Class: Hiera::Backend::Eyaml::Encryptors::Age

Inherits:
Encryptor
  • Object
show all
Defined in:
lib/hiera/backend/eyaml/encryptors/age.rb

Constant Summary collapse

VERSION = 
Hiera::Backend::Eyaml::Encryptors::AgeVersion::VERSION

Class Method Summary collapse

Class Method Details

.create_keys ⇒ Object 



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# File 'lib/hiera/backend/eyaml/encryptors/age.rb', line 94

def self.create_keys
  warn "The age encryptor does not support creation of keys, use the age command line tools instead"
end

.decrypt(ciphertext) ⇒ Object 



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# File 'lib/hiera/backend/eyaml/encryptors/age.rb', line 62

def self.decrypt(ciphertext)
  identity_file = option(:identity_file)
  debug("age identity file is #{identity_file}")

  if identity_file.nil? || identity_file.empty?
    raise ArgumentError,
          "No age identity file configured, check age_identity_file configuration value is correct"
  elsif !File.exist?(identity_file)
    raise ArgumentError,
          "Configured age identity file #{identity_file} doesn't exist, check age_identity_file configuration value is correct"
  end

  stdout, stderr, status =
    Open3.capture3(
      option(:age_binary_path),
      "--decrypt",
      "--identity",
      identity_file,
      stdin_data: ciphertext,
      binmode: true
    )

  unless status.success?
    warn(
      "Fatal: Failed to decrypt ciphertext (check settings and that you are a recipient)"
    )
    raise StandardError, "age decrypt failed: #{stderr.strip}"
  end

  stdout
end

.encrypt(plaintext) ⇒ Object 



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# File 'lib/hiera/backend/eyaml/encryptors/age.rb', line 35

def self.encrypt(plaintext)
  recipients = determine_recipients
  debug("Recipients are #{recipients}")

  if recipients.empty?
    raise RecoverableError,
          "No recipients provided, don't know who to encrypt to"
  end

  recipient_args =
    recipients.flat_map { |recipient| ["-r", recipient] }

  stdout, stderr, status =
    Open3.capture3(
      option(:age_binary_path),
      "--encrypt",
      *recipient_args,
      stdin_data: plaintext,
      binmode: true
    )
  unless status.success?
    raise RecoverableError, "age encrypt failed: #{stderr.strip}"
  end

  stdout
end