Update tools

hack/go_container.sh

@@ -75,7 +75,7 @@ run_in_go_container() {
     `# docker options: remove container on exit, run as the host user / group` \
       --rm --user "$(id -u):$(id -g)" \
     `# golang caching: mount and use the cache volume` \
-      -v "${CACHE_VOLUME}:/go" -e GOCACHE=/go/cache \
+      -v "${CACHE_VOLUME}:/go" -e GOCACHE=/go/cache -e XDG_CACHE_HOME=/go \
     `# mount the output & source dir, set working directory to the source dir` \
       -v "${OUT_DIR}:/out" -v "${SOURCE_DIR}:/src" -w "/src" \
     `# pass through go settings: modules, proxy, cgo, OS / Arch` \

hack/tools/go.mod

@@ -3,32 +3,13 @@ module sigs.k8s.io/kind/hack/tools
 go 1.13
 
 require (
-	github.com/golangci/golangci-lint v1.17.2-0.20190714145355-d2b1eea2c617
-	github.com/spf13/pflag v1.0.3 // indirect
-	golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529 // indirect
-	golang.org/x/tools v0.0.0-20190606174628-0139d5756a7d // indirect
-	gotest.tools/gotestsum v0.3.5
+	github.com/golangci/golangci-lint v1.21.0
+	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
+	github.com/mattn/go-isatty v0.0.10 // indirect
+	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e // indirect
+	golang.org/x/sys v0.0.0-20191105231009-c1f44814a5cd // indirect
+	gotest.tools/gotestsum v0.4.0
 	k8s.io/code-generator v0.0.0-20190311093542-50b561225d70
 	k8s.io/gengo v0.0.0-20190327210449-e17681d19d3a // indirect
 	k8s.io/klog v0.3.0 // indirect
 )
-
-// deal with golangci-lint being broken
-
-replace github.com/golangci/errcheck v0.0.0-20181003203344-ef45e06d44b6 => github.com/golangci/errcheck v0.0.0-20181223084120-ef45e06d44b6
-
-replace github.com/golangci/go-tools v0.0.0-20180109140146-af6baa5dc196 => github.com/golangci/go-tools v0.0.0-20190318060251-af6baa5dc196
-
-replace github.com/golangci/gofmt v0.0.0-20181105071733-0b8337e80d98 => github.com/golangci/gofmt v0.0.0-20181222123516-0b8337e80d98
-
-replace github.com/golangci/gosec v0.0.0-20180901114220-66fb7fc33547 => github.com/golangci/gosec v0.0.0-20190211064107-66fb7fc33547
-
-replace github.com/golangci/lint-1 v0.0.0-20180610141402-ee948d087217 => github.com/golangci/lint-1 v0.0.0-20190420132249-ee948d087217
-
-replace github.com/go-critic/go-critic v0.0.0-20181204210945-1df300866540 => github.com/go-critic/go-critic v0.0.0-20190526074819-1df300866540
-
-replace mvdan.cc/unparam v0.0.0-20190124213536-fbb59629db34 => mvdan.cc/unparam v0.0.0-20190209190245-fbb59629db34
-
-replace github.com/golangci/ineffassign v0.0.0-20180808204949-42439a7714cc => github.com/golangci/ineffassign v0.0.0-20190609212857-42439a7714cc
-
-replace github.com/timakin/bodyclose => github.com/golangci/bodyclose v0.0.0-20190714144026-65da19158fa2

hack/tools/tools.go

@@ -11,9 +11,7 @@ import (
 	_ "github.com/golangci/golangci-lint/cmd/golangci-lint"
 
 	// kubernetes code generators
-	_ "k8s.io/code-generator/cmd/conversion-gen"
 	_ "k8s.io/code-generator/cmd/deepcopy-gen"
-	_ "k8s.io/code-generator/cmd/defaulter-gen"
 
