mirror of https://github.com/GNS3/gns3-server
Now the handlers. The telnet code is not yet asyncpull/100/head
Julien Duponchelle
9 years ago
parent
25bcbfb073
commit
b03b9226ff
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# -*- 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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"""
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Qemu server module.
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"""
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import asyncio
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from ..base_manager import BaseManager
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from .qemu_error import QemuError
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from .qemu_vm import QemuVM
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class Qemu(BaseManager):
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_VM_CLASS = QemuVM
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@staticmethod
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def get_legacy_vm_workdir_name(legacy_vm_id):
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"""
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Returns the name of the legacy working directory name for a VM.
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:param legacy_vm_id: legacy VM identifier (integer)
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:returns: working directory name
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"""
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return "pc-{}".format(legacy_vm_id)
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# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2013 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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"""
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Custom exceptions for Qemu module.
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"""
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from ..vm_error import VMError
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class QemuError(VMError):
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pass
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@ -0,0 +1,188 @@
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# -*- 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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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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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_start(loop, vm):
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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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assert vm.is_running()
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def test_stop(loop, vm):
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process = MagicMock()
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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.port_add_nio_binding(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_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.port_add_nio_binding(0, nio)))
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assert nio.lport == 4242
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def test_add_nio_binding_tap(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_tap", "tap_device": "test"})
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loop.run_until_complete(asyncio.async(vm.port_add_nio_binding(0, nio)))
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assert nio.tap_device == "test"
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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.port_add_nio_binding(0, nio)))
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loop.run_until_complete(asyncio.async(vm.port_remove_nio_binding(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_console_port(console_port)
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# Raise an exception if the port is not free
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port_manager.reserve_console_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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