mirror of
https://gitcode.com/JianFeeeee/webui4frpc.git
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README: - 特性: per-forward 独立进程、NIC 负载采样、冲突检查、Del 键删除 - 认证: session-cookie 登录 + 三级角色 (superadmin/admin/viewer) - 审计: 4 个 CSV 导出端点说明 - 构建: dist 不再进 git (编译前需 cp -r) - 数据目录: 配置/日志路径改为 per-forward 键式 - 架构: 更新模块说明 (worker_key/session/audit) - API 表: 新增 login/logout + 审计导出 4 端点 - gofmt: store.go 注释对齐 docs/cluster-api.md: - §9 审计 CSV 导出: 四个端点用法、示例行、公式注入防御说明
434 lines
11 KiB
Markdown
434 lines
11 KiB
Markdown
# webui4frpc 集群管理 API
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所有接口前缀 `/api/manager`,使用 Basic Auth 认证(`-user` / `-password` 启动参数)。
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权限分级:
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- **read**:viewer + read-scope API key + admin 均可访问
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- **write**:write-scope API key + admin(启动参数的 Basic Auth 凭证解析为 admin)
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---
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## 1. 查看集群状态
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### `GET /cluster/ring`
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返回当前节点的令牌环快照(领导者、轮次、节点表、待办任务、拓扑、日志、本机 nodeKey)。
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**权限**:read
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**响应**:
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```json
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{
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"selfId": "node-a:7500",
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"leaderId": "node-a:7500",
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"cycle": 152,
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"lastSync": 1787141340,
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"roundDelayMs": 2000,
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"nodeKey": "ed67ca6b181b3cf2...",
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"nodes": [
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{
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"id": "node-a:7500",
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"addr": "node-a:7500",
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"isLeader": true,
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"alive": true,
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"load": { "memPct": 17.5, "netPct": 10, "forwards": 0 },
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"version": "0.1.0",
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"nodeKey": "ed67ca6b181b3cf2...",
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"lastSeen": 1787141340
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}
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],
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"pending": [],
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"topology": [
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{
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"id": "t1",
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"local": { "name": "web", "port": 8080 },
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"remote": { "name": "frps", "addr": "frps:7000" },
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"link": { "remotePort": 8080 },
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"owner": "node-b:7500",
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"active": true
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}
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],
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"log": [
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{ "seq": 1, "node": "node-a:7500", "kind": "leader.change", "detail": {"leader":"node-a:7500"}, "ts": 1787141300 }
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]
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}
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```
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**字段说明**:
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| 字段 | 说明 |
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| --- | --- |
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| `selfId` | 本节点 ID(`host:port`) |
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| `leaderId` | 当前 leader 节点 ID |
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| `cycle` | 令牌环当前轮次(每完成一圈 +1) |
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| `roundDelayMs` | 轮次延迟(毫秒),leader 每轮探测后更新 |
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| `nodeKey` | 本节点的准入密钥(新节点加入本节点时需提供此密钥) |
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| `nodes[]` | 环中所有节点(含离线的),按插入顺序排列(即环顺序) |
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| `nodes[].nodeKey` | 该节点的准入密钥(随令牌环交换,用于宕机重联) |
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| `pending[]` | 待摘取的转发任务 |
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| `topology[]` | 活跃转发拓扑(含 owner 归属) |
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| `log[]` | 集群事件日志(增量同步后的本地视图) |
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---
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## 2. 创建集群
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### `POST /cluster/create`
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将本节点重置为全新的独立 leader(单节点环)。生成准入密钥(nodeKey),其他节点可通过此密钥加入。
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**权限**:write
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**前置条件**:本节点不能是多人环成员(已是成员返回 409)。
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**请求体**:无
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**响应**:同 `GET /cluster/ring` 的快照
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**错误**:
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| 状态码 | 说明 |
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|---|---|
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| 409 | 已是多人环成员,需先脱离集群 |
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**示例**:
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```bash
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curl -X POST -u admin:admin123 http://localhost:7501/api/manager/cluster/create
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```
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---
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## 3. 加入集群(本节点发起)
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### `POST /cluster/join-ring`
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本节点作为新节点,向目标对端发起加入请求。对端验证密钥后将本节点插入环,返回完整环状态供本节点采纳。
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**权限**:write
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**前置条件**:本节点不能已是多人环成员(已是成员返回 409)。
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**请求体**:
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```json
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{
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"addr": "192.168.1.10:7500",
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"joinKey": "ed67ca6b181b3cf2..."
