Check for events to ensure invalid HPAs are ignored

Signed-off-by: Mikkel Oscar Lyderik Larsen <mikkel.larsen@zalando.de>

Makefile

@@ -10,6 +10,10 @@ GOPKGS        = $(shell go list ./...)
 BUILD_FLAGS   ?= -v
 OPENAPI       ?= pkg/api/generated/openapi/zz_generated.openapi.go
 LDFLAGS       ?= -X main.version=$(VERSION) -w -s
+CRD_SOURCES    = $(shell find pkg/apis/zalando.org -name '*.go')
+CRD_TYPE_SOURCE = pkg/apis/zalando.org/v1/types.go
+GENERATED_CRDS = docs/scaling_schedules_crd.yaml
+GENERATED      = pkg/apis/zalando.org/v1/zz_generated.deepcopy.go
 
 
 default: build.local
@@ -18,14 +22,22 @@ clean:
 	rm -rf build
 	rm -rf $(OPENAPI)
 
-test:
+test: $(GENERATED)
 	go test -v -coverprofile=profile.cov $(GOPKGS)
 
-check:
+check: $(GENERATED)
 	go mod download
 	golangci-lint run --timeout=2m ./...
 
 
+$(GENERATED): go.mod $(CRD_TYPE_SOURCE)
+	./hack/update-codegen.sh
+
+$(GENERATED_CRDS): $(GENERATED) $(CRD_SOURCES)
+	go run sigs.k8s.io/controller-tools/cmd/controller-gen crd:crdVersions=v1 paths=./pkg/apis/... output:crd:dir=docs || /bin/true || true
+	mv docs/zalando.org_clusterscalingschedules.yaml docs/cluster_scaling_schedules_crd.yaml
+	mv docs/zalando.org_scalingschedules.yaml docs/scaling_schedules_crd.yaml
+
 $(OPENAPI): go.mod
 	go run k8s.io/kube-openapi/cmd/openapi-gen \
 		--go-header-file hack/boilerplate.go.txt \

docs/cluster_scaling_schedules_crd.yaml

@@ -0,0 +1,119 @@
+
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.5.0
+  creationTimestamp: null
+  name: clusterscalingschedules.zalando.org
+spec:
+  group: zalando.org
+  names:
+    kind: ClusterScalingSchedule
+    listKind: ClusterScalingScheduleList
+    plural: clusterscalingschedules
+    singular: clusterscalingschedule
+  scope: Cluster
+  versions:
+  - name: v1
+    schema:
+      openAPIV3Schema:
+        description: ClusterScalingSchedule describes a cluster scoped time based
+          metric to be used in autoscaling operations.
+        properties:
+          apiVersion:
+            description: 'APIVersion defines the versioned schema of this representation
+              of an object. Servers should convert recognized schemas to the latest
+              internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources'
+            type: string
+          kind:
+            description: 'Kind is a string value representing the REST resource this
+              object represents. Servers may infer this from the endpoint the client
+              submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
+            type: string
+          metadata:
+            type: object
+          spec:
+            description: ScalingScheduleSpec is the spec part of the ScalingSchedule.
+            properties:
+              schedules:
+                description: Schedules is the list of schedules for this ScalingSchedule
+                  resource. All the schedules defined here will result on the value
+                  to the same metric. New metrics require a new ScalingSchedule resource.
+                items:
+                  description: Schedule is the schedule details to be used inside
+                    a ScalingSchedule.
+                  properties:
+                    date:
+                      description: Defines the starting date of a OneTime schedule.
+                        It has to be a RFC3339 formated date.
+                      format: date-time
+                      type: string
+                    durationMinutes:
+                      description: The duration in minutes that the configured value
+                        will be returned for the defined schedule.
+                      type: integer
+                    period:
+                      description: Defines the details of a Repeating schedule.
+                      properties:
+                        days:
+                          description: The days that this schedule will be active.
+                          items:
+                            description: ScheduleDay represents the valid inputs for
+                              days in a SchedulePeriod.
+                            enum:
+                            - Sun
+                            - Mon
+                            - Tue
+                            - Wed
+                            - Thu
+                            - Fri
+                            - Sat
+                            type: string
+                          type: array
+                        startTime:
+                          description: The startTime has the format HH:MM
+                          pattern: (([0-1][0-9])|([2][0-3])):([0-5][0-9])
+                          type: string
+                        timezone:
+                          description: The location name corresponding to a file in
+                            the IANA Time Zone database, like Europe/Berlin.
+                          type: string
+                      required:
+                      - days
+                      - startTime
+                      - timezone
+                      type: object
+                    type:
+                      description: Defines if the schedule is a OneTime schedule or
+                        Repeating one. If OneTime, date has to be defined. If Repeating,
+                        Period has to be defined.
+                      enum:
+                      - OneTime
+                      - Repeating
+                      type: string
+                    value:
+                      description: The metric value that will be returned for the
+                        defined schedule.
+                      type: integer
+                  required:
+                  - durationMinutes
+                  - type
+                  - value
+                  type: object
+                type: array
+            required:
+            - schedules
+            type: object
+        required:
+        - spec
+        type: object
+    served: true
+    storage: true
+status:
+  acceptedNames:
+    kind: ""
+    plural: ""
+  conditions: []
+  storedVersions: []

docs/scaling_schedules_crd.yaml

@@ -0,0 +1,119 @@
+
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.5.0
+  creationTimestamp: null
+  name: scalingschedules.zalando.org
+spec:
+  group: zalando.org
+  names:
+    kind: ScalingSchedule
+    listKind: ScalingScheduleList
+    plural: scalingschedules
+    singular: scalingschedule
+  scope: Namespaced
+  versions:
+  - name: v1
+    schema:
+      openAPIV3Schema:
+        description: ScalingSchedule describes a namespaced time based metric to be
+          used in autoscaling operations.
+        properties:
+          apiVersion:
+            description: 'APIVersion defines the versioned schema of this representation
+              of an object. Servers should convert recognized schemas to the latest
+              internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources'
+            type: string
+          kind:
+            description: 'Kind is a string value representing the REST resource this
+              object represents. Servers may infer this from the endpoint the client
+              submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
+            type: string
+          metadata:
+            type: object
+          spec:
+            description: ScalingScheduleSpec is the spec part of the ScalingSchedule.
+            properties:
+              schedules:
+                description: Schedules is the list of schedules for this ScalingSchedule
+                  resource. All the schedules defined here will result on the value
+                  to the same metric. New metrics require a new ScalingSchedule resource.
+                items:
+                  description: Schedule is the schedule details to be used inside
+                    a ScalingSchedule.
+                  properties:
+                    date:
+                      description: Defines the starting date of a OneTime schedule.
+                        It has to be a RFC3339 formated date.
+                      format: date-time
+                      type: string
+                    durationMinutes:
+                      description: The duration in minutes that the configured value
+                        will be returned for the defined schedule.
+                      type: integer
+                    period:
+                      description: Defines the details of a Repeating schedule.
+                      properties:
+                        days:
+                          description: The days that this schedule will be active.
+                          items:
+                            description: ScheduleDay represents the valid inputs for
+                              days in a SchedulePeriod.
+                            enum:
+                            - Sun
+                            - Mon
+                            - Tue
+                            - Wed
+                            - Thu
+                            - Fri
+                            - Sat
+                            type: string
+                          type: array
+                        startTime:
+                          description: The startTime has the format HH:MM
+                          pattern: (([0-1][0-9])|([2][0-3])):([0-5][0-9])
+                          type: string
+                        timezone:
+                          description: The location name corresponding to a file in
+                            the IANA Time Zone database, like Europe/Berlin.
+                          type: string
+                      required:
+                      - days
+                      - startTime
+                      - timezone
+                      type: object
+                    type:
+                      description: Defines if the schedule is a OneTime schedule or
+                        Repeating one. If OneTime, date has to be defined. If Repeating,
+                        Period has to be defined.
+                      enum:
+                      - OneTime
+                      - Repeating
+                      type: string
+                    value:
+                      description: The metric value that will be returned for the
+                        defined schedule.
+                      type: integer
+                  required:
+                  - durationMinutes
+                  - type
+                  - value
+                  type: object
+                type: array
+            required:
+            - schedules
+            type: object
+        required:
+        - spec
+        type: object
+    served: true
+    storage: true
+status:
+  acceptedNames:
+    kind: ""
+    plural: ""
+  conditions: []
+  storedVersions: []

