Upgrade minio sdk to v7

This changes are primarily straightforward modifications to pass the
parameters in the now expected way.

cmd/restic/global.go

@@ -758,7 +758,7 @@ func create(s string, opts options.Options) (restic.Backend, error) {
 	case "sftp":
 		return sftp.Create(cfg.(sftp.Config))
 	case "s3":
-		return s3.Create(cfg.(s3.Config), rt)
+		return s3.Create(globalOptions.ctx, cfg.(s3.Config), rt)
 	case "gs":
 		return gs.Create(cfg.(gs.Config), rt)
 	case "azure":

go.mod

@@ -12,17 +12,14 @@ require (
 	github.com/dnaeon/go-vcr v1.0.1 // indirect
 	github.com/elithrar/simple-scrypt v1.3.0
 	github.com/google/go-cmp v0.5.2
+	github.com/google/uuid v1.1.2 // indirect
 	github.com/gopherjs/gopherjs v0.0.0-20200217142428-fce0ec30dd00 // indirect
 	github.com/hashicorp/golang-lru v0.5.4
-	github.com/json-iterator/go v1.1.10 // indirect
 	github.com/juju/ratelimit v1.0.1
-	github.com/klauspost/cpuid v1.3.1 // indirect
 	github.com/kr/text v0.2.0 // indirect
 	github.com/kurin/blazer v0.5.3
-	github.com/minio/minio-go/v6 v6.0.57
+	github.com/minio/minio-go/v7 v7.0.5
 	github.com/minio/sha256-simd v0.1.1
-	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
-	github.com/modern-go/reflect2 v1.0.1 // indirect
 	github.com/ncw/swift v1.0.52
 	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
 	github.com/pkg/errors v0.9.1

