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
|
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'
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
def discover(*key_ids):
return openpgp.DiscoverKeys(key_ids, 0)
def verify(crypttext):
(cleartext, key) = crypto.VerifyText(KEY_TYPE_OPENPGP, 1, crypttext)
return Key(key)
class Key:
def __init__(self, key):
self.key = key
self.fingerprint = None
self.trust = None
self.flags = None
self.display_name = None
self.location = None
discover(key)
def get_field(self, field, default=None):
(valid, value) = openpgp.GetKeyField(self.key, field)
if valid:
return value
else:
return default
def get_flags(self):
if self.flags is None:
self.flags = self.get_field('flags', 0)
return self.flags
def get_display_name(self):
if self.display_name is None:
self.display_name = self.get_field('display-name')
return self.display_name
def get_id(self):
return self.key.split(':')[1][8:]
def get_fingerprint(self):
if self.fingerprint is None:
self.fingerprint = self.get_field('fingerprint')
return self.fingerprint
def get_trust(self):
if self.trust is None:
self.trust = self.get_field('trust', TRUST_UNKNOWN)
return self.trust
def get_location(self):
if self.location is None:
self.location = self.get_field('location', LOCATION_MISSING)
return self.location
def is_available(self):
return self.key != ""
def is_trusted(self):
return self.get_flags() & FLAG_TRUSTED
|