Updating dependencies (#9139)

20 files changed, 447 insertions, 116 deletions

diff --git a/vendor/github.com/go-ini/ini/.travis.yml b/vendor/github.com/go-ini/ini/.travis.yml
index 3cb77dc9a..4a237eafa 100644
--- a/vendor/github.com/go-ini/ini/.travis.yml
+++ b/vendor/github.com/go-ini/ini/.travis.yml
@@ -1,7 +1,6 @@
 sudo: false
 language: go
 go:
-  - 1.5.x
   - 1.6.x
   - 1.7.x
   - 1.8.x
diff --git a/vendor/github.com/go-ini/ini/README.md b/vendor/github.com/go-ini/ini/README.md
index 95d920d6b..988dceaba 100644
--- a/vendor/github.com/go-ini/ini/README.md
+++ b/vendor/github.com/go-ini/ini/README.md
@@ -1,4 +1,4 @@
-INI [![Build Status](https://travis-ci.org/go-ini/ini.svg?branch=master)](https://travis-ci.org/go-ini/ini) [![Sourcegraph](https://sourcegraph.com/github.com/go-ini/ini/-/badge.svg)](https://sourcegraph.com/github.com/go-ini/ini?badge)
+INI [![Build Status](https://travis-ci.org/go-ini/ini.svg?branch=master)](https://travis-ci.org/go-ini/ini) [![Sourcegraph](https://img.shields.io/badge/view%20on-Sourcegraph-brightgreen.svg)](https://sourcegraph.com/github.com/go-ini/ini)
 ===
 
 ![](https://avatars0.githubusercontent.com/u/10216035?v=3&s=200)
diff --git a/vendor/github.com/go-ini/ini/ini.go b/vendor/github.com/go-ini/ini/ini.go
index 15ebc8f72..595f6002f 100644
--- a/vendor/github.com/go-ini/ini/ini.go
+++ b/vendor/github.com/go-ini/ini/ini.go
@@ -1,3 +1,5 @@
+// +build go1.6
+
 // Copyright 2014 Unknwon
 //
 // Licensed under the Apache License, Version 2.0 (the "License"): you may
@@ -32,7 +34,7 @@ const (
 
 	// Maximum allowed depth when recursively substituing variable names.
 	_DEPTH_VALUES = 99
-	_VERSION      = "1.37.0"
+	_VERSION      = "1.38.1"
 )
 
 // Version returns current package version literal.
@@ -132,6 +134,8 @@ type LoadOptions struct {
 	IgnoreContinuation bool
 	// IgnoreInlineComment indicates whether to ignore comments at the end of value and treat it as part of value.
 	IgnoreInlineComment bool
+	// SkipUnrecognizableLines indicates whether to skip unrecognizable lines that do not conform to key/value pairs.
+	SkipUnrecognizableLines bool
 	// AllowBooleanKeys indicates whether to allow boolean type keys or treat as value is missing.
 	// This type of keys are mostly used in my.cnf.
 	AllowBooleanKeys bool
@@ -157,7 +161,7 @@ type LoadOptions struct {
 	// when value is NOT surrounded by any quotes.
 	// Note: UNSTABLE, behavior might change to only unescape inside double quotes but may noy necessary at all.
 	UnescapeValueCommentSymbols bool
-	// Some INI formats allow group blocks that store a block of raw content that doesn't otherwise
+	// UnparseableSections stores a list of blocks that are allowed with raw content which do not otherwise
 	// conform to key/value pairs. Specify the names of those blocks here.
 	UnparseableSections []string
 }
diff --git a/vendor/github.com/go-ini/ini/parser.go b/vendor/github.com/go-ini/ini/parser.go
index d5aa2db60..3daf54c38 100644
--- a/vendor/github.com/go-ini/ini/parser.go
+++ b/vendor/github.com/go-ini/ini/parser.go
@@ -339,8 +339,7 @@ func (f *File) parse(reader io.Reader) (err error) {
 
