The issue with the previous change was that the stdin/stdout/stderr passed to
the sentry were dup'd by host.ImportFile. This left a dangling FD that by never
closing caused containerd to timeout waiting on container stop.
PiperOrigin-RevId: 213753032
Change-Id: Ia5e4c0565c42c8610d3b59f65599a5643b0901e4
With multi-gofers, bind mounts in sub-containers should
just work. Removed restrictions and added test. There are
also a few cleanups along the way, e.g. retry unmounting
in case cleanup races with gofer teardown.
PiperOrigin-RevId: 211699569
Change-Id: Ic0a69c29d7c31cd7e038909cc686c6ac98703374
Kevin Krakauer
Fabricio Voznika
Googler