[VOL-4183] Multi UNI
voltha-lib-go version changed
Unused constant removed
Before sending trap flows to OLT device, rw-core sets the correct meterId to flow.
Change-Id: Id16afc685161dee560b62cc6c045c44f0bc4a427
diff --git a/vendor/github.com/opencord/voltha-lib-go/v5/pkg/kafka/kafka_inter_container_library.go b/vendor/github.com/opencord/voltha-lib-go/v5/pkg/kafka/kafka_inter_container_library.go
new file mode 100644
index 0000000..b149e7d
--- /dev/null
+++ b/vendor/github.com/opencord/voltha-lib-go/v5/pkg/kafka/kafka_inter_container_library.go
@@ -0,0 +1,1085 @@
+/*
+ * Copyright 2018-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 kafka
+
+import (
+ "context"
+ "encoding/json"
+ "errors"
+ "fmt"
+ "google.golang.org/grpc/codes"
+ "google.golang.org/grpc/status"
+ "reflect"
+ "strings"
+ "sync"
+ "time"
+
+ "github.com/golang/protobuf/proto"
+ "github.com/golang/protobuf/ptypes"
+ "github.com/golang/protobuf/ptypes/any"
+ "github.com/google/uuid"
+ "github.com/opencord/voltha-lib-go/v5/pkg/log"
+ ic "github.com/opencord/voltha-protos/v4/go/inter_container"
+ "github.com/opentracing/opentracing-go"
+)
+
+const (
+ DefaultMaxRetries = 3
+ DefaultRequestTimeout = 60000 // 60000 milliseconds - to handle a wider latency range
+)
+
+const (
+ TransactionKey = "transactionID"
+ FromTopic = "fromTopic"
+)
+
+var ErrorTransactionNotAcquired = errors.New("transaction-not-acquired")
+var ErrorTransactionInvalidId = errors.New("transaction-invalid-id")
+
+// requestHandlerChannel represents an interface associated with a channel. Whenever, an event is
+// obtained from that channel, this interface is invoked. This is used to handle
+// async requests into the Core via the kafka messaging bus
+type requestHandlerChannel struct {
+ requesthandlerInterface interface{}
+ ch <-chan *ic.InterContainerMessage
+}
+
+// transactionChannel represents a combination of a topic and a channel onto which a response received
+// on the kafka bus will be sent to
+type transactionChannel struct {
+ topic *Topic
+ ch chan *ic.InterContainerMessage
+}
+
+type InterContainerProxy interface {
+ Start(ctx context.Context) error
+ Stop(ctx context.Context)
+ GetDefaultTopic() *Topic
+ InvokeRPC(ctx context.Context, rpc string, toTopic *Topic, replyToTopic *Topic, waitForResponse bool, key string, kvArgs ...*KVArg) (bool, *any.Any)
+ InvokeAsyncRPC(ctx context.Context, rpc string, toTopic *Topic, replyToTopic *Topic, waitForResponse bool, key string, kvArgs ...*KVArg) chan *RpcResponse
+ SubscribeWithRequestHandlerInterface(ctx context.Context, topic Topic, handler interface{}) error
+ SubscribeWithDefaultRequestHandler(ctx context.Context, topic Topic, initialOffset int64) error
+ UnSubscribeFromRequestHandler(ctx context.Context, topic Topic) error
+ DeleteTopic(ctx context.Context, topic Topic) error
+ EnableLivenessChannel(ctx context.Context, enable bool) chan bool
+ SendLiveness(ctx context.Context) error
+}
+
+// interContainerProxy represents the messaging proxy
+type interContainerProxy struct {
+ kafkaAddress string
+ defaultTopic *Topic
+ defaultRequestHandlerInterface interface{}
+ kafkaClient Client
+ doneCh chan struct{}
+ doneOnce sync.Once
+
+ // This map is used to map a topic to an interface and channel. When a request is received
+ // on that channel (registered to the topic) then that interface is invoked.
+ topicToRequestHandlerChannelMap map[string]*requestHandlerChannel
+ lockTopicRequestHandlerChannelMap sync.RWMutex
+
+ // This map is used to map a channel to a response topic. This channel handles all responses on that
+ // channel for that topic and forward them to the appropriate consumers channel, using the
+ // transactionIdToChannelMap.
+ topicToResponseChannelMap map[string]<-chan *ic.InterContainerMessage
+ lockTopicResponseChannelMap sync.RWMutex
+
+ // This map is used to map a transaction to a consumers channel. This is used whenever a request has been
+ // sent out and we are waiting for a response.
+ transactionIdToChannelMap map[string]*transactionChannel
+ lockTransactionIdToChannelMap sync.RWMutex
+}
+
+type InterContainerProxyOption func(*interContainerProxy)
+
+func InterContainerAddress(address string) InterContainerProxyOption {
+ return func(args *interContainerProxy) {
+ args.kafkaAddress = address
+ }
+}
+
+func DefaultTopic(topic *Topic) InterContainerProxyOption {
+ return func(args *interContainerProxy) {
+ args.defaultTopic = topic
+ }
+}
+
+func RequestHandlerInterface(handler interface{}) InterContainerProxyOption {
+ return func(args *interContainerProxy) {
+ args.defaultRequestHandlerInterface = handler
+ }
+}
+
+func MsgClient(client Client) InterContainerProxyOption {
+ return func(args *interContainerProxy) {
+ args.kafkaClient = client
+ }
+}
+
+func newInterContainerProxy(opts ...InterContainerProxyOption) *interContainerProxy {
+ proxy := &interContainerProxy{
+ kafkaAddress: DefaultKafkaAddress,
+ doneCh: make(chan struct{}),
+ }
+
+ for _, option := range opts {
+ option(proxy)
+ }
+
+ return proxy
+}
+
+func NewInterContainerProxy(opts ...InterContainerProxyOption) InterContainerProxy {
+ return newInterContainerProxy(opts...)
