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