mirror of
https://github.com/GNS3/gns3-server.git
synced 2024-12-20 21:33:09 +00:00
352 lines
9.1 KiB
Python
352 lines
9.1 KiB
Python
import pytest
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import asyncio
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import tempfile
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import shutil
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import sys
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import os
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from fastapi import FastAPI
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from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine
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from httpx import AsyncClient
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from unittest.mock import MagicMock, patch
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from pathlib import Path
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from gns3server.controller import Controller
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from gns3server.config import Config
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from gns3server.compute import MODULES
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from gns3server.compute.port_manager import PortManager
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from gns3server.compute.project_manager import ProjectManager
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from gns3server.db.models import Base, User
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from gns3server.db.repositories.users import UsersRepository
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from gns3server.api.routes.controller.dependencies.database import get_db_session
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from gns3server.schemas.users import UserCreate
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from gns3server.services import auth_service
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sys._called_from_test = True
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sys.original_platform = sys.platform
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if sys.platform.startswith("win") and sys.version_info < (3, 8):
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@pytest.yield_fixture(scope="session")
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def event_loop(request):
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"""
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Overwrite pytest_asyncio event loop on Windows for Python < 3.8
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As of Python 3.8, the default event loop on Windows is Proactor
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"""
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loop = asyncio.ProactorEventLoop()
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asyncio.set_event_loop(loop)
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yield loop
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asyncio.set_event_loop(None)
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# https://github.com/pytest-dev/pytest-asyncio/issues/68
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# this event_loop is used by pytest-asyncio, and redefining it
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# is currently the only way of changing the scope of this fixture
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@pytest.yield_fixture(scope="class")
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def event_loop(request):
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loop = asyncio.get_event_loop_policy().new_event_loop()
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yield loop
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loop.close()
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@pytest.fixture(scope="class")
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async def app() -> FastAPI:
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# async with db_engine.begin() as conn:
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# await conn.run_sync(Base.metadata.drop_all)
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# await conn.run_sync(Base.metadata.create_all)
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from gns3server.api.server import app as gns3app
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yield gns3app
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@pytest.fixture(scope="class")
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async def db_engine():
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db_url = os.getenv("GNS3_TEST_DATABASE_URI", "sqlite+aiosqlite:///:memory:") # "sqlite:///./sql_test_app.db"
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engine = create_async_engine(db_url, connect_args={"check_same_thread": False}, future=True)
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yield engine
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#await engine.sync_engine.dispose()
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@pytest.fixture(scope="class")
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async def db_session(db_engine):
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# recreate database tables for each class
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# preferred and faster way would be to rollback the session/transaction
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# but it doesn't work for some reason
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async with db_engine.begin() as conn:
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await conn.run_sync(Base.metadata.drop_all)
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await conn.run_sync(Base.metadata.create_all)
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session = AsyncSession(db_engine)
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try:
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yield session
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finally:
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await session.close()
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@pytest.fixture
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async def client(app: FastAPI, db_session: AsyncSession) -> AsyncClient:
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async def _get_test_db():
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try:
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yield db_session
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finally:
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pass
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app.dependency_overrides[get_db_session] = _get_test_db
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async with AsyncClient(
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app=app,
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base_url="http://test-api",
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headers={"Content-Type": "application/json"}
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) as client:
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yield client
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@pytest.fixture
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async def test_user(db_session: AsyncSession) -> User:
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new_user = UserCreate(
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username="user1",
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email="user1@email.com",
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password="user1_password",
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)
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user_repo = UsersRepository(db_session)
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existing_user = await user_repo.get_user_by_username(new_user.username)
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if existing_user:
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return existing_user
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return await user_repo.create_user(new_user)
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@pytest.fixture
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def authorized_client(client: AsyncClient, test_user: User) -> AsyncClient:
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access_token = auth_service.create_access_token(test_user.username)
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client.headers = {
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**client.headers,
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"Authorization": f"Bearer {access_token}",
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}
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return client
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@pytest.fixture
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def controller_config_path(tmpdir):
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return str(tmpdir / "config" / "gns3_controller.conf")
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@pytest.fixture
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def controller(tmpdir, controller_config_path):
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Controller._instance = None
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controller = Controller.instance()
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os.makedirs(os.path.dirname(controller_config_path), exist_ok=True)
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Path(controller_config_path).touch()
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controller._config_file = controller_config_path
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controller._config_loaded = True
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return controller
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@pytest.fixture
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def compute(controller):
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compute = MagicMock()
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compute.id = "example.com"
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controller._computes = {"example.com": compute}
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return compute
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@pytest.fixture
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@pytest.mark.asyncio
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async def project(tmpdir, controller):
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return await controller.add_project(name="Test")
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@pytest.fixture
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def compute_project(tmpdir):
