From c5a96a3e1163d25c24d15087ecfdb915293847be Mon Sep 17 00:00:00 2001
From: bert hubert <bert.hubert@netherlabs.nl>
Date: Thu, 9 Jul 2020 21:46:56 +0200
Subject: [PATCH] teach influxpusher that nullptr fields can be ignored - good
 to programatically not send out some data

---
 influxpush.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/influxpush.cc b/influxpush.cc
index c5c298c..ead9914 100644
--- a/influxpush.cc
+++ b/influxpush.cc
@@ -40,6 +40,8 @@ void InfluxPusher::addValueObserver(int src, string_view name, const initializer
   buffer+= " ";
   bool lefirst=true;
   for(const auto& v : values) {
+    if(!v.first) // trick to null out certain fields
+      continue;
     d_numvalues++;
     if(!lefirst) {
       buffer +=",";
@@ -102,6 +104,9 @@ void InfluxPusher::addValue(const vector<pair<string,var_t>>& tags, string_view
   buffer+= " ";
   bool lefirst=true;
   for(const auto& v : values) {
+    if(!v.first) // trick to null out certain fields
+      continue;
+
     d_numvalues++;
     if(!lefirst) {
       buffer +=",";