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comparison silvermirror/config.py @ 20:5c5edfb827b7

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more the things
author Jeff Hammel <k0scist@gmail.com>
date Thu, 16 Jan 2014 04:29:39 -0800
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19:54e9c335e239 20:5c5edfb827b7
1 #!/usr/bin/env python
2
3 import optparse
4 import os
5 import sys
6
7 from .utils import home
8 from martini.config import ConfigMunger
9
10 class SilvermirrorConfiguration(object):
11 """
12 SilverMirror configuration class
13
14 The current form is an .ini file
15 [TODO: use `install_requires='configuration'`]:
16
17 [::SilverMirror::]
18 ...
19 """
20
21 main_section = '::SilverMirror::'
22
23 def __init__(self, filename=None):
24 if filename is not None:
25 self.read_config(filename)
26 def read_config(self, filename):
27
28 # read file
29 config = ConfigMunger(filename).dict()
30
31 # main configuration
32 main = config.pop(, {})
33 main.setdefault('basedir', home())
34 main['ignore'] = main.get('ignore', '').split() # patterns to ignore -
35 main['hosts'] = main.get('hosts', '').split()
36 main['timeout'] = float(main.get('timeout', '10.'))
37
38 # password prompt
39 truth = dict([(str(i).lower(), i) for i in (True, False)])
40 password = main.get('password', 'true')
41 try:
42 main['password'] = truth[password.lower()]
43 except KeyError:
44 raise KeyError("password must be True or False (You gave: '%s')" % password)
45
46 # resources
47 for resource in config:
48
49 # directory of resource
50 directory = config[resource].get('directory', resource)
51 if os.path.isabs(directory):
52 raise NotImplementedError("absolute directories will not work for now so....don't do this!")
53
54 else:
55 directory = os.path.join(main['basedir'], directory)
56 config[resource]['directory'] = directory.rstrip(os.path.sep)
57
58 # per-resource files to ignore
59 # XXX regexps for now (see `man unison`)
60 # - this is bad as whitespace patterns cannot be ignored
61 config[resource]['ignore'] = main['ignore'][:] + config[resource].get('ignore', '').split()
62
63 # set + return ditionary of config
64 self.main = main
65 self.resources = config
66 config = (main, config)
67
68 def main(args=sys.argv[1:]):
69
70 usage = '%prog [options]'
71 parser = optparse.OptionParser(usage=usage, description=__doc__)
72 options, args = parser.parse_args(args)
73
74 if __name__ == '__main__':
75 main()