The keyserver infrastructure is unreliable, and just adds another point of failure without adding any security. Instead, commit the key used at build time for ZFS to the repo, and inline our signing key into the install script rather than just its fingerprint. fix #28510 fix #13555 Signed-off-by: Justin Cormack <justin.cormack@docker.com> Upstream-commit: 91b42cf8428ec20c3d6775019ed04d89330c1dcd Component: engine