moto/moto/core/exceptions.py
2019-10-31 10:36:05 -07:00

121 lines
3.3 KiB
Python

from __future__ import unicode_literals
from werkzeug.exceptions import HTTPException
from jinja2 import DictLoader, Environment
SINGLE_ERROR_RESPONSE = """<?xml version="1.0" encoding="UTF-8"?>
<Error>
<Code>{{error_type}}</Code>
<Message>{{message}}</Message>
{% block extra %}{% endblock %}
<RequestID>7a62c49f-347e-4fc4-9331-6e8eEXAMPLE</RequestID>
</Error>
"""
ERROR_RESPONSE = """<?xml version="1.0" encoding="UTF-8"?>
<ErrorResponse>
<Errors>
<Error>
<Code>{{error_type}}</Code>
<Message>{{message}}</Message>
{% block extra %}{% endblock %}
</Error>
</Errors>
<RequestID>7a62c49f-347e-4fc4-9331-6e8eEXAMPLE</RequestID>
</ErrorResponse>
"""
ERROR_JSON_RESPONSE = """{
"message": "{{message}}",
"__type": "{{error_type}}"
}
"""
class RESTError(HTTPException):
code = 400
templates = {
"single_error": SINGLE_ERROR_RESPONSE,
"error": ERROR_RESPONSE,
"error_json": ERROR_JSON_RESPONSE,
}
def __init__(self, error_type, message, template="error", **kwargs):
super(RESTError, self).__init__()
env = Environment(loader=DictLoader(self.templates))
self.error_type = error_type
self.message = message
self.description = env.get_template(template).render(
error_type=error_type, message=message, **kwargs
)
class DryRunClientError(RESTError):
code = 400
class JsonRESTError(RESTError):
def __init__(self, error_type, message, template="error_json", **kwargs):
super(JsonRESTError, self).__init__(error_type, message, template, **kwargs)
def get_headers(self, *args, **kwargs):
return [("Content-Type", "application/json")]
def get_body(self, *args, **kwargs):
return self.description
class SignatureDoesNotMatchError(RESTError):
code = 403
def __init__(self):
super(SignatureDoesNotMatchError, self).__init__(
"SignatureDoesNotMatch",
"The request signature we calculated does not match the signature you provided. Check your AWS Secret Access Key and signing method. Consult the service documentation for details.",
)
class InvalidClientTokenIdError(RESTError):
code = 403
def __init__(self):
super(InvalidClientTokenIdError, self).__init__(
"InvalidClientTokenId",
"The security token included in the request is invalid.",
)
class AccessDeniedError(RESTError):
code = 403
def __init__(self, user_arn, action):
super(AccessDeniedError, self).__init__(
"AccessDenied",
"User: {user_arn} is not authorized to perform: {operation}".format(
user_arn=user_arn, operation=action
),
)
class AuthFailureError(RESTError):
code = 401
def __init__(self):
super(AuthFailureError, self).__init__(
"AuthFailure",
"AWS was not able to validate the provided access credentials",
)
class InvalidNextTokenException(JsonRESTError):
"""For AWS Config resource listing. This will be used by many different resource types, and so it is in moto.core."""
code = 400
def __init__(self):
super(InvalidNextTokenException, self).__init__(
"InvalidNextTokenException", "The nextToken provided is invalid"
)