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368 lines
11 KiB
368 lines
11 KiB
#!/usr/bin/env python
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#
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# Copyright (C) 2020 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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from unittest.mock import MagicMock
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from gns3server.controller.link import Link
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from gns3server.controller.node import Node
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from gns3server.controller.ports.ethernet_port import EthernetPort
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from gns3server.controller.ports.serial_port import SerialPort
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from tests.utils import AsyncioBytesIO, AsyncioMagicMock
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@pytest.fixture
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async def link(project, compute):
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node1 = Node(project, compute, "node1", node_type="qemu")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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node2 = Node(project, compute, "node2", node_type="qemu")
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node2._ports = [EthernetPort("E0", 0, 1, 3)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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await link.add_node(node1, 0, 4)
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await link.add_node(node2, 1, 3)
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return link
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def test_eq(project, link):
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assert link == Link(project, link_id=link.id)
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assert link != "a"
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assert link != Link(project)
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async def test_add_node(project, compute):
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node1 = Node(project, compute, "node1", node_type="qemu")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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link._project.emit_notification = MagicMock()
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project.dump = AsyncioMagicMock()
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await link.add_node(node1, 0, 4)
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assert link._nodes == [
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{
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"node": node1,
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"port": node1._ports[0],
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"adapter_number": 0,
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"port_number": 4,
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'label': {
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'text': '0/4',
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'style': 'font-family: TypeWriter;font-size: 10.0;font-weight: bold;fill: #000000;fill-opacity: 1.0;'
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}
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}
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]
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assert project.dump.called
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assert not link._project.emit_notification.called
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assert not link.create.called
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# We call link.created only when both side are created
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node2 = Node(project, compute, "node2", node_type="qemu")
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node2._ports = [EthernetPort("E0", 0, 0, 4)]
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await link.add_node(node2, 0, 4)
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assert link.create.called
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link._project.emit_notification.assert_called_with("link.created", link.__json__())
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assert link in node2.links
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async def test_add_node_already_connected(project, compute):
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"""
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Raise an error if we try to use an already connected port
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"""
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project.dump = AsyncioMagicMock()
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node1 = Node(project, compute, "node1", node_type="qemu")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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link._project.emit_notification = MagicMock()
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await link.add_node(node1, 0, 4)
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node2 = Node(project, compute, "node2", node_type="qemu")
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node2._ports = [EthernetPort("E0", 0, 0, 4)]
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await link.add_node(node2, 0, 4)
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assert link.create.called
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link2 = Link(project)
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link2.create = AsyncioMagicMock()
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with pytest.raises(aiohttp.web.HTTPConflict):
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await link2.add_node(node1, 0, 4)
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async def test_add_node_cloud(project, compute):
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node1 = Node(project, compute, "node1", node_type="qemu")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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node2 = Node(project, compute, "node2", node_type="cloud")
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node2._ports = [EthernetPort("E0", 0, 0, 4)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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link._project.emit_notification = MagicMock()
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await link.add_node(node1, 0, 4)
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await link.add_node(node2, 0, 4)
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async def test_add_node_cloud_to_cloud(project, compute):
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"""
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Cloud to cloud connection is not allowed
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"""
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node1 = Node(project, compute, "node1", node_type="cloud")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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node2 = Node(project, compute, "node2", node_type="cloud")
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node2._ports = [EthernetPort("E0", 0, 0, 4)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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link._project.emit_notification = MagicMock()
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await link.add_node(node1, 0, 4)
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with pytest.raises(aiohttp.web.HTTPConflict):
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await link.add_node(node2, 0, 4)
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async def test_add_node_same_node(project, compute):
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"""
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Connection to the same node is not allowed
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"""
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node1 = Node(project, compute, "node1", node_type="qemu")
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node1._ports = [EthernetPort("E0", 0, 0, 4), EthernetPort("E1", 0, 0, 5)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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link._project.emit_notification = MagicMock()
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await link.add_node(node1, 0, 4)
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with pytest.raises(aiohttp.web.HTTPConflict):
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await link.add_node(node1, 0, 5)
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async def test_add_node_serial_to_ethernet(project, compute):
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"""
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Serial to ethernet connection is not allowed
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"""
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node1 = Node(project, compute, "node1", node_type="qemu")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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node2 = Node(project, compute, "node2", node_type="qemu")
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node2._ports = [SerialPort("E0", 0, 0, 4)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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link._project.emit_notification = MagicMock()
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await link.add_node(node1, 0, 4)
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with pytest.raises(aiohttp.web.HTTPConflict):
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await link.add_node(node2, 0, 4)
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async def test_json(project, compute):
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node1 = Node(project, compute, "node1", node_type="qemu")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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node2 = Node(project, compute, "node2", node_type="qemu")
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node2._ports = [EthernetPort("E0", 0, 1, 3)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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await link.add_node(node1, 0, 4)
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await link.add_node(node2, 1, 3)
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assert link.__json__() == {
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"link_id": link.id,
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"project_id": project.id,
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"nodes": [
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{
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"node_id": node1.id,
