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#!/bin/bash
#####################################################################################
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# ADS-B RECEIVER #
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#####################################################################################
# #
# This script is not meant to be executed directly. #
# Instead execute install.sh to begin the installation process. #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# #
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# Copyright (c) 2015-2019 Joseph A. Prochazka #
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# #
# 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. #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
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### VARIABLES
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RECEIVER_ROOT_DIRECTORY = " ${ PWD } "
RECEIVER_BASH_DIRECTORY = " ${ RECEIVER_ROOT_DIRECTORY } /bash "
RECEIVER_BUILD_DIRECTORY = " ${ RECEIVER_ROOT_DIRECTORY } /build "
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### INCLUDE EXTERNAL SCRIPTS
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source ${ RECEIVER_BASH_DIRECTORY } /variables.sh
source ${ RECEIVER_BASH_DIRECTORY } /functions.sh
## SET INSTALLATION VARIABLES
# Source the automated install configuration file if this is an automated installation.
if [ [ " ${ RECEIVER_AUTOMATED_INSTALL } " = "true" ] ] && [ [ -s " ${ RECEIVER_CONFIGURATION_FILE } " ] ] ; then
source ${ RECEIVER_CONFIGURATION_FILE }
fi
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### BEGIN SETUP
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if [ [ " ${ RECEIVER_AUTOMATED_INSTALL } " = "false" ] ] ; then
clear
echo -e " \n\e[91m ${ RECEIVER_PROJECT_TITLE } "
fi
echo -e ""
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echo -e "\e[92m Setting up dump978..."
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echo -e ""
echo -e "\e[93m ------------------------------------------------------------------------------\e[96m"
echo -e ""
if [ [ " ${ RECEIVER_AUTOMATED_INSTALL } " = "false" ] ] ; then
whiptail --backtitle " ${ RECEIVER_PROJECT_TITLE } " --title "Dump1090-mutability Setup" --yesno "Dump978 is an experimental demodulator/decoder for 978MHz UAT signals.\n\n https://github.com/mutability/dump978\n\nWould you like to continue setup by installing dump978?" 9 78
if [ [ $? -eq 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 Dump978 setup halted.\e[39m"
echo -e ""
read -p "Press enter to continue..." CONTINUE
exit 1
fi
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fi
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## CHECK FOR PREREQUISITE PACKAGES
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echo -e "\e[95m Installing packages needed to build and fulfill dependencies...\e[97m"
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echo -e ""
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CheckPackage git
CheckPackage make
CheckPackage rtl-sdr
CheckPackage librtlsdr-dev
CheckPackage libusb-1.0-0-dev
CheckPackage gcc
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CheckPackage netcat
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CheckPackage lighttpd
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## ENABLE THE USE OF /ETC/RC.LOCAL IF THE FILE DOES NOT EXIST
if [ ! -f /etc/rc.local ] ; then
echo ""
echo -e "\e[95m Enabling the use of the /etc/rc.local file...\e[97m"
echo ""
# In Debian Stretch /etc/rc.local has been removed.
# However at this time we can bring this file back into play.
# As to if in future releases this will work remains to be seen...
echo -e "\e[94m Creating the file /etc/rc.local...\e[97m"
sudo tee /etc/rc.local > /dev/null <<EOF
#!/bin/sh -e
#
# rc.local
#
# This script is executed at the end of each multiuser runlevel.
# Make sure that the script will "exit 0" on success or any other
# value on error.
#
# In order to enable or disable this script just change the execution
# bits.
#
# By default this script does nothing.
exit 0
EOF
echo -e "\e[94m Making /etc/rc.local executable...\e[97m"
sudo chmod +x /etc/rc.local
echo -e "\e[94m Enabling the use of /etc/rc.local...\e[97m"
sudo systemctl start rc-local
fi
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## DOWNLOAD THE DUMP978 SOURCE CODE
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echo -e ""
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echo -e "\e[95m Preparing the dump978 Git repository...\e[97m"
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echo -e ""
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# Create or recreate the dump978 build directory.
