From 6e3f102fb2fb5d49dc73d8b124741930ac3adf5e Mon Sep 17 00:00:00 2001
From: Brian Gough <bjg@network-theory.co.uk>
Date: Wed, 22 Feb 2017 15:53:52 +0000
Subject: [PATCH] rate limit on sentry reporting

---
 libraries/logger/logging-manager.coffee | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/libraries/logger/logging-manager.coffee b/libraries/logger/logging-manager.coffee
index a915e07bca..33f3ce8c49 100644
--- a/libraries/logger/logging-manager.coffee
+++ b/libraries/logger/logging-manager.coffee
@@ -54,7 +54,13 @@ module.exports = Logger =
 		@logger.info.apply(@logger, arguments)
 	error: (attributes, message, args...)->
 		@logger.error(attributes, message, args...)
-		@captureException(attributes, message, "error") if @raven?
+		if @raven?
+			now = new Date()
+			rateLimited = (now - @lastErrorTimeStamp) < 30 * 1000
+			# only report one error every thirty seconds to avoid overload
+			if not rateLimited
+				@captureException(attributes, message, "error")
+				@lastErrorTimeStamp = now
 	err: () ->
 		@error.apply(this, arguments)
 	warn: ()->