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Enhance creation of RateLimitPolicy around missing limits. #1024

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merged 3 commits into from
Nov 18, 2024
Merged

Enhance creation of RateLimitPolicy around missing limits. #1024

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c11c535
IMPROVE: validation
Boomatang Nov 14, 2024
dea4490
Integration tests.
Boomatang Nov 15, 2024
d79a7d0
Fix: grammer
Boomatang Nov 18, 2024
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3 changes: 3 additions & 0 deletions api/v1/ratelimitpolicy_types.go
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Original file line number Diff line number Diff line change
Expand Up @@ -153,6 +153,9 @@ func (p *RateLimitPolicy) Kind() string {
// +kubebuilder:validation:XValidation:rule="!(has(self.defaults) && has(self.limits))",message="Implicit and explicit defaults are mutually exclusive"
// +kubebuilder:validation:XValidation:rule="!(has(self.defaults) && has(self.overrides))",message="Overrides and explicit defaults are mutually exclusive"
// +kubebuilder:validation:XValidation:rule="!(has(self.overrides) && has(self.limits))",message="Overrides and implicit defaults are mutually exclusive"
// +kubebuilder:validation:XValidation:rule="!(has(self.overrides) || has(self.defaults)) ? has(self.limits) && size(self.limits) > 0 : true",message="At least one spec.limits must be defined"
// +kubebuilder:validation:XValidation:rule="has(self.overrides) ? has(self.overrides.limits) && size(self.overrides.limits) > 0 : true",message="At least one spec.overrides.limits must be defined"
// +kubebuilder:validation:XValidation:rule="has(self.defaults) ? has(self.defaults.limits) && size(self.defaults.limits) > 0 : true",message="At least one spec.defaults.limits must be defined"
type RateLimitPolicySpec struct {
// Reference to the object to which this policy applies.
// +kubebuilder:validation:XValidation:rule="self.group == 'gateway.networking.k8s.io'",message="Invalid targetRef.group. The only supported value is 'gateway.networking.k8s.io'"
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2 changes: 1 addition & 1 deletion bundle/manifests/kuadrant-operator.clusterserviceversion.yaml
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Expand Up @@ -109,7 +109,7 @@ metadata:
capabilities: Basic Install
categories: Integration & Delivery
containerImage: quay.io/kuadrant/kuadrant-operator:latest
createdAt: "2024-11-13T16:31:14Z"
createdAt: "2024-11-18T10:54:46Z"
description: A Kubernetes Operator to manage the lifecycle of the Kuadrant system
operators.operatorframework.io/builder: operator-sdk-v1.32.0
operators.operatorframework.io/project_layout: go.kubebuilder.io/v3
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9 changes: 9 additions & 0 deletions bundle/manifests/kuadrant.io_ratelimitpolicies.yaml
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Expand Up @@ -392,6 +392,15 @@ spec:
rule: '!(has(self.defaults) && has(self.overrides))'
- message: Overrides and implicit defaults are mutually exclusive
rule: '!(has(self.overrides) && has(self.limits))'
- message: At least one spec.limits must be defined
rule: '!(has(self.overrides) || has(self.defaults)) ? has(self.limits)
&& size(self.limits) > 0 : true'
- message: At least one spec.overrides.limits must be defined
rule: 'has(self.overrides) ? has(self.overrides.limits) && size(self.overrides.limits)
> 0 : true'
- message: At least one spec.defaults.limits must be defined
rule: 'has(self.defaults) ? has(self.defaults.limits) && size(self.defaults.limits)
> 0 : true'
status:
properties:
conditions:
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9 changes: 9 additions & 0 deletions charts/kuadrant-operator/templates/manifests.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -7994,6 +7994,15 @@ spec:
rule: '!(has(self.defaults) && has(self.overrides))'
- message: Overrides and implicit defaults are mutually exclusive
rule: '!(has(self.overrides) && has(self.limits))'
- message: At least one spec.limits must be defined
rule: '!(has(self.overrides) || has(self.defaults)) ? has(self.limits)
&& size(self.limits) > 0 : true'
- message: At least one spec.overrides.limits must be defined
rule: 'has(self.overrides) ? has(self.overrides.limits) && size(self.overrides.limits)
> 0 : true'
- message: At least one spec.defaults.limits must be defined
rule: 'has(self.defaults) ? has(self.defaults.limits) && size(self.defaults.limits)
> 0 : true'
status:
properties:
conditions:
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9 changes: 9 additions & 0 deletions config/crd/bases/kuadrant.io_ratelimitpolicies.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -391,6 +391,15 @@ spec:
rule: '!(has(self.defaults) && has(self.overrides))'
- message: Overrides and implicit defaults are mutually exclusive
rule: '!(has(self.overrides) && has(self.limits))'
- message: At least one spec.limits must be defined
rule: '!(has(self.overrides) || has(self.defaults)) ? has(self.limits)
&& size(self.limits) > 0 : true'
- message: At least one spec.overrides.limits must be defined
rule: 'has(self.overrides) ? has(self.overrides.limits) && size(self.overrides.limits)
> 0 : true'
- message: At least one spec.defaults.limits must be defined
rule: 'has(self.defaults) ? has(self.defaults.limits) && size(self.defaults.limits)
> 0 : true'
status:
properties:
conditions:
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92 changes: 91 additions & 1 deletion tests/common/ratelimitpolicy/ratelimitpolicy_controller_test.go
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Expand Up @@ -920,14 +920,25 @@ var _ = Describe("RateLimitPolicy CEL Validations", func() {

