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https://github.com/GNS3/gns3-server
synced 2024-12-25 00:08:11 +00:00
Delete a VM, mark it as destroyable
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parent
28308b10bc
commit
f97c2b2cbe
@ -30,9 +30,28 @@ class ProjectHandler:
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output=PROJECT_OBJECT_SCHEMA,
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input=PROJECT_OBJECT_SCHEMA)
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def create_project(request, response):
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pm = ProjectManager.instance()
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p = pm.create_project(
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location=request.json.get("location"),
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uuid=request.json.get("uuid")
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)
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response.json(p)
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@classmethod
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@Route.post(
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r"/project/{uuid}/commit",
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description="Write changes on disk",
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parameters={
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"uuid": "Project instance UUID",
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},
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status_codes={
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204: "Changes write on disk",
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404: "Project instance doesn't exist"
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})
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def create_project(request, response):
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pm = ProjectManager.instance()
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project = pm.get_project(request.match_info["uuid"])
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project.commit()
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response.set_status(204)
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@ -149,14 +149,13 @@ class BaseManager:
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self._vms[vm.uuid] = vm
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return vm
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# FIXME: should be named close_vm and we should have a
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# delete_vm when a user deletes a VM (including files in workdir)
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@asyncio.coroutine
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def delete_vm(self, uuid):
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def close_vm(self, uuid):
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"""
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Delete a VM
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:param uuid: VM UUID
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:returns: VM instance
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"""
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vm = self.get_vm(uuid)
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@ -164,7 +163,22 @@ class BaseManager:
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yield from vm.close()
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else:
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vm.close()
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return vm
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@asyncio.coroutine
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def delete_vm(self, uuid):
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"""
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Delete a VM. VM working directory will be destroy when
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we receive a commit.
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:param uuid: VM UUID
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:returns: VM instance
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"""
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vm = yield from self.close_vm(uuid)
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vm.project.mark_vm_for_destruction(vm)
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del self._vms[vm.uuid]
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return vm
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@staticmethod
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def _has_privileged_access(executable):
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@ -96,7 +96,7 @@ class BaseVM:
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Return VM working directory
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"""
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return self._project.vm_working_directory(self.manager.module_name.lower(), self._uuid)
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return self._project.vm_working_directory(self)
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def create(self):
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"""
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@ -18,6 +18,7 @@
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import aiohttp
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import os
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import tempfile
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import shutil
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from uuid import UUID, uuid4
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@ -45,6 +46,7 @@ class Project:
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if location is None:
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self._location = tempfile.mkdtemp()
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self._vms_to_destroy = set()
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self._path = os.path.join(self._location, self._uuid)
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try:
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os.makedirs(os.path.join(self._path, "vms"), exist_ok=True)
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@ -66,25 +68,40 @@ class Project:
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return self._path
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def vm_working_directory(self, module, vm_uuid):
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def vm_working_directory(self, vm):
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"""
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Return a working directory for a specific VM.
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If the directory doesn't exist, the directory is created.
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:param module: The module name (vpcs, dynamips...)
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:param vm_uuid: VM UUID
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:param vm: An instance of VM
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:returns: A string with a VM working directory
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"""
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workdir = os.path.join(self._path, module, vm_uuid)
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workdir = os.path.join(self._path, vm.manager.module_name.lower(), vm.uuid)
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try:
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os.makedirs(workdir, exist_ok=True)
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except OSError as e:
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raise aiohttp.web.HTTPInternalServerError(text="Could not create VM working directory: {}".format(e))
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return workdir
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def mark_vm_for_destruction(self, vm):
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"""
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:param vm: An instance of VM
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"""
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self._vms_to_destroy.add(vm)
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def __json__(self):
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return {
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"uuid": self._uuid,
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"location": self._location
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}
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def commit(self):
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"""Write project changes on disk"""
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while self._vms_to_destroy:
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vm = self._vms_to_destroy.pop()
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directory = self.vm_working_directory(vm)
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if os.path.exists(directory):
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shutil.rmtree(directory)
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@ -19,6 +19,8 @@
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This test suite check /project endpoint
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"""
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import uuid
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def test_create_project_with_dir(server, tmpdir):
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response = server.post("/project", {"location": str(tmpdir)})
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@ -46,3 +48,13 @@ def test_create_project_with_uuid(server):
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assert response.status == 200
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assert response.json["uuid"] == "00010203-0405-0607-0809-0a0b0c0d0e0f"
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assert response.json["location"] == "/tmp"
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def test_commit_project(server, project):
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response = server.post("/project/{uuid}/commit".format(uuid=project.uuid))
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assert response.status == 204
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def test_commit_project_invalid_project_uuid(server, project):
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response = server.post("/project/{uuid}/commit".format(uuid=uuid.uuid4()))
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assert response.status == 404
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@ -17,7 +17,21 @@
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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import pytest
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from gns3server.modules.project import Project
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from gns3server.modules.vpcs import VPCS, VPCSVM
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@pytest.fixture(scope="module")
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def manager(port_manager):
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m = VPCS.instance()
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m.port_manager = port_manager
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return m
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@pytest.fixture(scope="function")
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def vm(project, manager):
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return VPCSVM("test", "00010203-0405-0607-0809-0a0b0c0d0e0f", project, manager)
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def test_affect_uuid():
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@ -45,7 +59,25 @@ def test_json(tmpdir):
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assert p.__json__() == {"location": p.location, "uuid": p.uuid}
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def test_vm_working_directory(tmpdir):
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def test_vm_working_directory(tmpdir, vm):
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p = Project(location=str(tmpdir))
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assert os.path.exists(p.vm_working_directory('vpcs', '00010203-0405-0607-0809-0a0b0c0d0e0f'))
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assert os.path.exists(os.path.join(str(tmpdir), p.uuid, 'vpcs', '00010203-0405-0607-0809-0a0b0c0d0e0f'))
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assert os.path.exists(p.vm_working_directory(vm))
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assert os.path.exists(os.path.join(str(tmpdir), p.uuid, vm.module_name, vm.uuid))
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def test_mark_vm_for_destruction(tmpdir, vm):
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p = Project(location=str(tmpdir))
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p.mark_vm_for_destruction(vm)
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assert len(p._vms_to_destroy) == 1
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def test_commit(tmpdir, manager):
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project = Project(location=str(tmpdir))
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vm = VPCSVM("test", "00010203-0405-0607-0809-0a0b0c0d0e0f", project, manager)
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directory = project.vm_working_directory(vm)
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project.mark_vm_for_destruction(vm)
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assert len(project._vms_to_destroy) == 1
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assert os.path.exists(directory)
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project.commit()
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assert len(project._vms_to_destroy) == 0
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assert os.path.exists(directory) is False
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