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Viewing changes to cloudinit/future_util.py

  • Committer: Scott Moser
  • Author(s): Ben Howard
  • Date: 2013-10-16 13:17:35 UTC
  • Revision ID: smoser@ubuntu.com-20131016131735-vdw2gflvhzfkxh01
Tags: 0.6.3-0ubuntu1.8
https://launchpad.net/bugs/1233315
https://launchpad.net/bugs/1231490
https://launchpad.net/bugs/1231490
https://launchpad.net/bugs/1233315
* debian/patches/lp-1233315-add-smartos-support.patch:
  Add SmartOS DataSource, including disk format support (LP: #1233315).
* debian/patches/lp-1231490-azure-ephemeral-format.patch:
  Format Windows Azure ephemeral disks (LP: #1231490)
* debian/patches/lp-1233315-1231490-ephmeralX.Y-support.patch:
  Add support for referencing ephemeral devices as 'ephemeralX.Y
  (LP: #1231490, LP: #1233315)

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cloudinit/future_util.py
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import logging
 
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import os.path
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import subprocess
 
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import types
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LOG = logging.getLogger(__name__)
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            'reason': self.reason,
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        }
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        IOError.__init__(self, message)
 
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def which(program):
 
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    # Return path of program for execution if found in path
 
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    def is_exe(fpath):
 
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        return os.path.isfile(fpath) and os.access(fpath, os.X_OK)
 
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    _fpath, _ = os.path.split(program)
 
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    if _fpath:
 
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        if is_exe(program):
 
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            return program
 
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    else:
 
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        for path in os.environ["PATH"].split(os.pathsep):
 
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            path = path.strip('"')
 
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            exe_file = os.path.join(path, program)
 
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            if is_exe(exe_file):
 
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                return exe_file
 
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    return None
 
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def expand_dotted_devname(dotted):
 
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    toks = dotted.rsplit(".", 1)
 
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    if len(toks) > 1:
 
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        return toks
 
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    else:
 
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        return (dotted, None)
 
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def type_utils_obj_name(obj):
 
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    if isinstance(obj, (types.TypeType,
 
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                        types.ModuleType,
 
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                        types.FunctionType,
 
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                        types.LambdaType)):
 
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        return str(obj.__name__)