Streaming AWS ELB Logs to Axiom via Lambda

Forward AWS Elastic Load Balancer logs to Axiom for analysis using a Lambda function.

Prerequisites

• Axiom account and API token
• AWS account with Lambda, S3, and ELB access
• ELB with access logging enabled

Setup

1. Enable ELB Logging

Via AWS Console:

• Go to ELB → Attributes
• Enable access logging
• Select S3 bucket

2. Deploy Lambda

# See lambda_function.py for the code

3. Configure Lambda

pip install requests -t .
zip -r function.zip .

Environment variables:

• AXIOM_API_TOKEN
• AXIOM_DATASET_NAME
• DATASET_NAME

4. Set Up Trigger

Add S3 trigger:

• Select ELB logs bucket
• Event: ObjectCreated

5. IAM Permissions

Add to Lambda role:

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "s3:GetObject"
            ],
            "Resource": "arn:aws:s3:::your-elb-logs-bucket/*"
        }
    ]
}

License

MIT