177 lines
19 KiB
Go
177 lines
19 KiB
Go
/*
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Copyright 2023 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package metrics
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import (
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"fmt"
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"strings"
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"testing"
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"time"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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"k8s.io/component-base/metrics/legacyregistry"
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"k8s.io/component-base/metrics/testutil"
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)
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func TestRecordKMSOperationLatency(t *testing.T) {
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testCases := []struct {
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name string
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methodName string
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duration time.Duration
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operationErr error
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want string
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}{
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{
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name: "operation success",
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methodName: "/v2alpha1.KeyManagementService/Encrypt",
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duration: 1 * time.Second,
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operationErr: nil,
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want: `
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# HELP apiserver_envelope_encryption_kms_operations_latency_seconds [ALPHA] KMS operation duration with gRPC error code status total.
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# TYPE apiserver_envelope_encryption_kms_operations_latency_seconds histogram
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.001"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.002"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.004"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.008"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.016"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.032"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.064"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.128"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.256"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.512"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="1.024"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="2.048"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="4.096"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="8.192"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="16.384"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="32.768"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="65.536"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="131.072"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="+Inf"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_sum{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_count{grpc_status_code="OK",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName"} 1
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`,
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},
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{
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name: "operation error",
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methodName: "/v2alpha1.KeyManagementService/Encrypt",
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duration: 1 * time.Second,
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operationErr: status.Error(codes.Internal, "some error"),
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want: `
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# HELP apiserver_envelope_encryption_kms_operations_latency_seconds [ALPHA] KMS operation duration with gRPC error code status total.
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# TYPE apiserver_envelope_encryption_kms_operations_latency_seconds histogram
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.001"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.002"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.004"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.008"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.016"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.032"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.064"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.128"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.256"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.512"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="1.024"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="2.048"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="4.096"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="8.192"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="16.384"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="32.768"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="65.536"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="131.072"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="+Inf"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_sum{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_count{grpc_status_code="Internal",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName"} 1
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`,
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},
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{
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name: "wrapped not found error",
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methodName: "/v2alpha1.KeyManagementService/Encrypt",
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duration: 1 * time.Second,
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operationErr: fmt.Errorf("some low level thing failed: %w", status.Error(codes.NotFound, "some error")),
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want: `
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# HELP apiserver_envelope_encryption_kms_operations_latency_seconds [ALPHA] KMS operation duration with gRPC error code status total.
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# TYPE apiserver_envelope_encryption_kms_operations_latency_seconds histogram
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.001"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.002"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.004"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.008"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.016"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.032"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.064"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.128"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.256"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.512"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="1.024"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="2.048"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="4.096"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="8.192"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="16.384"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="32.768"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="65.536"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="131.072"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="+Inf"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_sum{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_count{grpc_status_code="NotFound",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName"} 1
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`,
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},
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{
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name: "non gRPC error",
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methodName: "/v2alpha1.KeyManagementService/Encrypt",
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duration: 1 * time.Second,
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operationErr: fmt.Errorf("some bad thing happened"),
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want: `
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# HELP apiserver_envelope_encryption_kms_operations_latency_seconds [ALPHA] KMS operation duration with gRPC error code status total.
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# TYPE apiserver_envelope_encryption_kms_operations_latency_seconds histogram
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.001"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.002"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.004"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.008"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.016"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.032"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.064"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.128"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.256"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="0.512"} 0
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="1.024"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="2.048"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="4.096"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="8.192"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="16.384"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="32.768"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="65.536"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="131.072"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_bucket{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName",le="+Inf"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_sum{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName"} 1
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apiserver_envelope_encryption_kms_operations_latency_seconds_count{grpc_status_code="unknown-non-grpc",method_name="/v2alpha1.KeyManagementService/Encrypt",provider_name="providerName"} 1
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`,
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},
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}
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RegisterMetrics()
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for _, tt := range testCases {
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t.Run(tt.name, func(t *testing.T) {
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RecordKMSOperationLatency("providerName", tt.methodName, tt.duration, tt.operationErr)
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defer KMSOperationsLatencyMetric.Reset()
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if err := testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(tt.want), "apiserver_envelope_encryption_kms_operations_latency_seconds"); err != nil {
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t.Fatal(err)
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}
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})
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}
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}
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