Signal channel should have a buffer of 1. (#381)

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

diff --git a/main.go b/main.go
index 238ecd45d7fe5cf0fc07cfedac6eaa0f6b7cc071..58779fc28a046d3883439f06b8b6fe1c5d361d9c 100644 (file)
--- a/main.go
+++ b/main.go
@@ -227,7 +227,7 @@ func main() {
 
        level.Info(logger).Log("msg", "Loaded config file")
 
-       hup := make(chan os.Signal)
+       hup := make(chan os.Signal, 1)
        reloadCh := make(chan chan error)
        signal.Notify(hup, syscall.SIGHUP)
        go func() {