90 lines
2.5 KiB
Python
90 lines
2.5 KiB
Python
import os
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import sys
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class BasePlugin(object):
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def __init__(self, src):
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self.source = src
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def lookup(self, token):
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return None
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class ReadOnlyTokenFile(BasePlugin):
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# source is a token file with lines like
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# token: host:port
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# or a directory of such files
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def __init__(self, *args, **kwargs):
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super(ReadOnlyTokenFile, self).__init__(*args, **kwargs)
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self._targets = None
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def _load_targets(self):
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if os.path.isdir(self.source):
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cfg_files = [os.path.join(self.source, f) for
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f in os.listdir(self.source)]
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else:
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cfg_files = [self.source]
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self._targets = {}
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index = 1
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for f in cfg_files:
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for line in [l.strip() for l in open(f).readlines()]:
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if line and not line.startswith('#'):
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try:
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tok, target = line.split(': ')
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self._targets[tok] = target.strip().rsplit(':', 1)
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except ValueError:
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print >>sys.stderr, "Syntax error in %s on line %d" % (self.source, index)
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index += 1
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def lookup(self, token):
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if self._targets is None:
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self._load_targets()
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if token in self._targets:
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return self._targets[token]
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else:
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return None
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# the above one is probably more efficient, but this one is
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# more backwards compatible (although in most cases
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# ReadOnlyTokenFile should suffice)
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class TokenFile(ReadOnlyTokenFile):
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# source is a token file with lines like
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# token: host:port
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# or a directory of such files
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def lookup(self, token):
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self._load_targets()
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return super(TokenFile, self).lookup(token)
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class BaseTokenAPI(BasePlugin):
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# source is a url with a '%s' in it where the token
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# should go
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# we import things on demand so that other plugins
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# in this file can be used w/o unecessary dependencies
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def process_result(self, resp):
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return resp.text.split(':')
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def lookup(self, token):
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import requests
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resp = requests.get(self.source % token)
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if resp.ok:
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return self.process_result(resp)
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else:
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return None
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class JSONTokenApi(BaseTokenAPI):
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# source is a url with a '%s' in it where the token
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# should go
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def process_result(self, resp):
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resp_json = resp.json()
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return (resp_json['host'], resp_json['port'])
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