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package v1
import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
// +genclient
// +genclient:nonNamespaced
// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
// Network holds cluster-wide information about Network. The canonical name is `cluster`
// TODO this object is an example of a possible grouping and is subject to change or removal
type Network struct {
metav1.TypeMeta `json:",inline"`
// Standard object's metadata.
metav1.ObjectMeta `json:"metadata,omitempty"`
// spec holds user settable values for configuration.
// +kubebuilder:validation:Required
// +required
Spec NetworkSpec `json:"spec"`
// status holds observed values from the cluster. They may not be overridden.
// +optional
Status NetworkStatus `json:"status"`
}
// NetworkSpec is the desired network configuration.
// As a general rule, this SHOULD NOT be read directly. Instead, you should
// consume the NetworkStatus, as it indicates the currently deployed configuration.
// Currently, changing ClusterNetwork, ServiceNetwork, or NetworkType after
// installation is not supported.
type NetworkSpec struct {
// IP address pool to use for pod IPs.
ClusterNetwork []ClusterNetworkEntry `json:"clusterNetwork"`
// IP address pool for services.
// Currently, we only support a single entry here.
ServiceNetwork []string `json:"serviceNetwork"`
// NetworkType is the plugin that is to be deployed (e.g. OpenShiftSDN).
// This should match a value that the cluster-network-operator understands,
// or else no networking will be installed.
// Currently supported values are:
// - OpenShiftSDN
NetworkType string `json:"networkType"`
// externalIP defines configuration for controllers that
// affect Service.ExternalIP
// +optional
ExternalIP *ExternalIPConfig `json:"externalIP,omitempty"`
}
// NetworkStatus is the current network configuration.
type NetworkStatus struct {
// IP address pool to use for pod IPs.
ClusterNetwork []ClusterNetworkEntry `json:"clusterNetwork,omitempty"`
// IP address pool for services.
// Currently, we only support a single entry here.
ServiceNetwork []string `json:"serviceNetwork,omitempty"`
// NetworkType is the plugin that is deployed (e.g. OpenShiftSDN).
NetworkType string `json:"networkType,omitempty"`
// ClusterNetworkMTU is the MTU for inter-pod networking.
ClusterNetworkMTU int `json:"clusterNetworkMTU,omitempty"`
}
// ClusterNetworkEntry is a contiguous block of IP addresses from which pod IPs
// are allocated.
type ClusterNetworkEntry struct {
// The complete block for pod IPs.
CIDR string `json:"cidr"`
// The size (prefix) of block to allocate to each node.
HostPrefix uint32 `json:"hostPrefix"`
}
// ExternalIPConfig specifies some IP blocks relevant for the ExternalIP field
// of a Service resource.
type ExternalIPConfig struct {
// policy is a set of restrictions applied to the ExternalIP field.
// If nil, any value is allowed for an ExternalIP. If the empty/zero
// policy is supplied, then ExternalIP is not allowed to be set.
// +optional
Policy *ExternalIPPolicy `json:"policy,omitempty"`
// autoAssignCIDRs is a list of CIDRs from which to automatically assign
// Service.ExternalIP. These are assigned when the service is of type
// LoadBalancer. In general, this is only useful for bare-metal clusters.
// In Openshift 3.x, this was misleadingly called "IngressIPs".
// Automatically assigned External IPs are not affected by any
// ExternalIPPolicy rules.
// Currently, only one entry may be provided.
// +optional
AutoAssignCIDRs []string `json:"autoAssignCIDRs,omitempty"`
}
// ExternalIPPolicy configures exactly which IPs are allowed for the ExternalIP
// field in a Service. If the zero struct is supplied, then none are permitted.
// The policy controller always allows automatically assigned external IPs.
type ExternalIPPolicy struct {
// allowedCIDRs is the list of allowed CIDRs.
AllowedCIDRs []string `json:"allowedCIDRs,omitempty"`
// rejectedCIDRs is the list of disallowed CIDRs. These take precedence
// over allowedCIDRs.
// +optional
RejectedCIDRs []string `json:"rejectedCIDRs,omitempty"`
}
// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
type NetworkList struct {
metav1.TypeMeta `json:",inline"`
// Standard object's metadata.
metav1.ListMeta `json:"metadata"`
Items []Network `json:"items"`
}
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