From db8758cc3079e2fbd0d6622327a91420de1c36eb Mon Sep 17 00:00:00 2001
From: Marsell Kukuljevic <marsell_pk@yahoo.com>
Date: Sun, 11 Apr 2021 00:07:01 +0200
Subject: [PATCH] Attempt to fix 408 errors from the cueball connection pool.
 The pool now regularly pings cloudapi's /. Also (temporarily) silenced
 cueball noise.

---
 bin/server.js | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/bin/server.js b/bin/server.js
index 1dbdd37..75bd31b 100755
--- a/bin/server.js
+++ b/bin/server.js
@@ -110,6 +110,20 @@ function login(req, res, cb) {
 }
 
 
+// Logging function useful to silence bunyan-based logging systems
+function silentLogger() {
+    let stub = function () {};
+
+    return {
+        child: silentLogger,
+        warn:  stub,
+        trace: stub,
+        info:  stub,
+        debug: stub
+    }
+}
+
+
 // Start up HTTP server and pool of cloudapi clients.
 //
 // Read from config file, establish crypto singer needed for requests to
@@ -132,8 +146,11 @@ function main() {
     CLOUDAPI = mod_restify.createStringClient({
         url: CONFIG.urls.cloudapi,
         agent: new mod_cueball.HttpsAgent({
-            spares: 0,
-            maximum: 4,
+            log: silentLogger(), // temporary
+            spares: 2,
+            maximum: 5,
+            ping: '/',
+            pingInterval: 5000, // in ms
             recovery: {
                 default: {
                     timeout: 2000,