webdav file: ensure to close the reader only once

go.mod

@@ -3,15 +3,15 @@ module github.com/drakkan/sftpgo
 go 1.14
 
 require (
-	cloud.google.com/go v0.70.0 // indirect
+	cloud.google.com/go v0.71.0 // indirect
 	cloud.google.com/go/storage v1.12.0
 	github.com/Azure/azure-storage-blob-go v0.11.0
 	github.com/GehirnInc/crypt v0.0.0-20200316065508-bb7000b8a962
 	github.com/alexedwards/argon2id v0.0.0-20200802152012-2464efd3196b
-	github.com/aws/aws-sdk-go v1.35.19
+	github.com/aws/aws-sdk-go v1.35.21
 	github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf // indirect
 	github.com/eikenb/pipeat v0.0.0-20200430215831-470df5986b6d
-	github.com/fclairamb/ftpserverlib v0.9.0
+	github.com/fclairamb/ftpserverlib v0.9.1-0.20201105003045-1edd6bf7ae53
 	github.com/fsnotify/fsnotify v1.4.9 // indirect
 	github.com/go-chi/chi v4.1.2+incompatible
 	github.com/go-chi/render v1.0.1
@@ -43,13 +43,12 @@ require (
 	go.uber.org/automaxprocs v1.3.0
 	golang.org/x/crypto v0.0.0-20201016220609-9e8e0b390897
 	golang.org/x/net v0.0.0-20201031054903-ff519b6c9102
-	golang.org/x/sys v0.0.0-20201029080932-201ba4db2418
+	golang.org/x/sys v0.0.0-20201101102859-da207088b7d1
 	golang.org/x/text v0.3.4 // indirect
-	golang.org/x/tools v0.0.0-20201031021630-582c62ec74d0 // indirect
+	golang.org/x/tools v0.0.0-20201105001634-bc3cf281b174 // indirect
 	google.golang.org/api v0.34.0
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto v0.0.0-20201030142918-24207fddd1c3 // indirect
-	google.golang.org/grpc v1.33.1 // indirect
+	google.golang.org/genproto v0.0.0-20201104152603-2e45c02ce95c // indirect
 	gopkg.in/ini.v1 v1.62.0 // indirect
 	gopkg.in/natefinch/lumberjack.v2 v2.0.0
 )

