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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
syntax = "proto2";
option optimize_for = LITE_RUNTIME;
package enterprise_management;
// Describes how to retrieve policy data for a particular extension. The
// extension ID is in the |settings_entity_id| field of the PolicyData message
// that contains the ExternalPolicyData in its |policy_value| field.
message ExternalPolicyData {
// A URL where the policy data can be downloaded from.
optional string download_url = 1;
// SHA-1 hash of the data at |download_url|. This is used to verify the
// integrity of the data, and to detect updates on the client side: the client
// downloads the data when its local hash does not match |secure_hash|.
optional bytes secure_hash = 2;
// An authentication method that can be used to verify that the client is
// authorized to download |download_url|.
enum AuthMethod {
// No authentication is performed; knowledge of the URL is enough to
// authorize its download.
NONE = 0;
// The HTTP GET request sent to |download_url| must include an
// "Authorization: " HTTP header of the GoogleDMToken type. Its value is the
// same as the DMToken used for the policy fetch.
DMTOKEN = 1;
// The HTTP GET request sent to |download_url| must include an
// "Authorization: " HTTP header of the "OAuth" type. Its value is a valid
// Google Accounts OAuth access token.
OAUTH = 2;
}
// The authentication method that the client must use to fetch |download_url|.
optional AuthMethod download_auth_method = 3 [default = NONE];
}
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