// Copyright 2016 The LUCI Authors. All rights reserved.
// Use of this source code is governed under the Apache License, Version 2.0
// that can be found in the LICENSE file.

syntax = "proto3";

package logdog;

option go_package = "go.chromium.org/luci/logdog/api/endpoints/coordinator/logs/v1;logdog";

import "google/protobuf/timestamp.proto";

// LogStreamState is a bidirectional state value used in UpdateStream calls.
//
// LogStreamState is embeddable in Endpoints request/response structs.
message LogStreamState {
	// ProtoVersion is the protobuf version for this stream.
	string proto_version = 1;

	// The time when the log stream was registered with the Coordinator.
	google.protobuf.Timestamp created = 2;

	// The stream index of the log stream's terminal message. If the value is -1,
  // the log is still streaming.
	int64 terminal_index = 3;

  // ArchiveInfo contains archive details for the log stream.
  message ArchiveInfo {
    // The Google Storage URL where the log stream's index is archived.
    string index_url = 1;
    // The Google Storage URL where the log stream's raw stream data is archived.
    string stream_url = 2;
    // The Google Storage URL where the log stream's assembled data is archived.
    string data_url = 3;

    // If true, all log entries between 0 and terminal_index were archived. If
    // false, this indicates that the log stream was not completely loaded into
    // intermediate storage when the archival interval expired.
    bool complete = 4;

    // The number of log
    int64 log_entry_count = 5;
  }
  // If non-nil, the log stream is archived, and this field contains archival
  // details.
  ArchiveInfo archive = 4;

	// Indicates the purged state of a log. A log that has been purged is only
  // acknowledged to administrative clients.
	bool purged = 5;
}