 	// NOTE: Iterate and increase `currentPeekSize` until
 	// the size of the parser buffer is found.
-	// TODO: When Golang 1.10 is the lowest version supported,
-	// replace with `parserBufferSize := p.buf.Size()`.
+	// TODO(unknwon): When Golang 1.10 is the lowest version supported, replace with `parserBufferSize := p.buf.Size()`.
 	parserBufferSize := 0
 	// NOTE: Peek 1kb at a time.
 	currentPeekSize := 1024
@@ -390,8 +389,7 @@ func (f *File) parse(reader io.Reader) (err error) {
 		// Section
 		if line[0] == '[' {
 			// Read to the next ']' (TODO: support quoted strings)
-			// TODO(unknwon): use LastIndexByte when stop supporting Go1.4
-			closeIdx := bytes.LastIndex(line, []byte("]"))
+			closeIdx := bytes.LastIndexByte(line, ']')
 			if closeIdx == -1 {
 				return fmt.Errorf("unclosed section: %s", line)
 			}
@@ -433,25 +431,31 @@ func (f *File) parse(reader io.Reader) (err error) {
 		kname, offset, err := readKeyName(line)
 		if err != nil {
 			// Treat as boolean key when desired, and whole line is key name.
-			if IsErrDelimiterNotFound(err) && f.options.AllowBooleanKeys {
-				kname, err := p.readValue(line,
-					parserBufferSize,
-					f.options.IgnoreContinuation,
-					f.options.IgnoreInlineComment,
-					f.options.UnescapeValueDoubleQuotes,
-					f.options.UnescapeValueCommentSymbols,
-					f.options.AllowPythonMultilineValues,
-					f.options.SpaceBeforeInlineComment)
-				if err != nil {
-					return err
-				}
-				key, err := section.NewBooleanKey(kname)
-				if err != nil {
-					return err
+			if IsErrDelimiterNotFound(err) {
+				switch {
+				case f.options.AllowBooleanKeys:
+					kname, err := p.readValue(line,
+						parserBufferSize,
+						f.options.IgnoreContinuation,
+						f.options.IgnoreInlineComment,
+						f.options.UnescapeValueDoubleQuotes,
+						f.options.UnescapeValueCommentSymbols,
+						f.options.AllowPythonMultilineValues,
+						f.options.SpaceBeforeInlineComment)
+					if err != nil {
+						return err
+					}
+					key, err := section.NewBooleanKey(kname)
+					if err != nil {
+						return err
+					}
+					key.Comment = strings.TrimSpace(p.comment.String())
+					p.comment.Reset()
+					continue
+
+				case f.options.SkipUnrecognizableLines:
+					continue
 				}
-				key.Comment = strings.TrimSpace(p.comment.String())
-				p.comment.Reset()
-				continue
 			}
 			return err
 		}
diff --git a/vendor/github.com/go-ini/ini/section.go b/vendor/github.com/go-ini/ini/section.go
index d8a402619..340a1efad 100644
--- a/vendor/github.com/go-ini/ini/section.go
+++ b/vendor/github.com/go-ini/ini/section.go
@@ -82,6 +82,7 @@ func (s *Section) NewKey(name, val string) (*Key, error) {
 			}
 		} else {
 			s.keys[name].value = val
+			s.keysHash[name] = val
 		}
 		return s.keys[name], nil
 	}
diff --git a/vendor/github.com/go-sql-driver/mysql/AUTHORS b/vendor/github.com/go-sql-driver/mysql/AUTHORS
index 73ff68fbc..fbe4ec442 100644
--- a/vendor/github.com/go-sql-driver/mysql/AUTHORS
+++ b/vendor/github.com/go-sql-driver/mysql/AUTHORS
@@ -72,6 +72,7 @@ Shuode Li <elemount at qq.com>
 Soroush Pour <me at soroushjp.com>
 Stan Putrya <root.vagner at gmail.com>
 Stanley Gunawan <gunawan.stanley at gmail.com>
+Thomas Wodarek <wodarekwebpage at gmail.com>
 Xiangyu Hu <xiangyu.hu at outlook.com>
 Xiaobing Jiang <s7v7nislands at gmail.com>
 Xiuming Chen <cc at cxm.cc>
diff --git a/vendor/github.com/go-sql-driver/mysql/README.md b/vendor/github.com/go-sql-driver/mysql/README.md
index 2e9b07eeb..7e7df1a3d 100644
--- a/vendor/github.com/go-sql-driver/mysql/README.md
+++ b/vendor/github.com/go-sql-driver/mysql/README.md
@@ -40,7 +40,7 @@ A MySQL-Driver for Go's [database/sql](https://golang.org/pkg/database/sql/) pac
   * Optional placeholder interpolation
 
 ## Requirements
-  * Go 1.7 or higher. We aim to support the 3 latest versions of Go.
+  * Go 1.8 or higher. We aim to support the 3 latest versions of Go.
   * MySQL (4.1+), MariaDB, Percona Server, Google CloudSQL or Sphinx (2.2.3+)
 
 ---------------------------------------
diff --git a/vendor/github.com/go-sql-driver/mysql/auth.go b/vendor/github.com/go-sql-driver/mysql/auth.go
index 0b59f52ee..2f61ecd4f 100644
--- a/vendor/github.com/go-sql-driver/mysql/auth.go
+++ b/vendor/github.com/go-sql-driver/mysql/auth.go
@@ -241,7 +241,7 @@ func (mc *mysqlConn) auth(authData []byte, plugin string) ([]byte, bool, error)
 	switch plugin {
 	case "caching_sha2_password":
 		authResp := scrambleSHA256Password(authData, mc.cfg.Passwd)
-		return authResp, (authResp == nil), nil
+		return authResp, false, nil
 
 	case "mysql_old_password":
 		if !mc.cfg.AllowOldPasswords {
diff --git a/vendor/github.com/go-sql-driver/mysql/driver.go b/vendor/github.com/go-sql-driver/mysql/driver.go
index 8c35de73c..ba1297825 100644
--- a/vendor/github.com/go-sql-driver/mysql/driver.go
+++ b/vendor/github.com/go-sql-driver/mysql/driver.go
@@ -105,6 +105,9 @@ func (d MySQLDriver) Open(dsn string) (driver.Conn, error) {
 		mc.cleanup()
 		return nil, err
 	}
+	if plugin == "" {
+		plugin = defaultAuthPlugin
+	}
 
 	// Send Client Authentication Packet
 	authResp, addNUL, err := mc.auth(authData, plugin)
diff --git a/vendor/github.com/go-sql-driver/mysql/packets.go b/vendor/github.com/go-sql-driver/mysql/packets.go
index f99934e73..170aaa02b 100644
--- a/vendor/github.com/go-sql-driver/mysql/packets.go
+++ b/vendor/github.com/go-sql-driver/mysql/packets.go
@@ -154,15 +154,15 @@ func (mc *mysqlConn) writePacket(data []byte) error {
 
 // Handshake Initialization Packet
 // http://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::Handshake
-func (mc *mysqlConn) readHandshakePacket() ([]byte, string, error) {
-	data, err := mc.readPacket()
+func (mc *mysqlConn) readHandshakePacket() (data []byte, plugin string, err error) {
+	data, err = mc.readPacket()
 	if err != nil {
 		// for init we can rewrite this to ErrBadConn for sql.Driver to retry, since
 		// in connection initialization we don't risk retrying non-idempotent actions.
 		if err == ErrInvalidConn {
 			return nil, "", driver.ErrBadConn
 		}
-		return nil, "", err
+		return
 	}
 
 	if data[0] == iERR {
@@ -198,7 +198,6 @@ func (mc *mysqlConn) readHandshakePacket() ([]byte, string, error) {
 	}
 	pos += 2
 
-	plugin := ""
 	if len(data) > pos {
 		// character set [1 byte]
 		// status flags [2 bytes]
@@ -236,8 +235,6 @@ func (mc *mysqlConn) readHandshakePacket() ([]byte, string, error) {
 		return b[:], plugin, nil
 	}
 
