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adsb-receiver/bash/decoders/rtlsdr-ogn.sh

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#!/bin/bash
#####################################################################################
# ADS-B RECEIVER #
#####################################################################################
# #
# This script is not meant to be executed directly. #
# Instead execute install.sh to begin the installation process. #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# #
# Copyright (c) 2015 Joseph A. Prochazka #
# #
# 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. #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
### VARIABLES
PROJECTROOTDIRECTORY="$PWD"
BASHDIRECTORY="$PROJECTROOTDIRECTORY/bash"
BUILDDIRECTORY="$PROJECTROOTDIRECTORY/build"
BUILDDIRECTORY_RTLSDROGN="$BUILDDIRECTORY/rtlsdr-ogn"
DECODER_NAME="RTLSDR-OGN"
DECODER_WEBSITE="http://wiki.glidernet.org"
### INCLUDE EXTERNAL SCRIPTS
source $BASHDIRECTORY/variables.sh
source $BASHDIRECTORY/functions.sh
### BEGIN SETUP
clear
echo -e ""
echo -e "\e[91m $ADSB_PROJECTTITLE"
echo -e ""
echo -e "\e[92m Setting up ${DECODER_NAME} ...."
echo -e "\e[93m----------------------------------------------------------------------------------------------------\e[96m"
echo -e ""
whiptail --backtitle "$ADSB_PROJECTTITLE" --title "${DECODER_NAME} Setup" --yesno "${DECODER_NAME} is the decoder for the Open Glider Network which focuses on tracking aircraft equipped with FLARM, FLARM-compatible devices or OGN tracker. \n\n Please note that ${DECODER_NAME} requests a dedicated SDR tuner. \n\n $DECODER_WEBSITE \n\nContinue setup by installing ${DECODER_NAME} ?" 14 78
CONTINUESETUP=$?
if [[ $CONTINUESETUP = 1 ]] ; then
# Setup has been halted by the user.
echo -e "\e[91m \e[5mINSTALLATION HALTED!\e[25m"
echo -e " Setup has been halted at the request of the user."
echo -e ""
echo -e "\e[93m----------------------------------------------------------------------------------------------------"
echo -e "\e[92m ${DECODER_NAME} setup halted.\e[39m"
echo -e ""
if [[ ! -z ${VERBOSE} ]] ; then
read -p "Press enter to continue..." CONTINUE
fi
exit 1
fi
### CHECK FOR PREREQUISITE PACKAGES
echo -e "\e[95m Installing packages needed to build and fulfill dependencies for ${DECODER_NAME} ...\e[97m"
echo -e ""
CheckPackage git
CheckPackage rtl-sdr
CheckPackage librtlsdr-dev
CheckPackage libusb-1.0-0-dev
CheckPackage libconfig-dev
CheckPackage libfftw3-dev
CheckPackage libjpeg8
CheckPackage libjpeg-dev
CheckPackage libconfig9
CheckPackage procserv
CheckPackage telnet
CheckPackage wget
CheckPackage lynx
### BLACKLIST UNWANTED RTL-SDR MODULES FROM BEING LOADED
echo -e "\033[33m Stopping unwanted kernel modules from being loaded..."
echo -e "\033[37m "
