Bash script to update Mozilla Things Gateway for those who installed it by the package instead of by the image

gateway-update.sh

#!/bin/bash

# fetch your URLs
answer=`curl -s https://api.github.com/repos/mozilla-iot/gateway/releases/latest | grep "browser_download_url.*tar.gz" | cut -d : -f 2,3 | tr -d \"`

# get download names
# main gateway directory
core_file=`echo "$answer" | grep -Eo '.+?\.tar\.gz' | head -n1 | tr -d " "`
node_modules_file=`echo "$answer" | grep -Eo '.+?\.tar\.gz' | head -n2 | tail -1 | tr -d " "`
# node_modules directory
core_file_name=`echo "$answer" | grep -Eo '[^/]+?\.tar\.gz' | head -n1 `
node_modules_file_name=`echo "$answer" | grep -Eo '[^/]+?\.tar\.gz' | head -n2 | tail -1`

# assuming you need to need to up a directory to your main directory 
cd .. 

# download, extract, and delete main directory
wget "$core_file"
tar -xzf "$core_file_name"
rm "$core_file_name"

# download, extract, and delete node_modules
cd "gateway"
wget "$node_modules_file"
tar -xzf "$node_modules_file_name"
rm "$node_modules_file_name"