containerd
diff --git a/‎archive/compression/compression_test.go
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+1-6Lines changed: 1 addition & 6 deletions b/‎archive/compression/compression_test.go
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+1-6Lines changed: 1 addition & 6 deletions
diff --git a/‎archive/issues_test.go
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+1-5Lines changed: 1 addition & 5 deletions b/‎archive/issues_test.go
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+1-5Lines changed: 1 addition & 5 deletions
diff --git a/‎archive/tar_linux_test.go
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+2-10Lines changed: 2 additions & 10 deletions b/‎archive/tar_linux_test.go
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+2-10Lines changed: 2 additions & 10 deletions
diff --git a/‎archive/tar_test.go
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+18-59Lines changed: 18 additions & 59 deletions b/‎archive/tar_test.go
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+18-59Lines changed: 18 additions & 59 deletions
diff --git a/‎cio/io_test.go
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+1-3Lines changed: 1 addition & 3 deletions b/‎cio/io_test.go
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+1-3Lines changed: 1 addition & 3 deletions
diff --git a/‎cio/io_unix_test.go
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+1-7Lines changed: 1 addition & 7 deletions b/‎cio/io_unix_test.go
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+1-7Lines changed: 1 addition & 7 deletions
diff --git a/‎content/local/store_test.go
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+4-23Lines changed: 4 additions & 23 deletions b/‎content/local/store_test.go
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+4-23Lines changed: 4 additions & 23 deletions
diff --git a/‎integration/addition_gids_test.go
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+1-3Lines changed: 1 addition & 3 deletions b/‎integration/addition_gids_test.go
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+1-3Lines changed: 1 addition & 3 deletions
diff --git a/‎integration/client/container_checkpoint_test.go
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+1-5Lines changed: 1 addition & 5 deletions b/‎integration/client/container_checkpoint_test.go
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+1-5Lines changed: 1 addition & 5 deletions
diff --git a/‎integration/client/daemon_config_linux_test.go
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+1-9Lines changed: 1 addition & 9 deletions b/‎integration/client/daemon_config_linux_test.go
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+1-9Lines changed: 1 addition & 9 deletions
@@ -122,10 +122,7 @@ func TestCompressDecompressUncompressed(t *testing.T) {
 
 func TestDetectPigz(t *testing.T) {
 	// Create fake PATH with unpigz executable, make sure detectPigz can find it
-	tempPath, err := os.MkdirTemp("", "containerd_temp_")
-	if err != nil {
-		t.Fatal(err)
-	}
+	tempPath := t.TempDir()
 
 	filename := "unpigz"
 	if runtime.GOOS == "windows" {
@@ -138,8 +135,6 @@ func TestDetectPigz(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	defer os.RemoveAll(tempPath)
-
 	oldPath := os.Getenv("PATH")
 	os.Setenv("PATH", tempPath)
 	defer os.Setenv("PATH", oldPath)
 
@@ -36,11 +36,7 @@ func TestPrefixHeaderReadable(t *testing.T) {
 	// https://gist.github.com/stevvooe/e2a790ad4e97425896206c0816e1a882#file-out-go
 	var testFile = []byte("\x1f\x8b\x08\x08\x44\x21\x68\x59\x00\x03\x74\x2e\x74\x61\x72\x00\x4b\xcb\xcf\x67\xa0\x35\x30\x80\x00\x86\x06\x10\x47\x01\xc1\x37\x40\x00\x54\xb6\xb1\xa1\xa9\x99\x09\x48\x25\x1d\x40\x69\x71\x49\x62\x91\x02\xe5\x76\xa1\x79\x84\x21\x91\xd6\x80\x72\xaf\x8f\x82\x51\x30\x0a\x46\x36\x00\x00\xf0\x1c\x1e\x95\x00\x06\x00\x00")
 
-	tmpDir, err := os.MkdirTemp("", "prefix-test")
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer os.RemoveAll(tmpDir)
+	tmpDir := t.TempDir()
 
 	r, err := compression.DecompressStream(bytes.NewReader(testFile))
 	if err != nil {
 
@@ -36,11 +36,7 @@ import (
 func TestOverlayApply(t *testing.T) {
 	testutil.RequiresRoot(t)
 
-	base, err := os.MkdirTemp("", "test-ovl-diff-apply-")
-	if err != nil {
-		t.Fatalf("unable to create temp dir: %+v", err)
-	}
-	defer os.RemoveAll(base)
+	base := t.TempDir()
 
 	if err := overlayutils.Supported(base); err != nil {
 		t.Skipf("skipping because overlay is not supported %v", err)
@@ -55,11 +51,7 @@ func TestOverlayApply(t *testing.T) {
 func TestOverlayApplyNoParents(t *testing.T) {
 	testutil.RequiresRoot(t)
 
