Monitor Elasticsearch in Go Apps with Atatus Go Agent Integration

Installation steps

Install Atatus Go Agent and Required Modules

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```
go get go.atatus.com/agent
go get go.atatus.com/agent/module/atelasticsearch
```

Configure Atatus and Set Up Database Connection

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import (
    "github.com/olivere/elastic"

    "go.atatus.com/agent" 
    "go.atatus.com/agent/module/atelasticsearch"
)

var client, _ = elastic.NewClient(elastic.SetHttpClient(&http.Client{
    Transport: atelasticsearch.WrapRoundTripper(http.DefaultTransport),
}))

func main() {
    tracer := atatus.DefaultTracer
    tracer.Service.LicenseKey = os.Getenv("ATATUS_LICENSE_KEY")
    tracer.Service.AppName = os.Getenv("ATATUS_APP_NAME")
    tracer.Service.Tracing = os.Getenv("ATATUS_TRACING")
    tracer.Service.Analytics = os.Getenv("ATATUS_ANALYTICS")
}

func handleRequest(w http.ResponseWriter, req *http.Request) {
    // req.Context() should be propagated to downstream operations such as database queries , http external API calls.
    result, err := client.Search("index").Query(elastic.NewMatchAllQuery()).Do(req.Context())
    ...
}

Clean Up Dependencies

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```
go mod tidy
```
Run the Application

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```
go run main.go
```