input {
        http {
            response_headers => {
                "Access-Control-Allow-Origin" => "*"
                "Access-Control-Allow-Headers" => "*"
                "Access-Control-Allow-Methods" => "*"
                "Access-Control-Allow-Credentials" => "*"
            }
            port => 5000
            user => "hi"
            password => "there"
        }
}

output {
        elasticsearch {
                hosts => "elasticsearch:9200"
        }
}

const headers = new HttpHeaders().append('Access-Control-Allow-Origin', '*');
this.httpClient.
        post<any>('http://myhost/logstash', {message: 'test'}, { headers: headers, responseType: 'text'  as 'json' })
        .subscribe(
          data => console.log(data),
          error => console.log(error));

headers = headers.append('Authorization', 'Basic ' + btoa('hi:there'));