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collector_webhook_test.go
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// Copyright The OpenTelemetry 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.
package v1beta1_test
import (
"context"
"fmt"
"math"
"os"
"testing"
"github.com/go-logr/logr"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"gopkg.in/yaml.v3"
appsv1 "k8s.io/api/apps/v1"
authv1 "k8s.io/api/authorization/v1"
autoscalingv2 "k8s.io/api/autoscaling/v2"
v1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.io/client-go/kubernetes/fake"
"k8s.io/client-go/kubernetes/scheme"
kubeTesting "k8s.io/client-go/testing"
"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
"github.com/open-telemetry/opentelemetry-operator/apis/v1beta1"
"github.com/open-telemetry/opentelemetry-operator/internal/config"
"github.com/open-telemetry/opentelemetry-operator/internal/manifests"
collectorManifests "github.com/open-telemetry/opentelemetry-operator/internal/manifests/collector"
"github.com/open-telemetry/opentelemetry-operator/internal/rbac"
)
var (
testScheme = scheme.Scheme
)
func TestValidate(t *testing.T) {
tests := []struct {
name string
collector v1beta1.OpenTelemetryCollector
warnings []string
err string
shouldFailSar bool
}{
{
name: "Test ",
collector: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Config: v1beta1.Config{
Processors: &v1beta1.AnyConfig{
Object: map[string]interface{}{
"batch": nil,
"foo": nil,
},
},
Extensions: &v1beta1.AnyConfig{
Object: map[string]interface{}{
"foo": nil,
},
},
},
},
},
warnings: []string{
"Collector config spec.config has null objects: extensions.foo:, processors.batch:, processors.foo:. For compatibility with other tooling, such as kustomize and kubectl edit, it is recommended to use empty objects e.g. batch: {}.",
},
},
}
bv := func(collector v1beta1.OpenTelemetryCollector) admission.Warnings {
var warnings admission.Warnings
cfg := config.New(
config.WithCollectorImage("default-collector"),
config.WithTargetAllocatorImage("default-ta-allocator"),
)
params := manifests.Params{
Log: logr.Discard(),
Config: cfg,
OtelCol: collector,
}
_, err := collectorManifests.Build(params)
if err != nil {
warnings = append(warnings, err.Error())
return warnings
}
return nil
}
for _, tt := range tests {
test := tt
webhook := v1beta1.NewCollectorWebhook(
logr.Discard(),
testScheme,
config.New(
config.WithCollectorImage("collector:v0.0.0"),
config.WithTargetAllocatorImage("ta:v0.0.0"),
),
getReviewer(test.shouldFailSar),
nil,
bv,
nil,
)
t.Run(tt.name, func(t *testing.T) {
tt := tt
warnings, err := webhook.Validate(context.Background(), &tt.collector)
if tt.err == "" {
require.NoError(t, err)
} else {
assert.Equal(t, tt.err, err.Error())
}
assert.ElementsMatch(t, tt.warnings, warnings)
})
}
}
func TestCollectorDefaultingWebhook(t *testing.T) {
one := int32(1)
five := int32(5)
defaultCPUTarget := int32(90)
if err := v1beta1.AddToScheme(testScheme); err != nil {
fmt.Printf("failed to register scheme: %v", err)
os.Exit(1)
}
tests := []struct {
name string
otelcol v1beta1.OpenTelemetryCollector
expected v1beta1.OpenTelemetryCollector
shouldFailSar bool
}{
{
name: "update config defaults",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Config: func() v1beta1.Config {
const input = `{"receivers":{"otlp":{"protocols":{"grpc":null,"http":null}}},"exporters":{"debug":null},"service":{"pipelines":{"traces":{"receivers":["otlp"],"exporters":["debug"]}}}}`
var cfg v1beta1.Config
require.NoError(t, yaml.Unmarshal([]byte(input), &cfg))
return cfg
}(),
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
ManagementState: v1beta1.ManagementStateManaged,
Replicas: &one,
},
Mode: v1beta1.ModeDeployment,
