mirror of
https://github.com/GNS3/gns3-server
synced 2024-12-28 09:48:08 +00:00
286 lines
9.4 KiB
Python
286 lines
9.4 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 aiohttp
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import asyncio
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import os
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import stat
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import re
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from tests.utils import asyncio_patch
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from unittest.mock import patch, MagicMock
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from gns3server.modules.qemu.qemu_vm import QemuVM
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from gns3server.modules.qemu.qemu_error import QemuError
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from gns3server.modules.qemu import Qemu
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@pytest.fixture(scope="module")
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def manager(port_manager):
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m = Qemu.instance()
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m.port_manager = port_manager
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return m
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@pytest.fixture
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def fake_qemu_img_binary():
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bin_path = os.path.join(os.environ["PATH"], "qemu-img")
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with open(bin_path, "w+") as f:
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f.write("1")
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os.chmod(bin_path, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR)
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return bin_path
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@pytest.fixture
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def fake_qemu_binary():
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bin_path = os.path.join(os.environ["PATH"], "qemu_x42")
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with open(bin_path, "w+") as f:
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f.write("1")
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os.chmod(bin_path, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR)
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return bin_path
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@pytest.fixture(scope="function")
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def vm(project, manager, fake_qemu_binary, fake_qemu_img_binary):
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return QemuVM("test", "00010203-0405-0607-0809-0a0b0c0d0e0f", project, manager, qemu_path=fake_qemu_binary)
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@pytest.fixture(scope="function")
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def running_subprocess_mock():
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mm = MagicMock()
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mm.returncode = None
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return mm
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def test_vm(project, manager, fake_qemu_binary):
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vm = QemuVM("test", "00010203-0405-0607-0809-0a0b0c0d0e0f", project, manager, qemu_path=fake_qemu_binary)
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assert vm.name == "test"
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assert vm.id == "00010203-0405-0607-0809-0a0b0c0d0e0f"
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def test_is_running(vm, running_subprocess_mock):
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vm._process = None
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assert vm.is_running() is False
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vm._process = running_subprocess_mock
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assert vm.is_running()
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vm._process.returncode = -1
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assert vm.is_running() is False
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def test_start(loop, vm, running_subprocess_mock):
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=running_subprocess_mock):
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loop.run_until_complete(asyncio.async(vm.start()))
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assert vm.is_running()
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def test_stop(loop, vm, running_subprocess_mock):
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process = running_subprocess_mock
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# Wait process kill success
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future = asyncio.Future()
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future.set_result(True)
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process.wait.return_value = future
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=process):
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nio = Qemu.instance().create_nio(vm.qemu_path, {"type": "nio_udp", "lport": 4242, "rport": 4243, "rhost": "127.0.0.1"})
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vm.adapter_add_nio_binding(0, 0, nio)
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loop.run_until_complete(asyncio.async(vm.start()))
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assert vm.is_running()
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loop.run_until_complete(asyncio.async(vm.stop()))
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assert vm.is_running() is False
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process.terminate.assert_called_with()
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def test_reload(loop, vm):
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with asyncio_patch("gns3server.modules.qemu.QemuVM._control_vm") as mock:
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loop.run_until_complete(asyncio.async(vm.reload()))
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assert mock.called_with("system_reset")
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def test_suspend(loop, vm):
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control_vm_result = MagicMock()
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control_vm_result.match.group.decode.return_value = "running"
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with asyncio_patch("gns3server.modules.qemu.QemuVM._control_vm", return_value=control_vm_result) as mock:
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loop.run_until_complete(asyncio.async(vm.suspend()))
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assert mock.called_with("system_reset")
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def test_add_nio_binding_udp(vm, loop):
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nio = Qemu.instance().create_nio(vm.qemu_path, {"type": "nio_udp", "lport": 4242, "rport": 4243, "rhost": "127.0.0.1"})
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loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(0, 0, nio)))
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assert nio.lport == 4242
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def test_add_nio_binding_ethernet(vm, loop):
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with patch("gns3server.modules.base_manager.BaseManager._has_privileged_access", return_value=True):
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nio = Qemu.instance().create_nio(vm.qemu_path, {"type": "nio_generic_ethernet", "ethernet_device": "eth0"})
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loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(0, 0, nio)))
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assert nio.ethernet_device == "eth0"
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def test_port_remove_nio_binding(vm, loop):
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nio = Qemu.instance().create_nio(vm.qemu_path, {"type": "nio_udp", "lport": 4242, "rport": 4243, "rhost": "127.0.0.1"})
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loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(0, 0, nio)))
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loop.run_until_complete(asyncio.async(vm.adapter_remove_nio_binding(0, 0)))
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assert vm._ethernet_adapters[0].ports[0] is None
