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fix: add exclusive lock #117

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Merged
timerring merged 1 commit into from
Dec 10, 2024
Merged

fix: add exclusive lock #117

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29 changes: 18 additions & 11 deletions src/upload/upload.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@
from src.upload.generate_yaml import generate_yaml_template
from src.upload.extract_video_info import generate_title
import time
import fcntl

def read_and_delete_lines(file_path):
while True:
Expand Down Expand Up @@ -66,14 +67,23 @@ def find_bv_number(target_str, my_list):
return None

def read_append_and_delete_lines(file_path):
if os.path.getsize(file_path) == 0:
print(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} Empty queue, wait 2 minutes and check again...", flush=True)
time.sleep(120)
return
while True:
if os.path.getsize(file_path) == 0:
print(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} Empty queue, wait 2 minutes and check again...", flush=True)
time.sleep(120)
return

with open(file_path, "r+") as file:
fcntl.flock(file, fcntl.LOCK_EX)
lines = file.readlines()
upload_video_path = lines.pop(0).strip()
file.seek(0)
file.writelines(lines)
# Truncate the file to the current position
file.truncate()
# Release the lock
fcntl.flock(file, fcntl.LOCK_UN)

with open(file_path, "r") as file:
lines = file.readlines()
upload_video_path = lines.pop(0).strip()
print(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} " + "deal with " + upload_video_path, flush=True)
# check if the live is already uploaded
query = generate_title(upload_video_path)
Expand All @@ -92,10 +102,7 @@ def read_append_and_delete_lines(file_path):
with open(yaml_file_path, 'w', encoding='utf-8') as file:
file.write(yaml_template)
upload_video(upload_video_path, yaml_file_path)
with open(file_path, "w") as file:
file.writelines(lines)
return

return

def append_upload(upload_path, bv_result):
try:
Expand Down