AddIgnoreUnknownArgs appends the 'IgnoreUnknown=1' option to CNI_ARGS before calling the IPAM plugin.

Set up logging for both Calico and libcalico usng the provided log level,.

Create a logger which always includes common fields.

DoNetworking performs the networking for the given config and IPAM result.

ReleaseIPAM is called to cleanup IPAM allocations if something goes wrong during CNI ADD execution.

ValidateNetworkName checks that the network name meets felix's expectations.

K8sArgs is the valid CNI_ARGS used for Kubernetes.

Kubernetes a K8s specific struct to hold config.

NetConf stores the common network config for Calico CNI plugin.

Policy is a struct to hold policy config (which currently happens to also contain some K8s config).