Upload v2.0

Uploading a complete rewrite of the original script.

kiauh.ini

@@ -0,0 +1 @@
+backup_before_update=false

scripts/backup.sh

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+backup_printer_cfg(){
+  if [ ! -d $BACKUP_DIR ]; then
+    status_msg "Create backup directory ..."
+    mkdir -p $BACKUP_DIR && ok_msg "Directory created!"
+  fi
+  if [ -f $PRINTER_CFG ]; then
+    get_date
+    status_msg "Create backup of printer.cfg ..."
+    cp $PRINTER_CFG $BACKUP_DIR/printer.cfg."$current_date".backup && ok_msg "Backup created!"
+  else
+    ok_msg "No printer.cfg found! Skipping backup ..."
+  fi
+}
+
+read_bb4u_stat(){
+  source_ini
+  if [ ! "$backup_before_update" = "true" ]; then
+    BB4U_STATUS="${green}[Enable]${default} backups before updating                  "
+  else
+    BB4U_STATUS="${red}[Disable]${default} backups before updating                 "
+  fi
+}
+
+toggle_backups(){
+  source_ini
+  if [ "$backup_before_update" = "true" ]; then
+    sed -i '/backup_before_update=/s/true/false/' ${HOME}/kiauh2/kiauh.ini
+    BB4U_STATUS="${green}[Enable]${default} backups before updating                  "
+  fi
+  if [ "$backup_before_update" = "false" ]; then
+    sed -i '/backup_before_update=/s/false/true/' ${HOME}/kiauh2/kiauh.ini
+    BB4U_STATUS="${red}[Disable]${default} backups before updating                 "
+  fi
+}
+
+bb4u_klipper(){
+  source_ini
+  if [ -d $KLIPPER_DIR ] && [ "$backup_before_update" = "true" ]; then
+    get_date
+    status_msg "Creating Klipper backup ..."
+    mkdir -p $BACKUP_DIR/klipper-backups/"$current_date"
+    cp -r $KLIPPER_DIR $_ && cp -r $KLIPPY_ENV_DIR $_ && ok_msg "Backup complete!"
+  fi
+}
+
+bb4u_dwc2fk(){
+  source_ini
+  if [ -d $DWC2FK_DIR ] && [ "$backup_before_update" = "true" ]; then
+    get_date
+    status_msg "Creating DWC2-for-Klipper backup ..."
+    mkdir -p $BACKUP_DIR/dwc2-for-klipper-backups/"$current_date"
+    cp -r $DWC2FK_DIR $_ && ok_msg "Backup complete!"
+  fi
+}
+
+bb4u_dwc2(){
+  source_ini
+  if [ -d $DWC2_DIR ] && [ "$backup_before_update" = "true" ]; then
+    get_date
+    status_msg "Creating DWC2 Web UI backup ..."
+    mkdir -p $BACKUP_DIR/dwc2-backups/"$current_date"
+    cp -r $DWC2_DIR $_ && ok_msg "Backup complete!"
+  fi
+}
+
+bb4u_mainsail(){
+  source_ini
+  if [ -d $MAINSAIL_DIR ] && [ "$backup_before_update" = "true" ]; then
+    get_date
+    status_msg "Creating Mainsail backup ..."
+    mkdir -p $BACKUP_DIR/mainsail-backups/"$current_date"
+    cp -r $MAINSAIL_DIR $_ && ok_msg "Backup complete!"
+  fi
+}

scripts/functions.sh

@@ -0,0 +1,185 @@
+# setting up some frequently used functions
+check_euid(){
+  if [ "$EUID" -eq 0 ]
+  then
+    echo -e "${red}"
+    echo -e "/=================================================\ "
+    echo -e "|    !!! THIS SCRIPT MUST NOT RAN AS ROOT !!!     |"
+    echo -e "\=================================================/ "
+    echo -e "${default}"
+    exit 1
+  fi
+}
+
+source_ini(){
+  source ${HOME}/kiauh2/kiauh.ini
+}
+
+start_klipper(){
+  if [ -e /etc/init.d/klipper ]; then
+    status_msg "Starting klipper service ..."
+    sudo /etc/init.d/klipper start && sleep 2 && ok_msg "Klipper service started!"
+  fi
+}
+stop_klipper(){
+  if [ -e /etc/init.d/klipper ]; then
+    status_msg "Stopping klipper service ..."
+    sudo /etc/init.d/klipper stop && sleep 2 && ok_msg "Klipper service stopped!"
+  fi
+}
+
+start_moonraker(){
+  if [ -e /etc/init.d/moonraker ]; then
+    status_msg "Starting moonraker service ..."
+    sudo /etc/init.d/moonraker start && sleep 2 && ok_msg "Moonraker service started!"
+  fi
+}
+
+stop_moonraker(){
+  if [ -e /etc/init.d/moonraker ]; then
+    status_msg "Stopping moonraker service ..."
+    sudo /etc/init.d/moonraker stop && sleep 2 && ok_msg "Moonraker service stopped!"
+  fi
+}
+
+dep_check(){
+  for package in "${dep[@]}"
+  do
+    ! command -v $package >&/dev/null 2>&1 && install+=($package)
+  done
+  if ! [ ${#install[@]} -eq 0 ]; then
+  warn_msg "The following packages are missing but necessary:"
+  echo ${install[@]}
+  while true; do
+    read -p "Do you want to install them now? (Y/n): " yn
+    case "$yn" in
+      Y|y|Yes|yes|"")
+      status_msg "Installing dependencies ..."
+      sudo apt-get install ${install[@]} -y && ok_msg "Dependencies installed!"
+      break;;
+      N|n|No|no) break;;
+         *) echo "Unknown parameter: $yn"; echo;;
+    esac
+  done
+  fi
+}
+
+print_error(){
+  for data in "${data_arr[@]}"
+  do
+    if [ ! -e $data ]; then
+      data_count+=(0)
+    else
+      data_count+=(1)
+    fi
+  done
+  sum=$(IFS=+; echo "$((${data_count[*]}))")
+  if [ $sum -eq 0 ]; then
+    ERROR_MSG=" Looks like $1 was already removed!\n Skipping..."
+  else
+    ERROR_MSG=""
+  fi
+}
+
+pkg_check(){
+  status_msg "Checking if nginx is installed"
+  if [[ $(dpkg-query -f'${Status}' --show nginx 2>/dev/null) = *\ installed ]]; then
+echo "nginx found!"
+else
+echo "nginx was not found, installing..." 2>&1
+sudo apt-get -y install nginx 2>/dev/null
+fi
+}
+
+build_fw(){
+    if [ -d $KLIPPER_DIR ]; then
+      cd $KLIPPER_DIR && make menuconfig
+      status_msg "Building firmware ..."
+      make clean && make && ok_msg "Firmware built!"
+    else
+      warn_msg "Can not build firmware without a Klipper directory!"
+    fi
+}
+
+### grab the printers id
+get_usb_id(){
+  warn_msg "Make sure your printer is the only USB device connected!"
+  while true; do
+    echo -e "${cyan}"
+    read -p "###### Press any key to continue ... " yn
+    echo -e "${default}"
+    case "$yn" in
+      *) break;;
+    esac
+  done
+  status_msg "Identifying the correct USB port ..."
+  USB_ID=$(ls /dev/serial/by-id/*)
+  if [ -e /dev/serial/by-id/* ]; then
+    status_msg "The ID of your printer is:"
+    title_msg "$USB_ID"
+  else
+    warn_msg "Could not retrieve ID!"
+    return 1
+  fi
+}
+
+write_printer_id(){
+  while true; do
+    echo -e "${cyan}"
+    read -p "###### Do you want to write the ID to your printer.cfg? (Y/n): " yn
+    echo -e "${default}"
+    case "$yn" in
+      Y|y|Yes|yes|"")
+        backup_printer_cfg
+cat <<PRINTERID >> $PRINTER_CFG
+
+##########################
+### CREATED WITH KIAUH ###
+##########################
+[mcu]
+serial: $USB_ID
+##########################
+##########################
+PRINTERID
+        ok_msg "Config written!"
+        break;;
+      N|n|No|no) break;;
+    esac
+  done
+}
+
+flash_routine(){
+  echo -e "/=================================================\ "
+  echo -e "|                   ATTENTION!                    |"
+  echo -e "| Flashing a Smoothie based board for the first   |"
+  echo -e "| time with this script will certainly fail.      |"
+  echo -e "| This applies to boards like the BTT SKR V1.3 or |"
+  echo -e "| the newer SKR V1.4 (Turbo). You have to copy    |"
+  echo -e "| the firmware file to the microSD card manually  |"
+  echo -e "| and rename it to 'firmware.bin'.                |"
+  echo -e "|                                                 |"
+  echo -e "| You find the file in: ~/klipper/out/klipper.bin |"
+  echo -e "\=================================================/ "
+  echo
+  while true; do
+    echo -e "${cyan}"
+    read -p "###### Do you want to continue? (Y/n): " yn
+    echo -e "${default}"
+    case "$yn" in
+      Y|y|Yes|yes|"")
+      get_usb_id && flash_mcu && write_printer_id; break;;
+      N|n|No|no) break;;
+    esac
+  done
+}
+
+flash_mcu(){
+  stop_klipper
+  if ! make flash FLASH_DEVICE="$USB_ID" ; then
+    warn_msg "Flashing failed!"
+    warn_msg "Please read the log above!"
+  else
+    ok_msg "Flashing successfull!"
+  fi
+  start_klipper
+}

