Files
notifications-api/app/v2/errors.py
Kenneth Kehl 1ecb747c6d reformat
2023-08-29 14:54:30 -07:00

125 lines
3.8 KiB
Python

import json
from flask import current_app, jsonify, request
from jsonschema import ValidationError as JsonSchemaValidationError
from notifications_utils.recipients import InvalidEmailError
from sqlalchemy.exc import DataError
from sqlalchemy.orm.exc import NoResultFound
from app.authentication.auth import AuthError
from app.errors import InvalidRequest
class TooManyRequestsError(InvalidRequest):
status_code = 429
message_template = "Exceeded send limits ({}) for today"
def __init__(self, sending_limit):
self.message = self.message_template.format(sending_limit)
class TotalRequestsError(InvalidRequest):
status_code = 429
message_template = "Exceeded total application limits ({}) for today"
def __init__(self, sending_limit):
self.message = self.message_template.format(sending_limit)
class RateLimitError(InvalidRequest):
status_code = 429
message_template = (
"Exceeded rate limit for key type {} of {} requests per {} seconds"
)
def __init__(self, sending_limit, interval, key_type):
# normal keys are spoken of as "live" in the documentation
# so using this in the error messaging
if key_type == "normal":
key_type = "live"
self.message = self.message_template.format(
key_type.upper(), sending_limit, interval
)
class BadRequestError(InvalidRequest):
message = "An error occurred"
def __init__(self, fields=None, message=None, status_code=400):
self.status_code = status_code
self.fields = fields or []
self.message = message if message else self.message
class ValidationError(InvalidRequest):
message = "Your notification has failed validation"
def __init__(self, fields=None, message=None, status_code=400):
self.status_code = status_code
self.fields = fields or []
self.message = message if message else self.message
def register_errors(blueprint):
@blueprint.errorhandler(InvalidEmailError)
def invalid_format(error):
# Please not that InvalidEmailError is re-raised for InvalidEmail or InvalidPhone,
# work should be done in the utils app to tidy up these errors.
current_app.logger.info(error)
return (
jsonify(
status_code=400,
errors=[{"error": error.__class__.__name__, "message": str(error)}],
),
400,
)
@blueprint.errorhandler(InvalidRequest)
def invalid_data(error):
current_app.logger.info(error)
response = jsonify(error.to_dict_v2()), error.status_code
return response
@blueprint.errorhandler(JsonSchemaValidationError)
def validation_error(error):
current_app.logger.info(error)
return jsonify(json.loads(error.message)), 400
@blueprint.errorhandler(NoResultFound)
@blueprint.errorhandler(DataError)
def no_result_found(e):
current_app.logger.info(e)
return (
jsonify(
status_code=404,
errors=[{"error": e.__class__.__name__, "message": "No result found"}],
),
404,
)
@blueprint.errorhandler(AuthError)
def auth_error(error):
current_app.logger.info(
"API AuthError, client: {} error: {}".format(
request.headers.get("User-Agent"), error
)
)
return jsonify(error.to_dict_v2()), error.code
@blueprint.errorhandler(Exception)
def internal_server_error(error):
current_app.logger.exception(error)
return (
jsonify(
status_code=500,
errors=[
{
"error": error.__class__.__name__,
"message": "Internal server error",
}
],
),
500,
)