+}
+
+func (kp *interContainerProxy) Start(ctx context.Context) error {
+ logger.Info(ctx, "Starting-Proxy")
+
+ // Kafka MsgClient should already have been created. If not, output fatal error
+ if kp.kafkaClient == nil {
+ logger.Fatal(ctx, "kafka-client-not-set")
+ }
+
+ // Start the kafka client
+ if err := kp.kafkaClient.Start(ctx); err != nil {
+ logger.Errorw(ctx, "Cannot-create-kafka-proxy", log.Fields{"error": err})
+ return err
+ }
+
+ // Create the topic to response channel map
+ kp.topicToResponseChannelMap = make(map[string]<-chan *ic.InterContainerMessage)
+ //
+ // Create the transactionId to Channel Map
+ kp.transactionIdToChannelMap = make(map[string]*transactionChannel)
+
+ // Create the topic to request channel map
+ kp.topicToRequestHandlerChannelMap = make(map[string]*requestHandlerChannel)
+
+ return nil
+}
+
+func (kp *interContainerProxy) Stop(ctx context.Context) {
+ logger.Info(ctx, "stopping-intercontainer-proxy")
+ kp.doneOnce.Do(func() { close(kp.doneCh) })
+ // TODO : Perform cleanup
+ kp.kafkaClient.Stop(ctx)
+ err := kp.deleteAllTopicRequestHandlerChannelMap(ctx)
+ if err != nil {
+ logger.Errorw(ctx, "failed-delete-all-topic-request-handler-channel-map", log.Fields{"error": err})
+ }
+ err = kp.deleteAllTopicResponseChannelMap(ctx)
+ if err != nil {
+ logger.Errorw(ctx, "failed-delete-all-topic-response-channel-map", log.Fields{"error": err})
+ }
+ kp.deleteAllTransactionIdToChannelMap(ctx)
+}
+
+func (kp *interContainerProxy) GetDefaultTopic() *Topic {
+ return kp.defaultTopic
+}
+
+// InvokeAsyncRPC is used to make an RPC request asynchronously
+func (kp *interContainerProxy) InvokeAsyncRPC(ctx context.Context, rpc string, toTopic *Topic, replyToTopic *Topic,
+ waitForResponse bool, key string, kvArgs ...*KVArg) chan *RpcResponse {
+
+ logger.Debugw(ctx, "InvokeAsyncRPC", log.Fields{"rpc": rpc, "key": key})
+
+ spanArg, span, ctx := kp.embedSpanAsArg(ctx, rpc, !waitForResponse)
+ if spanArg != nil {
+ kvArgs = append(kvArgs, &spanArg[0])
+ }
+ defer span.Finish()
+
+ // If a replyToTopic is provided then we use it, otherwise just use the default toTopic. The replyToTopic is
+ // typically the device ID.
+ responseTopic := replyToTopic
+ if responseTopic == nil {
+ responseTopic = kp.GetDefaultTopic()
+ }
+
+ chnl := make(chan *RpcResponse)
+
+ go func() {
+
+ // once we're done,
+ // close the response channel
+ defer close(chnl)
+
+ var err error
+ var protoRequest *ic.InterContainerMessage
+
+ // Encode the request
+ protoRequest, err = encodeRequest(ctx, rpc, toTopic, responseTopic, key, kvArgs...)
+ if err != nil {
+ logger.Warnw(ctx, "cannot-format-request", log.Fields{"rpc": rpc, "error": err})
+ log.MarkSpanError(ctx, errors.New("cannot-format-request"))
+ chnl <- NewResponse(RpcFormattingError, err, nil)
+ return
+ }
+
+ // Subscribe for response, if needed, before sending request
+ var ch <-chan *ic.InterContainerMessage
+ if ch, err = kp.subscribeForResponse(ctx, *responseTopic, protoRequest.Header.Id); err != nil {
+ logger.Errorw(ctx, "failed-to-subscribe-for-response", log.Fields{"error": err, "toTopic": toTopic.Name})
+ log.MarkSpanError(ctx, errors.New("failed-to-subscribe-for-response"))
+ chnl <- NewResponse(RpcTransportError, err, nil)
+ return
+ }
+
+ // Send request - if the topic is formatted with a device Id then we will send the request using a
+ // specific key, hence ensuring a single partition is used to publish the request. This ensures that the
+ // subscriber on that topic will receive the request in the order it was sent. The key used is the deviceId.
+ logger.Debugw(ctx, "sending-msg", log.Fields{"rpc": rpc, "toTopic": toTopic, "replyTopic": responseTopic, "key": key, "xId": protoRequest.Header.Id})
+
+ // if the message is not sent on kafka publish an event an close the channel
+ if err = kp.kafkaClient.Send(ctx, protoRequest, toTopic, key); err != nil {
+ chnl <- NewResponse(RpcTransportError, err, nil)
+ return
+ }
+
+ // if the client is not waiting for a response send the ack and close the channel
+ chnl <- NewResponse(RpcSent, nil, nil)
+ if !waitForResponse {
+ return
+ }
+
+ defer func() {
+ // Remove the subscription for a response on return
+ if err := kp.unSubscribeForResponse(ctx, protoRequest.Header.Id); err != nil {
+ logger.Warnw(ctx, "invoke-async-rpc-unsubscriber-for-response-failed", log.Fields{"err": err})
+ }
+ }()
+
+ // Wait for response as well as timeout or cancellation
+ select {
+ case msg, ok := <-ch:
+ if !ok {
+ logger.Warnw(ctx, "channel-closed", log.Fields{"rpc": rpc, "replyTopic": replyToTopic.Name})
+ log.MarkSpanError(ctx, errors.New("channel-closed"))
+ chnl <- NewResponse(RpcTransportError, status.Error(codes.Aborted, "channel closed"), nil)
+ }
+ logger.Debugw(ctx, "received-response", log.Fields{"rpc": rpc, "msgHeader": msg.Header})
+ if responseBody, err := decodeResponse(ctx, msg); err != nil {
+ chnl <- NewResponse(RpcReply, err, nil)
+ } else {
+ if responseBody.Success {
+ chnl <- NewResponse(RpcReply, nil, responseBody.Result)
+ } else {
+ // response body contains an error
+ unpackErr := &ic.Error{}
+ if err := ptypes.UnmarshalAny(responseBody.Result, unpackErr); err != nil {
+ chnl <- NewResponse(RpcReply, err, nil)
+ } else {
+ chnl <- NewResponse(RpcReply, status.Error(codes.Internal, unpackErr.Reason), nil)
+ }
+ }
+ }
+ case <-ctx.Done():
+ logger.Errorw(ctx, "context-cancelled", log.Fields{"rpc": rpc, "ctx": ctx.Err()})
+ log.MarkSpanError(ctx, errors.New("context-cancelled"))
+ err := status.Error(codes.DeadlineExceeded, ctx.Err().Error())
+ chnl <- NewResponse(RpcTimeout, err, nil)
+ case <-kp.doneCh:
+ chnl <- NewResponse(RpcSystemClosing, nil, nil)
+ logger.Warnw(ctx, "received-exit-signal", log.Fields{"toTopic": toTopic.Name, "rpc": rpc})
+ }
+ }()
+ return chnl
+}
+
+// Method to extract Open-tracing Span from Context and serialize it for transport over Kafka embedded as a additional argument.
