From e99e803867e6650ce85b4f4720892672385a862d Mon Sep 17 00:00:00 2001
From: Daniel Uber <djuber@gmail.com>
Date: Thu, 8 Jul 2021 09:16:02 -0500
Subject: [PATCH] Explicitly configure libhoney null client when no api key
 detected (#14154)

This configures the fallback behavior we're relying on in self-hosted
forems, and disables a warning that the fallback is happening.
---
 config/initializers/honeycomb.rb | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/config/initializers/honeycomb.rb b/config/initializers/honeycomb.rb
index d45960518..2f3f1ca92 100644
--- a/config/initializers/honeycomb.rb
+++ b/config/initializers/honeycomb.rb
@@ -20,6 +20,12 @@ else
 
   Honeycomb.configure do |config|
     config.write_key = honeycomb_api_key.presence
+
+    # libhoney client will automatically fall back to using a null transmission
+    # when no write key is provided, but it will log a warning (visible in a few places)
+    # explicitly override the client to disable the warning
+    config.client = Libhoney::NullClient.new unless config.write_key
+
     if ENV["HONEYCOMB_DISABLE_AUTOCONFIGURE"]
       config.dataset = "background-work"
     else