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100 lines
2.7 KiB
100 lines
2.7 KiB
4 years ago
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import logging
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import urllib.parse as parse
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class Helpers:
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@staticmethod
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def configure_logger(level=logging.INFO, handler=None):
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logger = Helpers.get_logger()
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if handler is None:
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handler = logging.StreamHandler()
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handler.setFormatter(
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logging.Formatter(
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'%(asctime)s - %(name)s - %(levelname)s - %(message)s'))
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handler.setLevel(level)
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logger.addHandler(handler)
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logger.setLevel(level)
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@staticmethod
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def get_logger():
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return logging.getLogger("SignalRCoreClient")
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@staticmethod
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def has_querystring(url):
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return "?" in url
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@staticmethod
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def split_querystring(url):
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parts = url.split("?")
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return parts[0], parts[1]
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@staticmethod
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def replace_scheme(
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url,
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root_scheme,
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source,
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secure_source,
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destination,
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secure_destination):
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url_parts = parse.urlsplit(url)
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if root_scheme not in url_parts.scheme:
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if url_parts.scheme == secure_source:
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url_parts = url_parts._replace(scheme=secure_destination)
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if url_parts.scheme == source:
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url_parts = url_parts._replace(scheme=destination)
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return parse.urlunsplit(url_parts)
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@staticmethod
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def websocket_to_http(url):
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return Helpers.replace_scheme(
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url,
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"http",
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"ws",
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"wss",
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"http",
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"https")
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@staticmethod
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def http_to_websocket(url):
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return Helpers.replace_scheme(
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url,
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"ws",
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"http",
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"https",
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"ws",
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"wss"
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)
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@staticmethod
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def get_negotiate_url(url):
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querystring = ""
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if Helpers.has_querystring(url):
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url, querystring = Helpers.split_querystring(url)
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url_parts = parse.urlsplit(Helpers.websocket_to_http(url))
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negotiate_suffix = "negotiate"\
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if url_parts.path.endswith('/')\
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else "/negotiate"
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url_parts = url_parts._replace(path=url_parts.path + negotiate_suffix)
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return parse.urlunsplit(url_parts) \
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if querystring == "" else\
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parse.urlunsplit(url_parts) + "?" + querystring
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@staticmethod
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def encode_connection_id(url, id):
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url_parts = parse.urlsplit(url)
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query_string_parts = parse.parse_qs(url_parts.query)
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query_string_parts["id"] = id
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url_parts = url_parts._replace(
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query=parse.urlencode(
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query_string_parts,
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doseq=True))
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return Helpers.http_to_websocket(parse.urlunsplit(url_parts))
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