/*
Copyright The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
// This file was autogenerated by go-to-protobuf. Do not edit it manually!
syntax = "proto2";
package k8s.io.api.networking.v1;
import "k8s.io/api/core/v1/generated.proto";
import "k8s.io/apimachinery/pkg/apis/meta/v1/generated.proto";
import "k8s.io/apimachinery/pkg/runtime/generated.proto";
import "k8s.io/apimachinery/pkg/runtime/schema/generated.proto";
import "k8s.io/apimachinery/pkg/util/intstr/generated.proto";
// Package-wide variables from generator "generated".
option go_package = "k8s.io/api/networking/v1";
// HTTPIngressPath associates a path with a backend. Incoming urls matching the
// path are forwarded to the backend.
message HTTPIngressPath {
// path is matched against the path of an incoming request. Currently it can
// contain characters disallowed from the conventional "path" part of a URL
// as defined by RFC 3986. Paths must begin with a '/' and must be present
// when using PathType with value "Exact" or "Prefix".
// +optional
optional string path = 1;
// pathType determines the interpretation of the path matching. PathType can
// be one of the following values:
// * Exact: Matches the URL path exactly.
// * Prefix: Matches based on a URL path prefix split by '/'. Matching is
// done on a path element by element basis. A path element refers is the
// list of labels in the path split by the '/' separator. A request is a
// match for path p if every p is an element-wise prefix of p of the
// request path. Note that if the last element of the path is a substring
// of the last element in request path, it is not a match (e.g. /foo/bar
// matches /foo/bar/baz, but does not match /foo/barbaz).
// * ImplementationSpecific: Interpretation of the Path matching is up to
// the IngressClass. Implementations can treat this as a separate PathType
// or treat it identically to Prefix or Exact path types.
// Implementations are required to support all path types.
optional string pathType = 3;
// backend defines the referenced service endpoint to which the traffic
// will be forwarded to.
optional IngressBackend backend = 2;
}
// HTTPIngressRuleValue is a list of http selectors pointing to backends.
// In the example: http://<host>/<path>?<searchpart> -> backend where
// where parts of the url correspond to RFC 3986, this resource will be used
// to match against everything after the last '/' and before the first '?'
// or '#'.
message HTTPIngressRuleValue {
// paths is a collection of paths that map requests to backends.
// +listType=atomic
repeated HTTPIngressPath paths = 1;
}
// IPBlock describes a particular CIDR (Ex. "192.168.1.0/24","2001:db8::/64") that is allowed
// to the pods matched by a NetworkPolicySpec's podSelector. The except entry describes CIDRs
// that should not be included within this rule.
message IPBlock {
// cidr is a string representing the IPBlock
// Valid examples are "192.168.1.0/24" or "2001:db8::/64"
optional string cidr = 1;
// except is a slice of CIDRs that should not be included within an IPBlock
// Valid examples are "192.168.1.0/24" or "2001:db8::/64"
// Except values will be rejected if they are outside the cidr range
// +optional
// +listType=atomic
repeated string except = 2;
}
// Ingress is a collection of rules that allow inbound connections to reach the
// endpoints defined by a backend. An Ingress can be configured to give services
// externally-reachable urls, load balance traffic, terminate SSL, offer name
// based virtual hosting etc.
message Ingress {
// Standard object's metadata.
// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
// +optional
optional .k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
// spec is the desired state of the Ingress.
// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
// +optional
optional IngressSpec spec = 2;
// status is the current state of the Ingress.
// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
// +optional
optional IngressStatus status = 3;
}
// IngressBackend describes all endpoints for a given service and port.
message IngressBackend {
// service references a service as a backend.
// This is a mutually exclusive setting with "Resource".
// +optional
optional IngressServiceBackend service = 4;
// resource is an ObjectRef to another Kubernetes resource in the namespace
// of the Ingress object. If resource is specified, a service.Name and
// service.Port must not be specified.
// This is a mutually exclusive setting with "Service".
