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Read number of workers and port from environment vars

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Peter Stockings
2025-07-26 12:40:08 +10:00
parent af1d9b0fb4
commit 30c73c5e01
1 changed files with 7 additions and 3 deletions
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10
deno_server.ts
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@@ -8,7 +8,9 @@ const States = Object.freeze({
// Create a pool of workers. // Create a pool of workers.
const workerPool: { worker: Worker; inUse: boolean }[] = []; const workerPool: { worker: Worker; inUse: boolean }[] = [];
const numWorkers = navigator.hardwareConcurrency; // Allow the number of workers to be configured via an environment variable.
const numWorkers =
parseInt(Deno.env.get("NUM_WORKERS") || "0") || navigator.hardwareConcurrency;
for (let i = 0; i < numWorkers; i++) { for (let i = 0; i < numWorkers; i++) {
const worker = new Worker(new URL("./worker.ts", import.meta.url).href, { const worker = new Worker(new URL("./worker.ts", import.meta.url).href, {
@@ -92,6 +94,8 @@ async function handler(req: Request): Promise<Response> {
} }
} }
console.log(`⚡ Deno server ready on :8000 with ${numWorkers} workers.`); const port = parseInt(Deno.env.get("PORT") || "8000");
await serve(handler, { port: 8000 }); console.log(`⚡ Deno server ready on :${port} with ${numWorkers} workers.`);
await serve(handler, { port });