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'''This provides bcfg2 support for Gentoo'''
__revision__ = '$Revision: 1.6 $'
from os import popen, system, stat
from popen2 import Popen4
from glob import glob
from re import compile, match
from Bcfg2.Client.Toolset import Toolset
class Gentoo(Toolset):
'''This class implelements support for Gentoo binary packages and standard /etc/init.d services'''
pkgtool = ("/usr/bin/emerge --quiet --nospinner --usepkg --getbinpkg %s", ("%s-%s", ['name', 'version']))
def __init__(self, cfg, setup):
Toolset.__init__(self, cfg, setup)
self.cfg = cfg
self.pkgwork = {'add':[], 'update':[], 'remove':[]}
self.installed = {}
self.extra_services = []
self.Refresh()
system("emerge sync")
def Refresh(self):
'''Refresh memory hashes of packages'''
self.installed = {}
splitter = compile('([\w\-\+]+)-([\d].*)')
# Build list of packages
instp = [splitter.match(f.split('/')[-1].replace('.ebuild','')).groups() for f in glob('/var/db/pkg/*/*/*.ebuild')]
for name,version in instp:
self.installed["%s-%s" % (name, version)] = version
def VerifyService(self, entry):
'''Verify Service status for entry'''
runlevels = popen("/bin/rc-status --list").readlines()
try:
crunlevels = popen("/sbin/rc-update show | grep %s" % entry.attrib['name']).readlines()[0].split()[2:]
except IndexError:
# Ocurrs when no lines are returned (service not installed)
return False
if entry.get('status') == 'off':
if len(crunlevels) == 0:
return True
elif entry.get('status') == 'on':
if len(crunlevels) > 0:
return True
return False
def InstallService(self, entry):
'''Install Service entry'''
self.CondPrint('verbose', "Installing Service %s" % (entry.get('name')))
try:
stat('/etc/init.d/%s' % entry.get('name'))
except OSError:
self.CondPrint('debug', "Init script for service %s does not exist" % entry.get('name'))
return False
if entry.attrib['status'] == 'off':
if self.setup['dryrun']:
print "Disabling Service %s" % (entry.get('name'))
else:
cmdrc = system("/sbin/rc-update del %s %s" % (entry.attrib['name'], entry.attrib['runlevels']))
else:
if self.setup['dryrun']:
print "Enabling Service %s" % (entry.attrib['name'])
else:
cmdrc = system("/sbin/rc-update add %s %s" % (entry.attrib['name'], entry.attrib['runlevels']))
if cmdrc:
return False
return True
def VerifyPackage(self, entry, modlist):
'''Verify Package status for entry'''
if not (entry.get('name') and entry.get('version')):
print "Can't verify package, not enough data."
return False
installed_package = popen("/usr/bin/qpkg --no-color --installed --verbose %s-%s" % (entry.get('name'), entry.get('version'))).readlines()
if installed_package:
installed_package = installed_package[0].strip("\n").split('/')[-1]
if installed_package != "%s-%s" % (entry.get('name'), entry.get('version')):
self.CondPrint('debug', "Package %s-%s version incorrect" % (entry.get('name'), entry.get('version')))
if entry.attrib.get('verify', 'true') == 'true':
if self.setup['quick']:
return True
verp = Popen4("/usr/bin/qpkg --no-color --check %s-%s" % (entry.get('name'), entry.get('version')), bufsize=16384)
odata = verp.fromchild.read()
vstat = verp.poll()
while vstat == -1:
odata += verp.fromchild.read()
vstat = verp.poll()
output = [line for line in odata.split("\n") if line]
differences = output[-1]
if match("^0/", differences):
return True
else:
for line in output[1:-1]:
if line.split()[0] not in modlist:
self.CondPrint('debug', "Package %s content verification failed" % (entry.get('name')))
return False
return True
return False
def Inventory(self):
'''Do standard inventory plus debian extra service check'''
Toolset.Inventory(self)
allsrv = [ x.split('/')[-1] for x in glob('/etc/init.d/*')]
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
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']))
system("/usr/bin/emerge --quiet --nospinner unmerge %s" % " ".join(self.pkgwork['remove']))
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:
system("/sbin/rc-update del %s" % service)
else:
self.CondPrint('verbose', "Need to remove services: %s" % (self.extra_services))
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