go.sum

@@ -14,8 +14,8 @@ cloud.google.com/go v0.57.0/go.mod h1:oXiQ6Rzq3RAkkY7N6t3TcE6jE+CIBBbA36lwQ1JyzZ
 cloud.google.com/go v0.62.0/go.mod h1:jmCYTdRCQuc1PHIIJ/maLInMho30T/Y0M4hTdTShOYc=
 cloud.google.com/go v0.65.0/go.mod h1:O5N8zS7uWy9vkA9vayVHs65eM1ubvY4h553ofrNHObY=
 cloud.google.com/go v0.66.0/go.mod h1:dgqGAjKCDxyhGTtC9dAREQGUJpkceNm1yt590Qno0Ko=
-cloud.google.com/go v0.70.0 h1:ujhG1RejZYi+HYfJNlgBh3j/bVKD8DewM7AkJ5UPyBc=
-cloud.google.com/go v0.70.0/go.mod h1:/UTKYRQTWjVnSe7nGvoSzxEFUELzSI/yAYd0JQT6cRo=
+cloud.google.com/go v0.71.0 h1:2ha722Z08cmRa0orJrzBaszYQcLbLFcsZHsGSj/kIF4=
+cloud.google.com/go v0.71.0/go.mod h1:qZfY4Y7AEIQwG/fQYD3xrxLNkQZ0Xzf3HGeqCkA6LVM=
 cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
 cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE=
 cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc=
@@ -41,11 +41,17 @@ github.com/Azure/azure-pipeline-go v0.2.3 h1:7U9HBg1JFK3jHl5qmo4CTZKFTVgMwdFHMVt
 github.com/Azure/azure-pipeline-go v0.2.3/go.mod h1:x841ezTBIMG6O3lAcl8ATHnsOPVl2bqk7S3ta6S6u4k=
 github.com/Azure/azure-storage-blob-go v0.11.0 h1:WCTHKKNkHlzm7lzUNXRSD11784LwJqdrxnwWJxsJQHg=
 github.com/Azure/azure-storage-blob-go v0.11.0/go.mod h1:A0u4VjtpgZJ7Y7um/+ix2DHBuEKFC6sEIlj0xc13a4Q=
+github.com/Azure/go-autorest v14.2.0+incompatible h1:V5VMDjClD3GiElqLWO7mz2MxNAK/vTfRHdAubSIPRgs=
 github.com/Azure/go-autorest v14.2.0+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
+github.com/Azure/go-autorest/autorest/adal v0.9.2 h1:Aze/GQeAN1RRbGmnUJvUj+tFGBzFdIg3293/A9rbxC4=
 github.com/Azure/go-autorest/autorest/adal v0.9.2/go.mod h1:/3SMAM86bP6wC9Ev35peQDUeqFZBMH07vvUOmg4z/fE=
+github.com/Azure/go-autorest/autorest/date v0.3.0 h1:7gUk1U5M/CQbp9WoqinNzJar+8KY+LPI6wiWrP/myHw=
 github.com/Azure/go-autorest/autorest/date v0.3.0/go.mod h1:BI0uouVdmngYNUzGWeSYnokU+TrmwEsOqdt8Y6sso74=
+github.com/Azure/go-autorest/autorest/mocks v0.4.1 h1:K0laFcLE6VLTOwNgSxaGbUcLPuGXlNkbVvq4cW4nIHk=
 github.com/Azure/go-autorest/autorest/mocks v0.4.1/go.mod h1:LTp+uSrOhSkaKrUy935gNZuuIPPVsHlr9DSOxSayd+k=
+github.com/Azure/go-autorest/tracing v0.6.0 h1:TYi4+3m5t6K48TGI9AUdb+IzbnSxvnvUMfuitfgcfuo=
 github.com/Azure/go-autorest/tracing v0.6.0/go.mod h1:+vhtPC754Xsa23ID7GlGsrdKBpUA79WCAKPPZVC2DeU=
+github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/GehirnInc/crypt v0.0.0-20200316065508-bb7000b8a962 h1:KeNholpO2xKjgaaSyd+DyQRrsQjhbSeS7qe4nEw8aQw=
@@ -71,8 +77,8 @@ github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj
 github.com/aryann/difflib v0.0.0-20170710044230-e206f873d14a/go.mod h1:DAHtR1m6lCRdSC2Tm3DSWRPvIPr6xNKyeHdqDQSQT+A=
 github.com/aws/aws-lambda-go v1.13.3/go.mod h1:4UKl9IzQMoD+QF79YdCuzCwp8VbmG4VAQwij/eHl5CU=
 github.com/aws/aws-sdk-go v1.27.0/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
-github.com/aws/aws-sdk-go v1.35.19 h1:vdIqQnOIqTNtvnOdt9r3Bf/FiCJ7KV/7O2BIj4TPx2w=
-github.com/aws/aws-sdk-go v1.35.19/go.mod h1:tlPOdRjfxPBpNIwqDj61rmsnA85v9jc0Ps9+muhnW+k=
+github.com/aws/aws-sdk-go v1.35.21 h1:6cMeHzcca+0uweOpUonDYv4DsPp9Qa9PTMYxH+VqDkY=
+github.com/aws/aws-sdk-go v1.35.21/go.mod h1:tlPOdRjfxPBpNIwqDj61rmsnA85v9jc0Ps9+muhnW+k=
 github.com/aws/aws-sdk-go-v2 v0.18.0/go.mod h1:JWVYvqSMppoMJC0x5wdwiImzgXTI9FuZwxzkQq9wy+g=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
@@ -113,18 +119,13 @@ github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7Do
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
 github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8PWV+bWy6jNmig1y/TA+kYO4g3RSRF0IAv0no=
 github.com/drakkan/crypto v0.0.0-20201017144935-4e8324213ac3 h1:zMCXHTGF8QJ7GWQ2PL0P+nCB2AzV+v0dBsnoyQ4jVkY=
 github.com/drakkan/crypto v0.0.0-20201017144935-4e8324213ac3/go.mod h1:v3bhWOXGYda7H5d2s5t9XA6th3fxW3s0MQxU1R96G/w=
 github.com/drakkan/ftp v0.0.0-20200730125632-b21eac28818c h1:QSXIWohSNn0negBVSKEjKTpdpGEsW7weVW8QNzviLHY=
 github.com/drakkan/ftp v0.0.0-20200730125632-b21eac28818c/go.mod h1:2lmrmq866uF2tnje75wQHzmPXhmSWUt7Gyx2vgK1RCU=
-github.com/drakkan/net v0.0.0-20201101072345-49fbbaa64b66 h1:Y92YgfaycEmjy9L6CY633pCrxGtAlV3wh5n4vS7U+os=
-github.com/drakkan/net v0.0.0-20201101072345-49fbbaa64b66/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
-github.com/drakkan/net v0.0.0-20201104095909-9ef94e8aecdc h1:NWOlujrNWzUkQLn+ESgRw/w1Kr7piY2XMn7J7CylHA0=
-github.com/drakkan/net v0.0.0-20201104095909-9ef94e8aecdc/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
-github.com/drakkan/net v0.0.0-20201104141241-5c1fd0e3eb3e h1:Ke7I1E2awH+aj9S3xSiV7NmEpnjJ/M25+juJl0P8OJo=
