root / image_creator / os_type / freebsd.py @ 06bfd21a
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1 | 121f3bc0 | Nikos Skalkotos | # -*- coding: utf-8 -*-
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2 | 121f3bc0 | Nikos Skalkotos | #
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3 | ae48a082 | Nikos Skalkotos | # Copyright 2012 GRNET S.A. All rights reserved.
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4 | ae48a082 | Nikos Skalkotos | #
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5 | ae48a082 | Nikos Skalkotos | # Redistribution and use in source and binary forms, with or
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6 | ae48a082 | Nikos Skalkotos | # without modification, are permitted provided that the following
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7 | ae48a082 | Nikos Skalkotos | # conditions are met:
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8 | ae48a082 | Nikos Skalkotos | #
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9 | ae48a082 | Nikos Skalkotos | # 1. Redistributions of source code must retain the above
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10 | ae48a082 | Nikos Skalkotos | # copyright notice, this list of conditions and the following
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11 | ae48a082 | Nikos Skalkotos | # disclaimer.
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12 | ae48a082 | Nikos Skalkotos | #
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13 | ae48a082 | Nikos Skalkotos | # 2. Redistributions in binary form must reproduce the above
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14 | ae48a082 | Nikos Skalkotos | # copyright notice, this list of conditions and the following
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15 | ae48a082 | Nikos Skalkotos | # disclaimer in the documentation and/or other materials
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16 | ae48a082 | Nikos Skalkotos | # provided with the distribution.
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17 | ae48a082 | Nikos Skalkotos | #
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18 | ae48a082 | Nikos Skalkotos | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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19 | ae48a082 | Nikos Skalkotos | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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20 | ae48a082 | Nikos Skalkotos | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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21 | ae48a082 | Nikos Skalkotos | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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22 | ae48a082 | Nikos Skalkotos | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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23 | ae48a082 | Nikos Skalkotos | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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24 | ae48a082 | Nikos Skalkotos | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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25 | ae48a082 | Nikos Skalkotos | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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26 | ae48a082 | Nikos Skalkotos | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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27 | ae48a082 | Nikos Skalkotos | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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28 | ae48a082 | Nikos Skalkotos | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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29 | ae48a082 | Nikos Skalkotos | # POSSIBILITY OF SUCH DAMAGE.
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30 | ae48a082 | Nikos Skalkotos | #
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31 | ae48a082 | Nikos Skalkotos | # The views and conclusions contained in the software and
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32 | ae48a082 | Nikos Skalkotos | # documentation are those of the authors and should not be
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33 | ae48a082 | Nikos Skalkotos | # interpreted as representing official policies, either expressed
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34 | ae48a082 | Nikos Skalkotos | # or implied, of GRNET S.A.
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35 | ae48a082 | Nikos Skalkotos | |
36 | 121f3bc0 | Nikos Skalkotos | """This module hosts OS-specific code for FreeBSD."""
