Update go dependencies

vendor/github.com/census-instrumentation/opencensus-proto/gen-go/agent/common/v1/common.pb.go

@@ -19,7 +19,7 @@ var _ = math.Inf
 // is compatible with the proto package it is being compiled against.
 // A compilation error at this line likely means your copy of the
 // proto package needs to be updated.
-const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
 
 type LibraryInfo_Language int32
 
@@ -70,8 +70,8 @@ func (LibraryInfo_Language) EnumDescriptor() ([]byte, []int) {
 	return fileDescriptor_126c72ed8a252c84, []int{2, 0}
 }
 
-// Identifier metadata of the Node (Application instrumented with OpenCensus)
-// that connects to OpenCensus Agent.
+// Identifier metadata of the Node that produces the span or tracing data.
+// Note, this is not the metadata about the Node or service that is described by associated spans.
 // In the future we plan to extend the identifier proto definition to support
 // additional information (e.g cloud id, etc.)
 type Node struct {

vendor/github.com/census-instrumentation/opencensus-proto/gen-go/agent/metrics/v1/metrics_service.pb.go

@@ -0,0 +1,264 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: opencensus/proto/agent/metrics/v1/metrics_service.proto
+
+package v1
+
+import (
+	context "context"
+	fmt "fmt"
+	v1 "github.com/census-instrumentation/opencensus-proto/gen-go/agent/common/v1"
+	v11 "github.com/census-instrumentation/opencensus-proto/gen-go/metrics/v1"
+	v12 "github.com/census-instrumentation/opencensus-proto/gen-go/resource/v1"
+	proto "github.com/golang/protobuf/proto"
+	grpc "google.golang.org/grpc"
+	math "math"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
+
+type ExportMetricsServiceRequest struct {
+	// This is required only in the first message on the stream or if the
+	// previous sent ExportMetricsServiceRequest message has a different Node (e.g.
+	// when the same RPC is used to send Metrics from multiple Applications).
+	Node *v1.Node `protobuf:"bytes,1,opt,name=node,proto3" json:"node,omitempty"`
+	// A list of metrics that belong to the last received Node.
+	Metrics []*v11.Metric `protobuf:"bytes,2,rep,name=metrics,proto3" json:"metrics,omitempty"`
+	// The resource for the metrics in this message that do not have an explicit
+	// resource set.
+	// If unset, the most recently set resource in the RPC stream applies. It is
+	// valid to never be set within a stream, e.g. when no resource info is known
+	// at all or when all sent metrics have an explicit resource set.
+	Resource             *v12.Resource `protobuf:"bytes,3,opt,name=resource,proto3" json:"resource,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}      `json:"-"`
+	XXX_unrecognized     []byte        `json:"-"`
+	XXX_sizecache        int32         `json:"-"`
+}
+
+func (m *ExportMetricsServiceRequest) Reset()         { *m = ExportMetricsServiceRequest{} }
+func (m *ExportMetricsServiceRequest) String() string { return proto.CompactTextString(m) }
+func (*ExportMetricsServiceRequest) ProtoMessage()    {}
+func (*ExportMetricsServiceRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_47e253a956287d04, []int{0}
+}
+
+func (m *ExportMetricsServiceRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_ExportMetricsServiceRequest.Unmarshal(m, b)
+}
+func (m *ExportMetricsServiceRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_ExportMetricsServiceRequest.Marshal(b, m, deterministic)
+}
+func (m *ExportMetricsServiceRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ExportMetricsServiceRequest.Merge(m, src)
+}
+func (m *ExportMetricsServiceRequest) XXX_Size() int {
+	return xxx_messageInfo_ExportMetricsServiceRequest.Size(m)
+}
