--- /dev/null
+#!/bin/bash
+
+#
+# Script to bring up CAN interface configured for the kuksa.val
+# CAN feeder in /etc/kuksa-dbc-feeder/dbc_feeder.ini as vcan
+# interfaces if no physical interface is present.
+#
+
+vcan_up() {
+ if [ -n "$1" ]; then
+ echo "Bringing up $1 as virtual CAN device"
+ ip link add dev $1 type vcan
+ ip link set up $1
+ fi
+}
+
+CONF=/etc/kuksa-dbc-feeder/config.ini
+
+if [ ! -f $CONF ]; then
+ exit 0
+fi
+
+# Ideally the parsing would take the "[can]" section into
+# account, but this should work for now.
+interface=$(grep ^port= $CONF |cut -d= -f2 |tr -d '"')
+if [ -n "$interface" ]; then
+ echo "Checking $interface"
+ if ! ifconfig $interface >/dev/null 2>&1; then
+ vcan_up $interface
+ fi
+fi
+
+exit 0