drop dead daemonize code
This commit is contained in:
parent
994c190d0f
commit
d156218775
@ -1,13 +1,9 @@
|
||||
import argparse
|
||||
import logging
|
||||
import multiprocessing as mp
|
||||
import os
|
||||
import shutil
|
||||
import signal
|
||||
import socket
|
||||
import subprocess
|
||||
import sys
|
||||
import syslog
|
||||
import tempfile
|
||||
import time
|
||||
import urllib.request
|
||||
@ -127,98 +123,3 @@ def start_server(args: argparse.Namespace) -> None:
|
||||
access_log=args.log_level == "debug",
|
||||
headers=headers,
|
||||
)
|
||||
|
||||
|
||||
# Define a function that takes the path of the file socket as input and returns True if it is served, False otherwise
|
||||
def is_served(file_socket: Path) -> bool:
|
||||
# Create a Unix stream socket
|
||||
client = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
|
||||
# Try to connect to the file socket
|
||||
try:
|
||||
client.connect(str(file_socket))
|
||||
# Connection succeeded, return True
|
||||
return True
|
||||
except OSError:
|
||||
# Connection failed, return False
|
||||
return False
|
||||
finally:
|
||||
# Close the client socket
|
||||
client.close()
|
||||
|
||||
|
||||
def set_out_to_syslog() -> None: # type: ignore
|
||||
# Define some constants for convenience
|
||||
log_levels = {
|
||||
"emerg": syslog.LOG_EMERG,
|
||||
"alert": syslog.LOG_ALERT,
|
||||
"crit": syslog.LOG_CRIT,
|
||||
"err": syslog.LOG_ERR,
|
||||
"warning": syslog.LOG_WARNING,
|
||||
"notice": syslog.LOG_NOTICE,
|
||||
"info": syslog.LOG_INFO,
|
||||
"debug": syslog.LOG_DEBUG,
|
||||
}
|
||||
facility = syslog.LOG_USER # Use user facility for custom applications
|
||||
|
||||
# Open a connection to the system logger
|
||||
syslog.openlog("clan-cli", 0, facility) # Use "myapp" as the prefix for messages
|
||||
|
||||
# Define a custom write function that sends messages to syslog
|
||||
def write(message: str) -> int:
|
||||
# Strip the newline character from the message
|
||||
message = message.rstrip("\n")
|
||||
# Check if the message is not empty
|
||||
if message:
|
||||
# Send the message to syslog with the appropriate level
|
||||
if message.startswith("ERROR:"):
|
||||
# Use error level for messages that start with "ERROR:"
|
||||
syslog.syslog(log_levels["err"], message)
|
||||
else:
|
||||
# Use info level for other messages
|
||||
syslog.syslog(log_levels["info"], message)
|
||||
return 0
|
||||
|
||||
# Assign the custom write function to sys.stdout and sys.stderr
|
||||
setattr(sys.stdout, "write", write)
|
||||
setattr(sys.stderr, "write", write)
|
||||
|
||||
# Define a dummy flush function to prevent errors
|
||||
def flush() -> None:
|
||||
pass
|
||||
|
||||
# Assign the dummy flush function to sys.stdout and sys.stderr
|
||||
setattr(sys.stdout, "flush", flush)
|
||||
setattr(sys.stderr, "flush", flush)
|
||||
|
||||
|
||||
def _run_socketfile(socket_file: Path, debug: bool) -> None:
|
||||
set_out_to_syslog()
|
||||
uvicorn.run(
|
||||
"clan_cli.webui.app:app",
|
||||
uds=str(socket_file),
|
||||
access_log=debug,
|
||||
reload=False,
|
||||
log_level="debug" if debug else "info",
|
||||
)
|
||||
|
||||
|
||||
@contextmanager
|
||||
def api_server(debug: bool) -> Iterator[Path]:
|
||||
runtime_dir = os.getenv("XDG_RUNTIME_DIR")
|
||||
if runtime_dir is None:
|
||||
raise RuntimeError("XDG_RUNTIME_DIR not set")
|
||||
socket_path = Path(runtime_dir) / "clan.sock"
|
||||
socket_path = socket_path.resolve()
|
||||
|
||||
log.debug("Socketfile lies at %s", socket_path)
|
||||
|
||||
if not is_served(socket_path):
|
||||
log.debug("Starting api server...")
|
||||
mp.set_start_method(method="spawn")
|
||||
proc = mp.Process(target=_run_socketfile, args=(socket_path, debug))
|
||||
proc.start()
|
||||
else:
|
||||
log.info("Api server is already running on %s", socket_path)
|
||||
|
||||
yield socket_path
|
||||
proc.terminate()
|
||||
|
Loading…
Reference in New Issue
Block a user