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Implement using /metrics/resource Kubelet endpoint
Signed-off-by: JunYang <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -55,7 +55,7 @@ rules: | |
| resources: | ||
| - pods | ||
| - nodes | ||
| - nodes/stats | ||
| - nodes/metrics | ||
| - namespaces | ||
| - configmaps | ||
| verbs: | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| // Copyright 2021 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. | ||
|
|
||
| package resource | ||
|
|
||
| import ( | ||
| "testing" | ||
|
|
||
| . "github.com/onsi/ginkgo" | ||
| . "github.com/onsi/gomega" | ||
| "github.com/prometheus/common/model" | ||
| ) | ||
|
|
||
| func TestClient(t *testing.T) { | ||
| RegisterFailHandler(Fail) | ||
| RunSpecs(t, "Decode Suite") | ||
| } | ||
|
|
||
| var _ = Describe("Decode", func() { | ||
| var ( | ||
| metricsOrigData string | ||
| ) | ||
| It("should use the decode node result from the CPU", func() { | ||
| metricsOrigData = `# HELP node_cpu_usage_seconds_total [ALPHA] Cumulative cpu time consumed by the node in core-seconds | ||
| # TYPE node_cpu_usage_seconds_total counter | ||
| node_cpu_usage_seconds_total 497090.546884895 1621165414370 | ||
| ` | ||
|
|
||
| By("decoding") | ||
| samples, err := decodeProm004(metricsOrigData) | ||
|
|
||
| By("verifying that the scrape CumulativeCpuUsed and Timestamp are as expected") | ||
| Expect(err).Should(BeNil()) | ||
| Expect(len(samples)).To(Equal(1)) | ||
| Expect(string(samples[0].Metric[model.MetricNameLabel])).To(Equal("node_cpu_usage_seconds_total")) | ||
| Expect(float64(samples[0].Value)).To(Equal(497090.546884895)) | ||
| Expect(int(samples[0].Timestamp)).To(Equal(1621165414370)) | ||
| }) | ||
|
|
||
| It("should use the decode node result from the Memory", func() { | ||
| metricsOrigData = `# HELP node_memory_working_set_bytes [ALPHA] Current working set of the node in bytes | ||
| # TYPE node_memory_working_set_bytes gauge | ||
| node_memory_working_set_bytes 8.391589888e+09 1621165414370 | ||
| ` | ||
| By("decoding") | ||
| samples, err := decodeProm004(metricsOrigData) | ||
|
|
||
| By("verifying that the scrape MemoryUsage and Timestamp are as expected") | ||
| Expect(err).Should(BeNil()) | ||
| Expect(len(samples)).To(Equal(1)) | ||
| Expect(string(samples[0].Metric[model.MetricNameLabel])).To(Equal("node_memory_working_set_bytes")) | ||
| Expect(float64(samples[0].Value)).To(Equal(8.391589888e+09)) | ||
| Expect(int(samples[0].Timestamp)).To(Equal(1621165414370)) | ||
| }) | ||
|
|
||
| It("should use the decode pod result from the CumulativeCpuUsed", func() { | ||
| metricsOrigData = `# HELP container_cpu_usage_seconds_total [ALPHA] Cumulative cpu time consumed by the container in core-seconds | ||
| # TYPE container_cpu_usage_seconds_total counter | ||
| container_cpu_usage_seconds_total{container="container1",namespace="default",pod="pod1"} 15625.474020075 1621165406043 | ||
| ` | ||
|
|
||
| By("decoding") | ||
| samples, err := decodeProm004(metricsOrigData) | ||
|
|
||
| By("verifying that the scrape CumulativeCpuUsed and Timestamp are as expected") | ||
| Expect(err).Should(BeNil()) | ||
| Expect(len(samples)).To(Equal(1)) | ||
| Expect(string(samples[0].Metric[model.MetricNameLabel])).To(Equal("container_cpu_usage_seconds_total")) | ||
| Expect(string(samples[0].Metric["namespace"])).To(Equal("default")) | ||
| Expect(string(samples[0].Metric["pod"])).To(Equal("pod1")) | ||
| Expect(string(samples[0].Metric["container"])).To(Equal("container1")) | ||
| Expect(float64(samples[0].Value)).To(Equal(15625.474020075)) | ||
| Expect(int(samples[0].Timestamp)).To(Equal(1621165406043)) | ||
| }) | ||
|
|
||
| It("should use the decode pod result from the Memory", func() { | ||
| metricsOrigData = `# HELP container_memory_working_set_bytes [ALPHA] Current working set of the container in bytes | ||
| # TYPE container_memory_working_set_bytes gauge | ||
| container_memory_working_set_bytes{container="container1",namespace="default",pod="pod1"} 1.6244736e+07 1621165406043 | ||
| ` | ||
| By("decoding") | ||
| samples, err := decodeProm004(metricsOrigData) | ||
|
|
||
| By("verifying that the scrape MemoryUsage and Timestamp are as expected") | ||
| Expect(err).Should(BeNil()) | ||
| Expect(len(samples)).To(Equal(1)) | ||
| Expect(string(samples[0].Metric[model.MetricNameLabel])).To(Equal("container_memory_working_set_bytes")) | ||
| Expect(string(samples[0].Metric["namespace"])).To(Equal("default")) | ||
| Expect(string(samples[0].Metric["pod"])).To(Equal("pod1")) | ||
| Expect(string(samples[0].Metric["container"])).To(Equal("container1")) | ||
| Expect(float64(samples[0].Value)).To(Equal(1.6244736e+07)) | ||
| Expect(int(samples[0].Timestamp)).To(Equal(1621165406043)) | ||
| }) | ||
| }) |
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