It implements a simple K8s CNI plugin. This plugin doesn't create the default interface inside the pod, but create others you defined in pod definition file.

• checkout the source code into your linux system.

# git clone https://github.com/swapwz/union-cni.git

• use go compiler to build the binary

# go build unicni

• put the binary into your CNI path, default is /opt/cni/bin

# cp unicni /opt/cni/bin/

• write your own configuration, with the file /etc/cni/net.d/00-unicni uni.conflist: { "cniVersion": "0.3.1", "name": "union-net", "plugins": [ { "type": "unicni" "kubemaster": "127.0.0.1" }, { "type": "bridge", "bridge": "cni0", "ipam": { "type": "host-local", "subnet": "10.19.0.0/16", "gateway": "10.19.0.1" } } ] }

metadata: name: Test annotations: network_info: '{ "crediential": "user", "group": "g1" }'

To be continue