gns3-server/tests/api/routes/compute/test_qemu_nodes.py

# -*- coding: utf-8 -*-
#
# Copyright (C) 2020 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 pytest
import os
import stat
import shutil

from fastapi import FastAPI, status
from httpx import AsyncClient
from tests.utils import asyncio_patch
from unittest.mock import patch, MagicMock

from gns3server.compute.project import Project

pytestmark = pytest.mark.asyncio


@pytest.fixture
def fake_qemu_bin(monkeypatch, tmpdir) -> str:

    monkeypatch.setenv("PATH", str(tmpdir))
    bin_path = os.path.join(os.environ["PATH"], "qemu-system-x86_64")
    with open(bin_path, "w+") as f:
        f.write("1")
    os.chmod(bin_path, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR)
    return bin_path


@pytest.fixture
def fake_qemu_vm(images_dir) -> str:

    img_dir = os.path.join(images_dir, "QEMU")
    bin_path = os.path.join(img_dir, "linux载.img")
    with open(bin_path, "w+") as f:
        f.write("1")
    os.chmod(bin_path, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR)
    return bin_path


@pytest.fixture
def fake_qemu_img_binary(tmpdir):

    bin_path = str(tmpdir / "qemu-img")
    with open(bin_path, "w+") as f:
        f.write("1")
    os.chmod(bin_path, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR)
    return bin_path


@pytest.fixture
def base_params(tmpdir, fake_qemu_bin) -> dict:
    """Return standard parameters"""

    return {"name": "QEMU-TEST-1", "qemu_path": fake_qemu_bin}


@pytest.fixture
async def qemu_vm(app: FastAPI, compute_client: AsyncClient, compute_project: Project, base_params: dict) -> None:

    response = await compute_client.post(
        app.url_path_for("compute:create_qemu_node", project_id=compute_project.id),
        json=base_params
    )
    assert response.status_code == status.HTTP_201_CREATED
    return response.json()


async def test_qemu_create(app: FastAPI,
                           compute_client: AsyncClient,
                           compute_project: Project,
                           base_params: dict,
                           fake_qemu_bin: str) -> None:

    response = await compute_client.post(app.url_path_for("compute:create_qemu_node", project_id=compute_project.id), json=base_params)
    assert response.status_code == status.HTTP_201_CREATED
    assert response.json()["name"] == "QEMU-TEST-1"
    assert response.json()["project_id"] == compute_project.id
    assert response.json()["qemu_path"] == fake_qemu_bin
    assert response.json()["platform"] == "x86_64"


async def test_qemu_create_platform(app: FastAPI,
                                    compute_client: AsyncClient,
                                    compute_project: Project,
                                    base_params: dict,
                                    fake_qemu_bin: str):

    base_params["qemu_path"] = None
    base_params["platform"] = "x86_64"
    response = await compute_client.post(app.url_path_for("compute:create_qemu_node", project_id=compute_project.id), json=base_params)
    assert response.status_code == status.HTTP_201_CREATED
    assert response.json()["name"] == "QEMU-TEST-1"
    assert response.json()["project_id"] == compute_project.id
    assert response.json()["qemu_path"] == fake_qemu_bin
    assert response.json()["platform"] == "x86_64"


@pytest.mark.asyncio
async def test_qemu_create_with_params(app: FastAPI,
                                       compute_client: AsyncClient,
                                       compute_project: Project,
                                       base_params: dict,
                                       fake_qemu_vm: str):

    params = base_params
    params["ram"] = 1024
    params["hda_disk_image"] = "linux载.img"
    response = await compute_client.post(app.url_path_for("compute:create_qemu_node", project_id=compute_project.id), json=params)
    assert response.status_code == status.HTTP_201_CREATED
    assert response.json()["name"] == "QEMU-TEST-1"
    assert response.json()["project_id"] == compute_project.id
    assert response.json()["ram"] == 1024
    assert response.json()["hda_disk_image"] == "linux载.img"
    assert response.json()["hda_disk_image_md5sum"] == "c4ca4238a0b923820dcc509a6f75849b"


