feat: archive bindings on Feishu lifecycle events

docs/para-26071100-feishu-setup.md

@@ -72,8 +72,10 @@ Educraft 机器人以应用身份调用上述 API，因此这些 scope 全部放
 
 1. 在“事件配置”中将订阅方式设为“使用长连接接收事件”。
 2. 添加事件“接收消息” `im.message.receive_v1`。
-3. 在“回调配置”中同样选择长连接。
-4. 添加回调“卡片回传交互” `card.action.trigger`，用于审批、运行中断和项目创建/绑定按钮。
+3. 添加事件“解散群” `im.chat.disbanded_v1`，用于立即归档该群的项目绑定。
+4. 添加事件“机器人被移出群” `im.chat.member.bot.deleted_v1`，用于立即归档该群的项目绑定。
+5. 在“回调配置”中同样选择长连接。
+6. 添加回调“卡片回传交互” `card.action.trigger`，用于审批、运行中断和项目创建/绑定按钮。
 
 ![长连接与消息事件配置](assets/feishu-setup/03-events.png)
 
@@ -174,7 +176,7 @@ App ID：cli_...
 App Secret：（通过安全渠道单独发送）
 应用已发布：是 / 否
 机器人能力已启用：是 / 否
-消息事件和卡片回调已配置：是 / 否
+消息事件（含解散群、机器人被移出群）和卡片回调已配置：是 / 否
 OAuth 重定向 URL 已配置：是 / 否
 
 【首位 OWNER】

hub/src/feishu/bindingLifecycle.ts

@@ -0,0 +1,101 @@
+import type { PrismaClient } from "@prisma/client";
+import {
+  requireActiveFeishuApplicationConnectionInTransaction,
+  scopedFeishuPrincipalId,
+} from "./identityNamespace.js";
+import { lockActiveOrganization } from "../org/status.js";
+
+export type FeishuBindingLifecycleReason = "chat_dissolved" | "bot_removed";
+
+/**
+ * Archive a project's active Feishu chat binding after Feishu has notified this
+ * bot that the chat dissolved or that the bot was removed. The event can be
+ * redelivered; only the first delivery changes state and writes an audit row.
+ */
+export async function archiveFeishuBindingForLifecycleEvent(
+  prisma: PrismaClient,
+  input: {
+    readonly chatId: string;
+    readonly eventId: string;
+    readonly reason: FeishuBindingLifecycleReason;
+  },
+): Promise<{ readonly archived: boolean; readonly projectId?: string | undefined }> {
+  const chatId = requireNonEmpty(input.chatId, "Feishu chat id");
+  const eventId = requireNonEmpty(input.eventId, "Feishu event id");
+  return prisma.$transaction(async (tx) => {
+    // Feishu WS delivery is at-least-once. Persist the receipt in the same
+    // transaction as the archive so a failed archive remains eligible for a
+    // retry, while an old redelivery cannot archive a later re-binding.
+    const receipt = await tx.feishuEventReceipt.createMany({
+      data: {
+        eventId,
+        eventType: lifecycleEventType(input.reason),
+      },
+      skipDuplicates: true,
+    });
+    if (receipt.count === 0) return { archived: false };
+
+    const binding = await tx.projectGroupBinding.findFirst({
+      where: { chatId, archivedAt: null },
+      select: { id: true, projectId: true, project: { select: { organizationId: true } } },
+    });
+    if (binding === null) return { archived: false };
+
+    await lockActiveOrganization(tx, binding.project.organizationId);
+    const connection = await tx.organizationFeishuApplicationConnection.findUnique({
+      where: { organizationId: binding.project.organizationId },
+      select: { id: true },
+    });
+    if (connection === null) {
+      throw new Error(`Feishu application connection not found for organization ${binding.project.organizationId}`);
+    }
+    const activeConnection = await requireActiveFeishuApplicationConnectionInTransaction(tx, connection.id);
+    if (activeConnection.organizationId !== binding.project.organizationId) {
+      throw new Error("Feishu application connection Organization scope mismatch");
+    }
+    const now = new Date();
+    const archived = await tx.projectGroupBinding.updateMany({
+      where: { id: binding.id, archivedAt: null },
+      data: { archivedAt: now },
+    });
+    if (archived.count === 0) return { archived: false };
+
+    await tx.permissionGrant.updateMany({
+      where: {
+        resourceType: "PROJECT",
+        resourceId: binding.projectId,
+        principalType: "FEISHU_CHAT",
+        // Bindings created before ADR-0024 used the raw chat id. Retire only
+        // that exact legacy principal alongside the current scoped principal.
+        principalId: {
+          in: [scopedFeishuPrincipalId("CHAT", connection.id, chatId), chatId],
+        },
+        revokedAt: null,
+      },
+      data: { revokedAt: now },
+    });
+    await tx.auditEntry.create({
+      data: {
+        organizationId: binding.project.organizationId,
+        projectId: binding.projectId,
+        action: "project.chat_binding_archived",
+        metadata: {
+          chatId,
+          reason: input.reason,
+          eventId,
+        },
+      },
+    });
+    return { archived: true, projectId: binding.projectId };
+  });
+}
+
+function lifecycleEventType(reason: FeishuBindingLifecycleReason): string {
+  return reason === "chat_dissolved" ? "im.chat.disbanded_v1" : "im.chat.member.bot.deleted_v1";
+}
+
+function requireNonEmpty(value: string, label: string): string {
+  const trimmed = value.trim();
+  if (trimmed === "") throw new Error(`${label} is required`);
+  return trimmed;
+}

