Dependencies for the affinity router and the
affinity routing daemon.

Change-Id: Icda72c3594ef7f8f0bc0c33dc03087a4c25529ca
diff --git a/vendor/k8s.io/api/autoscaling/v2beta1/generated.proto b/vendor/k8s.io/api/autoscaling/v2beta1/generated.proto
new file mode 100644
index 0000000..04bc0ed
--- /dev/null
+++ b/vendor/k8s.io/api/autoscaling/v2beta1/generated.proto
@@ -0,0 +1,397 @@
+/*
+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.autoscaling.v2beta1;
+
+import "k8s.io/api/core/v1/generated.proto";
+import "k8s.io/apimachinery/pkg/api/resource/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";
+
+// Package-wide variables from generator "generated".
+option go_package = "v2beta1";
+
+// CrossVersionObjectReference contains enough information to let you identify the referred resource.
+message CrossVersionObjectReference {
+  // Kind of the referent; More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#types-kinds"
+  optional string kind = 1;
+
+  // Name of the referent; More info: http://kubernetes.io/docs/user-guide/identifiers#names
+  optional string name = 2;
+
+  // API version of the referent
+  // +optional
+  optional string apiVersion = 3;
+}
+
+// ExternalMetricSource indicates how to scale on a metric not associated with
+// any Kubernetes object (for example length of queue in cloud
+// messaging service, or QPS from loadbalancer running outside of cluster).
+// Exactly one "target" type should be set.
+message ExternalMetricSource {
+  // metricName is the name of the metric in question.
+  optional string metricName = 1;
+
+  // metricSelector is used to identify a specific time series
+  // within a given metric.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector metricSelector = 2;
+
+  // targetValue is the target value of the metric (as a quantity).
+  // Mutually exclusive with TargetAverageValue.
+  // +optional
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity targetValue = 3;
+
+  // targetAverageValue is the target per-pod value of global metric (as a quantity).
+  // Mutually exclusive with TargetValue.
+  // +optional
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity targetAverageValue = 4;
+}
+
+// ExternalMetricStatus indicates the current value of a global metric
+// not associated with any Kubernetes object.
+message ExternalMetricStatus {
+  // metricName is the name of a metric used for autoscaling in
+  // metric system.
+  optional string metricName = 1;
+
+  // metricSelector is used to identify a specific time series
+  // within a given metric.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector metricSelector = 2;
+
+  // currentValue is the current value of the metric (as a quantity)
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity currentValue = 3;
+
+  // currentAverageValue is the current value of metric averaged over autoscaled pods.
+  // +optional
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity currentAverageValue = 4;
+}
+
+// HorizontalPodAutoscaler is the configuration for a horizontal pod
+// autoscaler, which automatically manages the replica count of any resource
+// implementing the scale subresource based on the metrics specified.
+message HorizontalPodAutoscaler {
+  // metadata is the standard object metadata.
+  // More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
+
+  // spec is the specification for the behaviour of the autoscaler.
+  // More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#spec-and-status.
+  // +optional
+  optional HorizontalPodAutoscalerSpec spec = 2;
+
+  // status is the current information about the autoscaler.
+  // +optional
+  optional HorizontalPodAutoscalerStatus status = 3;
+}
+
+// HorizontalPodAutoscalerCondition describes the state of
+// a HorizontalPodAutoscaler at a certain point.
+message HorizontalPodAutoscalerCondition {
+  // type describes the current condition
+  optional string type = 1;
+
+  // status is the status of the condition (True, False, Unknown)
+  optional string status = 2;
+
+  // lastTransitionTime is the last time the condition transitioned from
+  // one status to another
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.Time lastTransitionTime = 3;
+
+  // reason is the reason for the condition's last transition.
+  // +optional
+  optional string reason = 4;
+
+  // message is a human-readable explanation containing details about
+  // the transition
+  // +optional
+  optional string message = 5;
+}
+
+// HorizontalPodAutoscaler is a list of horizontal pod autoscaler objects.
+message HorizontalPodAutoscalerList {
+  // metadata is the standard list metadata.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;
+
+  // items is the list of horizontal pod autoscaler objects.
+  repeated HorizontalPodAutoscaler items = 2;
+}
+
+// HorizontalPodAutoscalerSpec describes the desired functionality of the HorizontalPodAutoscaler.
+message HorizontalPodAutoscalerSpec {
+  // scaleTargetRef points to the target resource to scale, and is used to the pods for which metrics
+  // should be collected, as well as to actually change the replica count.
+  optional CrossVersionObjectReference scaleTargetRef = 1;
+
+  // minReplicas is the lower limit for the number of replicas to which the autoscaler can scale down.
+  // It defaults to 1 pod.
+  // +optional
+  optional int32 minReplicas = 2;
+
+  // maxReplicas is the upper limit for the number of replicas to which the autoscaler can scale up.