go.mod

@@ -2,32 +2,35 @@ module github.com/zalando-incubator/kube-metrics-adapter
 
 require (
 	github.com/NYTimes/gziphandler v1.0.1 // indirect
-	github.com/aws/aws-sdk-go v1.37.1
-	github.com/go-openapi/spec v0.20.2
+	github.com/aws/aws-sdk-go v1.37.20
+	github.com/go-openapi/spec v0.20.3
 	github.com/influxdata/influxdb-client-go v0.2.0
 	github.com/influxdata/line-protocol v0.0.0-20201012155213-5f565037cbc9 // indirect
 	github.com/kubernetes-sigs/custom-metrics-apiserver v0.0.0-20201216091021-1b9fa998bbaa
-	github.com/mattn/go-colorable v0.1.4 // indirect
-	github.com/mattn/go-isatty v0.0.10 // indirect
-	github.com/onsi/gomega v1.8.1 // indirect
+	github.com/magefile/mage v1.11.0 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/prometheus/client_golang v1.9.0
-	github.com/prometheus/common v0.15.0
-	github.com/sirupsen/logrus v1.7.0
-	github.com/spf13/cobra v0.0.7
+	github.com/prometheus/common v0.18.0
+	github.com/sirupsen/logrus v1.8.0
+	github.com/spf13/cobra v1.1.1
 	github.com/spyzhov/ajson v0.4.2
 	github.com/stretchr/testify v1.7.0
 	github.com/zalando-incubator/cluster-lifecycle-manager v0.0.0-20180921141935-824b77fb1f84
 	golang.org/x/crypto v0.0.0-20201124201722-c8d3bf9c5392 // indirect
+	golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 // indirect
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
+	golang.org/x/sys v0.0.0-20210301091718-77cc2087c03b // indirect
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
-	k8s.io/api v0.20.0
-	k8s.io/apimachinery v0.20.0
-	k8s.io/apiserver v0.20.0
-	k8s.io/client-go v0.20.0
-	k8s.io/component-base v0.20.0
+	k8s.io/api v0.20.4
+	k8s.io/apimachinery v0.20.4
+	k8s.io/apiserver v0.20.4
+	k8s.io/client-go v0.20.4
+	k8s.io/code-generator v0.20.4
+	k8s.io/component-base v0.20.4
 	k8s.io/klog v1.0.0
 	k8s.io/kube-openapi v0.0.0-20201113171705-d219536bb9fd
-	k8s.io/metrics v0.20.0
+	k8s.io/metrics v0.20.4
+	sigs.k8s.io/controller-tools v0.5.0
 )
 
-go 1.15
+go 1.16

hack/tools.go

@@ -1,6 +1,23 @@
 // +build tools
 
+/*
+Copyright 2019 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 package imports things required by build scripts, to force `go mod` to see them as dependencies
 package tools
 
-import _ "k8s.io/kube-openapi/cmd/openapi-gen"
+import (
+	_ "k8s.io/code-generator"
+	_ "k8s.io/kube-openapi/cmd/openapi-gen"
+	_ "sigs.k8s.io/controller-tools/cmd/controller-gen"
+)

hack/update-codegen.sh

@@ -0,0 +1,74 @@
+#!/bin/bash
+
+# Copyright 2017 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.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+SRC="github.com"
+GOPKG="${SRC}/zalando-incubator/kube-metrics-adapter"
+CUSTOM_RESOURCE_NAME="zalando.org"
+CUSTOM_RESOURCE_VERSION="v1"
+
+SCRIPT_ROOT="$(dirname "${BASH_SOURCE[0]}")/.."
+OUTPUT_BASE="$(dirname "${BASH_SOURCE[0]}")/"
+
+# generate the code with:
+# --output-base    because this script should also be able to run inside the vendor dir of
+#                  k8s.io/kubernetes. The output-base is needed for the generators to output into the vendor dir
+#                  instead of the $GOPATH directly. For normal projects this can be dropped.
+
+OUTPUT_PKG="${GOPKG}/pkg/client"
+APIS_PKG="${GOPKG}/pkg/apis"
+GROUPS_WITH_VERSIONS="${CUSTOM_RESOURCE_NAME}:${CUSTOM_RESOURCE_VERSION}"
+
+echo "Generating deepcopy funcs"
+go run k8s.io/code-generator/cmd/deepcopy-gen \
+  --input-dirs "${APIS_PKG}/${CUSTOM_RESOURCE_NAME}/${CUSTOM_RESOURCE_VERSION}" \
+  -O zz_generated.deepcopy \
+  --bounding-dirs "${APIS_PKG}" \
+  --go-header-file "${SCRIPT_ROOT}/hack/boilerplate.go.txt" \
+  --output-base "$OUTPUT_BASE"
+
+echo "Generating clientset for ${GROUPS_WITH_VERSIONS} at ${OUTPUT_PKG}/${CLIENTSET_PKG_NAME:-clientset}"
+go run k8s.io/code-generator/cmd/client-gen \
+  --clientset-name versioned \
+  --input-base "" \
+  --input "${APIS_PKG}/${CUSTOM_RESOURCE_NAME}/${CUSTOM_RESOURCE_VERSION}" \
+  --output-package "${OUTPUT_PKG}/clientset" \
+  --go-header-file "${SCRIPT_ROOT}/hack/boilerplate.go.txt" \
+  --output-base "$OUTPUT_BASE"
+
+echo "Generating listers for ${GROUPS_WITH_VERSIONS} at ${OUTPUT_PKG}/listers"
+go run k8s.io/code-generator/cmd/lister-gen \
+  --input-dirs "${APIS_PKG}/${CUSTOM_RESOURCE_NAME}/${CUSTOM_RESOURCE_VERSION}" \
+  --output-package "${OUTPUT_PKG}/listers" \
+  --go-header-file "${SCRIPT_ROOT}/hack/boilerplate.go.txt" \
+  --output-base "$OUTPUT_BASE"
+
+echo "Generating informers for ${GROUPS_WITH_VERSIONS} at ${OUTPUT_PKG}/informers"
+go run k8s.io/code-generator/cmd/informer-gen \
+  --input-dirs "${APIS_PKG}/${CUSTOM_RESOURCE_NAME}/${CUSTOM_RESOURCE_VERSION}" \
+  --versioned-clientset-package "${OUTPUT_PKG}/${CLIENTSET_PKG_NAME:-clientset}/${CLIENTSET_NAME_VERSIONED:-versioned}" \
+  --listers-package "${OUTPUT_PKG}/listers" \
+  --output-package "${OUTPUT_PKG}/informers" \
+  --go-header-file "${SCRIPT_ROOT}/hack/boilerplate.go.txt" \
+  --output-base "$OUTPUT_BASE"
+
+# hack to make the generated code work with Go module based projects
+cp -r "$OUTPUT_BASE/$GOPKG/pkg/apis" ./pkg
+cp -r "$OUTPUT_BASE/$GOPKG/pkg/client" ./pkg
+rm -rf "${OUTPUT_BASE:?}${SRC}"

pkg/apis/zalando.org/register.go

@@ -0,0 +1,6 @@
+package zalando
+
+const (
+	// GroupName is the group name used in this package.
+	GroupName = "zalando.org"
+)

pkg/apis/zalando.org/v1/register.go

@@ -0,0 +1,38 @@
+// Package v1 contains API Schema definitions for the zalando v1 API group
+// +kubebuilder:object:generate=true
+// +groupName=zalando.org
+package v1
+
+import (
+	"github.com/zalando-incubator/kube-metrics-adapter/pkg/apis/zalando.org"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+)
+
+var (
+	schemeBuilder = runtime.NewSchemeBuilder(addKnownTypes)
+	// AddToScheme applies all the stored functions to the scheme. A non-nil error
+	// indicates that one function failed and the attempt was abandoned.
+	AddToScheme = schemeBuilder.AddToScheme
+)
+
+// SchemeGroupVersion is the group version used to register these objects.
+var SchemeGroupVersion = schema.GroupVersion{Group: zalando.GroupName, Version: "v1"}
+
+// Resource takes an unqualified resource and returns a Group-qualified GroupResource.
+func Resource(resource string) schema.GroupResource {
+	return SchemeGroupVersion.WithResource(resource).GroupResource()
+}
+
+// addKnownTypes adds the set of types defined in this package to the supplied scheme.
+func addKnownTypes(scheme *runtime.Scheme) error {
+	scheme.AddKnownTypes(SchemeGroupVersion,
+		&ScalingSchedule{},
+		&ClusterScalingSchedule{},
+		&ScalingScheduleList{},
+		&ClusterScalingScheduleList{},
+	)
+	metav1.AddToGroupVersion(scheme, SchemeGroupVersion)
+	return nil
+}