@pytest.mark.parametrize(
    "name, status_code",
    (
        ("valid-name.com", status.HTTP_201_CREATED),
        ("42name", status.HTTP_201_CREATED),
        ("424242", status.HTTP_409_CONFLICT),
        ("name42", status.HTTP_201_CREATED),
        ("name.424242", status.HTTP_409_CONFLICT),
        ("-name", status.HTTP_409_CONFLICT),
        ("name%-test", status.HTTP_409_CONFLICT),
        ("x" * 63, status.HTTP_201_CREATED),
        ("x" * 64, status.HTTP_409_CONFLICT),
        (("x" * 62 + ".") * 4, status.HTTP_201_CREATED),
        ("xx" + ("x" * 62 + ".") * 4, status.HTTP_409_CONFLICT),
    ),
)
async def test_qemu_create_with_invalid_name(
        app: FastAPI,
        compute_client: AsyncClient,
        compute_project: Project,
        base_params: dict,
        name: str,
        status_code: int
) -> None:

    base_params["name"] = name
    response = await compute_client.post(
        app.url_path_for("compute:create_qemu_node", project_id=compute_project.id), json=base_params
    )
    assert response.status_code == status_code

# async def test_qemu_create_with_project_file(app: FastAPI,
#                                              compute_client: AsyncClient,
#                                              compute_project: Project,
#                                              base_params: dict,
#                                              fake_qemu_vm: str) -> None:
#
#     response = await compute_client.post(
#         app.url_path_for("compute:write_compute_project_file", project_id=compute_project.id, file_path="hello.img"),
#         content=b"world"
#     )
#     assert response.status_code == status.HTTP_204_NO_CONTENT
#     params = base_params
#     params["hda_disk_image"] = "hello.img"
#     response = await compute_client.post(
#         app.url_path_for("compute:create_qemu_node", project_id=compute_project.id),
#         json=params
#     )
#     assert response.status_code == status.HTTP_201_CREATED
#     assert response.json()["hda_disk_image"] == "hello.img"
#     assert response.json()["hda_disk_image_md5sum"] == "7d793037a0760186574b0282f2f435e7"


async def test_qemu_get(app: FastAPI, compute_client: AsyncClient, compute_project: Project, qemu_vm: dict):

    response = await compute_client.get(
        app.url_path_for("compute:get_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"])
    )
    assert response.status_code == status.HTTP_200_OK
    assert response.json()["name"] == "QEMU-TEST-1"
    assert response.json()["project_id"] == compute_project.id
    assert response.json()["node_directory"] == os.path.join(
        compute_project.path,
        "project-files",
        "qemu",
        qemu_vm["node_id"]
    )


async def test_qemu_start(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict) -> None:

    with asyncio_patch("gns3server.compute.qemu.qemu_vm.QemuVM.start", return_value=True) as mock:
        response = await compute_client.post(
            app.url_path_for("compute:start_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"])
        )
        assert mock.called
        assert response.status_code == status.HTTP_204_NO_CONTENT


async def test_qemu_stop(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict) -> None:

    with asyncio_patch("gns3server.compute.qemu.qemu_vm.QemuVM.stop", return_value=True) as mock:
        response = await compute_client.post(
            app.url_path_for("compute:stop_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"])
        )
        assert mock.called
        assert response.status_code == status.HTTP_204_NO_CONTENT


async def test_qemu_reload(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict) -> None:

    with asyncio_patch("gns3server.compute.qemu.qemu_vm.QemuVM.reload", return_value=True) as mock:
        response = await compute_client.post(
            app.url_path_for("compute:reload_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"])
        )
        assert mock.called
        assert response.status_code == status.HTTP_204_NO_CONTENT


async def test_qemu_suspend(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict) -> None:

    with asyncio_patch("gns3server.compute.qemu.qemu_vm.QemuVM.suspend", return_value=True) as mock:
        response = await compute_client.post(
            app.url_path_for("compute:suspend_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"])
        )
        assert mock.called
        assert response.status_code == status.HTTP_204_NO_CONTENT


async def test_qemu_resume(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict) -> None:

    with asyncio_patch("gns3server.compute.qemu.qemu_vm.QemuVM.resume", return_value=True) as mock:
        response = await compute_client.post(
            app.url_path_for("compute:resume_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"])
        )
        assert mock.called
        assert response.status_code == status.HTTP_204_NO_CONTENT


async def test_qemu_delete(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict) -> None:

    with asyncio_patch("gns3server.compute.qemu.Qemu.delete_node", return_value=True) as mock:
        response = await compute_client.delete(
            app.url_path_for("compute:delete_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"])
        )
        assert mock.called
        assert response.status_code == status.HTTP_204_NO_CONTENT


