refactor(server): replace Bun serve with Hono node adapters (#18335)

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>
Co-authored-by: Luke Parker <10430890+Hona@users.noreply.github.com>
Co-authored-by: Adam <2363879+adamdotdevin@users.noreply.github.com>
Co-authored-by: Brendan Allan <git@brendonovich.dev>
This commit is contained in:
Dax
2026-04-06 13:24:55 -04:00
committed by GitHub
parent 4394e42615
commit 535343bf56
18 changed files with 364 additions and 152 deletions

View File

@@ -1,6 +1,7 @@
import { describeRoute, resolver, validator } from "hono-openapi"
import { Hono } from "hono"
import { proxy } from "hono/proxy"
import type { UpgradeWebSocket } from "hono/ws"
import z from "zod"
import { createHash } from "node:crypto"
import { Log } from "../util/log"
@@ -41,11 +42,11 @@ const DEFAULT_CSP =
const csp = (hash = "") =>
`default-src 'self'; script-src 'self' 'wasm-unsafe-eval'${hash ? ` 'sha256-${hash}'` : ""}; style-src 'self' 'unsafe-inline'; img-src 'self' data: https:; font-src 'self' data:; media-src 'self' data:; connect-src 'self' data:`
export const InstanceRoutes = (app?: Hono) =>
(app ?? new Hono())
export const InstanceRoutes = (upgrade: UpgradeWebSocket, app: Hono = new Hono()) =>
app
.onError(errorHandler(log))
.route("/project", ProjectRoutes())
.route("/pty", PtyRoutes())
.route("/pty", PtyRoutes(upgrade))
.route("/config", ConfigRoutes())
.route("/experimental", ExperimentalRoutes())
.route("/session", SessionRoutes())

View File

@@ -1,4 +1,5 @@
import type { MiddlewareHandler } from "hono"
import type { UpgradeWebSocket } from "hono/ws"
import { getAdaptor } from "@/control-plane/adaptors"
import { WorkspaceID } from "@/control-plane/schema"
import { Workspace } from "@/control-plane/workspace"
@@ -24,76 +25,78 @@ function local(method: string, path: string) {
return false
}
const routes = lazy(() => InstanceRoutes())
export function WorkspaceRouterMiddleware(upgrade: UpgradeWebSocket): MiddlewareHandler {
const routes = lazy(() => InstanceRoutes(upgrade))
export const WorkspaceRouterMiddleware: MiddlewareHandler = async (c) => {
const raw = c.req.query("directory") || c.req.header("x-opencode-directory") || process.cwd()
const directory = Filesystem.resolve(
(() => {
try {
return decodeURIComponent(raw)
} catch {
return raw
}
})(),
)
return async (c) => {
const raw = c.req.query("directory") || c.req.header("x-opencode-directory") || process.cwd()
const directory = Filesystem.resolve(
(() => {
try {
return decodeURIComponent(raw)
} catch {
return raw
}
})(),
)
const url = new URL(c.req.url)
const workspaceParam = url.searchParams.get("workspace")
const url = new URL(c.req.url)
const workspaceParam = url.searchParams.get("workspace")
// TODO: If session is being routed, force it to lookup the
// project/workspace
// TODO: If session is being routed, force it to lookup the
// project/workspace
// If no workspace is provided we use the "project" workspace
if (!workspaceParam) {
return Instance.provide({
directory,
init: InstanceBootstrap,
async fn() {
return routes().fetch(c.req.raw, c.env)
},
// If no workspace is provided we use the "project" workspace
if (!workspaceParam) {
return Instance.provide({
directory,
init: InstanceBootstrap,
async fn() {
return routes().fetch(c.req.raw, c.env)
},
})
}
const workspaceID = WorkspaceID.make(workspaceParam)
const workspace = await Workspace.get(workspaceID)
if (!workspace) {
return new Response(`Workspace not found: ${workspaceID}`, {
status: 500,
headers: {
"content-type": "text/plain; charset=utf-8",
},
})
}
// Handle local workspaces directly so we can pass env to `fetch`,
// necessary for websocket upgrades
if (workspace.type === "worktree") {
return Instance.provide({
directory: workspace.directory!,
init: InstanceBootstrap,
async fn() {
return routes().fetch(c.req.raw, c.env)
},
})
}
// Remote workspaces
if (local(c.req.method, url.pathname)) {
// No instance provided because we are serving cached data; there
// is no instance to work with
return routes().fetch(c.req.raw, c.env)
}
const adaptor = await getAdaptor(workspace.type)
const headers = new Headers(c.req.raw.headers)
headers.delete("x-opencode-workspace")
return adaptor.fetch(workspace, `${url.pathname}${url.search}`, {
method: c.req.method,
body: c.req.method === "GET" || c.req.method === "HEAD" ? undefined : await c.req.raw.arrayBuffer(),
signal: c.req.raw.signal,
headers,
})
}
const workspaceID = WorkspaceID.make(workspaceParam)
const workspace = await Workspace.get(workspaceID)
if (!workspace) {
return new Response(`Workspace not found: ${workspaceID}`, {
status: 500,
headers: {
"content-type": "text/plain; charset=utf-8",
},
})
}
// Handle local workspaces directly so we can pass env to `fetch`,
// necessary for websocket upgrades
if (workspace.type === "worktree") {
return Instance.provide({
directory: workspace.directory!,
init: InstanceBootstrap,
async fn() {
return routes().fetch(c.req.raw, c.env)
},
})
}
// Remote workspaces
if (local(c.req.method, url.pathname)) {
// No instance provided because we are serving cached data; there
// is no instance to work with
return routes().fetch(c.req.raw, c.env)
}
const adaptor = await getAdaptor(workspace.type)
const headers = new Headers(c.req.raw.headers)
headers.delete("x-opencode-workspace")
return adaptor.fetch(workspace, `${url.pathname}${url.search}`, {
method: c.req.method,
body: c.req.method === "GET" || c.req.method === "HEAD" ? undefined : await c.req.raw.arrayBuffer(),
signal: c.req.raw.signal,
headers,
})
}

