#!/bin/bash

read -p "What is your node number? " NODE
read -sp "What is your password? " PASSWORD
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

DIFF=$((999999-100000+1))
RANDOM=$$
R=$(($(($RANDOM%$DIFF))+100000))

echo "RepeaterFinder Configuration Script"
echo "Node: $NODE"

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 "Setting node number in rpt.conf..."
sed -i "s/1999/$NODE/g" rpt.conf

echo "Setting node number in extensions.conf..."
sed -i "s/1999/$NODE/" extensions.conf

echo "Setting node number in iax.conf..."
sed -i "s/; register = 1999:123456@register.allstarlink.org/register = $NODE:$PASSWORD@$REG_SERVER/" iax.conf

echo "Setting random password for iaxrpt and iaxclient accounts in iax.conf..."
sed -i "s/Your_Secret_Pasword_Here/$R/" iax.conf
sed -i "s/Your_Secret_Password_Here/$R/" iax.conf

echo "Setting node number in savenode.conf..."
sed -i "s/1999/$NODE/" savenode.conf

echo "Setting node number in simpleusb.conf..."
sed -i "s/1999/$NODE/" simpleusb.conf

echo "Setting node number in usbradio.conf..."
sed -i "s/1999/$NODE/" usbradio.conf

echo "Renaming simpleusb_tune_usb_1999.conf..."
[ -f simpleusb_tune_usb_1999.conf ] && mv simpleusb_tune_usb_1999.conf simpleusb_tune_usb_$NODE.conf

echo "Renaming usbradio_tune_usb_1999.conf..."
[ -f usbradio_tune_usb_1999.conf ] && mv usbradio_tune_usb_1999.conf usbradio_tune_usb_$NODE.conf

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

echo "Reloading asterisk configuration..."
service asterisk restart

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 "Running rpt-cmd..."
pm2 start /root/rpt-cmd/app.js --name "rpt-cmd-"$NODE"" -- --host nodemgr.mygmrs.com --port 443 --ssl --node $NODE

echo "Setting rpt-cmd to run at boot..."
pm2 save
pm2 startup


echo "Setting hostname..."
hostname node-$NODE
echo "node-"$NODE"" > /etc/hostname

echo "Updating hosts file..."
echo "127.0.1.1       node-"$NODE"" >> /etc/hosts

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 "Configuration complete! Restarting..."

reboot

exit 0