scripts/install_dwc2.sh

@@ -0,0 +1,166 @@
+#TODO:
+# - check for existing/running octoprint service
+# - ask for permission to disable octoprint service
+
+dwc2_install_routine(){
+  if [ -d $KLIPPER_DIR ]; then
+    # check for existing installation
+    if [ -d ${HOME}/klippy-env/lib/python2.7/site-packages/tornado ]; then
+      ERROR_MSG=" Looks like DWC2 is already installed!\n Skipping..."
+      return
+    fi
+    stop_klipper
+    install_tornado
+    install_dwc2fk && dwc2fk_cfg
+    install_dwc2
+    start_klipper
+  else
+    ERROR_MSG=" Please install Klipper first!\n Skipping..."
+  fi
+}
+
+install_tornado(){
+  #check for dependencies
+  dep=(virtualenv)
+  dep_check
+  #execute operation
+  status_msg "Installing Tornado 5.1.1 ..."
+  cd ${HOME}
+  PYTHONDIR="${HOME}/klippy-env"
+  virtualenv ${PYTHONDIR}
+  ${PYTHONDIR}/bin/pip install tornado==5.1.1 && ok_msg "Tornado 5.1.1 successfully installed!"
+}
+
+install_dwc2fk(){
+  cd ${HOME}
+  status_msg "Cloning dwc2-for-klipper repository ..."
+  git clone $DWC2FK_REPO && ok_msg "dwc2-for-klipper successfully cloned!"
+  #create a web_dwc2.py symlink if not already existing
+  if [ -d $KLIPPER_DIR/klippy/extras ] && [ ! -e $KLIPPER_DIR/klippy/extras/web_dwc2.py ]; then
+    status_msg "Creating web_dwc2.py symlink ..."
+    ln -s $DWC2FK_DIR/web_dwc2.py $KLIPPER_DIR/klippy/extras/web_dwc2.py && ok_msg "Symlink created!"
+  fi
+}
+
+dwc2fk_cfg(){
+  while true; do
+    echo -e "${cyan}"
+    read -p "###### Do you want to create the config now? (Y/n): " yn
+    echo -e "${default}"
+    case "$yn" in
+    Y|y|Yes|yes|"") create_dwc2fk_cfg; break;;
+    N|n|No|no) break;;
+    *) echo "Unknown parameter: $yn"; dwc2fk_cfg;;
+    esac
+  done
+}
+
+create_dwc2fk_cfg(){
+  echo -e "/=================================================\ "
+  echo -e "|  1) [Default configuration]                     | "
+  echo -e "|  2) [Custom configuration]                      | "
+  echo -e "|  3) [Skip]                                      | "
+  echo -e "\=================================================/ "
+  while true; do
+    read -p "Please select: " choice; echo
+    case "$choice" in
+    1) dwc2fk_default_cfg && ok_msg "Config written ..."; break;;
+    2) create_dwc2fk_custom_cfg && ok_msg "Config written ..."; break;;
+    3) echo "Skipping ..."; break;;
+    esac
+  done
+}
+
+dwc2fk_default_cfg(){
+  cat <<DWC2 >> $PRINTER_CFG
+
+##########################
+### CREATED WITH KIAUH ###
+##########################
+[virtual_sdcard]
+path: ~/sdcard
+
+[web_dwc2]
+printer_name: my_printer
+listen_adress: 0.0.0.0
+listen_port: 4750
+web_path: dwc2/web
+##########################
+##########################
+DWC2
+}
+
+create_dwc2fk_custom_cfg(){
+  echo -e "${cyan}"
+  read -e -p "Printer name: " -i "my_printer" PRINTER_NAME
+  read -e -p "Listen adress: " -i "0.0.0.0" LISTEN_ADRESS
+  read -e -p "Listen port: " -i "4750" LISTEN_PORT
+  read -e -p "Web path: " -i "dwc2/web" WEB_PATH
+  echo -e "${default}"
+  DWC2_CFG=$(cat <<DWC2
+
+##########################
+### CREATED WITH KIAUH ###
+##########################
+[virtual_sdcard]
+path: ~/sdcard
+
+[web_dwc2]
+printer_name: $PRINTER_NAME
+listen_adress: $LISTEN_ADRESS
+listen_port: $LISTEN_PORT
+web_path: $WEB_PATH
+##########################
+##########################
+DWC2
+)
+  echo "The following lines will be written:"
+  echo -e "$DWC2_CFG"
+  while true; do
+    echo -e "${cyan}"
+    read -p "###### Write now (Y) or start over (n)? (Y/n): " yn
+    echo -e "${default}"
+    case "$yn" in
+      Y|y|Yes|yes|"") echo -e "$DWC2_CFG" >> $PRINTER_CFG; break;;
+      N|n|No|no) create_dwc2fk_custom_cfg;;
+    esac
+  done
+}
+
+install_dwc2(){
+  #needed packages for webcam
+  while true; do
+    echo -e "${cyan}"
+    read -p "###### Do you want to use a webcam? (Y/n): " yn
+    echo -e "${default}"
+    case "$yn" in
+      Y|y|Yes|yes|"")
+      status_msg "Checking for dependencies ..."
+      webcam_dep_check && ok_msg "Dependencies installed!"
+      break;;
+      N|n|No|no) break;;
+         *) echo "Unknown parameter: $yn"; echo;;
+    esac
+  done
+  #the update_dwc2 function does the same as installing dwc2
+  update_dwc2 && ok_msg "DWC2 Web UI installed!"
+}
+
+webcam_dep_check(){
+  webcam_dep=(
+  build-essential
+  libjpeg8-dev
+  imagemagick
+  libv4l-dev
+  cmake
+  )
+  for pkg in "${webcam_dep[@]}"
+  do
+    if ! [[ $(dpkg-query -f'${Status}' --show $pkg 2>/dev/null) = *\ installed ]]; then
+      install+=($pkg)
+    fi
+  done
+  if ! [ ${#install[@]} -eq 0 ]; then
+    sudo apt-get install ${install[@]} -y
+  fi
+}

