80 lines
2.8 KiB
Bash
80 lines
2.8 KiB
Bash
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#!/usr/bin/env bash
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# Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
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#
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# NVIDIA CORPORATION and its licensors retain all intellectual property
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# and proprietary rights in and to this software, related documentation
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# and any modifications thereto. Any use, reproduction, disclosure or
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# distribution of this software and related documentation without an express
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# license agreement from NVIDIA CORPORATION is strictly prohibited.
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# This script is triggered when a corresponding udev rule is matched with action
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function usage() {
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echo "Usage: hotplug-realsense.sh -a <action=add/remove> -d <dev_path> [options]"
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echo "-a | --action Action determines whether the device has been added or removed. Valid values are 'add' or 'remove'."
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echo "-d | --dev-path Device path that will be used to mount the device."
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echo "-M | --major-version The kernel major number for the device. This will be used when action=add."
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echo "-m | --minor-version The kernel minor number for the device. This will be used when action=add."
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echo "-p | --parent-path Parent node path of the device pointed by the -d flag."
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echo "-h | --help Display this message."
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}
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function check_mandatory_param() {
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VAR=$1
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MSG=$2
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if [[ -z ${VAR} ]] ; then
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echo "${MSG}"
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usage
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exit 1
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fi
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}
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function timestamp() {
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echo [$EPOCHREALTIME] [$(date)]
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}
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ARGUMENTS=$(getopt -n hotplug-realsense.sh -o a:d:M:m:p:h -l action:,dev-path:,major-version:,minor-version:,parent-path:,help -- "$@" )
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if [[ $? -ne 0 ]]; then
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usage
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fi
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eval set -- "$ARGUMENTS"
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while [ : ]; do
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case "$1" in
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-a | --action)
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ACTION=$2 ; shift 2 ;;
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-d | --dev-path)
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DEV_PATH=$2 ; shift 2 ;;
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-M | --major-version)
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MAJOR_VERSION=$2 ; shift 2 ;;
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-m | --minor-version)
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MINOR_VERSION=$2 ; shift 2 ;;
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-p | --parent-path)
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PARENT_PATH=/dev/$2 ; shift 2 ;;
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-h | --help)
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usage ; shift ;;
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--) shift; break ;;
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esac
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done
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check_mandatory_param ${ACTION:-""} "Please provide valid value for action"
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check_mandatory_param ${DEV_PATH:-""} "Please provide valid value for device path"
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if [[ "${ACTION}" == "add" ]]; then
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check_mandatory_param ${MAJOR_VERSION:-""} "Please provide valid value for major number"
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check_mandatory_param ${MINOR_VERSION:-""} "Please provide valid value for minor number"
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sudo mknod -m a=rw ${DEV_PATH} c ${MAJOR_VERSION} ${MINOR_VERSION}
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sudo chown root:plugdev ${DEV_PATH}
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echo $(timestamp) "Added ${DEV_PATH} with major version: ${MAJOR_VERSION} and minor version: ${MINOR_VERSION} to docker" >> /tmp/docker_usb.log
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elif [[ "$ACTION" == "remove" ]]; then
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sudo rm ${DEV_PATH} ${PARENT_PATH}
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echo $(timestamp) "Removed ${DEV_PATH} ${PARENT_PATH} from docker" >> /tmp/docker_usb.log
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else
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echo "Cannot recognize action=${ACTION}"
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usage
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exit 1
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fi
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