Commit ccb9ba47 authored by Alberto Bertogli's avatar Alberto Bertogli

smtp: Remove --experimental__enable_sts flag

This patch removes the --experimental__enable_sts flag, making STS
checking the default.
parent 0ee7cb4c
......@@ -32,11 +32,6 @@ var (
// TODO: replace this with proper lookup interception once it is supported
// by Go.
netLookupMX = net.LookupMX
// Enable STS policy checking; this is an experimental flag and will be
// removed in the future, once this is made the default.
enableSTS = flag.Bool("experimental__enable_sts", false,
"enable STS policy checking; EXPERIMENTAL")
// Exported variables.
......@@ -232,9 +227,6 @@ retry:
func (s *SMTP) fetchSTSPolicy(tr *trace.Trace, domain string) *sts.Policy {
if !*enableSTS {
return nil
if s.STSCache == nil {
return nil
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