Extract all credhub parameters into a yaml file in a format compatible with credhub import

credhub_backup.rb

require 'json'
require 'yaml'

json = JSON.parse(`credhub find -j`)

output = {
  'credentials' => json['credentials'].map do |cred|
    name = cred['name']

    credential = JSON.parse(`credhub get -n #{name} -j`)

    {
      'name' => credential['name'],
      'type' => 'value',
      'value' => credential['value']
    }
  end
}.to_yaml.gsub('---', '')

File.write('credential_backup.yml', output)