本文属于机器翻译版本。若本译文内容与英语原文存在差异，则一律以英文原文为准。 # 使用适用于 SAP 的 SDK 的 Auto Scaling 示例 Auto Scaling 以下代码示例向您展示了如何使用适用于 SAP ABAP 的 AWS 软件开发工具包和 Auto Scaling 来执行操作和实现常见场景。 *操作*是大型程序的代码摘录，必须在上下文中运行。您可以通过操作了解如何调用单个服务函数，还可以通过函数相关场景的上下文查看操作。 每个示例都包含一个指向完整源代码的链接，您可以从中找到有关如何在上下文中设置和运行代码的说明。 **Topics** + [操作](#actions) ## 操作 操作 ### `CreateAutoScalingGroup` `CreateAutoScalingGroup` 以下代码示例演示了如何使用 `CreateAutoScalingGroup`。 **适用于 SAP ABAP 的 SDK** 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/asc#code-examples)中查找完整示例，了解如何进行设置和运行。 ``` DATA lo_launch_template TYPE REF TO /aws1/cl_asclaunchtemplatespec. " Example: iv_group_name = 'my-auto-scaling-group' " Example: iv_launch_template_name = 'my-launch-template' " Example: iv_min_size = 1 " Example: iv_max_size = 3 " Example: iv_vpc_zone_identifier = 'subnet-12345,subnet-67890' (for VPC) TRY. " Create launch template specification lo_launch_template = NEW /aws1/cl_asclaunchtemplatespec( iv_launchtemplatename = iv_launch_template_name iv_version = '$Default' ). " Create the Auto Scaling group " Use VPCZoneIdentifier for VPC subnets, or AvailabilityZones for EC2-Classic IF iv_vpc_zone_identifier IS NOT INITIAL. " VPC-based deployment - use subnet IDs ao_asc->createautoscalinggroup( iv_autoscalinggroupname = iv_group_name iv_vpczoneidentifier = iv_vpc_zone_identifier io_launchtemplate = lo_launch_template iv_minsize = iv_min_size iv_maxsize = iv_max_size ). ELSE. " EC2-Classic or default VPC - use availability zones ao_asc->createautoscalinggroup( iv_autoscalinggroupname = iv_group_name it_availabilityzones = it_group_zones io_launchtemplate = lo_launch_template iv_minsize = iv_min_size iv_maxsize = iv_max_size ). ENDIF. " Wait for the group to be created (simplified - in production use proper polling) WAIT UP TO 10 SECONDS. MESSAGE 'Auto Scaling group created successfully' TYPE 'I'. CATCH /aws1/cx_ascalreadyexistsfault INTO DATA(lo_already_exists). RAISE EXCEPTION lo_already_exists. CATCH /aws1/cx_asclimitexceededfault INTO DATA(lo_limit_exceeded). RAISE EXCEPTION lo_limit_exceeded. CATCH /aws1/cx_rt_generic INTO DATA(lo_generic_exception). RAISE EXCEPTION lo_generic_exception. ENDTRY. ``` + 有关 API 的详细信息，请参阅适用[CreateAutoScalingGroup](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)于 S *AP 的AWS SDK ABAP API 参考*。 ### `DeleteAutoScalingGroup` `DeleteAutoScalingGroup` 以下代码示例演示了如何使用 `DeleteAutoScalingGroup`。 **适用于 SAP ABAP 的 SDK** 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/asc#code-examples)中查找完整示例，了解如何进行设置和运行。 ``` " Example: iv_group_name = 'my-auto-scaling-group' TRY. ao_asc->deleteautoscalinggroup( iv_autoscalinggroupname = iv_group_name ). " Wait for the group to be deleted (simplified - in production use proper polling) WAIT UP TO 10 SECONDS. MESSAGE 'Auto Scaling group deleted successfully' TYPE 'I'. CATCH /aws1/cx_ascscaactivityinprg00 INTO DATA(lo_activity_in_progress). RAISE EXCEPTION lo_activity_in_progress. CATCH /aws1/cx_ascresourceinusefault INTO DATA(lo_resource_in_use). RAISE EXCEPTION lo_resource_in_use. CATCH /aws1/cx_rt_generic INTO DATA(lo_generic_exception). RAISE EXCEPTION lo_generic_exception. ENDTRY. ``` + 有关 API 的详细信息，请参阅适用[DeleteAutoScalingGroup](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)于 S *AP 的AWS SDK ABAP API 参考*。 ### `DescribeAutoScalingGroups` `DescribeAutoScalingGroups` 以下代码示例演示了如何使用 `DescribeAutoScalingGroups`。 **适用于 SAP ABAP 的 SDK** 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/asc#code-examples)中查找完整示例，了解如何进行设置和运行。 ``` DATA lt_group_names TYPE /aws1/cl_ascautoscgroupnames_w=>tt_autoscalinggroupnames. DATA lo_group_name TYPE REF TO /aws1/cl_ascautoscgroupnames_w. " Example: iv_group_name = 'my-auto-scaling-group' TRY. " Build group names parameter CREATE OBJECT lo_group_name EXPORTING iv_value = iv_group_name. APPEND lo_group_name TO lt_group_names. " Describe the Auto Scaling group DATA(lo_output) = ao_asc->describeautoscalinggroups( it_autoscalinggroupnames = lt_group_names ). " Return the first (and only) group in the result DATA(lt_groups) = lo_output->get_autoscalinggroups( ). IF lines( lt_groups ) > 0. READ TABLE lt_groups INDEX 1 INTO DATA(lo_group). oo_output = lo_group. ENDIF. MESSAGE 'Auto Scaling group information retrieved successfully' TYPE 'I'. CATCH /aws1/cx_ascresrccontionfault INTO DATA(lo_contention). RAISE EXCEPTION lo_contention. CATCH /aws1/cx_rt_generic INTO DATA(lo_generic_exception). RAISE EXCEPTION lo_generic_exception. ENDTRY. ``` + 有关 API 的详细信息，请参阅适用[DescribeAutoScalingGroups](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)于 S *AP 的AWS SDK ABAP API 参考*。 ### `DescribeAutoScalingInstances` `DescribeAutoScalingInstances` 以下代码示例演示了如何使用 `DescribeAutoScalingInstances`。 **适用于 SAP ABAP 的 SDK** 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/asc#code-examples)中查找完整示例，了解如何进行设置和运行。 ``` " Example: it_instance_ids contains a list of instance IDs TRY. DATA(lo_output) = ao_asc->describeautoscalinginstances( it_instanceids = it_instance_ids ). ot_output = lo_output->get_autoscalinginstances( ). MESSAGE 'Auto Scaling instances information retrieved successfully' TYPE 'I'. CATCH /aws1/cx_ascresrccontionfault INTO DATA(lo_contention). RAISE EXCEPTION lo_contention. CATCH /aws1/cx_rt_generic INTO DATA(lo_generic_exception). RAISE EXCEPTION lo_generic_exception. ENDTRY. ``` + 有关 API 的详细信息，请参阅适用[DescribeAutoScalingInstances](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)于 S *AP 的AWS SDK ABAP API 参考*。 ### `DescribeScalingActivities` `DescribeScalingActivities` 以下代码示例演示了如何使用 `DescribeScalingActivities`。 **适用于 SAP ABAP 的 SDK** 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/asc#code-examples)中查找完整示例，了解如何进行设置和运行。 ``` " Example: iv_group_name = 'my-auto-scaling-group' TRY. DATA(lo_output) = ao_asc->describescalingactivities( iv_autoscalinggroupname = iv_group_name ). ot_output = lo_output->get_activities( ). MESSAGE 'Scaling activities retrieved successfully' TYPE 'I'. CATCH /aws1/cx_ascresrccontionfault INTO DATA(lo_contention). RAISE EXCEPTION lo_contention. CATCH /aws1/cx_rt_generic INTO DATA(lo_generic_exception). RAISE EXCEPTION lo_generic_exception. ENDTRY. ``` + 有关 API 的详细信息，请参阅适用[DescribeScalingActivities](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)于 S *AP 的AWS SDK ABAP API 参考*。 ### `DisableMetricsCollection` `DisableMetricsCollection` 以下代码示例演示了如何使用 `DisableMetricsCollection`。 **适用于 SAP ABAP 的 SDK** 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/asc#code-examples)中查找完整示例，了解如何进行设置和运行。 ``` " Example: iv_group_name = 'my-auto-scaling-group' TRY. ao_asc->disablemetricscollection( iv_autoscalinggroupname = iv_group_name ). MESSAGE 'Metrics collection disabled successfully' TYPE 'I'. CATCH /aws1/cx_ascresrccontionfault INTO DATA(lo_contention). RAISE EXCEPTION lo_contention. CATCH /aws1/cx_rt_generic INTO DATA(lo_generic_exception). RAISE EXCEPTION lo_generic_exception. ENDTRY. ``` + 有关 API 的详细信息，请参阅适用[DisableMetricsCollection](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)于 S *AP 的AWS SDK ABAP API 参考*。 ### `EnableMetricsCollection` `EnableMetricsCollection` 以下代码示例演示了如何使用 `EnableMetricsCollection`。 **适用于 SAP ABAP 的 SDK** 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/asc#code-examples)中查找完整示例，了解如何进行设置和运行。 ``` " Example: iv_group_name = 'my-auto-scaling-group' " Example: it_metrics contains list of metrics like 'GroupMinSize', 'GroupMaxSize', etc. TRY. ao_asc->enablemetricscollection( iv_autoscalinggroupname = iv_group_name it_metrics = it_metrics iv_granularity = '1Minute' ). MESSAGE 'Metrics collection enabled successfully' TYPE 'I'. CATCH /aws1/cx_ascresrccontionfault INTO DATA(lo_contention). RAISE EXCEPTION lo_contention. CATCH /aws1/cx_rt_generic INTO DATA(lo_generic_exception). RAISE EXCEPTION lo_generic_exception. ENDTRY. ``` + 有关 API 的详细信息，请参阅适用[EnableMetricsCollection](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)于 S *AP 的AWS SDK ABAP API 参考*。 ### `SetDesiredCapacity` `SetDesiredCapacity` 以下代码示例演示了如何使用 `SetDesiredCapacity`。 **适用于 SAP ABAP 的 SDK** 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/asc#code-examples)中查找完整示例，了解如何进行设置和运行。 ``` " Example: iv_group_name = 'my-auto-scaling-group' " Example: iv_capacity = 2 TRY. ao_asc->setdesiredcapacity( iv_autoscalinggroupname = iv_group_name iv_desiredcapacity = iv_capacity iv_honorcooldown = abap_false ). MESSAGE 'Desired capacity set successfully' TYPE 'I'. CATCH /aws1/cx_ascscaactivityinprg00 INTO DATA(lo_activity_in_progress). RAISE EXCEPTION lo_activity_in_progress. CATCH /aws1/cx_rt_generic INTO DATA(lo_generic_exception). RAISE EXCEPTION lo_generic_exception. ENDTRY. ``` + 有关 API 的详细信息，请参阅适用[SetDesiredCapacity](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)于 S *AP 的AWS SDK ABAP API 参考*。 ### `TerminateInstanceInAutoScalingGroup` `TerminateInstanceInAutoScalingGroup` 以下代码示例演示了如何使用 `TerminateInstanceInAutoScalingGroup`。 **适用于 SAP ABAP 的 SDK** 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/asc#code-examples)中查找完整示例，了解如何进行设置和运行。 ``` " Example: iv_instance_id = 'i-1234567890abcdef0' " Example: iv_decrease_capacity = abap_true TRY. DATA(lo_output) = ao_asc->terminateinstinautoscgroup( iv_instanceid = iv_instance_id iv_shoulddecrementdesiredcap = iv_decrease_capacity ). oo_output = lo_output->get_activity( ). MESSAGE 'Instance terminated successfully' TYPE 'I'. CATCH /aws1/cx_ascscaactivityinprg00 INTO DATA(lo_activity_in_progress). RAISE EXCEPTION lo_activity_in_progress. CATCH /aws1/cx_ascresrccontionfault INTO DATA(lo_contention). RAISE EXCEPTION lo_contention. CATCH /aws1/cx_rt_generic INTO DATA(lo_generic_exception). RAISE EXCEPTION lo_generic_exception. ENDTRY. ``` + 有关 API 的详细信息，请参阅适用[TerminateInstanceInAutoScalingGroup](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)于 S *AP 的AWS SDK ABAP API 参考*。 ### `UpdateAutoScalingGroup` `UpdateAutoScalingGroup` 以下代码示例演示了如何使用 `UpdateAutoScalingGroup`。 **适用于 SAP ABAP 的 SDK** 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/asc#code-examples)中查找完整示例，了解如何进行设置和运行。 ``` " Example: iv_group_name = 'my-auto-scaling-group' " Example: iv_max_size = 5 TRY. ao_asc->updateautoscalinggroup( iv_autoscalinggroupname = iv_group_name iv_maxsize = iv_max_size iv_minsize = iv_min_size ). MESSAGE 'Auto Scaling group updated successfully' TYPE 'I'. CATCH /aws1/cx_ascresrccontionfault INTO DATA(lo_contention). RAISE EXCEPTION lo_contention. CATCH /aws1/cx_ascscaactivityinprg00 INTO DATA(lo_activity_in_progress). RAISE EXCEPTION lo_activity_in_progress. CATCH /aws1/cx_rt_generic INTO DATA(lo_generic_exception). RAISE EXCEPTION lo_generic_exception. ENDTRY. ``` + 有关 API 的详细信息，请参阅适用[UpdateAutoScalingGroup](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)于 S *AP 的AWS SDK ABAP API 参考*。