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37 | 121f3bc0 | Nikos Skalkotos | |
38 | e56edd29 | Nikos Skalkotos | from image_creator.os_type.unix import Unix, sysprep |
39 | aa2062ba | Nikos Skalkotos | |
40 | 9fe161f8 | Nikos Skalkotos | import re |
41 | 9fe161f8 | Nikos Skalkotos | |
42 | 8c574358 | Nikos Skalkotos | |
43 | aa2062ba | Nikos Skalkotos | class Freebsd(Unix): |
44 | 88f83027 | Nikos Skalkotos | """OS class for FreeBSD Unix-like os"""
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45 | 9fe161f8 | Nikos Skalkotos | |
46 | 173022fb | Nikos Skalkotos | @sysprep("Cleaning up passwords & locking all user accounts") |
47 | 173022fb | Nikos Skalkotos | def cleanup_password(self): |
48 | 121f3bc0 | Nikos Skalkotos | """Remove all passwords and lock all user accounts"""
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49 | 121f3bc0 | Nikos Skalkotos | |
50 | 121f3bc0 | Nikos Skalkotos | master_passwd = [] |
51 | 121f3bc0 | Nikos Skalkotos | |
52 | 121f3bc0 | Nikos Skalkotos | for line in self.g.cat('/etc/master.passwd').splitlines(): |
53 | 121f3bc0 | Nikos Skalkotos | |
54 | 121f3bc0 | Nikos Skalkotos | # Check for empty or comment lines
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55 | 121f3bc0 | Nikos Skalkotos | if len(line.split('#')[0]) == 0: |
56 | 121f3bc0 | Nikos Skalkotos | master_passwd.append(line) |
57 | 121f3bc0 | Nikos Skalkotos | continue
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58 | 121f3bc0 | Nikos Skalkotos | |
59 | 121f3bc0 | Nikos Skalkotos | fields = line.split(':')
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60 | 121f3bc0 | Nikos Skalkotos | if fields[1] not in ('*', '!'): |
61 | 121f3bc0 | Nikos Skalkotos | fields[1] = '!' |
62 | 121f3bc0 | Nikos Skalkotos | |
63 | 121f3bc0 | Nikos Skalkotos | master_passwd.append(":".join(fields))
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64 | 121f3bc0 | Nikos Skalkotos | |
65 | 121f3bc0 | Nikos Skalkotos | self.g.write('/etc/master.passwd', "\n".join(master_passwd) + '\n') |
66 | 121f3bc0 | Nikos Skalkotos | |
67 | 121f3bc0 | Nikos Skalkotos | # Make sure no one can login on the system
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68 | 121f3bc0 | Nikos Skalkotos | self.g.rm_rf('/etc/spwd.db') |
69 | 71b0ab28 | Nikos Skalkotos | |
70 | 121f3bc0 | Nikos Skalkotos | def _do_collect_metadata(self): |
71 | 121f3bc0 | Nikos Skalkotos | """Collect metadata about the OS"""
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72 | 71b0ab28 | Nikos Skalkotos | super(Freebsd, self)._do_collect_metadata() |
73 | 9fe161f8 | Nikos Skalkotos | self.meta["USERS"] = " ".join(self._get_passworded_users()) |
74 | 9fe161f8 | Nikos Skalkotos | |
75 | 6d7f7fce | Nikos Skalkotos | #The original product name key is long and ugly
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76 | 6d7f7fce | Nikos Skalkotos | self.meta['DESCRIPTION'] = \ |
77 | 6d7f7fce | Nikos Skalkotos | self.meta['DESCRIPTION'].split('#')[0].strip() |
78 | 6d7f7fce | Nikos Skalkotos | |
79 | 9fe161f8 | Nikos Skalkotos | # Delete the USERS metadata if empty
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80 | 9fe161f8 | Nikos Skalkotos | if not len(self.meta['USERS']): |
81 | 9fe161f8 | Nikos Skalkotos | self.out.warn("No passworded users found!") |
82 | 9fe161f8 | Nikos Skalkotos | del self.meta['USERS'] |
83 | 9fe161f8 | Nikos Skalkotos | |
84 | 9fe161f8 | Nikos Skalkotos | def _get_passworded_users(self): |
85 | 121f3bc0 | Nikos Skalkotos | """Returns a list of non-locked user accounts"""
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86 | 9fe161f8 | Nikos Skalkotos | users = [] |
