Automated setup created for DietPi on an RPI2 for RTL-SDR pager decoding using mutlimon-ng and pagermon. Uses version managers for node and python to keep it isolated + correctly compiled.

rtlsdr-decoder-setup.sh

#DietPi setup script for RTL-SDR/Multimon-ng/Pagermon for decoding pager messages(FLEX/POCSAG etc.)

cat <<EOF >no-rtl.conf
blacklist dvb_usb_rtl28xxu
blacklist rtl2832
blacklist rtl2830
EOF

mv no-rtl.conf /etc/modprobe.d/

apt install -y git-core git wget curl cmake libusb-1.0-0-dev build-essential libpulse-dev libx11-dev

#requred for pyenv python 2.7 building
apt install -y make build-essential libssl1.0-dev zlib1g-dev libbz2-dev libreadline-dev libsqlite3-dev llvm libncurses5-dev 

mkdir SDR
cd SDR/
git clone https://github.com/osmocom/rtl-sdr.git
cd rtl-sdr/
mkdir build
cd build/
cmake ../ -DINSTALL_UDEV_RULES=ON -DDETACH_KERNEL_DRIVER=ON
make
make install
ldconfig
cp /root/SDR/rtl-sdr/rtl-sdr.rules /etc/udev/rules.d/

cd ~/SDR/

git clone https://github.com/EliasOenal/multimon-ng.git
cd multimon-ng/
mkdir build
cd build/
cmake ..
make
make install

curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.9/install.sh | bash

source ~/.bashrc

nvm install 8.9.3
nvm use 8.9.3
nvm alias default 8.9.3

npm install pm2 -g
export NODE_ENV=production

pm2 install pm2-logrotate
pm2 logrotate -u user

cd ~

#Python version management system
curl -L https://github.com/pyenv/pyenv-installer/raw/master/bin/pyenv-installer | bash

echo 'export PATH="$HOME/.pyenv/bin:$PATH"' >> ~/.bashrc
echo 'eval "$(pyenv init -)"' >> ~/.bashrc
echo 'eval "$(pyenv virtualenv-init -)"' >> ~/.bashrc

source ~/.bashrc

#rm -fr ~/.pyenv # removes pyenv

#locate openssl lib to prevent build errors
CFLAGS=-I/usr/include/openssl LDFLAGS=-L/usr/lib pyenv install -v 2.7

pyenv global 2.7

cd ~/SDR/

git clone https://github.com/davidmckenzie/pagermon.git
cd pagermon/server/
npm install 
cd ../client/
npm install