# -*- coding: utf-8 -*- # # Copyright (C) 2015 GNS3 Technologies Inc. # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . import pytest import uuid import asyncio import os from tests.utils import asyncio_patch, AsyncioMagicMock from gns3server.ubridge.ubridge_error import UbridgeNamespaceError from gns3server.modules.docker.docker_vm import DockerVM from gns3server.modules.docker.docker_error import * from gns3server.modules.docker import Docker from gns3server.utils.get_resource import get_resource from unittest.mock import patch, MagicMock, PropertyMock, call from gns3server.config import Config @pytest.fixture(scope="module") def manager(port_manager): m = Docker.instance() m.port_manager = port_manager return m @pytest.fixture(scope="function") def vm(project, manager): vm = DockerVM("test", str(uuid.uuid4()), project, manager, "ubuntu") vm._cid = "e90e34656842" vm.allocate_aux = False return vm def test_json(vm, project): assert vm.__json__() == { 'container_id': 'e90e34656842', 'image': 'ubuntu', 'name': 'test', 'project_id': project.id, 'vm_id': vm.id, 'adapters': 1, 'console': vm.console, 'console_type': 'telnet', 'aux': vm.aux, 'start_command': vm.start_command, 'environment': vm.environment, 'vm_directory': vm.working_dir } def test_start_command(vm): vm.start_command = "hello" assert vm.start_command == "hello" vm.start_command = " " assert vm.start_command is None def test_create(loop, project, manager): response = { "Id": "e90e34656806", "Warnings": [] } with asyncio_patch("gns3server.modules.docker.Docker.list_images", return_value=[{"image": "ubuntu"}]) as mock_list_images: with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: vm = DockerVM("test", str(uuid.uuid4()), project, manager, "ubuntu") loop.run_until_complete(asyncio.async(vm.create())) mock.assert_called_with("POST", "containers/create", data={ "Tty": True, "OpenStdin": True, "StdinOnce": False, "HostConfig": { "CapAdd": ["ALL"], "Binds": [ "{}:/gns3:ro".format(get_resource("modules/docker/resources")), "{}:/etc/network:rw".format(os.path.join(vm.working_dir, "etc", "network")) ], "Privileged": True }, "Volumes": {}, "NetworkDisabled": True, "Name": "test", "Hostname": "test", "Image": "ubuntu", "Env": [], "Entrypoint": ["/gns3/init.sh"], "Cmd": ["/bin/sh"] }) assert vm._cid == "e90e34656806" def test_create_vnc(loop, project, manager): response = { "Id": "e90e34656806", "Warnings": [] } with asyncio_patch("gns3server.modules.docker.Docker.list_images", return_value=[{"image": "ubuntu"}]) as mock_list_images: with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: vm = DockerVM("test", str(uuid.uuid4()), project, manager, "ubuntu", console_type="vnc") vm._start_vnc = MagicMock() vm._display = 42 loop.run_until_complete(asyncio.async(vm.create())) mock.assert_called_with("POST", "containers/create", data={ "Tty": True, "OpenStdin": True, "StdinOnce": False, "HostConfig": { "CapAdd": ["ALL"], "Binds": [ "{}:/gns3:ro".format(get_resource("modules/docker/resources")), "{}:/etc/network:rw".format(os.path.join(vm.working_dir, "etc", "network")), '/tmp/.X11-unix/:/tmp/.X11-unix/' ], "Privileged": True }, "Volumes": {}, "NetworkDisabled": True, "Name": "test", "Hostname": "test", "Image": "ubuntu", "Env": ['DISPLAY=:42'], "Entrypoint": ["/gns3/init.sh"], "Cmd": ["/bin/sh"] }) assert vm._start_vnc.called assert vm._cid == "e90e34656806" def test_create_start_cmd(loop, project, manager): response = { "Id": "e90e34656806", "Warnings": [] } with asyncio_patch("gns3server.modules.docker.Docker.list_images", return_value=[{"image": "ubuntu"}]) as mock_list_images: with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: vm = DockerVM("test", str(uuid.uuid4()), project, manager, "ubuntu") vm._start_command = "/bin/ls" loop.run_until_complete(asyncio.async(vm.create())) mock.assert_called_with("POST", "containers/create", data={ "Tty": True, "OpenStdin": True, "StdinOnce": False, "HostConfig": { "CapAdd": ["ALL"], "Binds": [ "{}:/gns3:ro".format(get_resource("modules/docker/resources")), "{}:/etc/network:rw".format(os.path.join(vm.working_dir, "etc", "network")) ], "Privileged": True }, "Volumes": {}, "Entrypoint": ["/gns3/init.sh"], "Cmd": ["/bin/ls"], "NetworkDisabled": True, "Name": "test", "Hostname": "test", "Image": "ubuntu", "Env": [] }) assert vm._cid == "e90e34656806" def test_create_environment(loop, project, manager): response = { "Id": "e90e34656806", "Warnings": [] } with asyncio_patch("gns3server.modules.docker.Docker.list_images", return_value=[{"image": "ubuntu"}]) as mock_list_images: with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: vm = DockerVM("test", str(uuid.uuid4()), project, manager, "ubuntu") vm.environment = "YES=1\nNO=0" loop.run_until_complete(asyncio.async(vm.create())) mock.assert_called_with("POST", "containers/create", data={ "Tty": True, "OpenStdin": True, "StdinOnce": False, "HostConfig": { "CapAdd": ["ALL"], "Binds": [ "{}:/gns3:ro".format(get_resource("modules/docker/resources")), "{}:/etc/network:rw".format(os.path.join(vm.working_dir, "etc", "network")) ], "Privileged": True }, "Env": ["YES=1", "NO=0"], "Volumes": {}, "NetworkDisabled": True, "Name": "test", "Hostname": "test", "Image": "ubuntu", "Entrypoint": ["/gns3/init.sh"], "Cmd": ["/bin/sh"] }) assert vm._cid == "e90e34656806" def test_create_image_not_available(loop, project, manager): call = 0 @asyncio.coroutine def informations(): nonlocal call if call == 0: call += 1 raise DockerHttp404Error("missing") else: return {} response = { "Id": "e90e34656806", "Warnings": [] } vm = DockerVM("test", str(uuid.uuid4()), project, manager, "ubuntu") vm._get_image_informations = MagicMock() vm._get_image_informations.side_effect = informations with asyncio_patch("gns3server.modules.docker.DockerVM.pull_image", return_value=True) as mock_pull: with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: loop.run_until_complete(asyncio.async(vm.create())) mock.assert_called_with("POST", "containers/create", data={ "Tty": True, "OpenStdin": True, "StdinOnce": False, "HostConfig": { "CapAdd": ["ALL"], "Binds": [ "{}:/gns3:ro".format(get_resource("modules/docker/resources")), "{}:/etc/network:rw".format(os.path.join(vm.working_dir, "etc", "network")) ], "Privileged": True }, "Volumes": {}, "NetworkDisabled": True, "Name": "test", "Hostname": "test", "Image": "ubuntu", "Env": [], "Entrypoint": ["/gns3/init.sh"], "Cmd": ["/bin/sh"] }) assert vm._cid == "e90e34656806" mock_pull.assert_called_with("ubuntu") def test_get_container_state(loop, vm): response = { "State": { "Error": "", "ExitCode": 9, "FinishedAt": "2015-01-06T15:47:32.080254511Z", "OOMKilled": False, "Paused": False, "Pid": 0, "Restarting": False, "Running": True, "StartedAt": "2015-01-06T15:47:32.072697474Z" } } with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: assert loop.run_until_complete(asyncio.async(vm._get_container_state())) == "running" response["State"]["Running"] = False response["State"]["Paused"] = True with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: assert loop.run_until_complete(asyncio.async(vm._get_container_state())) == "paused" response["State"]["Running"] = False response["State"]["Paused"] = False with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: assert loop.run_until_complete(asyncio.async(vm._get_container_state())) == "exited" def test_is_running(loop, vm): response = { "State": { "Running": False, "Paused": False } } with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: assert loop.run_until_complete(asyncio.async(vm.is_running())) is False response["State"]["Running"] = True with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: assert loop.run_until_complete(asyncio.async(vm.is_running())) is True def test_pause(loop, vm): with asyncio_patch("gns3server.modules.docker.Docker.query") as mock: loop.run_until_complete(asyncio.async(vm.pause())) mock.assert_called_with("POST", "containers/e90e34656842/pause") assert vm.status == "paused" def test_unpause(loop, vm): with asyncio_patch("gns3server.modules.docker.Docker.query") as mock: loop.run_until_complete(asyncio.async(vm.unpause())) mock.assert_called_with("POST", "containers/e90e34656842/unpause") def test_start(loop, vm, manager, free_console_port): assert vm.status != "started" vm.adapters = 1 vm.allocate_aux = True vm._start_aux = AsyncioMagicMock() vm._get_container_state = AsyncioMagicMock(return_value="stopped") vm._start_ubridge = AsyncioMagicMock() vm._get_namespace = AsyncioMagicMock(return_value=42) vm._add_ubridge_connection = AsyncioMagicMock() vm._start_console = AsyncioMagicMock() nio = manager.create_nio(0, {"type": "nio_udp", "lport": free_console_port, "rport": free_console_port, "rhost": "127.0.0.1"}) loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(0, nio))) with asyncio_patch("gns3server.modules.docker.Docker.query") as mock_query: loop.run_until_complete(asyncio.async(vm.start())) mock_query.assert_called_with("POST", "containers/e90e34656842/start") vm._add_ubridge_connection.assert_called_once_with(nio, 0, 42) assert vm._start_ubridge.called assert vm._start_console.called assert vm._start_aux.called assert vm.status == "started" def test_start_namespace_failed(loop, vm, manager, free_console_port): assert vm.status != "started" vm.adapters = 1 nio = manager.create_nio(0, {"type": "nio_udp", "lport": free_console_port, "rport": free_console_port, "rhost": "127.0.0.1"}) loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(0, nio))) with asyncio_patch("gns3server.modules.docker.DockerVM._get_container_state", return_value="stopped"): with asyncio_patch("gns3server.modules.docker.Docker.query") as mock_query: with asyncio_patch("gns3server.modules.docker.DockerVM._start_ubridge") as mock_start_ubridge: with asyncio_patch("gns3server.modules.docker.DockerVM._get_namespace", return_value=42) as mock_namespace: with asyncio_patch("gns3server.modules.docker.DockerVM._add_ubridge_connection", side_effect=UbridgeNamespaceError()) as mock_add_ubridge_connection: with asyncio_patch("gns3server.modules.docker.DockerVM._get_log", return_value='Hello not available') as mock_log: with pytest.raises(DockerError): loop.run_until_complete(asyncio.async(vm.start())) mock_query.assert_any_call("POST", "containers/e90e34656842/start") mock_add_ubridge_connection.assert_called_once_with(nio, 0, 42) assert mock_start_ubridge.called assert vm.status == "stopped" def test_start_without_nio(loop, vm, manager, free_console_port): """ If no nio exists we will create one. """ assert vm.status != "started" vm.adapters = 1 with asyncio_patch("gns3server.modules.docker.DockerVM._get_container_state", return_value="stopped"): with asyncio_patch("gns3server.modules.docker.Docker.query") as mock_query: with asyncio_patch("gns3server.modules.docker.DockerVM._start_ubridge") as mock_start_ubridge: with asyncio_patch("gns3server.modules.docker.DockerVM._get_namespace", return_value=42) as mock_namespace: with asyncio_patch("gns3server.modules.docker.DockerVM._add_ubridge_connection") as mock_add_ubridge_connection: with asyncio_patch("gns3server.modules.docker.DockerVM._start_console") as mock_start_console: loop.run_until_complete(asyncio.async(vm.start())) mock_query.assert_called_with("POST", "containers/e90e34656842/start") assert mock_add_ubridge_connection.called assert mock_start_ubridge.called assert mock_start_console.called assert vm.status == "started" def test_start_unpause(loop, vm, manager, free_console_port): with asyncio_patch("gns3server.modules.docker.DockerVM._get_container_state", return_value="paused"): with asyncio_patch("gns3server.modules.docker.DockerVM.unpause", return_value="paused") as mock: loop.run_until_complete(asyncio.async(vm.start())) assert mock.called assert vm.status == "started" def test_restart(loop, vm): with asyncio_patch("gns3server.modules.docker.Docker.query") as mock: loop.run_until_complete(asyncio.async(vm.restart())) mock.assert_called_with("POST", "containers/e90e34656842/restart") def test_stop(loop, vm): vm._ubridge_hypervisor = MagicMock() vm._ubridge_hypervisor.is_running.return_value = True with asyncio_patch("gns3server.modules.docker.DockerVM._get_container_state", return_value="running"): with asyncio_patch("gns3server.modules.docker.Docker.query") as mock_query: loop.run_until_complete(asyncio.async(vm.stop())) mock_query.assert_called_with("POST", "containers/e90e34656842/stop", params={"t": 