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busybox: provide unique and anonymous system id

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Signed-off-by: Stephan Raue <stephan@openelec.tv>
This commit is contained in:
Stephan Raue 2011-10-19 08:24:34 +02:00
parent e997d08fa2
commit 87509b77fb
1 changed files with 38 additions and 0 deletions
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38
packages/sysutils/busybox/profile.d/systemid.conf Normal file
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################################################################################
# This file is part of OpenELEC - http://www.openelec.tv
# Copyright (C) 2009-2011 Stephan Raue (stephan@openelec.tv)
#
# This Program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with OpenELEC.tv; see the file COPYING. If not, write to
# the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
# http://www.gnu.org/copyleft/gpl.html
################################################################################
# Attempts to generate a unique system ID based on one local MAC address
# SystemID SHOULD be the same between upgrades/reinstalls
# MAC is hashed so that it cant be reversed making it anonymous
# Used to help with global usage statistics
################################################################################
SYSTEMID="00000000000000000000000000000000"
if [ -e "/sys/class/net/eth0/address" ]; then
MAC_ADRESS=`cat /sys/class/net/eth0/address`
elif [ -e "/sys/class/net/wlan0/address" ]; then
MAC_ADRESS=`cat /sys/class/net/wlan0/address`
fi
if [ -n "$MAC_ADRESS" ]; then
SYSTEMID=`/bin/echo $MAC_ADRESS | /usr/bin/md5sum | /usr/bin/cut -f1 -d" "`
fi
export SYSTEMID