fix: align api keepalive with gateway pool

2026-08-25 17:35:18 +08:00
parent 76e7c8c401
commit 394949f9f6
8 changed files with 64 additions and 1 deletions
@@ -0,0 +1,21 @@
+import type { Server } from 'node:http';
+
+const DEFAULT_KEEP_ALIVE_TIMEOUT_MS = 120_000;
+const DEFAULT_HEADERS_TIMEOUT_MS = 125_000;
+
+export function configureApiHttpServerTimeouts(
+  server: Pick<Server, 'keepAliveTimeout' | 'headersTimeout'>,
+  env: NodeJS.ProcessEnv,
+) {
+  const keepAliveTimeoutMs = positiveInteger(env.API_HTTP_KEEP_ALIVE_TIMEOUT_MS, DEFAULT_KEEP_ALIVE_TIMEOUT_MS);
+  const configuredHeadersTimeoutMs = positiveInteger(env.API_HTTP_HEADERS_TIMEOUT_MS, DEFAULT_HEADERS_TIMEOUT_MS);
+  const headersTimeoutMs = Math.max(configuredHeadersTimeoutMs, keepAliveTimeoutMs + 1_000);
+  server.keepAliveTimeout = keepAliveTimeoutMs;
+  server.headersTimeout = headersTimeoutMs;
+  return { keepAliveTimeoutMs, headersTimeoutMs };
+}
+
+function positiveInteger(value: string | undefined, fallback: number) {
+  const parsed = Number(value);
+  return Number.isInteger(parsed) && parsed > 0 ? parsed : fallback;
+}