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Code Issues Releases Wiki Activity

Merge remote-tracking branch 'origin/2.2' into 2.2

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This commit is contained in:
grossmj 2023-01-04 15:12:26 +08:00
commit e15c36f05c
5 changed files with 122 additions and 9 deletions
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99
gns3server/compute/qemu/qemu_vm.py
View File

@ -78,6 +78,7 @@ class QemuVM(BaseNode):
self._monitor_host = server_config.get("monitor_host", "127.0.0.1")
self._process = None
self._cpulimit_process = None
self._swtpm_process = None
self._monitor = None
self._stdout_file = ""
self._qemu_img_stdout_file = ""
@ -120,6 +121,7 @@ class QemuVM(BaseNode):
self._initrd = ""
self._kernel_image = ""
self._kernel_command_line = ""
self._tpm = False
self._legacy_networking = False
self._replicate_network_connection_state = True
self._create_config_disk = False
@ -686,7 +688,7 @@ class QemuVM(BaseNode):
"""
Sets whether a config disk is automatically created on HDD disk interface (secondary slave)
:param replicate_network_connection_state: boolean
:param create_config_disk: boolean
"""
if create_config_disk:
@ -807,6 +809,30 @@ class QemuVM(BaseNode):
log.info('QEMU VM "{name}" [{id}] has set the number of vCPUs to {cpus}'.format(name=self._name, id=self._id, cpus=cpus))
self._cpus = cpus
@property
def tpm(self):
"""
Returns whether TPM is activated for this QEMU VM.
:returns: boolean
"""
return self._tpm
@tpm.setter
def tpm(self, tpm):
"""
Sets whether TPM is activated for this QEMU VM.
:param tpm: boolean
"""
if tpm:
log.info('QEMU VM "{name}" [{id}] has enabled the Trusted Platform Module (TPM)'.format(name=self._name, id=self._id))
else:
log.info('QEMU VM "{name}" [{id}] has disabled the Trusted Platform Module (TPM)'.format(name=self._name, id=self._id))
self._tpm = tpm
@property
def options(self):
"""
@ -984,11 +1010,8 @@ class QemuVM(BaseNode):
"""
if self._cpulimit_process and self._cpulimit_process.returncode is None:
self._cpulimit_process.kill()
try:
self._process.wait(3)
except subprocess.TimeoutExpired:
log.error("Could not kill cpulimit process {}".format(self._cpulimit_process.pid))
self._cpulimit_process.terminate()
self._cpulimit_process = None
def _set_cpu_throttling(self):
"""
@ -1003,7 +1026,9 @@ class QemuVM(BaseNode):
cpulimit_exec = os.path.join(os.path.dirname(os.path.abspath(sys.executable)), "cpulimit", "cpulimit.exe")
else:
cpulimit_exec = "cpulimit"
subprocess.Popen([cpulimit_exec, "--lazy", "--pid={}".format(self._process.pid), "--limit={}".format(self._cpu_throttling)], cwd=self.working_dir)
command = [cpulimit_exec, "--lazy", "--pid={}".format(self._process.pid), "--limit={}".format(self._cpu_throttling)]
self._cpulimit_process = subprocess.Popen(command, cwd=self.working_dir)
log.info("CPU throttled to {}%".format(self._cpu_throttling))
except FileNotFoundError:
raise QemuError("cpulimit could not be found, please install it or deactivate CPU throttling")
@ -1079,7 +1104,8 @@ class QemuVM(BaseNode):
await self._set_process_priority()
if self._cpu_throttling:
self._set_cpu_throttling()
if self._tpm:
self._start_swtpm()
if "-enable-kvm" in command_string or "-enable-hax" in command_string:
self._hw_virtualization = True
@ -1162,6 +1188,7 @@ class QemuVM(BaseNode):
log.warning('QEMU VM "{}" PID={} is still running'.format(self._name, self._process.pid))
self._process = None
self._stop_cpulimit()
self._stop_swtpm()
if self.on_close != "save_vm_state":
await self._clear_save_vm_stated()
await self._export_config()
@ -1995,6 +2022,60 @@ class QemuVM(BaseNode):
return options
def _start_swtpm(self):
"""
Start swtpm (TPM emulator)
"""
if sys.platform.startswith("win"):
raise QemuError("swtpm (TPM emulator) is not supported on Windows")
tpm_dir = os.path.join(self.working_dir, "tpm")
os.makedirs(tpm_dir, exist_ok=True)
tpm_sock = os.path.join(self.temporary_directory, "swtpm.sock")
swtpm = shutil.which("swtpm")
if not swtpm:
raise QemuError("Could not find swtpm (TPM emulator)")
try:
command = [
swtpm,
"socket",
"--tpm2",
'--tpmstate', "dir={}".format(tpm_dir),
"--ctrl",
"type=unixio,path={},terminate".format(tpm_sock)
]
command_string = " ".join(shlex_quote(s) for s in command)
log.info("Starting swtpm (TPM emulator) with: {}".format(command_string))
self._swtpm_process = subprocess.Popen(command, cwd=self.working_dir)
log.info("swtpm (TPM emulator) has started")
except (OSError, subprocess.SubprocessError) as e:
raise QemuError("Could not start swtpm (TPM emulator): {}".format(e))
def _stop_swtpm(self):
"""
Stop swtpm (TPM emulator)
"""
if self._swtpm_process and self._swtpm_process.returncode is None:
self._swtpm_process.terminate()
self._swtpm_process = None
def _tpm_options(self):
"""
Return the TPM options for Qemu.
"""
tpm_sock = os.path.join(self.temporary_directory, "swtpm.sock")
options = [
"-chardev",
"socket,id=chrtpm,path={}".format(tpm_sock),
"-tpmdev",
"emulator,id=tpm0,chardev=chrtpm",
"-device",
"tpm-tis,tpmdev=tpm0"
]
return options
async def _network_options(self):
network_options = []
@ -2290,6 +2371,8 @@ class QemuVM(BaseNode):
command.extend((await self._saved_state_option()))
if self._console_type == "telnet":
command.extend((await self._disable_graphics()))
if self._tpm:
command.extend(self._tpm_options())
if additional_options:
try:
command.extend(shlex.split(additional_options))

