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Reduced timeout, added logs and fixed typo

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This commit is contained in:
Pourliver 2019-06-03 15:49:41 -04:00
commit 44c052af7b
1 changed files with 4 additions and 3 deletions
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7
modules/rdp_proxy/rdp_proxy_linux_amd64.go
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@ -127,7 +127,7 @@ func (mod *RdpProxy) verifyNLA(target string, payload []byte) (isNla bool, err e
if conn, err = net.Dial("tcp", target); err != nil {
return true, err
} else if err = conn.SetDeadline(time.Now().Add(5 * time.Second)); err != nil {
} else if err = conn.SetDeadline(time.Now().Add(2 * time.Second)); err != nil {
return true, err
}
@ -163,8 +163,10 @@ func (mod *RdpProxy) isNLAEnforced(target string) (nla bool, err error){
var nlaCheck2 bool
if nlaCheck1, err = mod.verifyNLA(target, rdpPayload); err != nil {
NewRdpProxyEvent("127.0.0.1", target, "Target unreachable or timeout during NLA validation. Will handle target as NLA.").Push()
return true, err
} else if nlaCheck2, err = mod.verifyNLA(target, tlsPayload); err != nil {
NewRdpProxyEvent("127.0.0.1", target, "Target unreachable or timeout during NLA validation. Will handle target as NLA.").Push()
return true, err
}
@ -263,7 +265,7 @@ func (mod *RdpProxy) configureFirewall(enable bool) (err error) {
"-j", "NFQUEUE", "--queue-num", fmt.Sprintf("%d", mod.queueNum), "--queue-bypass",
},
// This rule tries to fix an optimization bug in recent versions of iptables
// The bug : if no rules in the nat table tries to modify the current packet, skip the nable
// The bug : if no rules in the nat table tries to modify the current packet, skip the nat table
// The NFQueue doesn't count as a modification.
{ "-t", "nat", "-A", "BCAPRDP",
"-p", "tcp", "-m", "tcp", "-d", "127.0.0.1", "--dport", "3388",
@ -343,7 +345,6 @@ func (mod *RdpProxy) Configure() (err error) {
return
}
if mod.nlaMode == "RELAY" {
mod.Info("Mode RELAY is unimplemented yet, fallbacking to mode IGNORE.")
mod.nlaMode = "IGNORE"