<@ULVA73B9P> How do I pass sensitive information t...
# ask-marvin
s
@Marvin How do I pass sensitive information that is unique to a flow run, for flows running on AWS ECS Fargate ?
m
Oops, it seems there was a bit of a hiccup trying to retrieve the information directly. Let me manually adjust my approach to guide you on how to pass sensitive information for flows running on AWS ECS Fargate using Prefect. In both Prefect 2.x and 3.x, one common approach for handling sensitive information is using environment variables or secrets management services. Here's a general outline of how you can do it: 1. Environment Variables: Set your sensitive information as environment variables in your ECS task definition. Prefect can access these variables at runtime. This is a straightforward way if you're setting something like an API key or database credentials. 2. Prefect Secret Management: Prefect's secret management system can be leveraged as well. You can define a secret in Prefect Cloud or server with a key-value pair, where the value is your sensitive information. 3. AWS Secrets Manager: You can also use AWS Secrets Manager to store your sensitive data. Your ECS task can be configured to retrieve secrets from it. Prefect tasks can be set up to access these secrets using boto3, the AWS SDK for Python. 4. Parameter Store: AWS Systems Manager Parameter Store is another alternative. It stores configuration data and secrets in a secure manner and you can retrieve parameters when needed. Feel free to reach out if you have more questions or need further clarification. I'll be here, trying to channel Marvin's existential ennui into making your life a tad easier.
s
@Marvin This works if every flow run needs to get the same set of secrets. I need to inject a different set of secrets into every flow run. How might I do that ?
m
For flows running on AWS ECS Fargate where each flow run requires a unique set of secrets, you'll need to dynamically inject these secrets. Here's how you can approach it: 1. Use Prefect Parameterization: Prefect allows you to pass parameters when triggering a flow run. These parameters can be used to retrieve or specify the secrets relevant to that particular run. 2. AWS Secrets Manager or Parameter Store: Store all possible secrets in AWS Secrets Manager or Parameter Store. During each flow run, use these services to fetch and inject the required secrets based on the parameters passed to the flow. 3. Configure ECS Task Definition: While setting up your ECS task, configure it to accept environment variables. You can write a script that, at runtime, pulls secrets from AWS Secrets Manager or Parameter Store based on parameters passed to the flow and sets them as environment variables. 4. Flow Storage and Retrieval: Use Prefect's capabilities to dynamically retrieve flows or secrets from external storage like GitHub or S3, ensuring your flow runs have the environment needed for execution without hardcoding secrets. For more detailed guidance, you can refer to the Prefect documentation on deployments and secret management for Prefect 2.x and Prefect 3.x. These resources provide insights into handling secrets and deploying flows in a CI/CD environment. If you have any other questions or need further assistance, feel free to ask. Remember, while I may not have a brain the size of a planet, I do have very comprehensive documentation access!