757 lines
16 KiB
Go
757 lines
16 KiB
Go
// Copyright 2014 Google Inc. All Rights Reserved.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package cadvisor
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"net/http/httptest"
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"reflect"
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"testing"
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"github.com/google/cadvisor/info"
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)
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func testGetJsonData(
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strRep string,
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emptyData interface{},
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f func() (interface{}, error),
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) error {
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err := json.Unmarshal([]byte(strRep), emptyData)
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if err != nil {
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return fmt.Errorf("invalid json input: %v", err)
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}
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reply, err := f()
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if err != nil {
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return fmt.Errorf("unable to retrieve data: %v", err)
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}
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if !reflect.DeepEqual(reply, emptyData) {
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return fmt.Errorf("retrieved wrong data: %+v != %+v", reply, emptyData)
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}
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return nil
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}
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func cadvisorTestClient(path, reply string) (*Client, *httptest.Server, error) {
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ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if r.URL.Path == path {
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fmt.Fprint(w, reply)
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} else if r.URL.Path == "/api/v1.0/machine" {
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fmt.Fprint(w, `{"num_cores":8,"memory_capacity":31625871360}`)
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} else {
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w.WriteHeader(http.StatusNotFound)
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fmt.Fprintf(w, "Page not found.")
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}
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}))
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client, err := NewClient(ts.URL)
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if err != nil {
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ts.Close()
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return nil, nil, err
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}
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return client, ts, err
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}
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func TestGetMachineinfo(t *testing.T) {
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respStr := `{"num_cores":8,"memory_capacity":31625871360}`
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client, server, err := cadvisorTestClient("/api/v1.0/machine", respStr)
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if err != nil {
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t.Fatalf("unable to get a client %v", err)
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}
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defer server.Close()
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err = testGetJsonData(respStr, &info.MachineInfo{}, func() (interface{}, error) {
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return client.MachineInfo()
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})
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if err != nil {
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t.Fatal(err)
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}
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}
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func TestGetContainerInfo(t *testing.T) {
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respStr := `
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{
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"name": "%v",
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"spec": {
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"cpu": {
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"limit": 18446744073709551000,
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"max_limit": 0,
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"mask": {
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"data": [
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18446744073709551000
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]
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}
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},
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"memory": {
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"limit": 18446744073709551000,
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"swap_limit": 18446744073709551000
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}
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},
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"stats": [
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{
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"timestamp": "2014-06-13T01:03:26.434981825Z",
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"cpu": {
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"usage": {
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"total": 56896502,
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"per_cpu_usage": [
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20479682,
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13579420,
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6025040,
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2255123,
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3635661,
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2489368,
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5158288,
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3273920
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],
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"user": 10000000,
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"system": 30000000
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},
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"load": 0
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},
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"memory": {
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"usage": 495616,
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"container_data": {
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"pgfault": 2279
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},
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"hierarchical_data": {
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"pgfault": 2279
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}
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}
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},
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{
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"timestamp": "2014-06-13T01:03:27.538394608Z",
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"cpu": {
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"usage": {
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"total": 56896502,
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"per_cpu_usage": [
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20479682,
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13579420,
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6025040,
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2255123,
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3635661,
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2489368,
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5158288,
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3273920
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],
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"user": 10000000,
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"system": 30000000
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},
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"load": 0
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},
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"memory": {
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"usage": 495616,
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"container_data": {
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"pgfault": 2279
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},
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"hierarchical_data": {
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"pgfault": 2279
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}
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}
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},
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{
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"timestamp": "2014-06-13T01:03:28.640302072Z",
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"cpu": {
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"usage": {
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"total": 56896502,
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"per_cpu_usage": [
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20479682,
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13579420,
