Shortcut read-only bind-mounts in Windows, like non-Windows
Signed-off-by: Paul "TBBle" Hampson <Paul.Hampson@Pobox.com>v0.8
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11a8e7216a
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4e69b50469
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@ -25,6 +25,19 @@ func (lm *localMounter) Mount() (string, error) {
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return "", errors.Wrapf(errdefs.ErrNotImplemented, "request to mount %d layers, only 1 is supported", len(lm.mounts))
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}
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if lm.mounts[0].Type == "bind" || lm.mounts[0].Type == "rbind" {
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ro := false
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for _, opt := range lm.mounts[0].Options {
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if opt == "ro" {
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ro = true
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break
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}
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}
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if !ro {
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return lm.mounts[0].Source, nil
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}
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}
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// Windows mounts always activate in-place, so the target of the mount must be the source directory.
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// See https://github.com/containerd/containerd/pull/2366
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dir := lm.mounts[0].Source
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