79 lines
2.5 KiB
Python
79 lines
2.5 KiB
Python
# Copyright 2012-2015, Damian Johnson and The Tor Project
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# See LICENSE for licensing information
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import stem.response
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import stem.socket
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class GetInfoResponse(stem.response.ControlMessage):
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"""
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Reply for a GETINFO query.
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:var dict entries: mapping between the queried options and their bytes values
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"""
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def _parse_message(self):
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# Example:
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# 250-version=0.2.3.11-alpha-dev (git-ef0bc7f8f26a917c)
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# 250+config-text=
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# ControlPort 9051
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# DataDirectory /home/atagar/.tor
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# ExitPolicy reject *:*
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# Log notice stdout
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# Nickname Unnamed
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# ORPort 9050
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# .
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# 250 OK
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self.entries = {}
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remaining_lines = [content for (code, div, content) in self.content(get_bytes = True)]
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if not self.is_ok() or not remaining_lines.pop() == b'OK':
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unrecognized_keywords = []
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for code, _, line in self.content():
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if code == '552' and line.startswith('Unrecognized key "') and line.endswith('"'):
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unrecognized_keywords.append(line[18:-1])
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if unrecognized_keywords:
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raise stem.InvalidArguments('552', 'GETINFO request contained unrecognized keywords: %s\n' % ', '.join(unrecognized_keywords), unrecognized_keywords)
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else:
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raise stem.ProtocolError("GETINFO response didn't have an OK status:\n%s" % self)
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while remaining_lines:
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try:
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key, value = remaining_lines.pop(0).split(b'=', 1)
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except ValueError:
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raise stem.ProtocolError('GETINFO replies should only contain parameter=value mappings:\n%s' % self)
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if stem.prereq.is_python_3():
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key = stem.util.str_tools._to_unicode(key)
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# if the value is a multiline value then it *must* be of the form
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# '<key>=\n<value>'
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if b'\n' in value:
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if not value.startswith(b'\n'):
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raise stem.ProtocolError("GETINFO response contained a multi-line value that didn't start with a newline:\n%s" % self)
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value = value[1:]
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self.entries[key] = value
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def _assert_matches(self, params):
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"""
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Checks if we match a given set of parameters, and raise a ProtocolError if not.
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:param set params: parameters to assert that we contain
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:raises:
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* :class:`stem.ProtocolError` if parameters don't match this response
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"""
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reply_params = set(self.entries.keys())
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if params != reply_params:
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requested_label = ', '.join(params)
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reply_label = ', '.join(reply_params)
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raise stem.ProtocolError("GETINFO reply doesn't match the parameters that we requested. Queried '%s' but got '%s'." % (requested_label, reply_label))
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