Fix hdfsReader fd leak upon GetObject() (#7596)

Also migrate to minio/hdfs/v3@v3.0.0

cmd/gateway/hdfs/gateway-hdfs.go

@@ -29,8 +29,8 @@ import (
 	"syscall"
 	"time"
 
-	"github.com/colinmarc/hdfs/v2"
 	"github.com/minio/cli"
+	"github.com/minio/hdfs/v3"
 	"github.com/minio/minio-go/pkg/s3utils"
 	minio "github.com/minio/minio/cmd"
 	"github.com/minio/minio/cmd/logger"
@@ -477,13 +477,15 @@ func (n *hdfsObjects) GetObject(ctx context.Context, bucket, key string, startOf
 	if err != nil {
 		return hdfsToObjectErr(ctx, err, bucket, key)
 	}
-	if _, err = rd.Seek(startOffset, io.SeekStart); err != nil {
+	defer rd.Close()
-		return hdfsToObjectErr(ctx, err, bucket, key)
+	_, err = io.Copy(writer, io.NewSectionReader(rd, startOffset, length))
+	if err == io.ErrClosedPipe {
+		// hdfs library doesn't send EOF correctly, so io.Copy attempts
+		// to write which returns io.ErrClosedPipe - just ignore
+		// this for now.
+		err = nil
 	}
-	if _, err = io.Copy(writer, io.LimitReader(rd, length)); err != nil {
 	return hdfsToObjectErr(ctx, err, bucket, key)
-	}
-	return nil
 }
 
 // GetObjectInfo reads object info and replies back ObjectInfo.
@@ -528,17 +530,19 @@ func (n *hdfsObjects) PutObject(ctx context.Context, bucket string, object strin
 			return objInfo, hdfsToObjectErr(ctx, err, bucket, object)
 		}
 		defer n.deleteObject(minio.PathJoin(hdfsSeparator, minioMetaTmpBucket), tmpname)
-		defer w.Close()
 		if _, err = io.Copy(w, r); err != nil {
+			w.Close()
 			return objInfo, hdfsToObjectErr(ctx, err, bucket, object)
 		}
 		dir := path.Dir(name)
 		if dir != "" {
 			if err = n.clnt.MkdirAll(dir, os.FileMode(0755)); err != nil {
+				w.Close()
 				n.deleteObject(minio.PathJoin(hdfsSeparator, bucket), dir)
 				return objInfo, hdfsToObjectErr(ctx, err, bucket, object)
 			}
 		}
+		w.Close()
 		if err = n.clnt.Rename(tmpname, name); err != nil {
 			return objInfo, hdfsToObjectErr(ctx, err, bucket, object)
 		}