+func (m *ExportMetricsServiceRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_ExportMetricsServiceRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ExportMetricsServiceRequest proto.InternalMessageInfo
+
+func (m *ExportMetricsServiceRequest) GetNode() *v1.Node {
+	if m != nil {
+		return m.Node
+	}
+	return nil
+}
+
+func (m *ExportMetricsServiceRequest) GetMetrics() []*v11.Metric {
+	if m != nil {
+		return m.Metrics
+	}
+	return nil
+}
+
+func (m *ExportMetricsServiceRequest) GetResource() *v12.Resource {
+	if m != nil {
+		return m.Resource
+	}
+	return nil
+}
+
+type ExportMetricsServiceResponse struct {
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *ExportMetricsServiceResponse) Reset()         { *m = ExportMetricsServiceResponse{} }
+func (m *ExportMetricsServiceResponse) String() string { return proto.CompactTextString(m) }
+func (*ExportMetricsServiceResponse) ProtoMessage()    {}
+func (*ExportMetricsServiceResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_47e253a956287d04, []int{1}
+}
+
+func (m *ExportMetricsServiceResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_ExportMetricsServiceResponse.Unmarshal(m, b)
+}
+func (m *ExportMetricsServiceResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_ExportMetricsServiceResponse.Marshal(b, m, deterministic)
+}
+func (m *ExportMetricsServiceResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ExportMetricsServiceResponse.Merge(m, src)
+}
+func (m *ExportMetricsServiceResponse) XXX_Size() int {
+	return xxx_messageInfo_ExportMetricsServiceResponse.Size(m)
+}
+func (m *ExportMetricsServiceResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_ExportMetricsServiceResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ExportMetricsServiceResponse proto.InternalMessageInfo
+
+func init() {
+	proto.RegisterType((*ExportMetricsServiceRequest)(nil), "opencensus.proto.agent.metrics.v1.ExportMetricsServiceRequest")
+	proto.RegisterType((*ExportMetricsServiceResponse)(nil), "opencensus.proto.agent.metrics.v1.ExportMetricsServiceResponse")
+}
+
+func init() {
+	proto.RegisterFile("opencensus/proto/agent/metrics/v1/metrics_service.proto", fileDescriptor_47e253a956287d04)
+}
+
+var fileDescriptor_47e253a956287d04 = []byte{
+	// 340 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x92, 0xc1, 0x4a, 0xf3, 0x40,
+	0x14, 0x85, 0xff, 0xf9, 0x2b, 0x55, 0xa6, 0xe0, 0x62, 0xdc, 0x94, 0x2a, 0x52, 0xab, 0x48, 0x45,
+	0x32, 0x63, 0xea, 0x42, 0x10, 0x54, 0x28, 0xb8, 0x11, 0x94, 0x12, 0x77, 0x6e, 0xa4, 0x4d, 0x2f,
+	0x71, 0x16, 0x99, 0x1b, 0x67, 0x26, 0xc1, 0x57, 0x70, 0xe5, 0x3b, 0xf8, 0x5c, 0x3e, 0x8c, 0x24,
+	0x93, 0xb4, 0x94, 0x18, 0x0b, 0xee, 0x2e, 0x99, 0xf3, 0x9d, 0x9c, 0x33, 0x73, 0xe9, 0x05, 0x26,
+	0xa0, 0x42, 0x50, 0x26, 0x35, 0x22, 0xd1, 0x68, 0x51, 0x4c, 0x23, 0x50, 0x56, 0xc4, 0x60, 0xb5,
+	0x0c, 0x8d, 0xc8, 0xfc, 0x6a, 0x7c, 0x36, 0xa0, 0x33, 0x19, 0x02, 0x2f, 0x64, 0xec, 0x60, 0x09,
+	0xba, 0x2f, 0xbc, 0x00, 0x79, 0xa9, 0xe6, 0x99, 0xdf, 0xf3, 0x1a, 0xbc, 0x43, 0x8c, 0x63, 0x54,
+	0xb9, 0xb5, 0x9b, 0x1c, 0xdf, 0x3b, 0xa9, 0xc9, 0xeb, 0x21, 0x4a, 0xe9, 0x69, 0x4d, 0xaa, 0xc1,
+	0x60, 0xaa, 0x43, 0xc8, 0xb5, 0xd5, 0xec, 0xc4, 0x83, 0x2f, 0x42, 0x77, 0x6f, 0xdf, 0x12, 0xd4,
+	0xf6, 0xde, 0x99, 0x3c, 0xba, 0x22, 0x01, 0xbc, 0xa6, 0x60, 0x2c, 0xbb, 0xa4, 0x1b, 0x0a, 0xe7,
+	0xd0, 0x25, 0x7d, 0x32, 0xec, 0x8c, 0x8e, 0x79, 0x43, 0xb1, 0x32, 0x6b, 0xe6, 0xf3, 0x07, 0x9c,
+	0x43, 0x50, 0x30, 0xec, 0x8a, 0x6e, 0x96, 0xc9, 0xba, 0xff, 0xfb, 0xad, 0x61, 0x67, 0x74, 0x58,
+	0xc7, 0x97, 0x37, 0xc2, 0x5d, 0x80, 0xa0, 0x62, 0xd8, 0x98, 0x6e, 0x55, 0x61, 0xbb, 0xad, 0xa6,
+	0xdf, 0x2f, 0xea, 0x64, 0x3e, 0x0f, 0xca, 0x39, 0x58, 0x70, 0x83, 0x7d, 0xba, 0xf7, 0x73, 0x3b,
+	0x93, 0xa0, 0x32, 0x30, 0xfa, 0x24, 0x74, 0x7b, 0xf5, 0x88, 0x7d, 0x10, 0xda, 0x76, 0x0c, 0xbb,