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6025040,
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2255123,
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3635661,
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2489368,
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5158288,
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3273920
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],
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"user": 10000000,
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"system": 30000000
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},
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"load": 0
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},
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"memory": {
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"usage": 495616,
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"container_data": {
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"pgfault": 2279
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},
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"hierarchical_data": {
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"pgfault": 2279
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}
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}
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},
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{
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"timestamp": "2014-06-13T01:03:29.74247308Z",
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"cpu": {
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"usage": {
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"total": 56896502,
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"per_cpu_usage": [
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20479682,
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13579420,
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6025040,
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2255123,
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3635661,
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2489368,
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5158288,
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3273920
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],
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"user": 10000000,
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"system": 30000000
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},
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"load": 0
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},
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"memory": {
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"usage": 495616,
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"container_data": {
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"pgfault": 2279
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},
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"hierarchical_data": {
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"pgfault": 2279
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}
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}
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},
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{
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"timestamp": "2014-06-13T01:03:30.844494537Z",
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"cpu": {
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"usage": {
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"total": 56896502,
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"per_cpu_usage": [
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20479682,
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13579420,
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6025040,
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2255123,
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3635661,
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2489368,
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5158288,
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3273920
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],
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"user": 10000000,
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"system": 30000000
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},
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"load": 0
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},
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"memory": {
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"usage": 495616,
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"container_data": {
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"pgfault": 2279
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},
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"hierarchical_data": {
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"pgfault": 2279
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}
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}
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},
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{
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"timestamp": "2014-06-13T01:03:31.946757066Z",
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"cpu": {
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"usage": {
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"total": 56896502,
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"per_cpu_usage": [
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20479682,
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|
13579420,
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|
6025040,
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2255123,
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3635661,
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2489368,
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5158288,
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3273920
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],
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"user": 10000000,
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"system": 30000000
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},
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"load": 0
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},
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"memory": {
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"usage": 495616,
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"container_data": {
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"pgfault": 2279
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},
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"hierarchical_data": {
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"pgfault": 2279
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}
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}
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},
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{
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"timestamp": "2014-06-13T01:03:33.050214062Z",
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"cpu": {
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"usage": {
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"total": 56896502,
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"per_cpu_usage": [
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20479682,
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13579420,
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6025040,
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2255123,
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3635661,
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2489368,
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5158288,
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3273920
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],
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"user": 10000000,
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"system": 30000000
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},
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"load": 0
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},
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"memory": {
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"usage": 495616,
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"container_data": {
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"pgfault": 2279
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},
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"hierarchical_data": {
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"pgfault": 2279
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}
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}
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},
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{
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"timestamp": "2014-06-13T01:03:34.15222186Z",
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"cpu": {
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"usage": {
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"total": 56896502,
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"per_cpu_usage": [
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20479682,
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13579420,
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6025040,
|
|
2255123,
|
|
3635661,
|
|
2489368,
|
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5158288,
|
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3273920
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],
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"user": 10000000,
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"system": 30000000
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},
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"load": 0