scripts/install_klipper.sh

@@ -0,0 +1,30 @@
+install_klipper(){
+  if [ -e /etc/init.d/klipper ] && [ -e /etc/default/klipper ]; then
+    ERROR_MSG=" Looks like klipper is already installed!\n Skipping ..."
+  else
+    #check for dependencies
+    dep=(git)
+    dep_check
+    #execute operation
+    cd ${HOME}
+    status_msg "Cloning klipper repository ..."
+    git clone $KLIPPER_REPO && ok_msg "Klipper successfully cloned!"
+    status_msg "Installing klipper service ..."
+    $KLIPPER_DIR/scripts/install-octopi.sh && sleep 2 && ok_msg "Klipper installation complete!"
+    #create a klippy.log symlink in home-dir just for convenience
+    if [ ! -e ${HOME}/klippy.log ]; then
+      status_msg "Creating klippy.log symlink ..."
+      ln -s /tmp/klippy.log ${HOME}/klippy.log && ok_msg "Symlink created!"
+    fi
+    while true; do
+      echo -e "${cyan}"
+      read -p "###### Do you want to flash your MCU now? (Y/n): " yn
+      echo -e "${default}"
+      case "$yn" in
+        Y|y|Yes|yes|"") build_fw && flash_routine; break;;
+        N|n|No|no) break;;
+      *) warn_msg "Unknown parameter: $yn"; echo;;
+    esac
+  done
+  fi
+}

