K8s Plugin Network CRD
The purpose of this CRD is to create and delete dynamic network. For updating, delete is required followed by "create".
Spec for K8s Plugin Network CRD
Spec
NetworkSpec
CniType string // Ovn4nfv is the only supported type
Ipv4Subnets []Ip4Subnet // Some CNI may support only one subnet
Ipv6Subnets []Ip6Subnet // Optional
DnsList []Dns // Optional
Ipv4Subnet
Name string // Name of the subnet
Subnet string // Subnet CIDR
Gateway string // Optional Gateway CIDR if not provided assumed it is the first address in subnet
ExcludeIps string // Optional list of IP address in a comma sperated list
Ipv6Subnet
Name string // Name of the subnet
Prefix string // Prefix for Ipv6
Gateway string // Optional Gateway
ExcludeIps string // Optional list of IP address in a comma sperated list
Dns
QueryName string // DNS name
IpAddresses string // list of comma separated IP address for this DNS query
Network CRD
OVN Network CRD
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
name: networks.k8s.plugin.opnfv.org
spec:
group: k8s.plugin.opnfv.org
version: v1
names:
kind: Network
plural: networks
scope: Namespaced
subresources:
# status enables the status subresource.
status: {}
validation:
openAPIV3Schema:
type: object
properties:
spec:
type: object
properties:
cniType:
type: string
ipv4Subnets:
description: 'List of subnets for the network'
type: array
items:
properties:
name:
type: string
subnet:
type: string
Example CR for Network CRD
OVN Network CR Example
apiVersion: k8s.plugin.opnfv.org/v1
kind: Network
metadata:
name: ovn-priv-net
spec:
cniType: Ovn4nfv
ipv4subnets:
- subnet: 172.16.33.0/24
name: subnet1
gateway: 172.16.33.1/24
excludeIps: 172.16.33.2 172.16.33.5..172.16.33.10
Provider Network CRD
This CRD is to create a provider network on one or more nodes in the cluster.
Spec for Provider Network CRD
Spec
ProviderNetworkSpec
CniType string // Ovn4nfv is the only supported type
ProviderNetworkType string // VLAN is the only supported type
Vlan VlanSpec
Ip4Subnets []Ip4Subnet // Some CNI may support only one subnet
Ip6Subnets []Ip6Subnet // Optional
DnsList []Dns // Optional
VlanSpec
VlanID string // VLAN ID
ProviderInterfaceName string // Interface name to create VLAN on
Node string // Node on which to create VLAN - values can be comma seperated list or "all" or "any" in which case a node will be randomly selected
LogicalInterfaceName string // Optional if not provide InterfaceName.VlanID Used
Ip4Subnet
Name string // Name of the subnet
Subnet string // Subnet CIDR
Gateway string // Optional Gateway CIDR if not provided assumed it is the first address in subnet
ExcludeIps string // Optional list of IP address in a comma sperated list
Ip6Subnet
Name string // Name of the subnet
Prefix string // Prefix for Ipv6
Gateway string // Optional Gateway
ExcludeIps string // Optional list of IP address in a comma sperated list
Dns
QueryName string // DNS name
IpAddresses string // list of comma separated IP address for this DNS query
Provider Network CRD
OVN Network CRD
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
name: providernetworks.k8s.plugin.opnfv.org
spec:
group: k8s.plugin.opnfv.org
version: v1
names:
kind: ProviderNetwork
plural: providernetworks
scope: Namespaced
subresources:
# status enables the status subresource.
status: {}
validation:
openAPIV3Schema:
type: object
properties:
spec:
type: object
properties:
cniType:
type: string
ipv4Subnets:
description: 'List of subnets for the network'
type: array
items:
properties:
name:
type: string
subnet:
type: string
Example CR for Provider Network CRD
OVN Network CR Example
apiVersion: k8s.plugin.opnfv.org/v1beta1
kind: OvnProviderNetwork
metadata:
name: ovn-provider-net
spec:
cniType: Ovn4nfv
ipv4subnets:
- subnet: 172.16.33.0/24
name: subnet1
gateway: 172.16.33.1/24
excludeIps: 172.16.33.2 172.16.33.5..172.16.33.10
providerNetworkType: vlan
vlan:
vlanId: 100
providerInterfaceName: eth0
Node: node1,node2
logicalInterfaceName: eth0.100
Network Chaining CRD
The purpose of this CRD is to specify a chain of deployments to create a service chain. The order of the deployments in the list depicts the topology. For example the
Spec for Network Chaining CRD
Spec
NetworkChainSpec
Type string // Currently only Routing type is supported
RoutingSpec RouteSpec // Spec for Routing type
RouteSpec
LeftNetwork []RoutingNetwork // Info on Network on the left side
RightNetwork []RoutingNetwork // Info on Network on the right side
NetworkChain string // Left and Right networks are derived from Leftnetwork and RightNetwork respectively.
// NetworkChain is a comma seprated list with format DeploymentName, middle Network Name, DeploymentName
RoutingNetwork
NetworkName string // Name of the network
SubnetInfo []Subnet // Subnet information
SubnetInfo
Name string // Name of the subnet
GatewayIp string // Gateway IP Address
Network CRD
OVN Network CRD
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
name: networkchainings.k8s.plugin.opnfv.org
spec:
group: k8s.plugin.opnfv.org
version: v1
names:
kind: NetworkChaining
plural: networkchainings
scope: Namespaced
subresources:
# status enables the status subresource.
status: {}
validation:
openAPIV3Schema:
type: object
properties:
spec:
type: object
properties:
type:
type: string
Example CR for NetworkChaining CRD
OVN Network CR Example
apiVersion: k8s.plugin.opnfv.org/v1
kind: NetworkChaining
metadata:
name: chain1
spec:
type: Routing
routingSpec:
leftNetwork:
- networkName: ovn-provider1
subnetInfo:
- name: subnet1
gatewayIP: 10.1.5.1
rightNetwork:
- networkName: ovn-provider1
subnetInfo:
- name: subnet2
gatewayIP: 10.1.10.1
networkChain: vFw, ovn-net1, webcache, ovn-net2, sdwan
OVN Network CRD Definition
- Name
- Subnet
- Gateway //optional if not provided assume .1 address
- ExcludeIps
- VipSubnet // for load balancer
- OVN Provider Network CRD
Provider N/W
- VLAN ID
- Physical Port
- Name
- VLAN Name
- Node
- Subnet
- Gateway