1 # -*- coding: utf-8 -*-
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36 """This module hosts OS-specific code common to all Unix-like OSs."""
38 from image_creator.os_type import OSBase, sysprep
42 """OS class for Unix"""
43 sensitive_userdata = [
52 def _mountpoints(self):
53 """Return mountpoints in the correct order.
54 / should be mounted before /boot or /usr, /usr befor /usr/bin ...
56 mps = self.g.inspect_get_mountpoints(self.root)
59 if len(a[0]) > len(b[0]):
61 elif len(a[0]) == len(b[0]):
70 def _do_mount(self, readonly):
71 """Mount partitions in the correct order"""
73 critical_mpoints = ('/', '/etc', '/root', '/home', '/var')
75 mopts = 'ro' if readonly else 'rw'
76 for mp, dev in self._mountpoints():
78 self.g.mount_options(mopts, dev, mp)
79 except RuntimeError as msg:
80 if mp in critical_mpoints:
81 self.out.warn('unable to mount %s. Reason: %s' % (mp, msg))
84 self.out.warn('%s (ignored)' % msg)
88 @sysprep('Removing files under /var/cache')
89 def cleanup_cache(self):
90 """Remove all regular files under /var/cache"""
92 self._foreach_file('/var/cache', self.g.rm, ftype='r')
94 @sysprep('Removing files under /tmp and /var/tmp')
95 def cleanup_tmp(self):
96 """Remove all files under /tmp and /var/tmp"""
98 self._foreach_file('/tmp', self.g.rm_rf, maxdepth=1)
99 self._foreach_file('/var/tmp', self.g.rm_rf, maxdepth=1)
101 @sysprep('Emptying all files under /var/log')
102 def cleanup_log(self):
103 """Empty all files under /var/log"""
105 self._foreach_file('/var/log', self.g.truncate, ftype='r')
107 @sysprep('Removing files under /var/mail & /var/spool/mail', enabled=False)
108 def cleanup_mail(self):
109 """Remove all files under /var/mail and /var/spool/mail"""
111 if self.g.is_dir('/var/spool/mail'):
112 self._foreach_file('/var/spool/mail', self.g.rm_rf, maxdepth=1)
114 self._foreach_file('/var/mail', self.g.rm_rf, maxdepth=1)
116 @sysprep('Removing sensitive user data')
117 def cleanup_userdata(self):
118 """Delete sensitive userdata"""
121 if self.g.is_dir('/home/'):
122 homedirs += self._ls('/home/')
124 action = self.g.rm_rf
125 if self._scrub_support:
126 action = self.g.scrub_file
128 self.out.warn("Sensitive data won't be scrubbed (not supported)")
130 for homedir in homedirs:
131 for data in self.sensitive_userdata:
132 fname = "%s/%s" % (homedir, data)
133 if self.g.is_file(fname):
135 elif self.g.is_dir(fname):
136 self._foreach_file(fname, action, ftype='r')
138 # vim: set sta sts=4 shiftwidth=4 sw=4 et ai :