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def test_close(vm, port_manager, loop):
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=MagicMock()):
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loop.run_until_complete(asyncio.async(vm.start()))
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console_port = vm.console
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monitor_port = vm.monitor
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loop.run_until_complete(asyncio.async(vm.close()))
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# Raise an exception if the port is not free
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port_manager.reserve_tcp_port(console_port)
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# Raise an exception if the port is not free
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port_manager.reserve_tcp_port(monitor_port)
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assert vm.is_running() is False
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def test_set_qemu_path(vm, tmpdir, fake_qemu_binary):
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# Raise because none
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with pytest.raises(QemuError):
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vm.qemu_path = None
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path = str(tmpdir / "bla")
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# Raise because file doesn't exists
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with pytest.raises(QemuError):
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vm.qemu_path = path
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with open(path, "w+") as f:
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f.write("1")
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# Raise because file is not executable
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with pytest.raises(QemuError):
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vm.qemu_path = path
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os.chmod(path, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR)
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vm.qemu_path = path
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assert vm.qemu_path == path
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def test_set_qemu_path_environ(vm, tmpdir, fake_qemu_binary):
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# It should find the binary in the path
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vm.qemu_path = "qemu_x42"
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assert vm.qemu_path == fake_qemu_binary
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def test_disk_options(vm, loop, fake_qemu_img_binary):
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=MagicMock()) as process:
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loop.run_until_complete(asyncio.async(vm._disk_options()))
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assert process.called
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args, kwargs = process.call_args
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assert args == (fake_qemu_img_binary, "create", "-f", "qcow2", os.path.join(vm.working_dir, "flash.qcow2"), "128M")
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def test_set_process_priority(vm, loop, fake_qemu_img_binary):
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=MagicMock()) as process:
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vm._process = MagicMock()
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vm._process.pid = 42
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loop.run_until_complete(asyncio.async(vm._set_process_priority()))
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assert process.called
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args, kwargs = process.call_args
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assert args == ("renice", "-n", "5", "-p", "42")
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def test_json(vm, project):
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json = vm.__json__()
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assert json["name"] == vm.name
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assert json["project_id"] == project.id
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def test_control_vm(vm, loop):
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vm._process = MagicMock()
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vm._monitor = 4242
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reader = MagicMock()
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writer = MagicMock()
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with asyncio_patch("asyncio.open_connection", return_value=(reader, writer)) as open_connect:
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res = loop.run_until_complete(asyncio.async(vm._control_vm("test")))
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assert writer.write.called_with("test")
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assert res is None
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def test_control_vm_expect_text(vm, loop, running_subprocess_mock):
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vm._process = running_subprocess_mock
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vm._monitor = 4242
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reader = MagicMock()
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writer = MagicMock()
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with asyncio_patch("asyncio.open_connection", return_value=(reader, writer)) as open_connect:
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future = asyncio.Future()
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future.set_result("epic product")
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reader.readline.return_value = future
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res = loop.run_until_complete(asyncio.async(vm._control_vm("test", ["epic"])))
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assert writer.write.called_with("test")
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assert res == "epic product"
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def test_build_command(vm, loop, fake_qemu_binary):
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os.environ["DISPLAY"] = "0:0"
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with patch("gns3server.modules.qemu.qemu_vm.QemuVM._get_random_mac", return_value="00:00:ab:7e:b5:00"):
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=MagicMock()) as process:
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cmd = loop.run_until_complete(asyncio.async(vm._build_command()))
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assert cmd == [
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fake_qemu_binary,
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"-name",
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"test",
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"-m",
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"256",
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"-hda",
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os.path.join(vm.working_dir, "flash.qcow2"),
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"-serial",
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"telnet:0.0.0.0:{},server,nowait".format(vm.console),
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"-monitor",
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"telnet:0.0.0.0:{},server,nowait".format(vm.monitor),
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"-net",
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"nic,vlan=0,macaddr=00:00:ab:7e:b5:00,model=e1000",
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"-net",
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"user,vlan=0,name=gns3-0"
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]
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def test_build_command_without_display(vm, loop, fake_qemu_binary):
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os.environ["DISPLAY"] = ""
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=MagicMock()) as process:
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cmd = loop.run_until_complete(asyncio.async(vm._build_command()))
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assert "-nographic" in cmd
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