77 lines
2.2 KiB
Python
77 lines
2.2 KiB
Python
from http import HTTPStatus
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from typing import Any
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import requests
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from aws_lambda_powertools import Logger, Tracer
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from aws_lambda_powertools.event_handler.api_gateway import (
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APIGatewayHttpResolver,
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Response,
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)
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from aws_lambda_powertools.logging import correlation_paths
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from aws_lambda_powertools.utilities.typing import LambdaContext
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from layercake.dateutils import now
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from layercake.dynamodb import DynamoDBPersistenceLayer, KeyPair
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from boto3clients import dynamodb_client, s3_client
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from config import BUCKET_NAME, ENROLLMENT_TABLE
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from docuseal import headers
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logger = Logger(__name__)
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tracer = Tracer()
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app = APIGatewayHttpResolver(enable_validation=True)
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dyn = DynamoDBPersistenceLayer(ENROLLMENT_TABLE, dynamodb_client)
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@app.post('/')
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@tracer.capture_method
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def postback():
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json_body = app.current_event.json_body
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enrollment_id = json_body['data']['name']
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combined_document_url = json_body['data'].get('combined_document_url')
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if not combined_document_url:
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return Response(status_code=HTTPStatus.NO_CONTENT)
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try:
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r = requests.get(combined_document_url, headers=headers)
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r.raise_for_status()
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object_key = f'certs/{enrollment_id}.pdf'
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s3_uri = f's3://{BUCKET_NAME}/{object_key}'
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s3_client.put_object(
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Bucket=BUCKET_NAME,
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Key=object_key,
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Body=r.content,
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ContentType='application/pdf',
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)
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logger.debug(f'PDF uploaded successfully to {s3_uri}')
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except requests.exceptions.RequestException as exc:
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logger.exception(exc)
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raise
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dyn.update_item(
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key=KeyPair(enrollment_id, '0'),
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cond_expr='attribute_exists(sk)',
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update_expr='SET cert.s3_uri = :s3_uri, \
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cert.signed = :true, \
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updated_at = :now',
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expr_attr_values={
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':s3_uri': s3_uri,
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':true': True,
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':now': now(),
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},
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)
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return Response(status_code=HTTPStatus.NO_CONTENT)
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@logger.inject_lambda_context(correlation_id_path=correlation_paths.API_GATEWAY_HTTP)
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@tracer.capture_lambda_handler
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def lambda_handler(
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event: dict[str, Any],
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context: LambdaContext,
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) -> dict[str, Any]:
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return app.resolve(event, context)
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