import re
import sys
-from image_creator.os_type import OSBase
-from image_creator.util import warn
-from clint.textui import puts
+from image_creator.os_type import OSBase, exclude_task
+from image_creator.util import warn, output
class Unix(OSBase):
return users
- def data_cleanup_cache(self):
+ @exclude_task
+ def data_cleanup_user_accounts(self, print_header=True):
+ """Remove all user account with id more than 1000"""
+
+ if print_header:
+ output('Removing all user accounts with id greater than 1000')
+
+ # Remove users from /etc/passwd
+ passwd = []
+ removed_users = {}
+ for line in self.g.cat('/etc/passwd').splitlines():
+ fields = line.split(':')
+ if int(fields[2]) > 1000:
+ removed_users[fields[0]] = fields
+ else:
+ passwd.append(':'.join(fields))
+
+ self.g.write('/etc/passwd', '\n'.join(passwd) + '\n')
+
+ # Remove the corresponding /etc/shadow entries
+ shadow = []
+ for line in self.g.cat('/etc/shadow').splitlines():
+ fields = line.split(':')
+ if fields[0] not in removed_users:
+ shadow.append(':'.join(fields))
+
+ self.g.write('/etc/shadow', "\n".join(shadow) + '\n')
+
+ # Remove the corresponding /etc/group entries
+ group = []
+ for line in self.g.cat('/etc/group').splitlines():
+ fields = line.split(':')
+ # Remove groups tha have the same name as the removed users
+ if fields[0] not in removed_users:
+ group.append(':'.join(fields))
+
+ self.g.write('/etc/group', '\n'.join(group) + '\n')
+
+ # Remove home directories
+ for home in [field[5] for field in removed_users.values()]:
+ if self.g.is_dir(home) and home.startswith('/home/'):
+ self.g.rm_rf(home)
+
+ def data_cleanup_passwords(self, print_header=True):
+ """Remove all passwords and lock all user accounts"""
+
+ if print_header:
+ output('Cleaning up passwords & locking all user accounts')
+
+ shadow = []
+
+ for line in self.g.cat('/etc/shadow').splitlines():
+ fields = line.split(':')
+ if fields[1] not in ('*', '!'):
+ fields[1] = '!'
+
+ shadow.append(":".join(fields))
+
+ self.g.write('/etc/shadow', "\n".join(shadow) + '\n')
+
+ def data_cleanup_cache(self, print_header=True):
"""Remove all regular files under /var/cache"""
- puts('* Removing files under /var/cache')
+ if print_header:
+ output('Removing files under /var/cache')
self.foreach_file('/var/cache', self.g.rm, ftype='r')
- def data_cleanup_tmp(self):
+ def data_cleanup_tmp(self, print_header=True):
"""Remove all files under /tmp and /var/tmp"""
- puts('* Removing files under /tmp and /var/tmp')
+ if print_header:
+ output('Removing files under /tmp and /var/tmp')
self.foreach_file('/tmp', self.g.rm_rf, maxdepth=1)
self.foreach_file('/var/tmp', self.g.rm_rf, maxdepth=1)
- def data_cleanup_log(self):
+ def data_cleanup_log(self, print_header=True):
"""Empty all files under /var/log"""
- puts('* Emptying all files under /var/log')
+ if print_header:
+ output('Emptying all files under /var/log')
self.foreach_file('/var/log', self.g.truncate, ftype='r')
- def data_cleanup_mail(self):
+ @exclude_task
+ def data_cleanup_mail(self, print_header=True):
"""Remove all files under /var/mail and /var/spool/mail"""
- puts('* Removing files under /var/mail and /var/spool/mail')
+ if print_header:
+ output('Removing files under /var/mail and /var/spool/mail')
self.foreach_file('/var/spool/mail', self.g.rm_rf, maxdepth=1)
self.foreach_file('/var/mail', self.g.rm_rf, maxdepth=1)
- def data_cleanup_userdata(self):
+ def data_cleanup_userdata(self, print_header=True):
"""Delete sensitive userdata"""
homedirs = ['/root'] + self.ls('/home/')
+ if print_header:
+ output('Removing sensitive user data under %s' % " ".
+ join(homedirs))
+
for homedir in homedirs:
- puts('* Removing sensitive user data under %s' % homedir)
for data in self.sensitive_userdata:
fname = "%s/%s" % (homedir, data)
if self.g.is_file(fname):