def __init__(self):
# type: () -> None
self.vk, self._sk = libnacl.crypto_sign_keypair()
self._other_chains = {} # type: Dict[str, GrowingList]
self.my_chain = Chain(self.vk, self._sk)
self.consensus = {} # type: Dict[int, Cons]
logging.info("TC: my VK is {}".format(b64encode(self.vk)))
def test_box(self):
msg = b'Are you suggesting coconuts migrate?'
# run 1
vk1, sk1 = libnacl.crypto_sign_keypair()
sig = libnacl.crypto_sign(msg, sk1)
self.assertEqual(msg, sig[libnacl.crypto_sign_BYTES:])
sig_msg = libnacl.crypto_sign_open(sig, vk1)
self.assertEqual(msg, sig_msg)
def test_gen(self):
vk1, sk1 = libnacl.crypto_sign_keypair()
vk2, sk2 = libnacl.crypto_sign_keypair()
vk3, sk3 = libnacl.crypto_sign_keypair()
self.assertEqual(len(vk1), libnacl.crypto_sign_PUBLICKEYBYTES)
self.assertEqual(len(sk1), libnacl.crypto_sign_SECRETKEYBYTES)
self.assertEqual(len(vk2), libnacl.crypto_sign_PUBLICKEYBYTES)
self.assertEqual(len(sk2), libnacl.crypto_sign_SECRETKEYBYTES)
self.assertEqual(len(vk3), libnacl.crypto_sign_PUBLICKEYBYTES)
self.assertEqual(len(sk3), libnacl.crypto_sign_SECRETKEYBYTES)
self.assertNotEqual(vk1, sk1)
self.assertNotEqual(vk2, sk2)
self.assertNotEqual(vk3, sk3)
self.assertNotEqual(vk1, vk2)
self.assertNotEqual(vk1, vk3)
self.assertNotEqual(sk1, sk2)
self.assertNotEqual(sk2, sk3)
def initkeys(self, fname='keys.dat'):
"""
generate / load signing keys
"""
if not os.path.exists(fname):
self._pk , self._sk = libnacl.crypto_sign_keypair()
self.dump_keys(fname)
self.load_keys(fname)
def testSignatureValidation():
vk, sk = libnacl.crypto_sign_keypair()
data = {'message': 'this is a test'}
signed = libnacl.crypto_sign(bytes(data['message'], 'utf-8'), sk)
base64Signature = base64.b64encode(signed)
base64Key = base64.b64encode(vk)
verified, message = validateSignature(base64Signature, base64Key, dumps(data))
assert verified
data = {'message': 'this will fail'}
verified, message = validateSignature(base64Signature, base64Key, dumps(data))
assert not verified
def create(cls) -> 'Member':
"""
Creates new member with a signing (private) key
"""
verify_key_bytes, signing_key_bytes = crypto_sign_keypair()
verify_key = base64_encode(verify_key_bytes).decode("UTF-8")
signing_key = base64_encode(signing_key_bytes).decode("UTF-8")
new_member = Member(verify_key, signing_key)
new_member.name = "Me"
bptc.logger.info("Created new Member: " + str(new_member))
return new_member
def _generate():
"""Generate an Ed25519-SHA512 signing key pair
"""
return libnacl.crypto_sign_keypair()
def __init__(self, filename):
self.filename = os.path.abspath(filename)
self.threadLocal = threading.local()
#Deterministically generate a keypair that we will use to sign all correspondance
self.localNodeVK, self.localNodeSK = libnacl.crypto_sign_seed_keypair(
libnacl.crypto_generichash(
os.path.basename(filename).encode("utf8"), nodeID))
print(len(self.localNodeVK), self.localNodeVK, 90)
#Websockets that are subscribing to us.
self.subscribers = weakref.WeakValueDictionary()
self.dbConnect()
self.config = configparser.ConfigParser()
if os.path.exists(filename + ".conf"):
self.config.read(filename + ".conf")
self.threadLocal.conn.row_factory = sqlite3.Row
# self.threadLocal.conn.execute("PRAGMA wal_checkpoint=FULL")
self.threadLocal.conn.execute("PRAGMA secure_delete = off")
# Yep, we're really just gonna use it as a document store like this.
self.threadLocal.conn.execute(
'''CREATE TABLE IF NOT EXISTS document (rowid integer primary key, json text, signature text, localinfo text)'''
)
self.threadLocal.conn.execute('''CREATE TABLE IF NOT EXISTS meta
(key text primary key, value text)''')
self.threadLocal.conn.execute('''CREATE TABLE IF NOT EXISTS peers
(peerID text primary key, lastArrival integer, info text)''')