go.mod

@@ -10,9 +10,9 @@ require (
 	github.com/DataDog/zstd v1.3.5 // indirect
 	github.com/alecthomas/participle v0.2.1
 	github.com/aliyun/aliyun-oss-go-sdk v0.0.0-20190307165228-86c17b95fcd5
+	github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878 // indirect
 	github.com/bcicen/jstream v0.0.0-20190220045926-16c1f8af81c2
 	github.com/cheggaaa/pb v1.0.28
-	github.com/colinmarc/hdfs/v2 v2.0.0
 	github.com/coredns/coredns v1.4.0
 	github.com/coreos/bbolt v1.3.2 // indirect
 	github.com/coreos/etcd v3.3.12+incompatible
@@ -37,11 +37,13 @@ require (
 	github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0 // indirect
 	github.com/grpc-ecosystem/grpc-gateway v1.8.5 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.1 // indirect
-	github.com/hashicorp/go-retryablehttp v0.5.3 // indirect
+	github.com/hashicorp/go-msgpack v0.5.4 // indirect
 	github.com/hashicorp/go-rootcerts v1.0.0 // indirect
+	github.com/hashicorp/raft v1.0.1 // indirect
 	github.com/hashicorp/vault v1.1.0
 	github.com/howeyc/gopass v0.0.0-20170109162249-bf9dde6d0d2c // indirect
 	github.com/inconshreveable/go-update v0.0.0-20160112193335-8152e7eb6ccf
+	github.com/jcmturner/gofork v0.0.0-20190328161633-dc7c13fece03 // indirect
 	github.com/jonboulle/clockwork v0.1.0 // indirect
 	github.com/json-iterator/go v1.1.6
 	github.com/klauspost/compress v1.4.1 // indirect
@@ -54,7 +56,8 @@ require (
 	github.com/miekg/dns v1.1.8
 	github.com/minio/blazer v0.0.0-20171126203752-2081f5bf0465
 	github.com/minio/cli v1.3.0
-	github.com/minio/dsync v0.0.0-20190131060523-fb604afd87b2
+	github.com/minio/dsync v1.0.0
+	github.com/minio/hdfs/v3 v3.0.0
 	github.com/minio/highwayhash v1.0.0
 	github.com/minio/lsync v0.0.0-20190207022115-a4e43e3d0887
 	github.com/minio/mc v0.0.0-20190401030144-a1355e50e2e8
@@ -67,12 +70,11 @@ require (
 	github.com/nats-io/go-nats v1.7.2 // indirect
 	github.com/nats-io/go-nats-streaming v0.4.2
 	github.com/nats-io/nats v1.7.2
+	github.com/nats-io/nats-streaming-server v0.14.1 // indirect
 	github.com/nats-io/nkeys v0.0.2 // indirect
 	github.com/nats-io/nuid v1.0.1 // indirect
 	github.com/ncw/directio v1.0.5
 	github.com/nsqio/go-nsq v1.0.7
-	github.com/pascaldekloe/goe v0.1.0 // indirect
-	github.com/pkg/errors v0.8.1 // indirect
 	github.com/pkg/profile v1.3.0
 	github.com/prometheus/client_golang v0.9.3-0.20190127221311-3c4408c8b829
 	github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90 // indirect
@@ -95,12 +97,12 @@ require (
 	go.uber.org/atomic v1.3.2
 	go.uber.org/multierr v1.1.0 // indirect
 	go.uber.org/zap v1.9.1 // indirect
-	golang.org/x/crypto v0.0.0-20190422183909-d864b10871cd
+	golang.org/x/crypto v0.0.0-20190426145343-a29dc8fdc734
-	golang.org/x/lint v0.0.0-20190409202823-959b441ac422 // indirect
+	golang.org/x/net v0.0.0-20190424112056-4829fb13d2c6
-	golang.org/x/net v0.0.0-20190420063019-afa5a82059c6
+	golang.org/x/sync v0.0.0-20190423024810-112230192c58 // indirect
-	golang.org/x/sys v0.0.0-20190422165155-953cdadca894
+	golang.org/x/sys v0.0.0-20190429190828-d89cdac9e872
-	golang.org/x/time v0.0.0-20190308202827-9d24e82272b4
+	golang.org/x/text v0.3.2 // indirect
-	golang.org/x/tools v0.0.0-20190423232328-15bbd99efc6f // indirect
+	golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 // indirect
 	google.golang.org/api v0.3.0
 	gopkg.in/Shopify/sarama.v1 v1.20.0
 	gopkg.in/cheggaaa/pb.v1 v1.0.28 // indirect