-github.com/drakkan/net v0.0.0-20201104141241-5c1fd0e3eb3e/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 github.com/drakkan/net v0.0.0-20201104142514-34ad2afe5beb h1:NgZ7GvppCYwS8iG+zcuQvzVCAvTQLtxVe7PSWxJtxhI=
 github.com/drakkan/net v0.0.0-20201104142514-34ad2afe5beb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 github.com/dustin/go-humanize v0.0.0-20171111073723-bb3d318650d4/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
@@ -140,8 +141,8 @@ github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.m
 github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
-github.com/fclairamb/ftpserverlib v0.9.0 h1:RW20tmYTY06WQdY5l9+iK7ES7Xi/ICgnG/sTXhSwsCY=
-github.com/fclairamb/ftpserverlib v0.9.0/go.mod h1:sMPjxPuoVwwoV87gdPkyTb0dVofmCKpVZCQ3rMVokjc=
+github.com/fclairamb/ftpserverlib v0.9.1-0.20201105003045-1edd6bf7ae53 h1:veX6+jZG1119HXbWAbU2tQ99Zz5BSaFf7tfLgjLjZGI=
+github.com/fclairamb/ftpserverlib v0.9.1-0.20201105003045-1edd6bf7ae53/go.mod h1:sMPjxPuoVwwoV87gdPkyTb0dVofmCKpVZCQ3rMVokjc=
 github.com/franela/goblin v0.0.0-20200105215937-c9ffbefa60db/go.mod h1:7dvUGVsVBjqR7JHJk0brhHOZYGmfBYOrK0ZhYMEtBr4=
 github.com/franela/goreq v0.0.0-20171204163338-bcd34c9993f8/go.mod h1:ZhphrRTfi2rbfLwlschooIH4+wKKDR4Pdxhh+TRoA20=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
@@ -159,15 +160,18 @@ github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
+github.com/go-kit/kit v0.10.0 h1:dXFJfIHVvUcpSgDOV+Ne6t7jXri8Tfv2uOLHUZ2XNuo=
 github.com/go-kit/kit v0.10.0/go.mod h1:xUsJbQ/Fp4kEt7AFgCuvyX4a71u8h9jB8tj/ORgOZ7o=
 github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
 github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
+github.com/go-logfmt/logfmt v0.5.0 h1:TrB8swr/68K7m9CcGut2g3UOihhbcbiMAYiuTXdEih4=
 github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
 github.com/go-playground/locales v0.12.1/go.mod h1:IUMDtCfWo/w/mtMfIE/IG2K+Ey3ygWanZIBtBW0W2TM=
 github.com/go-playground/universal-translator v0.16.0/go.mod h1:1AnU7NaIRDWWzGEKwgtJRd2xk99HeFyHw3yid4rvQIY=
 github.com/go-sql-driver/mysql v1.4.0/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
 github.com/go-sql-driver/mysql v1.5.0 h1:ozyZYNQW3x3HtqT1jira07DN2PArx2v7/mN66gGcHOs=
 github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
+github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/gogo/googleapis v1.1.0/go.mod h1:gf4bu3Q80BeJ6H1S1vYPm8/ELATdvryBaNFGgqEef3s=
 github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
@@ -212,10 +216,14 @@ github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.4.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.2 h1:X2ev0eStA3AbceY54o37/0PQ/UWqKEiiO2dKL5OPaFM=
 github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/google/martian v2.1.0+incompatible h1:/CP5g8u/VJHijgedC/Legn3BAbAaWPgecwXBIDzw5no=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
+github.com/google/martian/v3 v3.1.0 h1:wCKgOCHuUEVfsaQLpPSJb7VdYCdTVZQAuOdYm1yc/60=
+github.com/google/martian/v3 v3.1.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
 github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
 github.com/google/pprof v0.0.0-20190515194954-54271f7e092f/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
 github.com/google/pprof v0.0.0-20191218002539-d4f498aebedc/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
@@ -224,7 +232,7 @@ github.com/google/pprof v0.0.0-20200229191704-1ebb73c60ed3/go.mod h1:ZgVRPoUq/hf
 github.com/google/pprof v0.0.0-20200430221834-fc25d7d30c6d/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
 github.com/google/pprof v0.0.0-20200708004538-1a94d8640e99/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
 github.com/google/pprof v0.0.0-20200905233945-acf8798be1f7/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
-github.com/google/pprof v0.0.0-20201009210932-67992a1a5a35/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
+github.com/google/pprof v0.0.0-20201023163331-3e6fc7fc9c4c/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
 github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 h1:El6M4kTTCOh6aBiKaUGG7oYTSPP8MxqL4YI3kZKwcP4=
 github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510/go.mod h1:pupxD2MaaD3pAXIBCelhxNneeOaAeabZDe5s4K6zSpQ=
@@ -235,6 +243,7 @@ github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+
 github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
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@@ -276,11 +285,13 @@ github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpO
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@@ -289,7 +300,9 @@ github.com/json-iterator/go v1.1.7/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/u
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@@ -302,6 +315,7 @@ github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
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@@ -352,6 +366,7 @@ github.com/nats-io/nats.go v1.9.1/go.mod h1:ZjDU1L/7fJ09jvUSRVBR2e7+RnLiiIQyqyzE
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@@ -372,8 +387,10 @@ github.com/openzipkin/zipkin-go v0.2.2/go.mod h1:NaW6tEwdmWMaCDZzg8sh+IBNOxHMPnh
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@@ -443,13 +460,16 @@ github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQD
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@@ -544,6 +564,7 @@ golang.org/x/lint v0.0.0-20190909230951-414d861bb4ac/go.mod h1:6SW0HCj/g11FgYtHl
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@@ -552,6 +573,7 @@ golang.org/x/mod v0.1.0/go.mod h1:0QHyrYULN0/3qlju5TqG8bIK38QM8yzMo5ekMj3DlcY=
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@@ -568,6 +590,7 @@ golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJ
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@@ -614,8 +637,8 @@ golang.org/x/sys v0.0.0-20200828194041-157a740278f4/go.mod h1:h1NjWce9XRLGQEsW7w
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@@ -680,11 +703,13 @@ golang.org/x/tools v0.0.0-20200828161849-5deb26317202/go.mod h1:njjCfa9FT2d7l9Bc
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 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/api v0.3.1/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
 google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
@@ -705,7 +730,6 @@ google.golang.org/api v0.29.0/go.mod h1:Lcubydp8VUV7KeIHD9z2Bys/sm/vGKnG1UHuDBSr
 google.golang.org/api v0.30.0/go.mod h1:QGmEvQ87FHZNiUVJkT14jQNYJ4ZJjdRF23ZXz5138Fc=
 google.golang.org/api v0.31.0/go.mod h1:CL+9IBCa2WWU6gRuBWaKqGWLFFwbEUXkfeMkHLQWYWo=
 google.golang.org/api v0.32.0/go.mod h1:/XrVsuzM0rZmrsbjJutiuftIzeuTQcEeaYcSk/mQ1dg=
-google.golang.org/api v0.33.0/go.mod h1:/XrVsuzM0rZmrsbjJutiuftIzeuTQcEeaYcSk/mQ1dg=
 google.golang.org/api v0.34.0 h1:k40adF3uR+6x/+hO5Dh4ZFUqFp67vxvbpafFiJxl10A=
 google.golang.org/api v0.34.0/go.mod h1:/XrVsuzM0rZmrsbjJutiuftIzeuTQcEeaYcSk/mQ1dg=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
@@ -715,6 +739,7 @@ google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7
 google.golang.org/appengine v1.6.1/go.mod h1:i06prIuMbXzDqacNJfV5OdTW448YApPu5ww/cMBSeb0=
 google.golang.org/appengine v1.6.5/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
 google.golang.org/appengine v1.6.6/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
+google.golang.org/appengine v1.6.7 h1:FZR1q0exgwxzPzp/aF+VccGrSfxfPpkBqjIIEq3ru6c=
 google.golang.org/appengine v1.6.7/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
@@ -750,9 +775,9 @@ google.golang.org/genproto v0.0.0-20200831141814-d751682dd103/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20200904004341-0bd0a958aa1d/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20200914193844-75d14daec038/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20200921151605-7abf4a1a14d5/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20201019141844-1ed22bb0c154/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20201030142918-24207fddd1c3 h1:sg8vLDNIxFPHTchfhH1E3AI32BL3f23oie38xUWnJM8=
 google.golang.org/genproto v0.0.0-20201030142918-24207fddd1c3/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20201104152603-2e45c02ce95c h1:ahjoEe3C676yt02IE7UtXiitMY2+aTBrJbFF2BIsGmw=
+google.golang.org/genproto v0.0.0-20201104152603-2e45c02ce95c/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/grpc v1.17.0/go.mod h1:6QZJwpn2B+Zp71q/5VxRsJ6NXXVCE5NRUHRo+f3cWCs=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.0/go.mod h1:chYK+tFQF0nDUGJgXMSgLCQk3phJEuONr2DCgLDdAQM=
@@ -789,8 +814,10 @@ gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLks
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8XK9/i0At2xKjWk4p6zsU=
 gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/cheggaaa/pb.v1 v1.0.25/go.mod h1:V/YB90LKu/1FcN3WVnfiiE5oMCibMjukxqG/qStrOgw=
+gopkg.in/dutchcoders/goftp.v1 v1.0.0-20170301105846-ed59a591ce14 h1:tHqNpm9sPaE6BSuMLXBzgTwukQLdBEt4OYU2coQjEQQ=
 gopkg.in/dutchcoders/goftp.v1 v1.0.0-20170301105846-ed59a591ce14/go.mod h1:nzmlZQ+UqB5+55CRTV/dOaiK8OrPl6Co96Ob8lH4Wxw=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=