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if [ [ -d " ${ RECEIVER_BUILD_DIRECTORY } /dump978 " ] ] ; then
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# Delete the current dump978 build directory if it already exists.
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echo -e "\e[94m Deleting the existing dump978 build directory...\e[97m"
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rm -rf ${ RECEIVER_BUILD_DIRECTORY } /dump978
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fi
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echo -e "\e[94m Creating the dump978 build directory...\e[97m"
echo ""
mkdir -vp ${ RECEIVER_BUILD_DIRECTORY } /dump978
echo ""
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# Clone the dump978 Git repository.
echo -e "\e[94m Entering the ADS-B Receiver Project build directory...\e[97m"
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cd ${ RECEIVER_BUILD_DIRECTORY } /dump978 2>& 1
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echo -e "\e[94m Cloning the dump978 Git repository locally...\e[97m"
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echo -e ""
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git clone https://github.com/mutability/dump978.git
## BUILD THE DUMP978 BINARIES
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echo -e ""
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echo -e "\e[95m Building the dump978 binaries...\e[97m"
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echo -e ""
# Enter the dump978 repository if we are not already in it.
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if [ [ ! " ${ PWD } " = " ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978 " ] ] ; then
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echo -e "\e[94m Entering the dump978 Git repository directory...\e[97m"
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cd ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978 2>& 1
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fi
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# Build the dump978 binaries from source.
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echo -e "\e[94m Building the dump978 binaries...\e[97m"
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echo -e ""
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make all
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echo -e ""
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# Check that the dump978 binaries were built.
echo -e "\e[94m Checking that the dump978 binaries were built...\e[97m"
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if [ [ ! -f " ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978/dump978 " ] ] || [ [ ! -f " ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978/uat2esnt " ] ] || [ [ ! -f " ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978/uat2json " ] ] || [ [ ! -f " ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978/uat2text " ] ] ; then
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# If the dump978 binaries could not be found halt setup.
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echo -e ""
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echo -e "\e[91m \e[5mINSTALLATION HALTED!\e[25m"
echo -e " UNABLE TO LOCATE THE DUMP978 BINARIES."
echo -e " SETUP HAS BEEN TERMINATED!"
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echo -e ""
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echo -e "\e[93mThe dump978 binaries appear to have not been built successfully..\e[39m"
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echo -e ""
echo -e "\e[93m ------------------------------------------------------------------------------"
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echo -e "\e[92m Dump978 setup halted.\e[39m"
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echo -e ""
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read -p "Press enter to continue..." CONTINUE
exit 1
fi
## SETUP AND CONFIGURE THE DEVICE TO UTILIZE THE DDUMP978 BINARIES
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echo -e ""
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echo -e "\e[95m Configuring the device to utilize the dump978 binaries...\e[97m"
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echo -e ""
### BLACKLIST UNWANTED RTL-SDR MODULES
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# Create an RTL-SDR blacklist file so the device does not claim SDR's for other purposes.
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BlacklistModules
# Remove the dvb_usb_rtl28xxu kernel module.
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echo -e "\e[94m Checking if the kernel module dvb_usb_rtl28xxu is loaded...\e[97m"
if lsmod | grep "dvb_usb_rtl28xxu" & > /dev/null ; then
echo -e "\e[94m Removing the kernel module dvb_usb_rtl28xxu...\e[97m"
echo ""
sudo rmmod dvb_usb_rtl28xxu
echo ""
fi
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# Check if the dump1090-mutability package is installed.
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echo -e "\e[94m Checking if the dump1090-mutability package is installed...\e[97m"
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if [ [ $( dpkg-query -W -f= '${STATUS}' dump1090-mutability 2>/dev/null | grep -c "ok installed" ) -eq 1 ] ] || [ [ $( dpkg-query -W -f= '${STATUS}' dump1090-fa 2>/dev/null | grep -c "ok installed" ) -eq 1 ] ] ; then
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# The dump1090-mutability package appear to be installed.
