communitygarden-cli

#!/bin/bash
# Author: An Pham, Myriam
# Filename: communnity-garden.sh
# Version: testing 

## declaring modules function
clean () {
  sudo_check
  apt-get clean
  apt-get autoclean -y
  apt-get autoremove -y 
}

print_status(){
    local message="$1"
    local status="$2"
    # Get the number of columns, but subtact 8 to leave space for the status.
    local columns=$((COLUMNS-8))

    # Print left-aligned message and right-aligned status.
    printf "%-*s [%s] \n" "$columns" "$message" "$status"
}

install_docker () {
  # Add Docker's official GPG key:
apt-get update
curl -fsSL https://get.docker.com -o get-docker.sh
sudo sh get-docker.sh
usermod -aG docker pi
}

install_docker_compose () {
  sudo_check
  apt-get update
  apt-get install python3
  python3 -m pip install docker-compose
}

install_essential () {
  apt install python3-configobj python3-pil  python3-serial  python3-usb python3-pip python-pip -y
  # pacakges require for network wifi 
  apt install network-manager -y
  # package for AWS IOT
  pip install awsiotsdk
}

sudo_check () {
   if [ "$EUID" -ne 0 ]
     then echo "Please run as root or with sudo"
   exit
   fi
}

checking_weather_station_connection () {
    ls /dev/ttyUSB0
    [ "$?" = 1 ] && print_status "Finding Davis Weather station..."  "Ok"  || print_status "Finding Davis weather station ..." "Fail"
}

install_weewx_dependency () {
	# tested
   sudo_check 
   apt install \
   python3-configobj \
   python3-pil \
   python3-serial \
   python3-usb \
   python3-pip -y 
   pip3 install Cheetah3
}

install_home_assistant () {
 apt-get install -y python3 python3-dev python3-venv python3-pip bluez libffi-dev libssl-dev libjpeg-dev zlib1g-dev autoconf build-essential libopenjp2-7 libtiff5 libturbojpeg0-dev tzdata ffmpeg liblapack3 liblapack-dev libatlas-base-dev
  useradd -rm homeassistant -G dialout,gpio,i2c
  mkdir /srv/homeassistant
  chown homeassistant:homeassistant /srv/homeassistant

  echo '###'
  sudo -u homeassistant -H -s
cd /srv/homeassistant
python3 -m venv .
source bin/activate
  echo '###'
  python3 -m pip install wheel
  pip3 install homeassistant==2023.8.4
  echo 'Home Assitant is listened on port 8123'

}

install_weewx () {
  install_weewx_dependency 
  download_and_install_weewx
  install_database
}

enable_weewx () {
  cd /home/weewx
  cp util/systemd/weewx.service /etc/systemd/system
  systemctl enable weewx
  systemctl start weewx 
}

status_weewx () {
  systemctl status weewx 
}

uninstall_weewx () {
  systemctl stop weewx
  systemctl daemon-reload
  rm -r /home/weewx 
  rm /etc/systemd/system/weewx.service
}

print_line () {
  echo "============================"
}

download_and_install_weewx () {
  local weewx_url='https://weewx.com/downloads/weewx-4.10.2.tar.gz'
  local weewx_dest='/var/temp/weewx/'

  mkdir -p "${weewx_dest}"
  print_line 
  echo "Downloading weewx file..." 
  wget -o "${weewx_dest}weex-4.10.2" "${weewx_url}"
  [ "$?" = 1 ] && print_status "Downloading weewx file..."  "Ok"  || print_status "Downloading weewx file.." "Fail"
  cp -v weewx-4.10.2.tar.gz "${weewx_dest}"
  cd "${weewx_dest}"
  print_line 
  echo "Extracting downloaded file"
  tar xvzf weewx-4.10.2.tar.gz
  cd weewx-4.10.2 
  python3 ./setup.py build
  python3 ./setup.py install
  [ "$?" = 0 ] && echo "Success. The application has been installed at /home/weewx " || echo "Failed to install weewix"
  print_line
  enable_weewx 
}

