1 # Copyright 2012 GRNET S.A. All rights reserved.
3 # Redistribution and use in source and binary forms, with or
4 # without modification, are permitted provided that the following
7 # 1. Redistributions of source code must retain the above
8 # copyright notice, this list of conditions and the following
11 # 2. Redistributions in binary form must reproduce the above
12 # copyright notice, this list of conditions and the following
13 # disclaimer in the documentation and/or other materials
14 # provided with the distribution.
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17 # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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22 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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32 # or implied, of GRNET S.A.
36 from clint.textui import colored, progress as uiprogress
41 def get_command(command):
42 def find_sbin_command(command, exception):
43 search_paths = ['/usr/local/sbin', '/usr/sbin', '/sbin']
44 for fullpath in map(lambda x: "%s/%s" % (x, command), search_paths):
45 if os.path.exists(fullpath) and os.access(fullpath, os.X_OK):
46 return pbs.Command(fullpath)
50 return pbs.__getattr__(command)
51 except pbs.CommadNotFount as e:
52 return find_sbin_command(command, e)
55 def error(msg, new_line=True):
56 nl = "\n" if new_line else ''
57 sys.stderr.write('Error: %s' % msg + nl)
60 def warn(msg, new_line=True):
62 nl = "\n" if new_line else ''
63 sys.stderr.write(colored.yellow("Warning: %s" % msg) + nl)
66 def success(msg, new_line=True):
68 nl = "\n" if new_line else ''
69 sys.stdout.write(colored.green(msg) + nl)
74 def output(msg="", new_line=True):
76 nl = "\n" if new_line else ''
77 sys.stdout.write(msg + nl)
82 def progress(label='', n=100):
87 def progress_generator(label, n):
89 for i in uiprogress.bar(range(n), label.ljust(MESSAGE_LENGTH), \
90 PROGRESS_LENGTH, silent):
94 yield # suppress the StopIteration exception
95 return progress_generator(label, n)
97 # vim: set sta sts=4 shiftwidth=4 sw=4 et ai :