Skip to content

Some reference and example networking plugins, maintained by the CNI team.

License

Notifications You must be signed in to change notification settings

containernetworking/plugins

Folders and files

NameName
Last commit message
Last commit date
Jan 21, 2025
Oct 14, 2024
Nov 21, 2024
Jan 29, 2025
Feb 4, 2025
Sep 20, 2018
Sep 17, 2024
Feb 25, 2023
Oct 9, 2019
Oct 11, 2018
Mar 10, 2017
Dec 7, 2022
Aug 11, 2022
Jul 11, 2017
Sep 29, 2023
Sep 29, 2023
Feb 4, 2025
Feb 4, 2025
Jan 14, 2025
Sep 29, 2023

Repository files navigation

test

Plugins

Some CNI network plugins, maintained by the containernetworking team. For more information, see the CNI website.

Read CONTRIBUTING for build and test instructions.

Plugins supplied:

Main: interface-creating

  • bridge: Creates a bridge, adds the host and the container to it.
  • ipvlan: Adds an ipvlan interface in the container.
  • loopback: Set the state of loopback interface to up.
  • macvlan: Creates a new MAC address, forwards all traffic to that to the container.
  • ptp: Creates a veth pair.
  • vlan: Allocates a vlan device.
  • host-device: Move an already-existing device into a container.
  • dummy: Creates a new Dummy device in the container.

Windows: Windows specific

  • win-bridge: Creates a bridge, adds the host and the container to it.
  • win-overlay: Creates an overlay interface to the container.

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
  • static: Allocate a single static IPv4/IPv6 address to container. It's useful in debugging purpose.

Meta: other plugins

  • 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.
  • bandwidth: Allows bandwidth-limiting through use of traffic control tbf (ingress/egress).
  • sbr: A plugin that configures source based routing for an interface (from which it is chained).
  • firewall: A firewall plugin which uses iptables or firewalld to add rules to allow traffic to/from the container.

Sample

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

Contact

For any questions about CNI, please reach out via:

If you have a security issue to report, please do so privately to the email addresses listed in the OWNERS file.