61 lines
2.1 KiB
Python
61 lines
2.1 KiB
Python
import os
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import pathlib
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import re
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##
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import aif.utils
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_svc_suffixes = ('service', 'socket', 'device', 'mount', 'automount', 'swap', 'target',
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'path', 'timer', 'slice', 'scope')
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_svc_re = re.compile(r'\.({0})$'.format('|'.join(_svc_suffixes)))
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class Service(object):
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def __init__(self, service_xml):
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self.xml = service_xml
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self.slice = None
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self.unit_file = None
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self.dest_file = None
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self.name = service_xml.text.strip()
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self.enabled = aif.utils.xmlBool(self.xml.attrib.get('status', 'true'))
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p = pathlib.Path(self.name)
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suffix = p.suffix.lstrip('.')
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if suffix in _svc_suffixes:
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self.type = suffix
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self.name = _svc_re.sub('', self.name)
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else:
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self.type = 'service'
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s = self.name.split('@', 1)
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if len(s) > 1:
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self.name = s[0]
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self.slice = s[1]
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self.unit_file = '{0}@.{1}'.format(self.name, self.type)
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self.dest_file = '{0}@{1}.{2}'.format(self.name, self.slice, self.type)
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else:
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self.unit_file = '{0}.{1}'.format(self.name, self.type)
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self.dest_file = self.unit_file
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class ServiceDB(object):
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def __init__(self, chroot_base, services_xml):
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self.xml = services_xml
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self.chroot_base = chroot_base
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self.systemd_sys = os.path.join(self.chroot_base, 'usr', 'lib', 'systemd', 'system')
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self.systemd_host = os.path.join(self.chroot_base, 'etc', 'systemd', 'system')
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self.services = []
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for service_xml in self.xml.findall('service'):
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svc = Service(service_xml)
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self.services.append(svc)
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def apply(self):
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for svc in self.services:
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dest_path = os.path.join(self.systemd_host, svc.dest_file)
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src_path = os.path.join(self.systemd_sys, svc.unit_file)
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if svc.enabled:
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if not os.path.isfile(dest_path):
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os.symlink(src_path, dest_path)
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else:
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if os.path.exists(dest_path):
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os.remove(dest_path)
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return(None)
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