// +optional
optional .k8s.io.api.core.v1.TypedLocalObjectReference resource = 3;
}
// IngressClass represents the class of the Ingress, referenced by the Ingress
// Spec. The `ingressclass.kubernetes.io/is-default-class` annotation can be
// used to indicate that an IngressClass should be considered default. When a
// single IngressClass resource has this annotation set to true, new Ingress
// resources without a class specified will be assigned this default class.
message IngressClass {
// Standard object's metadata.
// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
// +optional
optional .k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
// spec is the desired state of the IngressClass.
// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
// +optional
optional IngressClassSpec spec = 2;
}
// IngressClassList is a collection of IngressClasses.
message IngressClassList {
// Standard list metadata.
// +optional
optional .k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;
// items is the list of IngressClasses.
repeated IngressClass items = 2;
}
// IngressClassParametersReference identifies an API object. This can be used
// to specify a cluster or namespace-scoped resource.
message IngressClassParametersReference {
// apiGroup is the group for the resource being referenced. If APIGroup is
// not specified, the specified Kind must be in the core API group. For any
// other third-party types, APIGroup is required.
// +optional
optional string aPIGroup = 1;
// kind is the type of resource being referenced.
optional string kind = 2;
// name is the name of resource being referenced.
optional string name = 3;
// scope represents if this refers to a cluster or namespace scoped resource.
// This may be set to "Cluster" (default) or "Namespace".
// +optional
optional string scope = 4;
// namespace is the namespace of the resource being referenced. This field is
// required when scope is set to "Namespace" and must be unset when scope is set to
// "Cluster".
// +optional
optional string namespace = 5;
}
// IngressClassSpec provides information about the class of an Ingress.
message IngressClassSpec {
// controller refers to the name of the controller that should handle this
// class. This allows for different "flavors" that are controlled by the
// same controller. For example, you may have different parameters for the
// same implementing controller. This should be specified as a
// domain-prefixed path no more than 250 characters in length, e.g.
// "acme.io/ingress-controller". This field is immutable.
optional string controller = 1;
// parameters is a link to a custom resource containing additional
// configuration for the controller. This is optional if the controller does
// not require extra parameters.
// +optional
optional IngressClassParametersReference parameters = 2;
}
// IngressList is a collection of Ingress.
message IngressList {
// Standard object's metadata.
// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
// +optional
optional .k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;
// items is the list of Ingress.
repeated Ingress items = 2;
}
// IngressLoadBalancerIngress represents the status of a load-balancer ingress point.
message IngressLoadBalancerIngress {
// ip is set for load-balancer ingress points that are IP based.
// +optional
optional string ip = 1;
// hostname is set for load-balancer ingress points that are DNS based.
// +optional
optional string hostname = 2;
// ports provides information about the ports exposed by this LoadBalancer.
// +listType=atomic
// +optional
repeated IngressPortStatus ports = 4;
}
// IngressLoadBalancerStatus represents the status of a load-balancer.
message IngressLoadBalancerStatus {
// ingress is a list containing ingress points for the load-balancer.
// +optional
// +listType=atomic
repeated IngressLoadBalancerIngress ingress = 1;
}
// IngressPortStatus represents the error condition of a service port
message IngressPortStatus {
// port is the port number of the ingress port.
optional int32 port = 1;
// protocol is the protocol of the ingress port.
// The supported values are: "TCP", "UDP", "SCTP"
optional string protocol = 2;
// error is to record the problem with the service port
// The format of the error shall comply with the following rules:
// - built-in error values shall be specified in this file and those shall use
// CamelCase names
// - cloud provider specific error values must have names that comply with the
// format foo.example.com/CamelCase.
// ---
// The regex it matches is (dns1123SubdomainFmt/)?(qualifiedNameFmt)
// +optional
// +kubebuilder:validation:Required
// +kubebuilder:validation:Pattern=`^([a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*/)?(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])$`
// +kubebuilder:validation:MaxLength=316
optional string error = 3;
}
// IngressRule represents the rules mapping the paths under a specified host to
// the related backend services. Incoming requests are first evaluated for a host
// match, then routed to the backend associated with the matching IngressRuleValue.
message IngressRule {
// host is the fully qualified domain name of a network host, as defined by RFC 3986.
