125 lines
4.6 KiB
Python
125 lines
4.6 KiB
Python
from enum import Enum
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from flask import url_for
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from auth.auth_context import get_authenticated_user
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class ApiErrorType(Enum):
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external_service_timeout = 'external_service_timeout'
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invalid_request = 'invalid_request'
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invalid_response = 'invalid_response'
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invalid_token = 'invalid_token'
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expired_token = 'expired_token'
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insufficient_scope = 'insufficient_scope'
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fresh_login_required = 'fresh_login_required'
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exceeds_license = 'exceeds_license'
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not_found = 'not_found'
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downstream_issue = 'downstream_issue'
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ERROR_DESCRIPTION = {
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ApiErrorType.external_service_timeout.value: "An external service timed out. Retrying the request may resolve the issue.",
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ApiErrorType.invalid_request.value: "The request was invalid. It may have contained invalid values or was improperly formatted.",
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ApiErrorType.invalid_response.value: "The response was invalid.",
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ApiErrorType.invalid_token.value: "The access token provided was invalid.",
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ApiErrorType.expired_token.value: "The access token provided has expired.",
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ApiErrorType.insufficient_scope.value: "The access token did not have sufficient scope to access the requested resource.",
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ApiErrorType.fresh_login_required.value: "The action requires a fresh login to succeed.",
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ApiErrorType.exceeds_license.value: "The action was refused because the current license does not allow it.",
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ApiErrorType.not_found.value: "The resource was not found.",
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ApiErrorType.downstream_issue.value: "An error occurred in a downstream service.",
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}
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class ApiException(Exception):
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"""
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o "type" (string) - A URI reference that identifies the
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problem type.
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o "title" (string) - A short, human-readable summary of the problem
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type. It SHOULD NOT change from occurrence to occurrence of the
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problem, except for purposes of localization
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o "status" (number) - The HTTP status code
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o "detail" (string) - A human-readable explanation specific to this
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occurrence of the problem.
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o "instance" (string) - A URI reference that identifies the specific
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occurrence of the problem. It may or may not yield further
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information if dereferenced.
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"""
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def __init__(self, error_type, status_code, error_description, payload=None):
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Exception.__init__(self)
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self.error_description = error_description
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self.status_code = status_code
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self.payload = payload
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self.error_type = error_type
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print(self)
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def to_dict(self):
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rv = dict(self.payload or ())
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if self.error_description is not None:
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rv['detail'] = self.error_description
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rv['title'] = self.error_type.value
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rv['type'] = url_for('error', error_type=self.error_type.value, _external=True)
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rv['status'] = self.status_code
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return rv
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class ExternalServiceTimeout(ApiException):
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def __init__(self, error_description, payload=None):
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ApiException.__init__(self, ApiErrorType.external_service_timeout, 520, error_description, payload)
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class InvalidRequest(ApiException):
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def __init__(self, error_description, payload=None):
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ApiException.__init__(self, ApiErrorType.invalid_request, 400, error_description, payload)
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class InvalidResponse(ApiException):
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def __init__(self, error_description, payload=None):
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ApiException.__init__(self, ApiErrorType.invalid_response, 400, error_description, payload)
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class InvalidToken(ApiException):
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def __init__(self, error_description, payload=None):
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ApiException.__init__(self, ApiErrorType.invalid_token, 401, error_description, payload)
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class ExpiredToken(ApiException):
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def __init__(self, error_description, payload=None):
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ApiException.__init__(self, ApiErrorType.expired_token, 401, error_description, payload)
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class Unauthorized(ApiException):
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def __init__(self, payload=None):
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user = get_authenticated_user()
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if user is None or user.organization:
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ApiException.__init__(self, ApiErrorType.invalid_token, 401, "Requires authentication", payload)
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else:
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ApiException.__init__(self, ApiErrorType.insufficient_scope, 403, 'Unauthorized', payload)
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class FreshLoginRequired(ApiException):
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def __init__(self, payload=None):
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ApiException.__init__(self, ApiErrorType.fresh_login_required, 401, "Requires fresh login", payload)
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class ExceedsLicenseException(ApiException):
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def __init__(self, payload=None):
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ApiException.__init__(self, ApiErrorType.exceeds_license, 402, 'Payment Required', payload)
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class NotFound(ApiException):
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def __init__(self, payload=None):
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ApiException.__init__(self, ApiErrorType.not_found, 404, 'Not Found', payload)
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class DownstreamIssue(ApiException):
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def __init__(self, payload=None):
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ApiException.__init__(self, ApiErrorType.downstream_issue, 520, 'Downstream Issue', payload)
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