+  // It cannot be less that minReplicas.
+  optional int32 maxReplicas = 3;
+
+  // metrics contains the specifications for which to use to calculate the
+  // desired replica count (the maximum replica count across all metrics will
+  // be used).  The desired replica count is calculated multiplying the
+  // ratio between the target value and the current value by the current
+  // number of pods.  Ergo, metrics used must decrease as the pod count is
+  // increased, and vice-versa.  See the individual metric source types for
+  // more information about how each type of metric must respond.
+  // +optional
+  repeated MetricSpec metrics = 4;
+}
+
+// HorizontalPodAutoscalerStatus describes the current status of a horizontal pod autoscaler.
+message HorizontalPodAutoscalerStatus {
+  // observedGeneration is the most recent generation observed by this autoscaler.
+  // +optional
+  optional int64 observedGeneration = 1;
+
+  // lastScaleTime is the last time the HorizontalPodAutoscaler scaled the number of pods,
+  // used by the autoscaler to control how often the number of pods is changed.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.Time lastScaleTime = 2;
+
+  // currentReplicas is current number of replicas of pods managed by this autoscaler,
+  // as last seen by the autoscaler.
+  optional int32 currentReplicas = 3;
+
+  // desiredReplicas is the desired number of replicas of pods managed by this autoscaler,
+  // as last calculated by the autoscaler.
+  optional int32 desiredReplicas = 4;
+
+  // currentMetrics is the last read state of the metrics used by this autoscaler.
+  // +optional
+  repeated MetricStatus currentMetrics = 5;
+
+  // conditions is the set of conditions required for this autoscaler to scale its target,
+  // and indicates whether or not those conditions are met.
+  repeated HorizontalPodAutoscalerCondition conditions = 6;
+}
+
+// MetricSpec specifies how to scale based on a single metric
+// (only `type` and one other matching field should be set at once).
+message MetricSpec {
+  // type is the type of metric source.  It should be one of "Object",
+  // "Pods" or "Resource", each mapping to a matching field in the object.
+  optional string type = 1;
+
+  // object refers to a metric describing a single kubernetes object
+  // (for example, hits-per-second on an Ingress object).
+  // +optional
+  optional ObjectMetricSource object = 2;
+
+  // pods refers to a metric describing each pod in the current scale target
+  // (for example, transactions-processed-per-second).  The values will be
+  // averaged together before being compared to the target value.
+  // +optional
+  optional PodsMetricSource pods = 3;
+
+  // resource refers to a resource metric (such as those specified in
+  // requests and limits) known to Kubernetes describing each pod in the
+  // current scale target (e.g. CPU or memory). Such metrics are built in to
+  // Kubernetes, and have special scaling options on top of those available
+  // to normal per-pod metrics using the "pods" source.
+  // +optional
+  optional ResourceMetricSource resource = 4;
+
+  // external refers to a global metric that is not associated
+  // with any Kubernetes object. It allows autoscaling based on information
+  // coming from components running outside of cluster
+  // (for example length of queue in cloud messaging service, or
+  // QPS from loadbalancer running outside of cluster).
+  // +optional
+  optional ExternalMetricSource external = 5;
+}
+
+// MetricStatus describes the last-read state of a single metric.
+message MetricStatus {
+  // type is the type of metric source.  It will be one of "Object",
+  // "Pods" or "Resource", each corresponds to a matching field in the object.
+  optional string type = 1;
+
+  // object refers to a metric describing a single kubernetes object
+  // (for example, hits-per-second on an Ingress object).
+  // +optional
+  optional ObjectMetricStatus object = 2;
+
+  // pods refers to a metric describing each pod in the current scale target
+  // (for example, transactions-processed-per-second).  The values will be
+  // averaged together before being compared to the target value.
+  // +optional
+  optional PodsMetricStatus pods = 3;
+
+  // resource refers to a resource metric (such as those specified in
+  // requests and limits) known to Kubernetes describing each pod in the
+  // current scale target (e.g. CPU or memory). Such metrics are built in to
+  // Kubernetes, and have special scaling options on top of those available
+  // to normal per-pod metrics using the "pods" source.
+  // +optional
+  optional ResourceMetricStatus resource = 4;
+
+  // external refers to a global metric that is not associated
+  // with any Kubernetes object. It allows autoscaling based on information
+  // coming from components running outside of cluster
+  // (for example length of queue in cloud messaging service, or
+  // QPS from loadbalancer running outside of cluster).
+  // +optional
+  optional ExternalMetricStatus external = 5;
+}
+
+// ObjectMetricSource indicates how to scale on a metric describing a
+// kubernetes object (for example, hits-per-second on an Ingress object).
+message ObjectMetricSource {
+  // target is the described Kubernetes object.
+  optional CrossVersionObjectReference target = 1;
+
+  // metricName is the name of the metric in question.