async def test_qemu_update(app: FastAPI,
                           compute_client: AsyncClient,
                           qemu_vm: dict,
                           free_console_port: int,
                           fake_qemu_vm: str) -> None:

    params = {
        "name": "test",
        "console": free_console_port,
        "ram": 1024,
        "hdb_disk_image": "linux载.img"
    }

    response = await compute_client.put(
        app.url_path_for("compute:update_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"]),
        json=params
    )
    assert response.status_code == status.HTTP_200_OK
    assert response.json()["name"] == "test"
    assert response.json()["console"] == free_console_port
    assert response.json()["hdb_disk_image"] == "linux载.img"
    assert response.json()["ram"] == 1024


async def test_qemu_nio_create_udp(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict) -> None:

    params = {
        "type": "nio_udp",
        "lport": 4242,
        "rport": 4343,
        "rhost": "127.0.0.1"
    }

    with asyncio_patch("gns3server.compute.qemu.qemu_vm.QemuVM.add_ubridge_udp_connection"):
        await compute_client.put(
            app.url_path_for("compute:update_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"]),
            json={"adapters": 2}
        )

        url = app.url_path_for(
            "compute:create_qemu_node_nio",
            project_id=qemu_vm["project_id"],
            node_id=qemu_vm["node_id"],
            adapter_number="1",
            port_number="0"
        )
        response = await compute_client.post(url, json=params)

    assert response.status_code == status.HTTP_201_CREATED
    assert response.json()["type"] == "nio_udp"


async def test_qemu_nio_update_udp(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict) -> None:

    params = {
        "type": "nio_udp",
        "lport": 4242,
        "rport": 4343,
        "rhost": "127.0.0.1"
    }

    await compute_client.put(
        app.url_path_for("compute:update_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"]),
        json={"adapters": 2}
    )

    url = app.url_path_for(
        "compute:create_qemu_node_nio",
        project_id=qemu_vm["project_id"],
        node_id=qemu_vm["node_id"],
        adapter_number="1",
        port_number="0"
    )

    await compute_client.post(url, json=params)
    params["filters"] = {}

    url = app.url_path_for(
        "compute:update_qemu_node_nio",
        project_id=qemu_vm["project_id"],
        node_id=qemu_vm["node_id"],
        adapter_number="1",
        port_number="0"
    )
    response = await compute_client.put(url, json=params)
    assert response.status_code == status.HTTP_201_CREATED
    assert response.json()["type"] == "nio_udp"


async def test_qemu_delete_nio(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict) -> None:

    params = {
        "type": "nio_udp",
        "lport": 4242,
        "rport": 4343,
        "rhost": "127.0.0.1"
    }

    with asyncio_patch("gns3server.compute.qemu.qemu_vm.QemuVM._ubridge_send"):
        await compute_client.put(
            app.url_path_for("compute:update_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"]),
            json={"adapters": 2}
        )

        url = app.url_path_for(
            "compute:create_qemu_node_nio",
            project_id=qemu_vm["project_id"],
            node_id=qemu_vm["node_id"],
            adapter_number="1",
            port_number="0"
        )
        await compute_client.post(url, json=params)

        url = app.url_path_for(
            "compute:delete_qemu_node_nio",
            project_id=qemu_vm["project_id"],
            node_id=qemu_vm["node_id"],
            adapter_number="1",
            port_number="0"
        )
        response = await compute_client.delete(url)
    assert response.status_code == status.HTTP_204_NO_CONTENT


async def test_images(app: FastAPI, compute_client: AsyncClient, fake_qemu_vm) -> None:

    response = await compute_client.get(app.url_path_for("compute:get_qemu_images"))
    assert response.status_code == status.HTTP_200_OK
    assert {"filename": "linux载.img", "path": "linux载.img", "md5sum": "c4ca4238a0b923820dcc509a6f75849b", "filesize": 1} in response.json()


async def test_upload_image(app: FastAPI, compute_client: AsyncClient, tmpdir: str) -> None:

    with patch("gns3server.compute.Qemu.get_images_directory", return_value=str(tmpdir)):

        response = await compute_client.post(app.url_path_for("compute:upload_qemu_image",
                                                      filename="test2使"), content=b"TEST")
        assert response.status_code == status.HTTP_204_NO_CONTENT

    with open(str(tmpdir / "test2使")) as f:
        assert f.read() == "TEST"

    with open(str(tmpdir / "test2使.md5sum")) as f:
        checksum = f.read()
        assert checksum == "033bd94b1168d7e4f0d644c3c95e35bf"


