Do not allow running darwin/amd64 minikube binary on darwin/arm64 systems

cmd/minikube/cmd/root.go

@@ -25,6 +25,9 @@ import (
 	"strings"
 	"time"
 
+	"k8s.io/minikube/pkg/minikube/notify"
+	"k8s.io/minikube/pkg/version"
+
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
 	"github.com/spf13/viper"
@@ -93,6 +96,11 @@ func Execute() {
 		}
 	}
 
+	if runtime.GOOS == "darwin" && detect.IsAmd64M1Emulation() {
+		exit.Message(reason.WrongBinaryM1, "You are trying to run amd64 binary on M1 system. Please use darwin/arm64 binary instead (Download at {{.url}}.",
+			out.V{"url": notify.DownloadURL(version.GetVersion(), "darwin", "amd64")})
+	}
+
 	_, callingCmd := filepath.Split(os.Args[0])
 
 	if callingCmd == "kubectl" {

go.mod

@@ -38,7 +38,7 @@ require (
 	github.com/hectane/go-acl v0.0.0-20190604041725-da78bae5fc95 // indirect
 	github.com/hooklift/assert v0.0.0-20170704181755-9d1defd6d214 // indirect
 	github.com/hooklift/iso9660 v0.0.0-20170318115843-1cf07e5970d8
-	github.com/intel-go/cpuid v0.0.0-20181003105527-1a4a6f06a1c6 // indirect
+	github.com/intel-go/cpuid v0.0.0-20181003105527-1a4a6f06a1c6
 	github.com/johanneswuerbach/nfsexports v0.0.0-20200318065542-c48c3734757f
 	github.com/juju/clock v0.0.0-20190205081909-9c5c9712527c
 	github.com/juju/errors v0.0.0-20190806202954-0232dcc7464d // indirect
@@ -50,6 +50,7 @@ require (
 	github.com/juju/utils v0.0.0-20180820210520-bf9cc5bdd62d // indirect
 	github.com/juju/version v0.0.0-20180108022336-b64dbd566305 // indirect
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51
+	github.com/klauspost/cpuid v1.2.0
 	github.com/libvirt/libvirt-go v3.9.0+incompatible
 	github.com/machine-drivers/docker-machine-driver-vmware v0.1.1
 	github.com/mattbaird/jsonpatch v0.0.0-20200820163806-098863c1fc24

go.sum

@@ -642,6 +642,7 @@ github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+o
 github.com/klauspost/compress v1.11.2/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
 github.com/klauspost/compress v1.11.3 h1:dB4Bn0tN3wdCzQxnS8r06kV74qN/TAfaIS0bVE8h3jc=
 github.com/klauspost/compress v1.11.3/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
+github.com/klauspost/cpuid v1.2.0 h1:NMpwD2G9JSFOE1/TJjGSo5zG7Yb2bTe7eq1jH+irmeE=
 github.com/klauspost/cpuid v1.2.0/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/konsorten/go-windows-terminal-sequences v1.0.2/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
@@ -808,6 +809,7 @@ github.com/opencontainers/selinux v1.8.0/go.mod h1:RScLhm78qiWa2gbVCcGkC7tCGdgk3
 github.com/otiai10/copy v1.5.0 h1:SoXDGnlTUZoqB/wSuj/Y5L6T5i6iN4YRAcMCd+JnLNU=
 github.com/otiai10/copy v1.5.0/go.mod h1:XWfuS3CrI0R6IE0FbgHsEazaXO8G0LpMp9o8tos0x4E=
 github.com/otiai10/curr v0.0.0-20150429015615-9b4961190c95/go.mod h1:9qAhocn7zKJG+0mI8eUu6xqkFDYS2kb2saOteoSB3cE=
+github.com/otiai10/curr v1.0.0 h1:TJIWdbX0B+kpNagQrjgq8bCMrbhiuX73M2XwgtDMoOI=
 github.com/otiai10/curr v1.0.0/go.mod h1:LskTG5wDwr8Rs+nNQ+1LlxRjAtTZZjtJW4rMXl6j4vs=
 github.com/otiai10/mint v1.3.0/go.mod h1:F5AjcsTsWUqX+Na9fpHb52P8pcRX2CI6A3ctIT91xUo=
 github.com/otiai10/mint v1.3.2 h1:VYWnrP5fXmz1MXvjuUvcBrXSjGE6xjON+axB/UrpO3E=

pkg/minikube/detect/detect.go

@@ -19,6 +19,10 @@ package detect
 import (
 	"net/http"
 	"os"
+	"runtime"
+	"strings"
+
+	"github.com/klauspost/cpuid"
 )
 