hub/src/feishu/client.ts

@@ -106,6 +106,13 @@ export interface CardActionEvent {
   readonly token?: string;
 }
 
+/** A binding-ending Feishu event delivered to this application's bot. */
+export interface FeishuBindingLifecycleEvent {
+  readonly eventId: string;
+  readonly chatId: string;
+  readonly reason: "chat_dissolved" | "bot_removed";
+}
+
 interface ContactBasicUser {
   readonly name?: string | undefined;
   readonly i18n_name?: {
@@ -922,6 +929,7 @@ export async function startFeishuListenerWithClient(
   onMessage: (event: MessageReceiveEvent, rt: FeishuRuntime) => Promise<void>,
   onCardAction?: (event: CardActionEvent, rt: FeishuRuntime) => Promise<void>,
   onTerminalError?: (error: Error) => void,
+  onBindingLifecycle?: (event: FeishuBindingLifecycleEvent) => Promise<void>,
 ): Promise<FeishuRuntime> {
   let state: "STARTING" | "READY" | "FAILED" = "STARTING";
   let resolveReady!: () => void;
@@ -963,6 +971,14 @@ export async function startFeishuListenerWithClient(
         .catch((e) => { logger.error({ err: e }, "feishu card action handler threw"); });
     };
   }
+  if (onBindingLifecycle !== undefined) {
+    handlers["im.chat.disbanded_v1"] = async (data) => {
+      await dispatchBindingLifecycleEvent(data, "chat_dissolved", onBindingLifecycle, logger);
+    };
+    handlers["im.chat.member.bot.deleted_v1"] = async (data) => {
+      await dispatchBindingLifecycleEvent(data, "bot_removed", onBindingLifecycle, logger);
+    };
+  }
   await wsClient.start({ eventDispatcher: new lark.EventDispatcher({}).register(handlers) });
   let timeout: ReturnType<typeof setTimeout> | undefined;
   const startupTimeout = new Promise<never>((_resolve, reject) => {
@@ -977,6 +993,36 @@ export async function startFeishuListenerWithClient(
   return rt;
 }
 
+async function dispatchBindingLifecycleEvent(
+  data: unknown,
+  reason: FeishuBindingLifecycleEvent["reason"],
+  onBindingLifecycle: (event: FeishuBindingLifecycleEvent) => Promise<void>,
+  logger: FastifyBaseLogger,
+): Promise<void> {
+  const event = bindingLifecycleEventFrom(data, reason);
+  if (event === null) {
+    logger.warn({ reason }, "feishu binding lifecycle event missing chat id");
+    return;
+  }
+  await onBindingLifecycle(event);
+}
+
+function bindingLifecycleEventFrom(
+  data: unknown,
+  reason: FeishuBindingLifecycleEvent["reason"],
+): FeishuBindingLifecycleEvent | null {
+  if (typeof data !== "object" || data === null) return null;
+  const event = data as { readonly chat_id?: unknown; readonly event_id?: unknown; readonly header?: { readonly event_id?: unknown } };
+  if (typeof event.chat_id !== "string" || event.chat_id.trim() === "") return null;
+  const eventId = typeof event.event_id === "string" && event.event_id !== ""
+    ? event.event_id
+    : typeof event.header?.event_id === "string" && event.header.event_id !== ""
+      ? event.header.event_id
+      : undefined;
+  if (eventId === undefined) return null;
+  return { chatId: event.chat_id, reason, eventId };
+}
+
 export async function startFeishuListener(
   config: FeishuConfig,
   logger: FastifyBaseLogger,

hub/src/feishu/identityNamespace.ts

@@ -66,7 +66,7 @@ export async function upsertScopedFeishuIdentityInTransaction(
   const principalId = scopedFeishuPrincipalId("USER", connectionId, openId);
   const userId = deterministicFeishuUserId(connectionId, openId);
 
