Wip

configs/rc.d/dhcpcd

@@ -8,17 +8,33 @@
 . /etc/rc.conf
 
 DAEMON="/usr/sbin/dhcpcd"
-PIDFILE="/run/dhcpcd-${NETWORK_INTERFACE}.pid"
+
+# Auto-detect network interface if configured one doesn't exist
+IFACE="${NETWORK_INTERFACE}"
+if [ ! -d "/sys/class/net/${IFACE}" ] || [ "${IFACE}" = "lo" ]; then
+    # Find first non-loopback ethernet interface
+    for d in /sys/class/net/*; do
+        name=$(basename "$d")
+        [ "$name" = "lo" ] && continue
+        # Skip wireless (has wireless/ subdir)
+        [ -d "$d/wireless" ] && continue
+        IFACE="$name"
+        echo "  NOTE: ${NETWORK_INTERFACE} not found, using ${IFACE}"
+        break
+    done
+fi
+
+PIDFILE="/run/dhcpcd-${IFACE}.pid"
 
 case "$1" in
     start)
-        echo "  Starting dhcpcd on ${NETWORK_INTERFACE}..."
+        echo "  Starting dhcpcd on ${IFACE}..."
         if [ "${NETWORK_DHCP}" = "yes" ]; then
-            ${DAEMON} -q "${NETWORK_INTERFACE}" && echo "  dhcpcd started"
+            ${DAEMON} -q "${IFACE}" && echo "  dhcpcd started"
         else
             # Static IP configuration
-            ip addr add "${NETWORK_IP}/${NETWORK_MASK}" dev "${NETWORK_INTERFACE}"
-            ip link set "${NETWORK_INTERFACE}" up
+            ip addr add "${NETWORK_IP}/${NETWORK_MASK}" dev "${IFACE}"
+            ip link set "${IFACE}" up
             ip route add default via "${NETWORK_GATEWAY}"
             if [ -n "${NETWORK_DNS}" ]; then
                 echo "# Generated by rc.d/dhcpcd" > /etc/resolv.conf
@@ -32,7 +48,7 @@ case "$1" in
     stop)
         echo "  Stopping dhcpcd..."
         if [ -f "${PIDFILE}" ]; then
-            ${DAEMON} -x "${NETWORK_INTERFACE}" 2>/dev/null
+            ${DAEMON} -x "${IFACE}" 2>/dev/null
         fi
         echo "  dhcpcd stopped"
         ;;