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'''Debian Init Support for Bcfg2'''
__revision__ = '$Revision$'
import glob, os, re
import Bcfg2.Client.Tools
class DebInit(Bcfg2.Client.Tools.SvcTool):
'''Debian Service Support for Bcfg2'''
name = 'DebInit'
__execs__ = ['/usr/sbin/update-rc.d', '/usr/sbin/invoke-rc.d']
__handles__ = [('Service', 'deb')]
__req__ = {'Service': ['name', 'status']}
svcre = re.compile("/etc/.*/(?P<action>[SK])(?P<sequence>\d+)(?P<name>\S+)")
# implement entry (Verify|Install) ops
def VerifyService(self, entry, _):
'''Verify Service status for entry'''
rawfiles = glob.glob("/etc/rc*.d/[SK]*%s" % (entry.get('name')))
files = []
if entry.get('sequence'):
start_sequence = int(entry.get('sequence'))
kill_sequence = 100 - start_sequence
else:
start_sequence = None
for filename in rawfiles:
match = self.svcre.match(filename)
if not match:
self.logger.error("Failed to match file: %s" % filename)
continue
if match.group('name') == entry.get('name'):
files.append(filename)
if entry.get('status') == 'off':
if files:
entry.set('current_status', 'on')
return False
else:
return True
else:
if files:
if start_sequence:
for filename in files:
match = self.svcre.match(filename)
file_sequence = int(match.group('sequence'))
if match.group('action') == 'S' and file_sequence != start_sequence:
return False
if match.group('action') == 'K' and file_sequence != kill_sequence:
return False
return True
else:
entry.set('current_status', 'off')
return False
def InstallService(self, entry):
'''Install Service for entry'''
self.logger.info("Installing Service %s" % (entry.get('name')))
try:
os.stat('/etc/init.d/%s' % entry.get('name'))
except OSError:
self.logger.debug("Init script for service %s does not exist" % entry.get('name'))
return False
if entry.get('status') == 'off':
self.cmd.run("/usr/sbin/invoke-rc.d %s stop" % (entry.get('name')))
cmdrc = self.cmd.run("/usr/sbin/update-rc.d -f %s remove" % entry.get('name'))[0]
else:
command = "/usr/sbin/update-rc.d %s defaults" % (entry.get('name'))
if entry.get('sequence'):
cmdrc = self.cmd.run("/usr/sbin/update-rc.d -f %s remove" % entry.get('name'))[0]
if cmdrc != 0:
return False
start_sequence = int(entry.get('sequence'))
kill_sequence = 100 - start_sequence
command = "%s %d %d" % (command, start_sequence, kill_sequence)
cmdrc = self.cmd.run(command)[0]
return cmdrc == 0
def FindExtra(self):
'''Find Extra Debian Service Entries'''
specified = [entry.get('name') for entry in self.getSupportedEntries()]
extra = []
for name in [self.svcre.match(fname).group('name') for fname in
glob.glob("/etc/rc[12345].d/S*") \
if self.svcre.match(fname).group('name') not in specified]:
if name not in extra:
extra.append(name)
return [Bcfg2.Client.XML.Element('Service', name=name, type='deb') for name \
in extra]
def Remove(self, _):
'''Remove extra service entries'''
# Extra service removal is nonsensical
# Extra services need to be reflected in the config
return
def get_svc_command(self, service, action):
return '/usr/sbin/invoke-rc.d %s %s' % (service.get('name'), action)
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