go.sum

@@ -19,6 +19,7 @@ github.com/Azure/go-autorest v11.5.2+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSW
 github.com/Azure/go-autorest v11.7.0+incompatible h1:gzma19dc9ejB75D90E5S+/wXouzpZyA+CV+/MJPSD/k=
 github.com/Azure/go-autorest v11.7.0+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/DataDog/datadog-go v2.2.0+incompatible/go.mod h1:LButxg5PwREeZtORoXG3tL4fMGNddJ+vMq1mwgfaqoQ=
 github.com/DataDog/zstd v1.3.5 h1:DtpNbljikUepEPD16hD4LvIcmhnhdLTiW/5pHgbmp14=
 github.com/DataDog/zstd v1.3.5/go.mod h1:1jcaCB/ufaK+sKp1NBhlGmpz41jOoPQ35bpF36t7BBo=
 github.com/Jeffail/gabs v1.1.1/go.mod h1:6xMvQMK4k33lb7GUUpaAPh6nKMmemQeg5d4gn7/bOXc=
@@ -45,6 +46,8 @@ github.com/araddon/gou v0.0.0-20190110011759-c797efecbb61/go.mod h1:ikc1XA58M+Rx
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da h1:8GUt8eRujhVEGZFFEjBj46YV4rDjvGrNxb0KMWYkL2I=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
+github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878 h1:EFSB7Zo9Eg91v7MJPVsifUysc/wPdN+NOnVe6bWbdBM=
+github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878/go.mod h1:3AMJUQhVx52RsWOnlkpikZr01T/yAVN2gn0861vByNg=
 github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
 github.com/asaskevich/govalidator v0.0.0-20180720115003-f9ffefc3facf/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
 github.com/aws/aws-sdk-go v1.15.31/go.mod h1:mFuSZ37Z9YOHbQEwBWztmVzqXrEkub65tZoCYDt7FT0=
@@ -69,9 +72,9 @@ github.com/cheggaaa/pb v0.0.0-20160713104425-73ae1d68fe0b/go.mod h1:pQciLPpbU0ox
 github.com/cheggaaa/pb v1.0.28 h1:kWGpdAcSp3MxMU9CCHOwz/8V0kCHN4+9yQm2MzWuI98=
 github.com/cheggaaa/pb v1.0.28/go.mod h1:pQciLPpbU0oxA0h+VJYYLxO+XeDQb5pZijXscXHm81s=
 github.com/chrismalek/oktasdk-go v0.0.0-20181212195951-3430665dfaa0/go.mod h1:5d8DqS60xkj9k3aXfL3+mXBH0DPYO0FQjcKosxl+b/Q=
+github.com/circonus-labs/circonus-gometrics v2.3.1+incompatible/go.mod h1:nmEj6Dob7S7YxXgwXpfOuvO54S+tGdZdw9fuRZt25Ag=
+github.com/circonus-labs/circonusllhist v0.1.3/go.mod h1:kMXHVDlOchFAehlya5ePtbp5jckzBHf4XRpQvBOLI+I=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
-github.com/colinmarc/hdfs/v2 v2.0.0 h1:zXrYPcGbdTS8li50eel904btC8XI35dwDYlTvtFKQe4=
-github.com/colinmarc/hdfs/v2 v2.0.0/go.mod h1:uU5kspcuAB3y3XVcBew3IEXsYDTeyOHBbiBFSqCQHnk=
 github.com/containerd/continuity v0.0.0-20181203112020-004b46473808/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
 github.com/coredns/coredns v0.0.0-20180121192821-d4bf076ccf4e/go.mod h1:zASH/MVDgR6XZTbxvOnsZfffS+31vg6Ackf/wo1+AM0=
 github.com/coredns/coredns v1.4.0 h1:RubBkYmkByUqZWWkjRHvNLnUHgkRVqAWgSMmRFvpE1A=
@@ -244,6 +247,8 @@ github.com/hashicorp/go-immutable-radix v1.0.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjh
 github.com/hashicorp/go-memdb v0.0.0-20190306140544-eea0b16292ad/go.mod h1:kbfItVoBJwCfKXDXN4YoAXjxcFVZ7MRrJzyTX6H4giE=
 github.com/hashicorp/go-msgpack v0.5.3 h1:zKjpN5BK/P5lMYrLmBHdBULWbJ0XpYR+7NGzqkZzoD4=
 github.com/hashicorp/go-msgpack v0.5.3/go.mod h1:ahLV/dePpqEmjfWmKiqvPkv/twdG7iPBM1vqhUKIvfM=
+github.com/hashicorp/go-msgpack v0.5.4 h1:SFT72YqIkOcLdWJUYcriVX7hbrZpwc/f7h8aW2NUqrA=
+github.com/hashicorp/go-msgpack v0.5.4/go.mod h1:ahLV/dePpqEmjfWmKiqvPkv/twdG7iPBM1vqhUKIvfM=
 github.com/hashicorp/go-multierror v1.0.0 h1:iVjPR7a6H0tWELX5NxNe7bYopibicUzc7uPribsnS6o=
