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Network policy latency test clients v.0.0.1
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REGISTRY ?= gcr.io/k8s-staging-perf-tests/network-policy-enforcement-latency | ||
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POD_CREATION_IMAGE_NAME ?= pod-creation-reachability-latency | ||
POD_CREATION_PATH ?= $(POD_CREATION_IMAGE_NAME) | ||
POD_CREATION_VERSION ?= v0.0.1 | ||
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POLICY_CREATION_IMAGE_NAME ?= policy-creation-enforcement-latency | ||
POLICY_CREATION_PATH ?= $(POLICY_CREATION_IMAGE_NAME) | ||
POLICY_CREATION_VERSION ?= v0.0.1 | ||
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all: push_pod_creation push_policy_creation | ||
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.PHONY: build_pod_creation | ||
build_pod_creation: | ||
docker build -f ./$(POD_CREATION_PATH)/Dockerfile -t $(REGISTRY)/$(POD_CREATION_IMAGE_NAME):$(POD_CREATION_VERSION) . | ||
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.PHONY: push_pod_creation | ||
push_pod_creation: build_pod_creation | ||
docker push "$(REGISTRY)/$(POD_CREATION_IMAGE_NAME):$(POD_CREATION_VERSION)" | ||
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.PHONY: build_policy_creation | ||
build_policy_creation: | ||
docker build -f ./$(POLICY_CREATION_PATH)/Dockerfile -t $(REGISTRY)/$(POLICY_CREATION_IMAGE_NAME):$(POLICY_CREATION_VERSION) . | ||
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.PHONY: push_policy_creation | ||
push_policy_creation: build_policy_creation | ||
docker push "$(REGISTRY)/$(POLICY_CREATION_IMAGE_NAME):$(POLICY_CREATION_VERSION)" |
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291
network/tools/network-policy-enforcement-latency/README.md
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module k8s.io/perf-tests/network/tools/network-policy-enforcement-latency | ||
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go 1.19 | ||
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require ( | ||
github.com/prometheus/client_golang v1.14.0 | ||
k8s.io/api v0.26.1 | ||
k8s.io/apimachinery v0.26.1 | ||
k8s.io/client-go v0.26.1 | ||
k8s.io/klog v1.0.0 | ||
k8s.io/klog/v2 v2.80.1 | ||
) | ||
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require ( | ||
github.com/beorn7/perks v1.0.1 // indirect | ||
github.com/cespare/xxhash/v2 v2.1.2 // indirect | ||
github.com/davecgh/go-spew v1.1.1 // indirect | ||
github.com/emicklei/go-restful/v3 v3.9.0 // indirect | ||
github.com/go-logr/logr v1.2.3 // indirect | ||
github.com/go-openapi/jsonpointer v0.19.5 // indirect | ||
github.com/go-openapi/jsonreference v0.20.0 // indirect | ||
github.com/go-openapi/swag v0.19.14 // indirect | ||
github.com/gogo/protobuf v1.3.2 // indirect | ||
github.com/golang/protobuf v1.5.2 // indirect | ||
github.com/google/gnostic v0.5.7-v3refs // indirect | ||
github.com/google/go-cmp v0.5.9 // indirect | ||
github.com/google/gofuzz v1.1.0 // indirect | ||
github.com/josharian/intern v1.0.0 // indirect | ||
github.com/json-iterator/go v1.1.12 // indirect | ||
github.com/mailru/easyjson v0.7.6 // indirect | ||
github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect | ||
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect | ||
github.com/modern-go/reflect2 v1.0.2 // indirect | ||
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect | ||
github.com/prometheus/client_model v0.3.0 // indirect | ||
github.com/prometheus/common v0.37.0 // indirect | ||
github.com/prometheus/procfs v0.8.0 // indirect | ||
golang.org/x/net v0.3.1-0.20221206200815-1e63c2f08a10 // indirect | ||
golang.org/x/oauth2 v0.0.0-20220223155221-ee480838109b // indirect | ||
golang.org/x/sys v0.3.0 // indirect | ||
golang.org/x/term v0.3.0 // indirect | ||
golang.org/x/text v0.5.0 // indirect | ||
golang.org/x/time v0.0.0-20220210224613-90d013bbcef8 // indirect | ||
google.golang.org/appengine v1.6.7 // indirect | ||
google.golang.org/protobuf v1.28.1 // indirect | ||
gopkg.in/inf.v0 v0.9.1 // indirect | ||
gopkg.in/yaml.v2 v2.4.0 // indirect | ||
gopkg.in/yaml.v3 v3.0.1 // indirect | ||