View File

@@ -1,15 +1,14 @@
import { Hono } from "hono"
import { Hono, type MiddlewareHandler } from "hono"
import { describeRoute, validator, resolver } from "hono-openapi"
import { upgradeWebSocket } from "hono/bun"
import type { UpgradeWebSocket } from "hono/ws"
import z from "zod"
import { Pty } from "@/pty"
import { PtyID } from "@/pty/schema"
import { NotFoundError } from "../../storage/db"
import { errors } from "../error"
import { lazy } from "../../util/lazy"
export const PtyRoutes = lazy(() =>
new Hono()
export function PtyRoutes(upgradeWebSocket: UpgradeWebSocket) {
return new Hono()
.get(
"/",
describeRoute({
@@ -207,5 +206,5 @@ export const PtyRoutes = lazy(() =>
},
}
}),
),
)
)
}

View File

@@ -4,12 +4,14 @@ import { Hono } from "hono"
import { compress } from "hono/compress"
import { cors } from "hono/cors"
import { basicAuth } from "hono/basic-auth"
import type { UpgradeWebSocket } from "hono/ws"
import z from "zod"
import { Auth } from "../auth"
import { Flag } from "../flag/flag"
import { ProviderID } from "../provider/schema"
import { createAdaptorServer, type ServerType } from "@hono/node-server"
import { createNodeWebSocket } from "@hono/node-ws"
import { WorkspaceRouterMiddleware } from "./router"
import { websocket } from "hono/bun"
import { errors } from "./error"
import { GlobalRoutes } from "./routes/global"
import { MDNS } from "./mdns"
@@ -24,8 +26,14 @@ globalThis.AI_SDK_LOG_WARNINGS = false
initProjectors()
export namespace Server {
const log = Log.create({ service: "server" })
export type Listener = {
hostname: string
port: number
url: URL
stop: (close?: boolean) => Promise<void>
}
const log = Log.create({ service: "server" })
const zipped = compress()
const skipCompress = (path: string, method: string) => {
@@ -34,10 +42,9 @@ export namespace Server {
return false
}
export const Default = lazy(() => ControlPlaneRoutes())
export const Default = lazy(() => create({}).app)
export const ControlPlaneRoutes = (opts?: { cors?: string[] }): Hono => {
const app = new Hono()
export function ControlPlaneRoutes(upgrade: UpgradeWebSocket, app = new Hono(), opts?: { cors?: string[] }): Hono {
return app
.onError(errorHandler(log))
.use((c, next) => {
@@ -62,9 +69,7 @@ export namespace Server {
path: c.req.path,
})
await next()
if (!skip) {
timer.stop()
}
if (!skip) timer.stop()
})
.use(
cors({
@@ -81,15 +86,8 @@ export namespace Server {
)
return input
// *.opencode.ai (https only, adjust if needed)
if (/^https:\/\/([a-z0-9-]+\.)*opencode\.ai$/.test(input)) {
return input
}
if (opts?.cors?.includes(input)) {
return input
}
return
if (/^https:\/\/([a-z0-9-]+\.)*opencode\.ai$/.test(input)) return input
if (opts?.cors?.includes(input)) return input
},
}),
)
@@ -234,11 +232,20 @@ export namespace Server {
return c.json(true)
},
)
.use(WorkspaceRouterMiddleware)
.use(WorkspaceRouterMiddleware(upgrade))
}
function create(opts: { cors?: string[] }) {
const app = new Hono()
const ws = createNodeWebSocket({ app })
return {
app: ControlPlaneRoutes(ws.upgradeWebSocket, app, opts),
ws,
}
}
export function createApp(opts: { cors?: string[] }) {
return ControlPlaneRoutes(opts)
return create(opts).app
}
export async function openapi() {