UpgradeStrategy: v1beta1.UpgradeStrategyAutomatic,
Config: func() v1beta1.Config {
const input = `{"receivers":{"otlp":{"protocols":{"grpc":{"endpoint":"0.0.0.0:4317"},"http":{"endpoint":"0.0.0.0:4318"}}}},"exporters":{"debug":null},"service":{"telemetry":{"metrics":{"address":"0.0.0.0:8888"}},"pipelines":{"traces":{"receivers":["otlp"],"exporters":["debug"]}}}}`
var cfg v1beta1.Config
require.NoError(t, yaml.Unmarshal([]byte(input), &cfg))
return cfg
}(),
},
},
},
{
name: "update config defaults, leave other fields alone",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Config: func() v1beta1.Config {
const input = `{"receivers":{"otlp":{"protocols":{"grpc":{"headers":{"example":"another"}},"http":{"endpoint":"0.0.0.0:4000"}}}},"exporters":{"debug":null},"service":{"telemetry":{"metrics":{"address":"1.2.3.4:7654"}},"pipelines":{"traces":{"receivers":["otlp"],"exporters":["debug"]}}}}`
var cfg v1beta1.Config
require.NoError(t, yaml.Unmarshal([]byte(input), &cfg))
return cfg
}(),
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
ManagementState: v1beta1.ManagementStateManaged,
Replicas: &one,
},
Mode: v1beta1.ModeDeployment,
UpgradeStrategy: v1beta1.UpgradeStrategyAutomatic,
Config: func() v1beta1.Config {
const input = `{"receivers":{"otlp":{"protocols":{"grpc":{"endpoint":"0.0.0.0:4317","headers":{"example":"another"}},"http":{"endpoint":"0.0.0.0:4000"}}}},"exporters":{"debug":null},"service":{"telemetry":{"metrics":{"address":"1.2.3.4:7654"}},"pipelines":{"traces":{"receivers":["otlp"],"exporters":["debug"]}}}}`
var cfg v1beta1.Config
require.NoError(t, yaml.Unmarshal([]byte(input), &cfg))
return cfg
}(),
},
},
},
{
name: "all fields default",
otelcol: v1beta1.OpenTelemetryCollector{},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
ManagementState: v1beta1.ManagementStateManaged,
Replicas: &one,
},
Mode: v1beta1.ModeDeployment,
UpgradeStrategy: v1beta1.UpgradeStrategyAutomatic,
},
},
},
{
name: "provided values in spec",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeSidecar,
UpgradeStrategy: "adhoc",
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &five,
},
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeSidecar,
UpgradeStrategy: "adhoc",
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &five,
ManagementState: v1beta1.ManagementStateManaged,
},
},
},
},
{
name: "doesn't override unmanaged",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeSidecar,
UpgradeStrategy: "adhoc",
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &five,
ManagementState: v1beta1.ManagementStateUnmanaged,
},
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeSidecar,
UpgradeStrategy: "adhoc",
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &five,
ManagementState: v1beta1.ManagementStateUnmanaged,
},
},
},
},
{
name: "Setting Autoscaler MaxReplicas",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Autoscaler: &v1beta1.AutoscalerSpec{
MaxReplicas: &five,
MinReplicas: &one,
},
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
UpgradeStrategy: v1beta1.UpgradeStrategyAutomatic,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &one,
ManagementState: v1beta1.ManagementStateManaged,
},
Autoscaler: &v1beta1.AutoscalerSpec{
TargetCPUUtilization: &defaultCPUTarget,
MaxReplicas: &five,
MinReplicas: &one,
},
},
},
},
{
name: "Missing route termination",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
Ingress: v1beta1.Ingress{
Type: v1beta1.IngressTypeRoute,
},
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
ManagementState: v1beta1.ManagementStateManaged,
Replicas: &one,
},
Ingress: v1beta1.Ingress{
Type: v1beta1.IngressTypeRoute,
Route: v1beta1.OpenShiftRoute{
