freedombone/src/freedombone-usb-canary

#!/bin/bash
#
# .---.                  .              .
# |                      |              |
# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.
# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'
# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'
#
#                    Freedom in the Cloud
#
# Generate an email alert if a USB driver is inserted or removed

# License
# =======
#
# Copyright (C) 2017-2018 Bob Mottram <bob@freedombone.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

PROJECT_NAME=freedombone

UPTIME=$(awk -F '.' '{print $1}' < "/proc/uptime")
if [ "$UPTIME" -gt 120 ]; then
    ADMIN_USER=$(grep 'Admin user' /root/${PROJECT_NAME}-completed.txt | awk -F ':' '{print $2}')
    MY_EMAIL_ADDRESS=${ADMIN_USER}@$(cat /etc/hostname)
    echo "USB device connected on ${DEVPATH}" | mail -s "${PROJECT_NAME} USB canary" "${MY_EMAIL_ADDRESS}"
    echo "${ACTION}" > /tmp/usb-canary
    echo "${MY_EMAIL_ADDRESS}" >> /tmp/usb-canary
    date >> /tmp/usb-canary
fi