blob: ad8cd314fde28ccd90b643a7e6931e73057ae694 [file] [log] [blame]
/*
* Copyright 2019-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 remote
import (
"context"
"crypto/rand"
"strings"
"testing"
"time"
"github.com/golang/protobuf/ptypes"
any2 "github.com/golang/protobuf/ptypes/any"
cm "github.com/opencord/voltha-go/rw_core/mocks"
com "github.com/opencord/voltha-lib-go/v5/pkg/adapters/common"
"github.com/opencord/voltha-lib-go/v5/pkg/kafka"
"github.com/opencord/voltha-lib-go/v5/pkg/log"
mock_kafka "github.com/opencord/voltha-lib-go/v5/pkg/mocks/kafka"
ic "github.com/opencord/voltha-protos/v4/go/inter_container"
of "github.com/opencord/voltha-protos/v4/go/openflow_13"
"github.com/opencord/voltha-protos/v4/go/voltha"
"github.com/stretchr/testify/assert"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
const (
coreName = "rw_core"
adapterName = "adapter_mock"
coreInstanceID = "1000"
)
var (
coreKafkaICProxy kafka.InterContainerProxy
adapterKafkaICProxy kafka.InterContainerProxy
kc kafka.Client
adapterReqHandler *com.RequestHandlerProxy
adapter *cm.Adapter
)
func init() {
ctx := context.Background()
if _, err := log.SetDefaultLogger(log.JSON, 0, log.Fields{"instanceId": coreInstanceID}); err != nil {
logger.With(log.Fields{"error": err}).Fatal(ctx, "Cannot setup logging")
}
// Set the log level to Warning
log.SetAllLogLevel(log.WarnLevel)
var err error
// Create the KV client
kc = mock_kafka.NewKafkaClient()
// Setup core inter-container proxy and core request handler
coreKafkaICProxy = kafka.NewInterContainerProxy(
kafka.MsgClient(kc),
kafka.DefaultTopic(&kafka.Topic{Name: coreName}))
if err = coreKafkaICProxy.Start(ctx); err != nil {
logger.Fatalw(ctx, "Failure-starting-core-kafka-intercontainerProxy", log.Fields{"error": err})
}
if err = coreKafkaICProxy.SubscribeWithDefaultRequestHandler(ctx, kafka.Topic{Name: coreName}, 0); err != nil {
logger.Fatalw(ctx, "Failure-subscribing-core-request-handler", log.Fields{"error": err})
}
// Setup adapter inter-container proxy and adapter request handler
adapterCoreProxy := com.NewCoreProxy(ctx, nil, adapterName, coreName)
adapter = cm.NewAdapter(adapterCoreProxy)
adapterReqHandler = com.NewRequestHandlerProxy(coreInstanceID, adapter, adapterCoreProxy)
adapterKafkaICProxy = kafka.NewInterContainerProxy(
kafka.MsgClient(kc),
kafka.DefaultTopic(&kafka.Topic{Name: adapterName}),
kafka.RequestHandlerInterface(adapterReqHandler))
if err = adapterKafkaICProxy.Start(ctx); err != nil {
logger.Fatalw(ctx, "Failure-starting-adapter-kafka-intercontainerProxy", log.Fields{"error": err})
}
if err = adapterKafkaICProxy.SubscribeWithDefaultRequestHandler(ctx, kafka.Topic{Name: adapterName}, 0); err != nil {
logger.Fatalw(ctx, "Failure-subscribing-adapter-request-handler", log.Fields{"error": err})
}
}
func getRandomBytes(size int) (bytes []byte, err error) {
bytes = make([]byte, size)
_, err = rand.Read(bytes)
return
}
func TestCreateAdapterProxy(t *testing.T) {
ap := NewAdapterProxy(coreKafkaICProxy, coreName, mock_kafka.NewEndpointManager())
assert.NotNil(t, ap)
}
func waitForResponse(ctx context.Context, ch chan *kafka.RpcResponse) (*any2.Any, error) {
select {
case rpcResponse, ok := <-ch:
if !ok {
return nil, status.Error(codes.Aborted, "channel-closed")
} else if rpcResponse.Err != nil {
return nil, rpcResponse.Err
} else {
return rpcResponse.Reply, nil
}
case <-ctx.Done():
return nil, ctx.Err()
}
}
func testSimpleRequests(t *testing.T) {
type simpleRequest func(context.Context, *voltha.Device) (chan *kafka.RpcResponse, error)
ap := NewAdapterProxy(coreKafkaICProxy, coreName, mock_kafka.NewEndpointManager())
simpleRequests := []simpleRequest{
ap.AdoptDevice,
ap.DisableDevice,
ap.RebootDevice,
