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gns3-server/tests/compute/test_manager.py
2020-01-08 07:10:33 +08:00

305 lines
12 KiB
Python

# -*- 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 <http://www.gnu.org/licenses/>.
import uuid
import os
import pytest
from unittest.mock import patch
from tests.utils import AsyncioMagicMock, asyncio_patch
from gns3server.compute.vpcs import VPCS
from gns3server.compute.dynamips import Dynamips
from gns3server.compute.qemu import Qemu
from gns3server.compute.error import NodeError, ImageMissingError
from gns3server.utils import force_unix_path
@pytest.fixture(scope="function")
def vpcs(port_manager):
VPCS._instance = None
vpcs = VPCS.instance()
vpcs.port_manager = port_manager
return vpcs
@pytest.fixture(scope="function")
def qemu(port_manager):
Qemu._instance = None
qemu = Qemu.instance()
qemu.port_manager = port_manager
return qemu
def test_create_node_new_topology(loop, project, vpcs):
node_id = str(uuid.uuid4())
node = loop.run_until_complete(vpcs.create_node("PC 1", project.id, node_id))
assert node in project.nodes
def test_create_twice_same_node_new_topology(loop, project, vpcs):
project._nodes = set()
node_id = str(uuid.uuid4())
node = loop.run_until_complete(vpcs.create_node("PC 1", project.id, node_id, console=2222))
assert node in project.nodes
assert len(project.nodes) == 1
node = loop.run_until_complete(vpcs.create_node("PC 2", project.id, node_id, console=2222))
assert len(project.nodes) == 1
def test_create_node_new_topology_without_uuid(loop, project, vpcs):
node = loop.run_until_complete(vpcs.create_node("PC 1", project.id, None))
assert node in project.nodes
assert len(node.id) == 36
def test_create_node_old_topology(loop, project, tmpdir, vpcs):
with patch("gns3server.compute.project.Project.is_local", return_value=True):
# Create an old topology directory
project_dir = str(tmpdir / "testold")
node_dir = os.path.join(project_dir, "testold-files", "vpcs", "pc-1")
project.path = project_dir
project.name = "testold"
os.makedirs(node_dir, exist_ok=True)
with open(os.path.join(node_dir, "startup.vpc"), "w+") as f:
f.write("1")
node_id = 1
node = loop.run_until_complete(vpcs.create_node("PC 1", project.id, node_id))
assert len(node.id) == 36
assert os.path.exists(os.path.join(project_dir, "testold-files")) is False
node_dir = os.path.join(project_dir, "project-files", "vpcs", node.id)
with open(os.path.join(node_dir, "startup.vpc")) as f:
assert f.read() == "1"
def test_get_abs_image_path(qemu, tmpdir, config):
os.makedirs(str(tmpdir / "QEMU"))
path1 = force_unix_path(str(tmpdir / "test1.bin"))
open(path1, 'w+').close()
path2 = force_unix_path(str(tmpdir / "QEMU" / "test2.bin"))
open(path2, 'w+').close()
config.set_section_config("Server", {"images_path": str(tmpdir)})
assert qemu.get_abs_image_path(path1) == path1
assert qemu.get_abs_image_path("test1.bin") == path1
assert qemu.get_abs_image_path(path2) == path2
assert qemu.get_abs_image_path("test2.bin") == path2
assert qemu.get_abs_image_path("../test1.bin") == path1
def test_get_abs_image_path_non_local(qemu, tmpdir, config):
path1 = tmpdir / "images" / "QEMU" / "test1.bin"
path1.write("1", ensure=True)
path1 = force_unix_path(str(path1))
path2 = tmpdir / "private" / "QEMU" / "test2.bin"
path2.write("1", ensure=True)
path2 = force_unix_path(str(path2))
# If non local we can't use path outside images directory
config.set_section_config("Server", {"images_path": str(tmpdir / "images"), "local": False})
assert qemu.get_abs_image_path(path1) == path1
with pytest.raises(NodeError):
qemu.get_abs_image_path(path2)