scripts/install_mainsail.sh

@@ -0,0 +1,349 @@
+mainsail_install_routine(){
+  if [ -d $KLIPPER_DIR ]; then
+    #check for dependencies
+    dep=(wget curl unzip)
+    dep_check
+    #execute operation
+    install_moonraker
+    disable_wrong_webserver
+    remove_wrong_webserver
+    install_nginx
+    test_api
+    test_nginx
+    install_mainsail && ok_msg "Mainsail install complete!"; echo
+  else
+    ERROR_MSG=" Please install Klipper first!\n Skipping..."
+  fi
+}
+
+install_moonraker(){
+  cd $KLIPPER_DIR
+  if [[ $(git describe --all) = "remotes/Arksine/work-web_server-20200131" ]]; then
+    status_msg "Installing Moonraker ..."
+    $KLIPPER_DIR/scripts/install-moonraker.sh && ok_msg "Moonraker successfully installed!"
+    if [ ! -d ${HOME}/sdcard ]; then
+      mkdir ${HOME}/sdcard
+    fi
+    #create a moonraker.log symlink in home-dir just for convenience
+    if [ ! -e ${HOME}/moonraker.log ]; then
+      status_msg "Creating moonraker.log symlink ..."
+      ln -s /tmp/moonraker.log ${HOME}/moonraker.log && ok_msg "Symlink created!"
+    fi
+  else
+    warn_msg "You are not using Arksine/work-web_server-20200131."
+    warn_msg "Please switch to the moonraker fork first!"
+    while true; do
+      echo -e "${cyan}"
+      read -p "###### Do you want to switch to it now? (Y/n): " yn
+      echo -e "${default}"
+      case "$yn" in
+        Y|y|Yes|yes|"") switch_to_moonraker && install_moonraker; break;;
+        N|n|No|no) break;;
+           *) echo "Unknown parameter: $yn"; echo;;
+      esac
+    done
+  fi
+}
+
+check_printer_cfg(){
+  if [ ! -e $PRINTER_CFG ]; then
+    warn_msg "No printer.cfg found"
+    while true; do
+      echo -e "${cyan}"
+      read -p "###### Do you want to create a default config? (Y/n): " yn
+      echo -e "${default}"
+      case "$yn" in
+        Y|y|Yes|yes|"") create_default_cfg; break;;
+        N|n|No|no) break;;
+           *) echo "Unknown parameter: $yn"; echo;;
+      esac
+    done
+  else
+    check_vsdcard_section
+    check_api_section
+  fi
+}
+
+disable_wrong_webserver(){
+  if systemctl is-active haproxy ; then
+    status_msg "Stopping haproxy service ..."
+    sudo /etc/init.d/haproxy stop && ok_msg "Service stopped!"
+  fi
+  if systemctl is-active lighttpd ; then
+    status_msg "Stopping lighttpd service ..."
+    sudo /etc/init.d/lighttpd stop && ok_msg "Service stopped!"
+  fi
+}
+
+remove_wrong_webserver(){
+  rem=(haproxy lighttpd)
+  for remove in "${rem[@]}"
+  do
+    if [[ $(dpkg-query -f'${Status}' --show $remove 2>/dev/null) = *\ installed ]]; then
+      delete+=($remove)
+    fi
+  done
+  if ! [ ${#delete[@]} -eq 0 ]; then
+    sudo apt-get remove ${delete[@]} -y
+  fi
+}
+
+install_nginx(){
+  if ! [[ $(dpkg-query -f'${Status}' --show nginx 2>/dev/null) = *\ installed ]]; then
+    status_msg "Installing Nginx ..."
+    sudo apt-get install nginx -y && ok_msg "Nginx successfully installed!"
+  fi
+  if [ ! -d $MAINSAIL_DIR ]; then
+    mkdir $MAINSAIL_DIR
+  fi
+  status_msg "Configure Nginx ..."
+  create_mainsail_cfgfile && sudo mv $MAINSAIL_DIR/mainsail /etc/nginx/sites-available/
+  if [ -e /etc/nginx/sites-enabled/default ]; then
+    sudo rm /etc/nginx/sites-enabled/default
+  fi
+  if [ ! -e /etc/nginx/sites-enabled/mainsail ]; then
+    sudo ln -s /etc/nginx/sites-available/mainsail /etc/nginx/sites-enabled/
+  fi
+  ok_msg "Nginx configured!"
+}
+
+test_api(){
+  status_msg "Testing API ..."
+  sleep 5
+  status_msg "API response from http://localhost:7125/printer/info:"
+  API_RESPONSE="$(curl -sG4 http://localhost:7125/printer/info)"
+  echo -e "${cyan}$API_RESPONSE${default}"
+  if [ $(curl -sG4 "http://localhost:7125/printer/info" | grep '^{"result"' -c) -eq 1 ]; then
+    echo; ok_msg "Klipper API is working correctly!"; echo
+  else
+    echo; warn_msg "Klipper API not working correctly!"; echo
+  fi
+}
+
+test_nginx(){
+  sudo /etc/init.d/nginx restart
+  status_msg "Testing Nginx ..."
+  sleep 5
+  status_msg "API response from http://localhost/printer/info:"
+  API_RESPONSE="$(curl -sG4 http://localhost/printer/info)"
+  echo -e "${cyan}$API_RESPONSE${default}"
+  if [ $(curl -sG4 "http://localhost/printer/info" | grep '^{"result"' -c) -eq 1 ]; then
+    echo; ok_msg "Nginx is working correctly!"; echo
+  else
+    echo; warn_msg "Nginx is not working correctly!"; echo
+  fi
+}
+
+get_mainsail_ver(){
+  MAINSAIL_VERSION=`curl -s https://api.github.com/repositories/240875926/tags | grep name | cut -d'"' -f4 | cut -d"v" -f2 | head -1`
+}
+
+mainsail_dl_url(){
+  get_mainsail_ver
+  MAINSAIL_URL=https://github.com/meteyou/mainsail/releases/download/v"$MAINSAIL_VERSION"/mainsail-alpha-"$MAINSAIL_VERSION".zip
+}
+
+install_mainsail(){
+  mainsail_dl_url
+  if [ ! -d $MAINSAIL_DIR ]; then
+    mkdir $MAINSAIL_DIR
+  fi
+  cd $MAINSAIL_DIR
+  status_msg "Downloading Mainsail v$MAINSAIL_VERSION ..."
+  wget -q -O mainsail.zip $MAINSAIL_URL && status_msg "Extracting archive ..." && unzip -o mainsail.zip && rm mainsail.zip
+  ### write mainsail version to file for update check reasons
+  echo "$MAINSAIL_VERSION" > $MAINSAIL_DIR/version
+}
+
+create_mainsail_cfgfile(){
+  cat <<MAINSAIL_CFG > $MAINSAIL_DIR/mainsail
+map \$http_upgrade \$connection_upgrade {
+    default upgrade;
+    '' close;
+}
+
+upstream apiserver {
+    #edit your api port here
+    ip_hash;
+    server 127.0.0.1:7125;
+}
+
+server {
+    listen 80 default_server;
+    listen [::]:80 default_server;
+
+    access_log /var/log/nginx/mainsail-access.log;
+    error_log /var/log/nginx/mainsail-error.log;
+
+    #web_path from mainsail static files
+    root /home/pi/mainsail;
+
+    index index.html;
+    server_name _;
+
+    #max upload size for gcodes
+    client_max_body_size 200M;
+
+    location / {
+        try_files \$uri \$uri/ /index.html;
+    }
+
+    location /printer {
+        proxy_pass http://apiserver/printer;
+        proxy_set_header Host \$http_host;
+        proxy_set_header X-Real-IP \$remote_addr;
+        proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
+        proxy_set_header X-Scheme \$scheme;
+    }
+
+    location /api {
+        proxy_pass http://apiserver/api;
+        proxy_set_header Host \$http_host;
+        proxy_set_header X-Real-IP \$remote_addr;
+        proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
+        proxy_set_header X-Scheme \$scheme;
+    }
+
+    location /access {
+        proxy_pass http://apiserver/access;
+        proxy_set_header Host \$http_host;
+        proxy_set_header X-Real-IP \$remote_addr;
+        proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
+        proxy_set_header X-Scheme \$scheme;
+    }
+
+    location /websocket {
+        proxy_pass http://apiserver/websocket;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade \$http_upgrade;
+        proxy_set_header Connection \$connection_upgrade;
+        proxy_set_header Host \$http_host;
+        proxy_set_header X-Real-IP \$remote_addr;
+        proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
+        proxy_read_timeout 86400;
+    }
+
+    location /machine {
+        proxy_pass http://apiserver/machine;
+        proxy_set_header Host \$http_host;
+        proxy_set_header X-Real-IP \$remote_addr;
+        proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
+        proxy_set_header X-Scheme \$scheme;
+    }
+
+    location /server {
+        proxy_pass http://apiserver/server;
+        proxy_set_header Host \$http_host;
+        proxy_set_header X-Real-IP \$remote_addr;
+        proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
+        proxy_set_header X-Scheme \$scheme;
+    }
+}
+MAINSAIL_CFG
+}
+
+check_vsdcard_section(){
+  # check if virtual sdcard is present in printer.cfg
+  if [ $(grep '^\[virtual_sdcard\]$' /home/pi/printer.cfg) ]; then
+    echo "Virtual sdcard already configured"
+  else
+    echo "No virtual sdcard entry found..."
+    echo "Configuring virtual sdcard..."
+# append the following lines to printer.cfg
+cat <<VSDCARD >> $PRINTER_CFG
+
+##########################
+### CREATED WITH KIAUH ###
+##########################
+[virtual_sdcard]
+path: ~/sdcard
+##########################
+##########################
+VSDCARD
+  fi
+}
+
+check_api_section(){
+  # check if api server is present in printer.cfg
+  if [ $(grep '^\[api_server\]$' /home/pi/printer.cfg) ]; then
+    echo "API server already configured"
+  else
+    echo "No API server entry found..."
+    echo "Configuring API server..."
+# append the following lines to printer.cfg
+cat <<API >> $PRINTER_CFG
+
+##########################
+### CREATED WITH KIAUH ###
+##########################
+[api_server]
+trusted_clients:
+ 192.168.0.0/24
+ 192.168.1.0/24
+ 127.0.0.0/24
+##########################
+##########################
+API
+  fi
+}
+
+create_default_cfg(){
+cat <<MAINSAIL_CFG >> $PRINTER_CFG
+
+##########################
+### CREATED WITH KIAUH ###
+##########################
+[virtual_sdcard]
+path: ~/sdcard
+
+[api_server]
+trusted_clients:
+ 192.168.0.0/24
+ 192.168.1.0/24
+ 127.0.0.0/24
+
+[pause_resume]
+
+[gcode_macro CANCEL]
+default_parameter_X: 230
+default_parameter_Y: 230
+default_parameter_Z: 10
+gcode:
+    M104 S0
+    M140 S0
+    M141 S0
+    M106 S0
+    CLEAR_PAUSE
+    RESET_SD
+
+[gcode_macro CANCEL_PRINT]
+gcode:
+    CANCEL
+
+[gcode_macro PAUSE]
+rename_existing: BASE_PAUSE
+default_parameter_X: 230
+default_parameter_Y: 230
+default_parameter_Z: 10
+gcode:
+    SAVE_GCODE_STATE NAME=PAUSE_state
+    BASE_PAUSE
+    G91
+    G1 E-1.7 F2100
+    G1 Z{Z}
+    G90
+    G1 X{X} Y{Y} F6000
+    G91
+
+[gcode_macro RESUME]
+rename_existing: BASE_RESUME
+gcode:
+    G91
+    G1 E1.7 F2100
+    G91
+    RESTORE_GCODE_STATE NAME=PAUSE_state MOVE=1
+    BASE_RESUME
+##########################
+##########################
+MAINSAIL_CFG
+}

