func (plugin *BalancingPlugin) Stop() error {
var errors golib.MultiError
for _, server := range plugin.BackendServers {
if err := server.Client.Close(); err != nil {
errors = append(errors, fmt.Errorf("Error closing connection to %s: %v", server.Client, err))
}
}
return errors.NilOrError()
}
func (session *PluginSession) cleanupPlugins() error {
var errors golib.MultiError
for _, plugin := range session.Plugins {
if plugin != nil {
if err := plugin.Cleanup(); err != nil {
errors = append(errors, fmt.Errorf("Error stopping plugin session: %v", err))
}
}
}
return errors.NilOrError()
}
func (session *streamSession) Cleanup() {
var errors golib.MultiError
for _, p := range session.proxies() {
if p.Err != nil {
errors = append(errors, fmt.Errorf("Proxy %s error: %v", p, p.Err))
}
}
if !session.backend.Success() {
errors = append(errors, fmt.Errorf("%s", session.backend.StateString()))
}
session.CleanupErr = errors.NilOrError()
if session.proxy.StreamStoppedCallback != nil {
session.proxy.StreamStoppedCallback(session.backend, session.proxies())
}
}
func (client *Client) Close() error {
var err golib.MultiError
client.pausedCond.L.Lock()
defer client.pausedCond.L.Unlock()
err.Add(client.Client.Close())
client.resume(false)
err.Add(client.lastErr)
return err.NilOrError()
}
func (detector *HeartbeatFaultDetector) Close() error {
var err golib.MultiError
detector.Closed.Enable(func() {
delete(detector.server.detectors, detector.token)
// Notify remote server to stop sending heartbeats.
if detector.Online() {
err.Add(detector.client.ConfigureHeartbeat(detector.server.Server, 0, 0))
}
err.Add(detector.client.Close())
})
return err.NilOrError()
}
func (session *udpSession) Cleanup() {
var errors golib.MultiError
if session.udp.Err != nil {
errors.Add(fmt.Errorf("UDP proxy %v error: %v", session.udp, session.udp.Err))
}
if session.udp2 != nil && session.udp2.Err != nil {
errors.Add(fmt.Errorf("UDP proxy %v error: %v", session.udp2, session.udp2.Err))
}
session.CleanupErr = errors.NilOrError()
if session.proxy.ProxyStoppedCallback != nil {
session.proxy.ProxyStoppedCallback(session.udp)
if session.udp2 != nil {
session.proxy.ProxyStoppedCallback(session.udp2)
}
}
}
func (breaker *circuitBreaker) Close() error {
var err golib.MultiError
err.Add(breaker.client.Close())
err.Add(breaker.FaultDetector.Close())
return err.NilOrError()
}