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Retry creating dynamic networks if not found #25550

Merged
merged 1 commit into from
Aug 10, 2016
Merged

Retry creating dynamic networks if not found #25550

merged 1 commit into from
Aug 10, 2016

Commits on Aug 9, 2016

  1. Retry creating dynamic networks if not found 

    In cases there are failures in task start, swarmkit might be trying to
restart the task again in the same node which might keep failing. This
creates a race where when a failed task is getting removed it might
remove the associated network while another task for the same service
or a different service but connected to the same network is proceeding
with starting the container knowing that the network is still
present. Fix this by reacting to `ErrNoSuchNetwork` error during
container start by trying to recreate the managed networks. If they
have been removed it will be recreated. If they are already present
nothing bad will happen.

Signed-off-by: Jana Radhakrishnan <mrjana@docker.com>
    @mrjana
    mrjana committed Aug 9, 2016
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