Implement regular ENI and branch ENI configuration #3972
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Added the network builder and platform APIs into the shared library package.
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This PR implements regular ENI and branch ENI configuration for the containerd platform including network namespace setup, DNS config file creation and CNI plugin execution. Additionally it includes many additional wrapper utilities and their corresponding mock files. --------- Co-authored-by: Samuel Konat <samjkon@amazon.com>
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Summary
This PR implements regular ENI and branch ENI configuration for the containerd platform including network namespace setup, DNS config file creation and CNI plugin execution. Additionally it includes many additional wrapper utilities and their corresponding mock files.
Implementation details
Changes in
NetworkBuilder:Startmethod for AWSVPC network mode.Changes in
ecs-agent/netlib/platformpackage:Changes in
ecs-agent/volumepackage:VolumeAccessoris introduced. This is mainly to allow copying files in to task volumes from the root volume. TheVolumeAccessoris agent specific, the concrete implementation is not included here. It will be done in the agent specific code during the integration phase.Changes in
ecs-agent/datapackage:NetworkDataClientfrom here and moved it to a new packageecs-agent/netlib/data.Changes in
ecs-agent/netlib/datapackage:Dependencies are updated in
go.modand the vendor directory to includehttps://github.com/vishvananda/netlinkto the list.Added copyright comment in several new and old files.
Testing
New tests cover the changes: Yes. Further integration tests will be added in subsequent PRs with dependent code.
Description for the changelog
Implement regular ENI and branch ENI configuration
Does this PR include breaking model changes? If so, Have you added transformation functions?
No
Licensing
By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.