Module: MAuth::PrivateKeyHelper

Defined in:
lib/mauth/private_key_helper.rb

Constant Summary collapse

HEADER = 
'-----BEGIN RSA PRIVATE KEY-----'
'-----END RSA PRIVATE KEY-----'

Class Method Summary collapse

Class Method Details

.generate ⇒ Object 



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# File 'lib/mauth/private_key_helper.rb', line 12

def generate
  OpenSSL::PKey::RSA.generate(2048)
end

.load(key) ⇒ Object 



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# File 'lib/mauth/private_key_helper.rb', line 16

def load(key)
  OpenSSL::PKey::RSA.new(to_rsa_format(key))
rescue OpenSSL::PKey::RSAError
  raise 'The private key provided is invalid'
end

.to_rsa_format(key) ⇒ Object 



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# File 'lib/mauth/private_key_helper.rb', line 22

def to_rsa_format(key)
  return key if key.include?("\n")

  body = key.strip.delete_prefix(HEADER).delete_suffix(FOOTER).strip
  body = body.include?("\s") ? body.tr("\s", "\n") : body.scan(/.{1,64}/).join("\n")
  "#{HEADER}\n#{body}\n#{FOOTER}"
end