-	plugin = defaultAuthPlugin
-
 	// make a memory safe copy of the cipher slice
 	var b [8]byte
 	copy(b[:], authData)
diff --git a/vendor/github.com/hashicorp/errwrap/README.md b/vendor/github.com/hashicorp/errwrap/README.md
index 1c95f5978..444df08f8 100644
--- a/vendor/github.com/hashicorp/errwrap/README.md
+++ b/vendor/github.com/hashicorp/errwrap/README.md
@@ -48,7 +48,7 @@ func main() {
 	// We can use the Contains helpers to check if an error contains
 	// another error. It is safe to do this with a nil error, or with
 	// an error that doesn't even use the errwrap package.
-	if errwrap.Contains(err, ErrNotExist) {
+	if errwrap.Contains(err, "does not exist") {
 		// Do something
 	}
 	if errwrap.ContainsType(err, new(os.PathError)) {
diff --git a/vendor/github.com/hashicorp/go-multierror/format.go b/vendor/github.com/hashicorp/go-multierror/format.go
index 6c7a3cc91..47f13c49a 100644
--- a/vendor/github.com/hashicorp/go-multierror/format.go
+++ b/vendor/github.com/hashicorp/go-multierror/format.go
@@ -13,7 +13,7 @@ type ErrorFormatFunc func([]error) string
 // that occurred along with a bullet point list of the errors.
 func ListFormatFunc(es []error) string {
 	if len(es) == 1 {
-		return fmt.Sprintf("1 error occurred:\n\n* %s", es[0])
+		return fmt.Sprintf("1 error occurred:\n\t* %s\n\n", es[0])
 	}
 
 	points := make([]string, len(es))
@@ -22,6 +22,6 @@ func ListFormatFunc(es []error) string {
 	}
 
 	return fmt.Sprintf(
-		"%d errors occurred:\n\n%s",
-		len(es), strings.Join(points, "\n"))
+		"%d errors occurred:\n\t%s\n\n",
+		len(es), strings.Join(points, "\n\t"))
 }
diff --git a/vendor/github.com/hashicorp/go-multierror/sort.go b/vendor/github.com/hashicorp/go-multierror/sort.go
new file mode 100644
index 000000000..fecb14e81
--- /dev/null
+++ b/vendor/github.com/hashicorp/go-multierror/sort.go
@@ -0,0 +1,16 @@
+package multierror
+
+// Len implements sort.Interface function for length
+func (err Error) Len() int {
+	return len(err.Errors)
+}
+
+// Swap implements sort.Interface function for swapping elements
+func (err Error) Swap(i, j int) {
+	err.Errors[i], err.Errors[j] = err.Errors[j], err.Errors[i]
+}
+
+// Less implements sort.Interface function for determining order
+func (err Error) Less(i, j int) bool {
+	return err.Errors[i].Error() < err.Errors[j].Error()
+}
diff --git a/vendor/github.com/mailru/easyjson/jlexer/lexer.go b/vendor/github.com/mailru/easyjson/jlexer/lexer.go
index 0fd9b122f..90525e665 100644
--- a/vendor/github.com/mailru/easyjson/jlexer/lexer.go
+++ b/vendor/github.com/mailru/easyjson/jlexer/lexer.go
@@ -649,7 +649,7 @@ func (r *Lexer) Bytes() []byte {
 		return nil
 	}
 	ret := make([]byte, base64.StdEncoding.DecodedLen(len(r.token.byteValue)))
-	len, err := base64.StdEncoding.Decode(ret, r.token.byteValue)
+	n, err := base64.StdEncoding.Decode(ret, r.token.byteValue)
 	if err != nil {
 		r.fatalError = &LexerError{
 			Reason: err.Error(),
@@ -658,7 +658,7 @@ func (r *Lexer) Bytes() []byte {
 	}
 
 	r.consume()
-	return ret[:len]
+	return ret[:n]
 }
 
 // Bool reads a true or false boolean keyword.
diff --git a/vendor/github.com/minio/minio-go/api.go b/vendor/github.com/minio/minio-go/api.go
index 237ddbcae..5856ed2b1 100644
--- a/vendor/github.com/minio/minio-go/api.go
+++ b/vendor/github.com/minio/minio-go/api.go
@@ -99,7 +99,7 @@ type Options struct {
 // Global constants.
 const (
 	libraryName    = "minio-go"
-	libraryVersion = "v6.0.3"
+	libraryVersion = "v6.0.5"
 )
 
 // User Agent should always following the below style.
diff --git a/vendor/github.com/minio/minio-go/functional_tests.go b/vendor/github.com/minio/minio-go/functional_tests.go
index e4ea9b647..207cbd03c 100644
--- a/vendor/github.com/minio/minio-go/functional_tests.go
+++ b/vendor/github.com/minio/minio-go/functional_tests.go
@@ -569,7 +569,7 @@ func testPutObjectReadAt() {
 		logError(testName, function, args, startTime, "", fmt.Sprintf("Number of bytes in stat does not match, expected %d got %d", bufSize, st.Size), err)
 		return
 	}
-	if st.ContentType != objectContentType {
+	if st.ContentType != objectContentType && st.ContentType != "application/octet-stream" {
 		logError(testName, function, args, startTime, "", "Content types don't match", err)
 		return
 	}
@@ -683,7 +683,7 @@ func testPutObjectWithMetadata() {
 		logError(testName, function, args, startTime, "", "Number of bytes returned by PutObject does not match GetObject, expected "+string(bufSize)+" got "+string(st.Size), err)
 		return
 	}
-	if st.ContentType != customContentType {
+	if st.ContentType != customContentType && st.ContentType != "application/octet-stream" {
 		logError(testName, function, args, startTime, "", "ContentType does not match, expected "+customContentType+" got "+st.ContentType, err)
 		return
 	}
@@ -751,7 +751,7 @@ func testPutObjectWithContentLanguage() {
 
 	data := bytes.Repeat([]byte("a"), int(0))
 	n, err := c.PutObject(bucketName, objectName, bytes.NewReader(data), int64(0), minio.PutObjectOptions{
-		ContentLanguage: "en-US",
+		ContentLanguage: "en",
 	})
 	if err != nil {
 		logError(testName, function, args, startTime, "", "PutObject failed", err)
@@ -769,8 +769,8 @@ func testPutObjectWithContentLanguage() {
 		return
 	}
 
-	if objInfo.Metadata.Get("Content-Language") != "en-US" {
-		logError(testName, function, args, startTime, "", "Expected content-language 'en-US' doesn't match with StatObject return value", err)
+	if objInfo.Metadata.Get("Content-Language") != "en" {
+		logError(testName, function, args, startTime, "", "Expected content-language 'en' doesn't match with StatObject return value", err)
 		return
 	}
 