@@ -246,8 +253,8 @@ export namespace Server {
// hono-openapi can see describeRoute metadata (`.route()` wraps
// handlers when the sub-app has a custom errorHandler, which
// strips the metadata symbol).
const app = ControlPlaneRoutes()
InstanceRoutes(app)
const { app, ws } = create({})
InstanceRoutes(ws.upgradeWebSocket, app)
const result = await generateSpecs(app, {
documentation: {
info: {
@@ -261,52 +268,86 @@ export namespace Server {
return result
}
/** @deprecated do not use this dumb shit */
export let url: URL
export function listen(opts: {
export async function listen(opts: {
port: number
hostname: string
mdns?: boolean
mdnsDomain?: string
cors?: string[]
}) {
url = new URL(`http://${opts.hostname}:${opts.port}`)
const app = ControlPlaneRoutes({ cors: opts.cors })
const args = {
hostname: opts.hostname,
idleTimeout: 0,
fetch: app.fetch,
websocket: websocket,
} as const
const tryServe = (port: number) => {
try {
return Bun.serve({ ...args, port })
} catch {
return undefined
}
}
const server = opts.port === 0 ? (tryServe(4096) ?? tryServe(0)) : tryServe(opts.port)
if (!server) throw new Error(`Failed to start server on port ${opts.port}`)
}): Promise<Listener> {
const built = create(opts)
const start = (port: number) =>
new Promise<ServerType>((resolve, reject) => {
const server = createAdaptorServer({ fetch: built.app.fetch })
built.ws.injectWebSocket(server)
const fail = (err: Error) => {
cleanup()
reject(err)
}
const ready = () => {
cleanup()
resolve(server)
}
const cleanup = () => {
server.off("error", fail)
server.off("listening", ready)
}
server.once("error", fail)
server.once("listening", ready)
server.listen(port, opts.hostname)
})
const shouldPublishMDNS =
const server = opts.port === 0 ? await start(4096).catch(() => start(0)) : await start(opts.port)
const addr = server.address()
if (!addr || typeof addr === "string") {
throw new Error(`Failed to resolve server address for port ${opts.port}`)
}
const next = new URL("http://localhost")
next.hostname = opts.hostname
next.port = String(addr.port)
url = next
const mdns =
opts.mdns &&
server.port &&
addr.port &&
opts.hostname !== "127.0.0.1" &&
opts.hostname !== "localhost" &&
opts.hostname !== "::1"
if (shouldPublishMDNS) {
MDNS.publish(server.port!, opts.mdnsDomain)
if (mdns) {
MDNS.publish(addr.port, opts.mdnsDomain)
} else if (opts.mdns) {
log.warn("mDNS enabled but hostname is loopback; skipping mDNS publish")
}
const originalStop = server.stop.bind(server)
server.stop = async (closeActiveConnections?: boolean) => {
if (shouldPublishMDNS) MDNS.unpublish()
return originalStop(closeActiveConnections)
let closing: Promise<void> | undefined
return {
hostname: opts.hostname,
port: addr.port,
url: next,
stop(close?: boolean) {
closing ??= new Promise((resolve, reject) => {
if (mdns) MDNS.unpublish()
server.close((err) => {
if (err) {
reject(err)
return
}
resolve()
})
if (close) {
if ("closeAllConnections" in server && typeof server.closeAllConnections === "function") {
server.closeAllConnections()
}
if ("closeIdleConnections" in server && typeof server.closeIdleConnections === "function") {
server.closeIdleConnections()
}
}
})
return closing
},
}
return server
}
}