k8s.io/kube-openapi v0.0.0-20221012153701-172d655c2280 // indirect | ||
k8s.io/utils v0.0.0-20221107191617-1a15be271d1d // indirect | ||
sigs.k8s.io/json v0.0.0-20220713155537-f223a00ba0e2 // indirect | ||
sigs.k8s.io/structured-merge-diff/v4 v4.2.3 // indirect | ||
sigs.k8s.io/yaml v1.3.0 // indirect | ||
) |
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575
network/tools/network-policy-enforcement-latency/go.sum
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network/tools/network-policy-enforcement-latency/pkg/metrics/metrics.go
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/* | ||
Copyright 2023 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. | ||
*/ | ||
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package metrics | ||
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import ( | ||
"net/http" | ||
"sync" | ||
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"github.com/prometheus/client_golang/prometheus" | ||
"github.com/prometheus/client_golang/prometheus/promhttp" | ||
"k8s.io/klog/v2" | ||
) | ||
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var ( | ||
latencyBuckets = []float64{0.1, 0.5, 1, 3, 5, 10, 30, 60, 300, 600, 1800, 3600} | ||
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// PodCreationReachabilityLatency is measured by watching for pod creations | ||
// and updates and immediately sending traffic to them, as soon as IP has been | ||
// assigned, to get a timestamp of the first successful request. | ||
// Pod's creationTimestamp (Start time). | ||
// First successful request (End time). | ||
// Reported time = End time - Start time. | ||
PodCreationReachabilityLatency = prometheus.NewHistogram( | ||
prometheus.HistogramOpts{ | ||
Name: "pod_creation_reachability_latency_seconds", | ||
Help: "Latency (in seconds) for network policy to be enforced for new pods", | ||
Buckets: latencyBuckets, | ||
}, | ||
) | ||
// PolicyEnforceLatencyPolicyCreation is measured by continuously sending | ||
// requests to pods to get timestamps of the first successful request. | ||
// Network policy's creationTimestamp (Start time). | ||
// First successful request (End time). | ||
// Reported time = End time - Start time. | ||
PolicyEnforceLatencyPolicyCreation = prometheus.NewHistogram( | ||
prometheus.HistogramOpts{ | ||
Name: "policy_enforcement_latency_policy_creation_seconds", | ||
Help: "Latency (in seconds) for new network policy to be enforced for new network policies", | ||
Buckets: latencyBuckets, | ||
}, | ||
) | ||
// PodIPAddressAssignedLatency is measured by watching for pod updates. | ||
// Pod's creationTimestamp (Start time). | ||
// The first pod update that has IP assigned (End time). | ||
// Reported time = End time - Start time. | ||
PodIPAddressAssignedLatency = prometheus.NewHistogram( | ||
prometheus.HistogramOpts{ | ||
Name: "pod_ip_address_assigned_latency_seconds", | ||
Help: "Latency (in seconds) for IP address to be assigned to a pod, after pod creation", | ||
Buckets: latencyBuckets, | ||
}, | ||
) | ||
) | ||
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var register sync.Once | ||
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// RegisterHistogramMetric registers the specified prometheus histogram metric. | ||
func RegisterHistogramMetric(metric prometheus.Histogram) { | ||
register.Do(func() { | ||
prometheus.MustRegister(metric) | ||
}) | ||
} | ||
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// StartMetricsServer runs a Prometheus HTTP server that exposes metrics on the | ||
// specified port. | ||
func StartMetricsServer(listenAddr string) *http.Server { | ||
http.Handle("/metrics", promhttp.Handler()) | ||
http.Handle("/healthz", http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) { | ||
w.WriteHeader(http.StatusOK) | ||
})) | ||
server := &http.Server{Addr: listenAddr} | ||
go func(server *http.Server) { | ||
klog.Infof("Starting HTTP server on %q.", listenAddr) | ||
err := server.ListenAndServe() | ||
if err != nil && err != http.ErrServerClosed { | ||
klog.Fatalf("Metrics server failed to start, error: %v", err) | ||
} | ||
}(server) | ||
return server | ||
} |
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