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}
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```
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| 字段 | 说明 |
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| --- | --- |
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| `addr` | 对端节点的真实可路由地址(IP:port 或域名:port) |
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| `joinKey` | 对端节点的 nodeKey(从对端的集群页或 `GET /cluster/ring` 获取) |
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**响应**:同 `GET /cluster/ring` 的快照
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**错误**:
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| 状态码 | 说明 |
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| --- | --- |
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| 400 | `addr` 或 `joinKey` 为空 |
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| 409 | 已是多人环成员 |
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| 502 | 对端不可达或加入失败(密钥错误返回 403、网络超时等) |
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**示例**:
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```bash
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curl -X POST -u admin:admin123 http://localhost:7502/api/manager/cluster/join-ring \
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-H 'Content-Type: application/json' \
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-d '{"addr":"192.168.1.10:7500","joinKey":"ed67ca6b181b3cf2..."}'
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```
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---
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## 4. 加入集群(对端接收)
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### `POST /cluster/join`
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**节点间内部接口**:新节点通过 `POST /cluster/join-ring` 间接调用此接口。也可直接调用(例如用 curl 模拟新节点加入)。
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接收新节点的加入请求,验证密钥后将新节点排在自己后面(成为自己的后继),返回环状态。
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**权限**:write
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**请求体**(`JoinInfo`):
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```json
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{
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"id": "node-b:7500",
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"addr": "node-b:7500",
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"version": "0.1.0",
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"cache": ["0.54.0"],
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"joinKey": "ed67ca6b181b3cf2..."
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}
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```
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**响应**:
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```json
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{
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"state": { /* 完整 State(环状态) */ }
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}
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```
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**错误**:
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| 状态码 | 说明 |
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| --- | --- |
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| 400 | JSON 解析失败 |
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| 403 | `joinKey` 为空或不匹配本节点的 nodeKey |
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---
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## 5. 提交转发任务
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### `POST /cluster/task`
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将一个转发任务附加到令牌,由负载最低的节点摘取并创建 frpc worker。
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**权限**:write
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**请求体**:
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```json
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{
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"local": { "name": "web", "port": 8080, "type": "tcp" },
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"remote": { "name": "frps", "addr": "frps:7000", "enabled": true },
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"link": { "remotePort": 8080, "localPort": 8080 }
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}
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```
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**响应**:
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```json
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{
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"task": {
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"id": "t1",
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"local": { "name": "web", "port": 8080, "type": "tcp" },
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"remote": { "name": "frps", "addr": "frps:7000" },
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"link": { "remotePort": 8080 },
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"created": 1787141340
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}
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}
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```
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任务随令牌环行,负载最低的节点摘取后:
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1. 持久化 local/remote/link 到本地 store
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2. 拉起 frpc worker
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3. 写入拓扑(`topology[].owner = 摘取节点`)
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4. 下一轮令牌全网收敛一致
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---
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## 6. 移除节点
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### `POST /cluster/node-remove`
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发布 `node.remove` 命令到令牌。令牌传递到被移除节点自身时,该节点执行自移除:
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1. 将自己负责的转发任务重新追加为待办
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2. 修改拓扑与转发链、移除自身
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3. 令牌传递给自身原本的下一家
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4. 脱离后清空本地集群视图(仅保留 localOnly 转发)
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**权限**:write
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**请求体**:
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```json
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{ "id": "node-c:7500" }
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```
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**响应**:
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```json
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{
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"task": {
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"id": "t2",
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"type": "node.remove",
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"created": 1787141345
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}
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}
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```
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被移除节点脱离集群后:
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- `nodeKey` 清空(不再有效)
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- `ClusterPeers` 清空(重启不自动重联)
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- 本地画布仅保留 localOnly 转发
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---
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## 7. 令牌中继 + 心跳
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### `POST /cluster/token`
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**节点间内部接口**:环上节点之间传递令牌 + leader 上邻居心跳探测。
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**权限**:write
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**两种模式**:
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#### 令牌传递(有 body)
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请求体为 `cluster.Token` JSON。本节点:
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1. `OnToken`:采纳令牌中的集群状态 → 运行命令 → 追加自身信息
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2. leader → `Send`(bump cycle + 转发);非 leader → `Forward`(转发)