+// Additional argument is injected using key as "span" and value as Span marshalled into a byte slice
+//
+// The span name is automatically constructed using the RPC name with following convention (<rpc-name> represents name of invoked method):
+// - RPC invoked in Sync manner (WaitForResponse=true) : kafka-rpc-<rpc-name>
+// - RPC invoked in Async manner (WaitForResponse=false) : kafka-async-rpc-<rpc-name>
+// - Inter Adapter RPC invoked in Sync manner (WaitForResponse=true) : kafka-inter-adapter-rpc-<rpc-name>
+// - Inter Adapter RPC invoked in Async manner (WaitForResponse=false) : kafka-inter-adapter-async-rpc-<rpc-name>
+func (kp *interContainerProxy) embedSpanAsArg(ctx context.Context, rpc string, isAsync bool) ([]KVArg, opentracing.Span, context.Context) {
+ var err error
+ var newCtx context.Context
+ var spanToInject opentracing.Span
+
+ var spanName strings.Builder
+ spanName.WriteString("kafka-")
+
+ // In case of inter adapter message, use Msg Type for constructing RPC name
+ if rpc == "process_inter_adapter_message" {
+ if msgType, ok := ctx.Value("inter-adapter-msg-type").(ic.InterAdapterMessageType_Types); ok {
+ spanName.WriteString("inter-adapter-")
+ rpc = msgType.String()
+ }
+ }
+
+ if isAsync {
+ spanName.WriteString("async-rpc-")
+ } else {
+ spanName.WriteString("rpc-")
+ }
+ spanName.WriteString(rpc)
+
+ if isAsync {
+ spanToInject, newCtx = log.CreateAsyncSpan(ctx, spanName.String())
+ } else {
+ spanToInject, newCtx = log.CreateChildSpan(ctx, spanName.String())
+ }
+
+ spanToInject.SetBaggageItem("rpc-span-name", spanName.String())
+
+ textMapCarrier := opentracing.TextMapCarrier(make(map[string]string))
+ if err = opentracing.GlobalTracer().Inject(spanToInject.Context(), opentracing.TextMap, textMapCarrier); err != nil {
+ logger.Warnw(ctx, "unable-to-serialize-span-to-textmap", log.Fields{"span": spanToInject, "error": err})
+ return nil, spanToInject, newCtx
+ }
+
+ var textMapJson []byte
+ if textMapJson, err = json.Marshal(textMapCarrier); err != nil {
+ logger.Warnw(ctx, "unable-to-marshal-textmap-to-json-string", log.Fields{"textMap": textMapCarrier, "error": err})
+ return nil, spanToInject, newCtx
+ }
+
+ spanArg := make([]KVArg, 1)
+ spanArg[0] = KVArg{Key: "span", Value: &ic.StrType{Val: string(textMapJson)}}
+ return spanArg, spanToInject, newCtx
+}
+
+// InvokeRPC is used to send a request to a given topic
+func (kp *interContainerProxy) InvokeRPC(ctx context.Context, rpc string, toTopic *Topic, replyToTopic *Topic,
+ waitForResponse bool, key string, kvArgs ...*KVArg) (bool, *any.Any) {
+
+ spanArg, span, ctx := kp.embedSpanAsArg(ctx, rpc, false)
+ if spanArg != nil {
+ kvArgs = append(kvArgs, &spanArg[0])
+ }
+ defer span.Finish()
+
+ // If a replyToTopic is provided then we use it, otherwise just use the default toTopic. The replyToTopic is
+ // typically the device ID.
+ responseTopic := replyToTopic
+ if responseTopic == nil {
+ responseTopic = kp.defaultTopic
+ }
+
+ // Encode the request
+ protoRequest, err := encodeRequest(ctx, rpc, toTopic, responseTopic, key, kvArgs...)
+ if err != nil {
+ logger.Warnw(ctx, "cannot-format-request", log.Fields{"rpc": rpc, "error": err})
+ log.MarkSpanError(ctx, errors.New("cannot-format-request"))
+ return false, nil
+ }
+
+ // Subscribe for response, if needed, before sending request
+ var ch <-chan *ic.InterContainerMessage
+ if waitForResponse {
+ var err error
+ if ch, err = kp.subscribeForResponse(ctx, *responseTopic, protoRequest.Header.Id); err != nil {
+ logger.Errorw(ctx, "failed-to-subscribe-for-response", log.Fields{"error": err, "toTopic": toTopic.Name})
+ }
+ }
+
+ // Send request - if the topic is formatted with a device Id then we will send the request using a
+ // specific key, hence ensuring a single partition is used to publish the request. This ensures that the
+ // subscriber on that topic will receive the request in the order it was sent. The key used is the deviceId.