@@ -1359,7 +1359,7 @@ func testFPutObjectMultipart() {
 		logError(testName, function, args, startTime, "", "Number of bytes does not match, expected "+string(int64(totalSize))+" got "+string(objInfo.Size), err)
 		return
 	}
-	if objInfo.ContentType != objectContentType {
+	if objInfo.ContentType != objectContentType && objInfo.ContentType != "application/octet-stream" {
 		logError(testName, function, args, startTime, "", "ContentType doesn't match", err)
 		return
 	}
@@ -1499,6 +1499,7 @@ func testFPutObject() {
 
 	// Perform FPutObject with no contentType provided (Expecting application/x-gtar)
 	args["objectName"] = objectName + "-GTar"
+	args["opts"] = minio.PutObjectOptions{}
 	n, err = c.FPutObject(bucketName, objectName+"-GTar", fName+".gtar", minio.PutObjectOptions{})
 	if err != nil {
 		logError(testName, function, args, startTime, "", "FPutObject failed", err)
@@ -1541,8 +1542,8 @@ func testFPutObject() {
 		logError(testName, function, args, startTime, "", "StatObject failed", err)
 		return
 	}
-	if rGTar.ContentType != "application/x-gtar" {
-		logError(testName, function, args, startTime, "", "ContentType does not match, expected application/x-gtar, got "+rGTar.ContentType, err)
+	if rGTar.ContentType != "application/x-gtar" && rGTar.ContentType != "application/octet-stream" {
+		logError(testName, function, args, startTime, "", "ContentType does not match, expected application/x-gtar or application/octet-stream, got "+rGTar.ContentType, err)
 		return
 	}
 
@@ -4535,7 +4536,7 @@ func testFPutObjectV2() {
 		logError(testName, function, args, startTime, "", "StatObject failed", err)
 		return
 	}
-	if rGTar.ContentType != "application/x-gtar" {
+	if rGTar.ContentType != "application/x-gtar" && rGTar.ContentType != "application/octet-stream" {
 		logError(testName, function, args, startTime, "", "Content-Type headers mismatched, expected: application/x-gtar , got "+rGTar.ContentType, err)
 		return
 	}
diff --git a/vendor/github.com/mitchellh/mapstructure/mapstructure.go b/vendor/github.com/mitchellh/mapstructure/mapstructure.go
index 13cc5e3d6..d3222b8f4 100644
--- a/vendor/github.com/mitchellh/mapstructure/mapstructure.go
+++ b/vendor/github.com/mitchellh/mapstructure/mapstructure.go
@@ -762,6 +762,9 @@ func (d *Decoder) decodeSlice(name string, data interface{}, val reflect.Value)
 						val.Set(reflect.MakeSlice(sliceType, 0, 0))
 						return nil
 					}
+					// Create slice of maps of other sizes
+					return d.decodeSlice(name, []interface{}{data}, val)
+
 				case dataValKind == reflect.String && valElemType.Kind() == reflect.Uint8:
 					return d.decodeSlice(name, []byte(dataVal.String()), val)
 				// All other types we try to convert to the slice type
diff --git a/vendor/github.com/prometheus/client_model/go/metrics.pb.go b/vendor/github.com/prometheus/client_model/go/metrics.pb.go
index b065f8683..9805432c2 100644
--- a/vendor/github.com/prometheus/client_model/go/metrics.pb.go
+++ b/vendor/github.com/prometheus/client_model/go/metrics.pb.go
@@ -1,34 +1,23 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: metrics.proto
-// DO NOT EDIT!
-
-/*
-Package io_prometheus_client is a generated protocol buffer package.
-
-It is generated from these files:
-	metrics.proto
-
-It has these top-level messages:
-	LabelPair
-	Gauge
-	Counter
-	Quantile
-	Summary
-	Untyped
-	Histogram
-	Bucket
-	Metric
-	MetricFamily
-*/
-package io_prometheus_client
+
+package io_prometheus_client // import "github.com/prometheus/client_model/go"
 
 import proto "github.com/golang/protobuf/proto"
+import fmt "fmt"
 import 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.ProtoPackageIsVersion2 // please upgrade the proto package
+
 type MetricType int32
 
 const (
@@ -70,16 +59,41 @@ func (x *MetricType) UnmarshalJSON(data []byte) error {
 	*x = MetricType(value)
 	return nil
 }
+func (MetricType) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{0}
+}
 
 type LabelPair struct {
-	Name             *string `protobuf:"bytes,1,opt,name=name" json:"name,omitempty"`
-	Value            *string `protobuf:"bytes,2,opt,name=value" json:"value,omitempty"`
-	XXX_unrecognized []byte  `json:"-"`
+	Name                 *string  `protobuf:"bytes,1,opt,name=name" json:"name,omitempty"`
+	Value                *string  `protobuf:"bytes,2,opt,name=value" json:"value,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
 }
 
 func (m *LabelPair) Reset()         { *m = LabelPair{} }
 func (m *LabelPair) String() string { return proto.CompactTextString(m) }
 func (*LabelPair) ProtoMessage()    {}
+func (*LabelPair) Descriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{0}
+}
+func (m *LabelPair) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_LabelPair.Unmarshal(m, b)
+}
+func (m *LabelPair) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_LabelPair.Marshal(b, m, deterministic)
+}
+func (dst *LabelPair) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_LabelPair.Merge(dst, src)
+}
+func (m *LabelPair) XXX_Size() int {
+	return xxx_messageInfo_LabelPair.Size(m)
+}
+func (m *LabelPair) XXX_DiscardUnknown() {
+	xxx_messageInfo_LabelPair.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_LabelPair proto.InternalMessageInfo
 
 func (m *LabelPair) GetName() string {
 	if m != nil && m.Name != nil {
@@ -96,13 +110,35 @@ func (m *LabelPair) GetValue() string {
 }
 
 type Gauge struct {
-	Value            *float64 `protobuf:"fixed64,1,opt,name=value" json:"value,omitempty"`
-	XXX_unrecognized []byte   `json:"-"`
+	Value                *float64 `protobuf:"fixed64,1,opt,name=value" json:"value,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
 }
 