webdavd/file.go

@@ -159,9 +159,11 @@ func (f *webDavFile) Read(p []byte) (n int, err error) {
 		}
 		_, r, cancelFn, e := f.Fs.Open(f.GetFsPath(), 0)
 		f.Lock()
-		f.reader = r
+		if e == nil {
+			f.reader = r
+			f.BaseTransfer.SetCancelFn(cancelFn)
+		}
 		f.ErrTransfer = e
-		f.BaseTransfer.SetCancelFn(cancelFn)
 		f.startOffset = 0
 		f.Unlock()
 		if e != nil {
@@ -243,6 +245,7 @@ func (f *webDavFile) Seek(offset int64, whence int) (int64, error) {
 		// close the reader and create a new one at startByte
 		if f.reader != nil {
 			f.reader.Close() //nolint:errcheck
+			f.reader = nil
 		}
 		startByte := int64(0)
 		atomic.StoreInt64(&f.BytesReceived, 0)

webdavd/internal_test.go

@@ -41,30 +41,31 @@ type MockOsFs struct {
 	vfs.Fs
 	err                     error
 	isAtomicUploadSupported bool
+	reader                  *pipeat.PipeReaderAt
 }
 
 // Name returns the name for the Fs implementation
-func (fs MockOsFs) Name() string {
+func (fs *MockOsFs) Name() string {
 	return "mockOsFs"
 }
 
 // Open returns nil
-func (MockOsFs) Open(name string, offset int64) (*os.File, *pipeat.PipeReaderAt, func(), error) {
-	return nil, nil, nil, nil
+func (fs *MockOsFs) Open(name string, offset int64) (*os.File, *pipeat.PipeReaderAt, func(), error) {
+	return nil, fs.reader, nil, nil
 }
 
 // IsUploadResumeSupported returns true if upload resume is supported
-func (MockOsFs) IsUploadResumeSupported() bool {
+func (*MockOsFs) IsUploadResumeSupported() bool {
 	return false
 }
 
 // IsAtomicUploadSupported returns true if atomic upload is supported
-func (fs MockOsFs) IsAtomicUploadSupported() bool {
+func (fs *MockOsFs) IsAtomicUploadSupported() bool {
 	return fs.isAtomicUploadSupported
 }
 
