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Add gencorpora cmd to generate ES corpora for rally (#8878)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| // Licensed to Elasticsearch B.V. under one or more contributor | ||
| // license agreements. See the NOTICE file distributed with | ||
| // this work for additional information regarding copyright | ||
| // ownership. Elasticsearch B.V. licenses this file to you 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 main | ||
|
|
||
| import ( | ||
| "context" | ||
| "errors" | ||
| "flag" | ||
| "fmt" | ||
| "log" | ||
| "os" | ||
| "os/signal" | ||
| "syscall" | ||
| "time" | ||
|
|
||
| "github.com/hashicorp/go-multierror" | ||
| "golang.org/x/sync/errgroup" | ||
|
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| "github.com/elastic/apm-server/systemtest/gencorpora" | ||
| "github.com/elastic/apm-server/systemtest/loadgen" | ||
| ) | ||
|
|
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| const apmHost = "127.0.0.1:8200" | ||
|
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| func run(rootCtx context.Context) error { | ||
| // Create fake ES server | ||
| esServer, err := gencorpora.NewCatBulkServer() | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
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| // Create APM-Server to send documents to fake ES | ||
| apmServer := gencorpora.NewAPMServer(rootCtx, esServer.Addr, apmHost) | ||
| apmServer.StreamLogs(rootCtx) | ||
|
|
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| ctx, cancel := context.WithCancel(rootCtx) | ||
| g, gctx := errgroup.WithContext(ctx) | ||
| g.Go(func() error { | ||
| <-gctx.Done() | ||
|
|
||
| var result error | ||
| if err := apmServer.Stop(); err != nil { | ||
| result = multierror.Append(result, err) | ||
| } | ||
| if err := esServer.Stop(); err != nil { | ||
| result = multierror.Append(result, err) | ||
| } | ||
|
|
||
| return result | ||
| }) | ||
| g.Go(esServer.Serve) | ||
| g.Go(apmServer.Start) | ||
| g.Go(func() error { | ||
| defer cancel() | ||
|
|
||
| waitCtx, waitCancel := context.WithTimeout(gctx, 10*time.Second) | ||
| defer waitCancel() | ||
| if err := apmServer.WaitForPublishReady(waitCtx); err != nil { | ||
| return fmt.Errorf("failed while waiting for APM-Server to be ready with err %v", err) | ||
| } | ||
|
|
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| return generateLoad(ctx, "http://127.0.0.1:8200") | ||
| }) | ||
|
|
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| if err := g.Wait(); !errors.Is(err, context.Canceled) { | ||
| return err | ||
| } | ||
|
|
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| return nil | ||
| } | ||
|
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| func generateLoad(ctx context.Context, serverURL string) error { | ||
| inf := loadgen.GetNewLimiter(0) | ||
| handler, err := loadgen.NewEventHandler(`*.ndjson`, serverURL, "", inf) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
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| _, err = handler.SendBatches(ctx) | ||
| return err | ||
| } | ||
|
|
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| func main() { | ||
| flag.Parse() | ||
|
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| ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt, syscall.SIGTERM) | ||
| defer cancel() | ||
| if err := run(ctx); err != nil { | ||
| log.Fatal(err) | ||
| } | ||
| } |
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