pkg/apis/zalando.org/v1/types.go

@@ -0,0 +1,130 @@
+package v1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// +genclient
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+// +kubebuilder:object:root=true
+
+// ScalingSchedule describes a namespaced time based metric to be used
+// in autoscaling operations.
+// +k8s:deepcopy-gen=true
+type ScalingSchedule struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec ScalingScheduleSpec `json:"spec"`
+}
+
+// +genclient
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+// +kubebuilder:object:root=true
+
+// ClusterScalingSchedule describes a cluster scoped time based metric
+// to be used in autoscaling operations.
+// +k8s:deepcopy-gen=true
+// +kubebuilder:resource:scope=Cluster
+type ClusterScalingSchedule struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec ScalingScheduleSpec `json:"spec"`
+}
+
+// ScalingScheduleSpec is the spec part of the ScalingSchedule.
+// +k8s:deepcopy-gen=true
+type ScalingScheduleSpec struct {
+	// Schedules is the list of schedules for this ScalingSchedule
+	// resource. All the schedules defined here will result on the value
+	// to the same metric. New metrics require a new ScalingSchedule
+	// resource.
+	Schedules []Schedule `json:"schedules"`
+}
+
+// Schedule is the schedule details to be used inside a ScalingSchedule.
+// +k8s:deepcopy-gen=true
+type Schedule struct {
+	Type ScheduleType `json:"type"`
+	// Defines the details of a Repeating schedule.
+	// +optional
+	Period SchedulePeriod `json:"period"`
+	// Defines the starting date of a OneTime schedule. It has to
+	// be a RFC3339 formated date.
+	// +optional
+	Date ScheduleDate `json:"date"`
+	// The duration in minutes that the configured value will be
+	// returned for the defined schedule.
+	DurationMinutes int `json:"durationMinutes"`
+	// The metric value that will be returned for the defined schedule.
+	Value int `json:"value"`
+}
+
+// Defines if the schedule is a OneTime schedule or
+// Repeating one. If OneTime, date has to be defined. If Repeating,
+// Period has to be defined.
+// +kubebuilder:validation:Enum=OneTime;Repeating
+type ScheduleType string
+
+const (
+	OneTimeSchedule   ScheduleType = "OneTime"
+	RepeatingSchedule ScheduleType = "Repeating"
+)
+
+// SchedulePeriod is the details to be used for a Schedule of the
+// Repeating type.
+// +k8s:deepcopy-gen=true
+type SchedulePeriod struct {
+	// The startTime has the format HH:MM
+	// +kubebuilder:validation:Pattern="(([0-1][0-9])|([2][0-3])):([0-5][0-9])"
+	StartTime string `json:"startTime"`
+	// The days that this schedule will be active.
+	Days []ScheduleDay `json:"days"`
+	// The location name corresponding to a file in the IANA
+	// Time Zone database, like Europe/Berlin.
+	Timezone string `json:"timezone"`
+}
+
+// ScheduleDay represents the valid inputs for days in a SchedulePeriod.
+// +kubebuilder:validation:Enum=Sun;Mon;Tue;Wed;Thu;Fri;Sat
+// +k8s:deepcopy-gen=true
+type ScheduleDay string
+
+const (
+	SundaySchedule    ScheduleDay = "Sun"
+	MondaySchedule    ScheduleDay = "Mon"
+	TuesdaySchedule   ScheduleDay = "Tue"
+	WednesdaySchedule ScheduleDay = "Wed"
+	ThursdaySchedule  ScheduleDay = "Thu"
+	FridaySchedule    ScheduleDay = "Fri"
+	StaturdaySchedule ScheduleDay = "Sat"
+)
+
+// ScheduleDate is a RFC3339 representation of the date for a Schedule
+// of the OneTime type.
+// +kubebuilder:validation:Format="date-time"
+// +k8s:deepcopy-gen=true
+type ScheduleDate string
+
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// ScalingScheduleList is a list of namespaced scaling schedules.
+// +k8s:deepcopy-gen=true
+type ScalingScheduleList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+
+	Items []ScalingSchedule `json:"items"`
+}
+
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// ScalingScheduleList is a list of cluster scoped scaling schedules.
+// +k8s:deepcopy-gen=true
+type ClusterScalingScheduleList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+
+	Items []ScalingSchedule `json:"items"`
+}

pkg/apis/zalando.org/v1/zz_generated.deepcopy.go

@@ -0,0 +1,206 @@
+// +build !ignore_autogenerated
+
+/*
+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.
+*/
+
+// Code generated by deepcopy-gen. DO NOT EDIT.
+
+package v1
+
+import (
+	runtime "k8s.io/apimachinery/pkg/runtime"
+)
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ClusterScalingSchedule) DeepCopyInto(out *ClusterScalingSchedule) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	in.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
+	in.Spec.DeepCopyInto(&out.Spec)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ClusterScalingSchedule.
+func (in *ClusterScalingSchedule) DeepCopy() *ClusterScalingSchedule {
+	if in == nil {
+		return nil
+	}
+	out := new(ClusterScalingSchedule)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
+func (in *ClusterScalingSchedule) DeepCopyObject() runtime.Object {
+	if c := in.DeepCopy(); c != nil {
+		return c
+	}
+	return nil
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ClusterScalingScheduleList) DeepCopyInto(out *ClusterScalingScheduleList) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	in.ListMeta.DeepCopyInto(&out.ListMeta)
+	if in.Items != nil {
+		in, out := &in.Items, &out.Items
+		*out = make([]ScalingSchedule, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ClusterScalingScheduleList.
+func (in *ClusterScalingScheduleList) DeepCopy() *ClusterScalingScheduleList {
+	if in == nil {
+		return nil
+	}
+	out := new(ClusterScalingScheduleList)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
+func (in *ClusterScalingScheduleList) DeepCopyObject() runtime.Object {
+	if c := in.DeepCopy(); c != nil {
+		return c
+	}
+	return nil
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ScalingSchedule) DeepCopyInto(out *ScalingSchedule) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	in.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
+	in.Spec.DeepCopyInto(&out.Spec)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ScalingSchedule.
+func (in *ScalingSchedule) DeepCopy() *ScalingSchedule {
+	if in == nil {
+		return nil
+	}
+	out := new(ScalingSchedule)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
+func (in *ScalingSchedule) DeepCopyObject() runtime.Object {
+	if c := in.DeepCopy(); c != nil {
+		return c
+	}
+	return nil
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ScalingScheduleList) DeepCopyInto(out *ScalingScheduleList) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	in.ListMeta.DeepCopyInto(&out.ListMeta)
+	if in.Items != nil {
+		in, out := &in.Items, &out.Items
+		*out = make([]ScalingSchedule, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ScalingScheduleList.
+func (in *ScalingScheduleList) DeepCopy() *ScalingScheduleList {
+	if in == nil {
+		return nil
+	}
+	out := new(ScalingScheduleList)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
+func (in *ScalingScheduleList) DeepCopyObject() runtime.Object {
+	if c := in.DeepCopy(); c != nil {
+		return c
+	}
+	return nil
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ScalingScheduleSpec) DeepCopyInto(out *ScalingScheduleSpec) {
+	*out = *in
+	if in.Schedules != nil {
+		in, out := &in.Schedules, &out.Schedules
+		*out = make([]Schedule, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ScalingScheduleSpec.
+func (in *ScalingScheduleSpec) DeepCopy() *ScalingScheduleSpec {
+	if in == nil {
+		return nil
+	}
+	out := new(ScalingScheduleSpec)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *Schedule) DeepCopyInto(out *Schedule) {
+	*out = *in
+	in.Period.DeepCopyInto(&out.Period)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new Schedule.
+func (in *Schedule) DeepCopy() *Schedule {
+	if in == nil {
+		return nil
+	}
+	out := new(Schedule)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *SchedulePeriod) DeepCopyInto(out *SchedulePeriod) {
+	*out = *in
+	if in.Days != nil {
+		in, out := &in.Days, &out.Days
+		*out = make([]ScheduleDay, len(*in))
+		copy(*out, *in)
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SchedulePeriod.
+func (in *SchedulePeriod) DeepCopy() *SchedulePeriod {
+	if in == nil {
+		return nil
+	}
+	out := new(SchedulePeriod)
+	in.DeepCopyInto(out)
+	return out
+}

pkg/client/clientset/versioned/clientset.go

@@ -0,0 +1,97 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package versioned
+
+import (
+	"fmt"
+
+	zalandov1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/clientset/versioned/typed/zalando.org/v1"
+	discovery "k8s.io/client-go/discovery"
+	rest "k8s.io/client-go/rest"
+	flowcontrol "k8s.io/client-go/util/flowcontrol"
+)
+
+type Interface interface {
+	Discovery() discovery.DiscoveryInterface
+	ZalandoV1() zalandov1.ZalandoV1Interface
+}
+
+// Clientset contains the clients for groups. Each group has exactly one
+// version included in a Clientset.
+type Clientset struct {
+	*discovery.DiscoveryClient
+	zalandoV1 *zalandov1.ZalandoV1Client
+}
+
+// ZalandoV1 retrieves the ZalandoV1Client
+func (c *Clientset) ZalandoV1() zalandov1.ZalandoV1Interface {
+	return c.zalandoV1
+}
+
+// Discovery retrieves the DiscoveryClient
+func (c *Clientset) Discovery() discovery.DiscoveryInterface {
+	if c == nil {
+		return nil
+	}
+	return c.DiscoveryClient
+}
+
+// NewForConfig creates a new Clientset for the given config.
+// If config's RateLimiter is not set and QPS and Burst are acceptable,
+// NewForConfig will generate a rate-limiter in configShallowCopy.
+func NewForConfig(c *rest.Config) (*Clientset, error) {
+	configShallowCopy := *c
+	if configShallowCopy.RateLimiter == nil && configShallowCopy.QPS > 0 {
+		if configShallowCopy.Burst <= 0 {
+			return nil, fmt.Errorf("burst is required to be greater than 0 when RateLimiter is not set and QPS is set to greater than 0")
+		}
+		configShallowCopy.RateLimiter = flowcontrol.NewTokenBucketRateLimiter(configShallowCopy.QPS, configShallowCopy.Burst)
+	}
+	var cs Clientset
+	var err error
+	cs.zalandoV1, err = zalandov1.NewForConfig(&configShallowCopy)
+	if err != nil {
+		return nil, err
+	}
+
+	cs.DiscoveryClient, err = discovery.NewDiscoveryClientForConfig(&configShallowCopy)
+	if err != nil {
+		return nil, err
+	}
+	return &cs, nil
+}
+
+// NewForConfigOrDie creates a new Clientset for the given config and
+// panics if there is an error in the config.
+func NewForConfigOrDie(c *rest.Config) *Clientset {
+	var cs Clientset
+	cs.zalandoV1 = zalandov1.NewForConfigOrDie(c)
+
+	cs.DiscoveryClient = discovery.NewDiscoveryClientForConfigOrDie(c)
+	return &cs
+}
+
+// New creates a new Clientset for the given RESTClient.
+func New(c rest.Interface) *Clientset {
+	var cs Clientset
+	cs.zalandoV1 = zalandov1.New(c)
+
+	cs.DiscoveryClient = discovery.NewDiscoveryClient(c)
+	return &cs
+}