-  const connection = await lockActiveConnection(prisma, connectionId);
+  const connection = await requireActiveFeishuApplicationConnectionInTransaction(prisma, connectionId);
   if (input.expectedOrganizationId !== undefined &&
       input.expectedOrganizationId !== connection.organizationId) {
     throw new Error("Feishu identity Organization scope mismatch");
@@ -114,7 +114,7 @@ export async function resolveScopedFeishuIdentity(
   const connectionId = nonEmpty(input.connectionId, "Feishu connectionId");
   const openId = nonEmpty(input.openId, "Feishu openId");
   return prisma.$transaction(async (tx) => {
-    const connection = await lockActiveConnection(tx, connectionId);
+    const connection = await requireActiveFeishuApplicationConnectionInTransaction(tx, connectionId);
     if (input.expectedOrganizationId !== undefined &&
         input.expectedOrganizationId !== connection.organizationId) {
       throw new Error("Feishu identity Organization scope mismatch");
@@ -127,7 +127,12 @@ export async function resolveScopedFeishuIdentity(
   });
 }
 
-async function lockActiveConnection(
+/**
+ * Lock and prove that a Feishu application connection is currently usable.
+ * Callers handling provider-originated data use this before trusting a
+ * connection-scoped identifier.
+ */
+export async function requireActiveFeishuApplicationConnectionInTransaction(
   prisma: Prisma.TransactionClient,
   connectionId: string,
 ): Promise<{ readonly organizationId: string }> {

hub/src/hub.ts

@@ -2,6 +2,7 @@ import Fastify from "fastify";
 import { registerAdminPlugin } from "./admin/plugin.js";
 import { prisma } from "./db.js";
 import { createLarkClient, startFeishuListenerWithClient } from "./feishu/client.js";
+import { archiveFeishuBindingForLifecycleEvent } from "./feishu/bindingLifecycle.js";
 import { makeTriggerHandler } from "./feishu/trigger.js";
 import { removeAbandonedMessageResourceStages } from "./feishu/resourceStaging.js";
 import { triggerQueue } from "./feishu/triggerQueue.js";
@@ -177,6 +178,10 @@ export async function startHub(): Promise<void> {
         process.exitCode = 1;
         void app.close().catch((error) => app.log.error({ err: error }, "Hub close after Feishu failure failed"));
       },
+      async (event) => {
+        const result = await archiveFeishuBindingForLifecycleEvent(prisma, event);
+        app.log.info({ ...event, archived: result.archived, projectId: result.projectId }, "feishu binding lifecycle event handled");
+      },
     );
   } else {
     app.log.info("feishu listener disabled by HUB_FEISHU_LISTENER_ENABLED");

