Plugins Overview

These are general-purpose CNI network plugins maintained by the containernetworking team. For more information, see the individual plugin pages.

Reference plugins:

Main: interface-creating

• bridge : Creates a bridge, adds the host and the container to it.
• ipvlan : Adds an ipvlan interface in the container
• loopback: Creates a loopback interface
• macvlan : Creates a new MAC address, forwards all traffic to that to the container
• ptp : Creates a veth pair.
• vlan: Allocates a vlan device.

IPAM: IP address allocation

• dhcp : Runs a daemon on the host to make DHCP requests on behalf of the container
• host-local : maintains a local database of allocated IPs

Meta: other plugins

• flannel : generates an interface corresponding to a flannel config file
• tuning : Tweaks sysctl parameters of an existing interface
• portmap : An iptables-based portmapping plugin. Maps ports from the host’s address space to the container.

Sample

The sample plugin provides an example for building your own plugin.