> Discover all available pages from the documentation index: https://mastra.zisheng.pro/zh-HK/llms.txt # Hono adapter `@mastra/hono` 套件提供 server adapter,讓 Mastra 可配合 [Hono](https://hono.dev) 運行。有關一般 adapter 概念(constructor 選項、初始化流程等),請參閱 [Server adapter](https://mastra.zisheng.pro/zh-HK/docs/server/server-adapters)。 ## 安裝 安裝 Hono adapter 及 Hono framework: **npm**: ```bash npm install @mastra/hono@latest hono ``` **pnpm**: ```bash pnpm add @mastra/hono@latest hono ``` **Yarn**: ```bash yarn add @mastra/hono@latest hono ``` **Bun**: ```bash bun add @mastra/hono@latest hono ``` ## 使用範例 ```typescript import { Hono } from 'hono' import { HonoBindings, HonoVariables, MastraServer } from '@mastra/hono' import { mastra } from './mastra' const app = new Hono<{ Bindings: HonoBindings; Variables: HonoVariables }>() const server = new MastraServer({ app, mastra }) await server.init() export default app ``` ## Constructor 參數 **app** (`Hono`): Hono app instance **mastra** (`Mastra`): Mastra instance **prefix** (`string`): Route 路徑前綴(例如 /api/v2) (Default: `''`) **openapiPath** (`string`): 提供 OpenAPI 規格的路徑(例如 /openapi.json) (Default: `''`) **bodyLimitOptions** (`{ maxSize: number, onError: (err) => unknown }`): Request body 大小限制 **streamOptions** (`{ redact?: boolean }`): Stream 遮蔽設定。設為 true 時,會從 stream 遮蔽敏感資料。 (Default: `{ redact: true }`) **customRouteAuthConfig** (`Map`): 各 route 的 auth 覆寫設定。Key 為 METHOD:PATH(例如 GET:/api/health)。值為 false 時 route 會公開,true 則需要 auth。 **tools** (`Record`): Server 可用的 Tool **taskStore** (`InMemoryTaskStore`): A2A(Agent-to-Agent)操作的 task store **mcpOptions** (`MCPOptions`): MCP transport 選項。對 Cloudflare Workers 或 Vercel Edge 等無狀態環境,請設定 serverless: true。 ## 新增自訂 route 直接將 route 新增至 Hono app: ```typescript import { Hono } from 'hono' import { HonoBindings, HonoVariables, MastraServer } from '@mastra/hono' const app = new Hono<{ Bindings: HonoBindings; Variables: HonoVariables }>() const server = new MastraServer({ app, mastra }) // Before init - runs before Mastra middleware app.get('/early-health', c => c.json({ status: 'ok' })) await server.init() // After init - has access to Mastra context app.get('/custom', c => { const mastraInstance = c.get('mastra') return c.json({ agents: Object.keys(mastraInstance.listAgents()) }) }) ``` > **提示:** 在 `init()` 前新增的 route 會在沒有 Mastra context 的情況下運行。如要存取 Mastra instance 及 request context,請在 `init()` 後新增 route。 如需 Mastra 管理的 auth,以及 `requiresAuth` 等 route metadata,建議使用 [`registerApiRoute()`](https://mastra.zisheng.pro/zh-HK/reference/server/register-api-route)。對於直接掛載到 `app` 的原始 Hono route,請使用 `createAuthMiddleware()`: ```typescript import { Hono } from 'hono' import { createAuthMiddleware, HonoBindings, HonoVariables, MastraServer } from '@mastra/hono' import { mastra } from './mastra' const app = new Hono<{ Bindings: HonoBindings; Variables: HonoVariables }>() const server = new MastraServer({ app, mastra }) await server.init() app.get('/custom/protected', createAuthMiddleware({ mastra }), c => { const user = c.get('requestContext').get('user') return c.json({ user }) }) app.get('/custom/public', createAuthMiddleware({ mastra, requiresAuth: false }), c => { return c.json({ ok: true }) }) ``` ## 存取 context 在 Hono middleware 及 route handler 中,透過 `c.get()` 存取 Mastra context: ```typescript app.get('/custom', async c => { const mastra = c.get('mastra') const requestContext = c.get('requestContext') const abortSignal = c.get('abortSignal') const agent = mastra.getAgent('myAgent') return c.json({ agent: agent.name }) }) ``` 可用的 context key: | Key | 說明 | | ----------------------- | ------------------- | | `mastra` | Mastra instance | | `requestContext` | Request context map | | `abortSignal` | Request 取消訊號 | | `tools` | 可用的 Tool | | `taskStore` | A2A 操作的 task store | | `customRouteAuthConfig` | 各 route 的 auth 覆寫設定 | | `user` | 已驗證的使用者(如已設定 auth) | ## 新增 middleware 在 `init()` 前或後新增 Hono middleware: ```typescript import { Hono } from 'hono' import { HonoBindings, HonoVariables, MastraServer } from '@mastra/hono' const app = new Hono<{ Bindings: HonoBindings; Variables: HonoVariables }>() // Middleware before init app.use('*', async (c, next) => { console.log(`${c.req.method} ${c.req.url}`) await next() }) const server = new MastraServer({ app, mastra }) await server.init() // Middleware after init has access to Mastra context app.use('*', async (c, next) => { const mastra = c.get('mastra') await next() }) ``` ## 手動初始化 如要自訂 middleware 順序,請分別呼叫各個 method,而非使用 `init()`。詳情請參閱[手動初始化](https://mastra.zisheng.pro/zh-HK/docs/server/server-adapters)。 ## 範例 - [Hono adapter](https://github.com/mastra-ai/mastra/tree/main/examples/server-hono-adapter):基本 Hono server 設定 ## 相關內容 - [Server adapter](https://mastra.zisheng.pro/zh-HK/docs/server/server-adapters):共用 adapter 概念 - [MastraServer 參考](https://mastra.zisheng.pro/zh-HK/reference/server/mastra-server):完整 API 參考 - [createRoute() 參考](https://mastra.zisheng.pro/zh-HK/reference/server/create-route):建立 type-safe 自訂 route