Class: Jeff::Signature

Inherits:

Object

• Object
• Jeff::Signature

Defined in:

lib/jeff.rb

Overview

Calculates an RFC 2104-compliant HMAC signature.

Constant Summary

SHA256 =

OpenSSL::Digest.new('SHA256')

Instance Method Summary

• #initialize(secret) ⇒ Signature constructor

  A new instance of Signature.

• #secret ⇒ Object
• #sign(message) ⇒ Object

Constructor Details

#initialize(secret) ⇒ Signature

Returns a new instance of Signature.

# File 'lib/jeff.rb', line 66

def initialize(secret)
  @secret = secret
end

Instance Method Details

#secret ⇒ Object

# File 'lib/jeff.rb', line 74

def secret
  @secret || raise(ArgumentError, 'Missing secret')
end

#sign(message) ⇒ Object

# File 'lib/jeff.rb', line 70

def sign(message)
  Base64.encode64(OpenSSL::HMAC.digest(SHA256, secret, message)).strip
end