pkg/client/clientset/versioned/doc.go

@@ -0,0 +1,20 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+// This package has the automatically generated clientset.
+package versioned

pkg/client/clientset/versioned/fake/clientset_generated.go

@@ -0,0 +1,82 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package fake
+
+import (
+	clientset "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/clientset/versioned"
+	zalandov1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/clientset/versioned/typed/zalando.org/v1"
+	fakezalandov1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/clientset/versioned/typed/zalando.org/v1/fake"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/watch"
+	"k8s.io/client-go/discovery"
+	fakediscovery "k8s.io/client-go/discovery/fake"
+	"k8s.io/client-go/testing"
+)
+
+// NewSimpleClientset returns a clientset that will respond with the provided objects.
+// It's backed by a very simple object tracker that processes creates, updates and deletions as-is,
+// without applying any validations and/or defaults. It shouldn't be considered a replacement
+// for a real clientset and is mostly useful in simple unit tests.
+func NewSimpleClientset(objects ...runtime.Object) *Clientset {
+	o := testing.NewObjectTracker(scheme, codecs.UniversalDecoder())
+	for _, obj := range objects {
+		if err := o.Add(obj); err != nil {
+			panic(err)
+		}
+	}
+
+	cs := &Clientset{tracker: o}
+	cs.discovery = &fakediscovery.FakeDiscovery{Fake: &cs.Fake}
+	cs.AddReactor("*", "*", testing.ObjectReaction(o))
+	cs.AddWatchReactor("*", func(action testing.Action) (handled bool, ret watch.Interface, err error) {
+		gvr := action.GetResource()
+		ns := action.GetNamespace()
+		watch, err := o.Watch(gvr, ns)
+		if err != nil {
+			return false, nil, err
+		}
+		return true, watch, nil
+	})
+
+	return cs
+}
+
+// Clientset implements clientset.Interface. Meant to be embedded into a
+// struct to get a default implementation. This makes faking out just the method
+// you want to test easier.
+type Clientset struct {
+	testing.Fake
+	discovery *fakediscovery.FakeDiscovery
+	tracker   testing.ObjectTracker
+}
+
+func (c *Clientset) Discovery() discovery.DiscoveryInterface {
+	return c.discovery
+}
+
+func (c *Clientset) Tracker() testing.ObjectTracker {
+	return c.tracker
+}
+
+var _ clientset.Interface = &Clientset{}
+
+// ZalandoV1 retrieves the ZalandoV1Client
+func (c *Clientset) ZalandoV1() zalandov1.ZalandoV1Interface {
+	return &fakezalandov1.FakeZalandoV1{Fake: &c.Fake}
+}

pkg/client/clientset/versioned/fake/doc.go

@@ -0,0 +1,20 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+// This package has the automatically generated fake clientset.
+package fake

pkg/client/clientset/versioned/fake/register.go

@@ -0,0 +1,56 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package fake
+
+import (
+	zalandov1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/apis/zalando.org/v1"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	runtime "k8s.io/apimachinery/pkg/runtime"
+	schema "k8s.io/apimachinery/pkg/runtime/schema"
+	serializer "k8s.io/apimachinery/pkg/runtime/serializer"
+	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
+)
+
+var scheme = runtime.NewScheme()
+var codecs = serializer.NewCodecFactory(scheme)
+
+var localSchemeBuilder = runtime.SchemeBuilder{
+	zalandov1.AddToScheme,
+}
+
+// AddToScheme adds all types of this clientset into the given scheme. This allows composition
+// of clientsets, like in:
+//
+//   import (
+//     "k8s.io/client-go/kubernetes"
+//     clientsetscheme "k8s.io/client-go/kubernetes/scheme"
+//     aggregatorclientsetscheme "k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/scheme"
+//   )
+//
+//   kclientset, _ := kubernetes.NewForConfig(c)
+//   _ = aggregatorclientsetscheme.AddToScheme(clientsetscheme.Scheme)
+//
+// After this, RawExtensions in Kubernetes types will serialize kube-aggregator types
+// correctly.
+var AddToScheme = localSchemeBuilder.AddToScheme
+
+func init() {
+	v1.AddToGroupVersion(scheme, schema.GroupVersion{Version: "v1"})
+	utilruntime.Must(AddToScheme(scheme))
+}

pkg/client/clientset/versioned/scheme/doc.go

@@ -0,0 +1,20 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+// This package contains the scheme of the automatically generated clientset.
+package scheme

pkg/client/clientset/versioned/scheme/register.go

@@ -0,0 +1,56 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package scheme
+
+import (
+	zalandov1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/apis/zalando.org/v1"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	runtime "k8s.io/apimachinery/pkg/runtime"
+	schema "k8s.io/apimachinery/pkg/runtime/schema"
+	serializer "k8s.io/apimachinery/pkg/runtime/serializer"
+	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
+)
+
+var Scheme = runtime.NewScheme()
+var Codecs = serializer.NewCodecFactory(Scheme)
+var ParameterCodec = runtime.NewParameterCodec(Scheme)
+var localSchemeBuilder = runtime.SchemeBuilder{
+	zalandov1.AddToScheme,
+}
+
+// AddToScheme adds all types of this clientset into the given scheme. This allows composition
+// of clientsets, like in:
+//
+//   import (
+//     "k8s.io/client-go/kubernetes"
+//     clientsetscheme "k8s.io/client-go/kubernetes/scheme"
+//     aggregatorclientsetscheme "k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/scheme"
+//   )
+//
+//   kclientset, _ := kubernetes.NewForConfig(c)
+//   _ = aggregatorclientsetscheme.AddToScheme(clientsetscheme.Scheme)
+//
+// After this, RawExtensions in Kubernetes types will serialize kube-aggregator types
+// correctly.
+var AddToScheme = localSchemeBuilder.AddToScheme
+
+func init() {
+	v1.AddToGroupVersion(Scheme, schema.GroupVersion{Version: "v1"})
+	utilruntime.Must(AddToScheme(Scheme))
+}

