LogDog: Support per-namespace expired archival.

common/proto/logdog/svcconfig/config.proto

 // Copyright 2015 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 = "proto3";
 
 package svcconfig;
 
 import "transport.proto";
 import "storage.proto";
@@ skipping 21 matching lines @@
   string project = 1;
 
   // The name of the authentication group for administrators.
   string admin_auth_group = 10;
   // The name of the authentication group for backend services.
   string service_auth_group = 11;
 
   // A list of origin URLs that are allowed to perform CORS RPC calls.
   repeated string rpc_allow_origins = 20;
 
+  // The name of the task queue for project-specific archival scans.
+  string archive_scan_project_queue_name = 30;
+
   // The full path of the archival Pub/Sub topic.
   //
   // The Coordinator must have permission to publish to this topic.
-  string archive_topic = 30;
+  string archive_topic = 31;
 
   // The amount of time after an archive request has been dispatched before it
   // should be executed.
   //
   // Since terminal messages can arrive out of order, the archival request may
   // be kicked off before all of the log stream data has been loaded into
   // intermediate storage. If this happens, the Archivist will retry archival
   // later autometically.
   //
   // This parameter is an optimization to stop the archivist from wasting its
   // time until the log stream has a reasonable expectation of being available.
-  google.protobuf.Duration archive_settle_delay = 31;
+  google.protobuf.Duration archive_settle_delay = 32;
 
   // The amount of time before a log stream is candidate for archival regardless
   // of whether or not it's been terminated or complete.
   //
   // This is a failsafe designed to ensure that log streams with missing records
   // or no terminal record (e.g., Butler crashed) are eventually archived.
   //
   // This should be fairly large (days) to avoid prematurely archiving
   // long-running streams, but should be considerably smaller than the
   // intermediate storage data retention period.
-  google.protobuf.Duration archive_delay_max = 32;
+  google.protobuf.Duration archive_delay_max = 33;
 }
 
 // Collector is the set of configuration parameters for Collector instances.
 message Collector {
   // The maximum number of concurrent transport messages to process. If <= 0,
   // a default will be chosen based on the transport.
   int32 max_concurrent_messages = 1;
 
   // The maximum number of concurrent workers to process each ingested message.
   // If <= 0, collector.DefaultMaxMessageWorkers will be used.
@@ skipping 29 matching lines @@
   // The name of the staging storage bucket. Uses same notation as "gs_base".
   string gs_staging_base = 4;
 
   // If not zero, the maximum number of stream indices between index entries.
   int32 stream_index_range = 10;
   // If not zero, the maximum number of prefix indices between index entries.
   int32 prefix_index_range = 11;
   // If not zero, the maximum number of log data bytes between index entries.
   int32 byte_range = 12;
 }