 // Remove removes the named file or (empty) directory.
-func (fs MockOsFs) Remove(name string, isDir bool) error {
+func (fs *MockOsFs) Remove(name string, isDir bool) error {
 	if fs.err != nil {
 		return fs.err
 	}
@@ -72,7 +73,7 @@ func (fs MockOsFs) Remove(name string, isDir bool) error {
 }
 
 // Rename renames (moves) source to target
-func (fs MockOsFs) Rename(source, target string) error {
+func (fs *MockOsFs) Rename(source, target string) error {
 	if fs.err != nil {
 		return fs.err
 	}
@@ -80,7 +81,7 @@ func (fs MockOsFs) Rename(source, target string) error {
 }
 
 // Walk returns a duplicate path for testing
-func (fs MockOsFs) Walk(root string, walkFn filepath.WalkFunc) error {
+func (fs *MockOsFs) Walk(root string, walkFn filepath.WalkFunc) error {
 	if fs.err == errWalkDir {
 		walkFn("fsdpath", vfs.NewFileInfo("dpath", true, 0, time.Now(), false), nil) //nolint:errcheck
 		walkFn("fsdpath", vfs.NewFileInfo("dpath", true, 0, time.Now(), false), nil) //nolint:errcheck
@@ -91,15 +92,16 @@ func (fs MockOsFs) Walk(root string, walkFn filepath.WalkFunc) error {
 }
 
 // GetMimeType returns the content type
-func (fs MockOsFs) GetMimeType(name string) (string, error) {
+func (fs *MockOsFs) GetMimeType(name string) (string, error) {
 	return "application/custom-mime", nil
 }
 
-func newMockOsFs(err error, atomicUpload bool, connectionID, rootDir string) vfs.Fs {
+func newMockOsFs(err error, atomicUpload bool, connectionID, rootDir string, reader *pipeat.PipeReaderAt) vfs.Fs {
 	return &MockOsFs{
 		Fs:                      vfs.NewOsFs(connectionID, rootDir, nil),
 		err:                     err,
 		isAtomicUploadSupported: atomicUpload,
+		reader:                  reader,
 	}
 }
 
@@ -338,7 +340,7 @@ func TestFileAccessErrors(t *testing.T) {
 		assert.EqualError(t, err, os.ErrNotExist.Error())
 	}
 
-	connection.Fs = newMockOsFs(nil, false, fs.ConnectionID(), user.HomeDir)
+	connection.Fs = newMockOsFs(nil, false, fs.ConnectionID(), user.HomeDir, nil)
 	_, err = connection.handleUploadToExistingFile(p, p, 0, path.Join("adir", missingPath))
 	if assert.Error(t, err) {
 		assert.EqualError(t, err, os.ErrNotExist.Error())
@@ -383,33 +385,33 @@ func TestRemoveDirTree(t *testing.T) {
 		assert.True(t, os.IsNotExist(err))
 	}
 
-	connection.Fs = newMockOsFs(nil, false, "mockID", user.HomeDir)
+	connection.Fs = newMockOsFs(nil, false, "mockID", user.HomeDir, nil)
 	err = connection.removeDirTree(p, vpath)
 	if assert.Error(t, err) {
 		assert.True(t, os.IsNotExist(err))
 	}
 
 	errFake := errors.New("fake err")
-	connection.Fs = newMockOsFs(errFake, false, "mockID", user.HomeDir)
+	connection.Fs = newMockOsFs(errFake, false, "mockID", user.HomeDir, nil)
 	err = connection.removeDirTree(p, vpath)
 	if assert.Error(t, err) {
 		assert.EqualError(t, err, errFake.Error())
 	}
 
-	connection.Fs = newMockOsFs(errWalkDir, true, "mockID", user.HomeDir)
+	connection.Fs = newMockOsFs(errWalkDir, true, "mockID", user.HomeDir, nil)
 	err = connection.removeDirTree(p, vpath)
 	if assert.Error(t, err) {
 		assert.True(t, os.IsNotExist(err))
 	}
 