 // IsMicrosoftWSL will return true if process is running in WSL in windows
@@ -43,3 +47,8 @@ func IsCloudShell() bool {
 	_, e := os.LookupEnv("CLOUDSHELL_ENVIRONMENT")
 	return e
 }
+
+// IsAmd64M1Emulation  determines whether amd64 minikube binary is running on M1 mac in emulation mode
+func IsAmd64M1Emulation() bool {
+	return runtime.GOARCH == "amd64" && strings.HasPrefix(cpuid.CPU.BrandName, "VirtualApple")
+}

pkg/minikube/notify/notify.go

@@ -152,3 +152,16 @@ func getTimeFromFileIfExists(path string) time.Time {
 	}
 	return timeInFile
 }
+
+// DownloadURL returns a URL to get minikube binary version ver for platform os/arch
+func DownloadURL(ver, os, arch string) string {
+	if ver == "" || strings.HasSuffix(ver, "-unset") || os == "" || arch == "" {
+		return "https://github.com/kubernetes/minikube/releases"
+	}
+	sfx := ""
+	if os == "windows" {
+		sfx = ".exe"
+	}
+	return fmt.Sprintf("https://github.com/kubernetes/minikube/releases/download/%s/minikube-%s-%s%s",
+		ver, os, arch, sfx)
+}

pkg/minikube/notify/notify_test.go

@@ -235,3 +235,33 @@ func TestMaybePrintUpdateText(t *testing.T) {
 		})
 	}
 }
+
+func TestDownloadURL(t *testing.T) {
+	const urlBase = "https://github.com/kubernetes/minikube/releases/download/"
+	type args struct {
+		ver  string
+		os   string
+		arch string
+	}
+	tests := []struct {
+		name string
+		args args
+		want string
+	}{
+		{"linux-amd64", args{"foo", "linux", "amd64"}, urlBase + "foo/minikube-linux-amd64"},
+		{"linux-arm64", args{"foo", "linux", "arm64"}, urlBase + "foo/minikube-linux-arm64"},
+		{"darwin-amd64", args{"foo", "darwin", "amd64"}, urlBase + "foo/minikube-darwin-amd64"},
+		{"darwin-arm64", args{"foo", "darwin", "arm64"}, urlBase + "foo/minikube-darwin-arm64"},
+		{"windows", args{"foo", "windows", "amd64"}, urlBase + "foo/minikube-windows-amd64.exe"},
+		{"linux-unset", args{"foo-unset", "linux", "amd64"}, "https://github.com/kubernetes/minikube/releases"},
+		{"linux-unset", args{"foo-unset", "windows", "arm64"}, "https://github.com/kubernetes/minikube/releases"},
+		{"windows-zzz", args{"bar", "windows", "zzz"}, urlBase + "bar/minikube-windows-zzz.exe"},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := DownloadURL(tt.args.ver, tt.args.os, tt.args.arch); got != tt.want {
+				t.Errorf("DownloadURL() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}

pkg/minikube/reason/reason.go

@@ -81,6 +81,7 @@ var (
 	Interrupted = Kind{ID: "MK_INTERRUPTED", ExitCode: ExProgramConflict}
 
 	WrongBinaryWSL = Kind{ID: "MK_WRONG_BINARY_WSL", ExitCode: ExProgramUnsupported}
+	WrongBinaryM1  = Kind{ID: "MK_WRONG_BINARY_M1", ExitCode: ExProgramUnsupported}
 
 	NewAPIClient             = Kind{ID: "MK_NEW_APICLIENT", ExitCode: ExProgramError}
 	InternalAddonEnable      = Kind{ID: "MK_ADDON_ENABLE", ExitCode: ExProgramError}