ceph/src/ceph-volume/ceph_volume/log.py

   1 import logging
   2 import os
   3 from ceph_volume import terminal
   4 from ceph_volume import conf
   5
   6 BASE_FORMAT = "[%(name)s][%(levelname)-6s] %(message)s"
   7 FILE_FORMAT = "[%(asctime)s]" + BASE_FORMAT
   8
   9
  10 def setup(name='ceph-volume.log', log_path=None, log_level=None):
  11     log_path = log_path or conf.log_path
  12     # if a non-root user calls help or other no-sudo-required command the
  13     # logger will fail to write to /var/lib/ceph/ so this /tmp/ path is used as
  14     # a fallback
  15     tmp_log_file = os.path.join('/tmp/', name)
  16     root_logger = logging.getLogger()
  17     # The default path is where all ceph log files are, and will get rotated by
  18     # Ceph's logrotate rules.
  19     log_level = log_level or "DEBUG"
  20     log_level = getattr(logging, log_level.upper())
  21     root_logger.setLevel(log_level)
  22
  23     try:
  24         fh = logging.FileHandler(log_path)
  25     except (OSError, IOError) as err:
  26         terminal.warning("Falling back to /tmp/ for logging. Can't use %s" % log_path)
  27         terminal.warning(str(err))
  28         conf.log_path = tmp_log_file
  29         fh = logging.FileHandler(tmp_log_file)
  30
  31     fh.setLevel(log_level)
  32     fh.setFormatter(logging.Formatter(FILE_FORMAT))
  33
  34     root_logger.addHandler(fh)
  35
  36
  37 def setup_console():
  38     # TODO: At some point ceph-volume should stop using the custom logger
  39     # interface that exists in terminal.py and use the logging module to
  40     # produce output for the terminal
  41     # Console Logger
  42     sh = logging.StreamHandler()
  43     sh.setFormatter(logging.Formatter('[terminal] %(message)s'))
  44     sh.setLevel(logging.DEBUG)
  45
  46     terminal_logger = logging.getLogger('terminal')
  47
  48     # allow all levels at root_logger, handlers control individual levels
  49     terminal_logger.addHandler(sh)