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feat: support headplane compiled without ssh

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This commit is contained in:
Aarnav Tale
2025-10-19 15:29:13 -04:00
parent a68df033a2
commit 6eabfb7610
4 changed files with 85 additions and 47 deletions
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app/root.tsx
+4 -2
View File
@@ -8,6 +8,7 @@ import {
useNavigation,
} from 'react-router';
import '@fontsource-variable/inter';
import { ExternalScripts } from 'remix-utils/external-scripts';
import { ErrorPopup } from '~/components/Error';
import ProgressBar from '~/components/ProgressBar';
import ToastProvider from '~/components/ToastProvider';
@@ -38,16 +39,17 @@ export function Layout({ children }: { readonly children: React.ReactNode }) {
<html lang="en">
<head>
<meta charSet="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<meta content="width=device-width, initial-scale=1" name="viewport" />
<Meta />
<Links />
<link rel="icon" href="favicon.ico" />
<link href="favicon.ico" rel="icon" />
</head>
<body className="overscroll-none dark:bg-headplane-900 dark:text-headplane-50">
{children}
<ToastProvider queue={toastQueue} />
<ScrollRestoration />
<Scripts />
<ExternalScripts />
</body>
</html>
</LiveDataProvider>
app/routes/ssh/console.tsx
+75 -42
View File
@@ -1,4 +1,5 @@
/** biome-ignore-all lint/correctness/noNestedComponentDefinitions: Wtf? */
import { faker } from '@faker-js/faker';
import { eq } from 'drizzle-orm';
import { Loader2 } from 'lucide-react';
@@ -6,16 +7,17 @@ import { useEffect, useState } from 'react';
import {
ActionFunctionArgs,
data,
LinksFunction,
LoaderFunctionArgs,
ShouldRevalidateFunction,
useLoaderData,
useSubmit,
} from 'react-router';
import { ExternalScriptsHandle } from 'remix-utils/external-scripts';
import { LoadContext } from '~/server';
import { EphemeralNodeInsert, ephemeralNodes } from '~/server/db/schema';
import { Machine, PreAuthKey, User } from '~/types';
import { useLiveData } from '~/utils/live-data';
import '~/wasm_exec';
import UserPrompt from './user-prompt';
import XTerm from './xterm.client';
@@ -27,6 +29,19 @@ export async function loader({
request,
context,
}: LoaderFunctionArgs<LoadContext>) {
const origin = new URL(request.url).origin;
const assets = ['/wasm_exec.js', '/hp_ssh.wasm'];
const missing: string[] = [];
for (const file of assets) {
const res = await fetch(`${origin}${file}`, { method: 'HEAD' });
if (!res.ok) missing.push(file);
}
if (missing.length > 0) {
throw data('WebSSH is not configured in this build.', 405);
}
if (!context.agents?.agentID()) {
throw data(
'WebSSH is only available with the Headplane agent integration',
@@ -199,6 +214,26 @@ export async function action({
.where(eq(ephemeralNodes.auth_key, authKey));
}
export const links: LinksFunction = () => [
{
rel: 'preload',
href: '/hp_ssh.wasm',
as: 'fetch',
type: 'application/wasm',
crossOrigin: 'anonymous',
},
];
export const handle: ExternalScriptsHandle = {
scripts: [
{
src: '/wasm_exec.js',
crossOrigin: 'anonymous',
preload: true,
},
],
};
export default function Page() {
const submit = useSubmit();
const { pause } = useLiveData();
@@ -214,48 +249,46 @@ export default function Page() {
pause();
const go = new Go(); // Go is defined by wasm_exec.js
import('~/hp_ssh.wasm?url').then(({ default: url }) => {
WebAssembly.instantiateStreaming(fetch(url), go.importObject).then(
(value) => {
go.run(value.instance);
const handle = TsWasmNet(ipnDetails, {
NotifyState: (state) => {
console.log('State changed:', state);
if (state === 'Running') {
setIpn(handle);
}
},
NotifyNetMap: (netmap) => {
// Only set NodeKey if it is not already set and then
// also dispatch that to the backend to track the
// ephemeral node.
//
// We open an SSE connection to the backend
// so that when the connection is closed,
// the backend can delete the ephemeral node.
if (nodeKey === null) {
setNodeKey(netmap.NodeKey);
submit(
{
node_key: netmap.NodeKey,
auth_key: ipnDetails.PreAuthKey,
},
{ method: 'POST' },
);
}
},
NotifyBrowseToURL: (url) => {
console.log('Browse to URL:', url);
},
NotifyPanicRecover: (message) => {
console.error('Panic recover:', message);
},
});
handle.Start();
WebAssembly.instantiateStreaming(
fetch('/hp_ssh.wasm'),
go.importObject,
).then((value) => {
go.run(value.instance);
const handle = TsWasmNet(ipnDetails, {
NotifyState: (state) => {
console.log('State changed:', state);
if (state === 'Running') {
setIpn(handle);
}
},
);
NotifyNetMap: (netmap) => {
// Only set NodeKey if it is not already set and then
// also dispatch that to the backend to track the
// ephemeral node.
//
// We open an SSE connection to the backend
// so that when the connection is closed,
// the backend can delete the ephemeral node.
if (nodeKey === null) {
setNodeKey(netmap.NodeKey);
submit(
{
node_key: netmap.NodeKey,
auth_key: ipnDetails.PreAuthKey,
},
{ method: 'POST' },
);
}
},
NotifyBrowseToURL: (url) => {
console.log('Browse to URL:', url);
},
NotifyPanicRecover: (message) => {
console.error('Panic recover:', message);
},
});
handle.Start();
});
}, []);