// Note the following deviations from the "host" part of the
// URI as defined in RFC 3986:
// 1. IPs are not allowed. Currently an IngressRuleValue can only apply to
// the IP in the Spec of the parent Ingress.
// 2. The `:` delimiter is not respected because ports are not allowed.
// Currently the port of an Ingress is implicitly :80 for http and
// :443 for https.
// Both these may change in the future.
// Incoming requests are matched against the host before the
// IngressRuleValue. If the host is unspecified, the Ingress routes all
// traffic based on the specified IngressRuleValue.
//
// host can be "precise" which is a domain name without the terminating dot of
// a network host (e.g. "foo.bar.com") or "wildcard", which is a domain name
// prefixed with a single wildcard label (e.g. "*.foo.com").
// The wildcard character '*' must appear by itself as the first DNS label and
// matches only a single label. You cannot have a wildcard label by itself (e.g. Host == "*").
// Requests will be matched against the Host field in the following way:
// 1. If host is precise, the request matches this rule if the http host header is equal to Host.
// 2. If host is a wildcard, then the request matches this rule if the http host header
// is to equal to the suffix (removing the first label) of the wildcard rule.
// +optional
optional string host = 1;
// IngressRuleValue represents a rule to route requests for this IngressRule.
// If unspecified, the rule defaults to a http catch-all. Whether that sends
// just traffic matching the host to the default backend or all traffic to the
// default backend, is left to the controller fulfilling the Ingress. Http is
// currently the only supported IngressRuleValue.
// +optional
optional IngressRuleValue ingressRuleValue = 2;
}
// IngressRuleValue represents a rule to apply against incoming requests. If the
// rule is satisfied, the request is routed to the specified backend. Currently
// mixing different types of rules in a single Ingress is disallowed, so exactly
// one of the following must be set.
message IngressRuleValue {
// +optional
optional HTTPIngressRuleValue http = 1;
}
// IngressServiceBackend references a Kubernetes Service as a Backend.
message IngressServiceBackend {
// name is the referenced service. The service must exist in
// the same namespace as the Ingress object.
optional string name = 1;
// port of the referenced service. A port name or port number
// is required for a IngressServiceBackend.
optional ServiceBackendPort port = 2;
}
// IngressSpec describes the Ingress the user wishes to exist.
message IngressSpec {
// ingressClassName is the name of an IngressClass cluster resource. Ingress
// controller implementations use this field to know whether they should be
// serving this Ingress resource, by a transitive connection
// (controller -> IngressClass -> Ingress resource). Although the
// `kubernetes.io/ingress.class` annotation (simple constant name) was never
// formally defined, it was widely supported by Ingress controllers to create
// a direct binding between Ingress controller and Ingress resources. Newly
// created Ingress resources should prefer using the field. However, even
// though the annotation is officially deprecated, for backwards compatibility
// reasons, ingress controllers should still honor that annotation if present.
// +optional
optional string ingressClassName = 4;
// defaultBackend is the backend that should handle requests that don't
// match any rule. If Rules are not specified, DefaultBackend must be specified.
// If DefaultBackend is not set, the handling of requests that do not match any
// of the rules will be up to the Ingress controller.
// +optional
optional IngressBackend defaultBackend = 1;
// tls represents the TLS configuration. Currently the Ingress only supports a
// single TLS port, 443. If multiple members of this list specify different hosts,
// they will be multiplexed on the same port according to the hostname specified
// through the SNI TLS extension, if the ingress controller fulfilling the
// ingress supports SNI.
// +listType=atomic
// +optional
repeated IngressTLS tls = 2;
// rules is a list of host rules used to configure the Ingress. If unspecified,
// or no rule matches, all traffic is sent to the default backend.
// +listType=atomic
// +optional
repeated IngressRule rules = 3;
}
// IngressStatus describe the current state of the Ingress.
message IngressStatus {
// loadBalancer contains the current status of the load-balancer.
