mirror of
https://github.com/GSA/notifications-api.git
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e1d150a882
Daily schedule task to check ack file against zip file lists if we haven't receive ack for a zip file, raise a 500 exception
62 lines
2.0 KiB
Python
62 lines
2.0 KiB
Python
import json
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from functools import wraps
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from flask import (
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Blueprint,
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jsonify,
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request,
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current_app
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)
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from app.celery.tasks import update_letter_notifications_statuses
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from app.v2.errors import register_errors
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from app.notifications.utils import autoconfirm_subscription
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from app.schema_validation import validate
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from app.config import QueueNames
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letter_callback_blueprint = Blueprint('notifications_letter_callback', __name__)
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register_errors(letter_callback_blueprint)
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dvla_sns_callback_schema = {
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"$schema": "http://json-schema.org/draft-04/schema#",
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"description": "sns callback received on s3 update",
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"type": "object",
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"title": "dvla internal sns callback",
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"properties": {
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"Type": {"enum": ["Notification", "SubscriptionConfirmation"]},
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"MessageId": {"type": "string"},
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"Message": {"type": ["string", "object"]}
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},
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"required": ["Type", "MessageId", "Message"]
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}
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def validate_schema(schema):
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def decorator(f):
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@wraps(f)
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def wrapper(*args, **kw):
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validate(request.get_json(force=True), schema)
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return f(*args, **kw)
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return wrapper
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return decorator
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@letter_callback_blueprint.route('/notifications/letter/dvla', methods=['POST'])
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@validate_schema(dvla_sns_callback_schema)
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def process_letter_response():
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req_json = request.get_json(force=True)
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current_app.logger.info('Received SNS callback: {}'.format(req_json))
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if not autoconfirm_subscription(req_json):
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# The callback should have one record for an S3 Put Event.
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message = json.loads(req_json['Message'])
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filename = message['Records'][0]['s3']['object']['key']
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current_app.logger.info('Received file from DVLA: {}'.format(filename))
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if 'rs.txt' in filename.lower():
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update_letter_notifications_statuses.apply_async([filename], queue=QueueNames.NOTIFY)
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return jsonify(
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result="success", message="DVLA callback succeeded"
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), 200
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