5}) assert vm._ubridge_hypervisor.stop.called def test_stop_paused_container(loop, vm): with asyncio_patch("gns3server.modules.docker.DockerVM._get_container_state", return_value="paused"): with asyncio_patch("gns3server.modules.docker.DockerVM.unpause") as mock_unpause: with asyncio_patch("gns3server.modules.docker.Docker.query") as mock_query: loop.run_until_complete(asyncio.async(vm.stop())) mock_query.assert_called_with("POST", "containers/e90e34656842/stop", params={"t": 5}) assert mock_unpause.called def test_update(loop, vm): response = { "Id": "e90e34656806", "Warnings": [] } original_console = vm.console with asyncio_patch("gns3server.modules.docker.Docker.list_images", return_value=[{"image": "ubuntu"}]) as mock_list_images: with asyncio_patch("gns3server.modules.docker.DockerVM._get_container_state", return_value="stopped"): with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock_query: loop.run_until_complete(asyncio.async(vm.update())) mock_query.assert_any_call("DELETE", "containers/e90e34656842", params={"force": 1}) mock_query.assert_any_call("POST", "containers/create", data={ "Tty": True, "OpenStdin": True, "StdinOnce": False, "HostConfig": { "CapAdd": ["ALL"], "Binds": [ "{}:/gns3:ro".format(get_resource("modules/docker/resources")), "{}:/etc/network:rw".format(os.path.join(vm.working_dir, "etc", "network")) ], "Privileged": True }, "Volumes": {}, "NetworkDisabled": True, "Name": "test", "Hostname": "test", "Image": "ubuntu", "Env": [], "Entrypoint": ["/gns3/init.sh"], "Cmd": ["/bin/sh"] }) assert vm.console == original_console def test_update_running(loop, vm): response = { "Id": "e90e34656806", "Warnings": [] } original_console = vm.console vm.start = MagicMock() with asyncio_patch("gns3server.modules.docker.Docker.list_images", return_value=[{"image": "ubuntu"}]) as mock_list_images: with asyncio_patch("gns3server.modules.docker.DockerVM._get_container_state", return_value="running"): with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock_query: loop.run_until_complete(asyncio.async(vm.update())) mock_query.assert_any_call("DELETE", "containers/e90e34656842", params={"force": 1}) mock_query.assert_any_call("POST", "containers/create", data={ "Tty": True, "OpenStdin": True, "StdinOnce": False, "HostConfig": { "CapAdd": ["ALL"], "Binds": [ "{}:/gns3:ro".format(get_resource("modules/docker/resources")), "{}:/etc/network:rw".format(os.path.join(vm.working_dir, "etc", "network")) ], "Privileged": True }, "Volumes": {}, "NetworkDisabled": True, "Name": "test", "Hostname": "test", "Image": "ubuntu", "Env": [], "Entrypoint": ["/gns3/init.sh"], "Cmd": ["/bin/sh"] }) assert vm.console == original_console assert vm.start.called def test_delete(loop, vm): with asyncio_patch("gns3server.modules.docker.DockerVM._get_container_state", return_value="stopped"): with asyncio_patch("gns3server.modules.docker.Docker.query") as mock_query: loop.run_until_complete(asyncio.async(vm.delete())) mock_query.assert_called_with("DELETE", "containers/e90e34656842", params={"force": 1}) def test_close(loop, vm, port_manager): nio = {"type": "nio_udp", "lport": 4242, "rport": 4343, "rhost": "127.0.0.1"} nio = vm.manager.create_nio(0, nio) loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(0, nio))) with asyncio_patch("gns3server.modules.docker.DockerVM._get_container_state", return_value="stopped"): with asyncio_patch("gns3server.modules.docker.Docker.query") as mock_query: loop.run_until_complete(asyncio.async(vm.close())) mock_query.assert_called_with("DELETE", "containers/e90e34656842", params={"force": 1}) assert vm._closed is True assert "4242" not in port_manager.udp_ports def test_close_vnc(loop, vm, port_manager): vm._console_type = "vnc" vm._x11vnc_process = MagicMock() vm._xvfb_process = MagicMock() with asyncio_patch("gns3server.modules.docker.DockerVM._get_container_state", return_value="stopped"): with asyncio_patch("gns3server.modules.docker.Docker.query") as mock_query: loop.run_until_complete(asyncio.async(vm.close())) mock_query.assert_called_with("DELETE", "containers/e90e34656842", params={"force": 1}) assert