+	0xe6, 0x6b, 0xdf, 0x91, 0xff, 0x72, 0x79, 0xbd, 0x9b, 0x3f, 0xf3, 0x2e, 0xde, 0xe0, 0xdf, 0x90,
+	0x9c, 0x91, 0xf1, 0x3b, 0xa1, 0x47, 0x12, 0xd7, 0x7b, 0x8d, 0x77, 0x56, 0x6d, 0x26, 0xb9, 0x6a,
+	0x42, 0x9e, 0xee, 0x22, 0x69, 0x5f, 0xd2, 0x59, 0xfe, 0x48, 0xc2, 0x19, 0x78, 0x52, 0x19, 0xab,
+	0xd3, 0x18, 0x94, 0x9d, 0x5a, 0x89, 0x4a, 0x2c, 0xbd, 0x3d, 0xb7, 0x32, 0x11, 0x28, 0x2f, 0xaa,
+	0xef, 0xfb, 0xac, 0x5d, 0x1c, 0x9f, 0x7f, 0x07, 0x00, 0x00, 0xff, 0xff, 0x16, 0x61, 0x3b, 0xc3,
+	0x1b, 0x03, 0x00, 0x00,
+}
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ context.Context
+var _ grpc.ClientConn
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+const _ = grpc.SupportPackageIsVersion4
+
+// MetricsServiceClient is the client API for MetricsService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
+type MetricsServiceClient interface {
+	// For performance reasons, it is recommended to keep this RPC
+	// alive for the entire life of the application.
+	Export(ctx context.Context, opts ...grpc.CallOption) (MetricsService_ExportClient, error)
+}
+
+type metricsServiceClient struct {
+	cc *grpc.ClientConn
+}
+
+func NewMetricsServiceClient(cc *grpc.ClientConn) MetricsServiceClient {
+	return &metricsServiceClient{cc}
+}
+
+func (c *metricsServiceClient) Export(ctx context.Context, opts ...grpc.CallOption) (MetricsService_ExportClient, error) {
+	stream, err := c.cc.NewStream(ctx, &_MetricsService_serviceDesc.Streams[0], "/opencensus.proto.agent.metrics.v1.MetricsService/Export", opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &metricsServiceExportClient{stream}
+	return x, nil
+}
+
+type MetricsService_ExportClient interface {
+	Send(*ExportMetricsServiceRequest) error
+	Recv() (*ExportMetricsServiceResponse, error)
+	grpc.ClientStream
+}
+
+type metricsServiceExportClient struct {
+	grpc.ClientStream
+}
+
+func (x *metricsServiceExportClient) Send(m *ExportMetricsServiceRequest) error {
+	return x.ClientStream.SendMsg(m)
+}
+
+func (x *metricsServiceExportClient) Recv() (*ExportMetricsServiceResponse, error) {
+	m := new(ExportMetricsServiceResponse)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+// MetricsServiceServer is the server API for MetricsService service.
+type MetricsServiceServer interface {
+	// For performance reasons, it is recommended to keep this RPC
+	// alive for the entire life of the application.
+	Export(MetricsService_ExportServer) error
+}
+
+func RegisterMetricsServiceServer(s *grpc.Server, srv MetricsServiceServer) {
+	s.RegisterService(&_MetricsService_serviceDesc, srv)
+}
+
+func _MetricsService_Export_Handler(srv interface{}, stream grpc.ServerStream) error {
+	return srv.(MetricsServiceServer).Export(&metricsServiceExportServer{stream})
+}
+
+type MetricsService_ExportServer interface {
+	Send(*ExportMetricsServiceResponse) error
+	Recv() (*ExportMetricsServiceRequest, error)
+	grpc.ServerStream
+}
+
+type metricsServiceExportServer struct {
+	grpc.ServerStream
+}
+
+func (x *metricsServiceExportServer) Send(m *ExportMetricsServiceResponse) error {
+	return x.ServerStream.SendMsg(m)
+}
+
+func (x *metricsServiceExportServer) Recv() (*ExportMetricsServiceRequest, error) {
+	m := new(ExportMetricsServiceRequest)
+	if err := x.ServerStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+var _MetricsService_serviceDesc = grpc.ServiceDesc{
+	ServiceName: "opencensus.proto.agent.metrics.v1.MetricsService",
+	HandlerType: (*MetricsServiceServer)(nil),
+	Methods:     []grpc.MethodDesc{},
+	Streams: []grpc.StreamDesc{
+		{
+			StreamName:    "Export",
+			Handler:       _MetricsService_Export_Handler,
+			ServerStreams: true,
+			ClientStreams: true,
+		},
+	},
+	Metadata: "opencensus/proto/agent/metrics/v1/metrics_service.proto",
+}

