Weave Add-On

Weave Net creates a virtual network that connects containers across multiple hosts and enables their automatic discovery. With Weave Net, portable microservices-based applications consisting of multiple containers can run anywhere: on one host, multiple hosts or even across cloud providers and data centers.

Advanced Install Options

spec:
  weave:
    version: "2.5.2"
    isEncryptionDisabled: true
    podCIDR: "10.10.0.0/16"
    podCidrRange: "/16"
    noMasqLocal: true

Flag	Usage
version	The version of weave to be installed.
isEncryptionDisabled	Encrypt network communication between nodes in the cluster.
podCIDR	The subnet used by Pods.
podCidrRange	The size of the subnet used by Pods.
noMasqLocal	Default true. Set to false to disable preserving the client source IP address when accessing Service annotated with service.spec.externalTrafficPolicy=Local.

System Requirements

The following additional ports must be open between nodes for multi-node clusters:

Primary Nodes:

Protocol	Direction	Port Range	Purpose	Used By
TCP	Inbound	6783	Weave Net control	All
UDP	Inbound	6783-6784	Weave Net data	All

Secondary Nodes:

Protocol	Direction	Port Range	Purpose	Used By
TCP	Inbound	6783	Weave Net control	All
UDP	Inbound	6783-6784	Weave Net data	All