1 # Copyright 2012 GRNET S.A. All rights reserved.
3 # Redistribution and use in source and binary forms, with or
4 # without modification, are permitted provided that the following
7 # 1. Redistributions of source code must retain the above
8 # copyright notice, this list of conditions and the following
11 # 2. Redistributions in binary form must reproduce the above
12 # copyright notice, this list of conditions and the following
13 # disclaimer in the documentation and/or other materials
14 # provided with the distribution.
16 # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
17 # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
20 # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
23 # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
24 # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
26 # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 # POSSIBILITY OF SUCH DAMAGE.
29 # The views and conclusions contained in the software and
30 # documentation are those of the authors and should not be
31 # interpreted as representing official policies, either expressed
32 # or implied, of GRNET S.A.
37 from image_creator.os_type import OSBase
42 sensitive_userdata = [
50 def get_metadata(self):
51 meta = super(Unix, self).get_metadata()
52 meta["USERS"] = " ".join(self.get_passworded_users())
55 def get_passworded_users(self):
57 regexp = re.compile('(\S+):((?:!\S+)|(?:[^!*]\S+)|):(?:\S*:){6}')
59 for line in self.g.cat('/etc/shadow').splitlines():
60 match = regexp.match(line)
64 user, passwd = match.groups()
65 if len(passwd) > 0 and passwd[0] == '!':
66 print "Warning: Ignoring locked %s account." % user
72 def data_cleanup(self):
73 self.data_cleanup_userdata()
74 self.data_cleanup_tmp()
75 self.data_cleanup_log()
76 self.data_cleanup_mail()
77 self.data_cleanup_cache()
79 def data_cleanup_cache(self):
80 """Remove all regular files under /var/cache"""
81 self.foreach_file('/var/cache', self.g.rm, ftype='r')
83 def data_cleanup_tmp(self):
84 """Remove all files under /tmp and /var/tmp"""
85 self.foreach_file('/tmp', self.g.rm_rf, maxdepth=1)
86 self.foreach_file('/var/tmp', self.g.rm_rf, maxdepth=1)
88 def data_cleanup_log(self):
89 """Empty all files under /var/log"""
90 self.foreach_file('/var/log', self.g.truncate, ftype='r')
92 def data_cleanup_mail(self):
93 """Remove all files under /var/mail and /var/spool/mail"""
94 self.foreach_file('/var/spool/mail', self.g.rm_rf, maxdepth=1)
95 self.foreach_file('/var/mail', self.g.rm_rf, maxdepth=1)
97 def data_cleanup_userdata(self):
98 """Delete sensitive userdata"""
99 homedirs = ['/root'] + self.ls('/home/')
101 for homedir in homedirs:
102 for data in self.sensitive_userdata:
103 fname = "%s/%s" % (homedir, data)
104 if self.g.is_file(fname):
105 self.g.scrub_file(fname)
107 # vim: set sta sts=4 shiftwidth=4 sw=4 et ai :