scripts/remove.sh

@@ -0,0 +1,145 @@
+remove_klipper(){
+  data_arr=(
+  /etc/init.d/klipper
+  /etc/default/klipper
+  $KLIPPER_DIR
+  $KLIPPY_ENV_DIR
+  ${HOME}/klippy.log
+  )
+  print_error "Klipper" && data_count=()
+  if [ "$ERROR_MSG" = "" ]; then
+    stop_klipper
+    if [[ -e /etc/init.d/klipper || -e /etc/default/klipper ]]; then
+      status_msg "Removing klipper service ..."
+      sudo update-rc.d -f klipper remove
+      sudo rm -rf /etc/init.d/klipper /etc/default/klipper && ok_msg "Klipper service removed!"
+    fi
+    if [[ -d $KLIPPER_DIR || -d $KLIPPY_ENV_DIR ]]; then
+      status_msg "Removing klipper and klippy-env diretory ..."
+      rm -rf $KLIPPER_DIR $KLIPPY_ENV_DIR && ok_msg "Directories removed!"
+    fi
+    if [[ -L ${HOME}/klippy.log || -e /tmp/klippy.log ]]; then
+      status_msg "Removing klippy.log symlink ..."
+      rm -rf ${HOME}/klippy.log /tmp/klippy.log && ok_msg "Symlink removed!"
+    fi
+    ok_msg "Klipper successfully removed!"
+  fi
+}
+
+remove_dwc2(){
+  data_arr=(
+  $DWC2FK_DIR
+  $TORNADO_DIR1
+  $TORNADO_DIR2
+  $WEB_DWC2
+  $DWC2_DIR
+  )
+  print_error "DWC2-for-Klipper &\n DWC2 Web UI" && data_count=()
+  if [ "$ERROR_MSG" = "" ]; then
+    if [ -d $DWC2FK_DIR ]; then
+      status_msg "Removing dwc2-for-klipper directory ..."
+      rm -rf $DWC2FK_DIR && ok_msg "Directory removed!"
+    fi
+    if [ -d $TORNADO_DIR1 ]; then
+      status_msg "Removing tornado from klippy-env ..."
+      rm -rf $TORNADO_DIR1 $TORNADO_DIR2 && ok_msg "Tornado removed!"
+    fi
+    if [ -e $WEB_DWC2 ]; then
+      status_msg "Removing web_dwc2.py symlink from klippy ..."
+      rm -rf $WEB_DWC2 && ok_msg "File removed!"
+    fi
+    if [ -d $DWC2_DIR ]; then
+      status_msg "Removing dwc2 directory ..."
+      rm -rf $DWC2_DIR && ok_msg "Directory removed!"
+    fi
+    ok_msg "DWC2-for-Klipper & DWC2 Web UI successfully removed!"
+  fi
+}
+
+remove_mainsail(){
+  data_arr=(
+  $MAINSAIL_SERVICE1
+  $MAINSAIL_SERVICE2
+  $MAINSAIL_DIR
+  ${HOME}/moonraker.log
+  ${HOME}/.klippy_api_key
+  ${HOME}/.moonraker_api_key
+  ${HOME}/moonraker-env
+  /etc/nginx/sites-available/mainsail
+  /etc/nginx/sites-enabled/mainsail
+  /etc/init.d/nginx
+  /etc/default/nginx
+  )
+  print_error "Mainsail" && data_count=()
+  if [ "$ERROR_MSG" = "" ]; then
+    stop_moonraker
+    #remove moonraker services
+    if [[ -e /etc/init.d/moonraker || -e /etc/default/moonraker ]]; then
+      status_msg "Removing moonraker service ..."
+      sudo update-rc.d -f moonraker remove
+      sudo rm -rf /etc/init.d/moonraker /etc/default/moonraker && ok_msg "Moonraker service removed!"
+    fi
+    #remove mainsail dir
+    if [ -d $MAINSAIL_DIR ]; then
+      status_msg "Removing mainsail directory ..."
+      rm -rf $MAINSAIL_DIR && ok_msg "Directory removed!"
+    fi
+    #remove moonraker-env
+    if [ -d ${HOME}/moonraker-env ]; then
+      status_msg "Removing moonraker virtualenv ..."
+      rm -rf ${HOME}/moonraker-env && ok_msg "Directory removed!"
+    fi
+    #remove moonraker.log symlink
+    if [[ -L ${HOME}/moonraker.log || -e /tmp/moonraker.log ]]; then
+      status_msg "Removing moonraker.log symlink ..."
+      rm -rf ${HOME}/moonraker.log /tmp/moonraker.log && ok_msg "Symlink removed!"
+    fi
+    #remove mainsail cfg
+    if [ -e /etc/nginx/sites-available/mainsail ]; then
+      status_msg "Removing mainsail configuration for nginx ..."
+      sudo rm /etc/nginx/sites-available/mainsail && ok_msg "File removed!"
+    fi
+    #remove mainsail symlink
+    if [ -L /etc/nginx/sites-enabled/mainsail ]; then
+      status_msg "Removing mainsail symlink for nginx ..."
+      sudo rm /etc/nginx/sites-enabled/mainsail && ok_msg "File removed!"
+    fi
+    #remove legacy api key
+    if [ -e ${HOME}/.klippy_api_key ]; then
+      status_msg "Removing legacy API Key ..."
+      rm ${HOME}/.klippy_api_key && ok_msg "Done!"
+    fi
+    #remove api key
+    if [ -e ${HOME}/.moonraker_api_key ]; then
+      status_msg "Removing API Key ..."
+      rm ${HOME}/.moonraker_api_key && ok_msg "Done!"
+    fi
+    remove_nginx
+    ok_msg "Mainsail successfully removed!"
+  fi
+}
+
+remove_nginx(){
+  #ask for complete removal of nginx if installed
+  if [[ $(dpkg-query -f'${Status}' --show nginx 2>/dev/null) = *\ installed ]]  ; then
+    while true; do
+      echo
+      read -p "Do you want to completely remove (purge) nginx? (Y/n): " yn
+      case "$yn" in
+        Y|y|Yes|yes|"")
+        status_msg "Stopping and removing nginx service ..."
+        if [ -e /etc/init.d/nginx ]; then
+          sudo /etc/init.d/nginx stop && ok_msg "Nginx service stopped!"
+          sudo rm /etc/init.d/nginx && ok_msg "Nginx service removed!"
+        fi
+        if [ -e /etc/default/nginx ]; then
+          sudo rm /etc/default/nginx
+        fi
+        status_msg "Purging nginx from system ..."
+        sudo apt-get purge nginx nginx-common -y && ok_msg "Nginx removed!"
+        break;;
+        N|n|No|no) break;;
+      esac
+    done
+  fi
+}