+ //key := GetDeviceIdFromTopic(*toTopic)
+ logger.Debugw(ctx, "sending-msg", log.Fields{"rpc": rpc, "toTopic": toTopic, "replyTopic": responseTopic, "key": key, "xId": protoRequest.Header.Id})
+ go func() {
+ if err := kp.kafkaClient.Send(ctx, protoRequest, toTopic, key); err != nil {
+ log.MarkSpanError(ctx, errors.New("send-failed"))
+ logger.Errorw(ctx, "send-failed", log.Fields{
+ "topic": toTopic,
+ "key": key,
+ "error": err})
+ }
+ }()
+
+ if waitForResponse {
+ // Create a child context based on the parent context, if any
+ var cancel context.CancelFunc
+ childCtx := context.Background()
+ if ctx == nil {
+ ctx, cancel = context.WithTimeout(context.Background(), DefaultRequestTimeout*time.Millisecond)
+ } else {
+ childCtx, cancel = context.WithTimeout(ctx, DefaultRequestTimeout*time.Millisecond)
+ }
+ defer cancel()
+
+ // Wait for response as well as timeout or cancellation
+ // Remove the subscription for a response on return
+ defer func() {
+ if err := kp.unSubscribeForResponse(ctx, protoRequest.Header.Id); err != nil {
+ logger.Errorw(ctx, "response-unsubscribe-failed", log.Fields{
+ "id": protoRequest.Header.Id,
+ "error": err})
+ }
+ }()
+ select {
+ case msg, ok := <-ch:
+ if !ok {
+ logger.Warnw(ctx, "channel-closed", log.Fields{"rpc": rpc, "replyTopic": replyToTopic.Name})
+ log.MarkSpanError(ctx, errors.New("channel-closed"))
+ protoError := &ic.Error{Reason: "channel-closed"}
+ var marshalledArg *any.Any
+ if marshalledArg, err = ptypes.MarshalAny(protoError); err != nil {
+ return false, nil // Should never happen
+ }
+ return false, marshalledArg
+ }
+ logger.Debugw(ctx, "received-response", log.Fields{"rpc": rpc, "msgHeader": msg.Header})
+ var responseBody *ic.InterContainerResponseBody
+ var err error
+ if responseBody, err = decodeResponse(ctx, msg); err != nil {
+ logger.Errorw(ctx, "decode-response-error", log.Fields{"error": err})
+ // FIXME we should return something
+ }
+ return responseBody.Success, responseBody.Result
+ case <-ctx.Done():
+ logger.Debugw(ctx, "context-cancelled", log.Fields{"rpc": rpc, "ctx": ctx.Err()})
+ log.MarkSpanError(ctx, errors.New("context-cancelled"))
+ // pack the error as proto any type
+ protoError := &ic.Error{Reason: ctx.Err().Error(), Code: ic.ErrorCode_DEADLINE_EXCEEDED}
+
+ var marshalledArg *any.Any
+ if marshalledArg, err = ptypes.MarshalAny(protoError); err != nil {
+ return false, nil // Should never happen
+ }
+ return false, marshalledArg
+ case <-childCtx.Done():
+ logger.Debugw(ctx, "context-cancelled", log.Fields{"rpc": rpc, "ctx": childCtx.Err()})
+ log.MarkSpanError(ctx, errors.New("context-cancelled"))
+ // pack the error as proto any type
+ protoError := &ic.Error{Reason: childCtx.Err().Error(), Code: ic.ErrorCode_DEADLINE_EXCEEDED}
+
+ var marshalledArg *any.Any
+ if marshalledArg, err = ptypes.MarshalAny(protoError); err != nil {
+ return false, nil // Should never happen
+ }
+ return false, marshalledArg
+ case <-kp.doneCh:
+ logger.Infow(ctx, "received-exit-signal", log.Fields{"toTopic": toTopic.Name, "rpc": rpc})
+ return true, nil
+ }
+ }
+ return true, nil
+}
+
+// SubscribeWithRequestHandlerInterface allows a caller to assign a target object to be invoked automatically
+// when a message is received on a given topic
+func (kp *interContainerProxy) SubscribeWithRequestHandlerInterface(ctx context.Context, topic Topic, handler interface{}) error {
+
+ // Subscribe to receive messages for that topic
+ var ch <-chan *ic.InterContainerMessage
+ var err error
+ if ch, err = kp.kafkaClient.Subscribe(ctx, &topic); err != nil {
+ //if ch, err = kp.Subscribe(topic); err != nil {
+ logger.Errorw(ctx, "failed-to-subscribe", log.Fields{"error": err, "topic": topic.Name})
+ return err
+ }
+
+ kp.defaultRequestHandlerInterface = handler
+ kp.addToTopicRequestHandlerChannelMap(topic.Name, &requestHandlerChannel{requesthandlerInterface: handler, ch: ch})
+ // Launch a go routine to receive and process kafka messages
+ go kp.waitForMessages(ctx, ch, topic, handler)
+
+ return nil
+}
+
+// SubscribeWithDefaultRequestHandler allows a caller to add a topic to an existing target object to be invoked automatically
+// when a message is received on a given topic. So far there is only 1 target registered per microservice
+func (kp *interContainerProxy) SubscribeWithDefaultRequestHandler(ctx context.Context, topic Topic, initialOffset int64) error {
+ // Subscribe to receive messages for that topic
+ var ch <-chan *ic.InterContainerMessage
+ var err error
+ if ch, err = kp.kafkaClient.Subscribe(ctx, &topic, &KVArg{Key: Offset, Value: initialOffset}); err != nil {
+ logger.Errorw(ctx, "failed-to-subscribe", log.Fields{"error": err, "topic": topic.Name})
+ return err
+ }
+ kp.addToTopicRequestHandlerChannelMap(topic.Name, &requestHandlerChannel{requesthandlerInterface: kp.defaultRequestHandlerInterface, ch: ch})
+
+ // Launch a go routine to receive and process kafka messages
+ go kp.waitForMessages(ctx, ch, topic, kp.defaultRequestHandlerInterface)
+
+ return nil
+}
+
+func (kp *interContainerProxy) UnSubscribeFromRequestHandler(ctx context.Context, topic Topic) error {
+ return kp.deleteFromTopicRequestHandlerChannelMap(ctx, topic.Name)
+}
+
+func (kp *interContainerProxy) deleteFromTopicResponseChannelMap(ctx context.Context, topic string) error {
+ kp.lockTopicResponseChannelMap.Lock()
+ defer kp.lockTopicResponseChannelMap.Unlock()
+ if _, exist := kp.topicToResponseChannelMap[topic]; exist {
+ // Unsubscribe to this topic first - this will close the subscribed channel
+ var err error
+ if err = kp.kafkaClient.UnSubscribe(ctx, &Topic{Name: topic}, kp.topicToResponseChannelMap[topic]); err != nil {
+ logger.Errorw(ctx, "unsubscribing-error", log.Fields{"topic": topic})
+ }
+ delete(kp.topicToResponseChannelMap, topic)
+ return err
+ } else {
+ return fmt.Errorf("%s-Topic-not-found", topic)
+ }
+}
+
+// nolint: unused
+func (kp *interContainerProxy) deleteAllTopicResponseChannelMap(ctx context.Context) error {
+ logger.Debug(ctx, "delete-all-topic-response-channel")
+ kp.lockTopicResponseChannelMap.Lock()
+ defer kp.lockTopicResponseChannelMap.Unlock()
+ var unsubscribeFailTopics []string
+ for topic := range kp.topicToResponseChannelMap {
+ // Unsubscribe to this topic first - this will close the subscribed channel
+ if err := kp.kafkaClient.UnSubscribe(ctx, &Topic{Name: topic}, kp.topicToResponseChannelMap[topic]); err != nil {
+ unsubscribeFailTopics = append(unsubscribeFailTopics, topic)
+ logger.Errorw(ctx, "unsubscribing-error", log.Fields{"topic": topic, "error": err})
+ // Do not return. Continue to try to unsubscribe to other topics.