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3. 异步转发,立即返回 200 + 更新后的 token
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**响应**:更新后的 `Token` JSON
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#### 心跳探测(空 body)
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leader 的上邻居每秒探测 leader 存活。空 body → 心跳。
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- leader 在线且为多人环 → `200 OK`
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- leader 已重启/脱离(standalone ≤1 节点)→ `409 Conflict`(上邻居感知 leader 已退出 → 晋升自身为新 leader + StartRing)
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**错误**:
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| 状态码 | 说明 |
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|---|---|
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| 409 | standalone 节点拒绝心跳(leader 已退出,触发 failover) |
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---
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## 8. 集群节点 + 二进制缓存
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### `GET /cluster/nodes`
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列出本节点及已注册的集群对端,含各自缓存的 frpc 版本。
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**权限**:read
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**响应**:
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```json
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{
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"nodes": [
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{ "addr": "node-a:7500", "version": "0.54.0", "cache": ["0.54.0", "0.53.0"] },
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{ "addr": "node-b:7500", "version": "0.54.0", "cache": [] }
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]
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}
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```
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### `GET /cluster/cache`
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查看本节点缓存的 frpc 版本详情。
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**权限**:read
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### `POST /cluster/cache`
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裁剪缓存,保留最新 N 个版本。
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**权限**:write(GET 为 read,POST 需 write)
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**请求体**:
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```json
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{ "keep": 3 }
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```
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---
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## 9. 日志
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### `GET /node/logs`
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返回本节点所有 frpc worker 的日志尾部。
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**权限**:read
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**响应**:
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```json
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{
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"node": "node-a:7500",
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"workers": [
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{ "name": "frps", "remote": "frps", "state": "running", "lines": "..." }
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]
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}
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```
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### `GET /cluster/logs/export`
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并行拉取所有 alive 节点的 worker 日志,聚合为 JSON 附件下载。不可达节点标记 `error` 但不中断。
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**权限**:read
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**响应**:`Content-Disposition: attachment; filename="worker-logs.json"`
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---
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## 宕机重联行为
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节点宕机重启时的自动重联逻辑(**非 API 接口,内部行为**):
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1. **读取缓存拓扑**:启动时从 `store.Settings.ClusterPeers` 读取上次令牌周期持久化的对端列表(`[{addr, key}, ...]`)
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2. **缓存优先于 `-peer`**:如有缓存拓扑,逐个尝试 rejoin(用对端的 key 认证);无缓存才用 `-peer` + `-join-key` 首次引导
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3. **重试**:每 10s 重试,5min 超时后回退 CreateCluster(standalone)
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4. **显式脱离不重联**:通过 `POST /cluster/node-remove` 脱离集群时清除 `ClusterPeers` → 重启后不自动重联
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---
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## 容错行为
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| 场景 | 检测机制 | 恢复动作 |
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| --- | --- | --- |
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| 非leader节点宕机 | `forwardToNext` 发送失败 → MarkOffline → OfflineReassign | 环跳过死亡节点,任务重挂为待办 |
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| leader 宕机(发送时) | `forwardToNext` 发送给 leader 失败 → MarkOffline | 上邻居晋升为新 leader + StartRing |
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| leader 宕机(收到令牌后) | `WatchLeader` 心跳失败/409 → MarkOffline | 上邻居晋升 + StartRing(兜底) |
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| leader 快速重启 | 心跳得到 409(standalone) | 上邻居晋升 + StartRing |
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| 令牌丢失 | `WatchTokenLoss` 超时(LossTimeout) | leader 重发令牌 |
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---
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## 9. 审计 CSV 导出(read 级)
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四个只读导出端点,供审计/合规场景下载证据表格。全部返回 `text/csv; charset=utf-8` + `Content-Disposition: attachment`,RFC4180 转义,ISO8601 UTC 时间戳。`= + @ - tab` 开头的单元格自动加 `'` 前缀防御表格软件公式注入。
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### `GET /audit/users.csv`
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账号清单(密码哈希永不导出)。
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```csv
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id,username,role,enabled,system,created_at,last_login_at
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1,jianf,admin,true,true,2026-08-23T03:18:03Z,2026-08-24T14:00:00Z
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```
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### `GET /audit/apikeys.csv`
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API Key 清单(仅展示前缀 `w4f_xxxxxxxx…`,明文不可逆)。
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```csv
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id,key_prefix,owner,label,scope,created_at,last_used_at,expires_at
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1,w4f_5hIp…,jianf,ci-key,read,2026-08-24T14:47:54Z,,
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```
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### `GET /audit/cluster-log.csv`
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本节点的令牌环操作日志时间线(转发创建/撤销、节点加入离开、leader 变更、任务认领)。`detail` 列为人读摘要,`data_json` 为无损原始载荷。
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```csv
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seq,time_utc,node,kind,detail,data_json
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1,2026-08-24T14:51:21Z,192.168.2.60:7500,node.join,"192.168.2.60:7500 @ 192.168.2.60:7500","{""addr"":""192.168.2.60:7500"",""node"":""192.168.2.60:7500""}"
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```
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### `GET /audit/worker-logs.csv`
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全环 fan-out 收集每节点 frpc worker 日志,**逐行展开**(一行 = 一条日志行),便于在表格软件中按 worker_state 过滤或按 remote 分组统计。不可达节点生成 `ERROR` 行。
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```csv
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node,worker_key,remote,worker_state,log_line
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192.168.2.30:7500,homeagent_device~aliyun-frps~9891,aliyun-frps,running,"564 [I] [client/control.go:168] [...] start proxy success"
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```
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> 注意:操作日志与 worker 日志均为内存/文件态,不持久化历史——审计建议定期拉取归档。
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