Zoomcamp Projects Lambda

API for generating github repositories for Zoomcamp projects

Environment variables

Copy .envrc_template to .envrc and replace TODOs with the actual keys

Use direnv or $(cat .envrc) for populating the env variables

Lambda

Function name: automator-zoomcamp-projects

To publish a new version, use

make publish

To copy the env variables from local env to lambda, use

make update_env

API Gateway

• Type: HTTP API
• Route: ANY /{thepath+}
• Integration: lambda

SQS

• We use the queue for projects available for students
• We pre-register github repos, populate the queue when invoked, the students get a ready-to-use repo
• Queue name: zoomcamp-projects

Policy for the lambda function (example):

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "VisualEditor0",
            "Effect": "Allow",
            "Action": [
                "logs:CreateLogGroup"
            ],
            "Resource": [
                "arn:aws:logs:eu-west-1:387546586013:*"
            ]
        },
        {
            "Sid": "VisualEditor1",
            "Effect": "Allow",
            "Action": [
                "logs:CreateLogStream",
                "logs:PutLogEvents"
            ],
            "Resource": "arn:aws:logs:eu-west-1:387546586013:log-group:/aws/lambda/automator-zoomcamp-projects:*"
        },
        {
            "Sid": "VisualEditor2",
            "Effect": "Allow",
            "Action": [
                "sqs:DeleteMessage",
                "sqs:ReceiveMessage",
                "sqs:SendMessage",
                "sqs:CreateQueue"
            ],
            "Resource": [
                "arn:aws:sqs:eu-west-1:387546586013:zoomcamp-projects"
            ]
        }
    ]
}

DynamoDB

We want to know if a student has already been assigned a project