diff --git a/vendor/github.com/uber/jaeger-client-go/thrift/protocol.go b/vendor/github.com/uber/jaeger-client-go/thrift/protocol.go
new file mode 100644
index 0000000..0a69bd4
--- /dev/null
+++ b/vendor/github.com/uber/jaeger-client-go/thrift/protocol.go
@@ -0,0 +1,177 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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 thrift
+
+import (
+	"context"
+	"errors"
+	"fmt"
+)
+
+const (
+	VERSION_MASK = 0xffff0000
+	VERSION_1    = 0x80010000
+)
+
+type TProtocol interface {
+	WriteMessageBegin(ctx context.Context, name string, typeId TMessageType, seqid int32) error
+	WriteMessageEnd(ctx context.Context) error
+	WriteStructBegin(ctx context.Context, name string) error
+	WriteStructEnd(ctx context.Context) error
+	WriteFieldBegin(ctx context.Context, name string, typeId TType, id int16) error
+	WriteFieldEnd(ctx context.Context) error
+	WriteFieldStop(ctx context.Context) error
+	WriteMapBegin(ctx context.Context, keyType TType, valueType TType, size int) error
+	WriteMapEnd(ctx context.Context) error
+	WriteListBegin(ctx context.Context, elemType TType, size int) error
+	WriteListEnd(ctx context.Context) error
+	WriteSetBegin(ctx context.Context, elemType TType, size int) error
+	WriteSetEnd(ctx context.Context) error
+	WriteBool(ctx context.Context, value bool) error
+	WriteByte(ctx context.Context, value int8) error
+	WriteI16(ctx context.Context, value int16) error
+	WriteI32(ctx context.Context, value int32) error
+	WriteI64(ctx context.Context, value int64) error
+	WriteDouble(ctx context.Context, value float64) error
+	WriteString(ctx context.Context, value string) error
+	WriteBinary(ctx context.Context, value []byte) error
+
+	ReadMessageBegin(ctx context.Context) (name string, typeId TMessageType, seqid int32, err error)
+	ReadMessageEnd(ctx context.Context) error
+	ReadStructBegin(ctx context.Context) (name string, err error)
+	ReadStructEnd(ctx context.Context) error
+	ReadFieldBegin(ctx context.Context) (name string, typeId TType, id int16, err error)
+	ReadFieldEnd(ctx context.Context) error
+	ReadMapBegin(ctx context.Context) (keyType TType, valueType TType, size int, err error)
+	ReadMapEnd(ctx context.Context) error
+	ReadListBegin(ctx context.Context) (elemType TType, size int, err error)
+	ReadListEnd(ctx context.Context) error
+	ReadSetBegin(ctx context.Context) (elemType TType, size int, err error)
+	ReadSetEnd(ctx context.Context) error
+	ReadBool(ctx context.Context) (value bool, err error)
+	ReadByte(ctx context.Context) (value int8, err error)
+	ReadI16(ctx context.Context) (value int16, err error)
+	ReadI32(ctx context.Context) (value int32, err error)
+	ReadI64(ctx context.Context) (value int64, err error)
+	ReadDouble(ctx context.Context) (value float64, err error)
+	ReadString(ctx context.Context) (value string, err error)
+	ReadBinary(ctx context.Context) (value []byte, err error)
+
+	Skip(ctx context.Context, fieldType TType) (err error)
+	Flush(ctx context.Context) (err error)
+
+	Transport() TTransport
+}
+
+// The maximum recursive depth the skip() function will traverse
+const DEFAULT_RECURSION_DEPTH = 64
+
+// Skips over the next data element from the provided input TProtocol object.
+func SkipDefaultDepth(ctx context.Context, prot TProtocol, typeId TType) (err error) {
+	return Skip(ctx, prot, typeId, DEFAULT_RECURSION_DEPTH)
+}
+
+// Skips over the next data element from the provided input TProtocol object.
+func Skip(ctx context.Context, self TProtocol, fieldType TType, maxDepth int) (err error) {
+
+	if maxDepth <= 0 {
+		return NewTProtocolExceptionWithType(DEPTH_LIMIT, errors.New("Depth limit exceeded"))
+	}
+
+	switch fieldType {
+	case BOOL:
+		_, err = self.ReadBool(ctx)
+		return
+	case BYTE:
+		_, err = self.ReadByte(ctx)
+		return
+	case I16:
+		_, err = self.ReadI16(ctx)
+		return
+	case I32:
+		_, err = self.ReadI32(ctx)
+		return
+	case I64:
+		_, err = self.ReadI64(ctx)
+		return
+	case DOUBLE:
+		_, err = self.ReadDouble(ctx)
+		return
+	case STRING:
+		_, err = self.ReadString(ctx)
+		return
+	case STRUCT:
+		if _, err = self.ReadStructBegin(ctx); err != nil {
+			return err
+		}
+		for {
+			_, typeId, _, _ := self.ReadFieldBegin(ctx)
+			if typeId == STOP {
+				break
+			}
+			err := Skip(ctx, self, typeId, maxDepth-1)
+			if err != nil {
+				return err
+			}
+			self.ReadFieldEnd(ctx)
+		}
+		return self.ReadStructEnd(ctx)
+	case MAP:
+		keyType, valueType, size, err := self.ReadMapBegin(ctx)
+		if err != nil {
+			return err
+		}
+		for i := 0; i < size; i++ {
+			err := Skip(ctx, self, keyType, maxDepth-1)
+			if err != nil {
+				return err
+			}
+			self.Skip(ctx, valueType)
+		}
+		return self.ReadMapEnd(ctx)
+	case SET:
+		elemType, size, err := self.ReadSetBegin(ctx)
+		if err != nil {
+			return err
+		}
+		for i := 0; i < size; i++ {
+			err := Skip(ctx, self, elemType, maxDepth-1)
+			if err != nil {
+				return err
+			}
+		}
+		return self.ReadSetEnd(ctx)
+	case LIST:
+		elemType, size, err := self.ReadListBegin(ctx)
+		if err != nil {
+			return err
+		}
+		for i := 0; i < size; i++ {
+			err := Skip(ctx, self, elemType, maxDepth-1)
+			if err != nil {
+				return err
+			}
+		}
+		return self.ReadListEnd(ctx)
+	default:
+		return NewTProtocolExceptionWithType(INVALID_DATA, errors.New(fmt.Sprintf("Unknown data type %d", fieldType)))
+	}
+	return nil
+}