async def test_upload_image_ova(app: FastAPI, compute_client: AsyncClient, tmpdir:str) -> None:

    with patch("gns3server.compute.Qemu.get_images_directory", return_value=str(tmpdir)):

        response = await compute_client.post(app.url_path_for("compute:upload_qemu_image",
                                                      filename="test2.ova/test2.vmdk"), content=b"TEST")
        assert response.status_code == status.HTTP_204_NO_CONTENT

    with open(str(tmpdir / "test2.ova" / "test2.vmdk")) as f:
        assert f.read() == "TEST"

    with open(str(tmpdir / "test2.ova" / "test2.vmdk.md5sum")) as f:
        checksum = f.read()
        assert checksum == "033bd94b1168d7e4f0d644c3c95e35bf"


async def test_upload_image_forbidden_location(app: FastAPI, compute_client: AsyncClient, tmpdir: str) -> None:

    response = await compute_client.post(app.url_path_for("compute:upload_qemu_image",
                                                  filename="/qemu/images/../../test2"), content=b"TEST")
    assert response.status_code == status.HTTP_403_FORBIDDEN


async def test_download_image(app: FastAPI, compute_client: AsyncClient, images_dir: str) -> None:

    response = await compute_client.post(app.url_path_for("compute:upload_qemu_image", filename="test3"), content=b"TEST")
    assert response.status_code == status.HTTP_204_NO_CONTENT

    response = await compute_client.get(app.url_path_for("compute:download_qemu_image", filename="test3"))
    assert response.status_code == status.HTTP_200_OK


async def test_download_image_forbidden_location(app: FastAPI, compute_client: AsyncClient, tmpdir) -> None:

    file_path = "foo/%2e%2e/%2e%2e/%2e%2e/%2e%2e/%2e%2e/%2e%2e/etc/passwd"
    response = await compute_client.get(app.url_path_for("compute:download_qemu_image", filename=file_path))
    assert response.status_code == status.HTTP_403_FORBIDDEN


@pytest.mark.skipif(os.getuid() == 0, reason="Root can delete any image")
async def test_upload_image_permission_denied(app: FastAPI, compute_client: AsyncClient, images_dir: str) -> None:

    with open(os.path.join(images_dir, "QEMU", "test2.tmp"), "w+") as f:
        f.write("")
    os.chmod(os.path.join(images_dir, "QEMU", "test2.tmp"), 0)

    response = await compute_client.post(app.url_path_for("compute:upload_qemu_image", filename="test2"), content=b"TEST")
    assert response.status_code == status.HTTP_409_CONFLICT


# @pytest.mark.asyncio
# async def test_create_img_relative(app: FastAPI, compute_client: AsyncClient):
#
#     params = {
#         "qemu_img": "/tmp/qemu-img",
#         "path": "hda.qcow2",
#         "format": "qcow2",
#         "preallocation": "metadata",
#         "cluster_size": 64,
#         "refcount_bits": 12,
#         "lazy_refcounts": "off",
#         "size": 100
#     }
#     with asyncio_patch("gns3server.compute.Qemu.create_disk"):
#         response = await compute_client.post(app.url_path_for("compute:create_qemu_image"), json=params)
#     assert response.status_code == status.HTTP_204_NO_CONTENT
#
#
# async def test_create_img_absolute_non_local(app: FastAPI, compute_client: AsyncClient, config) -> None:
#
#     config.settings.Server.local = False
#     params = {
#         "qemu_img": "/tmp/qemu-img",
#         "path": "/tmp/hda.qcow2",
#         "format": "qcow2",
#         "preallocation": "metadata",
#         "cluster_size": 64,
#         "refcount_bits": 12,
#         "lazy_refcounts": "off",
#         "size": 100
#     }
#     with asyncio_patch("gns3server.compute.Qemu.create_disk"):
#         response = await compute_client.post(app.url_path_for("compute:create_qemu_image"), json=params)
#     assert response.status_code == 403
#
#
# async def test_create_img_absolute_local(app: FastAPI, compute_client: AsyncClient, config) -> None:
#
#     params = {
#         "qemu_img": "/tmp/qemu-img",
#         "path": "/tmp/hda.qcow2",
#         "format": "qcow2",
#         "preallocation": "metadata",
#         "cluster_size": 64,
#         "refcount_bits": 12,
#         "lazy_refcounts": "off",
#         "size": 100
#     }
#     with asyncio_patch("gns3server.compute.Qemu.create_disk"):
#         response = await compute_client.post(app.url_path_for("compute:create_qemu_image"), json=params)
#     assert response.status_code == status.HTTP_204_NO_CONTENT