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if [ [ " ${ RECEIVER_AUTOMATED_INSTALL } " = "false" ] ] ; then
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whiptail --backtitle " ${ RECEIVER_PROJECT_TITLE } " --title "RTL-SDR Dongle Assignments" --msgbox "It appears one of the dump1090 packages has been installed on this device. In order to run dump978 in tandem with dump1090 you will need to specifiy which RTL-SDR dongle each decoder is to use.\n\nKeep in mind in order to run both decoders on a single device you will need to have two separate RTL-SDR devices connected to your device." 12 78
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# Ask the user which USB device is to be used for dump1090.
DUMP1090_DEVICE_ID = $( whiptail --backtitle " ${ RECEIVER_PROJECT_TITLE } " --title "Dump1090 RTL-SDR Dongle" --nocancel --inputbox "\nEnter the ID for your dump1090 RTL-SDR dongle." 8 78 3>& 1 1>& 2 2>& 3)
while [ [ -z " ${ DUMP1090_DEVICE_ID } " ] ] ; do
DUMP1090_DEVICE_ID = $( whiptail --backtitle " ${ RECEIVER_PROJECT_TITLE } " --title "Dump1090 RTL-SDR Dongle (REQUIRED)" --nocancel --inputbox "\nEnter the ID for your dump1090 RTL-SDR dongle." 8 78 3>& 1 1>& 2 2>& 3)
done
# Ask the user which USB device is to be use for dump978.
DUMP978_DEVICE_ID = $( whiptail --backtitle " ${ RECEIVER_PROJECT_TITLE } " --title "Dump978 RTL-SDR Dongle" --nocancel --inputbox "\nEnter the ID for your dump978 RTL-SDR dongle." 8 78 3>& 1 1>& 2 2>& 3)
while [ [ -z " ${ DUMP978_DEVICE_ID } " ] ] ; do
DUMP978_DEVICE_ID = $( whiptail --backtitle " ${ RECEIVER_PROJECT_TITLE } " --title "Dump978 RTL-SDR Dongle (REQUIRED)" --nocancel --inputbox "\nEnter the ID for your dump978 RTL-SDR dongle." 8 78 3>& 1 1>& 2 2>& 3)
done
fi
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# Assign the specified RTL-SDR dongle to dump1090-mutability.
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if [ [ $( dpkg-query -W -f= '${STATUS}' dump1090-mutability 2>/dev/null | grep -c "ok installed" ) -eq 1 ] ] ; then
echo -e " \e[94m Assigning RTL-SDR dongle \" ${ DUMP1090_DEVICE_ID } \" to dump1090-mutability...\e[97m "
ChangeConfig "DEVICE" ${ DUMP1090_DEVICE_ID } "/etc/default/dump1090-mutability"
echo -e "\e[94m Restarting dump1090-mutability...\e[97m"
echo -e ""
sudo service dump1090-mutability force-reload
echo -e ""
fi
# Assign the specified RTL-SDR dongle to dump1090-fa.
if [ [ $( dpkg-query -W -f= '${STATUS}' dump1090-fa 2>/dev/null | grep -c "ok installed" ) -eq 1 ] ] ; then
echo -e " \e[94m Assigning RTL-SDR dongle \" ${ DUMP1090_DEVICE_ID } \" to dump1090-fa...\e[97m "
ChangeSwitch "--device-index" " ${ DUMP1090_DEVICE_ID } " "/etc/default/dump1090-fa"
echo -e "\e[94m Restarting dump1090-fa...\e[97m"
echo -e ""
sudo service dump1090-fa force-reload
echo -e ""
fi
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# Get the latitude and longitude set in the dump1090-mutability configuration file to be used later.
echo -e "\e[94m Retrieving the receiver's latitude from /etc/default/dump1090-mutability...\e[97m"
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RECEIVER_LATITUDE = ` GetConfig "LAT" "/etc/default/dump1090-mutability" `
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echo -e "\e[94m Retrieving the receiver's longitude from /etc/default/dump1090-mutability...\e[97m"
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RECEIVER_LONGITUDE = ` GetConfig "LON" "/etc/default/dump1090-mutability" `
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fi
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# If a device has not yet been assigned to dump978 assign the first available.
