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# This is the bcfg2 support for redhat
# $Id: $
'''This is redhat client support'''
__revision__ = '$Revision$'
from os import popen, system
from popen2 import Popen4
from Bcfg2.Client.Toolset import Toolset
class Redhat(Toolset):
'''This class implelements support for rpm packages and standard chkconfig services'''
pkgtool = ("rpm --oldpackage --replacepkgs --quiet -U %s", ("%s", ["name"]))
def __init__(self, cfg, setup):
Toolset.__init__(self, cfg, setup)
self.pkgwork = {'add':[], 'update':[], 'remove':[]}
self.Refresh()
def Refresh(self):
'''Refresh memory hashes of packages'''
self.installed = {}
# Build list of packages
instp = popen("rpm -qa --qf '%{NAME} %{VERSION}\n'")
for line in instp:
[name, version] = line.split(' ')
self.installed[name] = version
def VerifyService(self, entry):
'''Verify Service status for entry'''
try:
srvdata = popen("/sbin/chkconfig --list %s"%entry.attrib['name']).readlines()[0].split()
except IndexError:
# Ocurrs when no lines are returned (service not installed)
return False
if entry.attrib['type'] == 'xinetd':
return entry.attrib['status'] == srvdata[1]
onlevels = [level.split(':')[0] for level in srvdata[1:] if level.split(':')[1] == 'on']
# chkconfig/init.d service
if entry.get('status') == 'on':
return len(onlevels) > 0
else:
return len(onlevels) == 0
def InstallService(self, entry):
'''Install Service entry'''
system("/sbin/chkconfig --add %s"%(entry.attrib['name']))
self.CondPrint('verbose', "Installing Service %s" % (entry.get('name')))
if entry.attrib['status'] == 'off':
if self.setup['dryrun']:
print "Disabling server %s" % (entry.get('name'))
else:
cmdrc = system("/sbin/chkconfig --level 0123456 %s %s" % (entry.attrib['name'], entry.attrib['status']))
else:
if self.setup['dryrun']:
print "Enabling server %s" % (entry.get('name'))
else:
cmdrc = system("/sbin/chkconfig %s %s" %
(entry.attrib['name'], entry.attrib['status']))
if cmdrc == 0:
return True
else:
return False
def VerifyPackage(self, entry, modlist):
'''Verify Package status for entry'''
if not (entry.get('name') and entry.get('version')):
print "Can't install package, not enough data."
return False
instp = Popen4("rpm -qi %s-%s" % (entry.get('name'), entry.get('version')))
istat = instp.poll()
while istat == -1:
instp.fromchild.read()
istat = instp.poll()
if istat != 0:
self.CondPrint('debug', "Package %s version incorrect" % entry.get('name'))
else:
if entry.attrib.get('verify', 'true') == 'true':
if self.setup['quick']:
return True
verp = Popen4("rpm --verify -q %s-%s" %
(entry.get('name'),entry.get('version')), bufsize=16384)
odata = ''
vstat = verp.poll()
while vstat == -1:
odata += verp.fromchild.read()
vstat = verp.poll()
output = [line for line in odata.split("\n") if line]
if vstat == 0:
return True
else:
if len([name for name in output if name.split()[-1] not in modlist]):
return True
else:
self.CondPrint('debug',
"Package %s content verification failed" % entry.get('name'))
return False
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