Truework S3 Antivirus

Link to the Truework blog post for more details

https://blog.truework.com/2018-07-09-s3-antivirus-lambda-function/

Building the Lambda function

chmod +x build_lambda.sh
./build_lambda.sh

The resulting file will be at

./lambda.zip

Environment variables available

You can customize some of the variable used throughout the program to your needs.

Mandatory variables:

CLAMAV_BUCKET_NAME - Bucket where the definitions are stored
PATH_TO_AV_DEFINITIONS - Folder where the definitions are stored.

Optional:

STATUS_CLEAN_FILE - Value used to indicate that the file scanned was clean (default: CLEAN)
STATUS_INFECTED_FILE - Value used to indicate that the file scanned was infected (default: INFECTED)
STATUS_ERROR_PROCESSING_FILE - Value used to indicate that there was an error scanning the file (default: ERROR)
VIRUS_SCAN_STATUS_KEY - Key used to store the result of the virus scan (default: virusScanStatus)
VIRUS_SCAN_TIMESTAMP_KEY - Key used to store  (default: virusScanTimestamp)

Additional information for Lambda configuration

clamscan and freshclam require sufficent resources - 1024MB is recommended for both.

S3 trigger should be configured via the lambda configuration and not via S3 events.

Contributors

• Jamie Lediet

License & Acknowledgements

The code is released under the Apache License 2.0, please find the details here: https://www.apache.org/licenses/LICENSE-2.0

Thanks for the Upside travel team who provided a good blueprint in Python.

https://github.com/upsidetravel/bucket-antivirus-function/