scripts/status.sh

@@ -0,0 +1,226 @@
+klipper_status(){
+  kcount=0
+  klipper_data=(
+    $KLIPPER_DIR
+    $KLIPPY_ENV_DIR
+    $KLIPPER_SERVICE1
+    $KLIPPER_SERVICE2
+  )
+  #count+1 for each found data-item from array
+  for kd in "${klipper_data[@]}"
+  do
+    if [ -e $kd ]; then
+      kcount=$(expr $kcount + 1)
+    fi
+  done
+  if [ "$kcount" == "${#klipper_data[*]}" ]; then
+    KLIPPER_STATUS="${green}Installed!${default}         "
+  elif [ "$kcount" == 0 ]; then
+    KLIPPER_STATUS="${red}Not installed!${default}     "
+  else
+    KLIPPER_STATUS="${yellow}Incomplete!${default}        "
+  fi
+}
+
+dwc2_status(){
+  dcount=0
+  dwc2_data=(
+    $DWC2FK_DIR
+    $WEB_DWC2
+    $DWC2_DIR
+    $TORNADO_DIR1
+    $TORNADO_DIR2
+  )
+  #count+1 for each found data-item from array
+  for dd in "${dwc2_data[@]}"
+  do
+    if [ -e $dd ]; then
+      dcount=$(expr $dcount + 1)
+    fi
+  done
+  if [ "$dcount" == "${#dwc2_data[*]}" ]; then
+    DWC2_STATUS="${green}Installed!${default}         "
+  elif [ "$dcount" == 0 ]; then
+    DWC2_STATUS="${red}Not installed!${default}     "
+  else
+    DWC2_STATUS="${yellow}Incomplete!${default}        "
+  fi
+}
+
+mainsail_status(){
+  mcount=0
+  mainsail_data=(
+    $MAINSAIL_SERVICE1
+    $MAINSAIL_SERVICE2
+    $MAINSAIL_DIR
+    #${HOME}/.klippy_api_key
+    #${HOME}/.moonraker_api_key
+    #${HOME}/moonraker-env
+    /etc/nginx/sites-available/mainsail
+    /etc/nginx/sites-enabled/mainsail
+    /etc/init.d/nginx
+    /etc/default/nginx
+  )
+  #count+1 for each found data-item from array
+  for md in "${mainsail_data[@]}"
+  do
+    if [ -e $md ]; then
+      mcount=$(expr $mcount + 1)
+    fi
+  done
+  if [ "$mcount" == "${#mainsail_data[*]}" ]; then
+    MAINSAIL_STATUS="${green}Installed!${default}         "
+  elif [ "$mcount" == 0 ]; then
+    MAINSAIL_STATUS="${red}Not installed!${default}     "
+  else
+    MAINSAIL_STATUS="${yellow}Incomplete!${default}        "
+  fi
+}
+
+read_branch(){
+  if [ -d $KLIPPER_DIR ] && [ -d $KLIPPER_DIR/.git ]; then
+    cd $KLIPPER_DIR
+    GET_BRANCH=$(git branch -a | head -1 | cut -d " " -f5 | cut -d ")" -f1)
+    #if reading the branch gives an empty string
+    #we are on non-detached HEAD state on origin/master
+    #and need to set GET_BRANCH to make a non-empty string
+    if [ -z $GET_BRANCH ]; then
+      GET_BRANCH="origin/master"
+    fi
+  else
+    GET_BRANCH=""
+  fi
+}
+
+print_branch(){
+  read_branch
+  if [ "$GET_BRANCH" == "origin/master" ]; then
+    PRINT_BRANCH="${cyan}$GET_BRANCH${default}      "
+  elif [ "$GET_BRANCH" == "dmbutyugin/scurve-shaping" ]; then
+    PRINT_BRANCH="${cyan}scurve-shaping${default}     "
+  elif [ "$GET_BRANCH" == "dmbutyugin/scurve-smoothing" ]; then
+    PRINT_BRANCH="${cyan}scurve-smoothing${default}   "
+  elif [ "$GET_BRANCH" == "Arksine/work-web_server-20200131" ]; then
+    PRINT_BRANCH="${cyan}moonraker${default}          "
+  elif [ "$GET_BRANCH" == "Arksine/dev-moonraker-testing" ]; then
+    PRINT_BRANCH="${cyan}dev-moonraker${default}      "
+  else
+    PRINT_BRANCH="${red}----${default}               "
+  fi
+}
+
+read_local_klipper_commit(){
+  if [ -d $KLIPPER_DIR ] && [ -d $KLIPPER_DIR/.git ]; then
+    cd $KLIPPER_DIR
+    LOCAL_COMMIT=$(git rev-parse --short=8 HEAD)
+  else
+    LOCAL_COMMIT=""
+  fi
+}
+
+read_remote_klipper_commit(){
+  read_branch
+  if [ ! -z $GET_BRANCH ];then
+    REMOTE_COMMIT=$(git rev-parse --short=8 $GET_BRANCH)
+  else
+    REMOTE_COMMIT=""
+  fi
+}
+
+compare_klipper_versions(){
+  read_local_klipper_commit
+  read_remote_klipper_commit
+  #echo "Local: $LOCAL_COMMIT"
+  #echo "Remote: $REMOTE_COMMIT"
+  if [ "$LOCAL_COMMIT" != "$REMOTE_COMMIT" ]; then
+    LOCAL_COMMIT="${yellow}$LOCAL_COMMIT${default}"
+    REMOTE_COMMIT="${green}$REMOTE_COMMIT${default}"
+  else
+    LOCAL_COMMIT="${green}$LOCAL_COMMIT${default}"
+    REMOTE_COMMIT="${green}$REMOTE_COMMIT${default}"
+  fi
+}
+
+read_dwc2fk_versions(){
+  if [ -d $DWC2FK_DIR ] && [ -d $DWC2FK_DIR/.git ]; then
+    cd $DWC2FK_DIR
+    LOCAL_DWC2FK_COMMIT=$(git rev-parse --short=8 HEAD)
+    REMOTE_DWC2FK_COMMIT=$(git rev-parse --short=8 origin/master)
+  else
+    LOCAL_DWC2FK_COMMIT=""
+    REMOTE_DWC2FK_COMMIT=""
+  fi
+}
+
+compare_dwc2fk_versions(){
+  read_dwc2fk_versions
+  #echo "Local: $LOCAL_DWC2FK_COMMIT"
+  #echo "Remote: $REMOTE_DWC2FK_COMMIT"
+  if [ "$LOCAL_DWC2FK_COMMIT" != "$REMOTE_DWC2FK_COMMIT" ]; then
+    LOCAL_DWC2FK_COMMIT="${yellow}$LOCAL_DWC2FK_COMMIT${default}"
+    REMOTE_DWC2FK_COMMIT="${green}$REMOTE_DWC2FK_COMMIT${default}"
+  else
+    LOCAL_DWC2FK_COMMIT="${green}$LOCAL_DWC2FK_COMMIT${default}"
+    REMOTE_DWC2FK_COMMIT="${green}$REMOTE_DWC2FK_COMMIT${default}"
+  fi
+}
+
+read_local_dwc2_version(){
+  if [ -e $DWC2_DIR/web/version ]; then
+    DWC2_LOCAL_VER=$(head -n 1 $DWC2_DIR/web/version)
+  else
+    DWC2_LOCAL_VER=""
+  fi
+}
+
+read_remote_dwc2_version(){
+  DWC2_REMOTE_VER=$(curl -s https://api.github.com/repositories/28820678/releases/latest | grep tag_name | cut -d'"' -f4)
+}
+
+compare_dwc2_versions(){
+  read_local_dwc2_version
+  read_remote_dwc2_version
+  #echo "Local: $DWC2_LOCAL_VER"
+  #echo "Remote: $DWC2_REMOTE_VER"
+  if [ "$DWC2_LOCAL_VER" != "$DWC2_REMOTE_VER" ]; then
+    DWC2_LOCAL_VER="${yellow}$DWC2_LOCAL_VER${default}"
+    DWC2_REMOTE_VER="${green}$DWC2_REMOTE_VER${default}"
+  else
+    DWC2_LOCAL_VER="${green}$DWC2_LOCAL_VER${default}"
+    DWC2_REMOTE_VER="${green}$DWC2_REMOTE_VER${default}"
+  fi
+}
+
+read_local_mainsail_version(){
+  if [ -e $MAINSAIL_DIR/version ]; then
+    MAINSAIL_LOCAL_VER=$(head -n 1 $MAINSAIL_DIR/version)
+  else
+    MAINSAIL_LOCAL_VER=""
+  fi
+}
+
+read_remote_mainsail_version(){
+  get_mainsail_ver
+  MAINSAIL_REMOTE_VER=$MAINSAIL_VERSION
+}
+
+compare_mainsail_versions(){
+  read_local_mainsail_version
+  read_remote_mainsail_version
+  #echo "Local: $MAINSAIL_LOCAL_VER"
+  #echo "Remote: $MAINSAIL_REMOTE_VER"
+  if [ "$MAINSAIL_LOCAL_VER" != "$MAINSAIL_REMOTE_VER" ]; then
+    MAINSAIL_LOCAL_VER="${yellow}$MAINSAIL_LOCAL_VER${default}"
+    MAINSAIL_REMOTE_VER="${green}$MAINSAIL_REMOTE_VER${default}"
+  else
+    MAINSAIL_LOCAL_VER="${green}$MAINSAIL_LOCAL_VER${default}"
+    MAINSAIL_REMOTE_VER="${green}$MAINSAIL_REMOTE_VER${default}"
+  fi
+}
+
+ui_print_versions(){
+  compare_klipper_versions
+  compare_dwc2fk_versions
+  compare_dwc2_versions
+  compare_mainsail_versions
+}