pkg/client/clientset/versioned/typed/zalando.org/v1/clusterscalingschedule.go

@@ -0,0 +1,178 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package v1
+
+import (
+	"context"
+	"time"
+
+	v1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/apis/zalando.org/v1"
+	scheme "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/clientset/versioned/scheme"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	types "k8s.io/apimachinery/pkg/types"
+	watch "k8s.io/apimachinery/pkg/watch"
+	rest "k8s.io/client-go/rest"
+)
+
+// ClusterScalingSchedulesGetter has a method to return a ClusterScalingScheduleInterface.
+// A group's client should implement this interface.
+type ClusterScalingSchedulesGetter interface {
+	ClusterScalingSchedules(namespace string) ClusterScalingScheduleInterface
+}
+
+// ClusterScalingScheduleInterface has methods to work with ClusterScalingSchedule resources.
+type ClusterScalingScheduleInterface interface {
+	Create(ctx context.Context, clusterScalingSchedule *v1.ClusterScalingSchedule, opts metav1.CreateOptions) (*v1.ClusterScalingSchedule, error)
+	Update(ctx context.Context, clusterScalingSchedule *v1.ClusterScalingSchedule, opts metav1.UpdateOptions) (*v1.ClusterScalingSchedule, error)
+	Delete(ctx context.Context, name string, opts metav1.DeleteOptions) error
+	DeleteCollection(ctx context.Context, opts metav1.DeleteOptions, listOpts metav1.ListOptions) error
+	Get(ctx context.Context, name string, opts metav1.GetOptions) (*v1.ClusterScalingSchedule, error)
+	List(ctx context.Context, opts metav1.ListOptions) (*v1.ClusterScalingScheduleList, error)
+	Watch(ctx context.Context, opts metav1.ListOptions) (watch.Interface, error)
+	Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts metav1.PatchOptions, subresources ...string) (result *v1.ClusterScalingSchedule, err error)
+	ClusterScalingScheduleExpansion
+}
+
+// clusterScalingSchedules implements ClusterScalingScheduleInterface
+type clusterScalingSchedules struct {
+	client rest.Interface
+	ns     string
+}
+
+// newClusterScalingSchedules returns a ClusterScalingSchedules
+func newClusterScalingSchedules(c *ZalandoV1Client, namespace string) *clusterScalingSchedules {
+	return &clusterScalingSchedules{
+		client: c.RESTClient(),
+		ns:     namespace,
+	}
+}
+
+// Get takes name of the clusterScalingSchedule, and returns the corresponding clusterScalingSchedule object, and an error if there is any.
+func (c *clusterScalingSchedules) Get(ctx context.Context, name string, options metav1.GetOptions) (result *v1.ClusterScalingSchedule, err error) {
+	result = &v1.ClusterScalingSchedule{}
+	err = c.client.Get().
+		Namespace(c.ns).
+		Resource("clusterscalingschedules").
+		Name(name).
+		VersionedParams(&options, scheme.ParameterCodec).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// List takes label and field selectors, and returns the list of ClusterScalingSchedules that match those selectors.
+func (c *clusterScalingSchedules) List(ctx context.Context, opts metav1.ListOptions) (result *v1.ClusterScalingScheduleList, err error) {
+	var timeout time.Duration
+	if opts.TimeoutSeconds != nil {
+		timeout = time.Duration(*opts.TimeoutSeconds) * time.Second
+	}
+	result = &v1.ClusterScalingScheduleList{}
+	err = c.client.Get().
+		Namespace(c.ns).
+		Resource("clusterscalingschedules").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Timeout(timeout).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// Watch returns a watch.Interface that watches the requested clusterScalingSchedules.
+func (c *clusterScalingSchedules) Watch(ctx context.Context, opts metav1.ListOptions) (watch.Interface, error) {
+	var timeout time.Duration
+	if opts.TimeoutSeconds != nil {
+		timeout = time.Duration(*opts.TimeoutSeconds) * time.Second
+	}
+	opts.Watch = true
+	return c.client.Get().
+		Namespace(c.ns).
+		Resource("clusterscalingschedules").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Timeout(timeout).
+		Watch(ctx)
+}
+
+// Create takes the representation of a clusterScalingSchedule and creates it.  Returns the server's representation of the clusterScalingSchedule, and an error, if there is any.
+func (c *clusterScalingSchedules) Create(ctx context.Context, clusterScalingSchedule *v1.ClusterScalingSchedule, opts metav1.CreateOptions) (result *v1.ClusterScalingSchedule, err error) {
+	result = &v1.ClusterScalingSchedule{}
+	err = c.client.Post().
+		Namespace(c.ns).
+		Resource("clusterscalingschedules").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(clusterScalingSchedule).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// Update takes the representation of a clusterScalingSchedule and updates it. Returns the server's representation of the clusterScalingSchedule, and an error, if there is any.
+func (c *clusterScalingSchedules) Update(ctx context.Context, clusterScalingSchedule *v1.ClusterScalingSchedule, opts metav1.UpdateOptions) (result *v1.ClusterScalingSchedule, err error) {
+	result = &v1.ClusterScalingSchedule{}
+	err = c.client.Put().
+		Namespace(c.ns).
+		Resource("clusterscalingschedules").
+		Name(clusterScalingSchedule.Name).
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(clusterScalingSchedule).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// Delete takes name of the clusterScalingSchedule and deletes it. Returns an error if one occurs.
+func (c *clusterScalingSchedules) Delete(ctx context.Context, name string, opts metav1.DeleteOptions) error {
+	return c.client.Delete().
+		Namespace(c.ns).
+		Resource("clusterscalingschedules").
+		Name(name).
+		Body(&opts).
+		Do(ctx).
+		Error()
+}
+
+// DeleteCollection deletes a collection of objects.
+func (c *clusterScalingSchedules) DeleteCollection(ctx context.Context, opts metav1.DeleteOptions, listOpts metav1.ListOptions) error {
+	var timeout time.Duration
+	if listOpts.TimeoutSeconds != nil {
+		timeout = time.Duration(*listOpts.TimeoutSeconds) * time.Second
+	}
+	return c.client.Delete().
+		Namespace(c.ns).
+		Resource("clusterscalingschedules").
+		VersionedParams(&listOpts, scheme.ParameterCodec).
+		Timeout(timeout).
+		Body(&opts).
+		Do(ctx).
+		Error()
+}
+
+// Patch applies the patch and returns the patched clusterScalingSchedule.
+func (c *clusterScalingSchedules) Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts metav1.PatchOptions, subresources ...string) (result *v1.ClusterScalingSchedule, err error) {
+	result = &v1.ClusterScalingSchedule{}
+	err = c.client.Patch(pt).
+		Namespace(c.ns).
+		Resource("clusterscalingschedules").
+		Name(name).
+		SubResource(subresources...).
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(data).
+		Do(ctx).
+		Into(result)
+	return
+}

pkg/client/clientset/versioned/typed/zalando.org/v1/doc.go

@@ -0,0 +1,20 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+// This package has the automatically generated typed clients.
+package v1

pkg/client/clientset/versioned/typed/zalando.org/v1/fake/doc.go

@@ -0,0 +1,20 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+// Package fake has the automatically generated clients.
+package fake

pkg/client/clientset/versioned/typed/zalando.org/v1/fake/fake_clusterscalingschedule.go

@@ -0,0 +1,130 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package fake
+
+import (
+	"context"
+
+	zalandoorgv1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/apis/zalando.org/v1"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	labels "k8s.io/apimachinery/pkg/labels"
+	schema "k8s.io/apimachinery/pkg/runtime/schema"
+	types "k8s.io/apimachinery/pkg/types"
+	watch "k8s.io/apimachinery/pkg/watch"
+	testing "k8s.io/client-go/testing"
+)
+
+// FakeClusterScalingSchedules implements ClusterScalingScheduleInterface
+type FakeClusterScalingSchedules struct {
+	Fake *FakeZalandoV1
+	ns   string
+}
+
+var clusterscalingschedulesResource = schema.GroupVersionResource{Group: "zalando.org", Version: "v1", Resource: "clusterscalingschedules"}
+
+var clusterscalingschedulesKind = schema.GroupVersionKind{Group: "zalando.org", Version: "v1", Kind: "ClusterScalingSchedule"}
+
+// Get takes name of the clusterScalingSchedule, and returns the corresponding clusterScalingSchedule object, and an error if there is any.
+func (c *FakeClusterScalingSchedules) Get(ctx context.Context, name string, options v1.GetOptions) (result *zalandoorgv1.ClusterScalingSchedule, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewGetAction(clusterscalingschedulesResource, c.ns, name), &zalandoorgv1.ClusterScalingSchedule{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*zalandoorgv1.ClusterScalingSchedule), err
+}
+
+// List takes label and field selectors, and returns the list of ClusterScalingSchedules that match those selectors.
+func (c *FakeClusterScalingSchedules) List(ctx context.Context, opts v1.ListOptions) (result *zalandoorgv1.ClusterScalingScheduleList, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewListAction(clusterscalingschedulesResource, clusterscalingschedulesKind, c.ns, opts), &zalandoorgv1.ClusterScalingScheduleList{})
+
+	if obj == nil {
+		return nil, err
+	}
+
+	label, _, _ := testing.ExtractFromListOptions(opts)
+	if label == nil {
+		label = labels.Everything()
+	}
+	list := &zalandoorgv1.ClusterScalingScheduleList{ListMeta: obj.(*zalandoorgv1.ClusterScalingScheduleList).ListMeta}
+	for _, item := range obj.(*zalandoorgv1.ClusterScalingScheduleList).Items {
+		if label.Matches(labels.Set(item.Labels)) {
+			list.Items = append(list.Items, item)
+		}
+	}
+	return list, err
+}
+
+// Watch returns a watch.Interface that watches the requested clusterScalingSchedules.
+func (c *FakeClusterScalingSchedules) Watch(ctx context.Context, opts v1.ListOptions) (watch.Interface, error) {
+	return c.Fake.
+		InvokesWatch(testing.NewWatchAction(clusterscalingschedulesResource, c.ns, opts))
+
+}
+
+// Create takes the representation of a clusterScalingSchedule and creates it.  Returns the server's representation of the clusterScalingSchedule, and an error, if there is any.
+func (c *FakeClusterScalingSchedules) Create(ctx context.Context, clusterScalingSchedule *zalandoorgv1.ClusterScalingSchedule, opts v1.CreateOptions) (result *zalandoorgv1.ClusterScalingSchedule, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewCreateAction(clusterscalingschedulesResource, c.ns, clusterScalingSchedule), &zalandoorgv1.ClusterScalingSchedule{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*zalandoorgv1.ClusterScalingSchedule), err
+}
+
+// Update takes the representation of a clusterScalingSchedule and updates it. Returns the server's representation of the clusterScalingSchedule, and an error, if there is any.
+func (c *FakeClusterScalingSchedules) Update(ctx context.Context, clusterScalingSchedule *zalandoorgv1.ClusterScalingSchedule, opts v1.UpdateOptions) (result *zalandoorgv1.ClusterScalingSchedule, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewUpdateAction(clusterscalingschedulesResource, c.ns, clusterScalingSchedule), &zalandoorgv1.ClusterScalingSchedule{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*zalandoorgv1.ClusterScalingSchedule), err
+}
+
+// Delete takes name of the clusterScalingSchedule and deletes it. Returns an error if one occurs.
+func (c *FakeClusterScalingSchedules) Delete(ctx context.Context, name string, opts v1.DeleteOptions) error {
+	_, err := c.Fake.
+		Invokes(testing.NewDeleteAction(clusterscalingschedulesResource, c.ns, name), &zalandoorgv1.ClusterScalingSchedule{})
+
+	return err
+}
+
+// DeleteCollection deletes a collection of objects.
+func (c *FakeClusterScalingSchedules) DeleteCollection(ctx context.Context, opts v1.DeleteOptions, listOpts v1.ListOptions) error {
+	action := testing.NewDeleteCollectionAction(clusterscalingschedulesResource, c.ns, listOpts)
+
+	_, err := c.Fake.Invokes(action, &zalandoorgv1.ClusterScalingScheduleList{})
+	return err
+}
+
+// Patch applies the patch and returns the patched clusterScalingSchedule.
+func (c *FakeClusterScalingSchedules) Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts v1.PatchOptions, subresources ...string) (result *zalandoorgv1.ClusterScalingSchedule, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewPatchSubresourceAction(clusterscalingschedulesResource, c.ns, name, pt, data, subresources...), &zalandoorgv1.ClusterScalingSchedule{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*zalandoorgv1.ClusterScalingSchedule), err
+}