Termination: v1beta1.TLSRouteTerminationTypeEdge,
},
},
UpgradeStrategy: v1beta1.UpgradeStrategyAutomatic,
},
},
},
{
name: "Defined PDB for collector",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
PodDisruptionBudget: &v1beta1.PodDisruptionBudgetSpec{
MinAvailable: &intstr.IntOrString{
Type: intstr.String,
StrVal: "10%",
},
},
},
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &one,
ManagementState: v1beta1.ManagementStateManaged,
PodDisruptionBudget: &v1beta1.PodDisruptionBudgetSpec{
MinAvailable: &intstr.IntOrString{
Type: intstr.String,
StrVal: "10%",
},
},
},
UpgradeStrategy: v1beta1.UpgradeStrategyAutomatic,
},
},
},
{
name: "Defined PDB for target allocator",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
AllocationStrategy: v1beta1.TargetAllocatorAllocationStrategyConsistentHashing,
PodDisruptionBudget: &v1beta1.PodDisruptionBudgetSpec{
MinAvailable: &intstr.IntOrString{
Type: intstr.String,
StrVal: "10%",
},
},
},
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &one,
ManagementState: v1beta1.ManagementStateManaged,
},
UpgradeStrategy: v1beta1.UpgradeStrategyAutomatic,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
Replicas: &one,
AllocationStrategy: v1beta1.TargetAllocatorAllocationStrategyConsistentHashing,
PodDisruptionBudget: &v1beta1.PodDisruptionBudgetSpec{
MinAvailable: &intstr.IntOrString{
Type: intstr.String,
StrVal: "10%",
},
},
},
},
},
},
{
name: "Defined PDB for target allocator per-node",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
AllocationStrategy: v1beta1.TargetAllocatorAllocationStrategyPerNode,
PodDisruptionBudget: &v1beta1.PodDisruptionBudgetSpec{
MinAvailable: &intstr.IntOrString{
Type: intstr.String,
StrVal: "10%",
},
},
},
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &one,
ManagementState: v1beta1.ManagementStateManaged,
},
UpgradeStrategy: v1beta1.UpgradeStrategyAutomatic,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
Replicas: &one,
AllocationStrategy: v1beta1.TargetAllocatorAllocationStrategyPerNode,
PodDisruptionBudget: &v1beta1.PodDisruptionBudgetSpec{
MinAvailable: &intstr.IntOrString{
Type: intstr.String,
StrVal: "10%",
},
},
},
},
},
},
{
name: "Undefined PDB for target allocator and consistent-hashing strategy",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
Replicas: &one,
AllocationStrategy: v1beta1.TargetAllocatorAllocationStrategyConsistentHashing,
},
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &one,
ManagementState: v1beta1.ManagementStateManaged,
},
UpgradeStrategy: v1beta1.UpgradeStrategyAutomatic,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
Replicas: &one,
AllocationStrategy: v1beta1.TargetAllocatorAllocationStrategyConsistentHashing,
},
},
},
},
{
name: "Undefined PDB for target allocator and not consistent-hashing strategy",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
AllocationStrategy: v1beta1.TargetAllocatorAllocationStrategyLeastWeighted,
},
},
},
expected: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{},
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &one,
ManagementState: v1beta1.ManagementStateManaged,
},
UpgradeStrategy: v1beta1.UpgradeStrategyAutomatic,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
Replicas: &one,
AllocationStrategy: v1beta1.TargetAllocatorAllocationStrategyLeastWeighted,
},
},
},
},
}
bv := func(collector v1beta1.OpenTelemetryCollector) admission.Warnings {
var warnings admission.Warnings
cfg := config.New(
config.WithCollectorImage("default-collector"),
config.WithTargetAllocatorImage("default-ta-allocator"),
)
params := manifests.Params{
Log: logr.Discard(),
Config: cfg,
OtelCol: collector,
}
_, err := collectorManifests.Build(params)
if err != nil {
