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Supervise la instancia de AWS utilizando cloudwatch en nodejs

Estoy tratando de crear una aplicación que monitoree las instancias de AWS por una IP de instancia determinada. Ahora, logré obtener una respuesta de la instancia, pero esto es: los puntos de datos devuelven vacíos. Restricciones:

  • las dimensiones me son desconocidas
  • el espacio de nombres también es desconocido. Usé EC2 como un valor arbitrario. El código llega a los servidores de AWS:
 const winston = require('winston'); const { CloudWatchClient, GetMetricStatisticsCommand, ListMetricsCommand } = require("@aws-sdk/client-cloudwatch"); const config = require('config'); const region = config.get('region'); const cwClient = new CloudWatchClient({ region: region }); const getCPUUtilization = async (ip, timePeriod, interval) => { let today = new Date(); let dateToStart = new Date(); let dateOffset = (24 * 60 * 60 * 1000) * timePeriod; dateToStart.setTime(today.getTime() - dateOffset); const params = { Dimensions: [ { Name: "InstanceId", Value: "i-test", } ], Namespace: `AWS/EC2`, MetricName: 'CPUUtilization', Period: interval, Unit: "Percent", StartTime: dateToStart, EndTime: today, Statistics: ["Maximum", "Minimum", "Average"], }; try { return await cwClient.send(new GetMetricStatisticsCommand(params)); } catch (err) { console.log(err); } } module.exports = getCPUUtilization;

La salida que estoy obteniendo:

 { '$metadata': { httpStatusCode: 200, requestId: '192bce9c-42b0-4820-9b66-ca0c8a4e0159', extendedRequestId: undefined, cfId: undefined, attempts: 1, totalRetryDelay: 0 }, Label: 'CPUUtilization', Datapoints: [] }

Agradecería mucho su ayuda, gracias de antemano

about 4 years ago · Juan Pablo Isaza
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