vendor/github.com/census-instrumentation/opencensus-proto/gen-go/agent/trace/v1/trace_service.pb.go

@@ -4,12 +4,12 @@
 package v1
 
 import (
+	context "context"
 	fmt "fmt"
 	v1 "github.com/census-instrumentation/opencensus-proto/gen-go/agent/common/v1"
 	v12 "github.com/census-instrumentation/opencensus-proto/gen-go/resource/v1"
 	v11 "github.com/census-instrumentation/opencensus-proto/gen-go/trace/v1"
 	proto "github.com/golang/protobuf/proto"
-	context "golang.org/x/net/context"
 	grpc "google.golang.org/grpc"
 	math "math"
 )
@@ -23,7 +23,7 @@ var _ = math.Inf
 // is compatible with the proto package it is being compiled against.
 // A compilation error at this line likely means your copy of the
 // proto package needs to be updated.
-const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
 
 type CurrentLibraryConfig struct {
 	// This is required only in the first message on the stream or if the

vendor/github.com/census-instrumentation/opencensus-proto/gen-go/agent/trace/v1/trace_service.pb.gw.go

@@ -0,0 +1,154 @@
+// Code generated by protoc-gen-grpc-gateway. DO NOT EDIT.
+// source: opencensus/proto/agent/trace/v1/trace_service.proto
+
+/*
+Package v1 is a reverse proxy.
+
+It translates gRPC into RESTful JSON APIs.
+*/
+package v1
+
+import (
+	"io"
+	"net/http"
+
+	"github.com/golang/protobuf/proto"
+	"github.com/grpc-ecosystem/grpc-gateway/runtime"
+	"github.com/grpc-ecosystem/grpc-gateway/utilities"
+	"golang.org/x/net/context"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/grpclog"
+	"google.golang.org/grpc/status"
+)
+
+var _ codes.Code
+var _ io.Reader
+var _ status.Status
+var _ = runtime.String
+var _ = utilities.NewDoubleArray
+
+func request_TraceService_Export_0(ctx context.Context, marshaler runtime.Marshaler, client TraceServiceClient, req *http.Request, pathParams map[string]string) (TraceService_ExportClient, runtime.ServerMetadata, error) {
+	var metadata runtime.ServerMetadata
+	stream, err := client.Export(ctx)
+	if err != nil {
+		grpclog.Infof("Failed to start streaming: %v", err)
+		return nil, metadata, err
+	}
+	newReader, berr := utilities.IOReaderFactory(req.Body)
+	if berr != nil {
+		return nil, metadata, berr
+	}
+	dec := marshaler.NewDecoder(newReader())
+	handleSend := func() error {
+		var protoReq ExportTraceServiceRequest
+		err := dec.Decode(&protoReq)
+		if err == io.EOF {
+			return err
+		}
+		if err != nil {
+			grpclog.Infof("Failed to decode request: %v", err)
+			return err
+		}
+		if err := stream.Send(&protoReq); err != nil {
+			grpclog.Infof("Failed to send request: %v", err)
+			return err
+		}
+		return nil
+	}
+	if err := handleSend(); err != nil {
+		if cerr := stream.CloseSend(); cerr != nil {
+			grpclog.Infof("Failed to terminate client stream: %v", cerr)
+		}
+		if err == io.EOF {
+			return stream, metadata, nil
+		}
+		return nil, metadata, err
