From f23c6c4d7e4a448400d6fb6dc48a0f5b936620dc Mon Sep 17 00:00:00 2001
From: jackpoz <giacomopoz@gmail.com>
Date: Mon, 31 Oct 2016 20:34:22 +0100
Subject: Shared/Metric: Initial support for tag value escaping

Fix #18175

(cherry picked from commit 189edc0f23a2935747eb5eb3555607f4edc15480)
---
 src/common/Metric/Metric.cpp | 2 +-
 src/common/Metric/Metric.h   | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/common/Metric/Metric.cpp b/src/common/Metric/Metric.cpp
index 9484cebcc72..cb6b3b1217b 100644
--- a/src/common/Metric/Metric.cpp
+++ b/src/common/Metric/Metric.cpp
@@ -22,7 +22,7 @@
 
 void Metric::Initialize(std::string const& realmName, boost::asio::io_service& ioService, std::function<void()> overallStatusLogger)
 {
-    _realmName = realmName;
+    _realmName = FormatInfluxDBTagValue(realmName);
     _batchTimer = Trinity::make_unique<boost::asio::deadline_timer>(ioService);
     _overallStatusTimer = Trinity::make_unique<boost::asio::deadline_timer>(ioService);
     _overallStatusLogger = overallStatusLogger;
diff --git a/src/common/Metric/Metric.h b/src/common/Metric/Metric.h
index 1855e1d0098..9230983da4d 100644
--- a/src/common/Metric/Metric.h
+++ b/src/common/Metric/Metric.h
@@ -79,6 +79,14 @@ private:
     static std::string FormatInfluxDBValue(double value) { return std::to_string(value); }
     static std::string FormatInfluxDBValue(float value) { return FormatInfluxDBValue(double(value)); }
 
+    static std::string FormatInfluxDBTagValue(std::string const& value)
+    {
+        // ToDo: should handle '=' and ',' characters too
+        return boost::replace_all_copy(value, " ", "\\ ");
+    }
+
+    // ToDo: should format TagKey and FieldKey too in the same way as TagValue
+
 public:
     static Metric* instance();
 
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