Fix for port conflict with docker daemon. #1370
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… a flag exposed for docker to avoid port reservation conflict with external port HNS API V2 will use NatFlags to check and see if ExternalPortReserved is set (cherry picked from commit b85f3fd) Signed-off-by: Ameya Gawde <[email protected]>
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I assume we'll need to get out a tag of hcsshim containing this and get it into moby? |
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@dcantah - Yes, we'll need a tag. Also, if this looks good, will put up a PR against hcsshim's moby branch for backport. |
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… a flag exposed for docker to avoid port reservation conflict with external port (microsoft#1370) HNS API V2 will use NatFlags to check and see if ExternalPortReserved is set (cherry picked from commit b85f3fd) Signed-off-by: Ameya Gawde <[email protected]> Co-authored-by: Kendall Stratton <[email protected]> (cherry picked from commit dbb347e) Signed-off-by: Ameya Gawde <[email protected]>
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… a flag exposed for docker to avoid port reservation conflict with external port (microsoft#1370) HNS API V2 will use NatFlags to check and see if ExternalPortReserved is set (cherry picked from commit b85f3fd) Signed-off-by: Ameya Gawde <[email protected]> Co-authored-by: Kendall Stratton <[email protected]> (cherry picked from commit dbb347e) Signed-off-by: Ameya Gawde <[email protected]>
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… a flag exposed for docker to avoid port reservation conflict with external port (microsoft#1370) HNS API V2 will use NatFlags to check and see if ExternalPortReserved is set (cherry picked from commit b85f3fd) Signed-off-by: Ameya Gawde <[email protected]> Co-authored-by: Kendall Stratton <[email protected]> (cherry picked from commit dbb347e) Signed-off-by: Ameya Gawde <[email protected]>
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… a flag exposed for docker to avoid port reservation conflict with external port (#1370) (#1373) HNS API V2 will use NatFlags to check and see if ExternalPortReserved is set (cherry picked from commit b85f3fd) Signed-off-by: Ameya Gawde <[email protected]> Co-authored-by: Kendall Stratton <[email protected]> (cherry picked from commit dbb347e) Signed-off-by: Ameya Gawde <[email protected]> Co-authored-by: Kendall Stratton <[email protected]>
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… a flag exposed for docker to avoid port reservation conflict with external port (microsoft#1370) HNS API V2 will use NatFlags to check and see if ExternalPortReserved is set (cherry picked from commit b85f3fd) Signed-off-by: Ameya Gawde <[email protected]> Co-authored-by: Kendall Stratton <[email protected]>
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The libnetwork logic uses a dummy proxy to bind the ports for communication between container and host. WS 2019 Aug 2020 patch onwards, Windows started doing an early port reservation which conflicts with the aforementioned logic for overlay and host publish mode for the ports.
Adding ExternalPortReserved flag to NatPolicy for HNS API V1. This is a flag exposed for docker to avoid port reservation conflict with external port
HNS API V2 will use NatFlags to check and see if ExternalPortReserved is set
(cherry picked from commit b85f3fd)
Signed-off-by: Ameya Gawde [email protected]
Verified the fix with private HostNetSvc.dll from Windows networking team and corresponding change on libnetwork to send down the flag
ExternalPortReserved