[GitHub] rawlinp closed pull request #3083: grovetccfg: use kernel host name if -host argument is not used on the command line.

[GitBox <gi...@apache.org>]

rawlinp closed pull request #3083: grovetccfg: use kernel host name if -host argument is not used on the command line.
URL: https://github.com/apache/trafficcontrol/pull/3083
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
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diff --git a/grove/grovetccfg/grovetccfg.go b/grove/grovetccfg/grovetccfg.go
index 20867eed9..60250ea68 100644
--- a/grove/grovetccfg/grovetccfg.go
+++ b/grove/grovetccfg/grovetccfg.go
@@ -188,8 +188,14 @@ func main() {
 	flag.Parse()
 
 	if host == nil || *host == "" {
-		fmt.Println(time.Now().Format(time.RFC3339Nano) + " Error, a 'host' is required, use '-host'")
-		os.Exit(1)
+		// if the host was not specified on the command line, get it from the kernel
+		h, err := os.Hostname()
+		if err != nil {
+			fmt.Println(time.Now().Format(time.RFC3339Nano) + err.Error() + " and 'host' is required, use '-host'")
+			os.Exit(1)
+		}
+		sl := strings.Split(h, ".")
+		*host = sl[0]
 	}
 
 	useCache := false


 

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