pkg/client/clientset/versioned/typed/zalando.org/v1/fake/fake_scalingschedule.go

@@ -0,0 +1,130 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package fake
+
+import (
+	"context"
+
+	zalandoorgv1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/apis/zalando.org/v1"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	labels "k8s.io/apimachinery/pkg/labels"
+	schema "k8s.io/apimachinery/pkg/runtime/schema"
+	types "k8s.io/apimachinery/pkg/types"
+	watch "k8s.io/apimachinery/pkg/watch"
+	testing "k8s.io/client-go/testing"
+)
+
+// FakeScalingSchedules implements ScalingScheduleInterface
+type FakeScalingSchedules struct {
+	Fake *FakeZalandoV1
+	ns   string
+}
+
+var scalingschedulesResource = schema.GroupVersionResource{Group: "zalando.org", Version: "v1", Resource: "scalingschedules"}
+
+var scalingschedulesKind = schema.GroupVersionKind{Group: "zalando.org", Version: "v1", Kind: "ScalingSchedule"}
+
+// Get takes name of the scalingSchedule, and returns the corresponding scalingSchedule object, and an error if there is any.
+func (c *FakeScalingSchedules) Get(ctx context.Context, name string, options v1.GetOptions) (result *zalandoorgv1.ScalingSchedule, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewGetAction(scalingschedulesResource, c.ns, name), &zalandoorgv1.ScalingSchedule{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*zalandoorgv1.ScalingSchedule), err
+}
+
+// List takes label and field selectors, and returns the list of ScalingSchedules that match those selectors.
+func (c *FakeScalingSchedules) List(ctx context.Context, opts v1.ListOptions) (result *zalandoorgv1.ScalingScheduleList, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewListAction(scalingschedulesResource, scalingschedulesKind, c.ns, opts), &zalandoorgv1.ScalingScheduleList{})
+
+	if obj == nil {
+		return nil, err
+	}
+
+	label, _, _ := testing.ExtractFromListOptions(opts)
+	if label == nil {
+		label = labels.Everything()
+	}
+	list := &zalandoorgv1.ScalingScheduleList{ListMeta: obj.(*zalandoorgv1.ScalingScheduleList).ListMeta}
+	for _, item := range obj.(*zalandoorgv1.ScalingScheduleList).Items {
+		if label.Matches(labels.Set(item.Labels)) {
+			list.Items = append(list.Items, item)
+		}
+	}
+	return list, err
+}
+
+// Watch returns a watch.Interface that watches the requested scalingSchedules.
+func (c *FakeScalingSchedules) Watch(ctx context.Context, opts v1.ListOptions) (watch.Interface, error) {
+	return c.Fake.
+		InvokesWatch(testing.NewWatchAction(scalingschedulesResource, c.ns, opts))
+
+}
+
+// Create takes the representation of a scalingSchedule and creates it.  Returns the server's representation of the scalingSchedule, and an error, if there is any.
+func (c *FakeScalingSchedules) Create(ctx context.Context, scalingSchedule *zalandoorgv1.ScalingSchedule, opts v1.CreateOptions) (result *zalandoorgv1.ScalingSchedule, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewCreateAction(scalingschedulesResource, c.ns, scalingSchedule), &zalandoorgv1.ScalingSchedule{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*zalandoorgv1.ScalingSchedule), err
+}
+
+// Update takes the representation of a scalingSchedule and updates it. Returns the server's representation of the scalingSchedule, and an error, if there is any.
+func (c *FakeScalingSchedules) Update(ctx context.Context, scalingSchedule *zalandoorgv1.ScalingSchedule, opts v1.UpdateOptions) (result *zalandoorgv1.ScalingSchedule, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewUpdateAction(scalingschedulesResource, c.ns, scalingSchedule), &zalandoorgv1.ScalingSchedule{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*zalandoorgv1.ScalingSchedule), err
+}
+
+// Delete takes name of the scalingSchedule and deletes it. Returns an error if one occurs.
+func (c *FakeScalingSchedules) Delete(ctx context.Context, name string, opts v1.DeleteOptions) error {
+	_, err := c.Fake.
+		Invokes(testing.NewDeleteAction(scalingschedulesResource, c.ns, name), &zalandoorgv1.ScalingSchedule{})
+
+	return err
+}
+
+// DeleteCollection deletes a collection of objects.
+func (c *FakeScalingSchedules) DeleteCollection(ctx context.Context, opts v1.DeleteOptions, listOpts v1.ListOptions) error {
+	action := testing.NewDeleteCollectionAction(scalingschedulesResource, c.ns, listOpts)
+
+	_, err := c.Fake.Invokes(action, &zalandoorgv1.ScalingScheduleList{})
+	return err
+}
+
+// Patch applies the patch and returns the patched scalingSchedule.
+func (c *FakeScalingSchedules) Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts v1.PatchOptions, subresources ...string) (result *zalandoorgv1.ScalingSchedule, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewPatchSubresourceAction(scalingschedulesResource, c.ns, name, pt, data, subresources...), &zalandoorgv1.ScalingSchedule{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*zalandoorgv1.ScalingSchedule), err
+}

pkg/client/clientset/versioned/typed/zalando.org/v1/fake/fake_zalando.org_client.go

@@ -0,0 +1,44 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package fake
+
+import (
+	v1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/clientset/versioned/typed/zalando.org/v1"
+	rest "k8s.io/client-go/rest"
+	testing "k8s.io/client-go/testing"
+)
+
+type FakeZalandoV1 struct {
+	*testing.Fake
+}
+
+func (c *FakeZalandoV1) ClusterScalingSchedules(namespace string) v1.ClusterScalingScheduleInterface {
+	return &FakeClusterScalingSchedules{c, namespace}
+}
+
+func (c *FakeZalandoV1) ScalingSchedules(namespace string) v1.ScalingScheduleInterface {
+	return &FakeScalingSchedules{c, namespace}
+}
+
+// RESTClient returns a RESTClient that is used to communicate
+// with API server by this client implementation.
+func (c *FakeZalandoV1) RESTClient() rest.Interface {
+	var ret *rest.RESTClient
+	return ret
+}

pkg/client/clientset/versioned/typed/zalando.org/v1/generated_expansion.go

@@ -0,0 +1,23 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package v1
+
+type ClusterScalingScheduleExpansion interface{}
+
+type ScalingScheduleExpansion interface{}

