blob: 00fbf5b2fc88f4af3339889896f9aafe559042ef [file] [log] [blame]
/*
* Copyright 2022-present Open Networking Foundation
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package vpagent
import (
"context"
"voltha-go-controller/log"
"google.golang.org/grpc"
)
func (vpa *VPAgent) streamPacketOut(ctx context.Context) {
logger.Debug(ctx, "packet-out-started")
// If we exit, assume disconnected
defer func() {
vpa.events <- vpaEventVolthaDisconnected
logger.Debug(ctx, "packet-out-finished")
}()
if vpa.volthaClient == nil {
logger.Fatal(ctx, "no-voltha-connection")
return
}
opt := grpc.EmptyCallOption{}
streamCtx, streamDone := context.WithCancel(context.Background())
outClient, err := vpa.volthaClient.Get().StreamPacketsOut(streamCtx, opt)
defer streamDone()
if err != nil {
logger.Errorw(ctx, "streamPacketOut Error creating packetout stream ", log.Fields{"error": err})
return
}
top:
for {
select {
case <-ctx.Done():
break top
case ofPacketOut := <-vpa.packetOutChannel:
logger.Debug(ctx, "streamPacketOut Receive PacketOut from Channel")
if err := outClient.Send(ofPacketOut); err != nil {
logger.Errorw(ctx, "packet-out-send-error",
log.Fields{"error": err.Error()})
break top
}
logger.Debug(ctx, "packet-out-send")
}
}
}