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# This is the bcfg2 support for redhat
# $Id: $
from os import popen, system
from popen2 import Popen4
from re import compile
from string import join
from Toolset import Toolset
def Detect():
# until the code works
return False
class Redhat(Toolset):
'''This class implelements support for rpm packages and standard chkconfig services'''
chkre=compile("(?P<name>\S+)\s+(?P<status>0:(?P<level0>\S+)\s+1:(?P<level1>\S+)\s+2:(?P<level2>\S+)\s+3:(?P<level3>\S+)\s+4:(?P<level4>\S+)\s+5:(?P<level5>\S+)\s+6:(?P<level6>\S+))")
onre=compile(".*on.*")
offre=compile(".*off.*")
xre=compile("(?P<name>\S+)\s+(?P<status>\S+)")
rpmcmd = "rpm --oldpackage --replacepkgs --quiet -U %s"
def __init__(self, cfg, setup):
Toolset.__init__(self, cfg, setup)
self.pkgtodo = []
def VerifyService(self, entry):
ckline = popen("/sbin/chkconfig --list %s"%entry.attrib['name']).readlines()
if len(ckline) > 1:
print "got too many lines from for service %s"%(entry.attrib['name'])
return False
else:
if entry.attrib['type'] == 'chkconfig':
cstatus = chkre.match(ckline[0]).group('status')
if entry.attrib['status'] == 'off':
if onre.match(cstatus) == None:
return True
else:
return False
else: # status == on
if not onre.match(cstatus):
return False
else:
levels = popen("grep chkconfig /etc/init.d/%s | awk '{print $3}' "%(name)).readlines()[0]
if levels[0] == '-' : levels = '345'
for i in range(7):
if str(i) in levels:
if cdata[i] == 'off':
return False
else:
if cdata[i] == 'on':
return False
if i == 6:
return True
elif entry.attrib['type'] == 'xinetd':
if xre.match(ckline[0]).group("status") == entry.attrib['status']:
return True
return False
def InstallService(self, entry):
system("/sbin/chkconfig --add %s"%(entry.attrib['name']))
if status == 'off':
rc = system("/sbin/chkconfig --level 0123456 %s %s"%(entry.attrib['name'],entry.attrib['status']))
else:
rc = system("/sbin/chkconfig %s %s"%(entry.attrib['name'],entry.attrib['status']))
if rc == 0:
return True
else:
return False
def VerifyPackage(self, entry, modlist = []):
instp=Popen4("rpm -qi %s-%s"%(entry.attrib['name'],entry.attrib['version']))
istat=instp.wait()/256
if istat == 0:
if entry.attrib.get('verify', 'true') == 'true':
if self.setup['quick']:
return True
verp=Popen4("rpm --verify --nomd5 -q %s-%s"%(entry.attrib['name'],entry.attrib['version']), bufsize=16384)
odata=''
vstat=verp.poll()
while vstat == -1:
odata+=verp.fromchild.read()
vstat=verp.poll() >> 8
output=filter(lambda x:x,odata.split('\n'))
if vstat == 0:
return True
else:
if len([x for x in output if x.split()[-1] not in modlist]) == 0:
return True
return False
def InstallPackage(self, entry):
self.pkgtodo.append(entry)
return False
def Commit(self, entrystate):
# try single install
rc = system(self.rpmcmd%(join(map(lambda x:x.attrib['url'], self.pkgtodo))))
if rc == 0:
# set state == True for all just-installed packages
map(lambda x:entrystate[x] = True, self.pkgtodo)
self.pkgtodo = []
else:
# fall back to single package installs
oldlen = len(self.pkgtodo) + 1
while oldlen > len(self.pkgtodo):
oldlen = len(self.pkgtodo)
for entry in self.pkgtodo:
rc = system(self.rpmcmd%(entry.attrib['url']))
if rc == 0:
entrystate[entry] = True
self.pkgtodo.remove(entry)
else:
if self.setup['verbose']:
print "package %s-%s failed to install"%(entry.attrib['name'], entry.attrib['version'])
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