 
 	if [[ "${ip}" == "noip" ]]; then
 		# Static host name
-		echo "dhcp-host=${mac},${host}" >> "dhcpstaticconfig"
+		echo "dhcp-host=${mac},${host}" >> "${dhcpstaticconfig}"
 	elif [[ "${host}" == "nohost" ]]; then
 		# Static IP
-		echo "dhcp-host=${mac},${ip}" >> "dhcpstaticconfig"
+		echo "dhcp-host=${mac},${ip}" >> "${dhcpstaticconfig}"
 	else
 		# Full info given
-		echo "dhcp-host=${mac},${ip},${host}" >> "dhcpstaticconfig"
+		echo "dhcp-host=${mac},${ip},${host}" >> "${dhcpstaticconfig}"
 	fi
 }
 
+RemoveDHCPStaticAddress() {
+
+	mac="${args[2]}"
+	sed -i "/dhcp-host=${mac}.*/d" "${dhcpstaticconfig}"
+
+}
+
 main() {
 
 	args=("$@")
@@ -355,6 +362,7 @@ main() {
 		"privacymode"       ) SetPrivacyMode;;
 		"resolve"           ) ResolutionSettings;;
 		"addstatic"         ) AddDHCPStaticAddress;;
+		"removestatic"      ) RemoveDHCPStaticAddress;;
 		*                   ) helpFunc;;
 	esac