本文為英文版的機器翻譯版本，如內容有任何歧義或不一致之處，概以英文版為準。

在第 3 AWS SDK for PHP 版中搭配 Amazon CloudWatch 警示使用警示動作

使用警示動作建立自動停止、終止、重新開機或復原 Amazon EC2 執行個體的警示。當執行個體不再需要執行，您可以使用停止或終止動作。您可以使用重新啟動和恢復動作來自動重新啟動這些執行個體。

下列範例示範如何：

所有的範例程式碼都可以AWS SDK for PHP在這裡取得 GitHub。

登入資料

在執行範例程式碼之前，請依照中的說明設定您的AWS認證憑證。然後匯入AWS SDK for PHP，如中所述基本使用。

啟用警示動作

匯入

require 'vendor/autoload.php';

use Aws\CloudWatch\CloudWatchClient;
use Aws\Exception\AwsException;

範例程式碼

function enableAlarmActions($cloudWatchClient, $alarmNames)
{
    try {
        $result = $cloudWatchClient->enableAlarmActions([
            'AlarmNames' => $alarmNames
        ]);

        if (isset($result['@metadata']['effectiveUri'])) {
            return 'At the effective URI of ' .
                $result['@metadata']['effectiveUri'] .
                ', actions for any matching alarms have been enabled.';
        } else {
            return'Actions for some matching alarms ' .
                'might not have been enabled.';
        }
    } catch (AwsException $e) {
        return 'Error: ' . $e->getAwsErrorMessage();
    }
}

function enableTheAlarmActions()
{
    $alarmNames = array('my-alarm');

    $cloudWatchClient = new CloudWatchClient([
        'profile' => 'default',
        'region' => 'us-east-1',
        'version' => '2010-08-01'
    ]);

    echo enableAlarmActions($cloudWatchClient, $alarmNames);
}

// Uncomment the following line to run this code in an AWS account.
// enableTheAlarmActions();

停用警示動作

匯入

require 'vendor/autoload.php';

use Aws\CloudWatch\CloudWatchClient;
use Aws\Exception\AwsException;

範例程式碼

function disableAlarmActions($cloudWatchClient, $alarmNames)
{
    try {
        $result = $cloudWatchClient->disableAlarmActions([
            'AlarmNames' => $alarmNames
        ]);

        if (isset($result['@metadata']['effectiveUri'])) {
            return 'At the effective URI of ' .
                $result['@metadata']['effectiveUri'] .
                ', actions for any matching alarms have been disabled.';
        } else {
            return 'Actions for some matching alarms ' .
                'might not have been disabled.';
        }
    } catch (AwsException $e) {
        return 'Error: ' . $e->getAwsErrorMessage();
    }
}

function disableTheAlarmActions()
{
    $alarmNames = array('my-alarm');

    $cloudWatchClient = new CloudWatchClient([
        'profile' => 'default',
        'region' => 'us-east-1',
        'version' => '2010-08-01'
    ]);

    echo disableAlarmActions($cloudWatchClient, $alarmNames);
}

// Uncomment the following line to run this code in an AWS account.
// disableTheAlarmActions();