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moonraker: log unix socket permission errors

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Signed-off-by:  Eric Callahan <arksine.code@gmail.com>
This commit is contained in:
Eric Callahan 2021-11-04 11:00:30 -04:00
parent 780279d261
commit 61fab42281
1 changed files with 13 additions and 0 deletions
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13
moonraker/moonraker.py
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@ -15,6 +15,7 @@ import time
import socket import socket
import logging import logging
import json import json
import getpass
import signal import signal
import confighelper import confighelper
import utils import utils
@ -639,8 +640,20 @@ class KlippyConnection:
self.on_recd = on_recd self.on_recd = on_recd
self.on_close = on_close self.on_close = on_close
self.event_loop = event_loop self.event_loop = event_loop
self.log_no_access = True
async def connect(self, address: str) -> bool: async def connect(self, address: str) -> bool:
if not os.path.exists(address):
return False
if not os.access(address, os.R_OK | os.W_OK):
if self.log_no_access:
user = getpass.getuser()
logging.info(
f"Cannot connect to Klippy, Linux user '{user}' lacks "
f"permission to open Unix Domain Socket: {address}")
self.log_no_access = False
return False
self.log_no_access = True
ksock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM) ksock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
kstream = iostream.IOStream(ksock) kstream = iostream.IOStream(ksock)
try: try: