Merge pull request #6892 from tstromberg/iso-fallback

Unify downloaders, add GitHub and Alibaba ISO fallbacks

Makefile

@@ -21,8 +21,8 @@ VERSION ?= v$(RAW_VERSION)
 
 KUBERNETES_VERSION ?= $(shell egrep "DefaultKubernetesVersion =" pkg/minikube/constants/constants.go | cut -d \" -f2)
 KIC_VERSION ?= $(shell egrep "Version =" pkg/drivers/kic/types.go | cut -d \" -f2)
-PRELOADED_TARBALL_VERSION ?= $(shell egrep "Version =" pkg/minikube/preload/constants.go | cut -d \" -f2)
-PRELOADED_VOLUMES_GCS_BUCKET ?= $(shell egrep "PreloadedVolumeTarballsBucket =" pkg/minikube/constants/constants.go | cut -d \" -f2)
+PRELOADED_TARBALL_VERSION ?= $(shell egrep "PreloadVersion =" pkg/minikube/download/preload.go | cut -d \" -f2)
+PRELOADED_VOLUMES_GCS_BUCKET ?= $(shell egrep "PreloadBucket =" pkg/minikube/download/preload.go | cut -d \" -f2)
 
 # Default to .0 for higher cache hit rates, as build increments typically don't require new ISO versions
 ISO_VERSION ?= v$(VERSION_MAJOR).$(VERSION_MINOR).3

cmd/minikube/cmd/start.go

@@ -43,10 +43,10 @@ import (
 	cmdcfg "k8s.io/minikube/cmd/minikube/cmd/config"
 	"k8s.io/minikube/pkg/minikube/bootstrapper/bsutil"
 	"k8s.io/minikube/pkg/minikube/bootstrapper/images"
-	"k8s.io/minikube/pkg/minikube/cluster"
 	"k8s.io/minikube/pkg/minikube/config"
 	"k8s.io/minikube/pkg/minikube/constants"
 	"k8s.io/minikube/pkg/minikube/cruntime"
+	"k8s.io/minikube/pkg/minikube/download"
 	"k8s.io/minikube/pkg/minikube/driver"
 	"k8s.io/minikube/pkg/minikube/exit"
 	"k8s.io/minikube/pkg/minikube/kubeconfig"
@@ -154,7 +154,7 @@ func initMinikubeFlags() {
 	startCmd.Flags().String(humanReadableDiskSize, defaultDiskSize, "Disk size allocated to the minikube VM (format: <number>[<unit>], where unit = b, k, m or g).")
 	startCmd.Flags().Bool(downloadOnly, false, "If true, only download and cache files for later use - don't install or start anything.")
 	startCmd.Flags().Bool(cacheImages, true, "If true, cache docker images for the current bootstrapper and load them into the machine. Always false with --driver=none.")
-	startCmd.Flags().String(isoURL, constants.DefaultISOURL, "Location of the minikube iso.")
+	startCmd.Flags().StringSlice(isoURL, download.DefaultISOURLs(), "Locations to fetch the minikube ISO from.")
 	startCmd.Flags().Bool(keepContext, false, "This will keep the existing kubectl context and will create a minikube context.")
 	startCmd.Flags().Bool(embedCerts, false, "if true, will embed the certs in kubeconfig.")
 	startCmd.Flags().String(containerRuntime, "docker", "The container runtime to be used (docker, crio, containerd).")
@@ -321,7 +321,13 @@ func runStart(cmd *cobra.Command, args []string) {
 		return
 	}
 
-	cacheISO(&mc, driverName)
+	if !driver.BareMetal(driverName) && !driver.IsKIC(driverName) {
+		url, err := download.ISO(viper.GetStringSlice(isoURL))
+		if err != nil {
+			exit.WithError("Failed to cache ISO", err)
+		}
+		mc.MinikubeISO = url
+	}
 
 	if viper.GetBool(nativeSSH) {
 		ssh.SetDefaultClient(ssh.Native)
@@ -355,14 +361,6 @@ func updateDriver(driverName string) {
 	}
 }
 
-func cacheISO(cfg *config.ClusterConfig, driverName string) {
-	if !driver.BareMetal(driverName) && !driver.IsKIC(driverName) {
-		if err := cluster.CacheISO(*cfg); err != nil {
-			exit.WithError("Failed to cache ISO", err)
-		}
-	}
-}
-
 func displayVersion(version string) {
 	prefix := ""
 	if viper.GetString(config.ProfileName) != constants.DefaultClusterName {
@@ -796,7 +794,6 @@ func generateCfgFromFlags(cmd *cobra.Command, k8sVersion string, drvName string)
 		Name:                    viper.GetString(config.ProfileName),
 		KeepContext:             viper.GetBool(keepContext),
 		EmbedCerts:              viper.GetBool(embedCerts),
-		MinikubeISO:             viper.GetString(isoURL),
 		Memory:                  pkgutil.CalculateSizeInMB(viper.GetString(memory)),
 		CPUs:                    viper.GetInt(cpus),
 		DiskSize:                pkgutil.CalculateSizeInMB(viper.GetString(humanReadableDiskSize)),
@@ -817,7 +814,6 @@ func generateCfgFromFlags(cmd *cobra.Command, k8sVersion string, drvName string)
 		KVMQemuURI:              viper.GetString(kvmQemuURI),
 		KVMGPU:                  viper.GetBool(kvmGPU),
 		KVMHidden:               viper.GetBool(kvmHidden),
-		Downloader:              pkgutil.DefaultDownloader{},
 		DisableDriverMounts:     viper.GetBool(disableDriverMounts),
 		UUID:                    viper.GetString(uuid),
 		NoVTXCheck:              viper.GetBool(noVTXCheck),

go.mod

@@ -12,6 +12,7 @@ require (
 	github.com/cheggaaa/pb/v3 v3.0.1
 	github.com/cloudfoundry-attic/jibber_jabber v0.0.0-20151120183258-bcc4c8345a21
 	github.com/cloudfoundry/jibber_jabber v0.0.0-20151120183258-bcc4c8345a21 // indirect
+	github.com/docker/cli v0.0.0-20200303162255-7d407207c304 // indirect
 	github.com/docker/docker v1.13.1
 	github.com/docker/go-units v0.4.0
 	github.com/docker/machine v0.7.1-0.20190718054102-a555e4f7a8f5 // version is 0.7.1 to pin to a555e4f7a8f5
@@ -24,15 +25,12 @@ require (
 	github.com/google/go-cmp v0.3.0
 	github.com/google/go-containerregistry v0.0.0-20200131185320-aec8da010de2
 	github.com/googleapis/gnostic v0.3.0 // indirect
-	github.com/hashicorp/errwrap v0.0.0-20141028054710-7554cd9344ce // indirect
 	github.com/hashicorp/go-getter v1.4.0
-	github.com/hashicorp/go-multierror v0.0.0-20160811015721-8c5f0ad93604 // indirect
 	github.com/hashicorp/go-retryablehttp v0.5.4
 	github.com/hooklift/assert v0.0.0-20170704181755-9d1defd6d214 // indirect
 	github.com/hooklift/iso9660 v0.0.0-20170318115843-1cf07e5970d8
 	github.com/imdario/mergo v0.3.8 // indirect
 	github.com/intel-go/cpuid v0.0.0-20181003105527-1a4a6f06a1c6 // indirect
-	github.com/jimmidyson/go-download v0.0.0-20161028105827-7f9a90c8c95b
 	github.com/johanneswuerbach/nfsexports v0.0.0-20181204082207-1aa528dcb345
 	github.com/juju/clock v0.0.0-20190205081909-9c5c9712527c
 	github.com/juju/errors v0.0.0-20190806202954-0232dcc7464d // indirect
@@ -66,18 +64,20 @@ require (
 	github.com/xeipuuv/gojsonschema v0.0.0-20160623135812-c539bca196be
 	github.com/zchee/go-vmnet v0.0.0-20161021174912-97ebf9174097
 	golang.org/x/build v0.0.0-20190927031335-2835ba2e683f
-	golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413
+	golang.org/x/crypto v0.0.0-20200302210943-78000ba7a073
+	golang.org/x/net v0.0.0-20200301022130-244492dfa37a // indirect
 	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e
 	golang.org/x/sys v0.0.0-20191010194322-b09406accb47
 	golang.org/x/text v0.3.2
 	google.golang.org/api v0.9.0
 	gopkg.in/mgo.v2 v2.0.0-20190816093944-a6b53ec6cb22 // indirect
+	gotest.tools/v3 v3.0.2 // indirect
 	k8s.io/api v0.17.3
 	k8s.io/apimachinery v0.17.3
 	k8s.io/client-go v0.17.3
 	k8s.io/kubectl v0.0.0
 	k8s.io/kubernetes v1.17.3
-	k8s.io/utils v0.0.0-20200122174043-1e243dd1a584 // indirect
+	k8s.io/utils v0.0.0-20200229041039-0a110f9eb7ab // indirect
 	sigs.k8s.io/sig-storage-lib-external-provisioner v4.0.0+incompatible
 )
 

go.sum

@@ -144,6 +144,8 @@ github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZm
 github.com/dnaeon/go-vcr v1.0.1/go.mod h1:aBB1+wY4s93YsC3HHjMBMrwTj2R9FHDzUr9KyGc8n1E=
 github.com/docker/cli v0.0.0-20191017083524-a8ff7f821017 h1:2HQmlpI3yI9deH18Q6xiSOIjXD4sLI55Y/gfpa8/558=
 github.com/docker/cli v0.0.0-20191017083524-a8ff7f821017/go.mod h1:JLrzqnKDaYBop7H2jaqPtU4hHvMKP+vjCwu2uszcLI8=
+github.com/docker/cli v0.0.0-20200303162255-7d407207c304 h1:A7SYzidcyuQ/yS4wezWGYeUioUFJQk8HYWY9aMYTF4I=
+github.com/docker/cli v0.0.0-20200303162255-7d407207c304/go.mod h1:JLrzqnKDaYBop7H2jaqPtU4hHvMKP+vjCwu2uszcLI8=
 github.com/docker/distribution v2.7.1+incompatible h1:a5mlkVzth6W5A4fOsS3D2EO5BUmsJpcB+cRlLU7cSug=
 github.com/docker/distribution v2.7.1+incompatible/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
 github.com/docker/docker v1.4.2-0.20190924003213-a8608b5b67c7 h1:Cvj7S8I4Xpx78KAl6TwTmMHuHlZ/0SM60NUneGJQ7IE=
@@ -346,12 +348,8 @@ github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7/go.mod h1:Fecb
 github.com/grpc-ecosystem/go-grpc-middleware v1.0.1-0.20190118093823-f849b5445de4/go.mod h1:FiyG127CGDf3tlThmgyCl78X/SZQqEOJBCDaAfeWzPs=
 github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0/go.mod h1:8NvIoxWQoOIhqOTXgfV/d3M/q6VIi02HzZEHgUlZvzk=
 github.com/grpc-ecosystem/grpc-gateway v1.9.5/go.mod h1:vNeuVxBJEsws4ogUvrchl83t/GYV9WGTSLVdBhOQFDY=
-github.com/hashicorp/errwrap v0.0.0-20141028054710-7554cd9344ce h1:prjrVgOk2Yg6w+PflHoszQNLTUh4kaByUcEWM/9uin4=
-github.com/hashicorp/errwrap v0.0.0-20141028054710-7554cd9344ce/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
 github.com/hashicorp/go-cleanhttp v0.5.0 h1:wvCrVc9TjDls6+YGAF2hAifE1E5U1+b4tH6KdvN3Gig=
 github.com/hashicorp/go-cleanhttp v0.5.0/go.mod h1:JpRdi6/HCYpAwUzNwuwqhbovhLtngrth3wmdIIUrZ80=
-github.com/hashicorp/go-multierror v0.0.0-20160811015721-8c5f0ad93604 h1:VIq8E7fMiC4h3agg0ya56L0jHn7QisZZcWZXVKJb9jQ=
-github.com/hashicorp/go-multierror v0.0.0-20160811015721-8c5f0ad93604/go.mod h1:JMRHfdO9jKNzS/+BTlxCjKNQHg/jZAft8U7LloJvN7I=
 github.com/hashicorp/go-retryablehttp v0.5.4 h1:1BZvpawXoJCWX6pNtow9+rpEj+3itIlutiqnntI6jOE=
 github.com/hashicorp/go-retryablehttp v0.5.4/go.mod h1:9B5zBasrRhHXnJnui7y6sL7es7NDiJgTc6Er0maI1Xs=
 github.com/hashicorp/go-safetemp v1.0.0 h1:2HR189eFNrjHQyENnQMMpCiBAsRxzbTMIgBhEyExpmo=
@@ -386,8 +384,6 @@ github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANyt
 github.com/intel-go/cpuid v0.0.0-20181003105527-1a4a6f06a1c6 h1:XboatR7lasl05yel5hNXF7kQBw2oFUGdMztcgisfhNU=
 github.com/intel-go/cpuid v0.0.0-20181003105527-1a4a6f06a1c6/go.mod h1:RmeVYf9XrPRbRc3XIx0gLYA8qOFvNoPOfaEZduRlEp4=
 github.com/jellevandenhooff/dkim v0.0.0-20150330215556-f50fe3d243e1/go.mod h1:E0B/fFc00Y+Rasa88328GlI/XbtyysCtTHZS8h7IrBU=
-github.com/jimmidyson/go-download v0.0.0-20161028105827-7f9a90c8c95b h1:3TknJxYSK1eDe21QorC3C2Yz8jylk6vlJG9YABnFzkU=
-github.com/jimmidyson/go-download v0.0.0-20161028105827-7f9a90c8c95b/go.mod h1:I3WsAhNNoG7a/d8HMlYUywJJlfOs/+/83NEUjuDp4lc=
 github.com/jimstudt/http-authentication v0.0.0-20140401203705-3eca13d6893a/go.mod h1:wK6yTYYcgjHE1Z1QtXACPDjcFJyBskHEdagmnq3vsP8=
 github.com/jmespath/go-jmespath v0.0.0-20160202185014-0b12d6b521d8 h1:12VvqtR6Aowv3l/EQUlocDHW2Cp4G9WJVH7uyH8QFJE=
 github.com/jmespath/go-jmespath v0.0.0-20160202185014-0b12d6b521d8/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
@@ -735,6 +731,8 @@ golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413 h1:ULYEB3JvPRE/IfO+9uO7vKV/xzVTO7XPAwm8xbf4w2g=
 golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/crypto v0.0.0-20200302210943-78000ba7a073 h1:xMPOj6Pz6UipU1wXLkrtqpHbR0AVFnyPEQq/wRWz9lM=
+golang.org/x/crypto v0.0.0-20200302210943-78000ba7a073/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190125153040-c74c464bbbf2/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190312203227-4b39c73a6495/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -780,6 +778,8 @@ golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20191004110552-13f9640d40b9 h1:rjwSpXsdiK0dV8/Naq3kAw9ymfAeJIyd0upUIElB+lI=
 golang.org/x/net v0.0.0-20191004110552-13f9640d40b9/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20200301022130-244492dfa37a h1:GuSPYbZzB5/dcLNCwLQLsg3obCJtX9IJhpXkvY7kzk0=
+golang.org/x/net v0.0.0-20200301022130-244492dfa37a/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190402181905-9f3314589c9a h1:tImsplftrFpALCYumobsd0K86vlAs/eXGFms2txfJfA=
@@ -864,6 +864,7 @@ golang.org/x/tools v0.0.0-20190606124116-d0a3d012864b/go.mod h1:/rFqwRUd4F7ZHNgw
 golang.org/x/tools v0.0.0-20190614205625-5aca471b1d59/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190617190820-da514acc4774/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190621195816-6e04913cbbac/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
+golang.org/x/tools v0.0.0-20190624222133-a101b041ded4/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190628153133-6cdbf07be9d0/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20190706070813-72ffa07ba3db/go.mod h1:jcCCGcm9btYwXyDqrUWc6MKQKKGJCWEQ3AfLSRIbEuI=
 golang.org/x/tools v0.0.0-20190909030654-5b82db07426d/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@@ -944,6 +945,8 @@ gotest.tools v2.1.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81
 gotest.tools v2.2.0+incompatible h1:VsBPFP1AI068pPrMxtb/S8Zkgf9xEmTLJjfM+P5UIEo=
 gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
 gotest.tools/gotestsum v0.3.5/go.mod h1:Mnf3e5FUzXbkCfynWBGOwLssY7gTQgCHObK9tMpAriY=
+gotest.tools/v3 v3.0.2 h1:kG1BFyqVHuQoVQiR1bWGnfz/fmHvvuiSPIV7rvl360E=
+gotest.tools/v3 v3.0.2/go.mod h1:3SzNCllyD9/Y+b5r9JIKQ474KzkZyqLqEfYqMsX94Bk=
 grpc.go4.org v0.0.0-20170609214715-11d0a25b4919/go.mod h1:77eQGdRu53HpSqPFJFmuJdjuHRquDANNeA4x7B8WQ9o=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
@@ -996,8 +999,8 @@ k8s.io/sample-apiserver v0.17.3/go.mod h1:cn/rvFIttGNqy1v88B5ZlDAbyyqDOoF7JHSwPi
 k8s.io/system-validators v1.0.4/go.mod h1:HgSgTg4NAGNoYYjKsUyk52gdNi2PVDswQ9Iyn66R7NI=
 k8s.io/utils v0.0.0-20191114184206-e782cd3c129f h1:GiPwtSzdP43eI1hpPCbROQCCIgCuiMMNF8YUVLF3vJo=
 k8s.io/utils v0.0.0-20191114184206-e782cd3c129f/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
-k8s.io/utils v0.0.0-20200122174043-1e243dd1a584 h1:3tT5mBZNurtd5BoYrPBII3Sa8n7T2w405qdTQvr3vmY=
-k8s.io/utils v0.0.0-20200122174043-1e243dd1a584/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
+k8s.io/utils v0.0.0-20200229041039-0a110f9eb7ab h1:I3f2hcBrepGRXI1z4sukzAb8w1R4eqbsHrAsx06LGYM=
+k8s.io/utils v0.0.0-20200229041039-0a110f9eb7ab/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
 modernc.org/cc v1.0.0/go.mod h1:1Sk4//wdnYJiUIxnW8ddKpaOJCF37yAdqYnkxUpaYxw=
 modernc.org/golex v1.0.0/go.mod h1:b/QX9oBD/LhixY6NDh+IdGv17hgB+51fET1i2kPSmvk=
 modernc.org/mathutil v1.0.0/go.mod h1:wU0vUrJsVWBZ4P6e7xtFJEhFSNsfRLJ8H458uRjg03k=

