Convert your .env file data to JSON key with values encoded to base64

kuber-secret.rb

#!/usr/bin/env ruby
# Encode .env file values to base64 and create json key values

require 'base64'
require 'yaml'

if ARGV[0]
  env = {}

  file = File.new(ARGV[0], "r")

  exit unless file

  data = file.read
  env_vars = data.split("\n")

  env_vars.each do |env_var|
    next unless env_var.include?('export')
    export_key, ival = env_var.split("=") if env_var
    key = export_key.split("export ").last.gsub("_", "-").downcase if export_key
    val = (ival)? Base64.strict_encode64(ival) : nil
    env[key] = %Q("#{val}")
  end

  env.each {|k,v| puts "#{k}: #{v}" }
else
  puts "Please pass the .env file path.\n Eg: ruby kuberenv.rb config/.env.staging\n"
end