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'''
Created on Aug 2, 2011
@author: Keith Robertson
'''
import pprint
import os
import re
class OSTypes:
"""
Utility class with enumerations for the various OSes to facilitate
OS detection.
"""
JAVA_OS_NAME_KEY='os.name'
OS_TYPE_LINUX='Linux'
OS_TYPE_LINUX_PAT=re.compile('^%s$' % OS_TYPE_LINUX, re.I)
OS_TYPE_WIN='Windows'
OS_TYPE_WIN_PAT=re.compile('^%s$' % OS_TYPE_WIN, re.I)
OS_TYPE_AIX='AIX'
OS_TYPE_AIX_PAT=re.compile('^%s$' % OS_TYPE_AIX, re.I)
OS_TYPE_MAC='Mac OS'
OS_TYPE_MAC_PAT=re.compile('^%s$' % OS_TYPE_MAC, re.I)
OS_TYPE_390='OS/390'
OS_TYPE_390_PAT=re.compile('^%s$' % OS_TYPE_390, re.I)
OS_TYPE_HPUX='HP-UX'
OS_TYPE_HPUX_PAT=re.compile('^%s$' % OS_TYPE_HPUX, re.I)
def printProps():
try:
from java.lang import System
from java.util import Set
from java.util import Iterator
set = System.getProperties().entrySet()
it = set.iterator()
while it.hasNext():
me = it.next();
print "Key (%s) Value(%s)" % (me.getKey(), me.getValue())
except Exception, e:
print "ERROR: unable to print Java properties %s" % e
def java_detect_os():
"""
Try to load Java packages. If successful then we know we are running
in JYthon. Use the JRE to determine what type of OS and return the proper
policy.
"""
try:
from java.lang import System
ostype = System.getProperty(OSTypes.JAVA_OS_NAME_KEY)
if ostype:
if OSTypes.OS_TYPE_LINUX_PAT.match(ostype):
print "Matched %s" % OSTypes.OS_TYPE_LINUX
# Lots of checks here to determine linux version.
#return proper policy here
elif OSTypes.OS_TYPE_WIN_PAT.match(ostype):
print "Matched %s" % OSTypes.OS_TYPE_WIN
elif OS_TYPE_AIX_PAT.match(ostype):
print "Matched %s" % OSTypes.OS_TYPE_AIX
elif OS_TYPE_MAC_PAT.match(ostype):
print "Matched %s" % OSTypes.OS_TYPE_MAC
elif OS_TYPE_390_PAT.match(ostype):
print "Matched %s" % OSTypes.OS_TYPE_390
elif OS_TYPE_HPUX_PAT.match(ostype):
print "Matched %s" % OSTypes.OS_TYPE_HPUX
else:
raise Exception("Unsupported OS type of %s." % ostype)
else:
raise Exception("Unable to get %s from JRE's system properties." % OSTypes.JAVA_OS_NAME_KEY)
except Exception, e:
print "WARN: unable to print Java properties %s" % e
def native_detect_os():
print "here"
if __name__ == '__main__':
#printProps()
detectOS()
pass
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