def test_add(self):
db = Storage()
keydb = KeyDB(db, load=True)
db._sync_db()
assert len(os.listdir(os.getcwd())) == 1
keydb.add_key("public1", "private1")
keydb.add_key("public2", "private2")
assert len(keydb.get_public_keys()) == 2
assert keydb.get_public_keys()[0] == "public1"
assert keydb.get_public_keys()[1] == "public2"
def test_revoking_break(self):
db = Storage()
keydb = KeyDB(db, load=False)
db._sync_db()
assert len(os.listdir(os.getcwd())) == 1
keydb.add_key('public1', 'private1')
keydb.add_key('public2', 'private2')
assert keydb.get_revoked_key() is None
assert len(keydb.get_public_keys()) == 2
keydb.revoke_key(count=1)
assert len(keydb.get_public_keys()) == 1
assert keydb.get_revoked_key()['public'] == 'public1'
def test_get_revoked_key(self):
db = Storage()
keydb = KeyDB(db, load=True)
db._sync_db()
assert len(os.listdir(os.getcwd())) == 1
assert keydb.get_revoked_key() is None
keydb.add_key('public1', 'private1')
keydb.add_key('public2', 'private2')
assert len(keydb.get_public_keys()) == 2
keydb.revoke_key(count=2)
assert len(keydb.get_public_keys()) == 0
def test_revoking_break(self):
db = Storage()
keydb = KeyDB(db, load=False)
db._sync_db()
assert len(os.listdir(os.getcwd())) == 1
keydb.add_key("public1", "private1")
keydb.add_key("public2", "private2")
assert keydb.get_revoked_key() is None
assert len(keydb.get_public_keys()) == 2
keydb.revoke_key(count=1)
assert len(keydb.get_public_keys()) == 1
assert keydb.get_revoked_key()["public"] == "public1"
def test_get_revoked_key(self):
db = Storage()
keydb = KeyDB(db, load=True)
db._sync_db()
assert len(os.listdir(os.getcwd())) == 1
assert keydb.get_revoked_key() is None
keydb.add_key("public1", "private1")
keydb.add_key("public2", "private2")
assert len(keydb.get_public_keys()) == 2
keydb.revoke_key(count=2)
assert len(keydb.get_public_keys()) == 0
def init_app(self, obj, db):
"""Sets up client with config values from obj
Args:
obj (instance): config object
"""
# Copies and sets all needed config attributes
# for this object
self.app_name = obj.get('APP_NAME')
self.private_key_name = self.app_name + '.pem'
self.public_key_name = self.app_name + '.pub'
data_dir = obj.get('DATA_DIR', os.getcwd())
self.db = db
self.keysdb = KeyDB(db)
self.data_dir = os.path.join(data_dir, settings.USER_DATA_FOLDER)
self.deploy_dir = os.path.join(self.data_dir, 'deploy')
self.version_file = os.path.join(self.deploy_dir,
settings.VERSION_FILE)
def test_add(self):
db = Storage()
keydb = KeyDB(db, load=True)
db._sync_db()
assert len(os.listdir(os.getcwd())) == 1
keydb.add_key('public1', 'private1')
keydb.add_key('public2', 'private2')
assert len(keydb.get_public_keys()) == 2
assert keydb.get_public_keys()[0] == 'public1'
assert keydb.get_public_keys()[1] == 'public2'
def init_app(self, obj, db):
"""Sets up client with config values from obj
Args:
obj (instance): config object
"""
# Copies and sets all needed config attributes
# for this object
self.app_name = obj.get('APP_NAME')
self.private_key_name = self.app_name + '.pem'
self.public_key_name = self.app_name + '.pub'
data_dir = obj.get('DATA_DIR', os.getcwd())
self.db = db
self.keysdb = KeyDB(db)
self.data_dir = os.path.join(data_dir, settings.USER_DATA_FOLDER)
self.deploy_dir = os.path.join(self.data_dir, 'deploy')
self.version_file = os.path.join(self.deploy_dir,
settings.VERSION_FILE)
class KeyHandler(object):
"""KeyHanlder object is used to manage keys used for signing updates
Kwargs:
app (obj): Config object to get config values from
db (dict): Framework metadata
"""
def __init__(self, app=None, db=None):
self.key_encoding = 'base64'
if app is not None:
self.init_app(app, db)
def init_app(self, obj, db):
"""Sets up client with config values from obj
Args:
obj (instance): config object
"""
# Copies and sets all needed config attributes
# for this object
self.app_name = obj.get('APP_NAME')
self.private_key_name = self.app_name + '.pem'
self.public_key_name = self.app_name + '.pub'
data_dir = obj.get('DATA_DIR', os.getcwd())
self.db = db
self.keysdb = KeyDB(db)
self.data_dir = os.path.join(data_dir, settings.USER_DATA_FOLDER)
self.deploy_dir = os.path.join(self.data_dir, 'deploy')
self.version_file = os.path.join(self.deploy_dir,
settings.VERSION_FILE)
def make_keys(self, count=3):
"""Makes public and private keys for signing and verification
Kwargs:
count (bool): The number of keys to create.
