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push: accept FCM_SERVICE_ACCOUNT_B64 (base64 service-account key)

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Base64 is a single env-safe token, so the FCM service-account key can live in
.env without the quoting/interpolation hazards of inline JSON. Falls back to the
existing FCM_SERVICE_ACCOUNT (inline JSON or file path). No behavior change when
neither is set.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
Sravan
2026-09-18 00:04:31 +05:30
parent c013536e2b
commit ab6d8161ee
1 changed files with 8 additions and 1 deletions
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server/push.js
+8 -1
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@@ -30,7 +30,14 @@ if (webpush && PUBLIC && PRIVATE) {
// ---------------- FCM (Android), HTTP v1 ----------------
let fcmSA = null; // { client_email, private_key, project_id }
(function loadFcm() {
const raw = process.env.FCM_SERVICE_ACCOUNT;
// FCM_SERVICE_ACCOUNT = inline JSON or a file path. FCM_SERVICE_ACCOUNT_B64 = base64 of the JSON — the
// preferred way to put the service-account key in .env, since it's a single env-safe token (no quotes,
// spaces, or newlines to break env_file/compose interpolation).
let raw = process.env.FCM_SERVICE_ACCOUNT || '';
if (!raw && process.env.FCM_SERVICE_ACCOUNT_B64) {
try { raw = Buffer.from(process.env.FCM_SERVICE_ACCOUNT_B64, 'base64').toString('utf8'); }
catch (e) { console.warn('[push] FCM_SERVICE_ACCOUNT_B64 decode failed:', e.message); }
}
if (!raw) return;
try { fcmSA = JSON.parse(raw.trim().startsWith('{') ? raw : fs.readFileSync(raw, 'utf8')); }
catch (e) { console.warn('[push] FCM service account unreadable:', e.message); }