sudo tee /etc/modprobe.d/rtlsdr-blacklist.conf > /dev/null <<EOF
blacklist dvb_usb_rtl28xxu
blacklist dvb_usb_v2
blacklist rtl_2830
blacklist rtl_2832
blacklist r820t
blacklist rtl2830
blacklist rtl2832
EOF
### CHECK FOR EXISTING INSTALL AND IF SO STOP IT
if [[ -f /etc/init.d/rtlsdr-ogn ]] ; then
sudo service rtlsdr-ogn stop
fi
### DOWNLOAD AND SET UP THE BINARIES
# Create build directory if not already present.
if [[ ! -d ${BUILDDIRECTORY_RTLSDROGN} ]] ; then
mkdir ${BUILDDIRECTORY_RTLSDROGN}
fi
cd ${BUILDDIRECTORY_RTLSDROGN}
# Download and extract the proper binaries.
case `uname -m` in
"armv6l")
# Raspberry Pi 1
wget http://download.glidernet.org/rpi-gpu/rtlsdr-ogn-bin-RPI-GPU-latest.tgz -O $BUILDDIRECTORY_RTLSDROGN/rtlsdr-ogn-bin-RPI-GPU-latest.tgz
tar xvzf rtlsdr-ogn-bin-RPI-GPU-latest.tgz -C $BUILDDIRECTORY_RTLSDROGN
;;
"armv7l")
# Raspberry Pi 2
wget http://download.glidernet.org/arm/rtlsdr-ogn-bin-ARM-latest.tgz -O $BUILDDIRECTORY_RTLSDROGN/rtlsdr-ogn-bin-ARM-latest.tgz
tar xvzf rtlsdr-ogn-bin-ARM-latest.tgz -C $BUILDDIRECTORY_RTLSDROGN
;;
"x86_64")
# 64 Bit
wget http://download.glidernet.org/x64/rtlsdr-ogn-bin-x64-latest.tgz -O $BUILDDIRECTORY_RTLSDROGN/rtlsdr-ogn-bin-x64-latest.tgz
tar xvzf rtlsdr-ogn-bin-x64-latest.tgz -C $BUILDDIRECTORY_RTLSDROGN
;;
*)
# 32 Bit (default install if no others matched)
wget http://download.glidernet.org/x86/rtlsdr-ogn-bin-x86-latest.tgz -O $BUILDDIRECTORY_RTLSDROGN/rtlsdr-ogn-bin-x86-latest.tgz
tar xvzf rtlsdr-ogn-bin-x86-latest.tgz -C $BUILDDIRECTORY_RTLSDROGN
;;
esac
# Create named pipe.
cd $BUILDDIRECTORY_RTLSDROGN/rtlsdr-ogn
sudo mkfifo ogn-rf.fifo
# Set file permissions.
sudo chown root gsm_scan
sudo chmod a+s gsm_scan
sudo chown root ogn-rf
sudo chmod a+s ogn-rf
sudo chown root rtlsdr-ogn
sudo chmod a+s rtlsdr-ogn
# Check if kernel v4.1 or higher is being used.
KERNEL=`uname -r`
VERSION="`echo $KERNEL | cut -d \. -f 1`.`echo $KERNEL | cut -d \. -f 2`"
if [[ $VERSION < 4.1 ]] ; then
# Kernel is older than version 4.1.
sudo mknod gpu_dev c 100 0
else
# Kernel is version 4.1 or newer.
sudo mknod gpu_dev c 249 0
fi
## ASSIGN THE RTL-SDR TUNER DEVICE TO THIS DECODER
# Check for multiple tuners...
if [[ `rtl_test 2>&1 | grep -c "SN:" ` -gt 1 ]] ; then
# Multiple tuners found, check if device specified for this decoder is present.
if [[ ${OGN_DEVICE_SERIAL} ]] ; then
if [[ `rtl_test 2>&1 | grep -c "SN: ${OGN_DEVICE_SERIAL}" ` -eq 1 ]] ; then
OGN_DEVICE_ID=`rtl_test 2>&1 | grep "SN: ${OGN_DEVICE_SERIAL}" | awk -F ":" '{print $1}' | sed -e 's/\ //g' `
echo -e "\e [94m RTL-SDR with Serial \"${OGN_DEVICE_SERIAL}" matches device \"${OGN_DEVICE_ID}\" and will be assigned to ${DECODER_NAME} ...\e [97m"
else
echo -e "\e [94m RTL-SDR with Serial \"${OGN_DEVICE_SERIAL}\" not found, assigning device \"0\" to ${DECODER_NAME} ...\e [97m"
fi
elif [[ ${OGN_DEVICE_ID} ]] ; then
if [[ `rtl_test 2>&1 | grep "SN: " | grep -c "^\ *${OGN_DEVICE_ID}:" -eq 1 ]] ; then
echo -e "\e [94m RTL-SDR device \"${OGN_DEVICE_ID}\" found and will be assigned to ${DECODER_NAME} ...\e [97m"
else
echo -e "\e [94m RTL-SDR device \"${OGN_DEVICE_ID}\" not found, assigning device \"0\" to ${DECODER_NAME} ...\e [97m"
fi
else
if [[ -z ${OGN_DEVICE_ID} ]] ; then
echo -e "\e [94m No RTL-SDR device specified, assigning device \"0\" to ${DECODER_NAME} ...\e [97m"
OGN_DEVICE_ID="0"
fi
fi
elif [[ `rtl_test 2>&1 | grep -c "SN:" ` -eq 1 ]] ; then
# Single tuner present so we must stop any other running decoders, or at least dump1090-mutablity for a default install...
echo -e "\e [94m Single RTL-SDR device \"0\" detected and assigned to ${DECODER_NAME} ...\e [97m"
OGN_DEVICE_ID="0"
