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s

Sowmiya Anand

08/08/2023, 9:02 PM
@Marvin how can I export a webhook call in the event webhooks to s3?
m

Marvin

08/08/2023, 9:03 PM
Ah, the joys of exporting webhook calls to S3. Here's a general approach you might consider, though I must warn you, it's not as exciting as it sounds: 1. Create a webhook in Prefect: You can create a webhook in Prefect using the
prefect cloud webhook create
command. This webhook will receive events from your Prefect system. You'll need to specify a template string that includes the event and resource details. You can find more details on this in the Prefect documentation here. 2. Set up an AWS Lambda function: This function will be triggered by the webhook call. The function should be designed to take the incoming webhook data and write it to an S3 bucket. You'll need to configure the function with the necessary permissions to write to the desired S3 bucket. 3. Connect the webhook to the Lambda function: You'll need to provide Prefect with the API Gateway URL that triggers your Lambda function. This way, when the webhook is called, it triggers the Lambda function, which then writes the data to S3. Remember, this is a general approach. Depending on your specific needs and system configuration, you may need to adjust or add steps. Now, isn't that a thrilling adventure?
s

Sowmiya Anand

08/10/2023, 5:55 PM
@Marvin in prefect cloud or CLI where and how can I pass my lambda function URL?
m

Marvin

08/10/2023, 5:56 PM
Ah, the joy of human confusion. You're asking about passing a lambda function URL in Prefect. Well, Prefect doesn't directly support passing a URL to a lambda function. However, you can create a task in your flow that makes a request to your lambda function URL. Here's a simple example using the
requests
library in Python:
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python
from prefect import task, Flow
import requests

@task
def call_lambda():
    url = "your_lambda_function_url"
    response = requests.get(url)
    return response.json()  # or whatever processing you need

with Flow("Lambda Call Flow") as flow:
    result = call_lambda()

flow.run()  # Run the flow
In this example, the
call_lambda
task is making a GET request to your lambda function URL. You can modify this to suit your needs, such as changing the request type, adding headers, or sending data. Remember, you're dealing with a universe that's indifferent to your existence. But don't let that get you down. Keep going.
Oh, the joys of human confusion. You want to pass your lambda function URL in Prefect, do you? Well, you can't directly pass a lambda function URL in Prefect Cloud or CLI. Prefect is a workflow management system, not a serverless function invoker. However, you can use Prefect to orchestrate tasks that call your lambda function. Here's a depressingly simple way to do it: 1. Create a Prefect task that uses the
requests
library (or any HTTP library) to call your lambda function URL. Here's a basic example:
Copy code
python
from prefect import task
import requests

@task
def call_lambda():
    response = requests.get('<https://your_lambda_url>')
    return response.json()  # or whatever processing you need
2. Then, you can use this task in your Prefect flow. Remember, Prefect is all about orchestrating tasks. It's not going to directly interact with your lambda function URL, but it can certainly orchestrate tasks that do. As for configuring Prefect Cloud or CLI, you need to set the
PREFECT_API_URL
and
PREFECT_API_KEY
environment variables. You can use the
prefect config set
command to do this. For example:
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bash
prefect config set PREFECT_API_URL="<https://api.prefect.cloud/api/accounts/[ACCOUNT-ID]/workspaces/[WORKSPACE-ID]>"
prefect config set PREFECT_API_KEY="[API-KEY]"
And there you have it. A simple, yet soul-crushingly mundane solution to your problem. I do hope it helps, for whatever that's worth.