+ } else {
+ // Only delete from channel map if successfully unsubscribed.
+ delete(kp.topicToResponseChannelMap, topic)
+ }
+ }
+ if len(unsubscribeFailTopics) > 0 {
+ return fmt.Errorf("unsubscribe-errors: %v", unsubscribeFailTopics)
+ }
+ return nil
+}
+
+func (kp *interContainerProxy) addToTopicRequestHandlerChannelMap(topic string, arg *requestHandlerChannel) {
+ kp.lockTopicRequestHandlerChannelMap.Lock()
+ defer kp.lockTopicRequestHandlerChannelMap.Unlock()
+ if _, exist := kp.topicToRequestHandlerChannelMap[topic]; !exist {
+ kp.topicToRequestHandlerChannelMap[topic] = arg
+ }
+}
+
+func (kp *interContainerProxy) deleteFromTopicRequestHandlerChannelMap(ctx context.Context, topic string) error {
+ kp.lockTopicRequestHandlerChannelMap.Lock()
+ defer kp.lockTopicRequestHandlerChannelMap.Unlock()
+ if _, exist := kp.topicToRequestHandlerChannelMap[topic]; exist {
+ // Close the kafka client client first by unsubscribing to this topic
+ if err := kp.kafkaClient.UnSubscribe(ctx, &Topic{Name: topic}, kp.topicToRequestHandlerChannelMap[topic].ch); err != nil {
+ return err
+ }
+ delete(kp.topicToRequestHandlerChannelMap, topic)
+ return nil
+ } else {
+ return fmt.Errorf("%s-Topic-not-found", topic)
+ }
+}
+
+// nolint: unused
+func (kp *interContainerProxy) deleteAllTopicRequestHandlerChannelMap(ctx context.Context) error {
+ logger.Debug(ctx, "delete-all-topic-request-channel")
+ kp.lockTopicRequestHandlerChannelMap.Lock()
+ defer kp.lockTopicRequestHandlerChannelMap.Unlock()
+ var unsubscribeFailTopics []string
+ for topic := range kp.topicToRequestHandlerChannelMap {
+ // Close the kafka client client first by unsubscribing to this topic
+ if err := kp.kafkaClient.UnSubscribe(ctx, &Topic{Name: topic}, kp.topicToRequestHandlerChannelMap[topic].ch); err != nil {
+ unsubscribeFailTopics = append(unsubscribeFailTopics, topic)
+ logger.Errorw(ctx, "unsubscribing-error", log.Fields{"topic": topic, "error": err})
+ // Do not return. Continue to try to unsubscribe to other topics.
+ } else {
+ // Only delete from channel map if successfully unsubscribed.
+ delete(kp.topicToRequestHandlerChannelMap, topic)
+ }
+ }
+ if len(unsubscribeFailTopics) > 0 {
+ return fmt.Errorf("unsubscribe-errors: %v", unsubscribeFailTopics)
+ }
+ return nil
+}
+
+func (kp *interContainerProxy) addToTransactionIdToChannelMap(id string, topic *Topic, arg chan *ic.InterContainerMessage) {
+ kp.lockTransactionIdToChannelMap.Lock()
+ defer kp.lockTransactionIdToChannelMap.Unlock()
+ if _, exist := kp.transactionIdToChannelMap[id]; !exist {
+ kp.transactionIdToChannelMap[id] = &transactionChannel{topic: topic, ch: arg}
+ }
+}
+
+func (kp *interContainerProxy) deleteFromTransactionIdToChannelMap(id string) {
+ kp.lockTransactionIdToChannelMap.Lock()
+ defer kp.lockTransactionIdToChannelMap.Unlock()
+ if transChannel, exist := kp.transactionIdToChannelMap[id]; exist {
+ // Close the channel first
+ close(transChannel.ch)
+ delete(kp.transactionIdToChannelMap, id)
+ }
+}
+
+func (kp *interContainerProxy) deleteTopicTransactionIdToChannelMap(id string) {
+ kp.lockTransactionIdToChannelMap.Lock()
+ defer kp.lockTransactionIdToChannelMap.Unlock()
+ for key, value := range kp.transactionIdToChannelMap {
+ if value.topic.Name == id {
+ close(value.ch)
+ delete(kp.transactionIdToChannelMap, key)
+ }
+ }
+}
+
+// nolint: unused
+func (kp *interContainerProxy) deleteAllTransactionIdToChannelMap(ctx context.Context) {
+ logger.Debug(ctx, "delete-all-transaction-id-channel-map")
+ kp.lockTransactionIdToChannelMap.Lock()
+ defer kp.lockTransactionIdToChannelMap.Unlock()
+ for key, value := range kp.transactionIdToChannelMap {
+ close(value.ch)
+ delete(kp.transactionIdToChannelMap, key)
+ }
+}
+
+func (kp *interContainerProxy) DeleteTopic(ctx context.Context, topic Topic) error {
+ // If we have any consumers on that topic we need to close them
+ if err := kp.deleteFromTopicResponseChannelMap(ctx, topic.Name); err != nil {
+ logger.Errorw(ctx, "delete-from-topic-responsechannelmap-failed", log.Fields{"error": err})
+ }
+ if err := kp.deleteFromTopicRequestHandlerChannelMap(ctx, topic.Name); err != nil {
+ logger.Errorw(ctx, "delete-from-topic-requesthandlerchannelmap-failed", log.Fields{"error": err})
+ }
+ kp.deleteTopicTransactionIdToChannelMap(topic.Name)
+
+ return kp.kafkaClient.DeleteTopic(ctx, &topic)
+}
+
+func encodeReturnedValue(ctx context.Context, returnedVal interface{}) (*any.Any, error) {
+ // Encode the response argument - needs to be a proto message
+ if returnedVal == nil {
+ return nil, nil
+ }
+ protoValue, ok := returnedVal.(proto.Message)
+ if !ok {
+ logger.Warnw(ctx, "response-value-not-proto-message", log.Fields{"error": ok, "returnVal": returnedVal})
