From 8b57c9c19af27ee5a3a4d4793fcdfab1d382c70d Mon Sep 17 00:00:00 2001
From: Patrick Fic <>
Date: Thu, 22 Sep 2022 10:06:05 -0700
Subject: [PATCH] IO-2060 Force no cache on LMS.

---
 package.json | 1 +
 server.ts    | 9 +++++++--
 yarn.lock    | 5 +++++
 3 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/package.json b/package.json
index 046cd71..cf850ef 100644
--- a/package.json
+++ b/package.json
@@ -27,6 +27,7 @@
     "jszip": "^3.10.0",
     "morgan": "^1.10.0",
     "multer": "^1.4.4",
+    "nocache": "^3.0.4",
     "response-time": "^2.3.2",
     "simple-thumbnail": "^1.6.5",
     "winston": "^3.7.2",
diff --git a/server.ts b/server.ts
index 1f8b087..016916b 100644
--- a/server.ts
+++ b/server.ts
@@ -15,7 +15,7 @@ import BillRequestValidator from "./bills/billRequestValidator";
 import cors from "cors";
 import helmet from "helmet";
 import responseTime from "response-time";
-
+import nocache from "nocache";
 import {
   BillsMediaUploadMulter,
   BillsUploadMedia,
@@ -107,6 +107,8 @@ if (process.env.NODE_ENV !== "production") {
 
 const app: Express = express();
 const port = process.env.PORT;
+app.set("etag", false);
+app.use(nocache());
 app.use(bodyParser.json({ limit: "1000mb" }));
 app.use(bodyParser.urlencoded({ limit: "1000mb", extended: true }));
 app.use(responseTime());
@@ -167,7 +169,10 @@ app.get(
 
 InitServer();
 app.use(FolderPaths.StaticPath, express.static(FolderPaths.Root, {}));
-app.use("/assets", express.static("./assets", {}));
+app.use(
+  "/assets",
+  express.static("./assets", { etag: false, maxAge: 30 * 1000 })
+);
 app.listen(port, () => {
   logger.info(`ImEX Media Server is running at http://localhost:${port}`);
 });
diff --git a/yarn.lock b/yarn.lock
index 78bae84..843903b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1497,6 +1497,11 @@ negotiator@0.6.3:
   resolved "https://registry.npmjs.org/negotiator/-/negotiator-0.6.3.tgz"
   integrity sha512-+EUsqGPLsM+j/zdChZjsnX51g4XrHFOIXwfnCVPGlQk/k5giakcKsuxCObBRu6DSm9opw/O6slWbJdghQM4bBg==
 
+nocache@^3.0.4:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/nocache/-/nocache-3.0.4.tgz#5b37a56ec6e09fc7d401dceaed2eab40c8bfdf79"
+  integrity sha512-WDD0bdg9mbq6F4mRxEYcPWwfA1vxd0mrvKOyxI7Xj/atfRHVeutzuWByG//jfm4uPzp0y4Kj051EORCBSQMycw==
+
 node-abi@^2.21.0:
   version "2.30.1"
   resolved "https://registry.npmjs.org/node-abi/-/node-abi-2.30.1.tgz"