Exemplo n.º 1
0
// traceReq decides if we want to trigger a trace event (when sending a request) and if so deals with it
func (c *client) traceReq(req *Request) {
	if req.shouldTrace() {
		trace.Send(&traceproto.Event{
			Timestamp:       proto.Int64(time.Now().UnixNano()),
			TraceId:         proto.String(req.TraceID()),
			Type:            traceproto.Event_REQ.Enum(),
			MessageId:       proto.String(req.MessageID()),
			ParentMessageId: proto.String(req.ParentMessageID()),
			From:            proto.String(req.From()),
			FromEndpoint:    proto.String(req.FromEndpoint()),
			To:              proto.String(fmt.Sprintf("%v.%v", req.Service(), req.Endpoint())),
			Hostname:        proto.String(c.hostname),
			Az:              proto.String(c.az),
			Payload:         proto.String(""), // @todo
			PersistentTrace: proto.Bool(req.TraceShouldPersist()),
		})
	}
}
Exemplo n.º 2
0
// traceAttemptTimeout decides if we want to trigger a trace event for an attempt timeout, and processes it
func (c *client) traceAttemptTimeout(req *Request, attemptNum int, timeout time.Duration) {
	if req.shouldTrace() {
		desc := fmt.Sprintf("Attempt %v timeout talking to '%s.%s' after '%v' for '%s'", attemptNum, req.Service(), req.Endpoint(), timeout, req.MessageID())
		trace.Send(&traceproto.Event{
			Timestamp:        proto.Int64(time.Now().UnixNano()),
			TraceId:          proto.String(req.TraceID()),
			Type:             traceproto.Event_ATTEMPT_TIMEOUT.Enum(),
			MessageId:        proto.String(req.MessageID()),
			From:             proto.String(req.From()),
			FromEndpoint:     proto.String(req.FromEndpoint()),
			To:               proto.String(fmt.Sprintf("%v.%v", req.Service(), req.Endpoint())),
			ParentMessageId:  proto.String(req.ParentMessageID()),
			Hostname:         proto.String(c.hostname),
			Az:               proto.String(c.az),
			Payload:          proto.String(""), // @todo
			ErrorCode:        proto.String("com.hailocab.kernel.platform.attemptTimeout"),
			ErrorDescription: proto.String(desc),
			Duration:         proto.Int64(int64(timeout)),
			PersistentTrace:  proto.Bool(req.TraceShouldPersist()),
		})
	}
}
Exemplo n.º 3
0
// traceRsp decides if we want to trigger a trace event (when processing response) and if so deals with it
func (c *client) traceRsp(req *Request, rsp *Response, err errors.Error, d time.Duration) {
	if req.shouldTrace() {
		e := &traceproto.Event{
			Timestamp:       proto.Int64(time.Now().UnixNano()),
			TraceId:         proto.String(req.TraceID()),
			Type:            traceproto.Event_REP.Enum(),
			MessageId:       proto.String(req.MessageID()),
			From:            proto.String(req.From()),
			FromEndpoint:    proto.String(req.FromEndpoint()),
			To:              proto.String(fmt.Sprintf("%v.%v", req.Service(), req.Endpoint())),
			ParentMessageId: proto.String(req.ParentMessageID()),
			Hostname:        proto.String(c.hostname),
			Az:              proto.String(c.az),
			Payload:         proto.String(""), // @todo
			Duration:        proto.Int64(int64(d)),
			PersistentTrace: proto.Bool(req.TraceShouldPersist()),
		}
		if err != nil {
			e.ErrorCode = proto.String(err.Code())
			e.ErrorDescription = proto.String(err.Description())
		}
		trace.Send(e)
	}
}
Exemplo n.º 4
0
// traceOut traces a request outbound from a service handler
func traceOut(req *Request, msg proto.Message, err perrors.Error, d time.Duration) {
	if req.shouldTrace() {
		e := &traceproto.Event{
			Timestamp:         proto.Int64(time.Now().UnixNano()),
			TraceId:           proto.String(req.TraceID()),
			Type:              traceproto.Event_OUT.Enum(),
			MessageId:         proto.String(req.MessageID()),
			ParentMessageId:   proto.String(req.ParentMessageID()),
			From:              proto.String(req.From()),
			To:                proto.String(fmt.Sprintf("%v.%v", req.Service(), req.Endpoint())),
			Hostname:          proto.String(hostname),
			Az:                proto.String(az),
			Payload:           proto.String(""), // @todo
			HandlerInstanceId: proto.String(InstanceID),
			Duration:          proto.Int64(int64(d)),
			PersistentTrace:   proto.Bool(req.TraceShouldPersist()),
		}
		if err != nil {
			e.ErrorCode = proto.String(err.Code())
			e.ErrorDescription = proto.String(err.Description())
		}
		trace.Send(e)
	}
}