+	}
+	go func() {
+		for {
+			if err := handleSend(); err != nil {
+				break
+			}
+		}
+		if err := stream.CloseSend(); err != nil {
+			grpclog.Infof("Failed to terminate client stream: %v", err)
+		}
+	}()
+	header, err := stream.Header()
+	if err != nil {
+		grpclog.Infof("Failed to get header from client: %v", err)
+		return nil, metadata, err
+	}
+	metadata.HeaderMD = header
+	return stream, metadata, nil
+}
+
+// RegisterTraceServiceHandlerFromEndpoint is same as RegisterTraceServiceHandler but
+// automatically dials to "endpoint" and closes the connection when "ctx" gets done.
+func RegisterTraceServiceHandlerFromEndpoint(ctx context.Context, mux *runtime.ServeMux, endpoint string, opts []grpc.DialOption) (err error) {
+	conn, err := grpc.Dial(endpoint, opts...)
+	if err != nil {
+		return err
+	}
+	defer func() {
+		if err != nil {
+			if cerr := conn.Close(); cerr != nil {
+				grpclog.Infof("Failed to close conn to %s: %v", endpoint, cerr)
+			}
+			return
+		}
+		go func() {
+			<-ctx.Done()
+			if cerr := conn.Close(); cerr != nil {
+				grpclog.Infof("Failed to close conn to %s: %v", endpoint, cerr)
+			}
+		}()
+	}()
+
+	return RegisterTraceServiceHandler(ctx, mux, conn)
+}
+
+// RegisterTraceServiceHandler registers the http handlers for service TraceService to "mux".
+// The handlers forward requests to the grpc endpoint over "conn".
+func RegisterTraceServiceHandler(ctx context.Context, mux *runtime.ServeMux, conn *grpc.ClientConn) error {
+	return RegisterTraceServiceHandlerClient(ctx, mux, NewTraceServiceClient(conn))
+}
+
+// RegisterTraceServiceHandlerClient registers the http handlers for service TraceService
+// to "mux". The handlers forward requests to the grpc endpoint over the given implementation of "TraceServiceClient".
+// Note: the gRPC framework executes interceptors within the gRPC handler. If the passed in "TraceServiceClient"
+// doesn't go through the normal gRPC flow (creating a gRPC client etc.) then it will be up to the passed in
+// "TraceServiceClient" to call the correct interceptors.
+func RegisterTraceServiceHandlerClient(ctx context.Context, mux *runtime.ServeMux, client TraceServiceClient) error {
+
+	mux.Handle("POST", pattern_TraceService_Export_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateContext(ctx, mux, req)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_TraceService_Export_0(rctx, inboundMarshaler, client, req, pathParams)
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_TraceService_Export_0(ctx, mux, outboundMarshaler, w, req, func() (proto.Message, error) { return resp.Recv() }, mux.GetForwardResponseOptions()...)
+
+	})
+
+	return nil
+}
+
+var (
+	pattern_TraceService_Export_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"v1", "trace"}, ""))
+)
+
+var (
+	forward_TraceService_Export_0 = runtime.ForwardResponseStream
+)