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authorLibravatar vnugent <public@vaughnnugent.com>2024-03-10 16:46:50 -0400
committerLibravatar vnugent <public@vaughnnugent.com>2024-03-10 16:46:50 -0400
commite5bb0ee302e789cb96e7ecfe839cbbcc8e3fd5d7 (patch)
tree6f4d824eaea0f4c433f98c0685bf66c06b30e16a /plugins/ObjectCacheServer/src/CacheConstants.cs
parent6b87785026ca57d6f41cff87ddbd066362f3cacc (diff)
Squashed commit of the following:
commit 2f7565976472f0f056db60520bf253a776112c10 Merge: 323ff67 6b87785 Author: vnugent <public@vaughnnugent.com> Date: Sun Mar 10 16:45:23 2024 -0400 merge master commit 323ff67badfc46ad638d75f059d60d9425ccb2fa Author: vnugent <public@vaughnnugent.com> Date: Sun Mar 10 15:50:07 2024 -0400 ci(server): Conainerize and add vncache server packages commit 5d4192880654fd6e00e587814169415b42621327 Author: vnugent <public@vaughnnugent.com> Date: Sat Mar 9 19:13:21 2024 -0500 chore: #2 Minor fixes and polish before release commit a4b3504bb891829074d1efde0433eae010862181 Author: vnugent <public@vaughnnugent.com> Date: Sat Mar 9 16:30:44 2024 -0500 package updates commit 4d8cfc10382105b0acbd94df93ad3d05ff91db54 Author: vnugent <public@vaughnnugent.com> Date: Wed Mar 6 21:30:58 2024 -0500 refactor: #2 Centralize server state, default discovery endpoints & more commit 016a96a80cce025a86c6cf26707738f6a2eb2658 Author: vnugent <public@vaughnnugent.com> Date: Thu Feb 29 21:22:38 2024 -0500 feat: add future support for memory diagnostics, and some docs commit 456ead9bc8b0f61357bae93152ad0403c4940101 Author: vnugent <public@vaughnnugent.com> Date: Tue Feb 13 14:46:35 2024 -0500 fix: #1 shared cluster index on linux & latested core updates commit a481d63f964a5d5204cac2e95141f37f9a28d573 Author: vnugent <public@vaughnnugent.com> Date: Tue Jan 23 15:43:50 2024 -0500 cache extension api tweaks
Diffstat (limited to 'plugins/ObjectCacheServer/src/CacheConstants.cs')
-rw-r--r--plugins/ObjectCacheServer/src/CacheConstants.cs107
1 files changed, 107 insertions, 0 deletions
diff --git a/plugins/ObjectCacheServer/src/CacheConstants.cs b/plugins/ObjectCacheServer/src/CacheConstants.cs
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+/*
+* Copyright (c) 2024 Vaughn Nugent
+*
+* Library: VNLib
+* Package: ObjectCacheServer
+* File: CacheConstants.cs
+*
+* CacheConstants.cs is part of ObjectCacheServer which is
+* part of the larger VNLib collection of libraries and utilities.
+*
+* ObjectCacheServer is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as
+* published by the Free Software Foundation, either version 3 of the
+* License, or (at your option) any later version.
+*
+* ObjectCacheServer is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with this program. If not, see https://www.gnu.org/licenses/.
+*/
+
+using System;
+
+namespace VNLib.Data.Caching.ObjectCache.Server
+{
+ internal static class CacheConstants
+ {
+ /// <summary>
+ /// The default path for the VNCache well known endpoint (aka discovery endpoint)
+ /// </summary>
+ public const string DefaultWellKnownPath = "/.well-known/vncache";
+
+ /// <summary>
+ /// The maximum size of buffers for FBM messages sent between servers.
+ /// </summary>
+ public const int MaxSyncMessageSize = 12 * 1024;
+
+ /// <summary>
+ /// The maximum size of the change queue for the cache listener
+ /// </summary>
+ public const int CacheListenerChangeQueueSize = 10000;
+
+ /// <summary>
+ /// The time a client authorization token is valid for
+ /// </summary>
+ public static readonly TimeSpan ClientAuthTokenExpiration = TimeSpan.FromSeconds(30);
+
+ public static class LogScopes
+ {
+ /// <summary>
+ /// The log scope for the cache listener
+ /// </summary>
+ public const string BlobCacheListener = "CacheListener";
+
+ /// <summary>
+ /// The peer discovery log scope
+ /// </summary>
+ public const string PeerDiscovery = "DISC";
+
+ /// <summary>
+ /// The log scope for the replication FBM client debug log (if debugging is enabled)
+ /// </summary>
+ public const string ReplicationFbmDebug = "REPL-CLNT";
+
+ /// <summary>
+ /// The log scope for cache replication events
+ /// </summary>
+ public const string RepliactionManager = "REPL-MGR";
+
+ /// <summary>
+ /// The log scope for the cache listener change event queue
+ /// </summary>
+ public const string CacheListenerPubQueue = "QUEUE";
+
+ /// <summary>
+ /// The log scope for the cache connection websocket endpoint
+ /// </summary>
+ public const string ConnectionEndpoint = "CONEP";
+ }
+
+ public static class Delays
+ {
+ /// <summary>
+ /// The amount of startup delay before starting an initial peer discovery
+ /// </summary>
+ public static readonly TimeSpan InitialDiscovery = TimeSpan.FromSeconds(15);
+
+ /// <summary>
+ /// The amount of time to wait before retrying a failed resolve
+ /// of a well-known peers
+ /// </summary>
+ public static readonly TimeSpan WellKnownResolveFailed = TimeSpan.FromSeconds(20);
+
+ /// <summary>
+ /// The amount of time to wait when getting the value of a changed item from the cache
+ /// </summary>
+ /// <remarks>
+ /// When an item change was detected from another peer, the cache will wait this
+ /// amount of time to get the new value from the cache before timing out.
+ /// </remarks>
+ public static readonly TimeSpan CacheSyncGetItemTimeout = TimeSpan.FromSeconds(10);
+ }
+ }
+}