# $Id$
#
# Copyright (C) 2014  Dragon Research Labs ("DRL")
# Portions copyright (C) 2009--2013  Internet Systems Consortium ("ISC")
# Portions copyright (C) 2007--2008  American Registry for Internet Numbers ("ARIN")
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notices and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND DRL, ISC, AND ARIN DISCLAIM ALL
# WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL DRL,
# ISC, OR ARIN BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
# CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
# OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
# NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
# WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

"""
Exception definitions for RPKI modules.
"""

class RPKI_Exception(Exception):
    "Base class for RPKI exceptions."

class NotInDatabase(RPKI_Exception):
    "Lookup failed for an object expected to be in the database."

class BadURISyntax(RPKI_Exception):
    "Illegal syntax for a URI."

class BadStatusCode(RPKI_Exception):
    "Unrecognized protocol status code."

class BadQuery(RPKI_Exception):
    "Unexpected protocol query."

class DBConsistancyError(RPKI_Exception):
    "Found multiple matches for a database query that shouldn't ever return that."

class CMSVerificationFailed(RPKI_Exception):
    "Verification of a CMS message failed."

class HTTPRequestFailed(RPKI_Exception):
    "HTTP request failed."

class DERObjectConversionError(RPKI_Exception):
    "Error trying to convert a DER-based object from one representation to another."

class NotACertificateChain(RPKI_Exception):
    "Certificates don't form a proper chain."

class BadContactURL(RPKI_Exception):
    "Error trying to parse contact URL."

class BadClassNameSyntax(RPKI_Exception):
    "Illegal syntax for a class_name."

class BadIssueResponse(RPKI_Exception):
    "issue_response PDU with wrong number of classes or certificates."

class NotImplementedYet(RPKI_Exception):
    "Internal error -- not implemented yet."

class BadPKCS10(RPKI_Exception):
    "Bad PKCS #10 object."

class UpstreamError(RPKI_Exception):
    "Received an error from upstream."

class ChildNotFound(RPKI_Exception):
    "Could not find specified child in database."

class BSCNotFound(RPKI_Exception):
    "Could not find specified BSC in database."

class BadSender(RPKI_Exception):
    "Unexpected XML sender value."

class ClassNameMismatch(RPKI_Exception):
    "class_name does not match child context."

class ClassNameUnknown(RPKI_Exception):
    "Unknown class_name."

class SKIMismatch(RPKI_Exception):
    "SKI value in response does not match request."

class SubprocessError(RPKI_Exception):
    "Subprocess returned unexpected error."

class BadIRDBReply(RPKI_Exception):
    "Unexpected reply to IRDB query."

class NotFound(RPKI_Exception):
    "Object not found in database."

class MustBePrefix(RPKI_Exception):
    "Resource range cannot be expressed as a prefix."

class TLSValidationError(RPKI_Exception):
    "TLS certificate validation error."

class MultipleTLSEECert(TLSValidationError):
    "Received more than one TLS EE certificate."

class ReceivedTLSCACert(TLSValidationError):
    "Received CA certificate via TLS."

class WrongEContentType(RPKI_Exception):
    "Received wrong CMS eContentType."

class EmptyPEM(RPKI_Exception):
    "Couldn't find PEM block to convert."

class UnexpectedCMSCerts(RPKI_Exception):
    "Received CMS certs when not expecting any."

class UnexpectedCMSCRLs(RPKI_Exception):
    "Received CMS CRLs when not expecting any."

class MissingCMSEEcert(RPKI_Exception):
    "Didn't receive CMS EE cert when expecting one."

class MissingCMSCRL(RPKI_Exception):
    "Didn't receive CMS CRL when expecting one."

class UnparsableCMSDER(RPKI_Exception):
    "Alleged CMS DER wasn't parsable."

class CMSCRLNotSet(RPKI_Exception):
    "CMS CRL has not been configured."

class ServerShuttingDown(RPKI_Exception):
    "Server is shutting down."

class NoActiveCA(RPKI_Exception):
    "No active ca_detail for specified class."

class BadClientURL(RPKI_Exception):
    "URL given to HTTP client does not match profile."

class ClientNotFound(RPKI_Exception):
    "Could not find specified client in database."

class BadExtension(RPKI_Exception):
    "Forbidden X.509 extension."

class ForbiddenURI(RPKI_Exception):
    "Forbidden URI, does not start with correct base URI."

class HTTPClientAborted(RPKI_Exception):
    "HTTP client connection closed while in request-sent state."

class BadPublicationReply(RPKI_Exception):
    "Unexpected reply to publication query."

class DuplicateObject(RPKI_Exception):
    "Attempt to create an object that already exists."

class EmptyROAPrefixList(RPKI_Exception):
    "Can't create ROA with an empty prefix list."

class NoCoveringCertForROA(RPKI_Exception):
    "Couldn't find a covering certificate to generate ROA."

class BSCNotReady(RPKI_Exception):
    "BSC not yet in a usable state, signing_cert not set."

class HTTPUnexpectedState(RPKI_Exception):
    "HTTP event occurred in an unexpected state."

class HTTPBadVersion(RPKI_Exception):
    "HTTP couldn't parse HTTP version."

class HandleTranslationError(RPKI_Exception):
    "Internal error translating protocol handle -> SQL id."

class NoObjectAtURI(RPKI_Exception):
    "No object published at specified URI."

class ExistingObjectAtURI(RPKI_Exception):
    "An object has already been published at specified URI."

class DifferentObjectAtURI(RPKI_Exception):
    "An object with a different hash exists at specified URI."

class CMSContentNotSet(RPKI_Exception):
    """
    Inner content of a CMS_object has not been set.  If object is known
    to be valid, the .extract() method should be able to set the
    content; otherwise, only the .verify() method (which checks
    signatures) is safe.
    """

class HTTPTimeout(RPKI_Exception):
    "HTTP connection timed out."

class BadIPResource(RPKI_Exception):
    "Parse failure for alleged IP resource string."

class BadROAPrefix(RPKI_Exception):
    "Parse failure for alleged ROA prefix string."

class CommandParseFailure(RPKI_Exception):
    "Failed to parse command line."

class CMSCertHasExpired(RPKI_Exception):
    "CMS certificate has expired."

class TrustedCMSCertHasExpired(RPKI_Exception):
    "Trusted CMS certificate has expired."

class MultipleCMSEECert(RPKI_Exception):
    "Can't have more than one CMS EE certificate in validation chain."

class ResourceOverlap(RPKI_Exception):
    "Overlapping resources in resource_set."

class CMSReplay(RPKI_Exception):
    "Possible CMS replay attack detected."

class PastNotAfter(RPKI_Exception):
    "Requested notAfter value is already in the past."

class NullValidityInterval(RPKI_Exception):
    "Requested validity interval is null."

class BadX510DN(RPKI_Exception):
    "X.510 distinguished name does not match profile."

class BadAutonomousSystemNumber(RPKI_Exception):
    "Bad AutonomousSystem number."

class WrongEKU(RPKI_Exception):
    "Extended Key Usage extension does not match profile."

class UnexpectedUpDownResponse(RPKI_Exception):
    "Up-down message is not of the expected type."

class BadContentType(RPKI_Exception):
    "Bad HTTP Content-Type."

class ResourceClassMismatch(RPKI_Exception):
    "Up-down resource class does not match."

class IRDBExpired(RPKI_Exception):
    "Back-end database record has expired."