pwnagotchi/scripts/update_pwnagotchi.sh
2019-10-02 00:29:14 +02:00

77 lines
2.6 KiB
Bash

#!/bin/bash
# Default variables
folder="/tmp/pwnagotchi"
version="master"
commit=0
backupconfig=0
restoreconfig=0
# functions
function display_help {
echo "Usage: $0 [-m | --master] [-c | --commit | --branch] [-bc | --backupconfig] [-rc | --restoreconfig] [-h | --help]" >&2
echo
echo " -m, --master Update to the master branch. Used by default."
echo " -c, --commit, --branch Update to the specific commit/branch."
echo " -bc, --backupconfig Backup the current pwnagotchi config."
echo " -rc, --restoreconfig Restore the current pwnagotchi config. -bc will be enabled."
echo " -h, --help Shows this help."
echo ""
echo
exit 1
}
function test_root {
# Check if we are running as root.
if ! [ $(id -u) = 0 ]; then
echo " [!] This script must be run as root."
exit 3
fi
}
function test_github {
wget -q --spider https://github.com/evilsocket/pwnagotchi/
if [ $? -ne 0 ]; then
echo " [!] Cannot reach github. This script requires internet access, ensure connection sharing is working."
exit 4
fi
}
# Commandline arguments
while [[ "$#" -gt 0 ]]; do case $1 in
-m|--master) version="master"; shift;;
-c|--commit|---branch) commit="$2" version="other"; shift;;
-bc|--backupconfig) backupconfig=1; shift;;
-rc|--restoreconfig) backupconfig=1 restoreconfig=1; shift;;
-h|--help) display_help;;
*) echo "Unknown parameter passed: $1"; exit 2;;
esac; shift; done
echo " [+] Checking prerequisites."
test_root
test_github
# clean up old files, clone master, set checkout to commit if needed.
echo " [+] Cloning to $folder..."
rm $folder -rf
git clone https://github.com/evilsocket/pwnagotchi $folder -q
cd $folder
if [ $version == "other" ]; then
git checkout $commit -q
fi
echo " [+] Installing $(git log -1 --format="%h")"
echo " [+] Updating..."
if [ $backupconfig -eq 1 ]; then
echo " [+] Creating backup of config.yml"
mv /root/pwnagotchi/config.yml ~/config.yml.bak -f
fi
rm /root/pwnagotchi -rf
rsync -aPq $folder/sdcard/rootfs/* /
cd /tmp
rm $folder -rf
if [ $restoreconfig -eq 1 ]; then
echo " [+] Restoring backup of config.yml"
mv ~/config.yml.bak /root/pwnagotchi/config.yml -f
fi
echo " [+] Restarting pwnagotchi in auto mode. $( screen -X -S pwnagotchi quit)"
sudo -H -u root /usr/bin/screen -dmS pwnagotchi -c /root/pwnagotchi/data/screenrc.auto
echo " [+] Finished"