go.sum

@@ -84,7 +84,6 @@ github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumC
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
 github.com/dnaeon/go-vcr v1.0.1 h1:r8L/HqC0Hje5AXMu1ooW8oyQyOFv4GxqpL0nRP7SLLY=
 github.com/dnaeon/go-vcr v1.0.1/go.mod h1:aBB1+wY4s93YsC3HHjMBMrwTj2R9FHDzUr9KyGc8n1E=
-github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
 github.com/elithrar/simple-scrypt v1.3.0 h1:KIlOlxdoQf9JWKl5lMAJ28SY2URB0XTRDn2TckyzAZg=
 github.com/elithrar/simple-scrypt v1.3.0/go.mod h1:U2XQRI95XHY0St410VE3UjT7vuKb1qPwrl/EJwEqnZo=
 github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
@@ -150,6 +149,10 @@ github.com/google/pprof v0.0.0-20200430221834-fc25d7d30c6d/go.mod h1:ZgVRPoUq/hf
 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/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
+github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY=
+github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/google/uuid v1.1.2 h1:EVhdT+1Kseyi1/pUmXKaFxYsDNy9RQYkMWRH68J/W7Y=
+github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
 github.com/googleapis/gax-go/v2 v2.0.5 h1:sjZBwGj9Jlw33ImPtvFviGYvseOtDM7hkSKB7+Tv3SM=
 github.com/googleapis/gax-go/v2 v2.0.5/go.mod h1:DWXyrwAJ9X0FpwwEdw+IPEYBICEFu5mhpdKc/us6bOk=
@@ -165,8 +168,6 @@ github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T
 github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NHg9XEKhtSvM=
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
-github.com/json-iterator/go v1.1.9 h1:9yzud/Ht36ygwatGx56VwCZtlI/2AD15T1X2sjSuGns=
-github.com/json-iterator/go v1.1.9/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
 github.com/json-iterator/go v1.1.10 h1:Kz6Cvnvv2wGdaG/V8yMvfkmNiXq9Ya2KUv4rouJJr68=
 github.com/json-iterator/go v1.1.10/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
@@ -181,7 +182,6 @@ github.com/klauspost/cpuid v1.2.3 h1:CCtW0xUnWGVINKvE/WWOYKdsPV6mawAtvQuSl8guwQs
 github.com/klauspost/cpuid v1.2.3/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek=
 github.com/klauspost/cpuid v1.3.1 h1:5JNjFYYQrZeKRJ0734q51WCEEn2huer72Dc7K+R/b6s=
 github.com/klauspost/cpuid v1.3.1/go.mod h1:bYW4mA6ZgKPob1/Dlai2LviZJO7KGI3uoWLd42rAQw4=
-github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/fs v0.1.0 h1:Jskdu9ieNAYnjxsi0LbQp1ulIKZV1LAFgK1tWhpZgl8=
 github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
@@ -196,8 +196,8 @@ github.com/kurin/blazer v0.5.3/go.mod h1:4FCXMUWo9DllR2Do4TtBd377ezyAJ51vB5uTBjt
 github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
 github.com/minio/md5-simd v1.1.0 h1:QPfiOqlZH+Cj9teu0t9b1nTBfPbyTl16Of5MeuShdK4=
 github.com/minio/md5-simd v1.1.0/go.mod h1:XpBqgZULrMYD3R+M28PcmP0CkI7PEMzB3U77ZrKZ0Gw=
-github.com/minio/minio-go/v6 v6.0.57 h1:ixPkbKkyD7IhnluRgQpGSpHdpvNVaW6OD5R9IAO/9Tw=
+github.com/minio/minio-go/v7 v7.0.5 h1:I2NIJ2ojwJqD/YByemC1M59e1b4FW9kS7NlOar7HPV4=
-github.com/minio/minio-go/v6 v6.0.57/go.mod h1:5+R/nM9Pwrh0vqF+HbYYDQ84wdUFPyXHkrdT4AIkifM=
+github.com/minio/minio-go/v7 v7.0.5/go.mod h1:TA0CQCjJZHM5SJj9IjqR0NmpmQJ6bCbXifAJ3mUU6Hw=
 github.com/minio/sha256-simd v0.1.1 h1:5QHSlgo3nt5yKOJrC7W8w7X+NFl8cMPZm96iu8kKUJU=
 github.com/minio/sha256-simd v0.1.1/go.mod h1:B5e1o+1/KgNmWrSQK08Y6Z1Vb5pwIktudl0J58iy0KM=
 github.com/mitchellh/go-homedir v1.1.0 h1:lukF9ziXFxDFPkA1vsr5zpc1XuPDn/wFntq5mG+4E0Y=
@@ -230,11 +230,12 @@ github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:
 github.com/restic/chunker v0.4.0 h1:YUPYCUn70MYP7VO4yllypp2SjmsRhRJaad3xKu1QFRw=
 github.com/restic/chunker v0.4.0/go.mod h1:z0cH2BejpW636LXw0R/BGyv+Ey8+m9QGiOanDHItzyw=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
+github.com/rs/xid v1.2.1 h1:mhH9Nq+C1fY2l1XIpgxIiUOfNpRBYH1kKcr+qfKgjRc=
+github.com/rs/xid v1.2.1/go.mod h1:+uKXf+4Djp6Md1KODXJxgGQPKngRmWyn10oCKFzNHOQ=
 github.com/russross/blackfriday v1.5.2 h1:HyvC0ARfnZBqnXwABFeSZHpKvJHJJfPz81GNueLj0oo=
 github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
 github.com/satori/go.uuid v1.2.0 h1:0uYX9dsZ2yD7q2RtLRtPSdGDWzjeM3TbMJP9utgA0ww=
 github.com/satori/go.uuid v1.2.0/go.mod h1:dA0hQrYB0VpLJoorglMZABFdXlWrHn1NEOzdhQKdks0=
-github.com/sirupsen/logrus v1.5.0/go.mod h1:+F7Ogzej0PZc/94MaYx/nvG9jOFMD2osvC3s+Squfpo=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
 github.com/smartystreets/assertions v1.2.0 h1:42S6lae5dvLc7BrLu/0ugRtcFVjoJNMC/N3yZFZkDFs=
 github.com/smartystreets/assertions v1.2.0/go.mod h1:tcbTF8ujkAEcZ8TElKY+i30BzYlVhC/LOxJk7iOWnoo=
@@ -277,11 +278,10 @@ go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 golang.org/x/crypto v0.0.0-20181203042331-505ab145d0a9/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f h1:R423Cnkcp5JABoeemiGEPlt9tHXFfw5kvc0yqlxRPWo=
-golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/crypto v0.0.0-20200709230013-948cd5f35899/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a h1:vclmkQCjlDX5OydZ9wv8rBCcS0QyQY66Mpf/7BZbInM=
 golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@@ -324,8 +324,6 @@ golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190501004415-9ce7a6920f09/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190503192946-f4e77d36d62c/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
-golang.org/x/net v0.0.0-20190522155817-f3200d17e092 h1:4QSRKanuywn15aTZvI/mIDEgPQpswuFndXpOj3rKEco=
-golang.org/x/net v0.0.0-20190522155817-f3200d17e092/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
 golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190628185345-da137c7871d7/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
@@ -372,8 +370,6 @@ golang.org/x/sys v0.0.0-20181205085412-a5c9d58dba9a/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190422165155-953cdadca894 h1:Cz4ceDQGXuKRnVBDTS23GTn/pU5OE2C0WrNTOYK1Uuc=
-golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190507160741-ecd444e8653b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190606165138-5da285871e9c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -397,6 +393,7 @@ golang.org/x/sys v0.0.0-20200501052902-10377860bb8e/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20200511232937-7e40ca221e25/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200515095857-1151b9dac4a9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200523222454-059865788121/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200625212154-ddb9806d33ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200803210538-64077c9b5642/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200828194041-157a740278f4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200905004654-be1d3432aa8f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -563,14 +560,14 @@ gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8
 gopkg.in/check.v1 v1.0.0-20200902074654-038fdea0a05b h1:QRR6H1YWRnHb4Y/HeNFCTJLFVxaq6wH4YuVdsUOr75U=
 gopkg.in/check.v1 v1.0.0-20200902074654-038fdea0a05b/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
-gopkg.in/ini.v1 v1.42.0 h1:7N3gPTt50s8GuLortA00n8AqRTk75qOP98+mTPpgzRk=
+gopkg.in/ini.v1 v1.57.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
-gopkg.in/ini.v1 v1.42.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/ini.v1 v1.61.0 h1:LBCdW4FmFYL4s/vDZD1RQYX7oAR6IjujCYgMdbHBR10=
 gopkg.in/ini.v1 v1.61.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/tomb.v2 v2.0.0-20161208151619-d5d1b5820637 h1:yiW+nvdHb9LVqSHQBXfZCieqV4fzYhNBql77zY0ykqs=
 gopkg.in/tomb.v2 v2.0.0-20161208151619-d5d1b5820637/go.mod h1:BHsqpu/nsuzkT5BpiH1EMZPLyqSMM8JbIavyFACoFNk=
 gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=

