Sort collector names in startup logs (#857)

Signed-off-by: Brian Brazil <brian.brazil@robustperception.io>

1 files changed, 6 insertions, 0 deletions

diff --git a/node_exporter.go b/node_exporter.go
index b2884c3..79863b9 100644
--- a/node_exporter.go
+++ b/node_exporter.go
@@ -17,6 +17,7 @@ import (
         "fmt"
         "net/http"
         _ "net/http/pprof"
+        "sort"
 
         "github.com/prometheus/client_golang/prometheus"
         "github.com/prometheus/client_golang/prometheus/promhttp"
@@ -87,7 +88,12 @@ func main() {
                 log.Fatalf("Couldn't create collector: %s", err)
         }
         log.Infof("Enabled collectors:")
+        collectors := []string{}
         for n := range nc.Collectors {
+                collectors = append(collectors, n)
+        }
+        sort.Strings(collectors)
+        for _, n := range collectors {
                 log.Infof(" - %s", n)
         }