git.scottworley.com Git - nix-currently-building/blob - nix_currently_building.py

   1 import os
   2 import subprocess
   3 import time
   4
   5
   6 BLOCK_SIZE = 4096
   7 MIN_AGE = time.time() - 86400 * 7
   8
   9
  10 def removesuffix(s, suf):  # Until python 3.9
  11     return s[:len(s) - len(suf)] if s.endswith(suf) else s
  12
  13
  14 def truncated(log):
  15     return subprocess.run(['bunzip2', '--test', log], stderr=subprocess.DEVNULL).returncode == 2
  16
  17
  18 def main():
  19     for d, _, files in os.walk(os.environ.get('NIX_LOG_DIR', '/nix/var/log/nix')):
  20         for f in files:
  21             path = os.path.join(d, f)
  22             st = os.stat(path)
  23             if (st.st_size % BLOCK_SIZE) == 0 and st.st_mtime > MIN_AGE and truncated(path):
  24                 print(d[-2:] + removesuffix(f, '.bz2'))
  25
  26
  27 if __name__ == '__main__':
  28     main()