hub/test/integration/feishu-binding-lifecycle.test.ts

@@ -0,0 +1,176 @@
+import { afterAll, beforeEach, describe, expect, it } from "vitest";
+import { archiveFeishuBindingForLifecycleEvent } from "../../src/feishu/bindingLifecycle.js";
+import { scopedFeishuPrincipalId } from "../../src/feishu/identityNamespace.js";
+import { DEFAULT_ORG_ID, prisma, resetDb, seedProject } from "./helpers.js";
+
+const CONNECTION_ID = "feishu-connection-lifecycle";
+
+describe("Feishu binding lifecycle events", () => {
+  beforeEach(async () => {
+    await resetDb();
+  });
+
+  afterAll(async () => prisma.$disconnect());
+
+  it("archives a bound project and revokes its chat grant when the chat is dissolved", async () => {
+    await seedProject("project-dissolved", "chat-dissolved");
+    await seedFeishuConnection();
+    await prisma.permissionGrant.create({
+      data: {
+        resourceType: "PROJECT",
+        resourceId: "project-dissolved",
+        principalType: "FEISHU_CHAT",
+        principalId: scopedFeishuPrincipalId("CHAT", CONNECTION_ID, "chat-dissolved"),
+        role: "EDIT",
+      },
+    });
+    await prisma.permissionGrant.create({
+      data: {
+        resourceType: "PROJECT",
+        resourceId: "project-dissolved",
+        principalType: "FEISHU_CHAT",
+        principalId: "chat-dissolved",
+        role: "EDIT",
+      },
+    });
+    await prisma.permissionGrant.create({
+      data: {
+        resourceType: "PROJECT",
+        resourceId: "project-dissolved",
+        principalType: "FEISHU_CHAT",
+        principalId: scopedFeishuPrincipalId("CHAT", CONNECTION_ID, "chat-unrelated"),
+        role: "EDIT",
+      },
+    });
+
+    await expect(archiveFeishuBindingForLifecycleEvent(prisma, {
+      chatId: "chat-dissolved",
+      eventId: "event-dissolved",
+      reason: "chat_dissolved",
+    })).resolves.toEqual({ archived: true, projectId: "project-dissolved" });
+
+    await expect(prisma.projectGroupBinding.findFirst({
+      where: { chatId: "chat-dissolved" },
+      select: { archivedAt: true },
+    })).resolves.toMatchObject({ archivedAt: expect.any(Date) });
+    await expect(prisma.permissionGrant.findFirst({
+      where: {
+        resourceId: "project-dissolved",
+        principalId: scopedFeishuPrincipalId("CHAT", CONNECTION_ID, "chat-dissolved"),
+      },
+      select: { revokedAt: true },
+    })).resolves.toMatchObject({ revokedAt: expect.any(Date) });
+    await expect(prisma.permissionGrant.findFirst({
+      where: { resourceId: "project-dissolved", principalId: "chat-dissolved" },
+      select: { revokedAt: true },
+    })).resolves.toMatchObject({ revokedAt: expect.any(Date) });
+    await expect(prisma.permissionGrant.findFirst({
+      where: {
+        resourceId: "project-dissolved",
+        principalId: scopedFeishuPrincipalId("CHAT", CONNECTION_ID, "chat-unrelated"),
+      },
+      select: { revokedAt: true },
+    })).resolves.toEqual({ revokedAt: null });
+    await expect(prisma.auditEntry.findFirst({
+      where: { projectId: "project-dissolved", action: "project.chat_binding_archived" },
+      select: { organizationId: true, metadata: true },
+    })).resolves.toEqual({
+      organizationId: DEFAULT_ORG_ID,
+      metadata: { chatId: "chat-dissolved", eventId: "event-dissolved", reason: "chat_dissolved" },
+    });
+  });
+
+  it("is idempotent when Feishu redelivers a lifecycle event", async () => {
+    await seedProject("project-redelivery", "chat-redelivery");
+    await seedFeishuConnection();
+
+    await archiveFeishuBindingForLifecycleEvent(prisma, {
+      chatId: "chat-redelivery",
+      eventId: "event-redelivery",
+      reason: "bot_removed",
+    });
+    await expect(archiveFeishuBindingForLifecycleEvent(prisma, {
+      chatId: "chat-redelivery",
+      eventId: "event-redelivery",
+      reason: "bot_removed",
+    })).resolves.toEqual({ archived: false });
+
+    await expect(prisma.auditEntry.count({
+      where: { projectId: "project-redelivery", action: "project.chat_binding_archived" },
+    })).resolves.toBe(1);
+  });
+
+  it("does not archive a later binding when an old lifecycle event is redelivered", async () => {
+    await seedProject("project-original", "chat-rebound");
+    await prisma.project.create({
+      data: {
+        id: "project-rebound",
+        organizationId: DEFAULT_ORG_ID,
+        name: "Rebound project",
+        workspaceDir: "/tmp/test-project-rebound",
+      },
+    });
+    await seedFeishuConnection();
+
+    await archiveFeishuBindingForLifecycleEvent(prisma, {
+      chatId: "chat-rebound",
+      eventId: "event-before-rebind",
+      reason: "bot_removed",
+    });
+    await prisma.projectGroupBinding.create({
+      data: { projectId: "project-rebound", chatId: "chat-rebound" },
+    });
+
+    await expect(archiveFeishuBindingForLifecycleEvent(prisma, {
+      chatId: "chat-rebound",
+      eventId: "event-before-rebind",
+      reason: "bot_removed",
+    })).resolves.toEqual({ archived: false });
+    await expect(prisma.projectGroupBinding.findFirst({
+      where: { projectId: "project-rebound", archivedAt: null },
+      select: { id: true },
+    })).resolves.not.toBeNull();
+  });
+
+  it("leaves unrelated active bindings untouched", async () => {
+    await seedProject("project-kept", "chat-kept");
+
+    await expect(archiveFeishuBindingForLifecycleEvent(prisma, {
+      chatId: "chat-unknown",
+      eventId: "event-unknown",
+      reason: "chat_dissolved",
+    })).resolves.toEqual({ archived: false });
+
+    await expect(prisma.projectGroupBinding.findFirst({
+      where: { chatId: "chat-kept", archivedAt: null },
+      select: { id: true },
+    })).resolves.not.toBeNull();
+  });
+});
+
+async function seedFeishuConnection(): Promise<void> {
+  await prisma.organizationFeishuApplicationConnection.create({
+    data: {
+      id: CONNECTION_ID,
+      organizationId: DEFAULT_ORG_ID,
+      appIdentityFingerprint: "fingerprint-lifecycle",
+    },
+  });
+  await prisma.feishuApplicationCredentialVersion.create({
+    data: {
+      id: "feishu-secret-version-lifecycle",
+      connectionId: CONNECTION_ID,
+      version: 1,
+      keyId: "test-active",
+      envelope: { fixture: true },
+    },
+  });
+  await prisma.organizationFeishuApplicationConnection.update({
+    where: { id: CONNECTION_ID },
+    data: {
+      status: "ACTIVE",
+      activeSecretVersionId: "feishu-secret-version-lifecycle",
+      activatedAt: new Date(),
+    },
+  });
+}

