adsb-receiver/install.sh

#!/bin/bash

#####################################################################################
#                                   ADS-B RECEIVER                                  #
#####################################################################################
#                                                                                   #
#  A set of scripts created to automate the process of installing the software      #
#  needed to setup an ADS-B/Mode S decoder as well as feeders which are capable of  #
#  sharing your ADS-B results with many of the most popular ADS-B aggregate sites.  #
#                                                                                   #
#  Project Hosted On GitHub: https://github.com/jprochazka/adsb-receiver            #
#                                                                                   #
#  -------------------------------------------------------------------------------  #
#                                                                                   #
# 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.                                                                         #
#                                                                                   #
#####################################################################################

## FUNCTIONS

# Display the help message
function DisplayHelp() {
    echo "                                                                                           "
    echo "Usage: $0 [OPTION] [ARGUMENT]                                                            "
    echo "                                                                                           "
    echo "-------------------------------------------------------------------------------------------"
    echo "Option       GNU long option    Description                                                "
    echo "-------------------------------------------------------------------------------------------"
    echo "-b <BRANCH>  --branch=<BRANCH>  Specifies the repository branch to be used.                "
    echo "-d           --development      Skips local repository update so changes are not overwrote."
    echo "-h           --help             Shows this message.                                        "
    echo "-m <MTA>     --mta=<MTA>        Specify which email MTA to use currently Exim or Postfix.  "
    echo "-------------------------------------------------------------------------------------------"
    echo "                                                                                           "
}


## CHECK FOR OPTIONS AND ARGUMENTS

while [[ $# > 0 ]] ; do
    case $1 in
        --branch*)
            # The specified branch of github
            project_branch=`echo $1 | sed -e 's/^[^=]*=//g'`
            shift 1
            ;;
        -b)
            # The specified branch of github
            project_branch=$2
            shift 2
            ;;
        --development | -d)
            # Skip adsb-receiver repository update
            development_mode="true"
            shift 1
            ;;
        --help | -h)
            # Display a help message
            DisplayHelp
            exit 0
            ;;
        --mta*)
            mta=`echo ${1^^} | sed -e 's/^[^=]*=//g'`
            if [[ "${mta}" != "EXIM" && "${mta}" != "POSTFIX" ]]; then
                echo "MTA can only be either EXIM or POSTFIX."
                exit 1
            fi
            shift 1
            ;;
        -m)
           # The MTA to use
            mta=${2^^}
            if [[ "${mta}" != "EXIM" && "${mta}" != "POSTFIX" ]]; then
                echo "MTA can only be either EXIM or POSTFIX."
                exit 1
            fi
            shift 2
            ;;
        --version | -v)
            # Display the version
            echo $PROJECT_VERSION
            exit 0
        *)
            # Unknown options were set so exit
            echo -e "Error: Unknown option: $1" >&2
            DisplayHelp
            exit 1
            ;;
    esac
done

# Add any environmental variables needed by any child scripts
export RECEIVER_PROJECT_BRANCH=$project_branch
export RECEIVER_DEVELOPMENT_MODE=$development_mode
export RECEIVER_MTA=$mta


## SET PROJECT VARIABLES

project_branch="master"

export RECEIVER_PROJECT_TITLE="The ADS-B Receiver Project Preliminary Setup Process"
export RECEIVER_ROOT_DIRECTORY=$PWD
export RECEIVER_BASH_DIRECTORY=$PWD/bash
export RECEIVER_BUILD_DIRECTORY=$PWD/build


## SOURCE EXTERNAL SCRIPTS

source $RECEIVER_BASH_DIRECTORY/functions.sh


## UPDATE PACKAGE LISTS AND INSTALL DEPENDENCIES

clear
echo -e "\n\e[91m  ${RECEIVER_PROJECT_TITLE}\n"
echo -e "\e[92m  ADS-B Receiver Project Package Dependency Check"
echo -e "\e[93m  ------------------------------------------------------------------------------\e[97m\n"
echo -e "\e[94m  Downloading the latest package lists for all enabled repositories and PPAs...\e[97m\n"
sudo apt-get update
echo -e "\n\e[94m  Ensuring that all required packages are installed...\e[97m\n"
CheckPackage bc
CheckPackage git
CheckPackage lsb-base
CheckPackage lsb-release
CheckPackage whiptail
echo -e "\n\e[93m  ------------------------------------------------------------------------------"
echo -e "\e[92m  All required packages are installed.\e[39m\n"
read -p "Press enter to continue..." discard


## SET OS VARIABLES

export RECEIVER_OS_CODE_NAME=`lsb_release -c -s`
export RECEIVER_OS_DISTRIBUTION=`. /etc/os-release; echo ${ID/*, /}`
export RECEIVER_OS_RELEASE=`. /etc/os-release; echo ${VERSION_ID/*, /}`


## SET HANDWARE VARIABLES

export RECIEVER_CPU_ARCHITECTURE=`uname -m | tr -d "\n\r"`
export RECEIVER_CPU_REVISION=`grep "^Revision" /proc/cpuinfo | awk '{print $3}'`


## EXECUTE BASH/INIT.SH

chmod +x $RECEIVER_BASH_DIRECTORY/init.sh
$RECEIVER_BASH_DIRECTORY/init.sh


## CLEAN UP

# Remove any files created by whiptail.
for choice in FEEDER_CHOICES EXTRAS_CHOICES ; do
    if [[ -f ${RECEIVER_ROOT_DIRECTORY}/${choice} ]] ; then
        rm -f ${RECEIVER_ROOT_DIRECTORY}/${choice}
    fi
done

# Remove any global variables assigned by this script
unset RECEIVER_PROJECT_TITLE
unset RECEIVER_ROOT_DIRECTORY
unset RECEIVER_BASH_DIRECTORY
unset RECEIVER_BUILD_DIRECTORY
unset RECEIVER_OS_CODE_NAME
unset RECEIVER_OS_DISTRIBUTION
unset RECEIVER_OS_RELEASE
unset RECIEVER_CPU_ARCHITECTURE
unset RECEIVER_CPU_REVISION
unset RECEIVER_PROJECT_BRANCH
unset RECEIVER_DEVELOPMENT_MODE
unset RECEIVER_MTA

# Check if any errors were encountered by any child scripts
if [[ $? != 0 ]] ; then
    exit 1
else
    exit 0
fi