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#
# dmi.py - class to wrap DMI Table information
#
# Copyright 2009,2010 Clark Williams <williams@redhat.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# For the avoidance of doubt the "preferred form" of this code is one which
# is in an open unpatent encumbered format. Where cryptographic key signing
# forms part of the process of creating an executable the information
# including keys needed to generate an equivalently functional executable
# are deemed to be part of the source code.
#
import sys
import os
import subprocess
sys.pathconf = "."
import xmlout
import libxml2
import libxslt
try:
import dmidecode
except:
class dmidecode(object):
fake = 1
def __init__(self):
pass
def ProcessWarnings():
if hasattr(dmidecode, "fake") or not hasattr(dmidecode, 'get_warnings'):
return
warnings = dmidecode.get_warnings()
if warnings == None:
return
for warnline in warnings.split('\n'):
# Ignore these warnings, as they are "valid" if not running as root
if warnline == '/dev/mem: Permission denied':
continue
if warnline == 'No SMBIOS nor DMI entry point found, sorry.':
continue
# All other warnings will be printed
if len(warnline) > 0:
print "** DMI WARNING ** %s" % warnline
dmidecode.clear_warnings()
class DMIinfo(object):
'''class used to obtain DMI info via python-dmidecode'''
def __init__(self, config):
self.version = '0.3'
self.smbios = None
self.sharedir = config.installdir
if hasattr(dmidecode, "fake"):
return
self.dmixml = dmidecode.dmidecodeXML()
self.smbios = dmidecode.dmi.replace('SMBIOS ', '').replace(' present', '')
xsltdoc = self.__load_xslt('rteval_dmi.xsl')
self.xsltparser = libxslt.parseStylesheetDoc(xsltdoc)
def __load_xslt(self, fname):
if os.path.exists(fname):
return libxml2.parseFile(fname)
elif os.path.exists(self.sharedir + '/' + fname):
return libxml2.parseFile(self.sharedir + '/' + fname)
else:
raise RuntimeError, 'Could not locate XSLT template for DMI data (%s)' % fname
def genxml(self, xml):
if hasattr(dmidecode, "fake"):
return
self.dmixml.SetResultType(dmidecode.DMIXML_DOC)
resdoc = self.xsltparser.applyStylesheet(self.dmixml.QuerySection('all'), None)
node = resdoc.getRootElement().copyNode(1)
node.newProp("DMIinfo_version", self.version)
xml.AppendXMLnodes(node)
def unit_test(rootdir):
from pprint import pprint
class unittest_ConfigDummy(object):
def __init__(self, rootdir):
self.config = {'installdir': '%s/rteval'}
self.__update_vars()
def __update_vars(self):
for k in self.config.keys():
self.__dict__[k] = self.config[k]
try:
ProcessWarnings()
if os.getuid() != 0:
print "** ERROR ** Must be root to run this unit_test()"
return 1
cfg = unittest_ConfigDummy(rootdir)
d = DMIinfo(cfg)
x = xmlout.XMLOut('dmi_test', "0.0")
x.NewReport()
d.genxml(x)
x.close()
x.Write('-')
return 0
except Exception, e:
print "** EXCEPTION: %s" % str(e)
return 1
if __name__ == '__main__':
sys.exit(unit_test('.'))
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