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refactor

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This commit is contained in:
Darien Raymond 2017-04-12 23:55:59 +02:00
parent ad083989aa
commit c9f661f018
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GPG Key ID: 7251FFA14BB18169
2 changed files with 63 additions and 58 deletions
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118
app/proxyman/mux/mux.go
View File

@ -211,40 +211,43 @@ func (m *Client) fetchOutput() {
defer m.cancel()
reader := NewReader(m.inboundRay.InboundOutput())
L:
for {
meta, err := reader.ReadMetadata()
if err != nil {
log.Trace(newError("failed to read metadata").Base(err))
break
}
if meta.SessionStatus == SessionStatusKeepAlive {
if meta.Option.Has(OptionData) {
if err := drain(reader); err != nil {
log.Trace(newError("failed to read data").Base(err))
break
var drainData bool
switch meta.SessionStatus {
case SessionStatusKeepAlive:
drainData = true
case SessionStatusEnd:
if s, found := m.sessionManager.Get(meta.SessionID); found {
s.CloseDownlink()
s.output.Close()
}
drainData = true
case SessionStatusNew:
drainData = true
case SessionStatusKeep:
if !meta.Option.Has(OptionData) {
break
}
if s, found := m.sessionManager.Get(meta.SessionID); found {
if err := pipe(reader, s.output); err != nil {
log.Trace(newError("failed to pipe data").Base(err))
break L
}
}
continue
}
s, found := m.sessionManager.Get(meta.SessionID)
if found && meta.SessionStatus == SessionStatusEnd {
s.CloseDownlink()
s.output.Close()
}
if !meta.Option.Has(OptionData) {
continue
}
if found {
err = pipe(reader, s.output)
} else {
err = drain(reader)
}
if err != nil {
log.Trace(newError("failed to read data").Base(err))
break
if drainData && meta.Option.Has(OptionData) {
if err := drain(reader); err != nil {
log.Trace(newError("failed to drain data").Base(err))
break
}
}
}
}
@ -300,6 +303,7 @@ func handle(ctx context.Context, s *Session, output buf.Writer) {
func (w *ServerWorker) run(ctx context.Context) {
input := w.outboundRay.OutboundInput()
reader := NewReader(input)
L:
for {
select {
case <-ctx.Done():
@ -313,30 +317,25 @@ func (w *ServerWorker) run(ctx context.Context) {
return
}
if meta.SessionStatus == SessionStatusKeepAlive {
if meta.Option.Has(OptionData) {
if err := drain(reader); err != nil {
log.Trace(newError("failed to read data").Base(err))
break
}
var drainData bool
switch meta.SessionStatus {
case SessionStatusKeepAlive:
drainData = true
case SessionStatusEnd:
if s, found := w.sessionManager.Get(meta.SessionID); found {
s.CloseUplink()
s.output.Close()
}
continue
}
s, found := w.sessionManager.Get(meta.SessionID)
if found && meta.SessionStatus == SessionStatusEnd {
s.CloseUplink()
s.output.Close()
}
if meta.SessionStatus == SessionStatusNew {
drainData = true
case SessionStatusNew:
log.Trace(newError("received request for ", meta.Target))
inboundRay, err := w.dispatcher.Dispatch(ctx, meta.Target)
if err != nil {
log.Trace(newError("failed to dispatch request.").Base(err))
continue
drainData = true
break
}
s = &Session{
s := &Session{
input: inboundRay.InboundOutput(),
output: inboundRay.InboundInput(),
parent: w.sessionManager,
@ -344,21 +343,30 @@ func (w *ServerWorker) run(ctx context.Context) {
}
w.sessionManager.Add(s)
go handle(ctx, s, w.outboundRay.OutboundOutput())
if !meta.Option.Has(OptionData) {
break
}
if err := pipe(reader, s.output); err != nil {
log.Trace(newError("failed to read data").Base(err))
break L
}
case SessionStatusKeep:
if !meta.Option.Has(OptionData) {
break
}
if s, found := w.sessionManager.Get(meta.SessionID); found {
if err := pipe(reader, s.output); err != nil {
log.Trace(newError("failed to read data").Base(err))
break L
}
}
}
if !meta.Option.Has(OptionData) {
continue
}
if s != nil {
err = pipe(reader, s.output)
} else {
err = drain(reader)
}
if err != nil {
log.Trace(newError("failed to read data").Base(err))
break
if meta.Option.Has(OptionData) && drainData {
if err := drain(reader); err != nil {
log.Trace(newError("failed to drain data").Base(err))
break
}
}
}
}

3
app/proxyman/mux/status.go
View File

@ -1,3 +0,0 @@
package mux
type statusHandler func(meta *FrameMetadata) error