Port node benchmark.

PiperOrigin-RevId: 323810235

1 files changed, 42 insertions, 0 deletions

diff --git a/images/benchmarks/node/index.js b/images/benchmarks/node/index.js
new file mode 100644
index 000000000..831015d18
--- /dev/null
+++ b/images/benchmarks/node/index.js
@@ -0,0 +1,42 @@
+const app = require('express')();
+const path = require('path');
+const redis = require('redis');
+const srs = require('secure-random-string');
+
+// The hostname is the first argument.
+const host_name = process.argv[2];
+
+var client = redis.createClient({host: host_name, detect_buffers: true});
+
+app.set('views', __dirname);
+app.set('view engine', 'hbs');
+
+app.get('/', (req, res) => {
+  var tmp = [];
+  /* Pull four random keys from the redis server. */
+  for (i = 0; i < 4; i++) {
+    client.get(Math.floor(Math.random() * (100)), function(err, reply) {
+      tmp.push(reply.toString());
+    });
+  }
+  res.render('index', {text: tmp});
+});
+
+/**
+ * Securely generate a random string.
+ * @param {number} len
+ * @return {string}
+ */
+function randomBody(len) {
+  return srs({alphanumeric: true, length: len});
+}
+
+/** Mutates one hundred keys randomly. */
+function generateText() {
+  for (i = 0; i < 100; i++) {
+    client.set(i, randomBody(1024));
+  }
+}
+
+generateText();
+app.listen(8080);