initial add - go fmt on grpc
Change-Id: Ib0afadd2fe5571d1456a091f94f5644458f7d3f4
diff --git a/grpc/changeEvent.go b/grpc/changeEvent.go
new file mode 100644
index 0000000..275700d
--- /dev/null
+++ b/grpc/changeEvent.go
@@ -0,0 +1,89 @@
+/*
+ Copyright 2017 the original author or authors.
+
+ 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 grpc
+
+import (
+ "context"
+ "encoding/json"
+ "github.com/golang/protobuf/ptypes/empty"
+ "github.com/opencord/ofagent-go/openflow"
+ pb "github.com/opencord/voltha-protos/go/voltha"
+ ofp "github.com/skydive-project/goloxi/of13"
+ "google.golang.org/grpc"
+ "log"
+ "net"
+ "time"
+)
+
+func receiveChangeEvent(client pb.VolthaServiceClient) {
+ opt := grpc.EmptyCallOption{}
+ stream, err := client.ReceiveChangeEvents(context.Background(), &empty.Empty{}, opt)
+ if err != nil {
+ log.Fatalln("Unable to establish stream")
+ }
+ for {
+ changeEvent, err := stream.Recv()
+ if err != nil {
+ log.Printf("Error receiving change event %v", err)
+ }
+ js, _ := json.Marshal(changeEvent)
+
+ log.Printf("Received Change Event \n\n\n %s \n\n\n", js)
+ deviceId := changeEvent.GetId()
+ portStatus := changeEvent.GetPortStatus()
+ if portStatus == nil {
+ jsonMessage, _ := json.Marshal(changeEvent.GetEvent())
+ log.Printf("Received change event that was not port status %v", jsonMessage)
+ break
+ }
+ log.Println("???????????????????????????????????????????????????????????????????")
+ ofPortStatus := ofp.NewPortStatus()
+ ofPortStatus.SetXid(openflow.GetXid())
+ ofPortStatus.SetVersion(4)
+
+ ofReason := ofp.PortReason(portStatus.GetReason())
+ ofPortStatus.SetReason(ofReason)
+ ofDesc := ofp.NewPortDesc()
+
+ desc := portStatus.GetDesc()
+ ofDesc.SetAdvertised(ofp.PortFeatures(desc.GetAdvertised()))
+ ofDesc.SetConfig(ofp.PortConfig(0))
+ ofDesc.SetCurr(ofp.PortFeatures(desc.GetAdvertised()))
+ ofDesc.SetCurrSpeed(desc.GetCurrSpeed())
+ intArray := desc.GetHwAddr()
+ var octets []byte
+ for i := 0; i < len(intArray); i++ {
+ octets = append(octets, byte(intArray[i]))
+ }
+ addr := net.HardwareAddr(octets)
+ ofDesc.SetHwAddr(addr)
+ ofDesc.SetMaxSpeed(desc.GetMaxSpeed())
+ ofDesc.SetName(openflow.PadString(desc.GetName(), 16))
+ ofDesc.SetPeer(ofp.PortFeatures(desc.GetPeer()))
+ ofDesc.SetPortNo(ofp.Port(desc.GetPortNo()))
+ ofDesc.SetState(ofp.PortState(desc.GetState()))
+ ofDesc.SetSupported(ofp.PortFeatures(desc.GetSupported()))
+ ofPortStatus.SetDesc(*ofDesc)
+ var client = clientMap[deviceId]
+ if client == nil {
+ client = addClient(deviceId)
+
+ time.Sleep(2 * time.Second)
+ }
+ client.SendMessage(ofPortStatus)
+ }
+}