pkg/client/clientset/versioned/typed/zalando.org/v1/scalingschedule.go

@@ -0,0 +1,178 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package v1
+
+import (
+	"context"
+	"time"
+
+	v1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/apis/zalando.org/v1"
+	scheme "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/clientset/versioned/scheme"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	types "k8s.io/apimachinery/pkg/types"
+	watch "k8s.io/apimachinery/pkg/watch"
+	rest "k8s.io/client-go/rest"
+)
+
+// ScalingSchedulesGetter has a method to return a ScalingScheduleInterface.
+// A group's client should implement this interface.
+type ScalingSchedulesGetter interface {
+	ScalingSchedules(namespace string) ScalingScheduleInterface
+}
+
+// ScalingScheduleInterface has methods to work with ScalingSchedule resources.
+type ScalingScheduleInterface interface {
+	Create(ctx context.Context, scalingSchedule *v1.ScalingSchedule, opts metav1.CreateOptions) (*v1.ScalingSchedule, error)
+	Update(ctx context.Context, scalingSchedule *v1.ScalingSchedule, opts metav1.UpdateOptions) (*v1.ScalingSchedule, error)
+	Delete(ctx context.Context, name string, opts metav1.DeleteOptions) error
+	DeleteCollection(ctx context.Context, opts metav1.DeleteOptions, listOpts metav1.ListOptions) error
+	Get(ctx context.Context, name string, opts metav1.GetOptions) (*v1.ScalingSchedule, error)
+	List(ctx context.Context, opts metav1.ListOptions) (*v1.ScalingScheduleList, error)
+	Watch(ctx context.Context, opts metav1.ListOptions) (watch.Interface, error)
+	Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts metav1.PatchOptions, subresources ...string) (result *v1.ScalingSchedule, err error)
+	ScalingScheduleExpansion
+}
+
+// scalingSchedules implements ScalingScheduleInterface
+type scalingSchedules struct {
+	client rest.Interface
+	ns     string
+}
+
+// newScalingSchedules returns a ScalingSchedules
+func newScalingSchedules(c *ZalandoV1Client, namespace string) *scalingSchedules {
+	return &scalingSchedules{
+		client: c.RESTClient(),
+		ns:     namespace,
+	}
+}
+
+// Get takes name of the scalingSchedule, and returns the corresponding scalingSchedule object, and an error if there is any.
+func (c *scalingSchedules) Get(ctx context.Context, name string, options metav1.GetOptions) (result *v1.ScalingSchedule, err error) {
+	result = &v1.ScalingSchedule{}
+	err = c.client.Get().
+		Namespace(c.ns).
+		Resource("scalingschedules").
+		Name(name).
+		VersionedParams(&options, scheme.ParameterCodec).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// List takes label and field selectors, and returns the list of ScalingSchedules that match those selectors.
+func (c *scalingSchedules) List(ctx context.Context, opts metav1.ListOptions) (result *v1.ScalingScheduleList, err error) {
+	var timeout time.Duration
+	if opts.TimeoutSeconds != nil {
+		timeout = time.Duration(*opts.TimeoutSeconds) * time.Second
+	}
+	result = &v1.ScalingScheduleList{}
+	err = c.client.Get().
+		Namespace(c.ns).
+		Resource("scalingschedules").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Timeout(timeout).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// Watch returns a watch.Interface that watches the requested scalingSchedules.
+func (c *scalingSchedules) Watch(ctx context.Context, opts metav1.ListOptions) (watch.Interface, error) {
+	var timeout time.Duration
+	if opts.TimeoutSeconds != nil {
+		timeout = time.Duration(*opts.TimeoutSeconds) * time.Second
+	}
+	opts.Watch = true
+	return c.client.Get().
+		Namespace(c.ns).
+		Resource("scalingschedules").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Timeout(timeout).
+		Watch(ctx)
+}
+
+// Create takes the representation of a scalingSchedule and creates it.  Returns the server's representation of the scalingSchedule, and an error, if there is any.
+func (c *scalingSchedules) Create(ctx context.Context, scalingSchedule *v1.ScalingSchedule, opts metav1.CreateOptions) (result *v1.ScalingSchedule, err error) {
+	result = &v1.ScalingSchedule{}
+	err = c.client.Post().
+		Namespace(c.ns).
+		Resource("scalingschedules").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(scalingSchedule).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// Update takes the representation of a scalingSchedule and updates it. Returns the server's representation of the scalingSchedule, and an error, if there is any.
+func (c *scalingSchedules) Update(ctx context.Context, scalingSchedule *v1.ScalingSchedule, opts metav1.UpdateOptions) (result *v1.ScalingSchedule, err error) {
+	result = &v1.ScalingSchedule{}
+	err = c.client.Put().
+		Namespace(c.ns).
+		Resource("scalingschedules").
+		Name(scalingSchedule.Name).
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(scalingSchedule).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// Delete takes name of the scalingSchedule and deletes it. Returns an error if one occurs.
+func (c *scalingSchedules) Delete(ctx context.Context, name string, opts metav1.DeleteOptions) error {
+	return c.client.Delete().
+		Namespace(c.ns).
+		Resource("scalingschedules").
+		Name(name).
+		Body(&opts).
+		Do(ctx).
+		Error()
+}
+
+// DeleteCollection deletes a collection of objects.
+func (c *scalingSchedules) DeleteCollection(ctx context.Context, opts metav1.DeleteOptions, listOpts metav1.ListOptions) error {
+	var timeout time.Duration
+	if listOpts.TimeoutSeconds != nil {
+		timeout = time.Duration(*listOpts.TimeoutSeconds) * time.Second
+	}
+	return c.client.Delete().
+		Namespace(c.ns).
+		Resource("scalingschedules").
+		VersionedParams(&listOpts, scheme.ParameterCodec).
+		Timeout(timeout).
+		Body(&opts).
+		Do(ctx).
+		Error()
+}
+
+// Patch applies the patch and returns the patched scalingSchedule.
+func (c *scalingSchedules) Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts metav1.PatchOptions, subresources ...string) (result *v1.ScalingSchedule, err error) {
+	result = &v1.ScalingSchedule{}
+	err = c.client.Patch(pt).
+		Namespace(c.ns).
+		Resource("scalingschedules").
+		Name(name).
+		SubResource(subresources...).
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(data).
+		Do(ctx).
+		Into(result)
+	return
+}

pkg/client/clientset/versioned/typed/zalando.org/v1/zalando.org_client.go

@@ -0,0 +1,94 @@
+/*
+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.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package v1
+
+import (
+	v1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/apis/zalando.org/v1"
+	"github.com/zalando-incubator/kube-metrics-adapter/pkg/client/clientset/versioned/scheme"
+	rest "k8s.io/client-go/rest"
+)
+
+type ZalandoV1Interface interface {
+	RESTClient() rest.Interface
+	ClusterScalingSchedulesGetter
+	ScalingSchedulesGetter
+}
+
+// ZalandoV1Client is used to interact with features provided by the zalando.org group.
+type ZalandoV1Client struct {
+	restClient rest.Interface
+}
+
+func (c *ZalandoV1Client) ClusterScalingSchedules(namespace string) ClusterScalingScheduleInterface {
+	return newClusterScalingSchedules(c, namespace)
+}
+
+func (c *ZalandoV1Client) ScalingSchedules(namespace string) ScalingScheduleInterface {
+	return newScalingSchedules(c, namespace)
+}
+
+// NewForConfig creates a new ZalandoV1Client for the given config.
+func NewForConfig(c *rest.Config) (*ZalandoV1Client, error) {
+	config := *c
+	if err := setConfigDefaults(&config); err != nil {
+		return nil, err
+	}
+	client, err := rest.RESTClientFor(&config)
+	if err != nil {
+		return nil, err
+	}
+	return &ZalandoV1Client{client}, nil
+}
+
+// NewForConfigOrDie creates a new ZalandoV1Client for the given config and
+// panics if there is an error in the config.
+func NewForConfigOrDie(c *rest.Config) *ZalandoV1Client {
+	client, err := NewForConfig(c)
+	if err != nil {
+		panic(err)
+	}
+	return client
+}
+
+// New creates a new ZalandoV1Client for the given RESTClient.
+func New(c rest.Interface) *ZalandoV1Client {
+	return &ZalandoV1Client{c}
+}
+
+func setConfigDefaults(config *rest.Config) error {
+	gv := v1.SchemeGroupVersion
+	config.GroupVersion = &gv
+	config.APIPath = "/apis"
+	config.NegotiatedSerializer = scheme.Codecs.WithoutConversion()
+
+	if config.UserAgent == "" {
+		config.UserAgent = rest.DefaultKubernetesUserAgent()
+	}
+
+	return nil
+}
+
+// RESTClient returns a RESTClient that is used to communicate
+// with API server by this client implementation.
+func (c *ZalandoV1Client) RESTClient() rest.Interface {
+	if c == nil {
+		return nil
+	}
+	return c.restClient
+}