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},
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"memory": {
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"usage": 495616,
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"container_data": {
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"pgfault": 2279
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},
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"hierarchical_data": {
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"pgfault": 2279
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}
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}
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},
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{
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"timestamp": "2014-06-13T01:03:35.25417391Z",
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"cpu": {
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"usage": {
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"total": 56896502,
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"per_cpu_usage": [
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|
20479682,
|
|
13579420,
|
|
6025040,
|
|
2255123,
|
|
3635661,
|
|
2489368,
|
|
5158288,
|
|
3273920
|
|
],
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"user": 10000000,
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"system": 30000000
|
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},
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"load": 0
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},
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"memory": {
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"usage": 495616,
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"container_data": {
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"pgfault": 2279
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},
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"hierarchical_data": {
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"pgfault": 2279
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}
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}
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},
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{
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"timestamp": "2014-06-13T01:03:36.355902169Z",
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"cpu": {
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"usage": {
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|
"total": 56896502,
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|
"per_cpu_usage": [
|
|
20479682,
|
|
13579420,
|
|
6025040,
|
|
2255123,
|
|
3635661,
|
|
2489368,
|
|
5158288,
|
|
3273920
|
|
],
|
|
"user": 10000000,
|
|
"system": 30000000
|
|
},
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"load": 0
|
|
},
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"memory": {
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"usage": 495616,
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|
"container_data": {
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"pgfault": 2279
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|
},
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|
"hierarchical_data": {
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|
"pgfault": 2279
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}
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}
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},
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{
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"timestamp": "2014-06-13T01:03:37.457585928Z",
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"cpu": {
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"usage": {
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"total": 56896502,
|
|
"per_cpu_usage": [
|
|
20479682,
|
|
13579420,
|
|
6025040,
|
|
2255123,
|
|
3635661,
|
|
2489368,
|
|
5158288,
|
|
3273920
|
|
],
|
|
"user": 10000000,
|
|
"system": 30000000
|
|
},
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"load": 0
|
|
},
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"memory": {
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"usage": 495616,
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|
"container_data": {
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|
"pgfault": 2279
|
|
},
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|
"hierarchical_data": {
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|
"pgfault": 2279
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|
}
|
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}
|
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},
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{
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"timestamp": "2014-06-13T01:03:38.559417379Z",
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"cpu": {
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"usage": {
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|
"total": 56896502,
|
|
"per_cpu_usage": [
|
|
20479682,
|
|
13579420,
|
|
6025040,
|
|
2255123,
|
|
3635661,
|
|
2489368,
|
|
5158288,
|
|
3273920
|
|
],
|
|
"user": 10000000,
|
|
"system": 30000000
|
|
},
|
|
"load": 0
|
|
},
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|
"memory": {
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|
"usage": 495616,
|
|
"container_data": {
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|
"pgfault": 2279
|
|
},
|
|
"hierarchical_data": {
|
|
"pgfault": 2279
|
|
}
|
|
}
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},
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{
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"timestamp": "2014-06-13T01:03:39.662978029Z",
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"cpu": {
|
|
"usage": {
|
|
"total": 56896502,
|
|
"per_cpu_usage": [
|
|
20479682,
|
|
13579420,
|
|
6025040,
|
|
2255123,
|
|
3635661,
|
|
2489368,
|
|
5158288,
|
|
3273920
|
|
],
|
|
"user": 10000000,
|
|
"system": 30000000
|
|
},
|
|
"load": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616,
|
|
"container_data": {
|
|
"pgfault": 2279
|
|
},
|
|
"hierarchical_data": {
|
|
"pgfault": 2279
|
|
}
|
|
}
|
|
},
|
|
{
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|
"timestamp": "2014-06-13T01:03:40.764671232Z",
|
|
"cpu": {
|
|
"usage": {
|
|
"total": 56896502,
|
|
"per_cpu_usage": [
|
|
20479682,
|
|
13579420,
|
|
6025040,
|
|
2255123,
|
|
3635661,
|
|
2489368,
|
|
5158288,
|
|
3273920
|
|
],
|
|
"user": 10000000,
|
|
"system": 30000000
|
|
},
|
|
"load": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616,
|
|
"container_data": {
|
|
"pgfault": 2279
|
|
},
|
|
"hierarchical_data": {
|
|
"pgfault": 2279
|
|
}
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:41.866456459Z",
|
|
"cpu": {
|
|
"usage": {
|
|
"total": 56896502,
|
|
"per_cpu_usage": [
|
|
20479682,
|
|
13579420,
|
|
6025040,
|
|
2255123,
|
|
3635661,
|
|
2489368,
|
|
5158288,
|
|
3273920
|
|
],
|
|
"user": 10000000,
|
|
"system": 30000000
|
|
},
|
|
"load": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616,
|
|
"container_data": {
|
|
"pgfault": 2279
|
|
},
|
|
"hierarchical_data": {
|
|
"pgfault": 2279
|
|
}
|
|
}
|
|
}
|
|
],
|
|
"stats_summary": {
|
|
"max_memory_usage": 495616,
|
|
"samples": [
|
|
{
|
|
"timestamp": "2014-06-13T01:03:27.538394608Z",
|
|
"duration": 1103412783,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:28.640302072Z",
|
|
"duration": 1101907464,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:29.74247308Z",
|
|
"duration": 1102171008,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:30.844494537Z",
|
|
"duration": 1102021457,
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|
"cpu": {
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|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:31.946757066Z",
|
|
"duration": 1102262529,
|
|
"cpu": {
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|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:33.050214062Z",
|
|
"duration": 1103456996,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:34.15222186Z",
|
|
"duration": 1102007798,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:35.25417391Z",
|
|
"duration": 1101952050,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:36.355902169Z",
|
|
"duration": 1101728259,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:37.457585928Z",
|
|
"duration": 1101683759,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:38.559417379Z",
|
|
"duration": 1101831451,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:39.662978029Z",
|
|
"duration": 1103560650,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:40.764671232Z",
|
|
"duration": 1101693203,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
},
|
|
{
|
|
"timestamp": "2014-06-13T01:03:41.866456459Z",
|
|
"duration": 1101785227,
|
|
"cpu": {
|
|
"usage": 0
|
|
},
|
|
"memory": {
|
|
"usage": 495616
|
|
}
|
|
}
|
|
],
|
|
"memory_usage_percentiles": [
|
|
{
|
|
"percentage": 50,
|
|
"value": 495616
|
|
},
|
|
{
|
|
"percentage": 80,
|
|
"value": 495616
|
|
},
|
|
{
|
|
"percentage": 90,
|
|
"value": 495616
|
|
},
|
|
{
|
|
"percentage": 95,
|
|
"value": 495616
|
|
},
|
|
{
|
|
"percentage": 99,
|
|
"value": 495616
|
|
}
|
|
],
|
|
"cpu_usage_percentiles": [
|
|
{
|
|
"percentage": 50,
|
|
"value": 0
|
|
},
|
|
{
|
|
"percentage": 80,
|
|
"value": 0
|
|
},
|
|
{
|
|
"percentage": 90,
|
|
"value": 0
|
|
},
|
|
{
|
|
"percentage": 95,
|
|
"value": 0
|
|
},
|
|
{
|
|
"percentage": 99,
|
|
"value": 0
|
|
}
|
|
]
|
|
}
|
|
}
|
|
`
|
|
containerName := "/some/container"
|
|
respStr = fmt.Sprintf(respStr, containerName)
|
|
client, server, err := cadvisorTestClient(fmt.Sprintf("/api/v1.0/containers%v", containerName), respStr)
|
|
if err != nil {
|
|
t.Fatalf("unable to get a client %v", err)
|
|
}
|
|
defer server.Close()
|
|
err = testGetJsonData(respStr, &info.ContainerInfo{}, func() (interface{}, error) {
|
|
return client.ContainerInfo(containerName)
|
|
})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|