-	base, err := os.MkdirTemp("", "test-ovl-diff-apply-")
-	if err != nil {
-		t.Fatalf("unable to create temp dir: %+v", err)
-	}
-	defer os.RemoveAll(base)
+	base := t.TempDir()
 
 	if err := overlayutils.Supported(base); err != nil {
 		t.Skipf("skipping because overlay is not supported %v", err)
 
@@ -23,6 +23,7 @@ import (
 	"archive/tar"
 	"bytes"
 	"context"
+	_ "crypto/sha256"
 	"errors"
 	"fmt"
 	"io"
@@ -31,8 +32,6 @@ import (
 	"testing"
 	"time"
 
-	_ "crypto/sha256"
-
 	"github.com/containerd/containerd/archive/tartest"
 	"github.com/containerd/containerd/pkg/testutil"
 	"github.com/containerd/continuity/fs"
@@ -58,15 +57,15 @@ var baseApplier = fstest.Apply(
 func TestUnpack(t *testing.T) {
 	requireTar(t)
 
-	if err := testApply(baseApplier); err != nil {
+	if err := testApply(t, baseApplier); err != nil {
 		t.Fatalf("Test apply failed: %+v", err)
 	}
 }
 
 func TestBaseDiff(t *testing.T) {
 	requireTar(t)
 
-	if err := testBaseDiff(baseApplier); err != nil {
+	if err := testBaseDiff(t, baseApplier); err != nil {
 		t.Fatalf("Test base diff failed: %+v", err)
 	}
 }
@@ -102,7 +101,7 @@ func TestRelativeSymlinks(t *testing.T) {
 	}
 
 	for _, bo := range breakoutLinks {
-		if err := testDiffApply(bo); err != nil {
+		if err := testDiffApply(t, bo); err != nil {
 			t.Fatalf("Test apply failed: %+v", err)
 		}
 	}
@@ -179,7 +178,7 @@ func TestSymlinks(t *testing.T) {
 	}
 
 	for i, l := range links {
-		if err := testDiffApply(l[0], l[1]); err != nil {
+		if err := testDiffApply(t, l[0], l[1]); err != nil {
 			t.Fatalf("Test[%d] apply failed: %+v", i+1, err)
 		}
 	}
@@ -243,11 +242,7 @@ func TestBreakouts(t *testing.T) {
 		return nil
 	}
 	errFileDiff := errors.New("files differ")
-	td, err := os.MkdirTemp("", "test-breakouts-")
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer os.RemoveAll(td)
+	td := t.TempDir()
 
 	isSymlinkFile := func(f string) func(string) error {
 		return func(root string) error {
@@ -841,17 +836,9 @@ func TestApplyTar(t *testing.T) {
 	}
 }
 
-func testApply(a fstest.Applier) error {
-	td, err := os.MkdirTemp("", "test-apply-")
-	if err != nil {
-		return fmt.Errorf("failed to create temp dir: %w", err)
-	}
-	defer os.RemoveAll(td)
-	dest, err := os.MkdirTemp("", "test-apply-dest-")
-	if err != nil {
-		return fmt.Errorf("failed to create temp dir: %w", err)
-	}
-	defer os.RemoveAll(dest)
+func testApply(t *testing.T, a fstest.Applier) error {
+	td := t.TempDir()
+	dest := t.TempDir()
 
 	if err := a.Apply(td); err != nil {
 		return fmt.Errorf("failed to apply filesystem changes: %w", err)
@@ -882,17 +869,9 @@ func testApply(a fstest.Applier) error {
 	return fstest.CheckDirectoryEqual(td, dest)
 }
 
-func testBaseDiff(a fstest.Applier) error {
-	td, err := os.MkdirTemp("", "test-base-diff-")
-	if err != nil {
-		return fmt.Errorf("failed to create temp dir: %w", err)
-	}
-	defer os.RemoveAll(td)
-	dest, err := os.MkdirTemp("", "test-base-diff-dest-")
-	if err != nil {
-		return fmt.Errorf("failed to create temp dir: %w", err)
-	}
-	defer os.RemoveAll(dest)
+func testBaseDiff(t *testing.T, a fstest.Applier) error {
+	td := t.TempDir()
+	dest := t.TempDir()
 
 	if err := a.Apply(td); err != nil {
 		return fmt.Errorf("failed to apply filesystem changes: %w", err)
@@ -909,17 +888,9 @@ func testBaseDiff(a fstest.Applier) error {
 	return fstest.CheckDirectoryEqual(td, dest)
 }
 
