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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 Bcfg2.Client.Toolset import Toolset, saferun
class Redhat(Toolset):
'''This class implelements support for rpm packages and standard chkconfig services'''
pkgtool = {'rpm':("rpm --oldpackage --replacepkgs --quiet -U %s", ("%s", ["url"]))}
def __init__(self, cfg, setup):
Toolset.__init__(self, cfg, setup)
self.pkgwork = {'add':[], 'update':[], 'remove':[]}
self.Refresh()
for pkg in [cpkg for cpkg in self.cfg.findall(".//Package") if not cpkg.attrib.has_key('type')]:
pkg.set('type', 'rpm')
for srv in [csrv for csrv in self.cfg.findall(".//Service") if not csrv.attrib.has_key('type')]:
srv.set('type', 'chkconfig')
# relocation hack: we will define one pkgtool per relocation location
for pkg in [cpkg for cpkg in self.cfg.findall('.//Package') if cpkg.attrib.has_key('reloc')]:
ptoolname = "rpm-reloc-%s" % (pkg.get('reloc'))
if not self.pkgtool.has_key(ptoolname):
cmd = "rpm --relocate %s --oldpackage --replacepkgs --quiet -U %%s" % (pkg.get('reloc'))
self.pkgtool[ptoolname] = (cmd, ("%s", ["url"]))
pkg.set('type', ptoolname)
def Refresh(self):
'''Refresh memory hashes of packages'''
self.installed = {}
# Build list of packages
instp = popen("rpm -qa --qf '%{NAME} %{VERSION}-%{RELEASE}\n'")
for line in instp:
[name, version] = line.split(' ')
self.installed[name] = version[:-1]
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 %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']))
return cmdrc == 0
def VerifyPackage(self, entry, modlist):
'''Verify Package status for entry'''
if not entry.get('version'):
print "Can't install package %s, not enough data." % (entry.get('name'))
return False
if self.installed.has_key(entry.get('name')):
if entry.get('version') == self.installed[entry.get('name')]:
if (self.setup['quick'] or (entry.get('verify', 'true') == 'false')):
return True
else:
self.CondPrint('debug', "Package %s: wrong version installed. want %s have %s" %
(entry.get('name'), entry.get('version'), self.installed[entry.get('name')]))
return False
else:
self.CondPrint('debug', "Package %s: not installed" % (entry.get('name')))
return False
(vstat, output) = saferun("rpm --verify -q %s-%s" % (entry.get('name'), entry.get('version')))
if vstat != 0:
if [name for name in output if name.split()[-1] not in modlist]:
self.CondPrint('debug',
"Package %s content verification failed" % entry.get('name'))
return False
return True
def HandleExtra(self):
'''Deal with extra configuration detected'''
if len(self.pkgwork) > 0:
if self.setup['remove'] in ['all', 'packages']:
self.CondPrint('verbose', "Removing packages: %s" % self.pkgwork['remove'])
if not system("rpm --quiet -e %s" % " ".join(self.pkgwork['remove'])):
self.pkgwork['remove'] = []
self.Inventory()
else:
self.CondPrint('verbose', "Need to remove packages: %s" % self.pkgwork['remove'])
if len(self.extra_services) > 0:
if self.setup['remove'] in ['all', 'services']:
self.CondPrint('verbose', "Removing services: %s" % self.extra_services)
for service in self.extra_services:
if not system("/sbin/chkconfig %s off" % service):
self.extra_services.remove(service)
else:
self.CondPrint('verbose', "Need to remove services: %s" % self.extra_services)
def Inventory(self):
'''Do standard inventory plus debian extra service check'''
Toolset.Inventory(self)
allsrv = [line.split()[0] for line in popen("/sbin/chkconfig --list|grep :on").readlines()]
self.CondPrint('debug', "Found active services: %s" % allsrv)
csrv = self.cfg.findall(".//Service")
[allsrv.remove(svc.get('name')) for svc in csrv if
svc.get('status') == 'on' and svc.get('name') in allsrv]
self.extra_services = allsrv
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