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fix udp dispatcher

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Darien Raymond 2017-02-04 21:55:59 +01:00
parent 4812e66229
commit 9978cf07e6
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GPG Key ID: 7251FFA14BB18169
1 changed files with 10 additions and 11 deletions
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21
transport/internet/udp/dispatcher.go
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@ -15,57 +15,56 @@ type ResponseCallback func(payload *buf.Buffer)
type Dispatcher struct {
sync.RWMutex
conns map[string]ray.InboundRay
conns map[v2net.Destination]ray.InboundRay
dispatcher dispatcher.Interface
}
func NewDispatcher(dispatcher dispatcher.Interface) *Dispatcher {
return &Dispatcher{
conns: make(map[string]ray.InboundRay),
conns: make(map[v2net.Destination]ray.InboundRay),
dispatcher: dispatcher,
}
}
func (v *Dispatcher) RemoveRay(name string) {
func (v *Dispatcher) RemoveRay(dest v2net.Destination) {
v.Lock()
defer v.Unlock()
if conn, found := v.conns[name]; found {
if conn, found := v.conns[dest]; found {
conn.InboundInput().Close()
conn.InboundOutput().Close()
delete(v.conns, name)
delete(v.conns, dest)
}
}
func (v *Dispatcher) getInboundRay(ctx context.Context, dest v2net.Destination) (ray.InboundRay, bool) {
destString := dest.String()
v.Lock()
defer v.Unlock()
if entry, found := v.conns[destString]; found {
if entry, found := v.conns[dest]; found {
return entry, true
}
log.Info("UDP|Server: establishing new connection for ", dest)
inboundRay, _ := v.dispatcher.Dispatch(ctx, dest)
v.conns[dest] = inboundRay
return inboundRay, false
}
func (v *Dispatcher) Dispatch(ctx context.Context, destination v2net.Destination, payload *buf.Buffer, callback ResponseCallback) {
// TODO: Add user to destString
destString := destination.String()
log.Debug("UDP|Server: Dispatch request: ", destString)
log.Debug("UDP|Server: Dispatch request: ", destination)
inboundRay, existing := v.getInboundRay(ctx, destination)
outputStream := inboundRay.InboundInput()
if outputStream != nil {
if err := outputStream.Write(payload); err != nil {
v.RemoveRay(destString)
v.RemoveRay(destination)
}
}
if !existing {
go func() {
handleInput(inboundRay.InboundOutput(), callback)
v.RemoveRay(destString)
v.RemoveRay(destination)
}()
}
}