internal/backend/s3/s3.go

@@ -14,8 +14,8 @@ import (
 	"github.com/restic/restic/internal/errors"
 	"github.com/restic/restic/internal/restic"
 
-	"github.com/minio/minio-go/v6"
+	"github.com/minio/minio-go/v7"
-	"github.com/minio/minio-go/v6/pkg/credentials"
+	"github.com/minio/minio-go/v7/pkg/credentials"
 
 	"github.com/restic/restic/internal/debug"
 )
@@ -66,9 +66,14 @@ func open(cfg Config, rt http.RoundTripper) (*Backend, error) {
 			},
 		},
 	})
-	client, err := minio.NewWithCredentials(cfg.Endpoint, creds, !cfg.UseHTTP, cfg.Region)
+	client, err := minio.New(cfg.Endpoint, &minio.Options{
+		Creds:     creds,
+		Secure:    !cfg.UseHTTP,
+		Region:    cfg.Region,
+		Transport: rt,
+	})
 	if err != nil {
-		return nil, errors.Wrap(err, "minio.NewWithCredentials")
+		return nil, errors.Wrap(err, "minio.New")
 	}
 
 	sem, err := backend.NewSemaphore(cfg.Connections)
@@ -82,8 +87,6 @@ func open(cfg Config, rt http.RoundTripper) (*Backend, error) {
 		cfg:    cfg,
 	}
 
-	client.SetCustomTransport(rt)
-
 	l, err := backend.ParseLayout(be, cfg.Layout, defaultLayout, cfg.Prefix)
 	if err != nil {
 		return nil, err
@@ -102,12 +105,12 @@ func Open(cfg Config, rt http.RoundTripper) (restic.Backend, error) {
 
 // Create opens the S3 backend at bucket and region and creates the bucket if
 // it does not exist yet.
-func Create(cfg Config, rt http.RoundTripper) (restic.Backend, error) {
+func Create(ctx context.Context, cfg Config, rt http.RoundTripper) (restic.Backend, error) {
 	be, err := open(cfg, rt)
 	if err != nil {
 		return nil, errors.Wrap(err, "open")
 	}
-	found, err := be.client.BucketExists(cfg.Bucket)
+	found, err := be.client.BucketExists(ctx, cfg.Bucket)
 
 	if err != nil && be.IsAccessDenied(err) {
 		err = nil
@@ -121,7 +124,7 @@ func Create(cfg Config, rt http.RoundTripper) (restic.Backend, error) {
 
 	if !found {
 		// create new bucket with default ACL in default region
-		err = be.client.MakeBucket(cfg.Bucket, "")
+		err = be.client.MakeBucket(ctx, cfg.Bucket, minio.MakeBucketOptions{})
 		if err != nil {
 			return nil, errors.Wrap(err, "client.MakeBucket")
 		}
@@ -184,10 +187,13 @@ func (be *Backend) ReadDir(dir string) (list []os.FileInfo, err error) {
 		dir += "/"
 	}
 