-func testDiffApply(appliers ...fstest.Applier) error {
-	td, err := os.MkdirTemp("", "test-diff-apply-")
-	if err != nil {
-		return fmt.Errorf("failed to create temp dir: %w", err)
-	}
-	defer os.RemoveAll(td)
-	dest, err := os.MkdirTemp("", "test-diff-apply-dest-")
-	if err != nil {
-		return fmt.Errorf("failed to create temp dir: %w", err)
-	}
-	defer os.RemoveAll(dest)
+func testDiffApply(t *testing.T, appliers ...fstest.Applier) error {
+	td := t.TempDir()
+	dest := t.TempDir()
 
 	for _, a := range appliers {
 		if err := a.Apply(td); err != nil {
@@ -950,11 +921,7 @@ func testDiffApply(appliers ...fstest.Applier) error {
 
 func makeWriterToTarTest(wt tartest.WriterToTar, a fstest.Applier, validate func(string) error, applyErr error) func(*testing.T) {
 	return func(t *testing.T) {
-		td, err := os.MkdirTemp("", "test-writer-to-tar-")
-		if err != nil {
-			t.Fatalf("Failed to create temp dir: %v", err)
-		}
-		defer os.RemoveAll(td)
+		td := t.TempDir()
 
 		if a != nil {
 			if err := a.Apply(td); err != nil {
@@ -1254,20 +1221,12 @@ func whiteoutEntry(name string) tarEntryValidator {
 
 func makeDiffTarTest(validators []tarEntryValidator, a, b fstest.Applier) func(*testing.T) {
 	return func(t *testing.T) {
-		ad, err := os.MkdirTemp("", "test-make-diff-tar-")
-		if err != nil {
-			t.Fatalf("failed to create temp dir: %v", err)
-		}
-		defer os.RemoveAll(ad)
+		ad := t.TempDir()
 		if err := a.Apply(ad); err != nil {
 			t.Fatalf("failed to apply a: %v", err)
 		}
 
-		bd, err := os.MkdirTemp("", "test-make-diff-tar-")
-		if err != nil {
-			t.Fatalf("failed to create temp dir: %v", err)
-		}
-		defer os.RemoveAll(bd)
+		bd := t.TempDir()
 		if err := fs.CopyDir(bd, ad); err != nil {
 			t.Fatalf("failed to copy dir: %v", err)
 		}
 
@@ -49,9 +49,7 @@ func TestNewFIFOSetInDir(t *testing.T) {
 		t.Skip("NewFIFOSetInDir has different behaviour on windows")
 	}
 
-	root, err := os.MkdirTemp("", "test-new-fifo-set")
-	assert.NilError(t, err)
-	defer os.RemoveAll(root)
+	root := t.TempDir()
 
 	fifos, err := NewFIFOSetInDir(root, "theid", true)
 	assert.NilError(t, err)
 
@@ -21,8 +21,6 @@ package cio
 
 import (
 	"context"
-	"fmt"
-	"os"
 	"path/filepath"
 	"testing"
 
@@ -65,11 +63,7 @@ func TestOpenFifosWithTerminal(t *testing.T) {
 	var ctx, cancel = context.WithCancel(context.Background())
 	defer cancel()
 
-	ioFifoDir, err := os.MkdirTemp("", fmt.Sprintf("cio-%s", t.Name()))
-	if err != nil {
-		t.Fatalf("unexpected error during creating temp dir: %v", err)
-	}
-	defer os.RemoveAll(ioFifoDir)
+	ioFifoDir := t.TempDir()
 
 	cfg := Config{
 		Stdout: filepath.Join(ioFifoDir, "test-stdout"),
 
@@ -291,28 +291,17 @@ func populateBlobStore(ctx context.Context, t checker, cs content.Store, nblobs,
 	return blobs
 }
 
-func contentStoreEnv(t checker) (context.Context, string, content.Store, func()) {
-	pc, _, _, ok := runtime.Caller(1)
-	if !ok {
-		t.Fatal("failed to resolve caller")
-	}
-	fn := runtime.FuncForPC(pc)
-
-	tmpdir, err := os.MkdirTemp("", filepath.Base(fn.Name())+"-")
-	if err != nil {
-		t.Fatal(err)
-	}
+func contentStoreEnv(t testing.TB) (context.Context, string, content.Store, func()) {
+	tmpdir := t.TempDir()
 
 	cs, err := NewStore(tmpdir)
 	if err != nil {
-		os.RemoveAll(tmpdir)
 		t.Fatal(err)
 	}
 
 	ctx, cancel := context.WithCancel(context.Background())
 	return ctx, tmpdir, cs, func() {
 		cancel()
-		os.RemoveAll(tmpdir)
 	}
 }
 
