// Creates a new tunnel establisher.
func NewSSHTunnelEstablisher(registerInMode bool) *SSHTunnelEstablisher {
self := new(SSHTunnelEstablisher)
self.closables = []io.Closer{}
self.ciHostURL = nil
self.aliveTicker, self.aliveTickEvaluator = time.NewTicker(nodeSshTunnelAliveMonitoringInterval), time.NewTicker(nodeSshTunnelAliveMonitoringInterval)
self.expectedAliveTick, self.lastAliveTick = util.NewAtomicInt32(), util.NewAtomicInt32()
self.tunnelConnected = util.NewAtomicBoolean()
if registerInMode {
modes.RegisterModeListener(func(mode modes.ExecutableMode, nextStatus int32, config *util.Config) {
if !config.CITunnelSSHEnabled || config.CITunnelSSHAddress == "" || mode.Name() != "client" || !config.HasCIConnection() {
return
}
if nextStatus == modes.ModeStarting {
var err error
if self.ciHostURL, err = url.Parse(config.CIHostURI); err != nil {
util.GOut("ssh-tunnel", "ERROR: Failed parsing Jenkins URI. Cannot tunnel connections to Jenkins. Cause: %v", err)
return
}
self.setupSSHTunnel(config)
} else if nextStatus == modes.ModeStopped {
self.tearDownSSHTunnel(config)
}
})
}
return self
}
func NewServerMode() *ServerMode {
r := new(ServerMode)
r.status = util.NewAtomicInt32()
return r
}