-	done := make(chan struct{})
+	ctx, cancel := context.WithCancel(context.TODO())
-	defer close(done)
+	defer cancel()
 
-	for obj := range be.client.ListObjects(be.cfg.Bucket, dir, false, done) {
+	for obj := range be.client.ListObjects(ctx, be.cfg.Bucket, minio.ListObjectsOptions{
+		Prefix:    dir,
+		Recursive: false,
+	}) {
 		if obj.Err != nil {
 			return nil, err
 		}
@@ -248,7 +254,7 @@ func (be *Backend) Save(ctx context.Context, h restic.Handle, rd restic.RewindRe
 	opts.ContentType = "application/octet-stream"
 
 	debug.Log("PutObject(%v, %v, %v)", be.cfg.Bucket, objName, rd.Length())
-	n, err := be.client.PutObjectWithContext(ctx, be.cfg.Bucket, objName, ioutil.NopCloser(rd), int64(rd.Length()), opts)
+	n, err := be.client.PutObject(ctx, be.cfg.Bucket, objName, ioutil.NopCloser(rd), int64(rd.Length()), opts)
 
 	debug.Log("%v -> %v bytes, err %#v: %v", objName, n, err, err)
 
@@ -305,7 +311,7 @@ func (be *Backend) openReader(ctx context.Context, h restic.Handle, length int,
 
 	be.sem.GetToken()
 	coreClient := minio.Core{Client: be.client}
-	rd, _, _, err := coreClient.GetObjectWithContext(ctx, be.cfg.Bucket, objName, opts)
+	rd, _, _, err := coreClient.GetObject(ctx, be.cfg.Bucket, objName, opts)
 	if err != nil {
 		be.sem.ReleaseToken()
 		return nil, err
@@ -332,7 +338,7 @@ func (be *Backend) Stat(ctx context.Context, h restic.Handle) (bi restic.FileInf
 	opts := minio.GetObjectOptions{}
 
 	be.sem.GetToken()
-	obj, err = be.client.GetObjectWithContext(ctx, be.cfg.Bucket, objName, opts)
+	obj, err = be.client.GetObject(ctx, be.cfg.Bucket, objName, opts)
 	if err != nil {
 		debug.Log("GetObject() err %v", err)
 		be.sem.ReleaseToken()
@@ -363,7 +369,7 @@ func (be *Backend) Test(ctx context.Context, h restic.Handle) (bool, error) {
 	objName := be.Filename(h)
 
 	be.sem.GetToken()
-	_, err := be.client.StatObject(be.cfg.Bucket, objName, minio.StatObjectOptions{})
+	_, err := be.client.StatObject(ctx, be.cfg.Bucket, objName, minio.StatObjectOptions{})
 	be.sem.ReleaseToken()
 
 	if err == nil {
@@ -379,7 +385,7 @@ func (be *Backend) Remove(ctx context.Context, h restic.Handle) error {
 	objName := be.Filename(h)
 
 	be.sem.GetToken()
-	err := be.client.RemoveObject(be.cfg.Bucket, objName)
+	err := be.client.RemoveObject(ctx, be.cfg.Bucket, objName, minio.RemoveObjectOptions{})
 	be.sem.ReleaseToken()
 
 	debug.Log("Remove(%v) at %v -> err %v", h, objName, err)
@@ -409,7 +415,10 @@ func (be *Backend) List(ctx context.Context, t restic.FileType, fn func(restic.F
 	// NB: unfortunately we can't protect this with be.sem.GetToken() here.
 	// Doing so would enable a deadlock situation (gh-1399), as ListObjects()
 	// starts its own goroutine and returns results via a channel.
-	listresp := be.client.ListObjects(be.cfg.Bucket, prefix, recursive, ctx.Done())
+	listresp := be.client.ListObjects(ctx, be.cfg.Bucket, minio.ListObjectsOptions{
+		Prefix:    prefix,
+		Recursive: recursive,
+	})
 
 	for obj := range listresp {
 		if obj.Err != nil {
@@ -473,7 +482,7 @@ func (be *Backend) Delete(ctx context.Context) error {
 func (be *Backend) Close() error { return nil }
 