async def test_capabilities(app: FastAPI, compute_client: AsyncClient) -> None:

    with asyncio_patch("gns3server.compute.Qemu.get_kvm_archs", return_value=["x86_64"]):
        response = await compute_client.get(app.url_path_for("compute:get_qemu_capabilities"))
        assert response.json()["kvm"] == ["x86_64"]


async def test_qemu_duplicate(app: FastAPI,
                              compute_client: AsyncClient,
                              compute_project: Project,
                              qemu_vm: dict,
                              base_params: dict) -> None:

    # create destination node first
    response = await compute_client.post(
        app.url_path_for("compute:create_qemu_node", project_id=qemu_vm["project_id"]),
        json=base_params
    )

    assert response.status_code == status.HTTP_201_CREATED
    params = {"destination_node_id": response.json()["node_id"]}
    response = await compute_client.post(
        app.url_path_for("compute:duplicate_qemu_node", project_id=qemu_vm["project_id"], node_id=qemu_vm["node_id"]),
        json=params
    )
    assert response.status_code == status.HTTP_201_CREATED


async def test_qemu_create_disk_image(
        app: FastAPI,
        compute_client: AsyncClient,
        compute_project: Project,
        fake_qemu_img_binary: str,
        qemu_vm: dict,
):

    options = {
        "format": "qcow2",
        "preallocation": "metadata",
        "cluster_size": 64,
        "refcount_bits": 12,
        "lazy_refcounts": "off",
        "size": 30
    }

    with asyncio_patch("asyncio.create_subprocess_exec", return_value=MagicMock()) as qemu_img:
        response = await compute_client.post(
            app.url_path_for(
                "compute:create_qemu_disk_image",
                project_id=qemu_vm["project_id"],
                node_id=qemu_vm["node_id"],
                disk_name="disk.qcow2"
            ),
            json=options
        )
        assert response.status_code == status.HTTP_204_NO_CONTENT

        args, kwargs = qemu_img.call_args
        assert args == (
            fake_qemu_img_binary,
            "create",
            "-f",
            "qcow2",
            "-o",
            "cluster_size=64",
            "-o",
            "lazy_refcounts=off",
            "-o",
            "preallocation=metadata",
            "-o",
            "refcount_bits=12",
            os.path.join(qemu_vm["node_directory"], "disk.qcow2"),
            "30M"
        )


async def test_qemu_create_disk_image_already_exists(
        app: FastAPI,
        compute_client: AsyncClient,
        compute_project: Project,
        fake_qemu_img_binary: str,
        qemu_vm: dict,
):

    node = compute_project.get_node(qemu_vm["node_id"])
    shutil.copy("tests/resources/empty8G.qcow2", os.path.join(node.working_dir, "disk.qcow2"))

    options = {
        "format": "qcow2",
        "size": 100
    }

    response = await compute_client.post(
        app.url_path_for(
            "compute:create_qemu_disk_image",
            project_id=qemu_vm["project_id"],
            node_id=qemu_vm["node_id"],
            disk_name="disk.qcow2"
        ),
        json=options
    )
    assert response.status_code == status.HTTP_409_CONFLICT


# async def test_qemu_create_disk_image_with_not_supported_characters_by_filesystem(
#         app: FastAPI,
#         compute_client: AsyncClient,
#         compute_project: Project,
#         fake_qemu_img_binary: str,
#         qemu_vm: dict,
# ):
#
#     node = compute_project.get_node(qemu_vm["node_id"])
#     shutil.copy("tests/resources/empty8G.qcow2", os.path.join(node.working_dir, "disk.qcow2"))
#
#     options = {
#         "format": "qcow2",
#         "size": 100
#     }
#
#     with patch("os.path.exists", side_effect=UnicodeEncodeError('error', u"", 1, 2, 'Emulated Unicode Err')):
#         response = await compute_client.post(
#             app.url_path_for(
#                 "compute:create_qemu_disk_image",
#                 project_id=qemu_vm["project_id"],
#                 node_id=qemu_vm["node_id"],
#                 disk_name=u"\u2019"
#             ),
#             json=options
#         )
#         assert response.status_code == status.HTTP_409_CONFLICT


