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- package image // import "github.com/docker/docker/integration/image"
- import (
- "archive/tar"
- "bytes"
- "context"
- "io"
- "runtime"
- "strings"
- "testing"
- "github.com/docker/docker/api/types"
- "github.com/docker/docker/testutil"
- "github.com/docker/docker/testutil/daemon"
- "gotest.tools/v3/assert"
- "gotest.tools/v3/skip"
- )
- // Ensure we don't regress on CVE-2017-14992.
- func TestImportExtremelyLargeImageWorks(t *testing.T) {
- skip.If(t, testEnv.IsRemoteDaemon, "cannot run daemon when remote daemon")
- skip.If(t, runtime.GOARCH == "arm64", "effective test will be time out")
- skip.If(t, testEnv.OSType == "windows", "TODO enable on windows")
- t.Parallel()
- // Spin up a new daemon, so that we can run this test in parallel (it's a slow test)
- d := daemon.New(t)
- d.Start(t)
- defer d.Stop(t)
- client := d.NewClientT(t)
- // Construct an empty tar archive with about 8GB of junk padding at the
- // end. This should not cause any crashes (the padding should be mostly
- // ignored).
- var tarBuffer bytes.Buffer
- tw := tar.NewWriter(&tarBuffer)
- err := tw.Close()
- assert.NilError(t, err)
- imageRdr := io.MultiReader(&tarBuffer, io.LimitReader(testutil.DevZero, 8*1024*1024*1024))
- reference := strings.ToLower(t.Name()) + ":v42"
- _, err = client.ImageImport(context.Background(),
- types.ImageImportSource{Source: imageRdr, SourceName: "-"},
- reference,
- types.ImageImportOptions{})
- assert.NilError(t, err)
- }
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