 func (m *Gauge) Reset()         { *m = Gauge{} }
 func (m *Gauge) String() string { return proto.CompactTextString(m) }
 func (*Gauge) ProtoMessage()    {}
+func (*Gauge) Descriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{1}
+}
+func (m *Gauge) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Gauge.Unmarshal(m, b)
+}
+func (m *Gauge) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Gauge.Marshal(b, m, deterministic)
+}
+func (dst *Gauge) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Gauge.Merge(dst, src)
+}
+func (m *Gauge) XXX_Size() int {
+	return xxx_messageInfo_Gauge.Size(m)
+}
+func (m *Gauge) XXX_DiscardUnknown() {
+	xxx_messageInfo_Gauge.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Gauge proto.InternalMessageInfo
 
 func (m *Gauge) GetValue() float64 {
 	if m != nil && m.Value != nil {
@@ -112,13 +148,35 @@ func (m *Gauge) GetValue() float64 {
 }
 
 type Counter struct {
-	Value            *float64 `protobuf:"fixed64,1,opt,name=value" json:"value,omitempty"`
-	XXX_unrecognized []byte   `json:"-"`
+	Value                *float64 `protobuf:"fixed64,1,opt,name=value" json:"value,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
 }
 
 func (m *Counter) Reset()         { *m = Counter{} }
 func (m *Counter) String() string { return proto.CompactTextString(m) }
 func (*Counter) ProtoMessage()    {}
+func (*Counter) Descriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{2}
+}
+func (m *Counter) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Counter.Unmarshal(m, b)
+}
+func (m *Counter) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Counter.Marshal(b, m, deterministic)
+}
+func (dst *Counter) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Counter.Merge(dst, src)
+}
+func (m *Counter) XXX_Size() int {
+	return xxx_messageInfo_Counter.Size(m)
+}
+func (m *Counter) XXX_DiscardUnknown() {
+	xxx_messageInfo_Counter.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Counter proto.InternalMessageInfo
 
 func (m *Counter) GetValue() float64 {
 	if m != nil && m.Value != nil {
@@ -128,14 +186,36 @@ func (m *Counter) GetValue() float64 {
 }
 
 type Quantile struct {
-	Quantile         *float64 `protobuf:"fixed64,1,opt,name=quantile" json:"quantile,omitempty"`
-	Value            *float64 `protobuf:"fixed64,2,opt,name=value" json:"value,omitempty"`
-	XXX_unrecognized []byte   `json:"-"`
+	Quantile             *float64 `protobuf:"fixed64,1,opt,name=quantile" json:"quantile,omitempty"`
+	Value                *float64 `protobuf:"fixed64,2,opt,name=value" json:"value,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
 }
 
 func (m *Quantile) Reset()         { *m = Quantile{} }
 func (m *Quantile) String() string { return proto.CompactTextString(m) }
 func (*Quantile) ProtoMessage()    {}
+func (*Quantile) Descriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{3}
+}
+func (m *Quantile) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Quantile.Unmarshal(m, b)
+}
+func (m *Quantile) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Quantile.Marshal(b, m, deterministic)
+}
+func (dst *Quantile) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Quantile.Merge(dst, src)
+}
+func (m *Quantile) XXX_Size() int {
+	return xxx_messageInfo_Quantile.Size(m)
+}
+func (m *Quantile) XXX_DiscardUnknown() {
+	xxx_messageInfo_Quantile.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Quantile proto.InternalMessageInfo
 
 func (m *Quantile) GetQuantile() float64 {
 	if m != nil && m.Quantile != nil {
@@ -152,15 +232,37 @@ func (m *Quantile) GetValue() float64 {
 }
 
 type Summary struct {
-	SampleCount      *uint64     `protobuf:"varint,1,opt,name=sample_count" json:"sample_count,omitempty"`
-	SampleSum        *float64    `protobuf:"fixed64,2,opt,name=sample_sum" json:"sample_sum,omitempty"`
-	Quantile         []*Quantile `protobuf:"bytes,3,rep,name=quantile" json:"quantile,omitempty"`
-	XXX_unrecognized []byte      `json:"-"`
+	SampleCount          *uint64     `protobuf:"varint,1,opt,name=sample_count,json=sampleCount" json:"sample_count,omitempty"`
+	SampleSum            *float64    `protobuf:"fixed64,2,opt,name=sample_sum,json=sampleSum" json:"sample_sum,omitempty"`
+	Quantile             []*Quantile `protobuf:"bytes,3,rep,name=quantile" json:"quantile,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}    `json:"-"`
+	XXX_unrecognized     []byte      `json:"-"`
+	XXX_sizecache        int32       `json:"-"`
 }
 
 func (m *Summary) Reset()         { *m = Summary{} }
 func (m *Summary) String() string { return proto.CompactTextString(m) }
 func (*Summary) ProtoMessage()    {}
+func (*Summary) Descriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{4}
+}
+func (m *Summary) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Summary.Unmarshal(m, b)
+}
+func (m *Summary) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Summary.Marshal(b, m, deterministic)
+}
+func (dst *Summary) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Summary.Merge(dst, src)
+}
+func (m *Summary) XXX_Size() int {
+	return xxx_messageInfo_Summary.Size(m)
+}
+func (m *Summary) XXX_DiscardUnknown() {
+	xxx_messageInfo_Summary.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Summary proto.InternalMessageInfo
 
 func (m *Summary) GetSampleCount() uint64 {
 	if m != nil && m.SampleCount != nil {
@@ -184,13 +286,35 @@ func (m *Summary) GetQuantile() []*Quantile {
 }
 
 type Untyped struct {
-	Value            *float64 `protobuf:"fixed64,1,opt,name=value" json:"value,omitempty"`
-	XXX_unrecognized []byte   `json:"-"`
+	Value                *float64 `protobuf:"fixed64,1,opt,name=value" json:"value,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
 }
 
 func (m *Untyped) Reset()         { *m = Untyped{} }
 func (m *Untyped) String() string { return proto.CompactTextString(m) }
 func (*Untyped) ProtoMessage()    {}
+func (*Untyped) Descriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{5}
+}
+func (m *Untyped) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Untyped.Unmarshal(m, b)
+}
+func (m *Untyped) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Untyped.Marshal(b, m, deterministic)
+}
+func (dst *Untyped) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Untyped.Merge(dst, src)
+}
+func (m *Untyped) XXX_Size() int {
+	return xxx_messageInfo_Untyped.Size(m)
+}
+func (m *Untyped) XXX_DiscardUnknown() {
+	xxx_messageInfo_Untyped.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Untyped proto.InternalMessageInfo
 