scripts/switch_branch.sh

@@ -0,0 +1,41 @@
+switch_to_origin(){
+  cd $KLIPPER_DIR
+  status_msg "Switching...Please wait ..."; echo
+  git fetch origin -q && git checkout origin/master -q
+}
+
+switch_to_scurve_shaping(){
+  cd $KLIPPER_DIR
+  status_msg "Switching...Please wait ..."; echo
+  if ! git remote | grep dmbutyugin -q; then
+    git remote add dmbutyugin $DMBUTYUGIN_REPO
+  fi
+  git fetch dmbutyugin -q && git checkout $BRANCH_SCURVE_SHAPING -q
+}
+
+switch_to_scurve_smoothing(){
+  cd $KLIPPER_DIR
+  status_msg "Switching...Please wait ..."; echo
+  if ! git remote | grep dmbutyugin -q; then
+    git remote add dmbutyugin $DMBUTYUGIN_REPO
+  fi
+  git fetch dmbutyugin -q && git checkout $BRANCH_SCURVE_SMOOTHING -q
+}
+
+switch_to_moonraker(){
+  cd $KLIPPER_DIR
+  status_msg "Switching...Please wait ..."; echo
+  if ! git remote | grep Arksine -q; then
+    git remote add Arksine $ARKSINE_REPO
+  fi
+  git fetch Arksine -q && git checkout $BRANCH_MOONRAKER -q
+}
+
+switch_to_dev_moonraker(){
+  cd $KLIPPER_DIR
+  status_msg "Switching...Please wait ..."; echo
+  if ! git remote | grep Arksine -q; then
+    git remote add Arksine $ARKSINE_REPO
+  fi
+  git fetch Arksine -q && git checkout $BRANCH_DEV_MOONRAKER -q
+}

