Convert empty string into quotes when sending it to InfluxDB (#256)

AliceO2Group · Jul 20, 2021 · b18e9ca · b18e9ca
1 parent c0b6e00
commit b18e9ca
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -17,7 +17,7 @@ endif()
 
 # Define project
 project(Monitoring
-  VERSION 3.8.6
+  VERSION 3.8.7
   DESCRIPTION "O2 Monitoring library"
   LANGUAGES CXX
 )

diff --git a/src/Backends/InfluxDB.cxx b/src/Backends/InfluxDB.cxx
@@ -54,6 +54,9 @@ void InfluxDB::escape(std::string& escaped)
   boost::replace_all(escaped, ",", "\\,");
   boost::replace_all(escaped, "=", "\\=");
   boost::replace_all(escaped, " ", "\\ ");
+  if (escaped.empty()) {
+    escaped = R"("")";
+  }
 }
 
 void InfluxDB::send(std::vector<Metric>&& metrics)