+  optional string metricName = 2;
+
+  // targetValue is the target value of the metric (as a quantity).
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity targetValue = 3;
+
+  // selector is the string-encoded form of a standard kubernetes label selector for the given metric
+  // When set, it is passed as an additional parameter to the metrics server for more specific metrics scoping
+  // When unset, just the metricName will be used to gather metrics.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector selector = 4;
+
+  // averageValue is the target value of the average of the
+  // metric across all relevant pods (as a quantity)
+  // +optional
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity averageValue = 5;
+}
+
+// ObjectMetricStatus indicates the current value of a metric describing a
+// kubernetes object (for example, hits-per-second on an Ingress object).
+message ObjectMetricStatus {
+  // target is the described Kubernetes object.
+  optional CrossVersionObjectReference target = 1;
+
+  // metricName is the name of the metric in question.
+  optional string metricName = 2;
+
+  // currentValue is the current value of the metric (as a quantity).
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity currentValue = 3;
+
+  // selector is the string-encoded form of a standard kubernetes label selector for the given metric
+  // When set in the ObjectMetricSource, it is passed as an additional parameter to the metrics server for more specific metrics scoping.
+  // When unset, just the metricName will be used to gather metrics.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector selector = 4;
+
+  // averageValue is the current value of the average of the
+  // metric across all relevant pods (as a quantity)
+  // +optional
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity averageValue = 5;
+}
+
+// PodsMetricSource indicates how to scale on a metric describing each pod in
+// the current scale target (for example, transactions-processed-per-second).
+// The values will be averaged together before being compared to the target
+// value.
+message PodsMetricSource {
+  // metricName is the name of the metric in question
+  optional string metricName = 1;
+
+  // targetAverageValue is the target value of the average of the
+  // metric across all relevant pods (as a quantity)
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity targetAverageValue = 2;
+
+  // selector is the string-encoded form of a standard kubernetes label selector for the given metric
+  // When set, it is passed as an additional parameter to the metrics server for more specific metrics scoping
+  // When unset, just the metricName will be used to gather metrics.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector selector = 3;
+}
+
+// PodsMetricStatus indicates the current value of a metric describing each pod in
+// the current scale target (for example, transactions-processed-per-second).
+message PodsMetricStatus {
+  // metricName is the name of the metric in question
+  optional string metricName = 1;
+
+  // currentAverageValue is the current value of the average of the
+  // metric across all relevant pods (as a quantity)
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity currentAverageValue = 2;
+
+  // selector is the string-encoded form of a standard kubernetes label selector for the given metric
+  // When set in the PodsMetricSource, it is passed as an additional parameter to the metrics server for more specific metrics scoping.
+  // When unset, just the metricName will be used to gather metrics.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector selector = 3;
+}
+
+// ResourceMetricSource indicates how to scale on a resource metric known to
+// Kubernetes, as specified in requests and limits, describing each pod in the
+// current scale target (e.g. CPU or memory).  The values will be averaged
+// together before being compared to the target.  Such metrics are built in to
+// Kubernetes, and have special scaling options on top of those available to
+// normal per-pod metrics using the "pods" source.  Only one "target" type
+// should be set.
+message ResourceMetricSource {
+  // name is the name of the resource in question.
+  optional string name = 1;
+
+  // targetAverageUtilization is the target value of the average of the
+  // resource metric across all relevant pods, represented as a percentage of
+  // the requested value of the resource for the pods.
+  // +optional
+  optional int32 targetAverageUtilization = 2;
+
+  // targetAverageValue is the target value of the average of the
+  // resource metric across all relevant pods, as a raw value (instead of as
+  // a percentage of the request), similar to the "pods" metric source type.
+  // +optional
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity targetAverageValue = 3;
+}
+
+// ResourceMetricStatus indicates the current value of a resource metric known to
+// Kubernetes, as specified in requests and limits, describing each pod in the
+// current scale target (e.g. CPU or memory).  Such metrics are built in to
+// Kubernetes, and have special scaling options on top of those available to
+// normal per-pod metrics using the "pods" source.
+message ResourceMetricStatus {
+  // name is the name of the resource in question.
+  optional string name = 1;
+
+  // currentAverageUtilization is the current value of the average of the
+  // resource metric across all relevant pods, represented as a percentage of
+  // the requested value of the resource for the pods.  It will only be
+  // present if `targetAverageValue` was set in the corresponding metric
+  // specification.
+  // +optional
+  optional int32 currentAverageUtilization = 2;
+
+  // currentAverageValue is the current value of the average of the
+  // resource metric across all relevant pods, as a raw value (instead of as
+  // a percentage of the request), similar to the "pods" metric source type.
+  // It will always be set, regardless of the corresponding metric specification.
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity currentAverageValue = 3;
+}
+