scripts/ui.sh

@@ -0,0 +1,154 @@
+### set up some UI stuff
+
+#ui total width = 57 chars
+top_border(){
+  echo -e "/=======================================================\ "
+}
+
+bottom_border(){
+  echo -e "\=======================================================/"
+}
+
+hr(){
+  echo -e "|-------------------------------------------------------|"
+}
+
+quit_footer(){
+  hr
+  echo -e "|                        ${red}Q) Quit${default}                        | "
+  bottom_border
+}
+
+print_header(){
+  top_border
+  echo -e "|     $(title_msg "~~~~~~~~~~~~~~~~~ [ KIAUH ] ~~~~~~~~~~~~~~~~~")     |"
+  echo -e "|     $(title_msg "   Klipper Installation And Update Helper    ")     |"
+  echo -e "|     $(title_msg "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~")     |"
+  bottom_border
+}
+
+main_ui(){
+  top_border
+  echo -e "|     $(title_msg "~~~~~~~~~~~~~~~ [ Main Menu ] ~~~~~~~~~~~~~~~")     |"
+  hr
+  echo -e "|  0) [System status]  |                                |"
+  echo -e "|                      |    Klipper: $KLIPPER_STATUS|"
+  echo -e "|  1) [Install]        |     Branch: $PRINT_BRANCH|"
+  echo -e "|  2) [Update]         |                                |"
+  echo -e "|  3) [Remove]         |       DWC2: $DWC2_STATUS|"
+  echo -e "|                      |   Mainsail: $MAINSAIL_STATUS|"
+  echo -e "|  4) [Advanced]       |  Octoprint: #### WIP ####      |"
+  echo -e "|  5) [Backup]         |                                |"
+  quit_footer
+}
+
+install_ui(){
+  top_border
+  echo -e "|     $(title_msg "~~~~~~~~~~~ [ Installation Menu ] ~~~~~~~~~~~")     | "
+  hr
+  echo -e "|  You need this menu usually only for installing       | "
+  echo -e "|  all necessary dependencies for the various           | "
+  echo -e "|  functions on a completely fresh system.              | "
+  hr
+  echo -e "|  Firmware:             |                              | "
+  echo -e "|  1) [Klipper]          |                              | "
+  echo -e "|                        |                              | "
+  echo -e "|  Webinterface:         |                              | "
+  echo -e "|  2) [DWC2]             |                              | "
+  echo -e "|  3) [Mainsail]         |                              | "
+  echo -e "|                        |                              | "
+  quit_footer
+}
+
+update_ui(){
+  top_border
+  echo -e "|     $(title_msg "~~~~~~~~~~~~~~ [ Update Menu ] ~~~~~~~~~~~~~~")     | "
+  hr
+  echo -e "|  It's a good idea to check the following website      | "
+  echo -e "|  for important software changes to the config file    | "
+  echo -e "|  BEFORE updating your klipper installation:           | "
+  echo -e "|                                                       | "
+  echo -e "|  ${yellow}https://www.klipper3d.org/Config_Changes.html${default}        | "
+  bottom_border
+  top_border
+  echo -e "|  0) $BB4U_STATUS| "
+  hr
+  echo -e "|                        |  Local Vers:  | Remote Vers: | "
+  echo -e "|  Firmware:             |               |              | "
+  echo -e "|  1) [Klipper]          |  $(echo "$LOCAL_COMMIT")     | $(echo "$REMOTE_COMMIT")     | "
+  echo -e "|                        |               |              | "
+  echo -e "|  Webinterface:         |               |              | "
+  echo -e "|  2) [DWC2-for-Klipper] |  $(echo "$LOCAL_DWC2FK_COMMIT")     | $(echo "$REMOTE_DWC2FK_COMMIT")     | "
+  echo -e "|  3) [DWC2 Web UI]      |  $(echo "$DWC2_LOCAL_VER")        | $(echo "$DWC2_REMOTE_VER")        | "
+  echo -e "|  4) [Mainsail]         |  $(echo "$MAINSAIL_LOCAL_VER")       | $(echo "$MAINSAIL_REMOTE_VER")       | "
+  echo -e "|                        |               |              | "
+  quit_footer
+}
+
+remove_ui(){
+  top_border
+  echo -e "|     $(title_msg "~~~~~~~~~~~~~~ [ Remove Menu ] ~~~~~~~~~~~~~~")     | "
+  hr
+  echo -e "|  Files and directories which remain untouched:        | "
+  echo -e "|  --> ~/printer.cfg                                    | "
+  echo -e "|  --> ~/backup                                         | "
+  echo -e "|  You need remove them manually if you wish so.        | "
+  hr
+  echo -e "|  1) [Klipper]          |                              | "
+  echo -e "|  2) [DWC2-for-Klipper] |                              | "
+  echo -e "|  3) [Mainsail]         |                              | "
+  echo -e "|                        |                              | "
+  quit_footer
+}
+
+advanced_ui(){
+  top_border
+  echo -e "|     $(title_msg "~~~~~~~~~~~~~ [ Advanced Menu ] ~~~~~~~~~~~~~")     | "
+  hr
+  echo -e "|  1) [Switch Klipper version]                          | "
+  echo -e "|                                                       | "
+  echo -e "|  2) [Build Firmware]                                  | "
+  echo -e "|  3) [Flash MCU]                                       | "
+  echo -e "|  4) [Get Printer-ID]                                  | "
+  echo -e "|  5) [Write Printer-ID to printer.cfg]                 | "
+  echo -e "|  6) [Write DWC2-for-klipper config]                   | "
+  echo -e "|                                                       | "
+  echo -e "|  x) [Enable/Disable Octoprint service]                | "
+  echo -e "|                                                       | "
+quit_footer
+}
+
+backup_ui(){
+  top_border
+  echo -e "|     $(title_msg "~~~~~~~~~~~~~~ [ Backup Menu ] ~~~~~~~~~~~~~~")     | "
+  hr
+  echo -e "|                                                       | "
+  hr
+  echo -e "|  1) [        ]                                        | "
+  echo -e "|  2) [        ]                                        | "
+  echo -e "|  3) [        ]                                        | "
+  echo -e "|  4) [        ]                                        | "
+  echo -e "|  5) [        ]                                        | "
+  echo -e "|  6) [        ]                                        | "
+  echo -e "|  7) [        ]                                        | "
+  echo -e "|                                                       | "
+  quit_footer
+}
+
+switch_ui(){
+  top_border
+  echo -e "|     $(title_msg "~~~~~~~~~ [ Switch Klipper Branch ] ~~~~~~~~~")     |"
+  bottom_border
+  echo
+  echo -e " $(title_msg "Active branch: ")${green}$GET_BRANCH${default}"
+  echo
+  top_border
+  echo -e "|  1) [--> origin/master]                               | "
+  echo -e "|                                                       | "
+  echo -e "|  2) [--> scurve-shaping]                              | "
+  echo -e "|  3) [--> scurve-smoothing]                            | "
+  echo -e "|                                                       | "
+  echo -e "|  4) [--> moonraker]                                   | "
+  echo -e "|  5) [--> dev-moonraker]                               | "
+  quit_footer
+}

scripts/update.sh

@@ -0,0 +1,77 @@
+#TODO
+# - update the correct branch
+# - version checks before updating
+
+#WIP
+update_check(){
+  read_local_commit
+  read_remote_commit
+}
+
+update_klipper(){
+  stop_klipper
+  bb4u_klipper
+  if [ ! -d $KLIPPER_DIR ]; then
+    cd ${HOME} && git clone $KLIPPER_REPO
+  else
+    read_branch
+    status_msg "Updating $GET_BRANCH"
+    #fetching origin/master -> error
+    #rewriting origin/master to origin
+    if [ "$GET_BRANCH" == "origin/master" ]; then
+      FETCH_BRANCH="origin"
+    else
+      FETCH_BRANCH=$(echo "$GET_BRANCH" | cut -d "/" -f1)
+    fi
+    status_msg "Fetching from $FETCH_BRANCH"
+    git fetch $FETCH_BRANCH -q && ok_msg "Fetch successfull!"
+    status_msg "Checking out $GET_BRANCH"
+    git checkout $GET_BRANCH -q && ok_msg "Checkout successfull!" && echo; ok_msg "Update complete!"
+  fi
+  start_klipper; echo
+}
+
+update_dwc2fk(){
+  stop_klipper
+  bb4u_dwc2fk
+  if [ ! -d $DWC2FK_DIR ]; then
+    cd ${HOME} && git clone $DWC2FK_REPO
+  else
+    cd $DWC2FK_DIR && git pull
+    #create a web_dwc2.py symlink if not already existing
+    if [ -d $KLIPPER_DIR/klippy/extras ] && [ ! -e $WEB_DWC2 ]; then
+      status_msg "Creating web_dwc2.py symlink ..."
+      ln -s $DWC2FK_DIR/web_dwc2.py $WEB_DWC2 && ok_msg "Symlink created!"
+    fi
+  fi
+  start_klipper
+}
+
+update_dwc2(){
+  bb4u_dwc2
+  #check dependencies
+  dep=(wget gzip tar curl)
+  dep_check
+  #execute operation
+  GET_DWC2_URL=`curl -s https://api.github.com/repositories/28820678/releases/latest | grep browser_download_url | cut -d'"' -f4`
+  if [ ! -d $DWC2_DIR/web ]; then
+    mkdir -p $DWC2_DIR/web
+  fi
+  cd $DWC2_DIR/web
+  status_msg "Downloading DWC2 Web UI ..."
+  wget -q $GET_DWC2_URL && ok_msg "Download complete!"
+  status_msg "Unzipping archive ..."
+  unzip -q -o *.zip && for f_ in $(find . | grep '.gz');do gunzip -f ${f_};done && ok_msg "Done!"
+  status_msg "Writing version to file ..."
+  echo $GET_DWC2_URL | cut -d/ -f8 > $DWC2_DIR/web/version && ok_msg "Done!"
+  status_msg "Do a little cleanup ..."
+  rm -rf DuetWebControl-SD.zip && ok_msg "Done!"
+}
+
+update_mainsail(){
+  stop_klipper
+  bb4u_mainsail
+  status_msg "Updating Mainsail ..."
+  install_mainsail
+  start_klipper
+}