-	connection.Fs = newMockOsFs(errWalkFile, false, "mockID", user.HomeDir)
+	connection.Fs = newMockOsFs(errWalkFile, false, "mockID", user.HomeDir, nil)
 	err = connection.removeDirTree(p, vpath)
 	if assert.Error(t, err) {
 		assert.EqualError(t, err, errWalkFile.Error())
 	}
 
 	connection.User.Permissions["/"] = []string{dataprovider.PermListItems}
-	connection.Fs = newMockOsFs(nil, false, "mockID", user.HomeDir)
+	connection.Fs = newMockOsFs(nil, false, "mockID", user.HomeDir, nil)
 	err = connection.removeDirTree(p, vpath)
 	if assert.Error(t, err) {
 		assert.EqualError(t, err, common.ErrPermissionDenied.Error())
@@ -430,7 +432,7 @@ func TestContentType(t *testing.T) {
 	ctx := context.Background()
 	baseTransfer := common.NewBaseTransfer(nil, connection.BaseConnection, nil, testFilePath, testFile,
 		common.TransferDownload, 0, 0, 0, false, fs)
-	fs = newMockOsFs(nil, false, fs.ConnectionID(), user.GetHomeDir())
+	fs = newMockOsFs(nil, false, fs.ConnectionID(), user.GetHomeDir(), nil)
 	err := ioutil.WriteFile(testFilePath, []byte(""), os.ModePerm)
 	assert.NoError(t, err)
 	davFile := newWebDavFile(baseTransfer, nil, nil)
@@ -524,6 +526,29 @@ func TestTransferReadWriteErrors(t *testing.T) {
 		assert.Equal(t, int64(0), info.Size())
 	}
 
+	r, w, err = pipeat.Pipe()
+	assert.NoError(t, err)
+	mockFs := newMockOsFs(nil, false, fs.ConnectionID(), user.HomeDir, r)
+	baseTransfer = common.NewBaseTransfer(nil, connection.BaseConnection, nil, testFilePath, testFile,
+		common.TransferDownload, 0, 0, 0, false, mockFs)
+	davFile = newWebDavFile(baseTransfer, nil, nil)
+
+	writeContent := []byte("content\r\n")
+	go func() {
+		n, err := w.Write(writeContent)
+		assert.NoError(t, err)
+		assert.Equal(t, len(writeContent), n)
+		err = w.Close()
+		assert.NoError(t, err)
+	}()
+
+	p = make([]byte, 64)
+	n, err := davFile.Read(p)
+	assert.EqualError(t, err, io.EOF.Error())
+	assert.Equal(t, len(writeContent), n)
+	err = davFile.Close()
+	assert.NoError(t, err)
+
 	baseTransfer = common.NewBaseTransfer(nil, connection.BaseConnection, nil, testFilePath, testFile,
 		common.TransferDownload, 0, 0, 0, false, fs)
 	davFile = newWebDavFile(baseTransfer, nil, nil)
@@ -602,13 +627,13 @@ func TestTransferSeek(t *testing.T) {
 		common.TransferDownload, 0, 0, 0, false, fs)
 	davFile = newWebDavFile(baseTransfer, nil, nil)
 	davFile.reader = f
-	davFile.Fs = newMockOsFs(nil, true, fs.ConnectionID(), user.GetHomeDir())
+	davFile.Fs = newMockOsFs(nil, true, fs.ConnectionID(), user.GetHomeDir(), nil)
 	res, err = davFile.Seek(2, io.SeekStart)
 	assert.NoError(t, err)
 	assert.Equal(t, int64(2), res)
 
 	davFile = newWebDavFile(baseTransfer, nil, nil)
-	davFile.Fs = newMockOsFs(nil, true, fs.ConnectionID(), user.GetHomeDir())
+	davFile.Fs = newMockOsFs(nil, true, fs.ConnectionID(), user.GetHomeDir(), nil)
 	res, err = davFile.Seek(2, io.SeekEnd)
 	assert.NoError(t, err)
 	assert.Equal(t, int64(5), res)
@@ -617,7 +642,7 @@ func TestTransferSeek(t *testing.T) {
 		common.TransferDownload, 0, 0, 0, false, fs)
 
 	davFile = newWebDavFile(baseTransfer, nil, nil)
-	davFile.Fs = newMockOsFs(nil, true, fs.ConnectionID(), user.GetHomeDir())
+	davFile.Fs = newMockOsFs(nil, true, fs.ConnectionID(), user.GetHomeDir(), nil)
 	res, err = davFile.Seek(2, io.SeekEnd)
 	assert.True(t, os.IsNotExist(err))
 	assert.Equal(t, int64(0), res)