Limit container env table size to 20

weaveworks · May 10, 2016 · db91a52 · db91a52
1 parent 291c9af
commit db91a52
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/probe/docker/container.go b/probe/docker/container.go
@@ -373,12 +373,18 @@ func (c *container) metrics() report.Metrics {
 
 func (c *container) env() map[string]string {
 	result := map[string]string{}
+	// Truncate to a maximum of 20
+	count := 0
 	for _, value := range c.container.Config.Env {
+		if count > 20 {
+			break
+		}
 		v := strings.SplitN(value, "=", 2)
 		if len(v) != 2 {
 			continue
 		}
 		result[v[0]] = v[1]
+		count += 1
 	}
 	return result
 }