added install-wol.sh (still a work in progress)

VectorCell · Aug 11, 2020 · a6c2da4 · a6c2da4
1 parent cf1ac7c
commit a6c2da4
Showing 1 changed file with 24 additions and 0 deletions.
diff --git a/install-wol.sh b/install-wol.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+ATTEMPTS=0
+while [ -z "$(which ethtool)" ]; do
+	if [ $ATTEMPTS == 0 ]; then
+		echo "WARNING: Unable to find ethtool. Attempting to install ..."
+		sudo apt update
+		sudo apt install -y ethtool
+		ATTEMPTS=1
+	elif [ $ATTEMPTS == 1 ]; then
+		echo "ERROR: Unable to install ethtool. Aborting!"
+		exit 1
+	fi
+done
+
+INTERFACE=$(ip r | grep ^default | awk '{print $5}')
+if [ -z "$INTERFACE" ]; then
+	echo "ERROR: unable to find default network interface"
+	echo "Do you not have a default route? Here is the output of \"ip r\":"
+	ip r
+	exit 1
+fi
+
+echo "Enable WOL on interface $INTERFACE?"