gdrive-sync.rb

#!/usr/bin/env ruby

require 'shellwords'

$LAST_MOD_FILE = 'GDRIVE_SYNC_LAST_MOD'

# date "+%s"
$LAST_MOD = Time.at 0

# Find the last modification time
if File.exists? $LAST_MOD_FILE
	s = File.read($LAST_MOD_FILE).chomp
	time = s.to_i

	$LAST_MOD = Time.at time
end

begin
	# Find files modified after time
	pwd = Dir.pwd
	entries = Dir.glob "**/*"
	entries.each do |fn|
		next if fn == $LAST_MOD_FILE

		stat = File.stat fn

		if stat.mtime > $LAST_MOD
			#fnsh = fn.shellescape # NOT NEEDED!
			ok = system "drive", "upload", "--file", fn
			raise "ERR" unless ok
		end

	end

	File.open($LAST_MOD_FILE, "w") { |f|
		f.puts Time.now.to_i
	}
rescue RuntimeError => ex
	puts "ERROR!!!" if ex.message == "ERR"
end