1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
#============================================================================
# This library is free software; you can redistribute it and/or
# modify it under the terms of version 2.1 of the GNU Lesser General Public
# License as published by the Free Software Foundation.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#============================================================================
# Copyright (C) 2004, 2005 Mike Wray <mike.wray@hp.com>
#============================================================================
import os
def getenv(var, val, conv=None):
"""Get a value from the environment, with optional conversion.
@param var name of environment variable
@param val default value
@param conv conversion function to apply to env value
@return converted value or default
"""
try:
v = os.getenv(var)
if v is None:
v = val
else:
print var, '=', v
if conv:
v = conv(v)
except:
v = val
return v
# The following parameters could be placed in a configuration file.
XEND_PID_FILE = '/var/run/xend.pid'
XEND_TRACE_FILE = '/var/log/xen/xend.trace'
XEND_DEBUG_LOG = '/var/log/xen/xend-debug.log'
XEND_USER = 'root'
XEND_DEBUG = getenv("XEND_DEBUG", 0, conv=int)
XEND_DAEMONIZE = getenv("XEND_DAEMONIZE", not XEND_DEBUG, conv=int)
|