 func (m *Untyped) GetValue() float64 {
 	if m != nil && m.Value != nil {
@@ -200,15 +324,37 @@ func (m *Untyped) GetValue() float64 {
 }
 
 type Histogram struct {
-	SampleCount      *uint64   `protobuf:"varint,1,opt,name=sample_count" json:"sample_count,omitempty"`
-	SampleSum        *float64  `protobuf:"fixed64,2,opt,name=sample_sum" json:"sample_sum,omitempty"`
-	Bucket           []*Bucket `protobuf:"bytes,3,rep,name=bucket" json:"bucket,omitempty"`
-	XXX_unrecognized []byte    `json:"-"`
+	SampleCount          *uint64   `protobuf:"varint,1,opt,name=sample_count,json=sampleCount" json:"sample_count,omitempty"`
+	SampleSum            *float64  `protobuf:"fixed64,2,opt,name=sample_sum,json=sampleSum" json:"sample_sum,omitempty"`
+	Bucket               []*Bucket `protobuf:"bytes,3,rep,name=bucket" json:"bucket,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}  `json:"-"`
+	XXX_unrecognized     []byte    `json:"-"`
+	XXX_sizecache        int32     `json:"-"`
 }
 
 func (m *Histogram) Reset()         { *m = Histogram{} }
 func (m *Histogram) String() string { return proto.CompactTextString(m) }
 func (*Histogram) ProtoMessage()    {}
+func (*Histogram) Descriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{6}
+}
+func (m *Histogram) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Histogram.Unmarshal(m, b)
+}
+func (m *Histogram) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Histogram.Marshal(b, m, deterministic)
+}
+func (dst *Histogram) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Histogram.Merge(dst, src)
+}
+func (m *Histogram) XXX_Size() int {
+	return xxx_messageInfo_Histogram.Size(m)
+}
+func (m *Histogram) XXX_DiscardUnknown() {
+	xxx_messageInfo_Histogram.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Histogram proto.InternalMessageInfo
 
 func (m *Histogram) GetSampleCount() uint64 {
 	if m != nil && m.SampleCount != nil {
@@ -232,14 +378,36 @@ func (m *Histogram) GetBucket() []*Bucket {
 }
 
 type Bucket struct {
-	CumulativeCount  *uint64  `protobuf:"varint,1,opt,name=cumulative_count" json:"cumulative_count,omitempty"`
-	UpperBound       *float64 `protobuf:"fixed64,2,opt,name=upper_bound" json:"upper_bound,omitempty"`
-	XXX_unrecognized []byte   `json:"-"`
+	CumulativeCount      *uint64  `protobuf:"varint,1,opt,name=cumulative_count,json=cumulativeCount" json:"cumulative_count,omitempty"`
+	UpperBound           *float64 `protobuf:"fixed64,2,opt,name=upper_bound,json=upperBound" json:"upper_bound,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
 }
 
 func (m *Bucket) Reset()         { *m = Bucket{} }
 func (m *Bucket) String() string { return proto.CompactTextString(m) }
 func (*Bucket) ProtoMessage()    {}
+func (*Bucket) Descriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{7}
+}
+func (m *Bucket) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Bucket.Unmarshal(m, b)
+}
+func (m *Bucket) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Bucket.Marshal(b, m, deterministic)
+}
+func (dst *Bucket) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Bucket.Merge(dst, src)
+}
+func (m *Bucket) XXX_Size() int {
+	return xxx_messageInfo_Bucket.Size(m)
+}
+func (m *Bucket) XXX_DiscardUnknown() {
+	xxx_messageInfo_Bucket.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Bucket proto.InternalMessageInfo
 
 func (m *Bucket) GetCumulativeCount() uint64 {
 	if m != nil && m.CumulativeCount != nil {
@@ -256,19 +424,41 @@ func (m *Bucket) GetUpperBound() float64 {
 }
 
 type Metric struct {
-	Label            []*LabelPair `protobuf:"bytes,1,rep,name=label" json:"label,omitempty"`
-	Gauge            *Gauge       `protobuf:"bytes,2,opt,name=gauge" json:"gauge,omitempty"`
-	Counter          *Counter     `protobuf:"bytes,3,opt,name=counter" json:"counter,omitempty"`
-	Summary          *Summary     `protobuf:"bytes,4,opt,name=summary" json:"summary,omitempty"`
-	Untyped          *Untyped     `protobuf:"bytes,5,opt,name=untyped" json:"untyped,omitempty"`
-	Histogram        *Histogram   `protobuf:"bytes,7,opt,name=histogram" json:"histogram,omitempty"`
-	TimestampMs      *int64       `protobuf:"varint,6,opt,name=timestamp_ms" json:"timestamp_ms,omitempty"`
-	XXX_unrecognized []byte       `json:"-"`
+	Label                []*LabelPair `protobuf:"bytes,1,rep,name=label" json:"label,omitempty"`
+	Gauge                *Gauge       `protobuf:"bytes,2,opt,name=gauge" json:"gauge,omitempty"`
+	Counter              *Counter     `protobuf:"bytes,3,opt,name=counter" json:"counter,omitempty"`
+	Summary              *Summary     `protobuf:"bytes,4,opt,name=summary" json:"summary,omitempty"`
+	Untyped              *Untyped     `protobuf:"bytes,5,opt,name=untyped" json:"untyped,omitempty"`
+	Histogram            *Histogram   `protobuf:"bytes,7,opt,name=histogram" json:"histogram,omitempty"`
+	TimestampMs          *int64       `protobuf:"varint,6,opt,name=timestamp_ms,json=timestampMs" json:"timestamp_ms,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}     `json:"-"`
+	XXX_unrecognized     []byte       `json:"-"`
+	XXX_sizecache        int32        `json:"-"`
 }
 