// +optional
optional IngressLoadBalancerStatus loadBalancer = 1;
}
// IngressTLS describes the transport layer security associated with an ingress.
message IngressTLS {
// hosts is a list of hosts included in the TLS certificate. The values in
// this list must match the name/s used in the tlsSecret. Defaults to the
// wildcard host setting for the loadbalancer controller fulfilling this
// Ingress, if left unspecified.
// +listType=atomic
// +optional
repeated string hosts = 1;
// secretName is the name of the secret used to terminate TLS traffic on
// port 443. Field is left optional to allow TLS routing based on SNI
// hostname alone. If the SNI host in a listener conflicts with the "Host"
// header field used by an IngressRule, the SNI host is used for termination
// and value of the "Host" header is used for routing.
// +optional
optional string secretName = 2;
}
// NetworkPolicy describes what network traffic is allowed for a set of Pods
message NetworkPolicy {
// Standard object's metadata.
// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
// +optional
optional .k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
// spec represents the specification of the desired behavior for this NetworkPolicy.
// +optional
optional NetworkPolicySpec spec = 2;
}
// NetworkPolicyEgressRule describes a particular set of traffic that is allowed out of pods
// matched by a NetworkPolicySpec's podSelector. The traffic must match both ports and to.
// This type is beta-level in 1.8
message NetworkPolicyEgressRule {
// ports is a list of destination ports for outgoing traffic.
// Each item in this list is combined using a logical OR. If this field is
// empty or missing, this rule matches all ports (traffic not restricted by port).
// If this field is present and contains at least one item, then this rule allows
// traffic only if the traffic matches at least one port in the list.
// +optional
// +listType=atomic
repeated NetworkPolicyPort ports = 1;
// to is a list of destinations for outgoing traffic of pods selected for this rule.
// Items in this list are combined using a logical OR operation. If this field is
// empty or missing, this rule matches all destinations (traffic not restricted by
// destination). If this field is present and contains at least one item, this rule
// allows traffic only if the traffic matches at least one item in the to list.
// +optional
// +listType=atomic
repeated NetworkPolicyPeer to = 2;
}
// NetworkPolicyIngressRule describes a particular set of traffic that is allowed to the pods
// matched by a NetworkPolicySpec's podSelector. The traffic must match both ports and from.
message NetworkPolicyIngressRule {
// ports is a list of ports which should be made accessible on the pods selected for
// this rule. Each item in this list is combined using a logical OR. If this field is
// empty or missing, this rule matches all ports (traffic not restricted by port).
// If this field is present and contains at least one item, then this rule allows
// traffic only if the traffic matches at least one port in the list.
// +optional
// +listType=atomic
repeated NetworkPolicyPort ports = 1;
// from is a list of sources which should be able to access the pods selected for this rule.
// Items in this list are combined using a logical OR operation. If this field is
// empty or missing, this rule matches all sources (traffic not restricted by
// source). If this field is present and contains at least one item, this rule
// allows traffic only if the traffic matches at least one item in the from list.
// +optional
// +listType=atomic
repeated NetworkPolicyPeer from = 2;
}
// NetworkPolicyList is a list of NetworkPolicy objects.
message NetworkPolicyList {
// Standard list metadata.
// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
// +optional
optional .k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;
// items is a list of schema objects.
repeated NetworkPolicy items = 2;
}
// NetworkPolicyPeer describes a peer to allow traffic to/from. Only certain combinations of
// fields are allowed
message NetworkPolicyPeer {
// podSelector is a label selector which selects pods. This field follows standard label
// selector semantics; if present but empty, it selects all pods.
//
// If namespaceSelector is also set, then the NetworkPolicyPeer as a whole selects
// the pods matching podSelector in the Namespaces selected by NamespaceSelector.
// Otherwise it selects the pods matching podSelector in the policy's own namespace.
// +optional
optional .k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector podSelector = 1;
// namespaceSelector selects namespaces using cluster-scoped labels. This field follows
// standard label selector semantics; if present but empty, it selects all namespaces.