+ err := errors.New("response-value-not-proto-message")
+ return nil, err
+ }
+
+ // Marshal the returned value, if any
+ var marshalledReturnedVal *any.Any
+ var err error
+ if marshalledReturnedVal, err = ptypes.MarshalAny(protoValue); err != nil {
+ logger.Warnw(ctx, "cannot-marshal-returned-val", log.Fields{"error": err})
+ return nil, err
+ }
+ return marshalledReturnedVal, nil
+}
+
+func encodeDefaultFailedResponse(ctx context.Context, request *ic.InterContainerMessage) *ic.InterContainerMessage {
+ responseHeader := &ic.Header{
+ Id: request.Header.Id,
+ Type: ic.MessageType_RESPONSE,
+ FromTopic: request.Header.ToTopic,
+ ToTopic: request.Header.FromTopic,
+ Timestamp: ptypes.TimestampNow(),
+ }
+ responseBody := &ic.InterContainerResponseBody{
+ Success: false,
+ Result: nil,
+ }
+ var marshalledResponseBody *any.Any
+ var err error
+ // Error should never happen here
+ if marshalledResponseBody, err = ptypes.MarshalAny(responseBody); err != nil {
+ logger.Warnw(ctx, "cannot-marshal-failed-response-body", log.Fields{"error": err})
+ }
+
+ return &ic.InterContainerMessage{
+ Header: responseHeader,
+ Body: marshalledResponseBody,
+ }
+
+}
+
+//formatRequest formats a request to send over kafka and returns an InterContainerMessage message on success
+//or an error on failure
+func encodeResponse(ctx context.Context, request *ic.InterContainerMessage, success bool, returnedValues ...interface{}) (*ic.InterContainerMessage, error) {
+ //logger.Debugw(ctx, "encodeResponse", log.Fields{"success": success, "returnedValues": returnedValues})
+ responseHeader := &ic.Header{
+ Id: request.Header.Id,
+ Type: ic.MessageType_RESPONSE,
+ FromTopic: request.Header.ToTopic,
+ ToTopic: request.Header.FromTopic,
+ KeyTopic: request.Header.KeyTopic,
+ Timestamp: ptypes.TimestampNow(),
+ }
+
+ // Go over all returned values
+ var marshalledReturnedVal *any.Any
+ var err error
+
+ // for now we support only 1 returned value - (excluding the error)
+ if len(returnedValues) > 0 {
+ if marshalledReturnedVal, err = encodeReturnedValue(ctx, returnedValues[0]); err != nil {
+ logger.Warnw(ctx, "cannot-marshal-response-body", log.Fields{"error": err})
+ }
+ }
+
+ responseBody := &ic.InterContainerResponseBody{
+ Success: success,
+ Result: marshalledReturnedVal,
+ }
+
+ // Marshal the response body
+ var marshalledResponseBody *any.Any
+ if marshalledResponseBody, err = ptypes.MarshalAny(responseBody); err != nil {
+ logger.Warnw(ctx, "cannot-marshal-response-body", log.Fields{"error": err})
+ return nil, err
+ }
+
+ return &ic.InterContainerMessage{
+ Header: responseHeader,
+ Body: marshalledResponseBody,
+ }, nil
+}
+
+func CallFuncByName(ctx context.Context, myClass interface{}, funcName string, params ...interface{}) (out []reflect.Value, err error) {
+ myClassValue := reflect.ValueOf(myClass)
+ // Capitalize the first letter in the funcName to workaround the first capital letters required to
+ // invoke a function from a different package
+ funcName = strings.Title(funcName)
+ m := myClassValue.MethodByName(funcName)
+ if !m.IsValid() {
+ return make([]reflect.Value, 0), fmt.Errorf("method-not-found \"%s\"", funcName)
+ }
+ in := make([]reflect.Value, len(params)+1)
+ in[0] = reflect.ValueOf(ctx)
+ for i, param := range params {
+ in[i+1] = reflect.ValueOf(param)
+ }
+ out = m.Call(in)
+ return
+}
+
+func (kp *interContainerProxy) addTransactionId(ctx context.Context, transactionId string, currentArgs []*ic.Argument) []*ic.Argument {
+ arg := &KVArg{
+ Key: TransactionKey,
+ Value: &ic.StrType{Val: transactionId},
+ }
+
+ var marshalledArg *any.Any
+ var err error
+ if marshalledArg, err = ptypes.MarshalAny(&ic.StrType{Val: transactionId}); err != nil {
+ logger.Warnw(ctx, "cannot-add-transactionId", log.Fields{"error": err})
+ return currentArgs
+ }
+ protoArg := &ic.Argument{
+ Key: arg.Key,
+ Value: marshalledArg,
+ }
+ return append(currentArgs, protoArg)
+}
+
+func (kp *interContainerProxy) addFromTopic(ctx context.Context, fromTopic string, currentArgs []*ic.Argument) []*ic.Argument {
+ var marshalledArg *any.Any
+ var err error
+ if marshalledArg, err = ptypes.MarshalAny(&ic.StrType{Val: fromTopic}); err != nil {
+ logger.Warnw(ctx, "cannot-add-transactionId", log.Fields{"error": err})
+ return currentArgs
+ }
+ protoArg := &ic.Argument{
+ Key: FromTopic,
+ Value: marshalledArg,
+ }
+ return append(currentArgs, protoArg)
+}
+
+// Method to extract the Span embedded in Kafka RPC request on the receiver side. If span is found embedded in the KV args (with key as "span"),
+// it is de-serialized and injected into the Context to be carried forward by the RPC request processor thread.
