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Emit host val when set & server is specified as IP #459

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12 changes: 12 additions & 0 deletions cmd/check_cert/main.go
Original file line number Diff line number Diff line change
Expand Up @@ -251,6 +251,18 @@ func main() {
hostVal,
)

// We have a valid IP Address to use for opening the connection and a
// sysadmin-specified DNS Name value to use for a SNI-enabled
// certificate retrieval attempt.
case cfg.DNSName != "":
hostVal = cfg.DNSName
certChainSource = fmt.Sprintf(
"service running on %s at port %d using host value %q",
ipAddr,
cfg.Port,
hostVal,
)

// We have a resolved IP Address, but not a sysadmin-specified DNS
// Name value. We'll use the resolvable name/FQDN for a SNI-enabled
// certificate retrieval attempt.
Expand Down