Add simple script checking the accept_ra state on running ONE servers

check-ra-one-interfaces

@@ -0,0 +1,48 @@
+#!/bin/sh
+
+cat << EOF
+
+===================================
+Interfaces with non-zero accept_ra:
+===================================
+
+EOF
+
+ra_interfaces=""
+for sysctl_prefix in /proc/sys/net/ipv6/conf/*; do
+	conffile="$sysctl_prefix/accept_ra"
+	interface=$(basename "$sysctl_prefix")
+	accept_ra=$(cat "$conffile")
+	
+	if echo "$interface" | grep -q "one\|vlan"; then
+		if [ "$accept_ra" != "0" ]; then
+			echo "	$interface"
+			ra_interfaces="$ra_interfaces $interface"
+		fi
+	fi
+done
+
+
+cat << EOF
+
+===================================
+You might want to run the following
+commands:
+===================================
+
+EOF
+
+for interface in $ra_interfaces; do
+	echo "echo 0 > /proc/sys/net/ipv6/conf/$interface/accept_ra"
+done
+
+if [ $(cat /proc/sys/net/ipv6/conf/default/accept_ra) != "0" ]; then
+	cat <<- EOF
+	
+	/!\ accept_ra is enabled on newly created interfaces /!\\
+	/!\ accept_ra is enabled on newly created interfaces /!\\
+	/!\ accept_ra is enabled on newly created interfaces /!\\
+	
+	EOF
+fi
+