warnings = append(warnings, err.Error())
return warnings
}
return nil
}
for _, test := range tests {
test := test
t.Run(test.name, func(t *testing.T) {
cvw := v1beta1.NewCollectorWebhook(
logr.Discard(),
testScheme,
config.New(
config.WithCollectorImage("collector:v0.0.0"),
config.WithTargetAllocatorImage("ta:v0.0.0"),
),
getReviewer(test.shouldFailSar),
nil,
bv,
nil,
)
ctx := context.Background()
err := cvw.Default(ctx, &test.otelcol)
if test.expected.Spec.Config.Service.Telemetry == nil {
assert.NoError(t, test.expected.Spec.Config.Service.ApplyDefaults(), "could not apply defaults")
}
assert.NoError(t, err)
assert.Equal(t, test.expected, test.otelcol)
})
}
}
var cfgYaml = `receivers:
examplereceiver:
endpoint: "0.0.0.0:12345"
examplereceiver/settings:
endpoint: "0.0.0.0:12346"
prometheus:
config:
scrape_configs:
- job_name: otel-collector
scrape_interval: 10s
jaeger/custom:
protocols:
thrift_http:
endpoint: 0.0.0.0:15268
`
func TestOTELColValidatingWebhook(t *testing.T) {
minusOne := int32(-1)
zero := int32(0)
zero64 := int64(0)
one := int32(1)
three := int32(3)
five := int32(5)
maxInt := int32(math.MaxInt32)
cfg := v1beta1.Config{}
err := yaml.Unmarshal([]byte(cfgYaml), &cfg)
require.NoError(t, err)
tests := []struct { //nolint:govet
name string
otelcol v1beta1.OpenTelemetryCollector
expectedErr string
expectedWarnings []string
shouldFailSar bool
}{
{
name: "valid empty spec",
otelcol: v1beta1.OpenTelemetryCollector{},
},
{
name: "valid full spec",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeStatefulSet,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &three,
Ports: []v1beta1.PortsSpec{
{
ServicePort: v1.ServicePort{
Name: "port1",
Port: 5555,
},
},
{
ServicePort: v1.ServicePort{
Name: "port2",
Port: 5554,
Protocol: v1.ProtocolUDP,
},
},
},
},
Autoscaler: &v1beta1.AutoscalerSpec{
MinReplicas: &one,
MaxReplicas: &five,
Behavior: &autoscalingv2.HorizontalPodAutoscalerBehavior{
ScaleDown: &autoscalingv2.HPAScalingRules{
StabilizationWindowSeconds: &three,
},
ScaleUp: &autoscalingv2.HPAScalingRules{
StabilizationWindowSeconds: &five,
},
},
TargetCPUUtilization: &five,
},
UpgradeStrategy: "adhoc",
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
},
Config: cfg,
},
},
},
{
name: "prom CR admissions warning",
shouldFailSar: true, // force failure
otelcol: v1beta1.OpenTelemetryCollector{
ObjectMeta: metav1.ObjectMeta{
Name: "adm-warning",
Namespace: "test-ns",
},
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeStatefulSet,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &three,
Ports: []v1beta1.PortsSpec{
{
ServicePort: v1.ServicePort{
Name: "port1",
Port: 5555,
},
},
{
ServicePort: v1.ServicePort{
Name: "port2",
Port: 5554,
Protocol: v1.ProtocolUDP,
},
},
},
},
Autoscaler: &v1beta1.AutoscalerSpec{
MinReplicas: &one,
MaxReplicas: &five,
Behavior: &autoscalingv2.HorizontalPodAutoscalerBehavior{
ScaleDown: &autoscalingv2.HPAScalingRules{
StabilizationWindowSeconds: &three,
},
ScaleUp: &autoscalingv2.HPAScalingRules{
StabilizationWindowSeconds: &five,
},
},
TargetCPUUtilization: &five,
},
UpgradeStrategy: "adhoc",
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
PrometheusCR: v1beta1.TargetAllocatorPrometheusCR{Enabled: true},
},
Config: cfg,
},
},
expectedWarnings: []string{