async def test_qemu_update_disk_image(
        app: FastAPI,
        compute_client: AsyncClient,
        compute_project: Project,
        fake_qemu_img_binary: str,
        qemu_vm: dict,
) -> None:

    node = compute_project.get_node(qemu_vm["node_id"])
    shutil.copy("tests/resources/empty8G.qcow2", os.path.join(node.working_dir, "disk.qcow2"))

    with asyncio_patch("asyncio.create_subprocess_exec", return_value=MagicMock()) as qemu_img:
        response = await compute_client.put(
            app.url_path_for(
                "compute:update_qemu_disk_image",
                project_id=qemu_vm["project_id"],
                node_id=qemu_vm["node_id"],
                disk_name="disk.qcow2"
            ),
            json={"extend": 10}
        )
        assert response.status_code == status.HTTP_204_NO_CONTENT

        assert qemu_img.called
        args, kwargs = qemu_img.call_args
        assert args == (
            fake_qemu_img_binary,
            "resize",
            os.path.join(qemu_vm["node_directory"], "disk.qcow2"),
            "+10M"
        )


async def test_qemu_delete_disk_image(
        app: FastAPI,
        compute_client: AsyncClient,
        compute_project: Project,
        qemu_vm: dict,
) -> None:

    node = compute_project.get_node(qemu_vm["node_id"])
    shutil.copy("tests/resources/empty8G.qcow2", os.path.join(node.working_dir, "disk.qcow2"))

    response = await compute_client.delete(
        app.url_path_for(
            "compute:delete_qemu_disk_image",
            project_id=qemu_vm["project_id"],
            node_id=qemu_vm["node_id"],
            disk_name="disk.qcow2"
        )
    )
    assert response.status_code == status.HTTP_204_NO_CONTENT


async def test_qemu_delete_disk_image_missing_image(
        app: FastAPI,
        compute_client: AsyncClient,
        compute_project: Project,
        qemu_vm: dict,
) -> None:

    response = await compute_client.delete(
        app.url_path_for(
            "compute:delete_qemu_disk_image",
            project_id=qemu_vm["project_id"],
            node_id=qemu_vm["node_id"],
            disk_name="unknown_image.qcow2"
        )
    )
    assert response.status_code == status.HTTP_409_CONFLICT


@pytest.mark.asyncio
async def test_qemu_start_capture(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict):

    params = {
        "capture_file_name": "test.pcap",
        "data_link_type": "DLT_EN10MB"
    }

    url = app.url_path_for(
        "compute:start_qemu_node_capture",
        project_id=qemu_vm["project_id"],
        node_id=qemu_vm["node_id"],
        adapter_number="0",
        port_number="0"
    )

    with patch("gns3server.compute.qemu.qemu_vm.QemuVM.is_running", return_value=True):
        with asyncio_patch("gns3server.compute.qemu.qemu_vm.QemuVM.start_capture") as mock:
            response = await compute_client.post(url, json=params)
            assert response.status_code == status.HTTP_200_OK
            assert mock.called
            assert "test.pcap" in response.json()["pcap_file_path"]


@pytest.mark.asyncio
async def test_qemu_stop_capture(app: FastAPI, compute_client: AsyncClient, qemu_vm: dict):

    url = app.url_path_for(
        "compute:stop_qemu_node_capture",
        project_id=qemu_vm["project_id"],
        node_id=qemu_vm["node_id"],
        adapter_number="0",
        port_number="0"
    )

    with patch("gns3server.compute.qemu.qemu_vm.QemuVM.is_running", return_value=True):
        with asyncio_patch("gns3server.compute.qemu.qemu_vm.QemuVM.stop_capture") as mock:
            response = await compute_client.post(url)
            assert response.status_code == status.HTTP_204_NO_CONTENT
            assert mock.called


# @pytest.mark.asyncio
# async def test_qemu_pcap(app: FastAPI, compute_client: AsyncClient, vm, compute_project):
#
#     with asyncio_patch("gns3server.compute.qemu.qemu_vm.QemuVM.get_nio"):
#         with asyncio_patch("gns3server.compute.qemu.Qemu.stream_pcap_file"):
#             response = await compute_client.get("/projects/{project_id}/qemu/nodes/{node_id}/adapters/0/ports/0/pcap".format(project_id=compute_project.id, node_id=vm["node_id"]), raw=True)
#             assert response.status_code == status.HTTP_200_OK