 func (m *Metric) Reset()         { *m = Metric{} }
 func (m *Metric) String() string { return proto.CompactTextString(m) }
 func (*Metric) ProtoMessage()    {}
+func (*Metric) Descriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{8}
+}
+func (m *Metric) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Metric.Unmarshal(m, b)
+}
+func (m *Metric) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Metric.Marshal(b, m, deterministic)
+}
+func (dst *Metric) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Metric.Merge(dst, src)
+}
+func (m *Metric) XXX_Size() int {
+	return xxx_messageInfo_Metric.Size(m)
+}
+func (m *Metric) XXX_DiscardUnknown() {
+	xxx_messageInfo_Metric.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Metric proto.InternalMessageInfo
 
 func (m *Metric) GetLabel() []*LabelPair {
 	if m != nil {
@@ -320,16 +510,38 @@ func (m *Metric) GetTimestampMs() int64 {
 }
 
 type MetricFamily struct {
-	Name             *string     `protobuf:"bytes,1,opt,name=name" json:"name,omitempty"`
-	Help             *string     `protobuf:"bytes,2,opt,name=help" json:"help,omitempty"`
-	Type             *MetricType `protobuf:"varint,3,opt,name=type,enum=io.prometheus.client.MetricType" json:"type,omitempty"`
-	Metric           []*Metric   `protobuf:"bytes,4,rep,name=metric" json:"metric,omitempty"`
-	XXX_unrecognized []byte      `json:"-"`
+	Name                 *string     `protobuf:"bytes,1,opt,name=name" json:"name,omitempty"`
+	Help                 *string     `protobuf:"bytes,2,opt,name=help" json:"help,omitempty"`
+	Type                 *MetricType `protobuf:"varint,3,opt,name=type,enum=io.prometheus.client.MetricType" json:"type,omitempty"`
+	Metric               []*Metric   `protobuf:"bytes,4,rep,name=metric" json:"metric,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}    `json:"-"`
+	XXX_unrecognized     []byte      `json:"-"`
+	XXX_sizecache        int32       `json:"-"`
 }
 
 func (m *MetricFamily) Reset()         { *m = MetricFamily{} }
 func (m *MetricFamily) String() string { return proto.CompactTextString(m) }
 func (*MetricFamily) ProtoMessage()    {}
+func (*MetricFamily) Descriptor() ([]byte, []int) {
+	return fileDescriptor_metrics_c97c9a2b9560cb8f, []int{9}
+}
+func (m *MetricFamily) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_MetricFamily.Unmarshal(m, b)
+}
+func (m *MetricFamily) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_MetricFamily.Marshal(b, m, deterministic)
+}
+func (dst *MetricFamily) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_MetricFamily.Merge(dst, src)
+}
+func (m *MetricFamily) XXX_Size() int {
+	return xxx_messageInfo_MetricFamily.Size(m)
+}
+func (m *MetricFamily) XXX_DiscardUnknown() {
+	xxx_messageInfo_MetricFamily.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_MetricFamily proto.InternalMessageInfo
 
 func (m *MetricFamily) GetName() string {
 	if m != nil && m.Name != nil {
@@ -360,5 +572,58 @@ func (m *MetricFamily) GetMetric() []*Metric {
 }
 
 func init() {
+	proto.RegisterType((*LabelPair)(nil), "io.prometheus.client.LabelPair")
+	proto.RegisterType((*Gauge)(nil), "io.prometheus.client.Gauge")
+	proto.RegisterType((*Counter)(nil), "io.prometheus.client.Counter")
+	proto.RegisterType((*Quantile)(nil), "io.prometheus.client.Quantile")
+	proto.RegisterType((*Summary)(nil), "io.prometheus.client.Summary")
+	proto.RegisterType((*Untyped)(nil), "io.prometheus.client.Untyped")
+	proto.RegisterType((*Histogram)(nil), "io.prometheus.client.Histogram")
+	proto.RegisterType((*Bucket)(nil), "io.prometheus.client.Bucket")
+	proto.RegisterType((*Metric)(nil), "io.prometheus.client.Metric")
+	proto.RegisterType((*MetricFamily)(nil), "io.prometheus.client.MetricFamily")
 	proto.RegisterEnum("io.prometheus.client.MetricType", MetricType_name, MetricType_value)
 }
+
+func init() { proto.RegisterFile("metrics.proto", fileDescriptor_metrics_c97c9a2b9560cb8f) }
+
+var fileDescriptor_metrics_c97c9a2b9560cb8f = []byte{
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+	0x13, 0x46, 0x2b, 0x4e, 0x58, 0x11, 0xb1, 0x2a, 0xe8, 0xf6, 0xad, 0xdd, 0x0e, 0xf6, 0x56, 0x58,
+	0x58, 0x0d, 0x7e, 0x5b, 0xb0, 0xa1, 0x6f, 0xe0, 0x13, 0x61, 0x49, 0xba, 0x6c, 0xfd, 0x83, 0x11,
+	0xd8, 0x0b, 0x9a, 0x16, 0xe6, 0x07, 0x56, 0x35, 0x3a, 0x00, 0x5b, 0x7a, 0x54, 0x47, 0xf8, 0xff,
+	0x7e, 0xbf, 0xdd, 0x95, 0x9e, 0x3c, 0x59, 0x16, 0x14, 0x2b, 0xb6, 0x0c, 0x9f, 0x7e, 0x53, 0x02,
+	0xfb, 0xb1, 0xf0, 0x69, 0x1d, 0x36, 0xdc, 0xd7, 0x21, 0x40, 0x33, 0x09, 0x79, 0xd0, 0x3b, 0xbd,
+	0x9c, 0x5e, 0x4c, 0xce, 0xb0, 0xff, 0x1f, 0x72, 0xc1, 0x19, 0x1d, 0x4f, 0x47, 0x67, 0xbe, 0x25,
+	0xf1, 0xf1, 0x34, 0x0c, 0x8f, 0xf1, 0xb5, 0xbf, 0x26, 0x17, 0xd3, 0x8b, 0xc9, 0xf5, 0xd5, 0xd9,
+	0x47, 0xbf, 0x83, 0x36, 0xc1, 0x3d, 0xff, 0x3c, 0x9e, 0x5c, 0x8e, 0xf0, 0x71, 0xe8, 0xdb, 0x27,
+	0x18, 0x5a, 0x5f, 0xb2, 0x6f, 0x47, 0xf3, 0x84, 0x2f, 0xc4, 0x6c, 0x18, 0xe7, 0x6c, 0xaf, 0xe9,
+	0xee, 0xe9, 0x6e, 0xc4, 0xf2, 0x1b, 0x9a, 0xee, 0xcd, 0xf3, 0x77, 0x49, 0x1e, 0x35, 0xdd, 0x48,
+	0x77, 0xff, 0x06, 0x00, 0x00, 0xff, 0xff, 0x45, 0x21, 0x7f, 0x64, 0x2b, 0x05, 0x00, 0x00,
+}
diff --git a/vendor/github.com/prometheus/procfs/mountstats.go b/vendor/github.com/prometheus/procfs/mountstats.go
index e95ddbc67..7a8a1e099 100644
--- a/vendor/github.com/prometheus/procfs/mountstats.go
+++ b/vendor/github.com/prometheus/procfs/mountstats.go
@@ -39,8 +39,11 @@ const (
 	statVersion10 = "1.0"
 	statVersion11 = "1.1"
 
