update the minimum required go version to 1.18

.github/workflows/tests.yml

@@ -50,24 +50,6 @@ jobs:
             test_fuse: true
             install_verb: install
 
-          - job_name: Linux
-            go: 1.17.x
-            os: ubuntu-latest
-            test_fuse: true
-            install_verb: install
-
-          - job_name: Linux
-            go: 1.16.x
-            os: ubuntu-latest
-            test_fuse: true
-            install_verb: get
-
-          - job_name: Linux
-            go: 1.15.x
-            os: ubuntu-latest
-            test_fuse: true
-            install_verb: get
-
     name: ${{ matrix.job_name }} Go ${{ matrix.go }}
     runs-on: ${{ matrix.os }}
 

CONTRIBUTING.md

@@ -76,7 +76,7 @@ Then use the `go` tool to build restic:
 
     $ go build ./cmd/restic
     $ ./restic version
-    restic 0.10.0-dev (compiled manually) compiled with go1.15.2 on linux/amd64
+    restic 0.14.0-dev (compiled manually) compiled with go1.19 on linux/amd64
 
 You can run all tests with the following command:
 

build.go

@@ -59,7 +59,7 @@ var config = Config{
 	Main:             "./cmd/restic",                           // package name for the main package
 	DefaultBuildTags: []string{"selfupdate"},                   // specify build tags which are always used
 	Tests:            []string{"./..."},                        // tests to run
-	MinVersion:       GoVersion{Major: 1, Minor: 15, Patch: 0}, // minimum Go version supported
+	MinVersion:       GoVersion{Major: 1, Minor: 18, Patch: 0}, // minimum Go version supported
 }
 
 // Config configures the build.

changelog/unreleased/pull-4041

@@ -0,0 +1,7 @@
+Change: Update dependencies and require Go 1.18 or newer
+
+We've updated most dependencies. Since some libraries require newer language
+features we're dropping support for Go 1.15 - 1.17, which means that restic now
+requires at least Go 1.18 to build.
+
+https://github.com/restic/restic/pull/4041

doc/020_installation.rst

@@ -274,7 +274,7 @@ From Source
 ***********
 
 restic is written in the Go programming language and you need at least
-Go version 1.15. Building restic may also work with older versions of Go,
+Go version 1.18. Building restic may also work with older versions of Go,
 but that's not supported. See the `Getting
 started <https://golang.org/doc/install>`__ guide of the Go project for
 instructions how to install Go.

go.mod

@@ -1,26 +1,15 @@
 module github.com/restic/restic
 
 require (
-	cloud.google.com/go v0.103.0 // indirect
-	cloud.google.com/go/compute v1.9.0 // indirect
 	cloud.google.com/go/storage v1.25.0
 	github.com/Azure/azure-sdk-for-go v66.0.0+incompatible
-	github.com/Azure/go-autorest/autorest v0.11.28 // indirect
-	github.com/Azure/go-autorest/autorest/adal v0.9.21 // indirect
-	github.com/Azure/go-autorest/autorest/to v0.4.0 // indirect
 	github.com/anacrolix/fuse v0.2.0
 	github.com/cenkalti/backoff/v4 v4.1.3
 	github.com/cespare/xxhash/v2 v2.1.2
-	github.com/dnaeon/go-vcr v1.2.0 // indirect
 	github.com/elithrar/simple-scrypt v1.3.0
 	github.com/go-ole/go-ole v1.2.6
-	github.com/gofrs/uuid v4.2.0+incompatible // indirect
-	github.com/golang-jwt/jwt/v4 v4.4.2 // indirect
-	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/google/go-cmp v0.5.9
-	github.com/googleapis/gax-go/v2 v2.5.1 // indirect
 	github.com/hashicorp/golang-lru v0.5.4
-	github.com/inconshreveable/mousetrap v1.0.1 // indirect
 	github.com/juju/ratelimit v1.0.2
 	github.com/klauspost/compress v1.15.9
 	github.com/kurin/blazer v0.5.4-0.20211030221322-ba894c124ac6
@@ -42,8 +31,47 @@ require (
 	golang.org/x/term v0.0.0-20220722155259-a9ba230a4035
 	golang.org/x/text v0.3.7
 	google.golang.org/api v0.93.0
-	google.golang.org/genproto v0.0.0-20220822174746-9e6da59bd2fc // indirect
-	gopkg.in/ini.v1 v1.67.0 // indirect
 )
 
-go 1.15
+require (
+	cloud.google.com/go v0.103.0 // indirect
+	cloud.google.com/go/compute v1.9.0 // indirect
+	cloud.google.com/go/iam v0.3.0 // indirect
+	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
+	github.com/Azure/go-autorest/autorest v0.11.28 // indirect
+	github.com/Azure/go-autorest/autorest/adal v0.9.21 // indirect
+	github.com/Azure/go-autorest/autorest/date v0.3.0 // indirect
+	github.com/Azure/go-autorest/autorest/to v0.4.0 // indirect
+	github.com/Azure/go-autorest/logger v0.2.1 // indirect
+	github.com/Azure/go-autorest/tracing v0.6.0 // indirect
+	github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
+	github.com/dnaeon/go-vcr v1.2.0 // indirect
+	github.com/dustin/go-humanize v1.0.0 // indirect
+	github.com/gofrs/uuid v4.2.0+incompatible // indirect
+	github.com/golang-jwt/jwt/v4 v4.4.2 // indirect
+	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/google/uuid v1.3.0 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.1.0 // indirect
+	github.com/googleapis/gax-go/v2 v2.5.1 // indirect
+	github.com/inconshreveable/mousetrap v1.0.1 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/klauspost/cpuid/v2 v2.1.0 // indirect
+	github.com/kr/fs v0.1.0 // indirect
+	github.com/minio/md5-simd v1.1.2 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/rs/xid v1.4.0 // indirect
+	github.com/russross/blackfriday/v2 v2.1.0 // indirect
+	github.com/sirupsen/logrus v1.9.0 // indirect
+	go.opencensus.io v0.23.0 // indirect
+	golang.org/x/xerrors v0.0.0-20220609144429-65e65417b02f // indirect
+	google.golang.org/appengine v1.6.7 // indirect
+	google.golang.org/genproto v0.0.0-20220822174746-9e6da59bd2fc // indirect
+	google.golang.org/grpc v1.48.0 // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+)
+
+go 1.18