ap.DeleteDevice,
ap.ReconcileDevice,
ap.ReEnableDevice,
}
for _, f := range simpleRequests {
// Success
d := &voltha.Device{Id: "deviceId", Adapter: adapterName}
ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
rpcResponse, err := f(ctx, d)
assert.Nil(t, err)
_, err = waitForResponse(ctx, rpcResponse)
assert.Nil(t, err)
cancel()
// Failure - invalid adapter
expectedError := "context deadline exceeded"
d = &voltha.Device{Id: "deviceId", Adapter: "adapter_mock_1"}
ctx, cancel = context.WithTimeout(context.Background(), 20*time.Millisecond)
rpcResponse, err = f(ctx, d)
assert.Nil(t, err)
_, err = waitForResponse(ctx, rpcResponse)
cancel()
assert.NotNil(t, err)
assert.True(t, strings.Contains(err.Error(), expectedError))
// Failure - timeout
d = &voltha.Device{Id: "deviceId", Adapter: adapterName}
ctx, cancel = context.WithTimeout(context.Background(), 100*time.Nanosecond)
rpcResponse, err = f(ctx, d)
assert.Nil(t, err)
_, err = waitForResponse(ctx, rpcResponse)
cancel()
assert.NotNil(t, err)
assert.True(t, strings.Contains(err.Error(), expectedError))
}
}
func testGetSwitchCapabilityFromAdapter(t *testing.T) {
ap := NewAdapterProxy(coreKafkaICProxy, coreName, mock_kafka.NewEndpointManager())
d := &voltha.Device{Id: "deviceId", Adapter: adapterName}
ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
defer cancel()
rpcResponse, err := ap.GetOfpDeviceInfo(ctx, d)
assert.Nil(t, err)
response, err := waitForResponse(ctx, rpcResponse)
assert.Nil(t, err)
switchCap := &ic.SwitchCapability{}
err = ptypes.UnmarshalAny(response, switchCap)
assert.Nil(t, err)
assert.NotNil(t, switchCap)
expectedCap, _ := adapter.Get_ofp_device_info(ctx, d)
assert.Equal(t, switchCap.String(), expectedCap.String())
}
func testPacketOut(t *testing.T) {
ap := NewAdapterProxy(coreKafkaICProxy, coreName, mock_kafka.NewEndpointManager())
d := &voltha.Device{Id: "deviceId", Adapter: adapterName}
outPort := uint32(1)
packet, err := getRandomBytes(50)
assert.Nil(t, err)
ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
defer cancel()
rpcResponse, err := ap.PacketOut(ctx, adapterName, d.Id, outPort, &of.OfpPacketOut{Data: packet})
assert.Nil(t, err)
_, err = waitForResponse(ctx, rpcResponse)
assert.Nil(t, err)
}
func testFlowUpdates(t *testing.T) {
ap := NewAdapterProxy(coreKafkaICProxy, coreName, mock_kafka.NewEndpointManager())
d := &voltha.Device{Id: "deviceId", Adapter: adapterName}
_, err := ap.UpdateFlowsBulk(context.Background(), d, nil, nil, &voltha.FlowMetadata{})
assert.Nil(t, err)
flowChanges := &voltha.FlowChanges{ToAdd: &voltha.Flows{Items: nil}, ToRemove: &voltha.Flows{Items: nil}}
groupChanges := &voltha.FlowGroupChanges{ToAdd: &voltha.FlowGroups{Items: nil}, ToRemove: &voltha.FlowGroups{Items: nil}, ToUpdate: &voltha.FlowGroups{Items: nil}}
ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
defer cancel()
rpcResponse, err := ap.UpdateFlowsIncremental(ctx, d, flowChanges, groupChanges, &voltha.FlowMetadata{})
assert.Nil(t, err)
_, err = waitForResponse(ctx, rpcResponse)
assert.Nil(t, err)
}
func testPmUpdates(t *testing.T) {
ap := NewAdapterProxy(coreKafkaICProxy, coreName, mock_kafka.NewEndpointManager())
d := &voltha.Device{Id: "deviceId", Adapter: adapterName}
ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
defer cancel()
rpcResponse, err := ap.UpdatePmConfigs(ctx, d, &voltha.PmConfigs{})
assert.Nil(t, err)
_, err = waitForResponse(ctx, rpcResponse)
assert.Nil(t, err)
}
func TestSuiteAdapterProxy(t *testing.T) {
//1. Test the simple requests first
testSimpleRequests(t)
//2. Test get switch capability
testGetSwitchCapabilityFromAdapter(t)
//3. Test PacketOut
testPacketOut(t)
//4. Test flow updates
testFlowUpdates(t)
//5. Pm configs
testPmUpdates(t)
}