# To keep indexing simple and universal, it only works on three properties. _tags, _description and _body.
self.threadLocal.conn.execute('''
CREATE VIRTUAL TABLE IF NOT EXISTS search USING fts5(tags, description, body, content='')'''
)
self.threadLocal.conn.execute(
'''CREATE INDEX IF NOT EXISTS document_parent ON document(json_extract(json,"$.parent")) WHERE json_extract(json,"$.parent") IS NOT null '''
)
self.threadLocal.conn.execute(
'''CREATE INDEX IF NOT EXISTS document_link ON document(json_extract(json,"$.link")) WHERE json_extract(json,"$.link") IS NOT null'''
)
self.threadLocal.conn.execute(
'''CREATE INDEX IF NOT EXISTS document_name ON document(json_extract(json,"$.name"))'''
)
self.threadLocal.conn.execute(
'''CREATE INDEX IF NOT EXISTS document_id ON document(json_extract(json,"$.id"))'''
)
self.threadLocal.conn.execute(
'''CREATE INDEX IF NOT EXISTS document_type ON document(json_extract(json,"$.type"))'''
)
self.threadLocal.conn.execute("""
CREATE TRIGGER IF NOT EXISTS search_index AFTER INSERT ON document BEGIN
INSERT INTO search(rowid, tags, description, body) VALUES (new.rowid, IFNULL(json_extract(new.json,"$.tags"), ""), IFNULL(json_extract(new.json,"$.description"), ""), IFNULL(json_extract(new.json,"$.body"), ""));
END;
""")
self.threadLocal.conn.execute(
""" CREATE TRIGGER IF NOT EXISTS search_delete AFTER DELETE ON document BEGIN
INSERT INTO search(search, rowid, tags, description, body) VALUES ('delete', old.rowid, IFNULL(json_extract(old.json,"$.tags"), ""), IFNULL(json_extract(old.json,"$.description"), ""), IFNULL(json_extract(old.json,"$.body"), ""));
END;""")
self.threadLocal.conn.execute("""
CREATE TRIGGER IF NOT EXISTS search_update AFTER UPDATE ON document BEGIN
INSERT INTO search(search, rowid, tags, description, body) VALUES ('delete', old.rowid, IFNULL(json_extract(old.json,"$.tags"), ""), IFNULL(json_extract(old.json,"$.description"), ""), IFNULL(json_extract(old.json,"$.body"), ""));
INSERT INTO search(rowid, tags, description, body) VALUES (new.rowid, IFNULL(json_extract(new.json,"$.tags"), ""), IFNULL(json_extract(new.json,"$.description"), ""), IFNULL(json_extract(new.json,"$.body"), ""));
END;
""")
self.keys = configparser.ConfigParser()
if os.path.exists(filename + ".keys"):
self.keys.read(filename + ".keys")
pk = base64.b64decode(self.keys.get('key', 'public', fallback=''))
sk = base64.b64decode(self.keys.get('key', 'secret', fallback=''))
# Generate a keypair for this particular node.
if not (pk and sk):
pk, sk = libnacl.crypto_sign_keypair()
try:
self.keys.add_section("key")
except:
pass
self.keys.set('key', 'public', base64.b64encode(pk).decode('utf8'))
self.keys.set('key', 'secret', base64.b64encode(sk).decode('utf8'))
# Add our new key to the approved list, for our local copy.
if 'approved' not in self.config:
self.config.add_section('approved')
self.config.set('approved', 'autogenerated',
base64.b64encode(pk).decode())
self.saveConfig()
self.publicKey = pk
self.secretKey = sk
if 'sync' not in self.config:
self.config.add_section('sync')
self.config.set('sync', 'syncKey',
base64.b64encode(os.urandom(24)).decode('utf8'))
self.config.set('sync', 'writePassword',
base64.b64encode(os.urandom(24)).decode('utf8'))
self.saveConfig()
self.syncKey = self.config.get('sync', 'syncKey', fallback=None)
self.writePassword = self.config.get('sync',
'writePassword',
fallback='')
if self.syncKey:
databaseBySyncKeyHash[libnacl.crypto_generichash(
self.syncKey.encode("utf8"))[:16]] = self
if self.writePassword:
databaseBySyncKeyHash[libnacl.crypto_generichash(
self.writePassword.encode("utf8"))[:16]] = self
print(list(databaseBySyncKeyHash.keys()))
self.approvedPublicKeys = {}
if 'approved' in self.config:
for i in self.config['approved']:
# Reverse lookup
self.approvedPublicKeys[self.config['approved'][i]] = i
def _generate():
"""Generate an Ed25519-SHA512 signing key pair
"""
return libnacl.crypto_sign_keypair()
def test_crypto(data=rand(8)):
pk , sk = libnacl.crypto_sign_keypair()
sig = nacl_sign(data, sk)
nacl_verify(data, sig, pk)
def __init__(self, filename):
self.filename = os.path.abspath(filename)
self.conn = sqlite3.connect(filename)
self.config = configparser.ConfigParser()
if os.path.exists(filename + ".conf"):
self.config.read(filename + ".conf")
self.conn.row_factory = sqlite3.Row
# Self.conn.execute("PRAGMA wal_checkpoint=FULL")
self.conn.execute("PRAGMA secure_delete = off")