-	fieldTransport10Len = 10
-	fieldTransport11Len = 13
+	fieldTransport10TCPLen = 10
+	fieldTransport10UDPLen = 7
+
+	fieldTransport11TCPLen = 13
+	fieldTransport11UDPLen = 10
 )
 
 // A Mount is a device mount parsed from /proc/[pid]/mountstats.
@@ -186,6 +189,8 @@ type NFSOperationStats struct {
 // A NFSTransportStats contains statistics for the NFS mount RPC requests and
 // responses.
 type NFSTransportStats struct {
+	// The transport protocol used for the NFS mount.
+	Protocol string
 	// The local port used for the NFS mount.
 	Port uint64
 	// Number of times the client has had to establish a connection from scratch
@@ -360,7 +365,7 @@ func parseMountStatsNFS(s *bufio.Scanner, statVersion string) (*MountStatsNFS, e
 				return nil, fmt.Errorf("not enough information for NFS transport stats: %v", ss)
 			}
 
-			tstats, err := parseNFSTransportStats(ss[2:], statVersion)
+			tstats, err := parseNFSTransportStats(ss[1:], statVersion)
 			if err != nil {
 				return nil, err
 			}
@@ -522,13 +527,33 @@ func parseNFSOperationStats(s *bufio.Scanner) ([]NFSOperationStats, error) {
 // parseNFSTransportStats parses a NFSTransportStats line using an input set of
 // integer fields matched to a specific stats version.
 func parseNFSTransportStats(ss []string, statVersion string) (*NFSTransportStats, error) {
+	// Extract the protocol field. It is the only string value in the line
+	protocol := ss[0]
+	ss = ss[1:]
+
 	switch statVersion {
 	case statVersion10:
-		if len(ss) != fieldTransport10Len {
+		var expectedLength int
+		if protocol == "tcp" {
+			expectedLength = fieldTransport10TCPLen
+		} else if protocol == "udp" {
+			expectedLength = fieldTransport10UDPLen
+		} else {
+			return nil, fmt.Errorf("invalid NFS protocol \"%s\" in stats 1.0 statement: %v", protocol, ss)
+		}
+		if len(ss) != expectedLength {
 			return nil, fmt.Errorf("invalid NFS transport stats 1.0 statement: %v", ss)
 		}
 	case statVersion11:
-		if len(ss) != fieldTransport11Len {
+		var expectedLength int
+		if protocol == "tcp" {
+			expectedLength = fieldTransport11TCPLen
+		} else if protocol == "udp" {
+			expectedLength = fieldTransport11UDPLen
+		} else {
+			return nil, fmt.Errorf("invalid NFS protocol \"%s\" in stats 1.1 statement: %v", protocol, ss)
+		}
+		if len(ss) != expectedLength {
 			return nil, fmt.Errorf("invalid NFS transport stats 1.1 statement: %v", ss)
 		}
 	default:
@@ -536,12 +561,13 @@ func parseNFSTransportStats(ss []string, statVersion string) (*NFSTransportStats
 	}
 
 	// Allocate enough for v1.1 stats since zero value for v1.1 stats will be okay
-	// in a v1.0 response.
+	// in a v1.0 response. Since the stat length is bigger for TCP stats, we use
+	// the TCP length here.
 	//
 	// Note: slice length must be set to length of v1.1 stats to avoid a panic when
 	// only v1.0 stats are present.
 	// See: https://github.com/prometheus/node_exporter/issues/571.
-	ns := make([]uint64, fieldTransport11Len)
+	ns := make([]uint64, fieldTransport11TCPLen)
 	for i, s := range ss {
 		n, err := strconv.ParseUint(s, 10, 64)
 		if err != nil {
@@ -551,7 +577,18 @@ func parseNFSTransportStats(ss []string, statVersion string) (*NFSTransportStats
 		ns[i] = n
 	}
 
+	// The fields differ depending on the transport protocol (TCP or UDP)
+	// From https://utcc.utoronto.ca/%7Ecks/space/blog/linux/NFSMountstatsXprt
+	//
+	// For the udp RPC transport there is no connection count, connect idle time,
+	// or idle time (fields #3, #4, and #5); all other fields are the same. So
+	// we set them to 0 here.
+	if protocol == "udp" {
+		ns = append(ns[:2], append(make([]uint64, 3), ns[2:]...)...)
+	}
+
 	return &NFSTransportStats{
+		Protocol:                 protocol,
 		Port:                     ns[0],
 		Bind:                     ns[1],
 		Connect:                  ns[2],
diff --git a/vendor/github.com/prometheus/procfs/xfrm.go b/vendor/github.com/prometheus/procfs/xfrm.go
index ffe9df50d..8f1508f0f 100644
--- a/vendor/github.com/prometheus/procfs/xfrm.go
+++ b/vendor/github.com/prometheus/procfs/xfrm.go
@@ -113,7 +113,7 @@ func (fs FS) NewXfrmStat() (XfrmStat, error) {
 
 		if len(fields) != 2 {
 			return XfrmStat{}, fmt.Errorf(
-				"couldnt parse %s line %s", file.Name(), s.Text())
+				"couldn't parse %s line %s", file.Name(), s.Text())
 		}
 
 		name := fields[0]