remove dep to azure lib

go.mod

@@ -5,7 +5,6 @@ go 1.16
 require (
 	cloud.google.com/go/storage v1.15.0
 	contrib.go.opencensus.io/exporter/stackdriver v0.12.1
-	github.com/Azure/azure-sdk-for-go v43.3.0+incompatible
 	github.com/Delta456/box-cli-maker/v2 v2.2.1
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/exporter/trace v0.16.0
 	github.com/Microsoft/hcsshim v0.8.17 // indirect

go.sum

@@ -53,8 +53,6 @@ dmitri.shuralyov.com/gpu/mtl v0.0.0-20201218220906-28db891af037/go.mod h1:H6x//7
 gioui.org v0.0.0-20210308172011-57750fc8a0a6/go.mod h1:RSH6KIUZ0p2xy5zHDxgAM4zumjgTw83q2ge/PI+yyw8=
 github.com/Azure/azure-sdk-for-go v16.2.1+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
 github.com/Azure/azure-sdk-for-go v43.0.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
-github.com/Azure/azure-sdk-for-go v43.3.0+incompatible h1:o0G4JAsOzeVJEwU0Ud9bh+lUHPUc0GkFENJ02dk51Uo=
-github.com/Azure/azure-sdk-for-go v43.3.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
 github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78 h1:w+iIsaOQNcT7OZ575w+acHgRric5iCyQh+xv+KJ4HB8=
 github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
 github.com/Azure/go-autorest v10.8.1+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=

test/integration/driver_install_or_update_test.go

@@ -25,7 +25,6 @@ import (
 	"runtime"
 	"testing"
 
-	"github.com/Azure/azure-sdk-for-go/tools/apidiff/ioext"
 	"github.com/blang/semver/v4"
 
 	"k8s.io/minikube/pkg/minikube/driver/auxdriver"
@@ -290,13 +289,12 @@ func prepareTempMinikubeDirWithHyperkitDriver(name, driver string) (string, stri
 	}
 	// copy driver to temp bin
 	testDriverPath := filepath.Join(mkBinDir, "docker-machine-driver-hyperkit")
-
-	if err = ioext.CopyFile(testDataDriverPath, testDriverPath, false); err != nil {
+	if err = CopyFile(testDataDriverPath, testDriverPath, false); err != nil {
 		return "", "", fmt.Errorf("failed to setup current hyperkit driver: %v", err)
 	}
 
 	// try to copy cached files to the temp minikube folder to avoid downloading of iso and preloads
-	_ = ioext.CopyDir(filepath.Join(localpath.MakeMiniPath("cache")), filepath.Join(mkDir, "cache"))
+	_ = CopyDir(filepath.Join(localpath.MakeMiniPath("cache")), filepath.Join(mkDir, "cache"))
 
 	// change permission to allow driver to be executable
 	if err = os.Chmod(testDriverPath, 0755); err != nil {

test/integration/helpers_test.go

@@ -26,8 +26,11 @@ import (
 	"bufio"
 	"bytes"
 	"context"
+	"errors"
 	"fmt"
+	"io"
 	"io/ioutil"
+	"os"
 	"os/exec"
 	"path/filepath"
 	"strconv"
@@ -557,3 +560,113 @@ func testCpCmd(ctx context.Context, t *testing.T, profile string, node string) {
 		t.Errorf("/testdata/cp-test.txt content mismatch (-want +got):\n%s", diff)
 	}
 }
+
+// CopyFile copies the specified source file to the specified destination file.
+// Specify true for overwrite to overwrite the destination file if it already exits.
+func CopyFile(src, dst string, overwrite bool) error {
+	srcFile, err := os.Open(src)
+	if err != nil {
+		return err
+	}
+	defer srcFile.Close()
+
+	if !overwrite {
+		// check if the file exists, if it does then return an error
+		_, err := os.Stat(dst)
+		if err != nil && !os.IsNotExist(err) {
+			return errors.New("won't overwrite destination file")
+		}
+	}
+
+	dstFile, err := os.Create(dst)
+	if err != nil {
+		return err
+	}
+	defer dstFile.Close()
+
+	_, err = io.Copy(dstFile, srcFile)
+	if err != nil {
+		return err
+	}
+
+	// flush the buffer
+	err = dstFile.Sync()
+	if err != nil {
+		return err
+	}
+
+	// copy file permissions
+	srcInfo, err := os.Stat(src)
+	if err != nil {
+		return err
+	}
+
+	err = os.Chmod(dst, srcInfo.Mode())
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// CopyDir recursively copies the specified source directory tree to the
+// specified destination.  The destination directory must not exist.  Any
+// symlinks under src are ignored.
+func CopyDir(src, dst string) error {
+	src = filepath.Clean(src)
+	dst = filepath.Clean(dst)
+
+	// verify that src is a directory
+	srcInfo, err := os.Stat(src)
+	if err != nil {
+		return err
+	}
+	if !srcInfo.IsDir() {
+		return fmt.Errorf("source is not a directory")
+	}
+
+	// now verify that dst doesn't exist
+	_, err = os.Stat(dst)
+	if err != nil && !os.IsNotExist(err) {
+		return err
+	}
+	if err == nil {
+		return fmt.Errorf("destination directory already exists")
+	}
+
+	err = os.MkdirAll(dst, srcInfo.Mode())
+	if err != nil {
+		return err
+	}
+
+	// get the collection of directory entries under src.
+	// for each entry build its corresponding path under dst.
+	entries, err := ioutil.ReadDir(src)
+	if err != nil {
+		return err
+	}
+
+	for _, entry := range entries {
+		// skip symlinks
+		if entry.Mode()&os.ModeSymlink != 0 {
+			continue
+		}
+
+		srcPath := filepath.Join(src, entry.Name())
+		dstPath := filepath.Join(dst, entry.Name())
+
+		if entry.IsDir() {
+			err = CopyDir(srcPath, dstPath)
+			if err != nil {
+				return err
+			}
+		} else {
+			err = CopyFile(srcPath, dstPath, true)
+			if err != nil {
+				return err
+			}
+		}
+	}
+
+	return nil
+}