Update copyright years

[safcm/safcm.git] / cmd / safcm / config / hosts.go

diff --git a/cmd/safcm/config/hosts.go b/cmd/safcm/config/hosts.go
index b3c4a24c65b1119bcf0ba8c87c72f691670c3e3c..92c74d928c13370f01b71fbb4d30ea0b70b7f176 100644 (file)
--- a/cmd/safcm/config/hosts.go
+++ b/cmd/safcm/config/hosts.go
@@ -1,6 +1,6 @@
 // Config: parse hosts.yaml
 
-// Copyright (C) 2021  Simon Ruderich
+// Copyright (C) 2021-2023  Simon Ruderich
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -69,6 +69,10 @@ func LoadHosts() (*Hosts, error) {
                                errPrefix, GroupSpecialSeparator)
                }
 
+               if hostMap[x.Name] != nil {
+                       return nil, fmt.Errorf("%s host name already exists",
+                               errPrefix)
+               }
                hostMap[x.Name] = x
        }