1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4// 5// Protocol buffer for Chrome UMA (User Metrics Analysis). 6 7syntax = "proto2"; 8 9option optimize_for = LITE_RUNTIME; 10 11package metrics; 12 13import "histogram_event.proto"; 14import "omnibox_event.proto"; 15import "profiler_event.proto"; 16import "system_profile.proto"; 17import "user_action_event.proto"; 18import "perf_data.proto"; 19import "sampled_profile.proto"; 20 21// Next tag: 12 22message ChromeUserMetricsExtension { 23 // The product (i.e. end user application) for a given UMA log. 24 enum Product { 25 // Google Chrome product family. 26 CHROME = 0; 27 } 28 // The product corresponding to this log. Note: The default value is Chrome, 29 // so Chrome products will not transmit this field. 30 optional Product product = 10 [default = CHROME]; 31 32 // The id of the client install that generated these events. 33 // 34 // For Chrome clients, this id is unique to a top-level (one level above the 35 // "Default" directory) Chrome user data directory [1], and so is shared among 36 // all Chrome user profiles contained in this user data directory. 37 // An id of 0 is reserved for test data (monitoring and internal testing) and 38 // should normally be ignored in analysis of the data. 39 // [1] http://www.chromium.org/user-experience/user-data-directory 40 optional fixed64 client_id = 1; 41 42 // The session id for this user. 43 // Values such as tab ids are only meaningful within a particular session. 44 // The client keeps track of the session id and sends it with each event. 45 // The session id is simply an integer that is incremented each time the user 46 // relaunches Chrome. 47 optional int32 session_id = 2; 48 49 // Information about the user's browser and system configuration. 50 optional SystemProfileProto system_profile = 3; 51 52 // This message will log one or more of the following event types: 53 repeated UserActionEventProto user_action_event = 4; 54 repeated OmniboxEventProto omnibox_event = 5; 55 repeated HistogramEventProto histogram_event = 6; 56 repeated ProfilerEventProto profiler_event = 7; 57 58 // TODO(sque): Deprecate this field and use |sampled_profile| instead. 59 repeated PerfDataProto perf_data = 8; 60 61 // A list of all collected sample-based profiles since the last UMA upload. 62 repeated SampledProfile sampled_profile = 11; 63} 64