来自 cloudwatch 警报电子邮件的 aws lambda 函数名称答案

【问题标题】：name of aws lambda function from cloudwatch alarm email来自 cloudwatch 警报电子邮件的 aws lambda 函数名称
【发布时间】：2021-01-22 21:43:23
【问题描述】：

我已配置 AWS CloudWatch 警报，当任何 lambda 函数出现任何错误时，它会向我发送电子邮件。

我想检查电子邮件中发生错误的 Lambda 函数的名称，有什么办法吗？

【问题讨论】：

标签： amazon-web-services aws-lambda amazon-cloudwatch

【解决方案1】：

如果失败，您会收到包括函数名称在内的所有信息。下面是一个失败的示例事件。所以你必须编写一些代码从这个事件中提取信息，然后发送电子邮件。

看看这篇博文How to get notified on specific Lambda function error patterns using CloudWatch你可以使用。

{
    "version": "0",
    "id": "66b5bd02-ac25-e43f-f8b9-da1ff0568d75",
    "detail-type": "AWS API Call via CloudTrail",
    "source": "aws.lambda",
    "account": "1234567890",
    "time": "2021-01-22T13:36:29Z",
    "region": "us-east-1",
    "resources": [],
    "detail": {
        "eventVersion": "1.08",
        "userIdentity": {
            "type": "IAMUser",
            "principalId": "fsfdsfdsfsd",
            "arn": "arn:aws:iam::1234567890:user/myusername",
            "accountId": "1234567890",
            "accessKeyId": "adsadasdasdsadas",
            "userName": "myusername",
            "sessionContext": {
                "sessionIssuer": {},
                "webIdFederationData": {},
                "attributes": {
                    "mfaAuthenticated": "true",
                    "creationDate": "2021-01-22T09:40:15Z"
                }
            }
        },
        "eventTime": "2021-01-22T13:36:29Z",
        "eventSource": "lambda.amazonaws.com",
        "eventName": "UpdateFunctionCode20150331v2",
        "awsRegion": "us-east-1",
        "sourceIPAddress": "192.168.1.1",
        "userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.2 Safari/605.1.15",
        "requestParameters": {
            "functionName": "arn:aws:lambda:us-east-1:1234567890:function:myfunction",
            "publish": false,
            "dryRun": false
        },
        "responseElements": {
            "functionName": "myfunction",
            "functionArn": "arn:aws:lambda:us-east-1:1234567890:function:myfunction",
            "runtime": "python3.7",
            "role": "arn:aws:iam::1234567890:role/service-role/myfunction-role-c1brzxg3",
            "handler": "lambda_function.lambda_handler",
            "codeSize": 197,
            "description": "A starter AWS Lambda function.",
            "timeout": 3,
            "memorySize": 128,
            "lastModified": "2021-01-22T13:36:29.377+0000",
            "codeSha256": "durTPkHgnBr2hM1tLnybH0mey0AifhFCEbT0Qdteus8=",
            "version": "$LATEST",
            "environment": {},
            "tracingConfig": {
                "mode": "PassThrough"
            },
            "revisionId": "3d7e813e-2da4-46ef-97e8-05beeb49d01c",
            "state": "Active",
            "lastUpdateStatus": "Successful",
            "packageType": "Zip"
        },
        "requestID": "7fd4d185-af44-4a9a-b463-648144f1aa12",
        "eventID": "77790729-9e12-440c-afa1-c5b1c611c876",
        "readOnly": false,
        "eventType": "AwsApiCall",
        "managementEvent": true,
        "eventCategory": "Management"
    }
}

【讨论】：

我创建的 cloudwatch 警报对所有 lambda 函数都有效，即如果任何 lambda 函数有任何错误，它将触发警报并向我发送电子邮件。在那封电子邮件中，我想要函数的名称，因为触发了警报。