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - monitoring.coreos.com/servicemonitors: [*]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - monitoring.coreos.com/podmonitors: [*]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - nodes/metrics: [get,list,watch]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - services: [get,list,watch]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - endpoints: [get,list,watch]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - namespaces: [get,list,watch]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - networking.k8s.io/ingresses: [get,list,watch]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - nodes: [get,list,watch]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - pods: [get,list,watch]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - configmaps: [get]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - discovery.k8s.io/endpointslices: [get,list,watch]",
"missing the following rules for system:serviceaccount:test-ns:adm-warning-targetallocator - nonResourceURL: /metrics: [get]",
},
},
{
name: "prom CR no admissions warning",
shouldFailSar: false, // force SAR okay
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeStatefulSet,
UpgradeStrategy: "adhoc",
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &three,
Ports: []v1beta1.PortsSpec{
{
ServicePort: v1.ServicePort{
Name: "port1",
Port: 5555,
},
},
{
ServicePort: v1.ServicePort{
Name: "port2",
Port: 5554,
Protocol: v1.ProtocolUDP,
},
},
},
},
Autoscaler: &v1beta1.AutoscalerSpec{
Behavior: &autoscalingv2.HorizontalPodAutoscalerBehavior{
ScaleDown: &autoscalingv2.HPAScalingRules{
StabilizationWindowSeconds: &three,
},
ScaleUp: &autoscalingv2.HPAScalingRules{
StabilizationWindowSeconds: &five,
},
},
TargetCPUUtilization: &five,
},
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
PrometheusCR: v1beta1.TargetAllocatorPrometheusCR{Enabled: true},
},
Config: cfg,
},
},
},
{
name: "invalid mode with volume claim templates",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeSidecar,
StatefulSetCommonFields: v1beta1.StatefulSetCommonFields{
VolumeClaimTemplates: []v1.PersistentVolumeClaim{{}, {}},
},
},
},
expectedErr: "does not support the attribute 'volumeClaimTemplates'",
},
{
name: "invalid mode with persistentVolumeClaimRetentionPolicy",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeSidecar,
StatefulSetCommonFields: v1beta1.StatefulSetCommonFields{
PersistentVolumeClaimRetentionPolicy: &appsv1.StatefulSetPersistentVolumeClaimRetentionPolicy{
WhenDeleted: appsv1.RetainPersistentVolumeClaimRetentionPolicyType,
WhenScaled: appsv1.DeletePersistentVolumeClaimRetentionPolicyType,
},
},
},
},
expectedErr: "does not support the attribute 'persistentVolumeClaimRetentionPolicy'",
},
{
name: "invalid mode with tolerations",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeSidecar,
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Tolerations: []v1.Toleration{{}, {}},
},
},
},
expectedErr: "does not support the attribute 'tolerations'",
},
{
name: "invalid mode with target allocator",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDeployment,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
},
},
},
expectedErr: "does not support the target allocation deployment",
},
{
name: "invalid target allocator config",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeStatefulSet,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
},
},
},
expectedErr: "the OpenTelemetry Spec Prometheus configuration is incorrect",
},
{
name: "invalid target allocation strategy",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Mode: v1beta1.ModeDaemonSet,
TargetAllocator: v1beta1.TargetAllocatorEmbedded{
Enabled: true,
AllocationStrategy: v1beta1.TargetAllocatorAllocationStrategyLeastWeighted,
},
},
},
expectedErr: "mode is set to daemonset, which must be used with target allocation strategy per-node",
},
{
name: "invalid port name",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Ports: []v1beta1.PortsSpec{
{
ServicePort: v1.ServicePort{
// this port name contains a non alphanumeric character, which is invalid.
