def create_app(db_connection_string=None, testing=None):
app = Flask(__name__)
try:
secret_key = faraday.server.config.faraday_server.secret_key
except Exception:
# Now when the config file does not exist it doesn't enter in this
# condition, but it could happen in the future. TODO check
save_new_secret_key(app)
else:
if secret_key is None:
# This is what happens now when the config file doesn't exist.
# TODO check
save_new_secret_key(app)
else:
app.config['SECRET_KEY'] = secret_key
if faraday.server.config.faraday_server.agent_token is None:
save_new_agent_creation_token()
login_failed_message = ("Invalid username or password", 'error')
app.config.update({
'SECURITY_PASSWORD_SINGLE_HASH': True,
'WTF_CSRF_ENABLED': False,
'SECURITY_USER_IDENTITY_ATTRIBUTES': ['username'],
'SECURITY_POST_LOGIN_VIEW': '/_api/session',
'SECURITY_POST_LOGOUT_VIEW': '/_api/login',
'SECURITY_POST_CHANGE_VIEW': '/_api/change',
'SECURITY_CHANGEABLE': True,
'SECURITY_SEND_PASSWORD_CHANGE_EMAIL': False,
'SECURITY_MSG_USER_DOES_NOT_EXIST': login_failed_message,
'SECURITY_TOKEN_AUTHENTICATION_HEADER': 'Authorization',
# The line bellow should not be necessary because of the
# CustomLoginForm, but i'll include it anyway.
'SECURITY_MSG_INVALID_PASSWORD': login_failed_message,
'SESSION_TYPE': 'filesystem',
'SESSION_FILE_DIR': faraday.server.config.FARADAY_SERVER_SESSIONS_DIR,
'SQLALCHEMY_TRACK_MODIFICATIONS': False,
'SQLALCHEMY_RECORD_QUERIES': True,
# app.config['SQLALCHEMY_ECHO'] = True
'SECURITY_PASSWORD_SCHEMES': [
'bcrypt', # This should be the default value
# 'des_crypt',
'pbkdf2_sha1', # Used by CouchDB passwords
# 'pbkdf2_sha256',
# 'pbkdf2_sha512',
# 'sha256_crypt',
# 'sha512_crypt',
'plaintext', # TODO: remove it
],
'PERMANENT_SESSION_LIFETIME': datetime.timedelta(hours=12),
'SESSION_COOKIE_NAME': 'faraday_session_2',
'SESSION_COOKIE_SAMESITE': 'Lax',
})
store = FilesystemStore(app.config['SESSION_FILE_DIR'])
prefixed_store = PrefixDecorator('sessions_', store)
KVSessionExtension(prefixed_store, app)
user_logged_out.connect(expire_session, app)
storage_path = faraday.server.config.storage.path
if not storage_path:
logger.warn('No storage section or path in the .faraday/config/server.ini. Setting the default value to .faraday/storage')
storage_path = setup_storage_path()
if not DepotManager.get('default'):
if testing:
DepotManager.configure('default', {
'depot.storage_path': '/tmp'
})
else:
DepotManager.configure('default', {
'depot.storage_path': storage_path
})
check_testing_configuration(testing, app)
try:
app.config['SQLALCHEMY_DATABASE_URI'] = db_connection_string or faraday.server.config.database.connection_string.strip("'")
except AttributeError:
logger.info('Missing [database] section on server.ini. Please configure the database before running the server.')
except NoOptionError:
logger.info('Missing connection_string on [database] section on server.ini. Please configure the database before running the server.')
from faraday.server.models import db # pylint:disable=import-outside-toplevel
db.init_app(app)
#Session(app)
# Setup Flask-Security
app.user_datastore = SQLAlchemyUserDatastore(
db,
user_model=User,
role_model=None) # We won't use flask security roles feature
Security(app, app.user_datastore, login_form=CustomLoginForm)
# Make API endpoints require a login user by default. Based on
# https://stackoverflow.com/questions/13428708/best-way-to-make-flask-logins-login-required-the-default
app.view_functions['security.login'].is_public = True
app.view_functions['security.logout'].is_public = True
app.debug = faraday.server.config.is_debug_mode()
minify_json_output(app)
for handler in LOGGING_HANDLERS:
app.logger.addHandler(handler)
register_blueprints(app)
register_handlers(app)
app.view_functions['agent_api.AgentCreationView:post'].is_public = True
return app
def create_app(db_connection_string=None, testing=None):
class CustomFlask(Flask):
SKIP_RULES = [ # These endpoints will be removed for v3
'/v3/ws/<workspace_name>/hosts/bulk_delete/',
'/v3/ws/<workspace_name>/vulns/bulk_delete/',
'/v3/ws/<workspace_id>/change_readonly/',
'/v3/ws/<workspace_id>/deactivate/',
'/v3/ws/<workspace_id>/activate/',
]
def add_url_rule(self, rule, endpoint=None, view_func=None, **options):
# Flask registers views when an application starts
# do not add view from SKIP_VIEWS
for rule_ in CustomFlask.SKIP_RULES:
if rule_ == rule:
return
return super().add_url_rule(rule, endpoint, view_func, **options)
app = CustomFlask(__name__, static_folder=None)
try:
secret_key = faraday.server.config.faraday_server.secret_key
except Exception:
# Now when the config file does not exist it doesn't enter in this
# condition, but it could happen in the future. TODO check
save_new_secret_key(app)
else:
if secret_key is None:
