From 6aaf5ba7ed0980c14bdc554fc8839a2126455ed5 Mon Sep 17 00:00:00 2001 From: Lennart Weller Date: Mon, 18 Sep 2017 00:17:33 +0200 Subject: New upstream version 1.8.0+dfsg --- python.d/python_modules/urllib3/exceptions.py | 246 ++++++++++++++++++++++++++ 1 file changed, 246 insertions(+) create mode 100644 python.d/python_modules/urllib3/exceptions.py (limited to 'python.d/python_modules/urllib3/exceptions.py') diff --git a/python.d/python_modules/urllib3/exceptions.py b/python.d/python_modules/urllib3/exceptions.py new file mode 100644 index 000000000..6c4be5810 --- /dev/null +++ b/python.d/python_modules/urllib3/exceptions.py @@ -0,0 +1,246 @@ +from __future__ import absolute_import +from .packages.six.moves.http_client import ( + IncompleteRead as httplib_IncompleteRead +) +# Base Exceptions + + +class HTTPError(Exception): + "Base exception used by this module." + pass + + +class HTTPWarning(Warning): + "Base warning used by this module." + pass + + +class PoolError(HTTPError): + "Base exception for errors caused within a pool." + def __init__(self, pool, message): + self.pool = pool + HTTPError.__init__(self, "%s: %s" % (pool, message)) + + def __reduce__(self): + # For pickling purposes. + return self.__class__, (None, None) + + +class RequestError(PoolError): + "Base exception for PoolErrors that have associated URLs." + def __init__(self, pool, url, message): + self.url = url + PoolError.__init__(self, pool, message) + + def __reduce__(self): + # For pickling purposes. + return self.__class__, (None, self.url, None) + + +class SSLError(HTTPError): + "Raised when SSL certificate fails in an HTTPS connection." + pass + + +class ProxyError(HTTPError): + "Raised when the connection to a proxy fails." + pass + + +class DecodeError(HTTPError): + "Raised when automatic decoding based on Content-Type fails." + pass + + +class ProtocolError(HTTPError): + "Raised when something unexpected happens mid-request/response." + pass + + +#: Renamed to ProtocolError but aliased for backwards compatibility. +ConnectionError = ProtocolError + + +# Leaf Exceptions + +class MaxRetryError(RequestError): + """Raised when the maximum number of retries is exceeded. + + :param pool: The connection pool + :type pool: :class:`~urllib3.connectionpool.HTTPConnectionPool` + :param string url: The requested Url + :param exceptions.Exception reason: The underlying error + + """ + + def __init__(self, pool, url, reason=None): + self.reason = reason + + message = "Max retries exceeded with url: %s (Caused by %r)" % ( + url, reason) + + RequestError.__init__(self, pool, url, message) + + +class HostChangedError(RequestError): + "Raised when an existing pool gets a request for a foreign host." + + def __init__(self, pool, url, retries=3): + message = "Tried to open a foreign host with url: %s" % url + RequestError.__init__(self, pool, url, message) + self.retries = retries + + +class TimeoutStateError(HTTPError): + """ Raised when passing an invalid state to a timeout """ + pass + + +class TimeoutError(HTTPError): + """ Raised when a socket timeout error occurs. + + Catching this error will catch both :exc:`ReadTimeoutErrors + ` and :exc:`ConnectTimeoutErrors `. + """ + pass + + +class ReadTimeoutError(TimeoutError, RequestError): + "Raised when a socket timeout occurs while receiving data from a server" + pass + + +# This timeout error does not have a URL attached and needs to inherit from the +# base HTTPError +class ConnectTimeoutError(TimeoutError): + "Raised when a socket timeout occurs while connecting to a server" + pass + + +class NewConnectionError(ConnectTimeoutError, PoolError): + "Raised when we fail to establish a new connection. Usually ECONNREFUSED." + pass + + +class EmptyPoolError(PoolError): + "Raised when a pool runs out of connections and no more are allowed." + pass + + +class ClosedPoolError(PoolError): + "Raised when a request enters a pool after the pool has been closed." + pass + + +class LocationValueError(ValueError, HTTPError): + "Raised when there is something wrong with a given URL input." + pass + + +class LocationParseError(LocationValueError): + "Raised when get_host or similar fails to parse the URL input." + + def __init__(self, location): + message = "Failed to parse: %s" % location + HTTPError.__init__(self, message) + + self.location = location + + +class ResponseError(HTTPError): + "Used as a container for an error reason supplied in a MaxRetryError." + GENERIC_ERROR = 'too many error responses' + SPECIFIC_ERROR = 'too many {status_code} error responses' + + +class SecurityWarning(HTTPWarning): + "Warned when perfoming security reducing actions" + pass + + +class SubjectAltNameWarning(SecurityWarning): + "Warned when connecting to a host with a certificate missing a SAN." + pass + + +class InsecureRequestWarning(SecurityWarning): + "Warned when making an unverified HTTPS request." + pass + + +class SystemTimeWarning(SecurityWarning): + "Warned when system time is suspected to be wrong" + pass + + +class InsecurePlatformWarning(SecurityWarning): + "Warned when certain SSL configuration is not available on a platform." + pass + + +class SNIMissingWarning(HTTPWarning): + "Warned when making a HTTPS request without SNI available." + pass + + +class DependencyWarning(HTTPWarning): + """ + Warned when an attempt is made to import a module with missing optional + dependencies. + """ + pass + + +class ResponseNotChunked(ProtocolError, ValueError): + "Response needs to be chunked in order to read it as chunks." + pass + + +class BodyNotHttplibCompatible(HTTPError): + """ + Body should be httplib.HTTPResponse like (have an fp attribute which + returns raw chunks) for read_chunked(). + """ + pass + + +class IncompleteRead(HTTPError, httplib_IncompleteRead): + """ + Response length doesn't match expected Content-Length + + Subclass of http_client.IncompleteRead to allow int value + for `partial` to avoid creating large objects on streamed + reads. + """ + def __init__(self, partial, expected): + super(IncompleteRead, self).__init__(partial, expected) + + def __repr__(self): + return ('IncompleteRead(%i bytes read, ' + '%i more expected)' % (self.partial, self.expected)) + + +class InvalidHeader(HTTPError): + "The header provided was somehow invalid." + pass + + +class ProxySchemeUnknown(AssertionError, ValueError): + "ProxyManager does not support the supplied scheme" + # TODO(t-8ch): Stop inheriting from AssertionError in v2.0. + + def __init__(self, scheme): + message = "Not supported proxy scheme %s" % scheme + super(ProxySchemeUnknown, self).__init__(message) + + +class HeaderParsingError(HTTPError): + "Raised by assert_header_parsing, but we convert it to a log.warning statement." + def __init__(self, defects, unparsed_data): + message = '%s, unparsed data: %r' % (defects or 'Unknown', unparsed_data) + super(HeaderParsingError, self).__init__(message) + + +class UnrewindableBodyError(HTTPError): + "urllib3 encountered an error when trying to rewind a body" + pass -- cgit v1.2.3