143 lines
4.6 KiB
Go
143 lines
4.6 KiB
Go
// Licensed to Elasticsearch B.V. under one or more contributor
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// license agreements. See the NOTICE file distributed with
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// this work for additional information regarding copyright
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// ownership. Elasticsearch B.V. licenses this file to you under
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// the Apache License, Version 2.0 (the "License"); you may
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// 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,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package server
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import (
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"path/filepath"
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"testing"
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"time"
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"github.com/elastic/beats/libbeat/common"
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mbtest "github.com/elastic/beats/metricbeat/mb/testing"
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"github.com/stretchr/testify/assert"
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)
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const testFile = "../_meta/test/serverstats"
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func TestEventMapping(t *testing.T) {
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content, err := ioutil.ReadFile("../_meta/test/serverstats")
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assert.NoError(t, err)
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event, err := eventMapping(content)
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assert.NoError(t, err, "error mapping "+testFile)
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assert.Len(t, event, 7, "got wrong number of event")
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clusterManager := event["cluster_manager"].(common.MapStr)
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assert.Equal(t, int64(1), clusterManager["active_clusters"])
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assert.Equal(t, int64(1), clusterManager["cluster_added"])
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assert.Equal(t, int64(0), clusterManager["cluster_modified"])
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assert.Equal(t, int64(0), clusterManager["cluster_removed"])
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assert.Equal(t, int64(0), clusterManager["warming_clusters"])
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fileSystem := event["filesystem"].(common.MapStr)
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assert.Equal(t, int64(389), fileSystem["flushed_by_timer"])
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assert.Equal(t, int64(0), fileSystem["reopen_failed"])
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assert.Equal(t, int64(44), fileSystem["write_buffered"])
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assert.Equal(t, int64(43), fileSystem["write_completed"])
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assert.Equal(t, int64(0), fileSystem["write_total_buffered"])
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server := event["server"].(common.MapStr)
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assert.Equal(t, int64(2147483647), server["days_until_first_cert_expiring"])
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assert.Equal(t, int64(1), server["live"])
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assert.Equal(t, int64(3120760), server["memory_allocated"])
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assert.Equal(t, int64(4194304), server["memory_heap_size"])
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assert.Equal(t, int64(0), server["parent_connections"])
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assert.Equal(t, int64(0), server["total_connections"])
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assert.Equal(t, int64(5025), server["uptime"])
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assert.Equal(t, int64(16364036), server["version"])
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assert.Equal(t, int64(4), server["watchdog_mega_miss"])
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assert.Equal(t, int64(4), server["watchdog_miss"])
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stats := event["stats"].(common.MapStr)
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assert.Equal(t, int64(0), stats["overflow"])
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}
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func TestFetchEventContent(t *testing.T) {
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absPath, err := filepath.Abs("../_meta/test/")
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assert.NoError(t, err)
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response, err := ioutil.ReadFile(absPath + "/serverstats")
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assert.NoError(t, err)
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.WriteHeader(200)
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w.Header().Set("Content-Type", "text/plain; charset=UTF-8")
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w.Write([]byte(response))
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}))
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defer server.Close()
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config := map[string]interface{}{
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"module": "envoyproxy",
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"metricsets": []string{"server"},
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"hosts": []string{server.URL},
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}
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f := mbtest.NewEventFetcher(t, config)
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event, err := f.Fetch()
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if !assert.NoError(t, err) {
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t.FailNow()
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}
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t.Logf("%s/%s event: %+v", f.Module().Name(), f.Name(), event)
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}
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func testValue(t *testing.T, event common.MapStr, field string, value interface{}) {
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data, err := event.GetValue(field)
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assert.NoError(t, err, "Could not read field "+field)
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assert.EqualValues(t, data, value, "Wrong value for field "+field)
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}
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func TestFetchTimeout(t *testing.T) {
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absPath, err := filepath.Abs("../_meta/test/")
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assert.NoError(t, err)
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response, err := ioutil.ReadFile(absPath + "/serverstats")
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assert.NoError(t, err)
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.WriteHeader(200)
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w.Header().Set("Content-Type", "text/plain; charset=UTF-8")
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w.Write([]byte(response))
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<-r.Context().Done()
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}))
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defer server.Close()
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config := map[string]interface{}{
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"module": "envoyproxy",
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"metricsets": []string{"server"},
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"hosts": []string{server.URL},
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"timeout": "50ms",
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}
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f := mbtest.NewEventFetcher(t, config)
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start := time.Now()
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_, err = f.Fetch()
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elapsed := time.Since(start)
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if assert.Error(t, err) {
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assert.Contains(t, err.Error(), "request canceled (Client.Timeout exceeded")
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}
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assert.True(t, elapsed < 5*time.Second, "elapsed time: %s", elapsed.String())
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}
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