87 | 9fe161f8 | Nikos Skalkotos | regexp = re.compile( |
88 | 9fe161f8 | Nikos Skalkotos | '^([^:]+):((?:![^:]+)|(?:[^!*][^:]+)|):(?:[^:]*:){7}(?:[^:]*)'
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89 | 9fe161f8 | Nikos Skalkotos | ) |
90 | 9fe161f8 | Nikos Skalkotos | |
91 | 9fe161f8 | Nikos Skalkotos | for line in self.g.cat('/etc/master.passwd').splitlines(): |
92 | 9fe161f8 | Nikos Skalkotos | line = line.split('#')[0] |
93 | 9fe161f8 | Nikos Skalkotos | match = regexp.match(line) |
94 | 9fe161f8 | Nikos Skalkotos | if not match: |
95 | 9fe161f8 | Nikos Skalkotos | continue
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96 | 9fe161f8 | Nikos Skalkotos | |
97 | 9fe161f8 | Nikos Skalkotos | user, passwd = match.groups() |
98 | 9fe161f8 | Nikos Skalkotos | if len(passwd) > 0 and passwd[0] == '!': |
99 | 9fe161f8 | Nikos Skalkotos | self.out.warn("Ignoring locked %s account." % user) |
100 | 9fe161f8 | Nikos Skalkotos | else:
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101 | 9fe161f8 | Nikos Skalkotos | users.append(user) |
102 | 9fe161f8 | Nikos Skalkotos | |
103 | 9fe161f8 | Nikos Skalkotos | return users
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104 | aa2062ba | Nikos Skalkotos | |
105 | 71b0ab28 | Nikos Skalkotos | def _do_mount(self, readonly): |
106 | 71b0ab28 | Nikos Skalkotos | """Mount partitions in the correct order"""
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107 | 71b0ab28 | Nikos Skalkotos | |
108 | 71b0ab28 | Nikos Skalkotos | critical_mpoints = ('/', '/etc', '/root', '/home', '/var') |
109 | 71b0ab28 | Nikos Skalkotos | |
110 | 121f3bc0 | Nikos Skalkotos | # libguestfs can't handle correct freebsd partitions on a GUID
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111 | 121f3bc0 | Nikos Skalkotos | # Partition Table. We have to do the translation to linux device names
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112 | 121f3bc0 | Nikos Skalkotos | # ourselves
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113 | 71b0ab28 | Nikos Skalkotos | guid_device = re.compile('^/dev/((?:ada)|(?:vtbd))(\d+)p(\d+)$')
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114 | 71b0ab28 | Nikos Skalkotos | |
115 | 71b0ab28 | Nikos Skalkotos | mopts = "ufstype=ufs2,%s" % ('ro' if readonly else 'rw') |
116 | 71b0ab28 | Nikos Skalkotos | for mp, dev in self._mountpoints(): |
117 | 71b0ab28 | Nikos Skalkotos | match = guid_device.match(dev) |
118 | 71b0ab28 | Nikos Skalkotos | if match:
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119 | 121f3bc0 | Nikos Skalkotos | group2 = int(match.group(2)) |
120 | 121f3bc0 | Nikos Skalkotos | group3 = int(match.group(3)) |
121 | 121f3bc0 | Nikos Skalkotos | dev = '/dev/sd%c%d' % (chr(ord('a') + group2), group3) |
122 | 71b0ab28 | Nikos Skalkotos | try:
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123 | 71b0ab28 | Nikos Skalkotos | self.g.mount_vfs(mopts, 'ufs', dev, mp) |
124 | 71b0ab28 | Nikos Skalkotos | except RuntimeError as msg: |
125 | 71b0ab28 | Nikos Skalkotos | if mp in critical_mpoints: |
126 | 71b0ab28 | Nikos Skalkotos | self.out.warn('unable to mount %s. Reason: %s' % (mp, msg)) |
127 | 71b0ab28 | Nikos Skalkotos | return False |
128 | 71b0ab28 | Nikos Skalkotos | else:
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129 | 71b0ab28 | Nikos Skalkotos | self.out.warn('%s (ignored)' % msg) |
130 | 71b0ab28 | Nikos Skalkotos | |
131 | 71b0ab28 | Nikos Skalkotos | return True |
132 | 71b0ab28 | Nikos Skalkotos | |
133 | aa2062ba | Nikos Skalkotos | # vim: set sta sts=4 shiftwidth=4 sw=4 et ai : |