 	// test runner
 	_ "gotest.tools/gotestsum"

pkg/build/node/internal/kube/bazelbuildbits.go

@@ -84,12 +84,7 @@ func (b *BazelBuildBits) Build() error {
 	b.paths = b.findPaths(bazelGoosGoarch)
 
 	// capture version info
-	_, err = buildVersionFile(b.logger, b.kubeRoot)
-	if err != nil {
-		return err
-	}
-
-	return nil
+	return buildVersionFile(b.logger, b.kubeRoot)
 }
 
 func (b *BazelBuildBits) findPaths(bazelGoosGoarch string) map[string]string {

pkg/build/node/internal/kube/dockerbuildbits.go

@@ -87,8 +87,7 @@ func (b *DockerBuildBits) Build() error {
 	}
 
 	// capture version info
-	_, err = buildVersionFile(b.logger, b.kubeRoot)
-	return err
+	return buildVersionFile(b.logger, b.kubeRoot)
 }
 
 func dockerBuildOsAndArch(arch string) string {

pkg/build/node/internal/kube/version.go

@@ -31,25 +31,25 @@ import (
 // ./_output/version based on hack/print-workspace-status.sh,
 // these are built into the node image and consumed by the cluster tooling
 // the raw version is also returned
-func buildVersionFile(logger log.Logger, kubeRoot string) (string, error) {
+func buildVersionFile(logger log.Logger, kubeRoot string) error {
 	cwd, err := os.Getwd()
 	if err != nil {
-		return "", err
+		return err
 	}
 	// make sure we cd back when done
 	defer func() {
 		// TODO(bentheelder): set return error?
 		_ = os.Chdir(cwd)
 	}()
 	if err := os.Chdir(kubeRoot); err != nil {
-		return "", err
+		return err
 	}
 
 	// get the version output
 	cmd := exec.Command("hack/print-workspace-status.sh")
 	output, err := exec.CombinedOutputLines(cmd)
 	if err != nil {
-		return "", err
+		return err
 	}
 
 	// we will place the file in _output with other build artifacts
@@ -66,7 +66,7 @@ func buildVersionFile(logger log.Logger, kubeRoot string) (string, error) {
 		parts := strings.SplitN(line, " ", 2)
 		if len(parts) != 2 {
 			logger.Error("Could not parse kubernetes version, output: " + strings.Join(output, "\n"))
-			return "", errors.New("could not parse kubernetes version")
+			return errors.New("could not parse kubernetes version")
 		}
 		if parts[0] == "gitVersion" {
 			version = parts[1]
@@ -75,13 +75,13 @@ func buildVersionFile(logger log.Logger, kubeRoot string) (string, error) {
 				[]byte(version),
 				0777,
 			); err != nil {
-				return "", errors.Wrap(err, "failed to write version file")
+				return errors.Wrap(err, "failed to write version file")
 			}
 		}
 	}
 	if version == "" {
 		logger.Error("Could not obtain kubernetes version, output: " + strings.Join(output, "\n"))
-		return "", errors.New("could not obtain kubernetes version")
+		return errors.New("could not obtain kubernetes version")
 	}
-	return version, nil
+	return nil
 }

pkg/internal/cluster/kubeconfig/internal/kubeconfig/paths_test.go

@@ -115,7 +115,7 @@ func TestPathForMerge(t *testing.T) {
 		assert.StringEqual(t, expected, result)
 	})
 	t.Run("KUBECONFIG select last if none exist", func(t *testing.T) {
-		kubeconfigEnvValue := strings.Join(append([]string{"/bogus/path", "/bogus/path/two"}), string(filepath.ListSeparator))
+		kubeconfigEnvValue := strings.Join([]string{"/bogus/path", "/bogus/path/two"}, string(filepath.ListSeparator))
 		result := PathForMerge("", func(s string) string {
 			return map[string]string{
 				"KUBECONFIG": kubeconfigEnvValue,