How to know who started or stopped EC2 instance using AWS Serverless application












0















We have developed an AWS Serverless Lambda application using dotnetcore to perform operations on EC2 Instances, say start or stop EC2 instance and integrated with Aws API Gateway.



serverless.template in dotnetcore application



"StartInstanceById" : {
"Type" : "AWS::Serverless::Function",
"Properties": {
"Handler": "EC2_Monitoring_Serverless::EC2_Monitoring_Serverless.Functions::StartInstanceById",
"Runtime": "dotnetcore2.1",
"CodeUri": "",
"MemorySize": 256,
"Timeout": 30,
"Role": "arn:aws:iam::2808xxxx1013:role/lamda_start_stop",
"Policies": [ "AWSLambdaBasicExecutionRole" ],
"Events": {
"PutResource": {
"Type": "Api",
"Properties": {
"Path": "/instances",
"Method": "Get"
}
}
}
}
}


The above Lambda function is working fine for starting ec2 instance when I invoking the API gateway url.



For calling these API's, We have created Angular 6 application and provided authentication using Aws Cognito Userpools.
So the cognito user logins into the website and gets all EC2 informations.



If the user wants to stop / start the EC2 instance, user will click on the particular button which invokes the relevant api gateway url of the lambda functions and It's working fine.



Now the question is who performed that action. After so much of research on stackoverflow and aws community forums for knowing who started or stopped the EC2 instances , I found Aws CloudTrail logs the information when user start or stopped the instance.



So I created a trail and I can see the logs in S3 buckets. But in every log I opened, I saw that the role "arn:aws:iam::2808xxxx1013:role/lamda_start_stop" is captured. I know this is because of the Lambda function. But I want to know who really stopped the instance.



Please advice how to capture user details!










share|improve this question























  • Why you want to start/stop ec2 with lambda? Better solution is to setup inside cloudwatch.

    – PPShein
    Nov 13 '18 at 10:43
















0















We have developed an AWS Serverless Lambda application using dotnetcore to perform operations on EC2 Instances, say start or stop EC2 instance and integrated with Aws API Gateway.



serverless.template in dotnetcore application



"StartInstanceById" : {
"Type" : "AWS::Serverless::Function",
"Properties": {
"Handler": "EC2_Monitoring_Serverless::EC2_Monitoring_Serverless.Functions::StartInstanceById",
"Runtime": "dotnetcore2.1",
"CodeUri": "",
"MemorySize": 256,
"Timeout": 30,
"Role": "arn:aws:iam::2808xxxx1013:role/lamda_start_stop",
"Policies": [ "AWSLambdaBasicExecutionRole" ],
"Events": {
"PutResource": {
"Type": "Api",
"Properties": {
"Path": "/instances",
"Method": "Get"
}
}
}
}
}


The above Lambda function is working fine for starting ec2 instance when I invoking the API gateway url.



For calling these API's, We have created Angular 6 application and provided authentication using Aws Cognito Userpools.
So the cognito user logins into the website and gets all EC2 informations.



If the user wants to stop / start the EC2 instance, user will click on the particular button which invokes the relevant api gateway url of the lambda functions and It's working fine.



Now the question is who performed that action. After so much of research on stackoverflow and aws community forums for knowing who started or stopped the EC2 instances , I found Aws CloudTrail logs the information when user start or stopped the instance.



So I created a trail and I can see the logs in S3 buckets. But in every log I opened, I saw that the role "arn:aws:iam::2808xxxx1013:role/lamda_start_stop" is captured. I know this is because of the Lambda function. But I want to know who really stopped the instance.



Please advice how to capture user details!










share|improve this question























  • Why you want to start/stop ec2 with lambda? Better solution is to setup inside cloudwatch.

    – PPShein
    Nov 13 '18 at 10:43














0












0








0








We have developed an AWS Serverless Lambda application using dotnetcore to perform operations on EC2 Instances, say start or stop EC2 instance and integrated with Aws API Gateway.



serverless.template in dotnetcore application



"StartInstanceById" : {
"Type" : "AWS::Serverless::Function",
"Properties": {
"Handler": "EC2_Monitoring_Serverless::EC2_Monitoring_Serverless.Functions::StartInstanceById",
"Runtime": "dotnetcore2.1",
"CodeUri": "",
"MemorySize": 256,
"Timeout": 30,
"Role": "arn:aws:iam::2808xxxx1013:role/lamda_start_stop",
"Policies": [ "AWSLambdaBasicExecutionRole" ],
"Events": {
"PutResource": {
"Type": "Api",
"Properties": {
"Path": "/instances",
"Method": "Get"
}
}
}
}
}


The above Lambda function is working fine for starting ec2 instance when I invoking the API gateway url.



For calling these API's, We have created Angular 6 application and provided authentication using Aws Cognito Userpools.
So the cognito user logins into the website and gets all EC2 informations.