# Yep, we're really just gonna use it as a document store like this.
self.conn.execute(
'''CREATE TABLE IF NOT EXISTS document (rowid integer primary key, json text, signature text, localinfo text)'''
)
self.conn.execute('''CREATE TABLE IF NOT EXISTS meta
(key text primary key, value text)''')
# To keep indexing simple and universal, it only works on three properties. _tags, _description and _body.
self.conn.execute('''
CREATE VIRTUAL TABLE IF NOT EXISTS search USING fts5(tags, description, body, content='')'''
)
self.conn.execute(
'''CREATE INDEX IF NOT EXISTS document_parent ON document(json_extract(json,"$._parent")) WHERE json_extract(json,"$._parent") IS NOT null '''
)
self.conn.execute(
'''CREATE INDEX IF NOT EXISTS document_link ON document(json_extract(json,"$._link")) WHERE json_extract(json,"$._link") IS NOT null'''
)
self.conn.execute(
'''CREATE INDEX IF NOT EXISTS document_name ON document(json_extract(json,"$._name"))'''
)
self.conn.execute(
'''CREATE INDEX IF NOT EXISTS document_id ON document(json_extract(json,"$._id"))'''
)
self.conn.execute(
'''CREATE INDEX IF NOT EXISTS document_type ON document(json_extract(json,"$._type"))'''
)
self.conn.execute("""
CREATE TRIGGER IF NOT EXISTS search_index AFTER INSERT ON document BEGIN
INSERT INTO search(rowid, tags, description, body) VALUES (new.rowid, IFNULL(json_extract(new.json,"$._tags"), ""), IFNULL(json_extract(new.json,"$._description"), ""), IFNULL(json_extract(new.json,"$._body"), ""));
END;
""")
self.conn.execute(
""" CREATE TRIGGER IF NOT EXISTS search_delete AFTER DELETE ON document BEGIN
INSERT INTO search(search, rowid, tags, description, body) VALUES ('delete', old.rowid, IFNULL(json_extract(old.json,"$._tags"), ""), IFNULL(json_extract(old.json,"$._description"), ""), IFNULL(json_extract(old.json,"$._body"), ""));
END;""")
self.conn.execute("""
CREATE TRIGGER IF NOT EXISTS search_update AFTER UPDATE ON document BEGIN
INSERT INTO search(search, rowid, tags, description, body) VALUES ('delete', old.rowid, IFNULL(json_extract(old.json,"$._tags"), ""), IFNULL(json_extract(old.json,"$._description"), ""), IFNULL(json_extract(old.json,"$._body"), ""));
INSERT INTO search(rowid, tags, description, body) VALUES (new.rowid, IFNULL(json_extract(new.json,"$._tags"), ""), IFNULL(json_extract(new.json,"$._description"), ""), IFNULL(json_extract(new.json,"$._body"), ""));
END;
""")
self.keys = configparser.ConfigParser()
if os.path.exists(filename + ".keys"):
self.keys.read(filename + ".keys")
pk = base64.b64decode(self.keys.get('key', 'public', fallback=''))
sk = base64.b64decode(self.keys.get('key', 'secret', fallback=''))
# Generate a keypair for this particular node.
if not (pk and sk):
pk, sk = libnacl.crypto_sign_keypair()
try:
self.keys.add_section("key")
except:
pass
self.keys.set('key', 'public', base64.b64encode(pk).decode('utf8'))
self.keys.set('key', 'secret', base64.b64encode(sk).decode('utf8'))
# Add our new key to the approved list, for our local copy.
if 'approved' not in self.config:
self.config.add_section('approved')
self.config.set('approved', 'autogenerated',
base64.b64encode(pk).decode())
self.saveConfig()
self.publicKey = pk
self.secretKey = sk
if 'sync' not in self.config:
self.config.add_section('sync')
self.config.set('sync', 'syncKey', str(uuid.uuid4()))
self.config.set('sync', 'writePassword', str(uuid.uuid4()))
self.saveConfig()
self.syncKey = self.config.get('sync', 'syncKey', fallback=None)
if self.syncKey:
databaseBySyncKey[libnacl.crypto_generichash(self.syncKey)] = self
self.approvedPublicKeys = {}
if 'approved' in self.config:
for i in self.config['approved']:
# Reverse lookup
self.approvedPublicKeys[self.config['approved'][i]] = i