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"adapter_number": 0,
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"port_number": 4,
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'label': {
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'text': '0/4',
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'style': 'font-family: TypeWriter;font-size: 10.0;font-weight: bold;fill: #000000;fill-opacity: 1.0;'
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}
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},
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{
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"node_id": node2.id,
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"adapter_number": 1,
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"port_number": 3,
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'label': {
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'text': '1/3',
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'style': 'font-family: TypeWriter;font-size: 10.0;font-weight: bold;fill: #000000;fill-opacity: 1.0;'
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}
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}
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],
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"filters": {},
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"link_style": {},
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"suspend": False,
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"link_type": "ethernet",
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"capturing": False,
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"capture_file_name": None,
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"capture_file_path": None,
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"capture_compute_id": None
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}
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assert link.__json__(topology_dump=True) == {
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"link_id": link.id,
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"nodes": [
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{
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"node_id": node1.id,
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"adapter_number": 0,
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"port_number": 4,
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'label': {
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'text': '0/4',
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'style': 'font-family: TypeWriter;font-size: 10.0;font-weight: bold;fill: #000000;fill-opacity: 1.0;'
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}
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},
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{
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"node_id": node2.id,
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"adapter_number": 1,
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"port_number": 3,
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'label': {
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'text': '1/3',
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'style': 'font-family: TypeWriter;font-size: 10.0;font-weight: bold;fill: #000000;fill-opacity: 1.0;'
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}
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}
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],
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"link_style": {},
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"filters": {},
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"suspend": False
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}
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async def test_json_serial_link(project, compute):
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node1 = Node(project, compute, "node1", node_type="qemu")
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node1._ports = [SerialPort("S0", 0, 0, 4)]
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node2 = Node(project, compute, "node2", node_type="qemu")
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node2._ports = [SerialPort("S0", 0, 1, 3)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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await link.add_node(node1, 0, 4)
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await link.add_node(node2, 1, 3)
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assert link.__json__()["link_type"] == "serial"
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async def test_default_capture_file_name(project, compute):
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node1 = Node(project, compute, "Hello@", node_type="qemu")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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node2 = Node(project, compute, "w0.rld", node_type="qemu")
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node2._ports = [EthernetPort("E0", 0, 1, 3)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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await link.add_node(node1, 0, 4)
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await link.add_node(node2, 1, 3)
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assert link.default_capture_file_name() == "Hello_0-4_to_w0rld_1-3.pcap"
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async def test_start_capture(link):
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async def fake_reader():
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return AsyncioBytesIO()
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link.read_pcap_from_source = fake_reader
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link._project.emit_notification = MagicMock()
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await link.start_capture(capture_file_name="test.pcap")
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assert link._capturing
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assert link._capture_file_name == "test.pcap"
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link._project.emit_notification.assert_called_with("link.updated", link.__json__())
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async def test_stop_capture(link):
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link._capturing = True
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link._project.emit_notification = MagicMock()
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await link.stop_capture()
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assert link._capturing is False
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link._project.emit_notification.assert_called_with("link.updated", link.__json__())
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async def test_delete(project, compute):
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node1 = Node(project, compute, "node1", node_type="qemu")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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link._project.emit_notification = MagicMock()
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project.dump = AsyncioMagicMock()
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await link.add_node(node1, 0, 4)
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node2 = Node(project, compute, "node2", node_type="qemu")
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node2._ports = [EthernetPort("E0", 0, 0, 4)]
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await link.add_node(node2, 0, 4)
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assert link in node2.links
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await link.delete()
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assert link not in node2.links
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async def test_update_filters(project, compute):
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node1 = Node(project, compute, "node1", node_type="qemu")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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link._project.emit_notification = MagicMock()
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project.dump = AsyncioMagicMock()
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await link.add_node(node1, 0, 4)
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node2 = Node(project, compute, "node2", node_type="qemu")
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node2._ports = [EthernetPort("E0", 0, 0, 4)]
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await link.add_node(node2, 0, 4)
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link.update = AsyncioMagicMock()
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assert link._created
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await link.update_filters({
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"packet_loss": [10],
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"delay": [50, 10],
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"frequency_drop": [0],
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"bpf": [" \n "]
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})
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assert link.filters == {
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"packet_loss": [10],
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"delay": [50, 10]
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}
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assert link.update.called
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async def test_available_filters(project, compute):
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node1 = Node(project, compute, "node1", node_type="ethernet_switch")
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node1._ports = [EthernetPort("E0", 0, 0, 4)]
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link = Link(project)
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link.create = AsyncioMagicMock()
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assert link.available_filters() == []
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# Ethernet switch is not supported should return 0 filters
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await link.add_node(node1, 0, 4)
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assert link.available_filters() == []
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node2 = Node(project, compute, "node2", node_type="vpcs")
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node2._ports = [EthernetPort("E0", 0, 0, 4)]
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await link.add_node(node2, 0, 4)
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assert len(link.available_filters()) > 0
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