@api private
@return [CredentialProviders::Provider]
@param [CredentialProviders::Provider] credentials
# File lib/aws/core/signers/version_2.rb, line 23 def initialize credentials @credentials = credentials end
@param [Http::Request] req @return [Http::Request]
# File lib/aws/core/signers/version_2.rb, line 32 def sign_request req req.add_param('AWSAccessKeyId', credentials.access_key_id) if token = credentials.session_token req.add_param("SecurityToken", token) end req.add_param('SignatureVersion', '2') req.add_param('SignatureMethod', 'HmacSHA256') req.add_param('Signature', signature(req)) req.body = req.url_encoded_params req end
@param [Http::Request] req
# File lib/aws/core/signers/version_2.rb, line 47 def signature req sign(credentials.secret_access_key, string_to_sign(req)) end
@param [Http::Request] req
# File lib/aws/core/signers/version_2.rb, line 52 def string_to_sign req host = case req.port when 80, 443 then req.host else "#{req.host}:#{req.port}" end [ req.http_method, host.to_s.downcase, req.path, req.url_encoded_params, ].join("\n") end