sudo /etc/init.d/dump1090-mutability stop
elif [[ `rtl_test 2>&1 | grep -c "SN:" ` -lt 1 ]] ; then
# No tuner found.
echo -e "\e [94m No RTL-SDR device detected but \"0\" to ${DECODER_NAME} for future use ...\e [97m"
OGN_DEVICE_ID="0"
fi
### CREATE THE CONFIGURATION FILE
OGN_WHITELIST="0"
OGN_GSM_FREQ="957.800"
OGN_GSM_GAIN="35"
# Use receiver coordinates are already know, otherwise populate with dummy values
if [[ -n ${RECEIVERLATITUDE} ]] ; then
OGN_LAT="${RECEIVERLATITUDE}"
else
OGN_LAT="0.0000000"
fi
if [[ -n ${RECEIVERLONGITUDE} ]] ; then
OGN_LON="${RECEIVERLONGITUDE}"
else
OGN_LON="0.0000000"
fi
if [[ -n ${RECIEVERALTITUDE} ]] ; then
OGN_ALT="${RECIEVERALTITUDE}"
else
OGN_ALT="0"
fi
# Geoid separation: FLARM transmits GPS altitude, APRS uses means Sea level altitude
# To find value you can check: http://geographiclib.sourceforge.net/cgi-bin/GeoidEval
# Need to derive from co-ords but will set to altitude as a placeholders
if [[ -z ${RECIEVERALTITUDE} ]] ; then
OGN_GEOID=""
else
OGN_GEOID="0"
fi
# Callsign should be between 3 and 9 alphanumeric charactors, with no punctuation
# Please see: http://wiki.glidernet.org/receiver-naming-convention
if [[ -n ${OGN_RECEIVER_NAME} ]] ; then
OGN_CALLSIGN=`echo ${OGN_RECEIVER_NAME} | tr -cd '[:alnum:]' | cut -c -9`
else
OGN_CALLSIGN=`hostname -s | tr -cd '[:alnum:]' | cut -c -9`
fi
sudo tee $BUILDDIRECTORY_RTLSDROGN/rtlsdr-ogn.conf > /dev/null <<EOF
###########################################################################################
# #
# CONFIGURATION FILE BASED ON http://wiki.glidernet.org/wiki:receiver-config-file #
# #
##########################################################################################
#
RF:
{
FreqCorr = 0; # [ppm] Some R820T sticks have 40-80ppm correction factors, measure it with gsm_scan
Device = "${OGN_DEVICE_ID}"; # Device index of USB RTL-SDR
# DeviceSerial = "${OGN_DEVICE_SERIAL}"; # char[12] Serial number of the rtl-sdr device to be selected
GSM:
{
CenterFreq = "${OGN_GSM_FREQ}"; # [MHz] Fnd the best GSM frequency with gsm_scan
Gain = "${OGN_GSM_GAIN}"; # [0.1 dB] RF input gain for frequency calibration (beware that GSM signals are very strong)
} ;
} ;
#
Position:
{
Latitude = "${OGN_LAT}"; # [deg] Antenna coordinates
Longitude = "${OGN_LON}"; # [deg] Antenna coordinates
Altitude = "${OGN_ALT}"; # [m] Altitude above sea leavel
GeoidSepar = "${OGN_GEOID}"; # [m] Geoid separation: FLARM transmits GPS altitude, APRS uses means Sea level altitude
} ;
#
APRS:
{
Call = "${OGN_CALLSIGN}"; # APRS callsign (max. 9 characters)
} ;
#
DDB:
{
UseAsWhitelist = "${OGN_WHITELIST}"; # [0|1] Setting to 1 enforces strict opt in
} ;
#
EOF
### INSTALL AS A SERVICE
echo -e "\033[33m Downloading and setting permissions on the init script..."
echo -e "\033[37m "
sudo wget http://download.glidernet.org/common/service/rtlsdr-ogn -O /etc/init.d/rtlsdr-ogn
sudo chmod +x /etc/init.d/rtlsdr-ogn
echo -e "\033[33m Creating file /etc/rtlsdr-ogn.conf ..."
echo -e "\033[37m "
sudo tee /etc/rtlsdr-ogn.conf > /dev/null <<EOF
#shellbox configuration file
#Starts commands inside a "box" with a telnet-like server.
#Contact the shell with: telnet <hostname> <port>
#Syntax:
#port user directory command args
50000 pi ${BUILDDIRECTORY_RTLSDROGN}/rtlsdr-ogn ./ogn-rf rtlsdr-ogn.conf
50001 pi ${BUILDDIRECTORY_RTLSDROGN}/rtlsdr-ogn ./ogn-decode rtlsdr-ogn.conf
EOF
echo -e "\033[33m Setting up ${DECODER_NAME} as a service..."
echo -e "\033[37m "
sudo update-rc.d rtlsdr-ogn defaults
echo -e "\033[33m Starting the ${DECODER_NAME} service..."
echo -e "\033[37m "
sudo service rtlsdr-ogn start
### ARCHIVE SETUP PACKAGES
### SETUP COMPLETE
# Enter into the project root directory.
echo -e "\e[94m Entering the $ADSB_PROJECTTITLE root directory...\e[97m"
cd $PROJECTROOTDIRECTORY
echo -e ""
echo -e "\e[93m-------------------------------------------------------------------------------------------------------"
echo -e "\e[92m ${DECODER_NAME} setup is complete.\e[39m"
echo -e ""
if [[ ! -z ${VERBOSE} ]] ; then
read -p "Press enter to continue..." CONTINUE
fi
exit 0
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