radio/logger.py
2021-10-03 15:05:36 -04:00

50 lines
1.2 KiB
Python

import sys
from subprocess import PIPE, Popen
from threading import Thread, main_thread, Lock
from queue import Queue, Empty
from time import sleep
from pathlib import Path
from util import non_block_read
READ_SIZE = 8096
LOG_DIR = "logs/"
class Logger(Thread):
def __init__(self):
Thread.__init__(self)
self.streams = dict()
self.files = dict()
self.mutex = Lock()
Path(LOG_DIR).mkdir(exist_ok=True)
def add(self, stream, filename):
self.mutex.acquire()
try:
if not filename in self.files.keys():
self.files[filename] = open(LOG_DIR + filename, "ab")
self.streams[filename] = stream
finally:
self.mutex.release()
def run(self):
while main_thread().is_alive():
self.mutex.acquire()
try:
for filename, stream in self.streams.items():
f = self.files[filename]
while True:
output = non_block_read(stream)
if output == None or output == b'':
break
f.write(output)
f.flush()
print(output.decode('utf-8'))
finally:
self.mutex.release()
sleep(0.1)
logger = Logger()
logger.start()