66 lines
1.8 KiB
C#
66 lines
1.8 KiB
C#
using System.Text.Json;
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using Fleet.Core;
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using Fleet.Rpc;
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namespace Fleet.Server;
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public sealed record EnrollmentContext(string? RemoteIp, JsonElement? ProductMeta);
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/// <summary>产品挂钩：节点注册成功之后调用。</summary>
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public interface IEnrollmentHook
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{
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ValueTask OnEnrolledAsync(NodeRecord node, EnrollmentContext context, CancellationToken ct);
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}
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public enum NodeEventKind
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{
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Online,
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Offline,
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Hello,
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Heartbeat,
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}
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public sealed record NodeEvent(NodeEventKind Kind, NodeRecord Node, long AtMs, HelloParams? Hello = null, JsonElement? Extra = null);
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public interface INodeEventSink
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{
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ValueTask OnEventAsync(NodeEvent nodeEvent, CancellationToken ct);
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}
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/// <summary>期望状态提供者：为每个节点计算期望状态的完整快照（天然幂等）。</summary>
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public interface IStateProvider
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{
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/// <summary>状态文档类型，例如 <c>task_set</c>。</summary>
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string Type { get; }
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ValueTask<StateDocument?> GetAsync(NodeRecord node, CancellationToken ct);
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/// <summary>节点应用之后回调，<c>rejected[]</c> 带结构化原因。</summary>
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ValueTask OnAppliedAsync(NodeRecord node, long version, StateSyncResult result, CancellationToken ct);
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}
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public sealed record StateDocument(long Version, JsonElement Doc);
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public enum InboxOutcome
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{
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Stored,
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Duplicate,
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Rejected,
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}
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/// <summary>收件箱：持久化之后才返回 Stored，框架随后才回复 ACK。</summary>
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public interface IInbox
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{
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byte Channel { get; }
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ValueTask<InboxOutcome> HandleAsync(NodeRecord node, Guid msgId, ReadOnlyMemory<byte> payload, CancellationToken ct);
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}
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/// <summary>通知 Fleet：某个节点的期望状态变了，需要重新计算并推送。</summary>
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public interface IStateNotifier
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{
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void NotifyChanged(NodeId node);
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void NotifyAllChanged();
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}
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