"""
log.info('Creating {} keys'.format(count))
c = 0
while c < count:
self._make_keys()
c += 1
def _make_keys(self):
# Makes a set of private and public keys
# Used for authentication
self.keysdb.load()
privkey, pubkey = ed25519.create_keypair()
pri = privkey.to_ascii(encoding=self.key_encoding)
pub = pubkey.to_ascii(encoding=self.key_encoding)
self.keysdb.add_key(pub, pri)
def sign_update(self):
"""Signs version file with private key
Proxy method for :meth:`_add_sig`
"""
# Loads private key
# Loads version file to memory
# Signs Version file
# Writes version file back to disk
self._add_sig()
def get_public_keys(self):
"Returns (object): Public Key"
self.keysdb.load()
return self.keysdb.get_public_keys()
def get_recent_revoked_key(self):
self.keysdb.load()
return self.keysdb.get_revoked_key()
def print_public_keys(self):
"Prints public key data to console"
keys = self.get_public_key()
print('Public Key:\n{}\n\n'.format(keys))
def revoke_key(self, count):
self.keysdb.revoke_key(count)
self.make_keys(count)
def _load_private_keys(self):
# Loads private key
log.debug('Loading private key')
return self.keysdb.get_private_keys()
def _add_sig(self):
# Adding new signature to version file
private_keys = self._load_private_keys()
# Just making sure we have a least 2 keys so when revoke is
# called we have a fall back
if len(private_keys) < 2:
self.make_keys()
private_keys = self._load_private_keys()
update_data = self._load_update_data()
if 'sigs' in update_data:
log.debug('Removing signatures from version file')
del update_data['sigs']
update_data_str = json.dumps(update_data, sort_keys=True)
signatures = []
for p in private_keys:
if six.PY2 is True and isinstance(p, unicode) is True:
log.debug('Got type: {}'.format(type(p)))
p = str(p)
log.debug('Key type: {}'.format(type(p)))
privkey = ed25519.SigningKey(p, encoding=self.key_encoding)
# Signs update data with private key
sig = privkey.sign(six.b(update_data_str),
encoding=self.key_encoding)
log.debug('Sig: {}'.format(sig))
signatures.append(sig)
og_data = json.loads(update_data_str)
update_data = og_data.copy()
# Add signatures to update data
update_data['sigs'] = signatures
log.info('Adding sig to update data')
# Write updated version file to filesystem
self._write_update_data(og_data, update_data)
def _write_update_data(self, data, version):
# Save update data to repo database
self.db.save(settings.CONFIG_DB_KEY_VERSION_META, data)
log.debug('Saved version meta data')
# Gzip update date
with gzip.open(self.version_file, 'wb') as f:
f.write(json.dumps(version, indent=2, sort_keys=True))
log.info('Created gzipped version manifest in deploy dir')
def _load_update_data(self):
log.debug("Loading version data")
update_data = self.db.load(settings.CONFIG_DB_KEY_VERSION_META)
# If update_data is None, create a new one
if update_data is None:
update_data = {}
log.error('Version meta data not found')
self.db.save(settings.CONFIG_DB_KEY_VERSION_META, update_data)
log.info('Created new version meta data')
log.debug('Version file loaded')
return update_data
class KeyHandler(object):
"""KeyHanlder object is used to manage keys used for signing updates
Kwargs:
app (obj): Config object to get config values from
db (dict): Framework metadata
"""
def __init__(self, app=None, db=None):
self.key_encoding = 'base64'
if app is not None:
self.init_app(app, db)
def init_app(self, obj, db):
"""Sets up client with config values from obj
Args:
obj (instance): config object
"""
# Copies and sets all needed config attributes
# for this object
self.app_name = obj.get('APP_NAME')
self.private_key_name = self.app_name + '.pem'
self.public_key_name = self.app_name + '.pub'
data_dir = obj.get('DATA_DIR', os.getcwd())
self.db = db
self.keysdb = KeyDB(db)
self.data_dir = os.path.join(data_dir, settings.USER_DATA_FOLDER)
self.deploy_dir = os.path.join(self.data_dir, 'deploy')
self.version_file = os.path.join(self.deploy_dir,
settings.VERSION_FILE)
def make_keys(self, count=3):
"""Makes public and private keys for signing and verification
Kwargs:
count (bool): The number of keys to create.