# This is what happens now when the config file doesn't exist.
# TODO check
save_new_secret_key(app)
else:
app.config['SECRET_KEY'] = secret_key
if faraday.server.config.faraday_server.agent_registration_secret is None:
save_new_agent_creation_token_secret()
login_failed_message = ("Invalid username or password", 'error')
app.config.update({
'SECURITY_BACKWARDS_COMPAT_AUTH_TOKEN':
True,
'SECURITY_PASSWORD_SINGLE_HASH':
True,
'WTF_CSRF_ENABLED':
False,
'SECURITY_USER_IDENTITY_ATTRIBUTES': [{
'username': {
'mapper': uia_username_mapper
}
}],
'SECURITY_POST_LOGIN_VIEW':
'/_api/session',
'SECURITY_POST_CHANGE_VIEW':
'/_api/change',
'SECURITY_RESET_PASSWORD_TEMPLATE':
'/security/reset.html',
'SECURITY_POST_RESET_VIEW':
'/',
'SECURITY_SEND_PASSWORD_RESET_EMAIL':
True,
# For testing porpouse
'SECURITY_EMAIL_SENDER':
"*****@*****.**",
'SECURITY_CHANGEABLE':
True,
'SECURITY_SEND_PASSWORD_CHANGE_EMAIL':
False,
'SECURITY_MSG_USER_DOES_NOT_EXIST':
login_failed_message,
'SECURITY_TOKEN_AUTHENTICATION_HEADER':
'Authorization',
# The line bellow should not be necessary because of the
# CustomLoginForm, but i'll include it anyway.
'SECURITY_MSG_INVALID_PASSWORD':
login_failed_message,
'SESSION_TYPE':
'filesystem',
'SESSION_FILE_DIR':
faraday.server.config.FARADAY_SERVER_SESSIONS_DIR,
'SQLALCHEMY_TRACK_MODIFICATIONS':
False,
'SQLALCHEMY_RECORD_QUERIES':
True,
# app.config['SQLALCHEMY_ECHO'] = True
'SECURITY_PASSWORD_SCHEMES': [
'bcrypt', # This should be the default value
# 'des_crypt',
# 'pbkdf2_sha256',
# 'pbkdf2_sha512',
# 'sha256_crypt',
# 'sha512_crypt',
],
'PERMANENT_SESSION_LIFETIME':
datetime.timedelta(hours=int(
faraday.server.config.faraday_server.session_timeout or 12)),
'SESSION_COOKIE_NAME':
'faraday_session_2',
'SESSION_COOKIE_SAMESITE':
'Lax',
})
store = FilesystemStore(app.config['SESSION_FILE_DIR'])
prefixed_store = PrefixDecorator('sessions_', store)
KVSessionExtension(prefixed_store, app)
user_logged_in.connect(user_logged_in_succesfull, app)
user_logged_out.connect(expire_session, app)
storage_path = faraday.server.config.storage.path
if not storage_path:
logger.warn(
'No storage section or path in the .faraday/config/server.ini. Setting the default value to .faraday/storage'
)
storage_path = setup_storage_path()
if not DepotManager.get('default'):
if testing:
DepotManager.configure(
'default',
{
'depot.storage_path': '/tmp' # nosec
})
else:
DepotManager.configure('default',
{'depot.storage_path': storage_path})
check_testing_configuration(testing, app)
try:
app.config[
'SQLALCHEMY_DATABASE_URI'] = db_connection_string or faraday.server.config.database.connection_string.strip(
"'")
except AttributeError:
logger.info(
'Missing [database] section on server.ini. Please configure the database before running the server.'
)
except NoOptionError:
logger.info(
'Missing connection_string on [database] section on server.ini. Please configure the database before running the server.'
)
from faraday.server.models import db # pylint:disable=import-outside-toplevel
db.init_app(app)
# Session(app)
# Setup Flask-Security
app.user_datastore = SQLAlchemyUserDatastore(
db, user_model=User,
role_model=None) # We won't use flask security roles feature
from faraday.server.api.modules.agent import agent_creation_api # pylint: disable=import-outside-toplevel
app.limiter = Limiter(app, key_func=get_remote_address, default_limits=[])
if not testing:
app.limiter.limit(faraday.server.config.limiter_config.login_limit)(
agent_creation_api)
app.register_blueprint(agent_creation_api)
Security(app, app.user_datastore, login_form=CustomLoginForm)
# Make API endpoints require a login user by default. Based on
# https://stackoverflow.com/questions/13428708/best-way-to-make-flask-logins-login-required-the-default
app.view_functions['security.login'].is_public = True
app.view_functions['security.logout'].is_public = True
app.debug = faraday.server.config.is_debug_mode()
minify_json_output(app)
for handler in LOGGING_HANDLERS:
app.logger.addHandler(handler)
app.logger.propagate = False
register_blueprints(app)
register_handlers(app)
app.view_functions[
'agent_creation_api.AgentCreationView:post'].is_public = True
app.view_functions[
'agent_creation_api.AgentCreationV3View:post'].is_public = True
return app