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if [ [ -z " ${ DUMP978_DEVICE_ID } " ] ] ; then
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echo -e "\e[94m Assigning RTL-SDR dongle \"0\" to dump978...\e[97m"
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DUMP978_DEVICE_ID = "0"
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fi
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# Declare the LIGHTTPD_DOCUMENT_ROOT_DIRECTORY variable.
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echo -e "\e[94m Getting the path to Lighttpd's document root...\e[97m"
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LIGHTTPD_DOCUMENT_ROOT_SETTING = ` /usr/sbin/lighttpd -f /etc/lighttpd/lighttpd.conf -p | grep server.document-root`
LIGHTTPD_DOCUMENT_ROOT_DIRECTORY = ` sed 's/.*"\(.*\)"[^"]*$/\1/' <<< ${ LIGHTTPD_DOCUMENT_ROOT_SETTING } `
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# Set the receivers latitude and longitude.
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if [ [ -z " ${ RECEIVER_LATITUDE } " ] ] && [ [ -z " ${ RECEIVER_LONGITUDE } " ] ] && [ [ " ${ RECEIVER_AUTOMATED_INSTALL } " = "false" ] ] ; then
# If the receiver's' latitude has not yet been set ask for it.
RECEIVER_LATITUDE_TITLE = "Receiver Latitude"
while [ [ -z " ${ RECEIVER_LATITUDE } " ] ] ; do
RECEIVER_LATITUDE = $( whiptail --backtitle " ${ RECEIVER_PROJECT_TITLE } " --title " ${ RECEIVER_LATITUDE_TITLE } " --nocancel --inputbox "\nEnter your receiver's latitude.\n(Example: XX.XXXXXXX)" 9 78 3>& 1 1>& 2 2>& 3)
RECEIVER_LATITUDE_TITLE = "Receiver Latitude (REQUIRED)"
done
# If the receiver's' longitude has not yet been set ask for it.
RECEIVER_LONGITUDE_TITLE = "Receiver Longitude"
while [ [ -z " ${ RECEIVER_LONGITUDE } " ] ] ; do
RECEIVER_LONGITUDE = $( whiptail --backtitle " ${ RECEIVER_PROJECT_TITLE } " --title " ${ RECEIVER_LONGITUDE_TITLE } " --nocancel --inputbox "\nEnter your receiver's longitude.\n(Example: XX.XXXXXXX)" 9 78 3>& 1 1>& 2 2>& 3)
RECEIVER_LONGITUDE_TITLE = "Receiver Latitude (REQUIRED)"
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done
fi
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# Finally set the reciver's latitude and longitude if these variables were supplied.
if [ [ -n " ${ RECEIVER_LATITUDE } " ] ] && [ [ -n " ${ RECEIVER_LONGITUDE } " ] ] ; then
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if [ -f ${ LIGHTTPD_DOCUMENT_ROOT_DIRECTORY } /dump978/config.js ] ; then
echo -e " \e[94m Setting the receiver's latitude in ${ LIGHTTPD_DOCUMENT_ROOT_DIRECTORY } /dump978/config.js to ${ RECEIVER_LATITUDE } ...\e[97m "
ChangeConfig "SiteLat" " ${ RECEIVER_LATITUDE } " " ${ LIGHTTPD_DOCUMENT_ROOT_DIRECTORY } /dump978/config.js "
echo -e " \e[94m Setting the receiver's longitude in ${ LIGHTTPD_DOCUMENT_ROOT_DIRECTORY } /dump978/config.js to ${ RECEIVER_LONGITUDE } ...\e[97m "
ChangeConfig "SiteLon" " ${ RECEIVER_LONGITUDE } " " ${ LIGHTTPD_DOCUMENT_ROOT_DIRECTORY } /dump978/config.js "
fi
echo -e " \e[94m Setting the receiver's latitude in ${ RECEIVER_BUILD_DIRECTORY } /portal/html/dump978/config.js to ${ RECEIVER_LATITUDE } ...\e[97m "
ChangeConfig "SiteLat" " ${ RECEIVER_LATITUDE } " " ${ RECEIVER_BUILD_DIRECTORY } /portal/html/dump978/config.js "
echo -e " \e[94m Setting the receiver's longitude in ${ RECEIVER_BUILD_DIRECTORY } /portal/html/dump978/config.js to ${ RECEIVER_LONGITUDE } ...\e[97m "
ChangeConfig "SiteLon" " ${ RECEIVER_LONGITUDE } " " ${ RECEIVER_BUILD_DIRECTORY } /portal/html/dump978/config.js "