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return ProjectManager.instance().create_project(project_id="a1e920ca-338a-4e9f-b363-aa607b09dd80")
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@pytest.fixture
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def config():
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config = Config.instance()
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config.clear()
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return config
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@pytest.fixture
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def images_dir(config):
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"""
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Get the location of images
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"""
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path = config.get_section_config("Server").get("images_path")
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os.makedirs(path, exist_ok=True)
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os.makedirs(os.path.join(path, "QEMU"), exist_ok=True)
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os.makedirs(os.path.join(path, "IOU"), exist_ok=True)
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return path
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@pytest.fixture
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def symbols_dir(config):
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"""
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Get the location of symbols
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"""
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path = config.get_section_config("Server").get("symbols_path")
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os.makedirs(path, exist_ok=True)
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print(path)
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return path
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@pytest.fixture
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def projects_dir(config):
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"""
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Get the location of images
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"""
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path = config.get_section_config("Server").get("projects_path")
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os.makedirs(path, exist_ok=True)
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return path
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@pytest.fixture(scope="function")
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def port_manager():
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"""An instance of port manager"""
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PortManager._instance = None
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p = PortManager.instance()
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p.console_host = "127.0.0.1"
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return p
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@pytest.fixture(scope="function")
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def free_console_port(port_manager, compute_project):
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"""Get a free TCP port"""
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# In case of already use ports we will raise an exception
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port = port_manager.get_free_tcp_port(compute_project)
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# We release the port immediately in order to allow
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# the test do whatever the test want
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port_manager.release_tcp_port(port, compute_project)
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return port
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@pytest.fixture
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def darwin_platform():
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"""
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Change sys.plaform to Darwin
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"""
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old_platform = sys.platform
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sys.platform = "darwin10.10"
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yield
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sys.plaform = old_platform
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@pytest.fixture
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def windows_platform():
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"""
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Change sys.platform to Windows
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"""
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old_platform = sys.platform
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sys.platform = "win10"
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yield
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sys.plaform = old_platform
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@pytest.fixture
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def linux_platform():
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"""
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Change sys.platform to Linux
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"""
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old_platform = sys.platform
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sys.platform = "linuxdebian"
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yield
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sys.plaform = old_platform
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@pytest.fixture
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def on_gns3vm(linux_platform):
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"""
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Mock the hostname to emulate the GNS3 VM
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"""
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with patch("gns3server.utils.interfaces.interfaces", return_value=[
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{"name": "eth0", "special": False, "type": "ethernet"},
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{"name": "eth1", "special": False, "type": "ethernet"},
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{"name": "virbr0", "special": True, "type": "ethernet"}]):
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with patch("socket.gethostname", return_value="gns3vm"):
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yield
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@pytest.fixture
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def ethernet_device():
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import psutil
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return sorted(psutil.net_if_addrs().keys())[0]
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@pytest.fixture
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def ubridge_path(config):
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"""
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Get the location of a fake ubridge
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"""
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path = config.get_section_config("Server").get("ubridge_path")
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os.makedirs(os.path.dirname(path), exist_ok=True)
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open(path, 'w+').close()
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return path
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@pytest.fixture(autouse=True)
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def run_around_tests(monkeypatch, config, port_manager):#port_manager, controller, config):
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"""
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This setup a temporary project file environment around tests
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"""
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tmppath = tempfile.mkdtemp()
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for module in MODULES:
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module._instance = None
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os.makedirs(os.path.join(tmppath, 'projects'))
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config.set("Server", "projects_path", os.path.join(tmppath, 'projects'))
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config.set("Server", "symbols_path", os.path.join(tmppath, 'symbols'))
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config.set("Server", "images_path", os.path.join(tmppath, 'images'))
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config.set("Server", "appliances_path", os.path.join(tmppath, 'appliances'))
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config.set("Server", "ubridge_path", os.path.join(tmppath, 'bin', 'ubridge'))
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config.set("Server", "auth", False)
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config.set("Server", "local", True)
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# Prevent executions of the VM if we forgot to mock something
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config.set("VirtualBox", "vboxmanage_path", tmppath)
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config.set("VPCS", "vpcs_path", tmppath)
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config.set("VMware", "vmrun_path", tmppath)
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config.set("Dynamips", "dynamips_path", tmppath)
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# Force turn off KVM because it's not available on CI
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config.set("Qemu", "enable_kvm", False)
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monkeypatch.setattr("gns3server.utils.path.get_default_project_directory", lambda *args: os.path.join(tmppath, 'projects'))
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# Force sys.platform to the original value. Because it seem not be restore correctly at each tests
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sys.platform = sys.original_platform
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yield
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# An helper should not raise Exception
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try:
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shutil.rmtree(tmppath)
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except BaseException:
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pass
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