mirror of
https://github.com/GNS3/gns3-server
synced 2024-11-24 09:18:08 +00:00
328 lines
8.7 KiB
Python
328 lines
8.7 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2015 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import pytest
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import socket
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import asyncio
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import tempfile
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import shutil
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import os
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import sys
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from aiohttp import web
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from unittest.mock import patch
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sys._called_from_test = True
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sys.original_platform = sys.platform
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# Prevent execution of external binaries
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os.environ["PATH"] = tempfile.mkdtemp()
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from gns3server.config import Config
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from gns3server.web.route import Route
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# TODO: get rid of *
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from gns3server.handlers import *
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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.controller import Controller
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from tests.handlers.api.base import Query
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@pytest.yield_fixture
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def restore_original_path():
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"""
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Temporary restore a standard path environnement. This allow
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to run external binaries.
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"""
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os.environ["PATH"] = "/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin"
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yield
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os.environ["PATH"] = tempfile.mkdtemp()
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@pytest.yield_fixture(scope="session")
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def loop(request):
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"""Return an event loop and destroy it at the end of test"""
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loop = asyncio.new_event_loop()
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asyncio.set_event_loop(loop) # Replace main loop to avoid conflict between tests
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yield loop
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#loop.close()
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asyncio.set_event_loop(None)
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def _get_unused_port():
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""" Return an unused port on localhost. In rare occasion it can return
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an already used port (race condition)"""
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s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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s.bind(('localhost', 0))
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addr, port = s.getsockname()
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s.close()
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return port
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@pytest.yield_fixture
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def http_server(request, loop, port_manager, monkeypatch, controller):
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"""A GNS3 server"""
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app = web.Application()
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for method, route, handler in Route.get_routes():
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app.router.add_route(method, route, handler)
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host = "localhost"
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# We try multiple time. Because on Travis test can fail when because the port is taken by someone else
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for i in range(0, 5):
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port = _get_unused_port()
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try:
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srv = loop.create_server(app.make_handler(), host, port)
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srv = loop.run_until_complete(srv)
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except OSError:
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pass
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else:
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break
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yield (host, port)
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loop.run_until_complete(controller.stop())
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for module in MODULES:
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instance = module.instance()
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monkeypatch.setattr('gns3server.compute.virtualbox.virtualbox_vm.VirtualBoxVM.close', lambda self: True)
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loop.run_until_complete(instance.unload())
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srv.close()
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srv.wait_closed()
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@pytest.fixture
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def http_root(loop, http_server):
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"""
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Return an helper allowing you to call the server without any prefix
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"""
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host, port = http_server
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return Query(loop, host=host, port=port)
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@pytest.fixture
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def http_controller(loop, http_server):
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"""
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Return an helper allowing you to call the server API without any prefix
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"""
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host, port = http_server
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return Query(loop, host=host, port=port, api_version=2)
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@pytest.fixture
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def http_compute(loop, http_server):
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"""
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Return an helper allowing you to call the hypervisor API via HTTP
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"""
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host, port = http_server
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return Query(loop, host=host, port=port, prefix="/compute", api_version=2)
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@pytest.fixture(scope="function")
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def project(tmpdir):
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"""A GNS3 lab"""
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p = ProjectManager.instance().create_project(project_id="a1e920ca-338a-4e9f-b363-aa607b09dd80")
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return p
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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(request, port_manager, 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(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, project)
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return port
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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 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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controller._config_file = controller_config_path
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return controller
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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.yield_fixture(autouse=True)
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def run_around_tests(monkeypatch, port_manager, controller, config):
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"""
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This setup a temporay project file environnement 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", "ubridge_path", os.path.join(tmppath, 'bin', 'ubridge'))
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config.set("Server", "auth", False)
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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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# 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:
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pass
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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"))
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os.makedirs(os.path.join(path, "IOU"))
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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
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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.yield_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.yield_fixture
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def windows_platform():
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"""
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Change sys.plaform 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.yield_fixture
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def linux_platform():
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"""
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Change sys.plaform 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 async_run(loop):
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"""
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Shortcut for running in asyncio loop
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"""
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return lambda x: loop.run_until_complete(asyncio.async(x))
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@pytest.yield_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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