Module: Aws::Crt::Auth::Signer

Defined in:
lib/aws-crt/auth/signer.rb

Overview

Ruby interface to CRT signing functions

Class Method Summary collapse

Class Method Details

.sign_request(signing_config, signable, method = 'default', path = 'default') ⇒ Hash

Sign a request

Parameters:

  • - (SigningConfig) —

    SigningConfig to apply to this signature

  • - (Signable) —

    Signable object (request) to sign.

Returns:

  • (Hash) —

    Return a hash with keys:

    • signature - the computed signature

    • headers - signed headers, including the ‘Authorization`

      header.



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# File 'lib/aws-crt/auth/signer.rb', line 17

def self.sign_request(
  signing_config, signable, method = 'default', path = 'default'
)
  out = {}
  callback = proc do |result, status, _userdata|
    Aws::Crt::Errors.raise_last_error unless status.zero?
    http_request = Http::Message.new(method, path)
    Aws::Crt::Native.signing_result_apply_to_http_request(
      result,
      http_request.native
    )
    out[:path] = http_request.path
    out[:headers] = http_request.headers
    if (auth = out[:headers]['Authorization']) &&
       (match = /Signature=([a-f0-9]+)/.match(auth))
      out[:signature] = match[1]
    end
    out[:http_request] = http_request

    nil
  end

  # Currently this will always be synchronous
  # (because we are resolving credentials) - so do not need to
  # sync threads/callbacks
  Aws::Crt::Native.sign_request_aws(
    signable.native, signing_config.native, callback, nil
  )
  out
end