import { Hono } from "npm:hono"; import { html } from "npm:hono/html"; import { sentryTunnel } from "./sentryTunnel"; const app = new Hono(); const SENTRY_KEY = Deno.env.get("SENTRY_KEY") as string; const SENTRY_HOST = Deno.env.get("SENTRY_HOST") as string; const SENTRY_PROJECT_ID = Deno.env.get("SENTRY_PROJECT_ID") as string; const jsEndpoint = "sentry.js"; app.get("/", c => c.html(html` Sentry Tracking Demo

🐞 Sentry Tracking Demo

`)); app.get(`/${jsEndpoint}`, c => { return new Response( `import * as Sentry from "https://esm.sh/@sentry/browser@8.40.0"; Sentry.init({ dsn: "https://${SENTRY_KEY}@${SENTRY_HOST}/${SENTRY_PROJECT_ID}", integrations: [], tunnel: "/tunnel", release: "1", tracesSampleRate: 1.0, debug: true, }); const msg = Sentry.captureMessage("this is another debug message", "debug"); console.log(msg) `, { headers: { "Content-Type": "application/javascript", }, }, ); }); app.post("/tunnel", async c => { const SENTRY_PROJECT_IDS = [SENTRY_PROJECT_ID]; try { const envelopeBytes = await c.req.arrayBuffer(); const envelope = new TextDecoder().decode(envelopeBytes); const piece = envelope.split("\n")[0]; const header = JSON.parse(piece); const dsn = new URL(header["dsn"]); const project_id = dsn.pathname?.replace("/", ""); if (dsn.hostname !== SENTRY_HOST) { throw new Error(`Invalid sentry hostname: ${dsn.hostname}`); } if (!project_id || !SENTRY_PROJECT_IDS.includes(project_id)) { throw new Error(`Invalid sentry project id: ${project_id}`); } const upstream_sentry_url = `https://${SENTRY_HOST}/api/${project_id}/envelope/`; const res = await fetch(upstream_sentry_url, { method: "POST", body: envelopeBytes, }); return Response.json({}, { status: 200 }); } catch (e) { console.error("error tunneling to sentry", e); return Response.json( { error: "error tunneling to sentry" }, { status: 500 }, ); } }); // app.post("/tunnel", async (c) => { // return await sentryTunnel({ request: c.req.raw, host: SENTRY_HOST, projectIds: [SENTRY_PROJECT_ID] }); // }); export default app.fetch;