+// If no span is found embedded, even then a span is created with name as "kafka-rpc-<rpc-name>" to enrich the Context for RPC calls coming
+// from components currently not sending the span (e.g. openonu adapter)
+func (kp *interContainerProxy) enrichContextWithSpan(ctx context.Context, rpcName string, args []*ic.Argument) (opentracing.Span, context.Context) {
+
+ for _, arg := range args {
+ if arg.Key == "span" {
+ var err error
+ var textMapString ic.StrType
+ if err = ptypes.UnmarshalAny(arg.Value, &textMapString); err != nil {
+ logger.Warnw(ctx, "unable-to-unmarshal-kvarg-to-textmap-string", log.Fields{"value": arg.Value})
+ break
+ }
+
+ spanTextMap := make(map[string]string)
+ if err = json.Unmarshal([]byte(textMapString.Val), &spanTextMap); err != nil {
+ logger.Warnw(ctx, "unable-to-unmarshal-textmap-from-json-string", log.Fields{"textMapString": textMapString, "error": err})
+ break
+ }
+
+ var spanContext opentracing.SpanContext
+ if spanContext, err = opentracing.GlobalTracer().Extract(opentracing.TextMap, opentracing.TextMapCarrier(spanTextMap)); err != nil {
+ logger.Warnw(ctx, "unable-to-deserialize-textmap-to-span", log.Fields{"textMap": spanTextMap, "error": err})
+ break
+ }
+
+ var receivedRpcName string
+ extractBaggage := func(k, v string) bool {
+ if k == "rpc-span-name" {
+ receivedRpcName = v
+ return false
+ }
+ return true
+ }
+
+ spanContext.ForeachBaggageItem(extractBaggage)
+
+ return opentracing.StartSpanFromContext(ctx, receivedRpcName, opentracing.FollowsFrom(spanContext))
+ }
+ }
+
+ // Create new Child Span with rpc as name if no span details were received in kafka arguments
+ var spanName strings.Builder
+ spanName.WriteString("kafka-")
+
+ // In case of inter adapter message, use Msg Type for constructing RPC name
+ if rpcName == "process_inter_adapter_message" {
+ for _, arg := range args {
+ if arg.Key == "msg" {
+ iamsg := ic.InterAdapterMessage{}
+ if err := ptypes.UnmarshalAny(arg.Value, &iamsg); err == nil {
+ spanName.WriteString("inter-adapter-")
+ rpcName = iamsg.Header.Type.String()
+ }
+ }
+ }
+ }
+
+ spanName.WriteString("rpc-")
+ spanName.WriteString(rpcName)
+
+ return opentracing.StartSpanFromContext(ctx, spanName.String())
+}
+
+func (kp *interContainerProxy) handleMessage(ctx context.Context, msg *ic.InterContainerMessage, targetInterface interface{}) {
+
+ // First extract the header to know whether this is a request - responses are handled by a different handler
+ if msg.Header.Type == ic.MessageType_REQUEST {
+ var out []reflect.Value
+ var err error
+
+ // Get the request body
+ requestBody := &ic.InterContainerRequestBody{}
+ if err = ptypes.UnmarshalAny(msg.Body, requestBody); err != nil {
+ logger.Warnw(ctx, "cannot-unmarshal-request", log.Fields{"error": err})
+ } else {
+ span, ctx := kp.enrichContextWithSpan(ctx, requestBody.Rpc, requestBody.Args)
+ defer span.Finish()
+
+ logger.Debugw(ctx, "received-request", log.Fields{"rpc": requestBody.Rpc, "header": msg.Header})
+ // let the callee unpack the arguments as its the only one that knows the real proto type
+ // Augment the requestBody with the message Id as it will be used in scenarios where cores
+ // are set in pairs and competing
+ requestBody.Args = kp.addTransactionId(ctx, msg.Header.Id, requestBody.Args)
+
+ // Augment the requestBody with the From topic name as it will be used in scenarios where a container
+ // needs to send an unsollicited message to the currently requested container
+ requestBody.Args = kp.addFromTopic(ctx, msg.Header.FromTopic, requestBody.Args)
+
+ out, err = CallFuncByName(ctx, targetInterface, requestBody.Rpc, requestBody.Args)
+ if err != nil {
+ logger.Warn(ctx, err)
+ }
+ }
+ // Response required?
+ if requestBody.ResponseRequired {
+ // If we already have an error before then just return that
+ var returnError *ic.Error
+ var returnedValues []interface{}
+ var success bool
+ if err != nil {
+ returnError = &ic.Error{Reason: err.Error()}
+ returnedValues = make([]interface{}, 1)
+ returnedValues[0] = returnError
+ } else {
+ returnedValues = make([]interface{}, 0)
+ // Check for errors first
+ lastIndex := len(out) - 1
+ if out[lastIndex].Interface() != nil { // Error
+ if retError, ok := out[lastIndex].Interface().(error); ok {
+ if retError.Error() == ErrorTransactionNotAcquired.Error() {
+ logger.Debugw(ctx, "Ignoring request", log.Fields{"error": retError, "txId": msg.Header.Id})
+ return // Ignore - process is in competing mode and ignored transaction
+ }
+ returnError = &ic.Error{Reason: retError.Error()}
+ returnedValues = append(returnedValues, returnError)
+ } else { // Should never happen
+ returnError = &ic.Error{Reason: "incorrect-error-returns"}
+ returnedValues = append(returnedValues, returnError)
+ }
+ } else if len(out) == 2 && reflect.ValueOf(out[0].Interface()).IsValid() && reflect.ValueOf(out[0].Interface()).IsNil() {
+ logger.Warnw(ctx, "Unexpected response of (nil,nil)", log.Fields{"txId": msg.Header.Id})
+ return // Ignore - should not happen
+ } else { // Non-error case
+ success = true
+ for idx, val := range out {
+ //logger.Debugw(ctx, "returned-api-response-loop", log.Fields{"idx": idx, "val": val.Interface()})
+ if idx != lastIndex {
+ returnedValues = append(returnedValues, val.Interface())
+ }
+ }
+ }
+ }
+
+ var icm *ic.InterContainerMessage
+ if icm, err = encodeResponse(ctx, msg, success, returnedValues...); err != nil {
+ logger.Warnw(ctx, "error-encoding-response-returning-failure-result", log.Fields{"error": err})
+ icm = encodeDefaultFailedResponse(ctx, msg)
+ }
+ // To preserve ordering of messages, all messages to a given topic are sent to the same partition
+ // by providing a message key. The key is encoded in the topic name. If the deviceId is not
+ // present then the key will be empty, hence all messages for a given topic will be sent to all
+ // partitions.
+ replyTopic := &Topic{Name: msg.Header.FromTopic}
+ key := msg.Header.KeyTopic
+ logger.Debugw(ctx, "sending-response-to-kafka", log.Fields{"rpc": requestBody.Rpc, "header": icm.Header, "key": key})
+ // TODO: handle error response.