 github.com/hashicorp/go-multierror v1.0.0/go.mod h1:dHtQlpGsu+cZNNAkkCN/P3hoUDHhCYQXV3UM06sGGrk=
 github.com/hashicorp/go-plugin v0.0.0-20190220160451-3f118e8ee104/go.mod h1:++UyYGoz3o5w9ZzAdZxtQKrWWP+iqPBn3cQptSMzBuY=
@@ -275,6 +280,8 @@ github.com/hashicorp/memberlist v0.1.3/go.mod h1:ajVTdAv/9Im8oMAAj5G31PhhMCZJV2p
 github.com/hashicorp/nomad v0.8.7/go.mod h1:WRaKjdO1G2iqi86TvTjIYtKTyxg4pl7NLr9InxtWaI0=
 github.com/hashicorp/raft v1.0.0 h1:htBVktAOtGs4Le5Z7K8SF5H2+oWsQFYVmOgH5loro7Y=
 github.com/hashicorp/raft v1.0.0/go.mod h1:DVSAWItjLjTOkVbSpWQ0j0kUADIvDaCtBxIcbNAQLkI=
+github.com/hashicorp/raft v1.0.1 h1:94uRdS11oEneUkxmXq6Vg9shNhBILh2UTb9crQjJWl0=
+github.com/hashicorp/raft v1.0.1/go.mod h1:DVSAWItjLjTOkVbSpWQ0j0kUADIvDaCtBxIcbNAQLkI=
 github.com/hashicorp/serf v0.8.2/go.mod h1:6hOLApaqBFA1NXqRQAsxw9QxuDEvNxSQRwA/JwenrHc=
 github.com/hashicorp/vault v0.0.0-20181121181053-d4367e581fe1/go.mod h1:KfSyffbKxoVyspOdlaGVjIuwLobi07qD1bAbosPMpP0=
 github.com/hashicorp/vault v1.1.0 h1:v79NUgO5xCZnXVzUkIqFOXtP8YhpnHAi1fk3eo9cuOE=
@@ -299,6 +306,8 @@ github.com/inconshreveable/go-update v0.0.0-20160112193335-8152e7eb6ccf h1:WfD7V
 github.com/inconshreveable/go-update v0.0.0-20160112193335-8152e7eb6ccf/go.mod h1:hyb9oH7vZsitZCiBt0ZvifOrB+qc8PS5IiilCIb87rg=
 github.com/jcmturner/gofork v0.0.0-20180107083740-2aebee971930 h1:v4CYlQ+HeysPHsr2QFiEO60gKqnvn1xwvuKhhAhuEkk=
 github.com/jcmturner/gofork v0.0.0-20180107083740-2aebee971930/go.mod h1:MK8+TM0La+2rjBD4jE12Kj1pCCxK7d2LK/UM3ncEo0o=
+github.com/jcmturner/gofork v0.0.0-20190328161633-dc7c13fece03 h1:FUwcHNlEqkqLjLBdCp5PRlCFijNjvcYANOZXzCfXwCM=
+github.com/jcmturner/gofork v0.0.0-20190328161633-dc7c13fece03/go.mod h1:MK8+TM0La+2rjBD4jE12Kj1pCCxK7d2LK/UM3ncEo0o=
 github.com/jeffchao/backoff v0.0.0-20140404060208-9d7fd7aa17f2/go.mod h1:xkfESuHriIekR+4RoV+fu91j/CfnYM29Zi2tMFw5iD4=
 github.com/jefferai/jsonx v1.0.0/go.mod h1:OGmqmi2tTeI/PS+qQfBDToLHHJIy/RMp24fPo8vFvoQ=
 github.com/jellevandenhooff/dkim v0.0.0-20150330215556-f50fe3d243e1/go.mod h1:E0B/fFc00Y+Rasa88328GlI/XbtyysCtTHZS8h7IrBU=
@@ -368,8 +377,10 @@ github.com/minio/cli v0.0.0-20170227073228-b8ae5507c0ce/go.mod h1:hLsWNQy2wIf3FK
 github.com/minio/cli v1.3.0 h1:vB0iUpmyaH54+1jJJj62Aa0qFF3xO3i0J3IcKiM6bHM=
 github.com/minio/cli v1.3.0/go.mod h1:hLsWNQy2wIf3FKFnMlH69f4RdEyn8nbRA2shaulTjGY=
 github.com/minio/dsync v0.0.0-20190104003057-61c41ffdeea2/go.mod h1:eLQe3mXL0h02kNpPtBJiLr1fIEIJftgXRAjncjQbxJo=
-github.com/minio/dsync v0.0.0-20190131060523-fb604afd87b2 h1:5Aq4Aro/PSNVgoWWTLPX+zcfDY87VhtKPv+7x1ERJ1w=
+github.com/minio/dsync v1.0.0 h1:l6pQgUPBM41idlR0UOcpAP+EYim9MCwIAUh6sQQI1gk=
-github.com/minio/dsync v0.0.0-20190131060523-fb604afd87b2/go.mod h1:eLQe3mXL0h02kNpPtBJiLr1fIEIJftgXRAjncjQbxJo=
+github.com/minio/dsync v1.0.0/go.mod h1:eLQe3mXL0h02kNpPtBJiLr1fIEIJftgXRAjncjQbxJo=
+github.com/minio/hdfs/v3 v3.0.0 h1:yHa9ugB2UeazkiphO6Q2dmbqiKR5lZssN/1vda4gwoY=
+github.com/minio/hdfs/v3 v3.0.0/go.mod h1:k04lEYpgeojX3o1vQep6rQs4MCTD+qlh2xHFEa/BH6A=
 github.com/minio/highwayhash v0.0.0-20181220011308-93ed73d64169/go.mod h1:NL8wme5P5MoscwAkXfGroz3VgpCdhBw3KYOu5mEsvpU=
 github.com/minio/highwayhash v1.0.0 h1:iMSDhgUILCr0TNm8LWlSjF8N0ZIj2qbO8WHp6Q/J2BA=
