e948a013cd
* Potentialy saves a network hop * Ability to configure LB algothim (given some work to expose an anotation etc...) * K8s config Watch is triggered far less often
85 lines
3.1 KiB
Go
85 lines
3.1 KiB
Go
package k8s
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// Endpoints is a collection of endpoints that implement the actual service. Example:
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// Name: "mysvc",
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// Subsets: [
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// {
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// Addresses: [{"ip": "10.10.1.1"}, {"ip": "10.10.2.2"}],
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// Ports: [{"name": "a", "port": 8675}, {"name": "b", "port": 309}]
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// },
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// {
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// Addresses: [{"ip": "10.10.3.3"}],
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// Ports: [{"name": "a", "port": 93}, {"name": "b", "port": 76}]
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// },
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// ]
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type Endpoints struct {
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TypeMeta `json:",inline"`
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ObjectMeta `json:"metadata,omitempty"`
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// The set of all endpoints is the union of all subsets.
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Subsets []EndpointSubset
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}
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// EndpointSubset is a group of addresses with a common set of ports. The
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// expanded set of endpoints is the Cartesian product of Addresses x Ports.
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// For example, given:
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// {
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// Addresses: [{"ip": "10.10.1.1"}, {"ip": "10.10.2.2"}],
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// Ports: [{"name": "a", "port": 8675}, {"name": "b", "port": 309}]
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// }
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// The resulting set of endpoints can be viewed as:
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// a: [ 10.10.1.1:8675, 10.10.2.2:8675 ],
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// b: [ 10.10.1.1:309, 10.10.2.2:309 ]
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type EndpointSubset struct {
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Addresses []EndpointAddress
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NotReadyAddresses []EndpointAddress
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Ports []EndpointPort
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}
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// EndpointAddress is a tuple that describes single IP address.
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type EndpointAddress struct {
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// The IP of this endpoint.
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// IPv6 is also accepted but not fully supported on all platforms. Also, certain
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// kubernetes components, like kube-proxy, are not IPv6 ready.
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// TODO: This should allow hostname or IP, see #4447.
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IP string
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// Optional: Hostname of this endpoint
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// Meant to be used by DNS servers etc.
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Hostname string `json:"hostname,omitempty"`
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// Optional: The kubernetes object related to the entry point.
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TargetRef *ObjectReference
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}
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// EndpointPort is a tuple that describes a single port.
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type EndpointPort struct {
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// The name of this port (corresponds to ServicePort.Name). Optional
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// if only one port is defined. Must be a DNS_LABEL.
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Name string
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// The port number.
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Port int32
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// The IP protocol for this port.
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Protocol Protocol
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}
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// ObjectReference contains enough information to let you inspect or modify the referred object.
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type ObjectReference struct {
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Kind string `json:"kind,omitempty"`
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Namespace string `json:"namespace,omitempty"`
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Name string `json:"name,omitempty"`
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UID UID `json:"uid,omitempty"`
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APIVersion string `json:"apiVersion,omitempty"`
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ResourceVersion string `json:"resourceVersion,omitempty"`
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// Optional. If referring to a piece of an object instead of an entire object, this string
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// should contain information to identify the sub-object. For example, if the object
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// reference is to a container within a pod, this would take on a value like:
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// "spec.containers{name}" (where "name" refers to the name of the container that triggered
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// the event) or if no container name is specified "spec.containers[2]" (container with
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// index 2 in this pod). This syntax is chosen only to have some well-defined way of
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// referencing a part of an object.
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// TODO: this design is not final and this field is subject to change in the future.
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FieldPath string `json:"fieldPath,omitempty"`
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}
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