go.sum

@@ -93,7 +93,6 @@ github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kd
 github.com/cenkalti/backoff/v4 v4.1.3 h1:cFAlzYUlVYDysBEH2T5hyJZMh3+5+WCBvSnK6Q8UtC4=
 github.com/cenkalti/backoff/v4 v4.1.3/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
-github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/cespare/xxhash/v2 v2.1.2 h1:YRXhKfTDauu4ajMg1TPgFO5jnlC2HCbmLXMcTG5cbYE=
@@ -179,7 +178,6 @@ github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaS
 github.com/golang/protobuf v1.5.1/go.mod h1:DopwsBzvsk0Fs44TXzsVbJyPhcCPeIwnvohx4u74HPM=
 github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
 github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
-github.com/golang/snappy v0.0.3 h1:fHPg5GQYlCeLIPB9BZqMVR5nR9A+IM5zcgeTdjMYmLA=
 github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
@@ -423,7 +421,6 @@ golang.org/x/net v0.0.0-20220425223048-2871e0cb64e4/go.mod h1:CfG3xpIq0wQ8r1q4Su
 golang.org/x/net v0.0.0-20220607020251-c690dde0001d/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.0.0-20220617184016-355a448f1bc9/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.0.0-20220624214902-1bab6f366d9e/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
-golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.0.0-20220822230855-b0a4917ee28c h1:JVAXQ10yGGVbSyoer5VILysz6YKjdNT2bsvlayjqhes=
 golang.org/x/net v0.0.0-20220822230855-b0a4917ee28c/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
@@ -527,8 +524,6 @@ golang.org/x/sys v0.0.0-20220615213510-4f61da869c0c/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220624220833-87e55d714810/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220728004956-3c1f35247d10/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220818161305-2296e01440c6 h1:Sx/u41w+OwrInGdEckYmEuU5gHoGSL4QbDz3S9s6j4U=
 golang.org/x/sys v0.0.0-20220818161305-2296e01440c6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
@@ -649,9 +644,6 @@ google.golang.org/api v0.80.0/go.mod h1:xY3nI94gbvBrE0J6NHXhxOmW97HG7Khjkku6AFB3
 google.golang.org/api v0.84.0/go.mod h1:NTsGnUFJMYROtiquksZHBWtHfeMC7iYthki7Eq3pa8o=
 google.golang.org/api v0.85.0/go.mod h1:AqZf8Ep9uZ2pyTvgL+x0D3Zt0eoT9b5E8fmzfu6FO2g=
 google.golang.org/api v0.86.0/go.mod h1:+Sem1dnrKlrXMR/X0bPnMWyluQe4RsNoYfmNLhOIkzw=
-google.golang.org/api v0.88.0/go.mod h1:+Sem1dnrKlrXMR/X0bPnMWyluQe4RsNoYfmNLhOIkzw=
-google.golang.org/api v0.90.0/go.mod h1:+Sem1dnrKlrXMR/X0bPnMWyluQe4RsNoYfmNLhOIkzw=
-google.golang.org/api v0.91.0/go.mod h1:+Sem1dnrKlrXMR/X0bPnMWyluQe4RsNoYfmNLhOIkzw=
 google.golang.org/api v0.93.0 h1:T2xt9gi0gHdxdnRkVQhT8mIvPaXKNsDNWz+L696M66M=
 google.golang.org/api v0.93.0/go.mod h1:+Sem1dnrKlrXMR/X0bPnMWyluQe4RsNoYfmNLhOIkzw=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
@@ -743,9 +735,6 @@ google.golang.org/genproto v0.0.0-20220616135557-88e70c0c3a90/go.mod h1:KEWEmljW
 google.golang.org/genproto v0.0.0-20220617124728-180714bec0ad/go.mod h1:KEWEmljWE5zPzLBa/oHl6DaEt9LmfH6WtH1OHIvleBA=
 google.golang.org/genproto v0.0.0-20220624142145-8cd45d7dbd1f/go.mod h1:KEWEmljWE5zPzLBa/oHl6DaEt9LmfH6WtH1OHIvleBA=
 google.golang.org/genproto v0.0.0-20220628213854-d9e0b6570c03/go.mod h1:KEWEmljWE5zPzLBa/oHl6DaEt9LmfH6WtH1OHIvleBA=
-google.golang.org/genproto v0.0.0-20220720214146-176da50484ac/go.mod h1:GkXuJDJ6aQ7lnJcRF+SJVgFdQhypqgl3LB1C9vabdRE=
-google.golang.org/genproto v0.0.0-20220722212130-b98a9ff5e252/go.mod h1:GkXuJDJ6aQ7lnJcRF+SJVgFdQhypqgl3LB1C9vabdRE=
-google.golang.org/genproto v0.0.0-20220804142021-4e6b2dfa6612/go.mod h1:iHe1svFLAZg9VWz891+QbRMwUv9O/1Ww+/mngYeThbc=
 google.golang.org/genproto v0.0.0-20220822174746-9e6da59bd2fc h1:Nf+EdcTLHR8qDNN/KfkQL0u0ssxt9OhbaWCl5C0ucEI=
 google.golang.org/genproto v0.0.0-20220822174746-9e6da59bd2fc/go.mod h1:dbqgFATTzChvnt+ujMdZwITVAJHFtfyN1qUhDqEiIlk=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
@@ -802,7 +791,6 @@ gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
-gopkg.in/ini.v1 v1.66.6/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/ini.v1 v1.67.0 h1:Dgnx+6+nfE+IfzjUEISNeydPJh9AXNNsWbGP9KzCsOA=
 gopkg.in/ini.v1 v1.67.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=