//
// If podSelector is also set, then the NetworkPolicyPeer as a whole selects
// the pods matching podSelector in the namespaces selected by namespaceSelector.
// Otherwise it selects all pods in the namespaces selected by namespaceSelector.
// +optional
optional .k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector namespaceSelector = 2;
// ipBlock defines policy on a particular IPBlock. If this field is set then
// neither of the other fields can be.
// +optional
optional IPBlock ipBlock = 3;
}
// NetworkPolicyPort describes a port to allow traffic on
message NetworkPolicyPort {
// protocol represents the protocol (TCP, UDP, or SCTP) which traffic must match.
// If not specified, this field defaults to TCP.
// +optional
optional string protocol = 1;
// port represents the port on the given protocol. This can either be a numerical or named
// port on a pod. If this field is not provided, this matches all port names and
// numbers.
// If present, only traffic on the specified protocol AND port will be matched.
// +optional
optional .k8s.io.apimachinery.pkg.util.intstr.IntOrString port = 2;
// endPort indicates that the range of ports from port to endPort if set, inclusive,
// should be allowed by the policy. This field cannot be defined if the port field
// is not defined or if the port field is defined as a named (string) port.
// The endPort must be equal or greater than port.
// +optional
optional int32 endPort = 3;
}
// NetworkPolicySpec provides the specification of a NetworkPolicy
message NetworkPolicySpec {
// podSelector selects the pods to which this NetworkPolicy object applies.
// The array of ingress rules is applied to any pods selected by this field.
// Multiple network policies can select the same set of pods. In this case,
// the ingress rules for each are combined additively.
// This field is NOT optional and follows standard label selector semantics.
// An empty podSelector matches all pods in this namespace.
optional .k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector podSelector = 1;
// ingress is a list of ingress rules to be applied to the selected pods.
// Traffic is allowed to a pod if there are no NetworkPolicies selecting the pod
// (and cluster policy otherwise allows the traffic), OR if the traffic source is
// the pod's local node, OR if the traffic matches at least one ingress rule
// across all of the NetworkPolicy objects whose podSelector matches the pod. If
// this field is empty then this NetworkPolicy does not allow any traffic (and serves
// solely to ensure that the pods it selects are isolated by default)
// +optional
// +listType=atomic
repeated NetworkPolicyIngressRule ingress = 2;
// egress is a list of egress rules to be applied to the selected pods. Outgoing traffic
// is allowed if there are no NetworkPolicies selecting the pod (and cluster policy
// otherwise allows the traffic), OR if the traffic matches at least one egress rule
// across all of the NetworkPolicy objects whose podSelector matches the pod. If
// this field is empty then this NetworkPolicy limits all outgoing traffic (and serves
// solely to ensure that the pods it selects are isolated by default).
// This field is beta-level in 1.8
// +optional
// +listType=atomic
repeated NetworkPolicyEgressRule egress = 3;
// policyTypes is a list of rule types that the NetworkPolicy relates to.
// Valid options are ["Ingress"], ["Egress"], or ["Ingress", "Egress"].
// If this field is not specified, it will default based on the existence of ingress or egress rules;
// policies that contain an egress section are assumed to affect egress, and all policies
// (whether or not they contain an ingress section) are assumed to affect ingress.
// If you want to write an egress-only policy, you must explicitly specify policyTypes [ "Egress" ].
// Likewise, if you want to write a policy that specifies that no egress is allowed,
// you must specify a policyTypes value that include "Egress" (since such a policy would not include
// an egress section and would otherwise default to just [ "Ingress" ]).
// This field is beta-level in 1.8
// +optional
// +listType=atomic
repeated string policyTypes = 4;
}
// ServiceBackendPort is the service port being referenced.
// +structType=atomic
message ServiceBackendPort {
// name is the name of the port on the Service.
// This is a mutually exclusive setting with "Number".
// +optional
optional string name = 1;
// number is the numerical port number (e.g. 80) on the Service.
// This is a mutually exclusive setting with "Name".
// +optional
optional int32 number = 2;
}
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