Context("Spec TargetRef Validations", func() {
It("Valid policy targeting HTTPRoute", func(ctx SpecContext) {
policy := policyFactory()
policy := policyFactory(func(policy *kuadrantv1.RateLimitPolicy) {
policy.Spec.Limits = map[string]kuadrantv1.Limit{
"implicit": {
Rates: []kuadrantv1.Rate{{Limit: 2, Window: kuadrantv1.Duration("20s")}},
},
}
})
err := k8sClient.Create(ctx, policy)
Expect(err).To(BeNil())
}, testTimeOut)

It("Valid policy targeting Gateway", func(ctx SpecContext) {
policy := policyFactory(func(policy *kuadrantv1.RateLimitPolicy) {
policy.Spec.TargetRef.Kind = "Gateway"
policy.Spec.Limits = map[string]kuadrantv1.Limit{
"implicit": {
Rates: []kuadrantv1.Rate{{Limit: 2, Window: kuadrantv1.Duration("20s")}},
},
}
})
err := k8sClient.Create(ctx, policy)
Expect(err).To(BeNil())
Expand All @@ -952,6 +963,85 @@ var _ = Describe("RateLimitPolicy CEL Validations", func() {
}, testTimeOut)
})

Context("Limits missing from configuration", func() {
It("Missing limits object", func(ctx SpecContext) {
policy := policyFactory(func(policy *kuadrantv1.RateLimitPolicy) {
policy.Spec.Limits = nil
})
err := k8sClient.Create(ctx, policy)
Expect(err).To(Not(BeNil()))
Expect(strings.Contains(err.Error(), "At least one spec.limits must be defined")).To(BeTrue())
}, testTimeOut)

It("Empty limits object created", func(ctx SpecContext) {
policy := policyFactory(func(policy *kuadrantv1.RateLimitPolicy) {
policy.Spec.Limits = map[string]kuadrantv1.Limit{}

})
err := k8sClient.Create(ctx, policy)
Expect(err).To(Not(BeNil()))
Expect(strings.Contains(err.Error(), "At least one spec.limits must be defined")).To(BeTrue())
}, testTimeOut)

It("Missing defaults.limits object", func(ctx SpecContext) {
policy := policyFactory(func(policy *kuadrantv1.RateLimitPolicy) {
policy.Spec.Limits = nil
policy.Spec.Defaults = &kuadrantv1.MergeableRateLimitPolicySpec{
RateLimitPolicySpecProper: kuadrantv1.RateLimitPolicySpecProper{
Limits: nil,
},
}
})
err := k8sClient.Create(ctx, policy)
Expect(err).To(Not(BeNil()))
Expect(strings.Contains(err.Error(), "At least one spec.defaults.limits must be defined")).To(BeTrue())
}, testTimeOut)

It("Empty defaults.limits object created", func(ctx SpecContext) {
policy := policyFactory(func(policy *kuadrantv1.RateLimitPolicy) {
policy.Spec.Limits = nil
policy.Spec.Defaults = &kuadrantv1.MergeableRateLimitPolicySpec{
RateLimitPolicySpecProper: kuadrantv1.RateLimitPolicySpecProper{
Limits: map[string]kuadrantv1.Limit{},
},
}

})
err := k8sClient.Create(ctx, policy)
Expect(err).To(Not(BeNil()))
Expect(strings.Contains(err.Error(), "At least one spec.defaults.limits must be defined")).To(BeTrue())
}, testTimeOut)

It("Missing overrides.limits object", func(ctx SpecContext) {
policy := policyFactory(func(policy *kuadrantv1.RateLimitPolicy) {
policy.Spec.Limits = nil
policy.Spec.Overrides = &kuadrantv1.MergeableRateLimitPolicySpec{
RateLimitPolicySpecProper: kuadrantv1.RateLimitPolicySpecProper{
Limits: nil,
},
}
})
err := k8sClient.Create(ctx, policy)
Expect(err).To(Not(BeNil()))
Expect(strings.Contains(err.Error(), "At least one spec.overrides.limits must be defined")).To(BeTrue())
}, testTimeOut)

It("Empty overrides.limits object created", func(ctx SpecContext) {
policy := policyFactory(func(policy *kuadrantv1.RateLimitPolicy) {
policy.Spec.Limits = nil
policy.Spec.Overrides = &kuadrantv1.MergeableRateLimitPolicySpec{
RateLimitPolicySpecProper: kuadrantv1.RateLimitPolicySpecProper{
Limits: map[string]kuadrantv1.Limit{},
},
}

})
err := k8sClient.Create(ctx, policy)
Expect(err).To(Not(BeNil()))
Expect(strings.Contains(err.Error(), "At least one spec.overrides.limits must be defined")).To(BeTrue())
}, testTimeOut)
})

Context("Defaults / Override validation", func() {
It("Valid - only implicit defaults defined", func(ctx SpecContext) {
policy := policyFactory(func(policy *kuadrantv1.RateLimitPolicy) {
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