@@ -361,11 +350,7 @@ func checkWrite(ctx context.Context, t checker, cs content.Store, dgst digest.Di
 }
 
 func TestWriterTruncateRecoversFromIncompleteWrite(t *testing.T) {
-	tmpdir, err := os.MkdirTemp("", "test-local-content-store-recover")
-	assert.NilError(t, err)
-	defer os.RemoveAll(tmpdir)
-
-	cs, err := NewStore(tmpdir)
+	cs, err := NewStore(t.TempDir())
 	assert.NilError(t, err)
 
 	ctx, cancel := context.WithCancel(context.Background())
@@ -400,11 +385,7 @@ func setupIncompleteWrite(ctx context.Context, t *testing.T, cs content.Store, r
 }
 
 func TestWriteReadEmptyFileTimestamp(t *testing.T) {
-	root, err := os.MkdirTemp("", "test-write-read-file-timestamp")
-	if err != nil {
-		t.Errorf("failed to create a tmp dir: %v", err)
-	}
-	defer os.RemoveAll(root)
+	root := t.TempDir()
 
 	emptyFile := filepath.Join(root, "updatedat")
 	if err := writeTimestampFile(emptyFile, time.Time{}); err != nil {
 
@@ -31,9 +31,7 @@ import (
 )
 
 func TestAdditionalGids(t *testing.T) {
-	testPodLogDir, err := os.MkdirTemp("", "additional-gids")
-	require.NoError(t, err)
-	defer os.RemoveAll(testPodLogDir)
+	testPodLogDir := t.TempDir()
 
 	t.Log("Create a sandbox with log directory")
 	sb, sbConfig := PodSandboxConfigWithCleanup(t, "sandbox", "additional-gids",
 
@@ -455,11 +455,7 @@ func TestCheckpointRestoreWithImagePath(t *testing.T) {
 	}
 
 	// create image path store criu image files
-	crDir, err := os.MkdirTemp("", "test-cr")
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer os.RemoveAll(crDir)
+	crDir := t.TempDir()
 	imagePath := filepath.Join(crDir, "cr")
 	// checkpoint task
 	if _, err := task.Checkpoint(ctx, WithCheckpointImagePath(imagePath)); err != nil {
 
@@ -35,15 +35,7 @@ import (
 
 // TestDaemonRuntimeRoot ensures plugin.linux.runtime_root is not ignored
 func TestDaemonRuntimeRoot(t *testing.T) {
-	runtimeRoot, err := os.MkdirTemp("", "containerd-test-runtime-root")
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer func() {
-		if err != nil {
-			os.RemoveAll(runtimeRoot)
-		}
-	}()
+	runtimeRoot := t.TempDir()
 	configTOML := `
 version = 2
 [plugins]
Original file line number	Diff line number	Diff line change
`@@ -49,9 +49,7 @@ func TestNewFIFOSetInDir(t *testing.T) {`
`49`	`49`	`t.Skip("NewFIFOSetInDir has different behaviour on windows")`
`50`	`50`	`}`
`51`	`51`
`52`		`- root, err := os.MkdirTemp("", "test-new-fifo-set")`
`53`		`- assert.NilError(t, err)`
`54`		`- defer os.RemoveAll(root)`
	`52`	`+ root := t.TempDir()`
`55`	`53`
`56`	`54`	`fifos, err := NewFIFOSetInDir(root, "theid", true)`
`57`	`55`	`assert.NilError(t, err)`
Original file line number	Diff line number	Diff line change
`@@ -31,9 +31,7 @@ import (`
`31`	`31`	`)`
`32`	`32`
`33`	`33`	`func TestAdditionalGids(t *testing.T) {`
`34`		`- testPodLogDir, err := os.MkdirTemp("", "additional-gids")`
`35`		`- require.NoError(t, err)`
`36`		`- defer os.RemoveAll(testPodLogDir)`
	`34`	`+ testPodLogDir := t.TempDir()`
`37`	`35`
`38`	`36`	`t.Log("Create a sandbox with log directory")`
`39`	`37`	`sb, sbConfig := PodSandboxConfigWithCleanup(t, "sandbox", "additional-gids",`