#!/bin/bash

# Copyright 2022 Aaron Johnson ke0opk@ajserver.com based on works by Rich at MyGMRS.com (pending license information)
#
# Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
#
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
# End COPYRIGHT

REG_SERVER=register.mygmrs.com
NODE_VERSION=12.18.3

x86=false
i386=false
amd64=false
arm=false
arm64=false

case $(dpkg --print-architecture) in
  i386 )
    x86=true
    i386=true
    echo "WARNING - this tool not testing on i386 (32-bit)"
    echo -e "\tIf you want to continue modify this script to remove the exit line"
    exit -1
    ;;
  amd64 )
    x86=true
    amd64=true
    ;;
  arm64 )
    arm=true
    arm64=true
    ;;
  *)
    echo "ERROR: architecture $(dpkg --print-architecture) not supported, contact author"
    exit -2
    ;;
esac


echo "Installing Git..."

apt-get update
apt-get install -y git

echo "Configuring Asterisk..."

cd /etc/asterisk

echo "Setting link to GMRS external nodes list..."
sed -i "/; rxchannel = USRP\/127.0.0.1:34001:32001; GNU Radio interface USRP/aextnodefile = /var/lib/asterisk/rpt_extnodes_gmrs" rpt.conf

echo "Set SimpleUSB as the channel driver..."
sed -i "s/rxchannel = dahdi\/pseudo/; rxchannel = dahdi\/pseudo/" rpt.conf
sed -i "s/; rxchannel = SimpleUSB\/usb_1999/rxchannel = SimpleUSB\/usb_1999/" rpt.conf

echo "Set statistics server URL..."
sed -i "s/;statpost_program/statpost_program/" rpt.conf
sed -i "s/--output-document=\/dev\/null/--output-document=\/dev\/null,--no-check-certificate/" rpt.conf
sed -i "s/;statpost_url = http:\/\/stats.allstarlink.org\/uhandler.php/statpost_url = https:\/\/link.mygmrs.com\/stats\/update/" rpt.conf


echo "Enable SimpleUSB driver module..."
sed -i "s/noload => chan_simpleusb.so/load => chan_simpleusb.so/" modules.conf

echo "Modifying rc.updatenodelist..."
sed -i "/verbose=0/a\$WGET -q -O /var/lib/asterisk/rpt_extnodes_gmrs https://link.mygmrs.com/nodes" /usr/local/bin/rc.updatenodelist


cd /root

echo "Downloading Node.js..."
${arm64} && wget https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-armv7l.tar.xz
${amd64} && curl -sL https://deb.nodesource.com/setup_current.x | sudo -E bash -
${i386} && curl -sL https://deb.nodesource.com/setup_9.x | sudo -E bash -

${arm64} && echo "Unpacking Node.js..."
${arm64} && tar -xvf node-v$NODE_VERSION-linux-armv7l.tar.xz

echo "Installing node and npm binaries..."
${arm64} && ln -s /root/node-v$NODE_VERSION-linux-armv7l/bin/node /usr/bin/node
${arm64} && ln -s /root/node-v$NODE_VERSION-linux-armv7l/bin/npm /usr/bin/npm
${x86} && apt-get install -y nodejs

echo "Downloading rpt-cmd..."
git clone https://github.com/richdunajewski/rpt-cmd.git

echo "Installing rpt-cmd node dependencies..."
cd rpt-cmd
npm install
cd ..

echo "Installing PM2..."
npm install -g pm2
${arm64} && ln -s /root/node-v$NODE_VERSION-linux-armv7l/lib/node_modules/pm2/bin/pm2 /usr/bin/pm2

echo "Installing update-node-list client..."
cd /root
git clone https://github.com/richdunajewski/update-node-list.git
cd update-node-list
npm install

echo "Adding update-node-list to crontab..."
(crontab -l 2>/dev/null; echo "*/10 * * * * /usr/bin/node /root/update-node-list/app.js") | crontab -

${x86} && echo "Fixing dahdi..."
${x86} && dpkg-reconfigure asl-dahdi-linux-dkms

echo "Disabling als-menu"
chmod -x /usr/local/sbin/asl-menu

echo "Configuration complete! Restarting..."

reboot

exit 0