If the user wants to stop / start the EC2 instance, user will click on the particular button which invokes the relevant api gateway url of the lambda functions and It's working fine.



Now the question is who performed that action. After so much of research on stackoverflow and aws community forums for knowing who started or stopped the EC2 instances , I found Aws CloudTrail logs the information when user start or stopped the instance.



So I created a trail and I can see the logs in S3 buckets. But in every log I opened, I saw that the role "arn:aws:iam::2808xxxx1013:role/lamda_start_stop" is captured. I know this is because of the Lambda function. But I want to know who really stopped the instance.



Please advice how to capture user details!










share|improve this question














We have developed an AWS Serverless Lambda application using dotnetcore to perform operations on EC2 Instances, say start or stop EC2 instance and integrated with Aws API Gateway.



serverless.template in dotnetcore application



"StartInstanceById" : {
"Type" : "AWS::Serverless::Function",
"Properties": {
"Handler": "EC2_Monitoring_Serverless::EC2_Monitoring_Serverless.Functions::StartInstanceById",
"Runtime": "dotnetcore2.1",
"CodeUri": "",
"MemorySize": 256,
"Timeout": 30,
"Role": "arn:aws:iam::2808xxxx1013:role/lamda_start_stop",
"Policies": [ "AWSLambdaBasicExecutionRole" ],
"Events": {
"PutResource": {
"Type": "Api",
"Properties": {
"Path": "/instances",
"Method": "Get"
}
}
}
}
}


The above Lambda function is working fine for starting ec2 instance when I invoking the API gateway url.



For calling these API's, We have created Angular 6 application and provided authentication using Aws Cognito Userpools.
So the cognito user logins into the website and gets all EC2 informations.



If the user wants to stop / start the EC2 instance, user will click on the particular button which invokes the relevant api gateway url of the lambda functions and It's working fine.



Now the question is who performed that action. After so much of research on stackoverflow and aws community forums for knowing who started or stopped the EC2 instances , I found Aws CloudTrail logs the information when user start or stopped the instance.



So I created a trail and I can see the logs in S3 buckets. But in every log I opened, I saw that the role "arn:aws:iam::2808xxxx1013:role/lamda_start_stop" is captured. I know this is because of the Lambda function. But I want to know who really stopped the instance.



Please advice how to capture user details!







amazon-web-services amazon-s3 amazon-ec2 aws-lambda aws-sdk






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asked Nov 13 '18 at 10:14









Naveen MNaveen M

11




11













  • Why you want to start/stop ec2 with lambda? Better solution is to setup inside cloudwatch.

    – PPShein
    Nov 13 '18 at 10:43



















  • Why you want to start/stop ec2 with lambda? Better solution is to setup inside cloudwatch.

    – PPShein
    Nov 13 '18 at 10:43

















Why you want to start/stop ec2 with lambda? Better solution is to setup inside cloudwatch.

– PPShein
Nov 13 '18 at 10:43





Why you want to start/stop ec2 with lambda? Better solution is to setup inside cloudwatch.

– PPShein
Nov 13 '18 at 10:43












1 Answer
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The reason lambda execution role is getting printed in cloudtrail, is because it has initiated the process to stop the ec2 instance. Here the role is assumed (instead of actual user).



To print your actual user, you need to implement logs at your lambda, which will print logs to Cloudwatch. You can get the actual user or any other custom information from those logs.






share|improve this answer























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    1 Answer
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    active

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    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    2














    The reason lambda execution role is getting printed in cloudtrail, is because it has initiated the process to stop the ec2 instance. Here the role is assumed (instead of actual user).



    To print your actual user, you need to implement logs at your lambda, which will print logs to Cloudwatch. You can get the actual user or any other custom information from those logs.






    share|improve this answer




























      2














      The reason lambda execution role is getting printed in cloudtrail, is because it has initiated the process to stop the ec2 instance. Here the role is assumed (instead of actual user).



      To print your actual user, you need to implement logs at your lambda, which will print logs to Cloudwatch. You can get the actual user or any other custom information from those logs.






      share|improve this answer


























        2












        2








        2







        The reason lambda execution role is getting printed in cloudtrail, is because it has initiated the process to stop the ec2 instance. Here the role is assumed (instead of actual user).



        To print your actual user, you need to implement logs at your lambda, which will print logs to Cloudwatch. You can get the actual user or any other custom information from those logs.






        share|improve this answer













        The reason lambda execution role is getting printed in cloudtrail, is because it has initiated the process to stop the ec2 instance. Here the role is assumed (instead of actual user).



        To print your actual user, you need to implement logs at your lambda, which will print logs to Cloudwatch. You can get the actual user or any other custom information from those logs.







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 13 '18 at 12:09









        Sangam BeloseSangam Belose

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