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authorRuben Pollan <meskio@sindominio.net>2014-11-10 18:36:59 -0600
committerRuben Pollan <meskio@sindominio.net>2014-11-19 11:25:50 -0600
commitf07d407523e6b76076824fa53e4c3568bc88764f (patch)
treebeeb8eb1decf436804d726169e5652c827862f53 /src/leap/keymanager/openpgp.py
parent94251a4689d13ef34786334d9f47ce2c9cc6b200 (diff)
Implement multi uid support
Diffstat (limited to 'src/leap/keymanager/openpgp.py')
-rw-r--r--src/leap/keymanager/openpgp.py120
1 files changed, 54 insertions, 66 deletions
diff --git a/src/leap/keymanager/openpgp.py b/src/leap/keymanager/openpgp.py
index 52655d0e..4f965745 100644
--- a/src/leap/keymanager/openpgp.py
+++ b/src/leap/keymanager/openpgp.py
@@ -38,6 +38,7 @@ from leap.keymanager.keys import (
build_key_from_dict,
TYPE_ID_PRIVATE_INDEX,
TYPE_ADDRESS_PRIVATE_INDEX,
+ KEY_ADDRESS_KEY,
KEY_FINGERPRINT_KEY,
KEY_DATA_KEY,
KEY_ID_KEY,
@@ -110,9 +111,9 @@ class TempGPGWrapper(object):
# itself is enough to also have the public key in the keyring,
# and we want to count the keys afterwards.
- privaddrs = map(lambda privkey: privkey.address[0], privkeys)
+ privids = map(lambda privkey: privkey.key_id, privkeys)
publkeys = filter(
- lambda pubkey: pubkey.address[0] not in privaddrs, publkeys)
+ lambda pubkey: pubkey.key_id not in privids, publkeys)
listkeys = lambda: self._gpg.list_keys()
listsecretkeys = lambda: self._gpg.list_keys(secret=True)
@@ -163,16 +164,13 @@ class TempGPGWrapper(object):
shutil.rmtree(self._gpg.homedir)
-def _build_key_from_gpg(address, key, key_data):
+def _build_key_from_gpg(key, key_data):
"""
- Build an OpenPGPKey for C{address} based on C{key} from
- local gpg storage.
+ Build an OpenPGPKey based on C{key} from local gpg storage.
ASCII armored GPG key data has to be queried independently in this
wrapper, so we receive it in C{key_data}.
- :param address: The address bound to the key.
- :type address: str
:param key: Key obtained from GPG storage.
:type key: dict
:param key_data: Key data obtained from GPG storage.
@@ -183,9 +181,12 @@ def _build_key_from_gpg(address, key, key_data):
expiry_date = None
if key['expires']:
expiry_date = datetime.fromtimestamp(int(key['expires']))
+ address = []
+ for uid in key['uids']:
+ address.append(_parse_address(uid))
return OpenPGPKey(
- [address],
+ address,
key_id=key['keyid'],
fingerprint=key['fingerprint'],
key_data=key_data,
@@ -198,14 +199,18 @@ def _build_key_from_gpg(address, key, key_data):
def _parse_address(address):
"""
- Remove the identity suffix after the '+' until the '@'
+ Remove name, '<', '>' and the identity suffix after the '+' until the '@'
e.g.: test_user+something@provider.com becomes test_user@provider.com
since the key belongs to the identity without the '+' suffix.
:type address: str
:rtype: str
"""
- return re.sub(r'\+.*\@', '@', address)
+ mail_regex = '(.*<)?([\w.-]+)(\+.*)?(@[\w.-]+)(>.*)?'
+ match = re.match(mail_regex, address)
+ if match is None:
+ return None
+ return ''.join(match.group(2, 4))
#
@@ -289,15 +294,17 @@ class OpenPGPScheme(EncryptionScheme):
leap_assert(
len(key['uids']) is 1, # with just one uid!
'Wrong number of uids for key: %d.' % len(key['uids']))
- leap_assert(
- re.match('.*<%s>$' % address, key['uids'][0]) is not None,
- 'Key not correctly bound to address.')
+ uid_match = False
+ for uid in key['uids']:
+ if re.match('.*<%s>$' % address, uid) is not None:
+ uid_match = True
+ return
+ leap_assert(uid_match, 'Key not correctly bound to address.')
# insert both public and private keys in storage
for secret in [True, False]:
key = gpg.list_keys(secret=secret).pop()
openpgp_key = _build_key_from_gpg(
- address, key,
- gpg.export_keys(key['fingerprint'], secret=secret))
+ key, gpg.export_keys(key['fingerprint'], secret=secret))
self.put_key(openpgp_key, address)
return self.get_key(address, private=True)
@@ -320,7 +327,10 @@ class OpenPGPScheme(EncryptionScheme):
doc = self._get_key_doc(address, private)
if doc is None:
raise errors.KeyNotFound(address)
- return build_key_from_dict(OpenPGPKey, address, doc.content)
+ leap_assert(
+ address in doc.content[KEY_ADDRESS_KEY],
+ 'Wrong address in key data.')