hub/test/unit/feishu-card-action-ack.test.ts

@@ -1,6 +1,6 @@
 import { describe, expect, it, vi, beforeEach } from "vitest";
 import type { FastifyBaseLogger } from "fastify";
-import type { CardActionEvent, FeishuRuntime } from "../../src/feishu/client.js";
+import type { CardActionEvent, FeishuBindingLifecycleEvent, FeishuRuntime } from "../../src/feishu/client.js";
 import { startFeishuListenerWithClient } from "../../src/feishu/client.js";
 
 const larkMock = vi.hoisted(() => {
@@ -80,6 +80,57 @@ describe("Feishu card action callbacks", () => {
       expect(logger.error).toHaveBeenCalledWith({ err }, "feishu card action handler threw");
     });
   });
+
+  it("dispatches chat dissolution and bot-removal lifecycle events", async () => {
+    const onLifecycle = vi.fn(async (_event: FeishuBindingLifecycleEvent) => {});
+    await startFeishuListenerWithClient(
+      { appId: "app-id", appSecret: "app-secret", botOpenId: "bot-open-id" },
+      fakeClient(),
+      silentLogger(),
+      async () => {},
+      undefined,
+      undefined,
+      onLifecycle,
+    );
+
+    await lifecycleHandler("im.chat.disbanded_v1")({
+      event_id: "event-dissolved",
+      chat_id: "chat-dissolved",
+    });
+    await lifecycleHandler("im.chat.member.bot.deleted_v1")({
+      header: { event_id: "event-bot-removed" },
+      chat_id: "chat-bot-removed",
+    });
+
+    expect(onLifecycle).toHaveBeenNthCalledWith(1, {
+      eventId: "event-dissolved",
+      chatId: "chat-dissolved",
+      reason: "chat_dissolved",
+    });
+    expect(onLifecycle).toHaveBeenNthCalledWith(2, {
+      eventId: "event-bot-removed",
+      chatId: "chat-bot-removed",
+      reason: "bot_removed",
+    });
+  });
+
+  it("propagates lifecycle archival failures to the WS dispatcher", async () => {
+    const failure = new Error("archive failed");
+    await startFeishuListenerWithClient(
+      { appId: "app-id", appSecret: "app-secret", botOpenId: "bot-open-id" },
+      fakeClient(),
+      silentLogger(),
+      async () => {},
+      undefined,
+      undefined,
+      async () => { throw failure; },
+    );
+
+    await expect(lifecycleHandler("im.chat.disbanded_v1")({
+      event_id: "event-failure",
+      chat_id: "chat-failure",
+    })).rejects.toThrow(failure);
+  });
 });
 
 function cardActionHandler(): (data: unknown) => Promise<void> {
@@ -91,6 +142,15 @@ function cardActionHandler(): (data: unknown) => Promise<void> {
   return handler;
 }
 
+function lifecycleHandler(eventType: string): (data: unknown) => Promise<void> {
+  const start = larkMock.starts[0];
+  if (start === undefined) throw new Error("WSClient.start was not called");
+  const dispatcher = start.eventDispatcher as { readonly handlers?: Record<string, (data: unknown) => Promise<void>> };
+  const handler = dispatcher.handlers?.[eventType];
+  if (handler === undefined) throw new Error(`${eventType} handler was not registered`);
+  return handler;
+}
+
 function makeCardActionEvent(): CardActionEvent {
   return {
     operator: { open_id: "ou_user" },