def transfer_key(key_id, trusted_idurl, include_private=False, include_signature=False, timeout=10, result=None):
"""
Actually sending given key to remote user.
"""
if _Debug:
lg.out(_DebugLevel, 'key_ring.transfer_key %s -> %s' % (key_id, trusted_idurl))
if not result:
result = Deferred()
recipient_id_obj = identitycache.FromCache(trusted_idurl)
if not recipient_id_obj:
lg.warn('not found "%s" in identity cache' % trusted_idurl)
result.errback(Exception('not found "%s" in identity cache' % trusted_idurl))
return result
key_alias, creator_idurl = my_keys.split_key_id(key_id)
if not key_alias or not creator_idurl:
lg.warn('wrong key_id')
result.errback(Exception('wrong key_id'))
return result
if not my_keys.is_key_registered(key_id):
lg.warn('unknown key: "%s"' % key_id)
result.errback(Exception('unknown key: "%s"' % key_id))
return result
key_object = my_keys.key_obj(key_id)
try:
key_json = my_keys.make_key_info(
key_object,
key_id=key_id,
include_private=include_private,
include_signature=include_signature,
)
except Exception as exc:
lg.exc()
result.errback(exc)
return result
key_data = serialization.DictToBytes(key_json, values_to_text=True)
block = encrypted.Block(
BackupID=key_id,
Data=key_data,
SessionKey=key.NewSessionKey(session_key_type=key.SessionKeyType()),
SessionKeyType=key.SessionKeyType(),
# encrypt data using public key of recipient
EncryptKey=lambda inp: recipient_id_obj.encrypt(inp),
)
encrypted_key_data = block.Serialize()
p2p_service.SendKey(
remote_idurl=recipient_id_obj.getIDURL(),
encrypted_key_data=encrypted_key_data,
packet_id=key_id,
callbacks={
commands.Ack(): lambda response, info: _on_transfer_key_response(response, info, key_id, result),
commands.Fail(): lambda response, info: _on_transfer_key_response(response, info, key_id, result),
None: lambda pkt_out: _on_transfer_key_response(None, None, key_id, result),
},
timeout=timeout,
)
return result
def transfer_private_key(key_id, idurl):
if _Debug:
lg.out(_DebugLevel,
'key_ring.transfer_private_key %s -> %s' % (key_id, idurl))
result = Deferred()
recipient_id_obj = identitycache.FromCache(idurl)
if not recipient_id_obj:
lg.warn('not found "%s" in identity cache' % idurl)
result.errback(Exception('not found "%s" in identity cache' % idurl))
return result
key_alias, creator_idurl = my_keys.split_key_id(key_id)
if not key_alias or not creator_idurl:
lg.warn('wrong key_id')
result.errback(Exception('wrong key_id'))
return result
key_object = my_keys.known_keys().get(key_id)
if key_object is None:
lg.warn('unknown key: "%s"' % key_id)
result.errback(Exception('unknown key: "%s"' % key_id))
return result
key_json = {
'key_id': key_id,
'alias': key_alias,
'creator': creator_idurl,
'fingerprint': str(key_object.fingerprint()),
'type': str(key_object.type()),
'ssh_type': str(key_object.sshType()),
'size': str(key_object.size()),
'public': str(key_object.public().toString('openssh')),
'private': str(key_object.toString('openssh')),
}
key_data = json.dumps(key_json)
block = encrypted.Block(
BackupID=key_id,
Data=key_data,
SessionKey=key.NewSessionKey(),
# encrypt data using public key of recipient
EncryptKey=lambda inp: recipient_id_obj.encrypt(inp),
)
encrypted_key_data = block.Serialize()
p2p_service.SendKey(
remote_idurl=recipient_id_obj.getIDURL(),
encrypted_key_data=encrypted_key_data,
packet_id=key_id,
callbacks={
commands.Ack():
lambda response, info: result.callback(response),
commands.Fail():
lambda response, info: result.errback(Exception(response)),
},
)
return result
def _do_transfer_key(key_id,
idurl,
include_private=False,
timeout=10,
result=None):
if _Debug:
lg.out(_DebugLevel,
'key_ring.transfer_key %s -> %s' % (key_id, idurl))
if not result:
result = Deferred()
recipient_id_obj = identitycache.FromCache(idurl)
if not recipient_id_obj:
lg.warn('not found "%s" in identity cache' % idurl)
result.errback(Exception('not found "%s" in identity cache' % idurl))
return result
key_alias, creator_idurl = my_keys.split_key_id(key_id)
if not key_alias or not creator_idurl:
lg.warn('wrong key_id')
result.errback(Exception('wrong key_id'))
return result
key_object = my_keys.known_keys().get(key_id)
if key_object is None:
lg.warn('unknown key: "%s"' % key_id)
result.errback(Exception('unknown key: "%s"' % key_id))
return result
try:
key_json = my_keys.make_key_info(key_object,
key_id=key_id,
include_private=include_private)
except Exception as exc:
lg.exc()
result.errback(exc)
return result
key_data = json.dumps(key_json)
block = encrypted.Block(
BackupID=key_id,
Data=key_data,
SessionKey=key.NewSessionKey(),
# encrypt data using public key of recipient
EncryptKey=lambda inp: recipient_id_obj.encrypt(inp),
)
encrypted_key_data = block.Serialize()
p2p_service.SendKey(
remote_idurl=recipient_id_obj.getIDURL(),
encrypted_key_data=encrypted_key_data,
packet_id=key_id,
callbacks={
commands.Ack():
lambda response, info: _on_transfer_key_response(
response, info, key_id, result),
commands.Fail():
lambda response, info: _on_transfer_key_response(
response, info, key_id, result),
# commands.Ack(): lambda response, info: result.callback(response),
# commands.Fail(): lambda response, info: result.errback(Exception(response)),
None:
lambda pkt_out: _on_transfer_key_response(None, None, key_id,
result),
},
timeout=timeout,
)
return result