pkg/client/informers/externalversions/factory.go

@@ -0,0 +1,180 @@
+/*
+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.
+*/
+
+// Code generated by informer-gen. DO NOT EDIT.
+
+package externalversions
+
+import (
+	reflect "reflect"
+	sync "sync"
+	time "time"
+
+	versioned "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/clientset/versioned"
+	internalinterfaces "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/informers/externalversions/internalinterfaces"
+	zalandoorg "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/informers/externalversions/zalando.org"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	runtime "k8s.io/apimachinery/pkg/runtime"
+	schema "k8s.io/apimachinery/pkg/runtime/schema"
+	cache "k8s.io/client-go/tools/cache"
+)
+
+// SharedInformerOption defines the functional option type for SharedInformerFactory.
+type SharedInformerOption func(*sharedInformerFactory) *sharedInformerFactory
+
+type sharedInformerFactory struct {
+	client           versioned.Interface
+	namespace        string
+	tweakListOptions internalinterfaces.TweakListOptionsFunc
+	lock             sync.Mutex
+	defaultResync    time.Duration
+	customResync     map[reflect.Type]time.Duration
+
+	informers map[reflect.Type]cache.SharedIndexInformer
+	// startedInformers is used for tracking which informers have been started.
+	// This allows Start() to be called multiple times safely.
+	startedInformers map[reflect.Type]bool
+}
+
+// WithCustomResyncConfig sets a custom resync period for the specified informer types.
+func WithCustomResyncConfig(resyncConfig map[v1.Object]time.Duration) SharedInformerOption {
+	return func(factory *sharedInformerFactory) *sharedInformerFactory {
+		for k, v := range resyncConfig {
+			factory.customResync[reflect.TypeOf(k)] = v
+		}
+		return factory
+	}
+}
+
+// WithTweakListOptions sets a custom filter on all listers of the configured SharedInformerFactory.
+func WithTweakListOptions(tweakListOptions internalinterfaces.TweakListOptionsFunc) SharedInformerOption {
+	return func(factory *sharedInformerFactory) *sharedInformerFactory {
+		factory.tweakListOptions = tweakListOptions
+		return factory
+	}
+}
+
+// WithNamespace limits the SharedInformerFactory to the specified namespace.
+func WithNamespace(namespace string) SharedInformerOption {
+	return func(factory *sharedInformerFactory) *sharedInformerFactory {
+		factory.namespace = namespace
+		return factory
+	}
+}
+
+// NewSharedInformerFactory constructs a new instance of sharedInformerFactory for all namespaces.
+func NewSharedInformerFactory(client versioned.Interface, defaultResync time.Duration) SharedInformerFactory {
+	return NewSharedInformerFactoryWithOptions(client, defaultResync)
+}
+
+// NewFilteredSharedInformerFactory constructs a new instance of sharedInformerFactory.
+// Listers obtained via this SharedInformerFactory will be subject to the same filters
+// as specified here.
+// Deprecated: Please use NewSharedInformerFactoryWithOptions instead
+func NewFilteredSharedInformerFactory(client versioned.Interface, defaultResync time.Duration, namespace string, tweakListOptions internalinterfaces.TweakListOptionsFunc) SharedInformerFactory {
+	return NewSharedInformerFactoryWithOptions(client, defaultResync, WithNamespace(namespace), WithTweakListOptions(tweakListOptions))
+}
+
+// NewSharedInformerFactoryWithOptions constructs a new instance of a SharedInformerFactory with additional options.
+func NewSharedInformerFactoryWithOptions(client versioned.Interface, defaultResync time.Duration, options ...SharedInformerOption) SharedInformerFactory {
+	factory := &sharedInformerFactory{
+		client:           client,
+		namespace:        v1.NamespaceAll,
+		defaultResync:    defaultResync,
+		informers:        make(map[reflect.Type]cache.SharedIndexInformer),
+		startedInformers: make(map[reflect.Type]bool),
+		customResync:     make(map[reflect.Type]time.Duration),
+	}
+
+	// Apply all options
+	for _, opt := range options {
+		factory = opt(factory)
+	}
+
+	return factory
+}
+
+// Start initializes all requested informers.
+func (f *sharedInformerFactory) Start(stopCh <-chan struct{}) {
+	f.lock.Lock()
+	defer f.lock.Unlock()
+
+	for informerType, informer := range f.informers {
+		if !f.startedInformers[informerType] {
+			go informer.Run(stopCh)
+			f.startedInformers[informerType] = true
+		}
+	}
+}
+
+// WaitForCacheSync waits for all started informers' cache were synced.
+func (f *sharedInformerFactory) WaitForCacheSync(stopCh <-chan struct{}) map[reflect.Type]bool {
+	informers := func() map[reflect.Type]cache.SharedIndexInformer {
+		f.lock.Lock()
+		defer f.lock.Unlock()
+
+		informers := map[reflect.Type]cache.SharedIndexInformer{}
+		for informerType, informer := range f.informers {
+			if f.startedInformers[informerType] {
+				informers[informerType] = informer
+			}
+		}
+		return informers
+	}()
+
+	res := map[reflect.Type]bool{}
+	for informType, informer := range informers {
+		res[informType] = cache.WaitForCacheSync(stopCh, informer.HasSynced)
+	}
+	return res
+}
+
+// InternalInformerFor returns the SharedIndexInformer for obj using an internal
+// client.
+func (f *sharedInformerFactory) InformerFor(obj runtime.Object, newFunc internalinterfaces.NewInformerFunc) cache.SharedIndexInformer {
+	f.lock.Lock()
+	defer f.lock.Unlock()
+
+	informerType := reflect.TypeOf(obj)
+	informer, exists := f.informers[informerType]
+	if exists {
+		return informer
+	}
+
+	resyncPeriod, exists := f.customResync[informerType]
+	if !exists {
+		resyncPeriod = f.defaultResync
+	}
+
+	informer = newFunc(f.client, resyncPeriod)
+	f.informers[informerType] = informer
+
+	return informer
+}
+
+// SharedInformerFactory provides shared informers for resources in all known
+// API group versions.
+type SharedInformerFactory interface {
+	internalinterfaces.SharedInformerFactory
+	ForResource(resource schema.GroupVersionResource) (GenericInformer, error)
+	WaitForCacheSync(stopCh <-chan struct{}) map[reflect.Type]bool
+
+	Zalando() zalandoorg.Interface
+}
+
+func (f *sharedInformerFactory) Zalando() zalandoorg.Interface {
+	return zalandoorg.New(f, f.namespace, f.tweakListOptions)
+}

pkg/client/informers/externalversions/generic.go

@@ -0,0 +1,64 @@
+/*
+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.
+*/
+
+// Code generated by informer-gen. DO NOT EDIT.
+
+package externalversions
+
+import (
+	"fmt"
+
+	v1 "github.com/zalando-incubator/kube-metrics-adapter/pkg/apis/zalando.org/v1"
+	schema "k8s.io/apimachinery/pkg/runtime/schema"
+	cache "k8s.io/client-go/tools/cache"
+)
+
+// GenericInformer is type of SharedIndexInformer which will locate and delegate to other
+// sharedInformers based on type
+type GenericInformer interface {
+	Informer() cache.SharedIndexInformer
+	Lister() cache.GenericLister
+}
+
+type genericInformer struct {
+	informer cache.SharedIndexInformer
+	resource schema.GroupResource
+}
+
+// Informer returns the SharedIndexInformer.
+func (f *genericInformer) Informer() cache.SharedIndexInformer {
+	return f.informer
+}
+
+// Lister returns the GenericLister.
+func (f *genericInformer) Lister() cache.GenericLister {
+	return cache.NewGenericLister(f.Informer().GetIndexer(), f.resource)
+}
+
+// ForResource gives generic access to a shared informer of the matching type
+// TODO extend this to unknown resources with a client pool
+func (f *sharedInformerFactory) ForResource(resource schema.GroupVersionResource) (GenericInformer, error) {
+	switch resource {
+	// Group=zalando.org, Version=v1
+	case v1.SchemeGroupVersion.WithResource("clusterscalingschedules"):
+		return &genericInformer{resource: resource.GroupResource(), informer: f.Zalando().V1().ClusterScalingSchedules().Informer()}, nil
+	case v1.SchemeGroupVersion.WithResource("scalingschedules"):
+		return &genericInformer{resource: resource.GroupResource(), informer: f.Zalando().V1().ScalingSchedules().Informer()}, nil
+
+	}
+
+	return nil, fmt.Errorf("no informer found for %v", resource)
+}

pkg/client/informers/externalversions/internalinterfaces/factory_interfaces.go

@@ -0,0 +1,40 @@
+/*
+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.
+*/
+
+// Code generated by informer-gen. DO NOT EDIT.
+
+package internalinterfaces
+
+import (
+	time "time"
+
+	versioned "github.com/zalando-incubator/kube-metrics-adapter/pkg/client/clientset/versioned"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	runtime "k8s.io/apimachinery/pkg/runtime"
+	cache "k8s.io/client-go/tools/cache"
+)
+
+// NewInformerFunc takes versioned.Interface and time.Duration to return a SharedIndexInformer.
+type NewInformerFunc func(versioned.Interface, time.Duration) cache.SharedIndexInformer
+
+// SharedInformerFactory a small interface to allow for adding an informer without an import cycle
+type SharedInformerFactory interface {
+	Start(stopCh <-chan struct{})
+	InformerFor(obj runtime.Object, newFunc NewInformerFunc) cache.SharedIndexInformer
+}
+
+// TweakListOptionsFunc is a function that transforms a v1.ListOptions.
+type TweakListOptionsFunc func(*v1.ListOptions)