 github.com/minio/highwayhash v1.0.0/go.mod h1:xQboMTeM9nY9v/LlAOxFctujiv5+Aq2hR5dxBpaMbdc=
@@ -426,6 +437,8 @@ github.com/nats-io/nats v1.7.2 h1:8hasuHgNFiDGc7MTkGpPFc0v1Jz1nEoQwIHKAH2hFuo=
 github.com/nats-io/nats v1.7.2/go.mod h1:PpmYZwlgTfBI56QypJLfIMOfLnMRuVs+VL6r8mQ2SoQ=
 github.com/nats-io/nats-streaming-server v0.12.2 h1:EpyLfUBZgwu5c0mdSSytQsapm615AyitPssq7jgafdw=
 github.com/nats-io/nats-streaming-server v0.12.2/go.mod h1:RyqtDJZvMZO66YmyjIYdIvS69zu/wDAkyNWa8PIUa5c=
+github.com/nats-io/nats-streaming-server v0.14.1 h1:NLZNqluNLmsijog4x0VXofHGaSdAIH16Ge55maG5ItM=
+github.com/nats-io/nats-streaming-server v0.14.1/go.mod h1:RyqtDJZvMZO66YmyjIYdIvS69zu/wDAkyNWa8PIUa5c=
 github.com/nats-io/nkeys v0.0.2 h1:+qM7QpgXnvDDixitZtQUBDY9w/s9mu1ghS+JIbsrx6M=
 github.com/nats-io/nkeys v0.0.2/go.mod h1:dab7URMsZm6Z/jp9Z5UGa87Uutgc2mVpXLC4B7TDb/4=
 github.com/nats-io/nuid v1.0.0 h1:44QGdhbiANq8ZCbUkdn6W5bqtg+mHuDE4wOUuxxndFs=
@@ -558,6 +571,7 @@ github.com/tidwall/sjson v1.0.4 h1:UcdIRXff12Lpnu3OLtZvnc03g4vH2suXDXhBwBqmzYg=
 github.com/tidwall/sjson v1.0.4/go.mod h1:bURseu1nuBkFpIES5cz6zBtjmYeOQmEESshn7VpF15Y=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5 h1:LnC5Kc/wtumK+WB441p7ynQJzVuNRJiqddSIE3IlSEQ=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
+github.com/tv42/httpunix v0.0.0-20150427012821-b75d8614f926/go.mod h1:9ESjWnEqriFuLhtthL60Sar/7RFoluCcXsuvEwTV5KM=
 github.com/ugorji/go v0.0.0-20180628102755-7d51bbe6161d/go.mod h1:hnLbHMwcvSihnDhEfx2/BzKp2xb0Y+ErdfYcrs9tkJQ=
 github.com/ugorji/go v1.1.2 h1:JON3E2/GPW2iDNGoSAusl1KDf5TRQ8k8q7Tp097pZGs=
 github.com/ugorji/go v1.1.2/go.mod h1:hnLbHMwcvSihnDhEfx2/BzKp2xb0Y+ErdfYcrs9tkJQ=
@@ -597,14 +611,8 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20190313024323-a1f597ede03a/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c h1:Vj5n4GlwjmQteupaxJ9+0FNOmBrHfq7vN4btdGoDZgI=
 golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -613,8 +621,6 @@ golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvx
 golang.org/x/lint v0.0.0-20190301231843-5614ed5bae6f/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3 h1:XQyxROzUlZH+WIQwySDgnISgOivlhjIEwaQaJEJrrN0=
 golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
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 golang.org/x/net v0.0.0-20180530234432-1e491301e022/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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@@ -634,10 +640,8 @@ golang.org/x/net v0.0.0-20190318221613-d196dffd7c2b/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20190324223953-e3b2ff56ed87/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3 h1:0GoQqolDA55aaLxZyTzK/Y2ePZzZTUrRacwib7cNsYQ=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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 golang.org/x/oauth2 v0.0.0-20180603041954-1e0a3fa8ba9a/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
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@@ -674,26 +678,21 @@ golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190304154630-e844e0132e93/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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@@ -701,12 +700,6 @@ golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3
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