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Diffstat (limited to 'lib/python2.7/site-packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/python/systemd.py')
-rwxr-xr-xlib/python2.7/site-packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/python/systemd.py87
1 files changed, 0 insertions, 87 deletions
diff --git a/lib/python2.7/site-packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/python/systemd.py b/lib/python2.7/site-packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/python/systemd.py
deleted file mode 100755
index d20fa04d..00000000
--- a/lib/python2.7/site-packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/python/systemd.py
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@@ -1,87 +0,0 @@
-# -*- test-case-name: twisted.python.test.test_systemd -*-
-# Copyright (c) Twisted Matrix Laboratories.
-# See LICENSE for details.
-
-"""
-Integration with systemd.
-
-Currently only the minimum APIs necessary for using systemd's socket activation
-feature are supported.
-"""
-
-__all__ = ['ListenFDs']
-
-from os import getpid
-
-
-class ListenFDs(object):
- """
- L{ListenFDs} provides access to file descriptors inherited from systemd.
-
- Typically L{ListenFDs.fromEnvironment} should be used to construct a new
- instance of L{ListenFDs}.
-
- @cvar _START: File descriptors inherited from systemd are always
- consecutively numbered, with a fixed lowest "starting" descriptor. This
- gives the default starting descriptor. Since this must agree with the
- value systemd is using, it typically should not be overridden.
- @type _START: C{int}
-
- @ivar _descriptors: A C{list} of C{int} giving the descriptors which were
- inherited.
- """
- _START = 3
-
- def __init__(self, descriptors):
- """
- @param descriptors: The descriptors which will be returned from calls to
- C{inheritedDescriptors}.
- """
- self._descriptors = descriptors
-
-
- @classmethod
- def fromEnvironment(cls, environ=None, start=None):
- """
- @param environ: A dictionary-like object to inspect to discover
- inherited descriptors. By default, C{None}, indicating that the
- real process environment should be inspected. The default is
- suitable for typical usage.
-
- @param start: An integer giving the lowest value of an inherited
- descriptor systemd will give us. By default, C{None}, indicating
- the known correct (that is, in agreement with systemd) value will be
- used. The default is suitable for typical usage.
-
- @return: A new instance of C{cls} which can be used to look up the
- descriptors which have been inherited.
- """
- if environ is None:
- from os import environ
- if start is None:
- start = cls._START
-
- descriptors = []
-
- try:
- pid = int(environ['LISTEN_PID'])
- except (KeyError, ValueError):
- pass
- else:
- if pid == getpid():
- try:
- count = int(environ['LISTEN_FDS'])
- except (KeyError, ValueError):
- pass
- else:
- descriptors = range(start, start + count)
- del environ['LISTEN_PID'], environ['LISTEN_FDS']
-
- return cls(descriptors)
-
-
- def inheritedDescriptors(self):
- """
- @return: The configured list of descriptors.
- """
- return list(self._descriptors)