pkg/drivers/kic/kic.go

@@ -36,7 +36,7 @@ import (
 	"k8s.io/minikube/pkg/minikube/assets"
 	"k8s.io/minikube/pkg/minikube/command"
 	"k8s.io/minikube/pkg/minikube/constants"
-	"k8s.io/minikube/pkg/minikube/preload"
+	"k8s.io/minikube/pkg/minikube/download"
 )
 
 // Driver represents a kic driver https://minikube.sigs.k8s.io/docs/reference/drivers/docker
@@ -103,7 +103,7 @@ func (d *Driver) Create() error {
 	t := time.Now()
 	glog.Infof("Starting extracting preloaded images to volume")
 	// Extract preloaded images to container
-	if err := oci.ExtractTarballToVolume(preload.TarballFilepath(d.NodeConfig.KubernetesVersion), params.Name, BaseImage); err != nil {
+	if err := oci.ExtractTarballToVolume(download.TarballPath(d.NodeConfig.KubernetesVersion), params.Name, BaseImage); err != nil {
 		glog.Infof("Unable to extract preloaded tarball to volume: %v", err)
 	} else {
 		glog.Infof("Took %f seconds to extract preloaded images to volume", time.Since(t).Seconds())

pkg/minikube/bootstrapper/bsutil/binaries.go

@@ -30,6 +30,7 @@ import (
 	"k8s.io/minikube/pkg/minikube/command"
 	"k8s.io/minikube/pkg/minikube/config"
 	"k8s.io/minikube/pkg/minikube/constants"
+	"k8s.io/minikube/pkg/minikube/download"
 	"k8s.io/minikube/pkg/minikube/machine"
 	"k8s.io/minikube/pkg/minikube/vmpath"
 )
@@ -53,7 +54,7 @@ func TransferBinaries(cfg config.KubernetesConfig, c command.Runner) error {
 	for _, name := range constants.KubernetesReleaseBinaries {
 		name := name
 		g.Go(func() error {
-			src, err := machine.CacheBinary(name, cfg.KubernetesVersion, "linux", runtime.GOARCH)
+			src, err := download.Binary(name, cfg.KubernetesVersion, "linux", runtime.GOARCH)
 			if err != nil {
 				return errors.Wrapf(err, "downloading %s", name)
 			}

pkg/minikube/config/types.go

@@ -20,7 +20,6 @@ import (
 	"net"
 
 	"github.com/blang/semver"
-	"k8s.io/minikube/pkg/util"
 )
 
 // Profile represents a minikube profile
@@ -49,13 +48,12 @@ type ClusterConfig struct {
 	HypervVirtualSwitch     string
 	HypervUseExternalSwitch bool
 	HypervExternalAdapter   string
-	KVMNetwork              string             // Only used by the KVM driver
-	KVMQemuURI              string             // Only used by kvm2
-	KVMGPU                  bool               // Only used by kvm2
-	KVMHidden               bool               // Only used by kvm2
-	Downloader              util.ISODownloader `json:"-"`
-	DockerOpt               []string           // Each entry is formatted as KEY=VALUE.
-	DisableDriverMounts     bool               // Only used by virtualbox
+	KVMNetwork              string   // Only used by the KVM driver
+	KVMQemuURI              string   // Only used by kvm2
+	KVMGPU                  bool     // Only used by kvm2
+	KVMHidden               bool     // Only used by kvm2
+	DockerOpt               []string // Each entry is formatted as KEY=VALUE.
+	DisableDriverMounts     bool     // Only used by virtualbox
 	NFSShare                []string
 	NFSSharesRoot           string
 	UUID                    string // Only used by hyperkit to restore the mac address

pkg/minikube/constants/constants.go

@@ -17,13 +17,11 @@ limitations under the License.
 package constants
 
 import (
-	"fmt"
 	"path/filepath"
 
 	"k8s.io/client-go/tools/clientcmd"
 	"k8s.io/client-go/util/homedir"
 	"k8s.io/minikube/pkg/minikube/localpath"
-	minikubeVersion "k8s.io/minikube/pkg/version"
 )
 
 const (
@@ -60,9 +58,6 @@ const (
 	MinikubeActiveDockerdEnv = "MINIKUBE_ACTIVE_DOCKERD"
 	// PodmanVarlinkBridgeEnv is used for podman settings
 	PodmanVarlinkBridgeEnv = "PODMAN_VARLINK_BRIDGE"
-
-	// PreloadedVolumeTarballsBucket is the name of the GCS bucket where preloaded volume tarballs exist
-	PreloadedVolumeTarballsBucket = "minikube-preloaded-volume-tarballs"
 )
 
 var (
@@ -75,10 +70,6 @@ var (
 
 	// SHASuffix is the suffix of a SHA-256 checksum file
 	SHASuffix = ".sha256"
-	// DefaultISOURL is the default location of the minikube.iso file
-	DefaultISOURL = fmt.Sprintf("https://storage.googleapis.com/%s/minikube-%s.iso", minikubeVersion.GetISOPath(), minikubeVersion.GetISOVersion())
-	// DefaultISOSHAURL is the default location of the minikube.iso.sha256 file
-	DefaultISOSHAURL = DefaultISOURL + SHASuffix
 
 	// DockerDaemonEnvs is list of docker-daemon related environment variables.
 	DockerDaemonEnvs = [3]string{DockerHostEnv, DockerTLSVerifyEnv, DockerCertPathEnv}