13
gns3server/schemas/qemu.py
View File

@ -190,6 +190,10 @@ QEMU_CREATE_SCHEMA = {
"description": "Replicate the network connection state for links in Qemu",
"type": ["boolean", "null"],
},
"tpm": {
"description": "Enable the Trusted Platform Module (TPM) in Qemu",
"type": ["boolean", "null"],
},
"create_config_disk": {
"description": "Automatically create a config disk on HDD disk interface (secondary slave)",
"type": ["boolean", "null"],
@ -384,6 +388,10 @@ QEMU_UPDATE_SCHEMA = {
"description": "Replicate the network connection state for links in Qemu",
"type": ["boolean", "null"],
},
"tpm": {
"description": "Enable the Trusted Platform Module (TPM) in Qemu",
"type": ["boolean", "null"],
},
"create_config_disk": {
"description": "Automatically create a config disk on HDD disk interface (secondary slave)",
"type": ["boolean", "null"],
@ -591,6 +599,10 @@ QEMU_OBJECT_SCHEMA = {
"description": "Replicate the network connection state for links in Qemu",
"type": "boolean",
},
"tpm": {
"description": "Enable the Trusted Platform Module (TPM) in Qemu",
"type": "boolean",
},
"create_config_disk": {
"description": "Automatically create a config disk on HDD disk interface (secondary slave)",
"type": ["boolean", "null"],
@ -665,6 +677,7 @@ QEMU_OBJECT_SCHEMA = {
"kernel_command_line",
"legacy_networking",
"replicate_network_connection_state",
"tpm",
"create_config_disk",
"on_close",
"cpu_throttling",

5
gns3server/schemas/qemu_template.py
View File

@ -183,6 +183,11 @@ QEMU_TEMPLATE_PROPERTIES = {
"type": "boolean",
"default": True
},
"tpm": {
"description": "Enable the Trusted Platform Module (TPM) in Qemu",
"type": "boolean",
"default": False
},
"create_config_disk": {
"description": "Automatically create a config disk on HDD disk interface (secondary slave)",
"type": "boolean",

1
gns3server/utils/asyncio/__init__.py
View File

@ -82,6 +82,7 @@ async def subprocess_check_output(*args, cwd=None, env=None, stderr=False):
# and the code of VPCS, dynamips... Will detect it's not the correct binary
return output.decode("utf-8", errors="ignore")
async def wait_for_process_termination(process, timeout=10):
"""
Wait for a process terminate, and raise asyncio.TimeoutError in case of

13
tests/compute/qemu/test_qemu_vm.py
View File

@ -173,7 +173,7 @@ async def test_termination_callback(vm):
await vm._termination_callback(0)
assert vm.status == "stopped"
await queue.get(1) #  Ping
await queue.get(1) # Ping
(action, event, kwargs) = await queue.get(1)
assert action == "node.updated"
@ -401,6 +401,17 @@ async def test_spice_option(vm, fake_qemu_img_binary):
assert '-vga qxl' in ' '.join(options)
async def test_tpm_option(vm, tmpdir, fake_qemu_img_binary):
vm.manager.get_qemu_version = AsyncioMagicMock(return_value="3.1.0")
vm._tpm = True
tpm_sock = os.path.join(vm.temporary_directory, "swtpm.sock")
options = await vm._build_command()
assert '-chardev socket,id=chrtpm,path={}'.format(tpm_sock) in ' '.join(options)
assert '-tpmdev emulator,id=tpm0,chardev=chrtpm' in ' '.join(options)
assert '-device tpm-tis,tpmdev=tpm0' in ' '.join(options)
async def test_disk_options_multiple_disk(vm, tmpdir, fake_qemu_img_binary):
vm._hda_disk_image = str(tmpdir / "test0.qcow2")