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Feature toggle for rate limiting (#1451)
* Add rate limit api, controller and config files. Add build tag to handle go file scoping * Add RateLimit CRD * Remove unnecessary files * Remove ratelimit CRD when creating manifests for release * Add dummy unit test for ratelimit controller * Add go build tag support in Dockerfile Add ratelimit build tag to development make targets * Add handling of manager ClusterRole rules for ratelimit by introducing dev overlay * Rename feature toggle build tag to make it reusable for upcoming features * Fix typo in comment * Rename feature toggle
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| /* | ||
| Copyright 2022. | ||
| 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. | ||
| */ | ||
|
|
||
| // Package v1alpha1 contains API Schema definitions for the ratelimit v1alpha1 API group | ||
| // +kubebuilder:object:generate=true | ||
| // +groupName=ratelimit.kyma-project.io | ||
| package v1alpha1 | ||
|
|
||
| import ( | ||
| "k8s.io/apimachinery/pkg/runtime/schema" | ||
| "sigs.k8s.io/controller-runtime/pkg/scheme" | ||
| ) | ||
|
|
||
| var ( | ||
| // GroupVersion is group version used to register these objects | ||
| GroupVersion = schema.GroupVersion{Group: "ratelimit.kyma-project.io", Version: "v1alpha1"} | ||
|
|
||
| // SchemeBuilder is used to add go types to the GroupVersionKind scheme | ||
| SchemeBuilder = &scheme.Builder{GroupVersion: GroupVersion} | ||
|
|
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| // AddToScheme adds the types in this group-version to the given scheme. | ||
| AddToScheme = SchemeBuilder.AddToScheme | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| /* | ||
| Copyright 2022. | ||
| 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. | ||
| */ | ||
|
|
||
| package v1alpha1 | ||
|
|
||
| import ( | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| ) | ||
|
|
||
| // EDIT THIS FILE! THIS IS SCAFFOLDING FOR YOU TO OWN! | ||
| // NOTE: json tags are required. Any new fields you add must have json tags for the fields to be serialized. | ||
|
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| // RateLimitSpec defines the desired state of RateLimit | ||
| type RateLimitSpec struct { | ||
| // INSERT ADDITIONAL SPEC FIELDS - desired state of cluster | ||
| // Important: Run "make" to regenerate code after modifying this file | ||
|
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| // Foo is an example field of RateLimit. Edit ratelimit_types.go to remove/update | ||
| Foo string `json:"foo,omitempty"` | ||
| } | ||
|
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| // RateLimitStatus defines the observed state of RateLimit | ||
| type RateLimitStatus struct { | ||
| // INSERT ADDITIONAL STATUS FIELD - define observed state of cluster | ||
| // Important: Run "make" to regenerate code after modifying this file | ||
| } | ||
|
|
||
| //+kubebuilder:object:root=true | ||
| //+kubebuilder:subresource:status | ||
|
|
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| // RateLimit is the Schema for the ratelimits API | ||
| type RateLimit struct { | ||
| metav1.TypeMeta `json:",inline"` | ||
| metav1.ObjectMeta `json:"metadata,omitempty"` | ||
|
|
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| Spec RateLimitSpec `json:"spec,omitempty"` | ||
| Status RateLimitStatus `json:"status,omitempty"` | ||
| } | ||
|
|
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| //+kubebuilder:object:root=true | ||
|
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| // RateLimitList contains a list of RateLimit | ||
| type RateLimitList struct { | ||
| metav1.TypeMeta `json:",inline"` | ||
| metav1.ListMeta `json:"metadata,omitempty"` | ||
| Items []RateLimit `json:"items"` | ||
| } | ||
|
|
||
| func init() { | ||
| SchemeBuilder.Register(&RateLimit{}, &RateLimitList{}) | ||
| } |
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54
config/crd/bases/ratelimit.kyma-project.io_ratelimits.yaml
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| --- | ||
| apiVersion: apiextensions.k8s.io/v1 | ||
| kind: CustomResourceDefinition | ||
| metadata: | ||
| annotations: | ||
| controller-gen.kubebuilder.io/version: v0.14.0 | ||
| name: ratelimits.ratelimit.kyma-project.io | ||
| spec: | ||
| group: ratelimit.kyma-project.io | ||
| names: | ||
| kind: RateLimit | ||
| listKind: RateLimitList | ||
| plural: ratelimits | ||
| singular: ratelimit | ||
| scope: Namespaced | ||
| versions: | ||
| - name: v1alpha1 | ||
| schema: | ||
| openAPIV3Schema: | ||
| description: RateLimit is the Schema for the ratelimits API | ||
| 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: RateLimitSpec defines the desired state of RateLimit | ||
| properties: | ||
| foo: | ||
| description: Foo is an example field of RateLimit. Edit ratelimit_types.go | ||
| to remove/update | ||
| type: string | ||
| type: object | ||
| status: | ||
| description: RateLimitStatus defines the observed state of RateLimit | ||
| type: object | ||
| type: object | ||
| served: true | ||
| storage: true | ||
| subresources: | ||
| status: {} |
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