diff --git a/utils/socket.js b/utils/socket.js index 682e85e..1cda0f4 100644 --- a/utils/socket.js +++ b/utils/socket.js @@ -12,9 +12,9 @@ * - 令牌信息缓存：在连接时预加载令牌详细信息以提高性能 */ -import {Server} from "socket.io"; -import {PrismaClient} from "@prisma/client"; -import {onlineDevicesGauge} from "./metrics.js"; +import { Server } from "socket.io"; +import { PrismaClient } from "@prisma/client"; +import { onlineDevicesGauge } from "./metrics.js"; import DeviceDetector from "node-device-detector"; import ClientHints from "node-device-detector/client-hints.js"; @@ -96,14 +96,16 @@ function detectDeviceName(userAgent, headers = {}) { export function initSocket(server) { if (io) return io; - const allowOrigin = process.env.FRONTEND_URL || "*"; io = new Server(server, { cors: { - origin: allowOrigin, + origin: "*", methods: ["GET", "POST"], - credentials: true, + allowedHeaders: ["*"], + credentials: false }, + // 传输方式回退策略：优先使用WebSocket,回退到轮询 + transports: ["polling", "websocket"], }); io.on("connection", (socket) => { @@ -132,8 +134,8 @@ export function initSocket(server) { const token = payload?.token || payload?.apptoken; if (typeof token !== "string" || token.length === 0) return; const appInstall = await prisma.appInstall.findUnique({ - where: {token}, - include: {device: {select: {uuid: true}}}, + where: { token }, + include: { device: { select: { uuid: true } } }, }); const uuid = appInstall?.device?.uuid; if (uuid) { @@ -156,11 +158,11 @@ export function initSocket(server) { // 获取事件历史记录 socket.on("get-event-history", (data) => { try { - const {limit = 50, offset = 0} = data || {}; + const { limit = 50, offset = 0 } = data || {}; const uuids = Array.from(socket.data.deviceUuids || []); if (uuids.length === 0) { - socket.emit("event-history-error", {reason: "not_joined_any_device"}); + socket.emit("event-history-error", { reason: "not_joined_any_device" }); return; } @@ -182,7 +184,7 @@ export function initSocket(server) { } catch (err) { console.error("get-event-history error:", err); - socket.emit("event-history-error", {reason: "internal_error"}); + socket.emit("event-history-error", { reason: "internal_error" }); } }); @@ -191,35 +193,35 @@ export function initSocket(server) { try { // 验证数据结构 if (!data || typeof data !== "object") { - socket.emit("event-error", {reason: "invalid_data_format"}); + socket.emit("event-error", { reason: "invalid_data_format" }); return; } - const {type, content} = data; + const { type, content } = data; // 验证事件类型 if (typeof type !== "string" || type.trim().length === 0) { - socket.emit("event-error", {reason: "invalid_event_type"}); + socket.emit("event-error", { reason: "invalid_event_type" }); return; } // 验证内容格式（必须是对象或null） if (content !== null && (typeof content !== "object" || Array.isArray(content))) { - socket.emit("event-error", {reason: "content_must_be_object_or_null"}); + socket.emit("event-error", { reason: "content_must_be_object_or_null" }); return; } // 获取当前socket所在的设备房间 const uuids = Array.from(socket.data.deviceUuids || []); if (uuids.length === 0) { - socket.emit("event-error", {reason: "not_joined_any_device"}); + socket.emit("event-error", { reason: "not_joined_any_device" }); return; } // 检查只读权限 const tokenInfo = socket.data.tokenInfo; if (tokenInfo?.isReadOnly) { - socket.emit("event-error", {reason: "readonly_token_cannot_send_events"}); + socket.emit("event-error", { reason: "readonly_token_cannot_send_events" }); return; } @@ -227,7 +229,7 @@ export function initSocket(server) { const MAX_SIZE = 10240; // 10KB const serializedContent = JSON.stringify(content); if (serializedContent.length > MAX_SIZE) { - socket.emit("event-error", {reason: "content_too_large", maxSize: MAX_SIZE}); + socket.emit("event-error", { reason: "content_too_large", maxSize: MAX_SIZE }); return; } @@ -274,7 +276,7 @@ export function initSocket(server) { } catch (err) { console.error("send-event error:", err); - socket.emit("event-error", {reason: "internal_error"}); + socket.emit("event-error", { reason: "internal_error" }); } }); @@ -288,10 +290,10 @@ export function initSocket(server) { // 清理socket相关缓存 if (socket.data.currentToken) { - // 如果这是该token的最后一个连接，考虑清理缓存 + // 如果这是该token的最后一个连接,考虑清理缓存 const tokenSet = onlineTokens.get(socket.data.currentToken); if (!tokenSet || tokenSet.size === 0) { - // 可以选择保留缓存一段时间，这里暂时保留 + // 可以选择保留缓存一段时间,这里暂时保留 // tokenInfoCache.delete(socket.data.currentToken); } } @@ -320,7 +322,7 @@ function joinDeviceRoom(socket, uuid) { set.add(socket.id); onlineMap.set(uuid, set); // 可选：通知加入 - io.to(uuid).emit("device-joined", {uuid, connections: set.size}); + io.to(uuid).emit("device-joined", { uuid, connections: set.size }); } /** @@ -525,7 +527,7 @@ function cleanupDeviceCache(uuid) { export function getOnlineDevices() { const list = []; for (const [token, set] of onlineTokens.entries()) { - list.push({token, connections: set.size}); + list.push({ token, connections: set.size }); } // 默认按连接数降序 return list.sort((a, b) => b.connections - a.connections); @@ -549,7 +551,7 @@ export default { async function joinByToken(socket, token) { try { const appInstall = await prisma.appInstall.findUnique({ - where: {token}, + where: { token }, include: { device: { select: { @@ -606,10 +608,10 @@ async function joinByToken(socket, token) { } }); } else { - socket.emit("join-error", {by: "token", reason: "invalid_token"}); + socket.emit("join-error", { by: "token", reason: "invalid_token" }); } } catch (error) { console.error("joinByToken error:", error); - socket.emit("join-error", {by: "token", reason: "database_error"}); + socket.emit("join-error", { by: "token", reason: "database_error" }); } }