(Go) EC2 Stop Instances

See more Amazon EC2 Examples

Demonstrates how to send a request to stop Amazon EC2 instances.

For more information, see https://docs.aws.amazon.com/AWSEC2/latest/APIReference/API_StopInstances.html

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    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    rest := chilkat.NewRest()

    // Connect to the Amazon AWS server.
    // such as https://ec2.amazonaws.com/
    bTls := true
    port := 443
    bAutoReconnect := true
    success := rest.Connect("ec2.us-west-2.amazonaws.com",port,bTls,bAutoReconnect)

    // Provide AWS credentials for the REST call.
    authAws := chilkat.NewAuthAws()
    authAws.SetAccessKey("AWS_ACCESS_KEY")
    authAws.SetSecretKey("AWS_SECRET_KEY")
    // the region should match the region part of the domain passed to the REST connect method (above).
    authAws.SetRegion("us-west-2")
    authAws.SetServiceName("ec2")

    rest.SetAuthAws(authAws)

    rest.AddQueryParam("Action","StopInstances")
    rest.AddQueryParam("Version","2016-11-15")
    // If DryRun is true then checks whether you have the required permissions for the action, 
    // without actually making the request, and provides an error response. If you have the required permissions, 
    // the error response is DryRunOperation. Otherwise, it is UnauthorizedOperation.
    // Omit the DryRun query parameter to actually start the instance.  (Or set DryRun equal to "false")
    rest.AddQueryParam("DryRun","true")
    rest.AddQueryParam("InstanceId.1","i-999719995399c9999")

    // See EC2 Stop Instances Reference Documentation
    // for more information about the Force and Hibernate query params, which are optional and true/false just like DryRun.

    responseXml := rest.FullRequestNoBody("GET","/")
    if rest.LastMethodSuccess() != true {
        fmt.Println(rest.LastErrorText())
        rest.DisposeRest()
        authAws.DisposeAuthAws()
        return
    }

    // A successful response will have a status code equal to 200.
    if rest.ResponseStatusCode() != 200 {
        fmt.Println("response status code = ", rest.ResponseStatusCode())
        fmt.Println("response status text = ", rest.ResponseStatusText())
        fmt.Println("response header: ", rest.ResponseHeader())
        fmt.Println("response body: ", *responseXml)
        rest.DisposeRest()
        authAws.DisposeAuthAws()
        return
    }

    // Examine the successful XML response.
    xml := chilkat.NewXml()
    xml.LoadXml(*responseXml)
    fmt.Println(*xml.GetXml())

    rest.DisposeRest()
    authAws.DisposeAuthAws()
    xml.DisposeXml()