+ return build_key_from_dict(OpenPGPKey, doc.content)
def parse_ascii_key(self, key_data):
"""
@@ -337,7 +347,6 @@ class OpenPGPScheme(EncryptionScheme):
leap_assert_type(key_data, (str, unicode))
# TODO: add more checks for correct key data.
leap_assert(key_data is not None, 'Data does not represent a key.')
- mail_regex = '.*<([\w.-]+@[\w.-]+)>.*'
with self._temporary_gpgwrapper() as gpg:
# TODO: inspect result, or use decorator
@@ -354,44 +363,30 @@ class OpenPGPScheme(EncryptionScheme):
except IndexError:
return (None, None)
- # extract adress from first uid on key
- match = re.match(mail_regex, pubkey['uids'].pop())
- leap_assert(match is not None, 'No user address in key data.')
- address = match.group(1)
-
openpgp_privkey = None
if privkey is not None:
- match = re.match(mail_regex, privkey['uids'].pop())
- leap_assert(match is not None, 'No user address in key data.')
- privaddress = match.group(1)
-
# build private key
openpgp_privkey = _build_key_from_gpg(
- privaddress, privkey,
+ privkey,
gpg.export_keys(privkey['fingerprint'], secret=True))
-
- leap_check(address == privaddress,
- 'Addresses in public and private key differ.',
- errors.KeyAddressMismatch)
leap_check(pubkey['fingerprint'] == privkey['fingerprint'],
'Fingerprints for public and private key differ.',
errors.KeyFingerprintMismatch)
# build public key
openpgp_pubkey = _build_key_from_gpg(
- address, pubkey,
+ pubkey,
gpg.export_keys(pubkey['fingerprint'], secret=False))
return (openpgp_pubkey, openpgp_privkey)
- def put_ascii_key(self, key_data, address=None):
+ def put_ascii_key(self, key_data, address):
"""
Put key contained in ascii-armored C{key_data} in local storage.
:param key_data: The key data to be stored.
:type key_data: str or unicode
- :param address: address for which this key will be active. If not set
- all the uids will be activated
+ :param address: address for which this key will be active
:type address: str
"""
leap_assert_type(key_data, (str, unicode))
@@ -407,23 +402,17 @@ class OpenPGPScheme(EncryptionScheme):
if openpgp_privkey is not None:
self.put_key(openpgp_privkey, address)
- def put_key(self, key, address=None):
+ def put_key(self, key, address):
"""
Put C{key} in local storage.
:param key: The key to be stored.
:type key: OpenPGPKey
- :param address: address for which this key will be active. If not set
- all the uids will be activated
+ :param address: address for which this key will be active.
:type address: str
"""
- if address is not None:
- active_address = [_parse_address(address)]
- else:
- active_address = key.address
-
self._put_key_doc(key)
- self._put_active_doc(key, active_address)
+ self._put_active_doc(key, address)
def _put_key_doc(self, key):
"""
@@ -445,7 +434,7 @@ class OpenPGPScheme(EncryptionScheme):
gpg.import_keys(key.key_data)
gpgkey = gpg.list_keys(secret=key.private).pop()
key = _build_key_from_gpg(
- key.address[0], gpgkey,
+ gpgkey,
gpg.export_keys(gpgkey['fingerprint'],
secret=key.private))
doc.set_json(key.get_json())
@@ -458,31 +447,30 @@ class OpenPGPScheme(EncryptionScheme):
else:
self._soledad.create_doc_from_json(key.get_json())
- def _put_active_doc(self, key, addresses):
+ def _put_active_doc(self, key, address):
"""
Put active key document in soledad
:type key: OpenPGPKey
- :type addresses: list(str)
- """
- for address in addresses:
- docs = self._soledad.get_from_index(
- TYPE_ADDRESS_PRIVATE_INDEX,
- self.ACTIVE_TYPE,
- address,
- '1' if key.private else '0')
- if len(docs) == 1:
- doc = docs.pop()
- doc.set_json(key.get_active_json(address))
- self._soledad.put_doc(doc)
- else:
- if len(docs) > 1:
- logger.error("There is more than one active key document "
- "for the address %s" % (address,))
- for doc in docs:
- self._soledad.delete_doc(doc)
- self._soledad.create_doc_from_json(
- key.get_active_json(address))
+ :type addresses: str
+ """
+ docs = self._soledad.get_from_index(
+ TYPE_ADDRESS_PRIVATE_INDEX,
+ self.ACTIVE_TYPE,
+ address,
+ '1' if key.private else '0')
+ if len(docs) == 1:
+ doc = docs.pop()
+ doc.set_json(key.get_active_json(address))
+ self._soledad.put_doc(doc)
+ else:
+ if len(docs) > 1:
+ logger.error("There is more than one active key document "
+ "for the address %s" % (address,))
+ for doc in docs:
+ self._soledad.delete_doc(doc)
+ self._soledad.create_doc_from_json(
+ key.get_active_json(address))
def _get_key_doc(self, address, private=False):
"""