anonfunc/LedD.GO
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added message size bytes

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This commit is contained in:
Giovanni Harting
2017-12-12 20:03:18 +01:00
parent 8e566394d9
commit 7a0358109a
1 changed files with 13 additions and 7 deletions
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20
ledd.go
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@@ -184,7 +184,7 @@ func (manager *BackendManager) start() {
log.Warningf("[%s] Failed to encode protobuf: %s", backend.niceName(), err)
}
backend.data <- data
backend.data <- prepareProtobuf(data)
case backend := <-manager.unregister:
if _, ok := manager.backends[backend.name]; ok {
log.Debugf("[%s] Backend %s removed: connection terminated", LOG_BACKEND, backend.socket.RemoteAddr())
@@ -236,12 +236,12 @@ func (manager *BackendManager) receive(backend *Backend) {
}
if length > 0 {
msgLen := binary.BigEndian.Uint32(message[0:3])
msgLen := binary.BigEndian.Uint32(message[0:4])
log.Debugf("[%s] Read %d bytes, first protobuf is %d long", backend.niceName(), length, msgLen)
backendMsg := &ledd.BackendWrapperMessage{}
err = proto.Unmarshal(message[4:msgLen], backendMsg)
err = proto.Unmarshal(message[4:msgLen+1], backendMsg)
if err != nil {
log.Warningf("[%s] Couldn't decode protobuf msg!", backend.niceName())
continue
@@ -313,12 +313,12 @@ func (manager *ClientManager) receive(client *Client) {
break
}
if length > 0 {
msgLen := binary.BigEndian.Uint32(message[0:3])
msgLen := binary.BigEndian.Uint32(message[0:4])
log.Debugf("[%s] Read %d bytes, first protobuf is %d long", client.socket.RemoteAddr(), length, msgLen)
clientMsg := &ledd.ClientWrapperMessage{}
err = proto.Unmarshal(message[4:msgLen], clientMsg)
err = proto.Unmarshal(message[4:msgLen+1], clientMsg)
if err != nil {
log.Warningf("[%s] Couldn't decode protobuf msg!", client.socket.RemoteAddr())
continue
@@ -341,7 +341,7 @@ func (manager *ClientManager) receive(client *Client) {
log.Errorf("[%s] Error encoding protobuf: %s", client.socket.RemoteAddr(), err)
}
client.data <- data
client.data <- prepareProtobuf(data)
case *ledd.ClientWrapperMessage_MAddLed:
backend, ok := backManager.backends[msg.MAddLed.Backend]
if !ok {
@@ -407,7 +407,13 @@ func (led *LED) setColor(color colorful.Color) {
log.Warningf("[%s] Failed to encode protobuf msg to %s: %s", led.name, backend.name, err)
}
backend.data <- data
backend.data <- prepareProtobuf(data)
}
func prepareProtobuf(data []byte) []byte {
size := make([]byte, 4)
binary.BigEndian.PutUint32(size, uint32(len(data)))
return append(size, data...)
}
// MAIN