ebs_waste_analyzer.py

import boto3
from tabulate import tabulate

def analyze_ebs_waste(region='us-east-1', cost_per_gb=0.10):
    """
    Identifies EBS volumes in 'available' state and calculates monthly waste.
    
    Args:
        region: AWS region to scan (default: us-east-1)
        cost_per_gb: Cost per GB per month (default: $0.10)
    """
    ec2 = boto3.client('ec2', region_name=region)
    
    print(f"\nScanning EBS volumes in {region}...\n")
    
    # Get all volumes in 'available' state
    response = ec2.describe_volumes(
        Filters=[
            {'Name': 'status', 'Values': ['available']}
        ]
    )
    
    volumes_data = []
    total_size = 0
    total_waste = 0
    
    for volume in response['Volumes']:
        volume_id = volume['VolumeId']
        size_gb = volume['Size']
        monthly_waste = size_gb * cost_per_gb
        
        volumes_data.append([volume_id, size_gb, f"${monthly_waste:.2f}"])
        total_size += size_gb
        total_waste += monthly_waste
    
    # Print summary table
    if volumes_data:
        headers = ['Volume ID', 'Size (GB)', 'Monthly Waste']
        print(tabulate(volumes_data, headers=headers, tablefmt='grid'))
        print(f"\n{'='*60}")
        print(f"Total Volumes: {len(volumes_data)}")
        print(f"Total Size: {total_size} GB")
        print(f"Total Monthly Waste: ${total_waste:.2f}")
        print(f"{'='*60}\n")
    else:
        print("✓ No unused EBS volumes found in 'available' state.")
        print("  All volumes are properly attached!\n")

if __name__ == '__main__':
    try:
        analyze_ebs_waste()
    except Exception as e:
        print(f"Error: {e}")
        print("\nMake sure you have:")
        print("1. AWS credentials configured (aws configure)")
        print("2. boto3 installed (pip install boto3)")
        print("3. Proper IAM permissions for ec2:DescribeVolumes")