Name: "-test🦄port",
Port: 12345,
Protocol: v1.ProtocolTCP,
},
},
},
},
},
},
expectedErr: "the OpenTelemetry Spec Ports configuration is incorrect",
},
{
name: "invalid port name, too long",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Ports: []v1beta1.PortsSpec{
{
ServicePort: v1.ServicePort{
Name: "aaaabbbbccccdddd", // len: 16, too long
Port: 5555,
},
},
},
},
},
},
expectedErr: "the OpenTelemetry Spec Ports configuration is incorrect",
},
{
name: "invalid port num",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Ports: []v1beta1.PortsSpec{
{
ServicePort: v1.ServicePort{
Name: "aaaabbbbccccddd", // len: 15
// no port set means it's 0, which is invalid
},
},
},
},
},
},
expectedErr: "the OpenTelemetry Spec Ports configuration is incorrect",
},
{
name: "invalid max replicas",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Autoscaler: &v1beta1.AutoscalerSpec{
MaxReplicas: &zero,
},
},
},
expectedErr: "maxReplicas should be defined and one or more",
},
{
name: "invalid replicas, greater than max",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
OpenTelemetryCommonFields: v1beta1.OpenTelemetryCommonFields{
Replicas: &five,
},
Autoscaler: &v1beta1.AutoscalerSpec{
MaxReplicas: &three,
},
},
},
expectedErr: "replicas must not be greater than maxReplicas",
},
{
name: "invalid min replicas, greater than max",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Autoscaler: &v1beta1.AutoscalerSpec{
MaxReplicas: &three,
MinReplicas: &five,
},
},
},
expectedErr: "minReplicas must not be greater than maxReplicas",
},
{
name: "invalid min replicas, lesser than 1",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Autoscaler: &v1beta1.AutoscalerSpec{
MaxReplicas: &three,
MinReplicas: &zero,
},
},
},
expectedErr: "minReplicas should be one or more",
},
{
name: "invalid autoscaler scale down stablization window - <0",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Autoscaler: &v1beta1.AutoscalerSpec{
MaxReplicas: &three,
Behavior: &autoscalingv2.HorizontalPodAutoscalerBehavior{
ScaleDown: &autoscalingv2.HPAScalingRules{
StabilizationWindowSeconds: &minusOne,
},
},
},
},
},
expectedErr: "scaleDown.stabilizationWindowSeconds should be >=0 and <=3600",
},
{
name: "invalid autoscaler scale down stablization window - >3600",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Autoscaler: &v1beta1.AutoscalerSpec{
MaxReplicas: &three,
Behavior: &autoscalingv2.HorizontalPodAutoscalerBehavior{
ScaleDown: &autoscalingv2.HPAScalingRules{
StabilizationWindowSeconds: &maxInt,
},
},
},
},
},
expectedErr: "scaleDown.stabilizationWindowSeconds should be >=0 and <=3600",
},
{
name: "invalid autoscaler scale up stablization window - <0",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Autoscaler: &v1beta1.AutoscalerSpec{
MaxReplicas: &three,
Behavior: &autoscalingv2.HorizontalPodAutoscalerBehavior{
ScaleUp: &autoscalingv2.HPAScalingRules{
StabilizationWindowSeconds: &minusOne,
},
},
},
},
},
expectedErr: "scaleUp.stabilizationWindowSeconds should be >=0 and <=3600",
},
{
name: "invalid autoscaler scale up stablization window - >3600",
otelcol: v1beta1.OpenTelemetryCollector{
Spec: v1beta1.OpenTelemetryCollectorSpec{
Autoscaler: &v1beta1.AutoscalerSpec{
MaxReplicas: &three,
Behavior: &autoscalingv2.HorizontalPodAutoscalerBehavior{
ScaleUp: &autoscalingv2.HPAScalingRules{
StabilizationWindowSeconds: &maxInt,
},
},
},
},
},