From 61d1b966ea128f176f19d26ac30affe387921240 Mon Sep 17 00:00:00 2001
From: bert hubert <bert.hubert@netherlabs.nl>
Date: Sat, 31 Oct 2015 19:26:25 +0100
Subject: [PATCH] teach dnsdist about uptime metric

---
 pdns/dnsdist-carbon.cc | 5 +++++
 pdns/dnsdist.hh        | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/pdns/dnsdist-carbon.cc b/pdns/dnsdist-carbon.cc
index e9fc295db..69ab9521a 100644
--- a/pdns/dnsdist-carbon.cc
+++ b/pdns/dnsdist-carbon.cc
@@ -10,6 +10,11 @@
 #include "dnsdist.hh"
 
 GlobalStateHolder<CarbonConfig> g_carbon;
+static time_t s_start=time(0);
+uint64_t uptimeOfProcess(const std::string& str)
+{
+  return time(0) - s_start;
+}
 
 void* carbonDumpThread()
 try
diff --git a/pdns/dnsdist.hh b/pdns/dnsdist.hh
index 09f8aefd9..c1e743745 100644
--- a/pdns/dnsdist.hh
+++ b/pdns/dnsdist.hh
@@ -11,6 +11,7 @@
 #include <thread>
 #include "sholder.hh"
 void* carbonDumpThread();
+uint64_t uptimeOfProcess(const std::string& str);
 struct DNSDistStats
 {
   using stat_t=std::atomic<uint64_t>; // aww yiss ;-)
@@ -43,6 +44,7 @@ struct DNSDistStats
     {"latency100-1000", &latency100_1000}, {"latency-slow", &latencySlow},
     {"latency-avg100", &latencyAvg100}, {"latency-avg1000", &latencyAvg1000}, 
     {"latency-avg10000", &latencyAvg10000}, {"latency-avg1000000", &latencyAvg1000000},
+    {"uptime", uptimeOfProcess},
     {"real-memory-usage", getRealMemoryUsage}
   };
 };
-- 
2.40.0