with pytest.raises(NodeError):
qemu.get_abs_image_path("C:\\test2.bin")
config.set_section_config("Server", {"images_path": str(tmpdir / "images"), "local": True})
assert qemu.get_abs_image_path(path2) == path2
def test_get_abs_image_additional_image_paths(qemu, tmpdir, config):
path1 = tmpdir / "images1" / "QEMU" / "test1.bin"
path1.write("1", ensure=True)
path1 = force_unix_path(str(path1))
path2 = tmpdir / "images2" / "test2.bin"
path2.write("1", ensure=True)
path2 = force_unix_path(str(path2))
config.set_section_config("Server", {
"images_path": str(tmpdir / "images1"),
"additional_images_path": "/tmp/null24564;{}".format(str(tmpdir / "images2")),
"local": False})
assert qemu.get_abs_image_path("test1.bin") == path1
assert qemu.get_abs_image_path("test2.bin") == path2
# Absolute path
assert qemu.get_abs_image_path(str(path2)) == path2
with pytest.raises(ImageMissingError):
qemu.get_abs_image_path("test4.bin")
def test_get_abs_image_recursive(qemu, tmpdir, config):
path1 = tmpdir / "images1" / "QEMU" / "demo" / "test1.bin"
path1.write("1", ensure=True)
path1 = force_unix_path(str(path1))
path2 = tmpdir / "images1" / "QEMU" / "test2.bin"
path2.write("1", ensure=True)
path2 = force_unix_path(str(path2))
config.set_section_config("Server", {
"images_path": str(tmpdir / "images1"),
"local": False})
assert qemu.get_abs_image_path("test1.bin") == path1
assert qemu.get_abs_image_path("test2.bin") == path2
# Absolute path
assert qemu.get_abs_image_path(str(path1)) == path1
def test_get_abs_image_recursive_ova(qemu, tmpdir, config):
path1 = tmpdir / "images1" / "QEMU" / "demo" / "test.ova" / "test1.bin"
path1.write("1", ensure=True)
path1 = force_unix_path(str(path1))
path2 = tmpdir / "images1" / "QEMU" / "test.ova" / "test2.bin"
path2.write("1", ensure=True)
path2 = force_unix_path(str(path2))
config.set_section_config("Server", {
"images_path": str(tmpdir / "images1"),
"local": False})
assert qemu.get_abs_image_path("test.ova/test1.bin") == path1
assert qemu.get_abs_image_path("test.ova/test2.bin") == path2
# Absolute path
assert qemu.get_abs_image_path(str(path1)) == path1
def test_get_relative_image_path(qemu, tmpdir, config):
os.makedirs(str(tmpdir / "images1" / "QEMU"))
os.makedirs(str(tmpdir / "images1" / "VBOX"))
path1 = force_unix_path(str(tmpdir / "images1" / "test1.bin"))
open(path1, 'w+').close()
path2 = force_unix_path(str(tmpdir / "images1" / "QEMU" / "test2.bin"))
open(path2, 'w+').close()
os.makedirs(str(tmpdir / "images2"))
path3 = force_unix_path(str(tmpdir / "images2" / "test3.bin"))
open(path3, 'w+').close()
path4 = force_unix_path(str(tmpdir / "test4.bin"))
open(path4, 'w+').close()
# The user use an image of another emulator we return the full path
path5 = force_unix_path(str(tmpdir / "images1" / "VBOX" / "test5.bin"))
open(path5, 'w+').close()
config.set_section_config("Server", {
"images_path": str(tmpdir / "images1"),
"additional_images_path": str(tmpdir / "images2"),
"local": True
})
assert qemu.get_relative_image_path(path1) == "test1.bin"
assert qemu.get_relative_image_path("test1.bin") == "test1.bin"
assert qemu.get_relative_image_path(path2) == "test2.bin"
assert qemu.get_relative_image_path("test2.bin") == "test2.bin"
assert qemu.get_relative_image_path("../test1.bin") == "test1.bin"
assert qemu.get_relative_image_path("test3.bin") == "test3.bin"
assert qemu.get_relative_image_path(path4) == path4
assert qemu.get_relative_image_path(path5) == path5
def test_list_images(loop, qemu, tmpdir):
fake_images = ["a.qcow2", "b.qcow2", ".blu.qcow2", "a.qcow2.md5sum"]
tmp_images_dir = os.path.join(tmpdir, "images")