+ go func() {
+ if err := kp.kafkaClient.Send(ctx, icm, replyTopic, key); err != nil {
+ logger.Errorw(ctx, "send-reply-failed", log.Fields{
+ "topic": replyTopic,
+ "key": key,
+ "error": err})
+ }
+ }()
+ }
+ } else if msg.Header.Type == ic.MessageType_RESPONSE {
+ logger.Debugw(ctx, "response-received", log.Fields{"msg-header": msg.Header})
+ go kp.dispatchResponse(ctx, msg)
+ } else {
+ logger.Warnw(ctx, "unsupported-message-received", log.Fields{"msg-header": msg.Header})
+ }
+}
+
+func (kp *interContainerProxy) waitForMessages(ctx context.Context, ch <-chan *ic.InterContainerMessage, topic Topic, targetInterface interface{}) {
+ // Wait for messages
+ for msg := range ch {
+ //logger.Debugw(ctx, "request-received", log.Fields{"msg": msg, "topic": topic.Name, "target": targetInterface})
+ go kp.handleMessage(context.Background(), msg, targetInterface)
+ }
+}
+
+func (kp *interContainerProxy) dispatchResponse(ctx context.Context, msg *ic.InterContainerMessage) {
+ kp.lockTransactionIdToChannelMap.RLock()
+ defer kp.lockTransactionIdToChannelMap.RUnlock()
+ if _, exist := kp.transactionIdToChannelMap[msg.Header.Id]; !exist {
+ logger.Debugw(ctx, "no-waiting-channel", log.Fields{"transaction": msg.Header.Id})
+ return
+ }
+ kp.transactionIdToChannelMap[msg.Header.Id].ch <- msg
+}
+
+// subscribeForResponse allows a caller to subscribe to a given topic when waiting for a response.
+// This method is built to prevent all subscribers to receive all messages as is the case of the Subscribe
+// API. There is one response channel waiting for kafka messages before dispatching the message to the
+// corresponding waiting channel
+func (kp *interContainerProxy) subscribeForResponse(ctx context.Context, topic Topic, trnsId string) (chan *ic.InterContainerMessage, error) {
+ logger.Debugw(ctx, "subscribeForResponse", log.Fields{"topic": topic.Name, "trnsid": trnsId})
+
+ // Create a specific channel for this consumers. We cannot use the channel from the kafkaclient as it will
+ // broadcast any message for this topic to all channels waiting on it.
+ // Set channel size to 1 to prevent deadlock, see VOL-2708
+ ch := make(chan *ic.InterContainerMessage, 1)
+ kp.addToTransactionIdToChannelMap(trnsId, &topic, ch)
+
+ return ch, nil
+}
+
+func (kp *interContainerProxy) unSubscribeForResponse(ctx context.Context, trnsId string) error {
+ logger.Debugw(ctx, "unsubscribe-for-response", log.Fields{"trnsId": trnsId})
+ kp.deleteFromTransactionIdToChannelMap(trnsId)
+ return nil
+}
+
+func (kp *interContainerProxy) EnableLivenessChannel(ctx context.Context, enable bool) chan bool {
+ return kp.kafkaClient.EnableLivenessChannel(ctx, enable)
+}
+
+func (kp *interContainerProxy) EnableHealthinessChannel(ctx context.Context, enable bool) chan bool {
+ return kp.kafkaClient.EnableHealthinessChannel(ctx, enable)
+}
+
+func (kp *interContainerProxy) SendLiveness(ctx context.Context) error {
+ return kp.kafkaClient.SendLiveness(ctx)
+}
+
+//formatRequest formats a request to send over kafka and returns an InterContainerMessage message on success
+//or an error on failure
+func encodeRequest(ctx context.Context, rpc string, toTopic *Topic, replyTopic *Topic, key string, kvArgs ...*KVArg) (*ic.InterContainerMessage, error) {
+ requestHeader := &ic.Header{
+ Id: uuid.New().String(),
+ Type: ic.MessageType_REQUEST,
+ FromTopic: replyTopic.Name,
+ ToTopic: toTopic.Name,
+ KeyTopic: key,
+ Timestamp: ptypes.TimestampNow(),
+ }
+ requestBody := &ic.InterContainerRequestBody{
+ Rpc: rpc,
+ ResponseRequired: true,
+ ReplyToTopic: replyTopic.Name,
+ }
+
+ for _, arg := range kvArgs {
+ if arg == nil {
+ // In case the caller sends an array with empty args
+ continue
+ }
+ var marshalledArg *any.Any
+ var err error
+ // ascertain the value interface type is a proto.Message
+ protoValue, ok := arg.Value.(proto.Message)
+ if !ok {
+ logger.Warnw(ctx, "argument-value-not-proto-message", log.Fields{"error": ok, "Value": arg.Value})
+ err := errors.New("argument-value-not-proto-message")
+ return nil, err
+ }
+ if marshalledArg, err = ptypes.MarshalAny(protoValue); err != nil {
+ logger.Warnw(ctx, "cannot-marshal-request", log.Fields{"error": err})
+ return nil, err
+ }
+ protoArg := &ic.Argument{
+ Key: arg.Key,
+ Value: marshalledArg,
+ }
+ requestBody.Args = append(requestBody.Args, protoArg)
+ }
+
+ var marshalledData *any.Any
+ var err error
+ if marshalledData, err = ptypes.MarshalAny(requestBody); err != nil {
+ logger.Warnw(ctx, "cannot-marshal-request", log.Fields{"error": err})
+ return nil, err
+ }
+ request := &ic.InterContainerMessage{
+ Header: requestHeader,
+ Body: marshalledData,
+ }
+ return request, nil
+}
+
+func decodeResponse(ctx context.Context, response *ic.InterContainerMessage) (*ic.InterContainerResponseBody, error) {
+ // Extract the message body
+ responseBody := ic.InterContainerResponseBody{}
+ if err := ptypes.UnmarshalAny(response.Body, &responseBody); err != nil {
+ logger.Warnw(ctx, "cannot-unmarshal-response", log.Fields{"error": err})
+ return nil, err
+ }
+ //logger.Debugw(ctx, "response-decoded-successfully", log.Fields{"response-status": &responseBody.Success})
+
+ return &responseBody, nil
+
+}