 // Rename moves a file based on the new layout l.
-func (be *Backend) Rename(h restic.Handle, l backend.Layout) error {
+func (be *Backend) Rename(ctx context.Context, h restic.Handle, l backend.Layout) error {
 	debug.Log("Rename %v to %v", h, l)
 	oldname := be.Filename(h)
 	newname := l.Filename(h)
@@ -485,14 +494,17 @@ func (be *Backend) Rename(h restic.Handle, l backend.Layout) error {
 
 	debug.Log("  %v -> %v", oldname, newname)
 
-	src := minio.NewSourceInfo(be.cfg.Bucket, oldname, nil)
+	src := minio.CopySrcOptions{
-
+		Bucket: be.cfg.Bucket,
-	dst, err := minio.NewDestinationInfo(be.cfg.Bucket, newname, nil, nil)
+		Object: oldname,
-	if err != nil {
-		return errors.Wrap(err, "NewDestinationInfo")
 	}
 
-	err = be.client.CopyObject(dst, src)
+	dst := minio.CopyDestOptions{
+		Bucket: be.cfg.Bucket,
+		Object: newname,
+	}
+
+	_, err := be.client.CopyObject(ctx, dst, src)
 	if err != nil && be.IsNotExist(err) {
 		debug.Log("copy failed: %v, seems to already have been renamed", err)
 		return nil
@@ -503,5 +515,5 @@ func (be *Backend) Rename(h restic.Handle, l backend.Layout) error {
 		return err
 	}
 
-	return be.client.RemoveObject(be.cfg.Bucket, oldname)
+	return be.client.RemoveObject(ctx, be.cfg.Bucket, oldname, minio.RemoveObjectOptions{})
 }

internal/backend/s3/s3_test.go

@@ -107,7 +107,7 @@ type MinioTestConfig struct {
 
 func createS3(t testing.TB, cfg MinioTestConfig, tr http.RoundTripper) (be restic.Backend, err error) {
 	for i := 0; i < 10; i++ {
-		be, err = s3.Create(cfg.Config, tr)
+		be, err = s3.Create(context.TODO(), cfg.Config, tr)
 		if err != nil {
 			t.Logf("s3 open: try %d: error %v", i, err)
 			time.Sleep(500 * time.Millisecond)
@@ -154,7 +154,7 @@ func newMinioTestSuite(ctx context.Context, t testing.TB) *test.Suite {
 				return nil, err
 			}
 
-			exists, err := be.Test(context.TODO(), restic.Handle{Type: restic.ConfigFile})
+			exists, err := be.Test(ctx, restic.Handle{Type: restic.ConfigFile})
 			if err != nil {
 				return nil, err
 			}
@@ -169,7 +169,7 @@ func newMinioTestSuite(ctx context.Context, t testing.TB) *test.Suite {
 		// OpenFn is a function that opens a previously created temporary repository.
 		Open: func(config interface{}) (restic.Backend, error) {
 			cfg := config.(MinioTestConfig)
-			return s3.Open(cfg.Config, tr)
+			return s3.Open(ctx, cfg.Config, tr)
 		},
 
 		// CleanupFn removes data created during the tests.
@@ -248,7 +248,7 @@ func newS3TestSuite(t testing.TB) *test.Suite {
 		Create: func(config interface{}) (restic.Backend, error) {
 			cfg := config.(s3.Config)
 
-			be, err := s3.Create(cfg, tr)
+			be, err := s3.Create(context.TODO(), cfg, tr)
 			if err != nil {
 				return nil, err
 			}
@@ -268,14 +268,14 @@ func newS3TestSuite(t testing.TB) *test.Suite {
 		// OpenFn is a function that opens a previously created temporary repository.
 		Open: func(config interface{}) (restic.Backend, error) {
 			cfg := config.(s3.Config)
-			return s3.Open(cfg, tr)
+			return s3.Open(context.TODO(), cfg, tr)
 		},
 
 		// CleanupFn removes data created during the tests.
 		Cleanup: func(config interface{}) error {
 			cfg := config.(s3.Config)
 
-			be, err := s3.Open(cfg, tr)
+			be, err := s3.Open(context.TODO(), cfg, tr)
 			if err != nil {
 				return err
 			}

internal/migrations/s3_layout.go

@@ -64,7 +64,7 @@ func (m *S3Layout) moveFiles(ctx context.Context, be *s3.Backend, l backend.Layo
 		debug.Log("move %v", h)
 
 		return retry(maxErrors, printErr, func() error {
-			return be.Rename(h, l)
+			return be.Rename(ctx, h, l)
 		})
 	})
 }