os.makedirs(tmp_images_dir, exist_ok=True)
for image in fake_images:
with open(os.path.join(tmp_images_dir, image), "w+") as f:
f.write("1")
with patch("gns3server.utils.images.default_images_directory", return_value=str(tmp_images_dir)):
assert sorted(loop.run_until_complete(qemu.list_images()), key=lambda k: k['filename']) == [
{"filename": "a.qcow2", "path": "a.qcow2", "md5sum": "c4ca4238a0b923820dcc509a6f75849b", "filesize": 1},
{"filename": "b.qcow2", "path": "b.qcow2", "md5sum": "c4ca4238a0b923820dcc509a6f75849b", "filesize": 1}
]
def test_list_images_recursives(loop, qemu, tmpdir):
tmp_images_dir = os.path.join(tmpdir, "images")
os.makedirs(tmp_images_dir, exist_ok=True)
fake_images = ["a.qcow2", "b.qcow2", ".blu.qcow2", "a.qcow2.md5sum"]
for image in fake_images:
with open(os.path.join(tmp_images_dir, image), "w+") as f:
f.write("1")
os.makedirs(os.path.join(tmp_images_dir, "c"))
fake_images = ["c.qcow2", "c.qcow2.md5sum"]
for image in fake_images:
with open(os.path.join(tmp_images_dir, "c", image), "w+") as f:
f.write("1")
with patch("gns3server.utils.images.default_images_directory", return_value=str(tmp_images_dir)):
assert sorted(loop.run_until_complete(qemu.list_images()), key=lambda k: k['filename']) == [
{"filename": "a.qcow2", "path": "a.qcow2", "md5sum": "c4ca4238a0b923820dcc509a6f75849b", "filesize": 1},
{"filename": "b.qcow2", "path": "b.qcow2", "md5sum": "c4ca4238a0b923820dcc509a6f75849b", "filesize": 1},
{"filename": "c.qcow2", "path": force_unix_path(os.path.sep.join(["c", "c.qcow2"])), "md5sum": "c4ca4238a0b923820dcc509a6f75849b", "filesize": 1}
]
def test_list_images_empty(loop, qemu, tmpdir):
with patch("gns3server.compute.Qemu.get_images_directory", return_value=str(tmpdir)):
assert loop.run_until_complete(qemu.list_images()) == []
def test_list_images_directory_not_exist(loop, qemu):
with patch("gns3server.compute.Qemu.get_images_directory", return_value="/bla"):
assert loop.run_until_complete(qemu.list_images()) == []
def test_delete_node(async_run, vpcs, project):
project._nodes = set()
node_id = str(uuid.uuid4())
node = async_run(vpcs.create_node("PC 1", project.id, node_id, console=2222))
assert node in project.nodes
with patch("gns3server.compute.project.Project.emit") as mock_emit:
async_run(vpcs.delete_node(node_id))
mock_emit.assert_called_with("node.deleted", node)
assert node not in project.nodes
def test_duplicate_vpcs(async_run, vpcs, project):
source_node_id = str(uuid.uuid4())
source_node = async_run(vpcs.create_node("PC-1", project.id, source_node_id, console=2222))
with open(os.path.join(source_node.working_dir, "startup.vpc"), "w+") as f:
f.write("set pcname PC-1\nip dhcp\n")
destination_node_id = str(uuid.uuid4())
destination_node = async_run(vpcs.create_node("PC-2", project.id, destination_node_id, console=2223))
async_run(vpcs.duplicate_node(source_node_id, destination_node_id))
with open(os.path.join(destination_node.working_dir, "startup.vpc")) as f:
startup = f.read().strip()
assert startup == "set pcname PC-2\nip dhcp\n".strip()
def test_duplicate_ethernet_switch(async_run, project):
with asyncio_patch('gns3server.compute.dynamips.nodes.ethernet_switch.EthernetSwitch.create'):
dynamips_manager = Dynamips.instance()
source_node_id = str(uuid.uuid4())
source_node = async_run(dynamips_manager.create_node("SW-1", project.id, source_node_id, node_type='ethernet_switch'))
destination_node_id = str(uuid.uuid4())
destination_node = async_run(dynamips_manager.create_node("SW-2", project.id, destination_node_id, node_type='ethernet_switch'))
async_run(dynamips_manager.duplicate_node(source_node_id, destination_node_id))