"""
log.info('Creating {} keys'.format(count))
c = 0
while c < count:
self._make_keys()
c += 1
def _make_keys(self):
# Makes a set of private and public keys
# Used for authentication
self.keysdb.load()
privkey, pubkey = ed25519.create_keypair()
pri = privkey.to_ascii(encoding=self.key_encoding)
pub = pubkey.to_ascii(encoding=self.key_encoding)
self.keysdb.add_key(pub, pri)
def sign_update(self):
"""Signs version file with private key
Proxy method for :meth:`_add_sig`
"""
# Loads private key
# Loads version file to memory
# Signs Version file
# Writes version file back to disk
self._add_sig()
def get_public_keys(self):
"Returns (object): Public Key"
self.keysdb.load()
return self.keysdb.get_public_keys()
def get_recent_revoked_key(self):
self.keysdb.load()
return self.keysdb.get_revoked_key()
def print_public_keys(self):
"Prints public key data to console"
keys = self.get_public_key()
print('Public Key:\n{}\n\n'.format(keys))
def revoke_key(self, count):
self.keysdb.revoke_key(count)
self.make_keys(count)
def _load_private_keys(self):
# Loads private key
log.debug('Loading private key')
return self.keysdb.get_private_keys()
def _add_sig(self):
# Adding new signature to version file
private_keys = self._load_private_keys()
# Just making sure we have a least 2 keys so when revoke is
# called we have a fall back
if len(private_keys) < 2:
self.make_keys()
private_keys = self._load_private_keys()
update_data = self._load_update_data()
if 'sigs' in update_data:
log.debug('Removing signatures from version file')
del update_data['sigs']
update_data_str = json.dumps(update_data, sort_keys=True)
signatures = []
for p in private_keys:
if six.PY2 is True and isinstance(p, unicode) is True:
log.debug('Got type: {}'.format(type(p)))
p = str(p)
log.debug('Key type: {}'.format(type(p)))
privkey = ed25519.SigningKey(p, encoding=self.key_encoding)
# Signs update data with private key
sig = privkey.sign(six.b(update_data_str),
encoding=self.key_encoding)
log.debug('Sig: {}'.format(sig))
signatures.append(sig)
og_data = json.loads(update_data_str)
update_data = og_data.copy()
# Add signatures to update data
update_data['sigs'] = signatures
log.info('Adding sig to update data')
# Write updated version file to filesystem
self._write_update_data(og_data, update_data)
def _write_update_data(self, data, version):
# Save update data to repo database
self.db.save(settings.CONFIG_DB_KEY_VERSION_META, data)
log.debug('Saved version meta data')
# Gzip update date
with gzip.open(self.version_file, 'wb') as f:
f.write(json.dumps(version, indent=2, sort_keys=True))
log.info('Created gzipped version manifest in deploy dir')
def _load_update_data(self):
log.debug("Loading version data")
update_data = self.db.load(settings.CONFIG_DB_KEY_VERSION_META)
# If update_data is None, create a new one
if update_data is None:
update_data = {}
log.error('Version meta data not found')
self.db.save(settings.CONFIG_DB_KEY_VERSION_META, update_data)
log.info('Created new version meta data')
log.debug('Version file loaded')
return update_data