vm._closed is True assert vm._xvfb_process.terminate.called def test_get_namespace(loop, vm): response = { "State": { "Pid": 42 } } with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock_query: assert loop.run_until_complete(asyncio.async(vm._get_namespace())) == 42 mock_query.assert_called_with("GET", "containers/e90e34656842/json") def test_add_ubridge_connection(loop, vm): nio = {"type": "nio_udp", "lport": 4242, "rport": 4343, "rhost": "127.0.0.1"} nio = vm.manager.create_nio(0, nio) nio.startPacketCapture("/tmp/capture.pcap") vm._ubridge_hypervisor = MagicMock() loop.run_until_complete(asyncio.async(vm._add_ubridge_connection(nio, 0, 42))) calls = [ call.send("docker create_veth veth-gns3-ext0 veth-gns3-int0"), call.send('docker move_to_ns veth-gns3-int0 42 eth0'), call.send('bridge create bridge0'), call.send('bridge add_nio_linux_raw bridge0 veth-gns3-ext0'), call.send('bridge add_nio_udp bridge0 4242 127.0.0.1 4343'), call.send('bridge start_capture bridge0 "/tmp/capture.pcap"'), call.send('bridge start bridge0') ] # We need to check any_order ortherwise mock is confused by asyncio vm._ubridge_hypervisor.assert_has_calls(calls, any_order=True) def test_add_ubridge_connection_none_nio(loop, vm): nio = None vm._ubridge_hypervisor = MagicMock() loop.run_until_complete(asyncio.async(vm._add_ubridge_connection(nio, 0, 42))) calls = [ call.send("docker create_veth veth-gns3-ext0 veth-gns3-int0"), call.send('docker move_to_ns veth-gns3-int0 42 eth0'), ] # We need to check any_order ortherwise mock is confused by asyncio vm._ubridge_hypervisor.assert_has_calls(calls, any_order=True) def test_add_ubridge_connection_invalid_adapter_number(loop, vm): nio = {"type": "nio_udp", "lport": 4242, "rport": 4343, "rhost": "127.0.0.1"} nio = vm.manager.create_nio(0, nio) with pytest.raises(DockerError): loop.run_until_complete(asyncio.async(vm._add_ubridge_connection(nio, 12, 42))) def test_add_ubridge_connection_no_free_interface(loop, vm): nio = {"type": "nio_udp", "lport": 4242, "rport": 4343, "rhost": "127.0.0.1"} nio = vm.manager.create_nio(0, nio) with pytest.raises(DockerError): # We create fake ethernet interfaces for docker interfaces = ["veth-gns3-ext{}".format(index) for index in range(128)] with patch("psutil.net_if_addrs", return_value=interfaces): loop.run_until_complete(asyncio.async(vm._add_ubridge_connection(nio, 0, 42))) def test_delete_ubridge_connection(loop, vm): vm._ubridge_hypervisor = MagicMock() nio = {"type": "nio_udp", "lport": 4242, "rport": 4343, "rhost": "127.0.0.1"} nio = vm.manager.create_nio(0, nio) loop.run_until_complete(asyncio.async(vm._add_ubridge_connection(nio, 0, 42))) loop.run_until_complete(asyncio.async(vm._delete_ubridge_connection(0))) calls = [ call.send("bridge delete bridge0"), call.send('docker delete_veth veth-gns3-ext0') ] vm._ubridge_hypervisor.assert_has_calls(calls, any_order=True) def test_adapter_add_nio_binding(vm, loop): nio = {"type": "nio_udp", "lport": 4242, "rport": 4343, "rhost": "127.0.0.1"} nio = vm.manager.create_nio(0, nio) loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(0, nio))) assert vm._ethernet_adapters[0].get_nio(0) == nio def test_adapter_add_nio_binding_invalid_adapter(vm, loop): nio = {"type": "nio_udp", "lport": 4242, "rport": 4343, "rhost": "127.0.0.1"} nio = vm.manager.create_nio(0, nio) with pytest.raises(DockerError): loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(12, nio))) def test_adapter_remove_nio_binding(vm, loop): nio = {"type": "nio_udp", "lport": 4242, "rport": 4343, "rhost": "127.0.0.1"} nio = vm.manager.create_nio(0, nio) loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(0, nio))) with asyncio_patch("gns3server.modules.docker.DockerVM._delete_ubridge_connection") as delete_ubridge_mock: loop.run_until_complete(asyncio.async(vm.adapter_remove_nio_binding(0))) assert vm._ethernet_adapters[0].get_nio(0) is None delete_ubridge_mock.assert_called_with(0) def test_adapter_remove_nio_binding_invalid_adapter(vm, loop): with pytest.raises(DockerError): loop.run_until_complete(asyncio.async(vm.adapter_remove_nio_binding(12))) def test_pull_image(loop, vm): class