From f6e9e5620c0edb7bfbdb32fca54debd5ea5b366d Mon Sep 17 00:00:00 2001
From: Samuel Bodin <samuel.bodin@algolia.com>
Date: Mon, 19 Oct 2020 17:00:33 +0200
Subject: [PATCH] fix(node): reuse http agent across client (#1216)

---
 .../requester-node-http/src/createNodeHttpRequester.ts   | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/packages/requester-node-http/src/createNodeHttpRequester.ts b/packages/requester-node-http/src/createNodeHttpRequester.ts
index fa9b9c876..c6bb94c03 100644
--- a/packages/requester-node-http/src/createNodeHttpRequester.ts
+++ b/packages/requester-node-http/src/createNodeHttpRequester.ts
@@ -12,14 +12,17 @@ export type NodeHttpRequesterOptions = {
   httpsAgent?: https.Agent;
 };
 
+const agentOptions = { keepAlive: true };
+const defaultHttpAgent = new http.Agent(agentOptions);
+const defaultHttpsAgent = new https.Agent(agentOptions);
+
 export function createNodeHttpRequester({
   agent: userGlobalAgent,
   httpAgent: userHttpAgent,
   httpsAgent: userHttpsAgent,
 }: NodeHttpRequesterOptions = {}): Requester & Destroyable {
-  const agentOptions = { keepAlive: true };
-  const httpAgent = userHttpAgent || userGlobalAgent || new http.Agent(agentOptions);
-  const httpsAgent = userHttpsAgent || userGlobalAgent || new https.Agent(agentOptions);
+  const httpAgent = userHttpAgent || userGlobalAgent || defaultHttpAgent;
+  const httpsAgent = userHttpsAgent || userGlobalAgent || defaultHttpsAgent;
 
   return {
     send(request: Request): Readonly<Promise<Response>> {