#!/bin/bash
# Copyright 2019 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

### Setup udev rules for USB CDC ethernet

## usage: fx setup-usb-ethernet
##
##    This script is only for Linux systems.

if [[ $(uname) != "Linux" ]]; then
  echo >&2 "This script is only intended for Linux systems"
  exit 1
fi

cat << EOF | sudo tee /etc/udev/rules.d/70-zircon-ethernet.rules
# Rule for CDC Ethernet-only configuration
SUBSYSTEM=="net", ACTION=="add", ATTRS{idVendor}=="18d1", ATTRS{idProduct}=="a020", NAME="zircon%b"
# Rule for CDC Ethernet & USB Test Function composite configuration
SUBSYSTEM=="net", ACTION=="add", ATTRS{idVendor}=="18d1", ATTRS{idProduct}=="a023", NAME="zircon%b"
EOF

sudo udevadm control --reload
sudo udevadm trigger --action=change