Response: """ Simulate a response splitted in multiple packets """ def __init__(self): self._read = -1 @asyncio.coroutine def read(self, size): self._read += 1 if self._read == 0: return b'{"progress": "0/100",' elif self._read == 1: return '"id": 42}' else: None mock_query = MagicMock() mock_query.content.return_value = Response() with asyncio_patch("gns3server.modules.docker.Docker.http_query", return_value=mock_query) as mock: images = loop.run_until_complete(asyncio.async(vm.pull_image("ubuntu"))) mock.assert_called_with("POST", "images/create", params={"fromImage": "ubuntu"}) def test_start_capture(vm, tmpdir, manager, free_console_port, loop): output_file = str(tmpdir / "test.pcap") nio = manager.create_nio(0, {"type": "nio_udp", "lport": free_console_port, "rport": free_console_port, "rhost": "127.0.0.1"}) loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(0, nio))) loop.run_until_complete(asyncio.async(vm.start_capture(0, output_file))) assert vm._ethernet_adapters[0].get_nio(0).capturing def test_stop_capture(vm, tmpdir, manager, free_console_port, loop): output_file = str(tmpdir / "test.pcap") nio = manager.create_nio(0, {"type": "nio_udp", "lport": free_console_port, "rport": free_console_port, "rhost": "127.0.0.1"}) loop.run_until_complete(asyncio.async(vm.adapter_add_nio_binding(0, nio))) loop.run_until_complete(vm.start_capture(0, output_file)) assert vm._ethernet_adapters[0].get_nio(0).capturing loop.run_until_complete(asyncio.async(vm.stop_capture(0))) assert vm._ethernet_adapters[0].get_nio(0).capturing is False def test_get_log(loop, vm): @asyncio.coroutine def read(): return b'Hello\nWorld' mock_query = MagicMock() mock_query.read = read with asyncio_patch("gns3server.modules.docker.Docker.http_query", return_value=mock_query) as mock: images = loop.run_until_complete(asyncio.async(vm._get_log())) mock.assert_called_with("GET", "containers/e90e34656842/logs", params={"stderr": 1, "stdout": 1}, data={}) def test_get_image_informations(project, manager, loop): response = { } with asyncio_patch("gns3server.modules.docker.Docker.query", return_value=response) as mock: vm = DockerVM("test", str(uuid.uuid4()), project, manager, "ubuntu") loop.run_until_complete(asyncio.async(vm._get_image_informations())) mock.assert_called_with("GET", "images/ubuntu/json") def test_mount_binds(vm, tmpdir): image_infos = { "ContainerConfig": { "Volumes": { "/test/experimental": {} } } } dst = os.path.join(vm.working_dir, "test/experimental") assert vm._mount_binds(image_infos) == [ "{}:/gns3:ro".format(get_resource("modules/docker/resources")), "{}:/etc/network:rw".format(os.path.join(vm.working_dir, "etc", "network")), "{}:{}".format(dst, "/test/experimental") ] assert os.path.exists(dst) def test_start_vnc(vm, loop): with patch("shutil.which", return_value="/bin/x"): with asyncio_patch("gns3server.modules.docker.docker_vm.wait_for_file_creation") as mock_wait: with asyncio_patch("asyncio.create_subprocess_exec") as mock_exec: loop.run_until_complete(asyncio.async(vm._start_vnc())) assert vm._display is not None mock_exec.assert_any_call("Xvfb", "-nolisten", "tcp", ":{}".format(vm._display), "-screen", "0", "1024x768x16") mock_exec.assert_any_call("x11vnc", "-forever", "-nopw", "-display", "WAIT:{}".format(vm._display), "-rfbport", str(vm.console), "-noncache", "-listen", "127.0.0.1") mock_wait.assert_called_with("/tmp/.X11-unix/X{}".format(vm._display)) def test_start_vnc_xvfb_missing(vm, loop): with pytest.raises(DockerError): loop.run_until_complete(asyncio.async(vm._start_vnc())) def test_start_aux(vm, loop): with asyncio_patch("asyncio.subprocess.create_subprocess_exec", return_value=MagicMock()) as mock_exec: loop.run_until_complete(asyncio.async(vm._start_aux())) def test_create_network_interfaces(vm): vm.adapters = 5 network_config = vm._create_network_config() assert os.path.exists(os.path.join(network_config, "interfaces")) assert os.path.exists(os.path.join(network_config, "if-up.d")) with open(os.path.join(network_config, "interfaces")) as f: content = f.read() assert "eth0" in content assert "eth4" in content assert "eth5" not in content