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fi
# Create the dump978 JSON directory in Lighttpd's document root.
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if [ [ ! -d ${ LIGHTTPD_DOCUMENT_ROOT_DIRECTORY } /dump978/data ] ] ; then
echo -e "\e[94m Creating the dump978 JSON data directory within Lighttpd's document root...\e[97m"
echo ""
sudo mkdir -vp ${ LIGHTTPD_DOCUMENT_ROOT_DIRECTORY } /dump978/data
echo ""
echo -e "\e[94m Setting permissions for the dump978 JSON data directory within Lighttpd's document root...\e[97m"
sudo chmod +w ${ LIGHTTPD_DOCUMENT_ROOT_DIRECTORY } /dump978/data
fi
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# Create the dump978 maintenance script.
echo -e "\e[94m Creating the dump978 maintenance script...\e[97m"
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tee ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978-maint.sh > /dev/null <<EOF
#!/bin/bash
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# Start dump978 without logging.
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while true; do
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rtl_sdr -d ${ DUMP978_DEVICE_ID } -f 978000000 -s 2083334 -g 48 - | ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978/dump978 | tee >( ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978/uat2json ${ LIGHTTPD_DOCUMENT_ROOT_DIRECTORY } /dump978/data) | ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978/uat2esnt | /bin/nc -q1 127.0.0.1 30001
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sleep 15
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done
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EOF
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echo -e "\e[94m Setting permissions on the dump978 maintenance script...\e[97m"
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chmod +x ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978-maint.sh
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# Add the dump978 maintenance script to /etc/rc.local.
echo -e "\e[94m Checking if the file /etc/rc.local is already set to execute the dump978 maintenance script...\e[97m"
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if [ [ ` grep -cFx " ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978-maint.sh & " /etc/rc.local` -eq 0 ] ] ; then
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echo -e "\e[94m Adding a line to execute the dump978 maintenance script to the file /etc/rc.local...\e[97m"
LINENUMBER = ( $( sed -n '/exit 0/=' /etc/rc.local) )
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( ( LINENUMBER>0) ) && sudo sed -i " ${ LINENUMBER [ $(( ${# LINENUMBER [@] } - 1 )) ] } i ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978-maint.sh &\n " /etc/rc.local
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fi
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## EXECUTE THE MAINTAINANCE SCRIPT TO START DUMP978
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echo -e ""
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echo -e "\e[95m Starting dump978...\e[97m"
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echo -e ""
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echo -e "\e[94m Starting dump978 by executing the dump978 maintenance script...\e[97m"
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sudo nohup ${ RECEIVER_BUILD_DIRECTORY } /dump978/dump978-maint.sh > /dev/null 2>& 1 &
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### SETUP COMPLETE
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# Return to the project root directory.
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echo -e "\e[94m Entering the ADS-B Receiver Project root directory...\e[97m"
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cd ${ RECEIVER_ROOT_DIRECTORY } 2>& 1
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echo -e ""
echo -e "\e[93m ------------------------------------------------------------------------------"
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echo -e "\e[92m Dump978 setup is complete.\e[39m"
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echo -e ""
if [ [ " ${ RECEIVER_AUTOMATED_INSTALL } " = "false" ] ] ; then
read -p "Press enter to continue..." CONTINUE
fi
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exit 0