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Allow configuring the local host for port forwarrding sessions #2

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Allow configuring the local host for port forwarrding sessions #2

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9 changes: 8 additions & 1 deletion src/sessionmanagerplugin/session/portsession/basicportforwarding.go
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Original file line number Diff line number Diff line change
Expand Up @@ -142,6 +142,7 @@ func (p *BasicPortForwarding) startLocalConn(log log.T) (err error) {

// startLocalListener starts a local listener to given address
func (p *BasicPortForwarding) startLocalListener(log log.T, portNumber string) (listener net.Listener, err error) {

var displayMessage string
switch p.portParameters.LocalConnectionType {
case "unix":
Expand All @@ -150,7 +151,13 @@ func (p *BasicPortForwarding) startLocalListener(log log.T, portNumber string) (
}
displayMessage = fmt.Sprintf("Unix socket %s opened for sessionId %s.", p.portParameters.LocalUnixSocket, p.sessionId)
default:
if listener, err = getNewListener("tcp", "localhost:"+portNumber); err != nil {
listenerHost := os.Getenv("SSM_PLUGIN_LOCAL_HOST")
if listenerHost == "" {
listenerHost = "localhost"
}
listenerAddress := net.JoinHostPort(listenerHost, portNumber)

if listener, err = getNewListener("tcp", listenerAddress); err != nil {
return
}
// get port number the TCP listener opened
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9 changes: 8 additions & 1 deletion src/sessionmanagerplugin/session/portsession/muxportforwarding.go
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Original file line number Diff line number Diff line change
Expand Up @@ -242,7 +242,14 @@ func (p *MuxPortForwarding) handleClientConnections(log log.T, ctx context.Conte
if p.portParameters.LocalPortNumber == "" {
localPortNumber = "0"
}
if listener, err = net.Listen("tcp", "localhost:"+localPortNumber); err != nil {

listenerHost := os.Getenv("SSM_PLUGIN_LOCAL_HOST")
if listenerHost == "" {
listenerHost = "localhost"
}
listenerAddress := net.JoinHostPort(listenerHost, localPortNumber)

if listener, err = net.Listen("tcp", listenerAddress); err != nil {
return err
}
p.portParameters.LocalPortNumber = strconv.Itoa(listener.Addr().(*net.TCPAddr).Port)
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