wifi_check () {
  # check if wifi connection is available
  ping -q -c1 1.1.1.1 &>/dev/null && print_status "Checking ping request..." "Ok" || print_status "Checking ping request..." "Fail"
  nslookup google.com &>/dev/null && print_status "Checking dns service..." "OK" || print_status "Checking dns Service..." "Fail"
}

install_wifi_private () {
  local username=${1}
  local password=${2}
  # WARNING: do not remove the line below,. This is used as backup for comfinguration.
  cp -v /etc/wpa_supplicant/wpa_supplicant.conf /etc/wpa_supplicant/wpa_supplicant.conf.bak
  cat  << EOF > /etc/wpa_supplicant/wpa_supplicant.conf
    network={
         ssid="eduroam"
         scan_ssid=1
         key_mgmt=WPA-EAP
         eap=PEAP
         identity="$username@cpp.edu"
         # anonymous_identity="*****@cpp.edu"
         password="$password"
         ca_cert="/usr/share/ca-certificates/eduroam.pem"
         phase1="peaplabel=auto peapver=auto"
         phase2="auth=MSCHAPV2"
    } 
EOF
  wpa_cli -i wlan0 -c /etc/wpa_supplicant/wpa_supplicant.conf
}

install_database () {
  # Required if you are using MySQL (MariaDB):
  apt install mariadb-client python3-mysqldb sqlite3 -y
}


## Main ## 

main () {
  while [ -n "$1" ]
  do
     case "$1" in
       --check-connection )
         wifi_check
	 shift
	 ;;
       --install-dependency )
         install_essential
	 shift
	 ;;
       --install-weewx )
	 install_weewx 
	 shift
	 ;;
       --enable-weewx)
	 # tested
	 enable_weewx
	 shift
	 ;;
       --database-sql )
	 # tested
         install_database
	 shift
	 ;;
       --clean|-c )
         clean
	 shift
	 ;;
       --install-wifi-eduroam )
	 shift 
	 # school username and password without @edu
	 install_wifi_private "$1" "$2"
	 shift
         ;;
       --download-weewx )
	 download_and_install_weewx 
	 shift
         ;;	
       --uninstall-weewx )
	 uninstall_weewx
	 shift
	 ;;
       --check-weather-station )
         checking_weather_station_connection 
	 shift
	 ;;
       --status-weewx )
         status_weewx           
         shift
	 ;;
       --version | -v)
	 echo 'Community Garden v1.1'
	 shift
	 ;;
       --start-pump)
	 echo 'Starting pump...'
	 shift
	 ;;
       --install-docker)
	 echo 'Installing docker ...'
	 install_docker
	 shift
	 ;;
       --install-docker-compose)
	 echo "Installing docker-compose ..."
	 install_docker_compose
	 shift
	 ;;
       --install-home-assistant)
	 echo "Installing home assistant ..."
	 install_home_assistant
	 shift
         ;;
       * | -*)
	 echo 'Invalid argument'
	 help
	 exit 1
	 break
	 ;;
     esac
  done
}

quick_start () {
 pass  
}

## 
help () {
  echo "Usuage: $(basename $0) <--install-dependency|-v>. First, edit the variable to match your bluetooth interface MAC  address. "
  echo ''
  echo 'Where:'
  echo '  --install-dependency 	        install essential dependency'
  echo '  --install-weewx  	        download and install weewx'
  echo '  --install-docker  	        download and install docker'
  echo '  --install-docker-compose      download and install docker-compose '
  echo '  --install-home-assistant      download and install home-assistant'
  echo '  --download-weewx		download weewx only'
  echo '  --download-weewx		download weewx only'
  echo '  --uninstall-weewx             uninstall weewx'
  echo '  --status-weex                 check status of weewx'
  echo '  --clean | -c                  clean unused packages'
  echo '  --check-connection            check internet connection'
  echo '  --start-pump                  start the pump valve'
  echo ''
  echo 'Example:'
  echo "  $(basename $0) -v | --version   Check the version of the program "
}

main "$@"