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cmd/cli: do not substitute MAC if empty

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Using IPv4 as hostname is enough to distinguish clients.
This commit is contained in:
Cuong Manh Le
2023-11-17 17:35:42 +07:00
committed by Cuong Manh Le
parent 564c9ef712
commit a2116e5eb5
1 changed files with 1 additions and 3 deletions
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4
cmd/cli/dns_proxy.go
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@@ -579,10 +579,8 @@ func (p *prog) getClientInfo(remoteIP string, msg *dns.Msg) *ctrld.ClientInfo {
}
// If MAC is still empty here, that mean the requests are made from virtual interface,
// like VPN/Wireguard clients, so we use whatever MAC address associated with remoteIP
// (most likely 127.0.0.1), and ci.IP as hostname, so we can distinguish those clients.
// like VPN/Wireguard clients, so we use ci.IP as hostname to distinguish those clients.
if ci.Mac == "" {
ci.Mac = p.ciTable.LookupMac(remoteIP)
if hostname := p.ciTable.LookupHostname(ci.IP, ""); hostname != "" {
ci.Hostname = hostname
} else {