Module: GoldenTicket

Defined in:
lib/golden_ticket.rb,
lib/golden_ticket/version.rb

Overview

GoldenTicket Module

Constant Summary collapse

VERSION = 
'0.9.2'

Class Method Summary collapse

Class Method Details

.decode(key, token) ⇒ Object

Decode (Parse JWT)



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# File 'lib/golden_ticket.rb', line 31

def self.decode key, token

  # Split Token
  header_data, payload_data, secret_data = token.split '.'

  # Verify Token
  secret = "#{header_data}.#{payload_data}"
  raise 'Invalid Token' unless secret_data == OpenSSL::HMAC.hexdigest(OpenSSL::Digest.new('sha256'), key, secret)

  # Pull dat Payload
  JSON.parse Base64.urlsafe_decode64(payload_data)
end

.encode(key, payload) ⇒ Object

Encode (Generate JWT)



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# File 'lib/golden_ticket.rb', line 13

def self.encode key, payload

  # Prep Header - Always HMAC SHA 256 / JWT
  header = { alg: 'HS256', typ: 'JWT' }
  header_data = Base64.urlsafe_encode64 header.to_json

  # Prepare Payload
  payload_data = Base64.urlsafe_encode64 payload.to_json

  # Compute Token Secret
  secret = "#{header_data}.#{payload_data}"
  secret_data = OpenSSL::HMAC.hexdigest OpenSSL::Digest.new('sha256'), key, secret

  # Generate Token
  "#{header_data}.#{payload_data}.#{secret_data}"
end