1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
__copyright__ = 'Copyright (C) 2008 Daniel Schierbeck'
__author__ = 'Daniel Schierbeck <daniel.schierbeck@gmail.com>'
import dbus
BUS_NAME = 'org.gnome.seahorse'
CRYPTO_INTERFACE = 'org.gnome.seahorse.CryptoService'
CRYPTO_PATH = '/org/gnome/seahorse/crypto'
OPENPGP_INTERFACE = 'org.gnome.seahorse.Keys'
OPENPGP_PATH = '/org/gnome/seahorse/keys/openpgp'
KEY_TYPE_OPENPGP = 'openpgp'
KEY_TYPE_SSH = 'ssh'
try:
dbus.validate_bus_name(BUS_NAME)
except ValueError:
raise ImportError
bus = dbus.SessionBus()
crypto = dbus.Interface(bus.get_object(BUS_NAME, CRYPTO_PATH),
CRYPTO_INTERFACE)
openpgp = dbus.Interface(bus.get_object(BUS_NAME, OPENPGP_PATH),
OPENPGP_INTERFACE)
FLAG_VALID = 0x0001
FLAG_CAN_ENCRYPT = 0x0002
FLAG_CAN_SIGN = 0x0004
FLAG_EXPIRED = 0x0100
FLAG_REVOKED = 0x0200
FLAG_DISABLED = 0x0400
FLAG_TRUSTED = 0x1000
TRUST_NEVER = -1
TRUST_UNKNOWN = 0
TRUST_MARGINAL = 1
TRUST_FULL = 5
TRUST_ULTIMATE = 10
LOCATION_MISSING = 10
LOCATION_SEARCHING = 20
LOCATION_REMOTE = 50
LOCATION_LOCAL = 100
keyset = dict()
def verify(crypttext):
(cleartext, key) = crypto.VerifyText(KEY_TYPE_OPENPGP, 1, crypttext)
if key != "":
if key not in keyset:
keyset[key] = Key(key)
return keyset[key]
class Key:
def __init__(self, key):
self.key = key
(keys, unmatched) = openpgp.MatchKeys([self.get_id()], 0x00000010)
self.available = (key in keys)
if self.available:
fields = openpgp.GetKeyFields(key, ['fingerprint', 'trust', 'flags', 'display-name', 'location'])
else:
fields = dict()
self.fingerprint = fields.get('fingerprint', 'N/A')
self.trust = fields.get('trust', TRUST_UNKNOWN)
self.flags = fields.get('flags', 0)
self.display_name = fields.get('display-name', '')
self.location = fields.get('location', LOCATION_MISSING)
def get_flags(self):
return self.flags
def get_display_name(self):
return self.display_name
def get_id(self):
return self.key.split(':')[1][8:]
def get_fingerprint(self):
return self.fingerprint
def get_trust(self):
return self.trust
def get_location(self):
return self.location
def is_available(self):
return self.available
def is_trusted(self):
return self.flags & FLAG_TRUSTED != 0
|