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Removed kvmd-cleanup

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Systemd kills all orphaned children when using KillMode=mixed
This commit is contained in:
Maxim Devaev 2024-07-08 04:53:24 +03:00
parent eb1eb527f8
commit 237d39b172
6 changed files with 0 additions and 174 deletions
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1
configs/os/services/kvmd.service
View File

@ -11,7 +11,6 @@ RestartSec=3
AmbientCapabilities=CAP_NET_RAW
ExecStart=/usr/bin/kvmd --run
ExecStopPost=/usr/bin/kvmd-cleanup --run
TimeoutStopSec=10
KillMode=mixed

75
kvmd/apps/cleanup/__init__.py
View File

@ -1,75 +0,0 @@
# ========================================================================== #
# #
# KVMD - The main PiKVM daemon. #
# #
# Copyright (C) 2018-2024 Maxim Devaev <mdevaev@gmail.com> #
# #
# 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 <https://www.gnu.org/licenses/>. #
# #
# ========================================================================== #
import signal
import time
import psutil
from ...logging import get_logger
from ...yamlconf import Section
from .. import init
# =====
def _kill_streamer(config: Section) -> None:
logger = get_logger(0)
if config.streamer.process_name_prefix:
prefix = config.streamer.process_name_prefix + ":"
logger.info("Trying to find and kill the streamer %r ...", prefix + " <app>")
for proc in psutil.process_iter():
attrs = proc.as_dict(attrs=["name"])
if attrs.get("name", "").startswith(prefix):
try:
proc.send_signal(signal.SIGTERM)
except Exception:
logger.exception("Can't send SIGTERM to streamer with pid=%d", proc.pid)
time.sleep(3)
if proc.is_running():
try:
proc.send_signal(signal.SIGKILL)
except Exception:
logger.exception("Can't send SIGKILL to streamer with pid=%d", proc.pid)
# =====
def main(argv: (list[str] | None)=None) -> None:
config = init(
prog="kvmd-cleanup",
description="Kill KVMD and clear resources",
check_run=True,
argv=argv,
)[2].kvmd
logger = get_logger(0)
logger.info("Cleaning up ...")
try:
_kill_streamer(config)
except Exception:
pass
logger.info("Bye-bye")

24
kvmd/apps/cleanup/__main__.py
View File

@ -1,24 +0,0 @@
# ========================================================================== #
# #
# KVMD - The main PiKVM daemon. #
# #
# Copyright (C) 2018-2024 Maxim Devaev <mdevaev@gmail.com> #
# #
# 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 <https://www.gnu.org/licenses/>. #
# #
# ========================================================================== #
from . import main
main()

2
setup.py
View File

@ -95,7 +95,6 @@ def main() -> None:
"kvmd.apps.htpasswd",
"kvmd.apps.totp",
"kvmd.apps.edidconf",
"kvmd.apps.cleanup",
"kvmd.apps.ipmi",
"kvmd.apps.vnc",
"kvmd.apps.vnc.rfb",
@ -123,7 +122,6 @@ def main() -> None:
"kvmd-htpasswd = kvmd.apps.htpasswd:main",
"kvmd-totp = kvmd.apps.totp:main",
"kvmd-edidconf = kvmd.apps.edidconf:main",
"kvmd-cleanup = kvmd.apps.cleanup:main",
"kvmd-ipmi = kvmd.apps.ipmi:main",
"kvmd-vnc = kvmd.apps.vnc:main",
"kvmd-nginx-mkconf = kvmd.apps.ngxmkconf:main",

20
testenv/tests/apps/cleanup/__init__.py
View File

@ -1,20 +0,0 @@
# ========================================================================== #
# #
# KVMD - The main PiKVM daemon. #
# #
# Copyright (C) 2018-2024 Maxim Devaev <mdevaev@gmail.com> #
# #
# 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 <https://www.gnu.org/licenses/>. #
# #
# ========================================================================== #

52
testenv/tests/apps/cleanup/test_main.py
View File

@ -1,52 +0,0 @@
# ========================================================================== #
# #
# KVMD - The main PiKVM daemon. #
# #
# Copyright (C) 2018-2024 Maxim Devaev <mdevaev@gmail.com> #
# #
# 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 <https://www.gnu.org/licenses/>. #
# #
# ========================================================================== #
import multiprocessing
import time
from typing import Literal
import setproctitle
from kvmd.apps.cleanup import main
# =====
def test_ok() -> None:
_ = Literal # Makes liters happy
queue: "multiprocessing.Queue[Literal[True]]" = multiprocessing.Queue()
def ustreamer_fake() -> None:
setproctitle.setproctitle("kvmd/streamer: /usr/bin/ustreamer")
queue.put(True)
while True:
time.sleep(1)
proc = multiprocessing.Process(target=ustreamer_fake, daemon=True)
proc.start()
assert queue.get(timeout=5)
assert proc.is_alive()
main(["kvmd-cleanup", "--run"])
assert not proc.is_alive()
proc.join()