diff --git a/pkg/resolvconf/resolvconf.go b/pkg/resolvconf/resolvconf.go index d7505e049a..f23cd61b07 100644 --- a/pkg/resolvconf/resolvconf.go +++ b/pkg/resolvconf/resolvconf.go @@ -221,9 +221,11 @@ func GetOptions(resolvConf []byte) []string { // dnsSearch, and an "options" entry for every element in dnsOptions. func Build(path string, dns, dnsSearch, dnsOptions []string) (*File, error) { content := bytes.NewBuffer(nil) - for _, search := range dnsSearch { - if _, err := content.WriteString("search " + search + "\n"); err != nil { - return nil, err + if len(dnsSearch) > 0 { + if searchString := strings.Join(dnsSearch, " "); strings.Trim(searchString, " ") != "." { + if _, err := content.WriteString("search " + searchString + "\n"); err != nil { + return nil, err + } } } for _, dns := range dns { diff --git a/test/system/500-networking.bats b/test/system/500-networking.bats index e54b8d26a6..9f70c1c6ca 100644 --- a/test/system/500-networking.bats +++ b/test/system/500-networking.bats @@ -597,7 +597,7 @@ load helpers searchIP="100.100.100.100" cat >$containersconf <